LIFTABLE BASKETBALL STAND

Abstract

Disclosed is a liftable basketball stand, including a base, a backboard and a basket and further including a liftable support frame. A bottom of the liftable support frame is fixedly connected to the base, a top of the liftable support frame is fixedly connected to the backboard, and the basket is fixed to the backboard. The liftable support frame at least includes a first main support rod, a second main support rod and a connecting piece, wherein the first main support rod is sleeved inside the second main support rod, is movably connected to the second main support rod through the connecting piece and is capable of moving upwards or downwards relative to the second main support rod. The basketball stand disclosed by the present invention can be adjusted arbitrarily at different heights, so that the basketball stand features simple adjustment mode and high stability.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS

The application claims priority to Chinese patent application No. 2022229487947, No. 2022229656273 and No. 2022229486959, filed on Nov. 7, 2022, the entire contents of which are incorporated herein by reference.

TECHNICAL FIELD

The present invention relates to the field of sports goods, and particularly relates to a liftable basketball stand.

BACKGROUND

A basketball stand is an essential facility for a basketball court, includes a backboard and a basket post and is erected at the center of each of both ends of the basketball court. There are hydraulic, mobile, stationary, suspended, storm petrel type and cannon type basketball stands and so forth. Regardless of use of basketball stands in any form, the basketball stands have to be sufficient in strength and rigidity. A condition that the standard altitude and position of the basket ring are affected as a result of significant vibration and deformation after a basketball slams into the basketball stand is avoided.

Since the basketball game needs a special field, popularization of the basketball game is restricted by the field. Existing basketball stands are usually fixed to the ground, are fixed and are inconvenient to move and lift, so that recreational activities of units and families and physical fitness exercises such as basketball learning by children cannot be carried out as the field and the facility are incompatible.

The using effect of existing liftable basketball stands is greatly reduced as the liftable basketball stands are inconveniently installed and operated and are low in stability.

SUMMARY

In view of this, the objective of the present invention is to provide a liftable basketball stand. The basketball stand disclosed by the present invention can be adjusted arbitrarily at different heights, so that the basketball stand features simple adjustment mode and high stability.

A liftable basketball stand includes a base, a backboard and a basket and further includes a liftable support frame, wherein a bottom of the liftable support frame is fixedly connected to the base, a top of the liftable support frame is fixedly connected to the backboard, and the basket is fixed to the backboard; the liftable support frame at least includes a first main support rod, a second main support rod and a connecting piece, wherein the first main support rod is sleeved inside the second main support rod, is movably connected to the second main support rod through the connecting piece and is capable of moving upwards or downwards relative to the second main support rod; a bottom end of the second main support rod is provided with a diagonal draw bar fixing hole, a diagonal draw bar is fixed on the base, and the diagonal draw bar is hinged with the second main support rod through the diagonal draw bar fixing hole.

The liftable basketball stand disclosed by the present invention is provided with the liftable support frame which is adjusted in a telescopic manner through the first main support rod and the second main support rod, so that the basketball stand can be adjusted arbitrarily at different heights, and thus, the basketball stand can be appropriate for usage requirements of crowds with different heights. The first main support rod and the second main support rod can achieve telescopic adjustment through the connecting piece, so that the adjustment mode is simple and convenient. The base is fixed to the bottom of the liftable support frame and can be directly placed on the ground. The basketball stand is fixed by the base, so that the basketball stand is high in stability. As the base is not fixedly connected to the ground, the basketball stand is conveniently moved.

Further preferably, a top end of the second main support rod is provided with a V-shaped opening; the connecting piece includes a locking ring; the locking ring is sleeved at the top of the second main support rod; and the first main support rod and the second main support rod are locked and fixed through the locking ring.

Further preferably, the locking ring includes a U-shaped buckle and a lock bolt, the lock bolt is movably connected to the U-shaped buckle, and the U-shaped buckle is locked through the lock bolt.

Further preferably, the top end of the second main support rod is provided with a pinhole, the first main support rod is provided with a plurality of adjusting holes, the plurality of adjusting holes are formed at an interval from top to bottom in a height direction of the first main support rod, the connecting piece is a pulling pin, and the pulling pin is clamped in the pinhole and the adjusting holes.

Further preferably, the pulling pin includes a pin body and a block pin clamped in the pin body, a bottom of the pin body is provided with a raised head inserted into the pinhole and the adjusting holes, a spring is sleeved on the pin body and is located between the pin body and the block pin, and a peripheral surface of the block pin is provided with screw threads.

Further preferably, the connecting piece includes an internal fixing part and an external rotating part, the internal fixing part is clamped to the top end of the second main support rod, the external rotating part is sleeved on the first main support rod, the external rotating part is movably connected to the internal fixing part, and the first main support rod and the second main support rod are screwed and fixed through the internal fixing part and the external rotating part.

Further preferably, the internal fixing part is provided with an external thread, the external rotating part is provided with an internal thread, the internal fixing part is movably connected to the external rotating part through the external thread and the internal thread, the internal fixing part is provided with an adjustable gap, and the adjustable gap extends from bottom to top in a height direction of the internal fixing part.

Further preferably, a bottom of the second main support rod is provided with a base fixing hole and a base limiting hole, the base is provided with a clamping groove, the bottom of the second main support rod is inserted into the clamping groove, a fixing pin is inserted into the base fixing hole, the fixing pin is provided with a roller, a limiting pin is inserted into the base limiting hole, an upper surface of the base is provided with a limiting groove, and the limiting pin is disposed in the limiting groove.

Further preferably, the maximum lifting adjustment height of the liftable support frame is 3.05 m, and a tube diameter of the first main support rod and the second main support rod is not less than 66 mm.

Further preferably, the maximum lifting adjustment height of the liftable support frame is 2.1 m, and a tube diameter of the first main support rod and the second main support rod is not less than 45-66 mm.

Compared with the prior art, the liftable basketball stand disclosed by the present invention has the following beneficial effects:

• • 1. The liftable basketball stand is formed by assembling the base, the backboard, the basket ring, the basket and the liftable support frame, and by arranging the liftable support frame, the height of the basketball stand is adjusted conveniently, so that the liftable basketball stand is suitable for adults and children to use. The basketball stand is convenient to move and suitable for use in different fields such as indoor courts and outdoor courts.
  • 2. The connecting piece is the locking ring. When the locking ring in an unlocked state, the first main support rod can be moved upwards or downwards to stretch, and the locking ring in a locked state can lock and fix the first main support rod and the second main support rod. The first main support rod and the second main support rod can achieve stretching and locking through the locking ring, so that the adjustment mode is simple, and the first main support rod and the second main support rod are locked firmly.
  • 3. The connecting piece is the pulling pin and stretches through the block pin, the first main support rod and the second main support rod, so that the adjustment mode is simple.
  • 4. The connecting piece includes the internal fixing part and the external rotating part, and the first main support rod and the second main support rod stretch by rotating the external rotating part, so that the adjustment mode is simple, and the first main support rod and the second main support rod are locked firmly.

For better understanding and implementation, the present invention will be described in detail below in combination with drawing.

BRIEF DESCRIPTION OF DRAWINGS

FIG. 1 is a structural schematic diagram of a liftable basketball stand in an embodiment I.

FIG. 2 is a structural schematic diagram of a liftable support frame stand in the embodiment I.

FIG. 3 is a partial enlarged drawing of the liftable support frame stand in the embodiment I.

FIG. 4 is a structural schematic diagram of a liftable basketball stand in an embodiment II.

FIG. 5 is a structural schematic diagram of a liftable support frame stand in an embodiment II.

FIG. 6 is another structural schematic diagram of the liftable support frame stand in the embodiment II.

FIG. 7 is a structural schematic diagram of a pulling pin in the embodiment II.

FIG. 8 is a structural schematic diagram of a liftable basketball stand in an embodiment III.

FIG. 9 is a structural schematic diagram of a liftable support frame stand in an embodiment III.

FIG. 10 is a schematic structural diagram of an internal fixing part in the embodiment III.

FIG. 11 is a schematic structural diagram of an external rotating part in the embodiment III.

DESCRIPTION OF NUMERALS IN DRAWINGS

• • 1, liftable support frame; 2, base; 3, backboard; 4, basket; 11, first main support rod; 12, second main support rod; 121, V-shaped opening; 13, U-shaped buckle; 14, lock bolt; 21, base fixing hole; 22, base limiting hole; 23, fixing pin; 24, roller; 25, limiting pin; 26, diagonal draw bar; 27, diagonal draw bar fixing hole; 15, third main support rod; 16, adjusting hole; 17, pulling pin; 170, pin body; 171, block pin; 172, raised head; 173, spring; 174, thread; 18, internal fixing part; 19, external rotating part; 181, external thread; 191, internal thread; 182, adjustable gap; 5, upper rod fixing piece.

DETAILED DESCRIPTION OF THE EMBODIMENTS

Orientational terms such as upper, lower, left, right, front, back, front side, back side, top and bottom mentioned or probably mentioned in the description are defined relative to its structure, which are relative concepts. Therefore, the orientational terms may be changed correspondingly according to different positions and different using state thereof. Hence, these orientational terms or other orientational terms shall not be explained as restrictive terms.

The implementation modes described in the following illustrative embodiments do not denote all implementation modes consistent with the present disclosure. On the contrary, they are merely examples of implementation modes consistent with some aspects of the present disclosure.

The terms used in the present disclosure are merely for the purpose of describing specific embodiments, and not intended to limit the present disclosure. The singular forms “one”, “said” and “the” used in the present disclosure are also intended to include the plural form unless the context clearly indicates other meanings. It should also be understood that the term “and/or” used herein refers to and includes any of one or more of the associated listed items or all possible combinations.

Embodiment I

As shown in FIG. 1, the embodiment discloses a liftable basketball stand, including a liftable support frame 1, a base 2, a backboard 3 and a basket 4, wherein a bottom of the liftable support frame 1 is fixedly connected to the base 2, a top of the liftable support frame 1 is fixedly connected to the backboard 3, and the basket 4 is fixed to the backboard 3. The base 2, the backboard 3, the basket 4 and the liftable support frame 1 are assembled to form the basketball stand which is convenient to move and suitable for family use and indoor or outdoor use.

As shown in FIG. 2 and FIG. 3, to stretch the basketball stand, the liftable support frame 1 includes a first main support rod 11, a second main support rod 12 and a connecting piece. The first main support rod 11 is sleeved inside the second main support rod 12, is movably connected to the second main support rod 12 through the connecting piece and is capable of moving upwards or downwards relative to the second main support rod 12. The first main support rod 11 is locked and fixed with the second main support rod 12 through the connecting piece. When the first main support rod 11 and the second main support rod 12 are in an unlocked state, the first main support rod 11 can move upwards or downwards to adjust the height of the liftable support frame 1.

Further, a top end of the second main support rod 12 is provided with a V-shaped opening 121; the connecting piece includes a locking ring; the locking ring is sleeved at the top of the second main support rod 12; and the first main support rod 11 and the second main support rod 12 are locked and fixed through the locking ring. Preferably, the locking ring includes a U-shaped buckle 13 and a lock bolt 14, the lock bolt 14 is movably connected to the U-shaped buckle 13, and the U-shaped buckle 13 is locked through the lock bolt 14. The lock bolt 14 is screwed, so that the U-shaped buckle 13 is acted to the top end of the second main support rod 12 to clamp the first main support rod 11 by means of deformation. The lock bolt 14 is loosened to relieve the locking state between the first main support rod 11 and the second main support rod 12, so as to adjust the height of the first main support rod 11.

The maximum lifting adjustment height of the liftable support frame 1 is 3.05 m, and a tube diameter of the first main support rod 11 and the second main support rod 12 is not less than 66 mm. The liftable basketball stand can be adjusted to the height of a standard basketball stand through the liftable support frame 1, which is suitable for adults to use. In other embodiments, the maximum lifting adjustment height of the liftable support frame 1 is 2.1 m, and a tube diameter of the first main support rod 11 and the second main support rod 12 is not less than 45-66 mm. The basketball stand formed by the liftable support frame 1 is suitable for children and adolescents to use.

To connect and fix the liftable support frame 1 and the base 2, the bottom of the second main support rod 12 is provided with a base fixing hole and a base limiting hole. The base 2 is provided with a clamping groove, the bottom of the second main support rod 12 is inserted into the clamping groove, a fixing pin 23 is inserted into the base fixing hole 21, and the fixing pin 23 is provided with a roller 24. By arranging the roller 24, the basketball stand is moved conveniently, so that it is more convenient to move the basketball stand. A limiting pin 25 is inserted into the base limiting hole 22, an upper surface of the base 2 is provided with a limiting groove, and the limiting pin 25 is disposed in the limiting groove. By arranging the limiting pin 25 to limit the position between the second main support rod 12 and the base 2, it is ensured that the second main support rod 12 can be installed in position precisely on the base 2.

To support the liftable support frame 1, the bottom end of the second main support rod 12 is further provided with a diagonal draw bar fixing hole, a diagonal draw bar 26 is fixed on the base 2, and the diagonal draw bar 26 is hinged with the second main support rod 12 through the diagonal draw bar fixing hole 27. The liftable support frame 1 is supported in an assistant manner by the diagonal draw bar 26, so that the liftable support frame 1 is fixed more firmly.

The liftable basketball stand in the embodiment is provided with the liftable support frame 1 which is adjusted in a telescopic manner through the first main support rod 11 and the second main support rod 12, so that the basketball stand can be adjusted arbitrarily at different heights, and thus, the basketball stand can be appropriate for usage requirements of crowds with different heights. The first main support rod 11 and the second main support rod 12 can achieve telescopic adjustment through the locking ring, so that the adjustment mode is simple and convenient. The base 2 is fixed to the bottom of the liftable support frame 1 and can be directly placed on the ground. The basketball stand is fixed by the base 2, so that the basketball stand is high in stability. As the base 2 is not fixedly connected to the ground, the basketball stand is conveniently moved.

Embodiment II

The embodiment is described with reference to FIG. 1 in the embodiment I.

As shown in FIG. 4, the embodiment also discloses a liftable basketball stand, including a liftable support frame 1, a base 2, a backboard 3 and a basket 4, wherein a bottom of the liftable support frame 1 is fixedly connected to the base 2, a top of the liftable support frame 1 is fixedly connected to the backboard 3, and the basket 4 is fixed to the backboard 3. The base 2, the backboard 3, the basket 4 and the liftable support frame 1 are assembled to form the basketball stand which is convenient to move and suitable for family use and indoor or outdoor use.

As shown in FIG. 5 and FIG. 6, to stretch the basketball stand, the liftable support frame 1 includes a first main support rod 11, a second main support rod 12, a third main support rod 15 and a connecting piece. A bottom of the first main support rod 11 is sleeved inside the third main support rod 15, and the first main support rod 11 is movably connected to the third main support rod 15 through the connecting piece and is capable of moving upwards or downwards relative to the third main support rod 15. A bottom of the third main support rod 15 is sleeved inside the second main support rod 12, and the third main support rod 15 is movably connected to the second main support rod 12 through the connecting piece and is capable of moving upwards or downwards relative to the second main support rod 12. The first main support rod 11 is locked and fixed with the third main support rod 15 through the connecting piece. When the first main support rod 11 and the third main support rod 15 are in an unlocked state, the first main support rod 11 can move upwards or downwards to adjust the height of the liftable support frame 1. The third main support rod 15 is locked and fixed with the second main support rod 12 through the connecting piece. When the third main support rod 15 and the second main support rod 12 are in an unlocked state, the third main support rod 15 can move upwards or downwards to adjust the height of the liftable support frame 1.

Further, the top end of the third main support rod 15 is provided with a pinhole, the first main support rod 11 is provided with a plurality of adjusting holes 16, the plurality of adjusting holes 16 are formed at an interval from top to bottom in a height direction of the first main support rod 11, the connecting piece is a pulling pin 17, and the pulling pin 17 is clamped in the pinhole and the adjusting holes 16. The top end of the second main support rod 12 is provided with a pinhole, the second main support rod 15 is provided with a plurality of adjusting holes 16, the plurality of adjusting holes 16 are formed at an interval from top to bottom in a height direction of the second main support rod 15, and the pulling pin 17 is clamped in the pinhole and the adjusting holes 16. The pulling pin 17 is a pulling pin with a locking thread.

When it is needed to adjust the height of the basketball stand, the clamping state between the pulling pin 17 and the first main support rod 11 and the third main support rod 15 can be relieved, then the first main support rod 11 is moved upwards or downwards, and when the position of the first main support rod 11 is adjusted, then the pulling pin 17 is clamped to the pinhole and the adjusting holes 16. The clamping state between the third main support rod 15 and the second main support rod 12 can be further relieved, then the third main support rod 15 is moved upwards or downwards, and when the position of the third main support rod 15 is adjusted, then the pulling pin 17 is clamped to the pinhole and the adjusting holes 16.

In an embodiment, as shown in FIG. 7, the pulling pin 17 is a pulling pin of a spring. The pulling pin 17 includes a pin body 170 and a block pin 171 clamped in the pin body 170. The pin body 170 is cap-shaped outside. A bottom of the pin body 170 is provided with a raised head 172 inserted into the pin hole and the adjusting holes 16. A spring 173 is sleeved on the pin body 170. The spring 173 is located between the pin body 170 and the block pin 171. A peripheral surface of the block pin 171 is provided with threads 174.

The maximum lifting adjustment height of the liftable support frame 1 is 3.05 m, and a tube diameter of the first main support rod 11 and the second main support rod 12 is not less than 66 mm. The liftable basketball stand can be adjusted to the height of a standard basketball stand through the liftable support frame 1, which is suitable for adults to use. In other embodiments, the maximum lifting adjustment height of the liftable support frame 1 is 2.1 m, and a tube diameter of the first main support rod 11 and the second main support rod 12 is not less than 45-66 mm. The basketball stand formed by the liftable support frame 1 is suitable for children and adolescents to use.

To connect and fix the liftable support frame 1 and the base 2, the bottom of the second main support rod 12 is provided with a base fixing hole 21 and a base limiting hole 22. The base 2 is provided with a clamping groove, the bottom of the second main support rod 12 is inserted into the clamping groove, a fixing pin 23 is inserted into the base fixing hole 21, and the fixing pin 23 is provided with a roller 24. By arranging the roller 24, the basketball stand is moved conveniently, so that it is more convenient to move the basketball stand. A limiting pin 25 is inserted into the base limiting hole 22, an upper surface of the base 2 is provided with a limiting groove, and the limiting pin 25 is disposed in the limiting groove. By arranging the limiting pin 25 to limit the position between the second main support rod 12 and the base 2, it is ensured that the second main support rod 12 can be installed in position precisely on the base 2.

To support the liftable support frame 1, the bottom end of the second main support rod 12 is further provided with a diagonal draw bar fixing hole 27, a diagonal draw bar 26 is fixed on the base 2, and the diagonal draw bar 26 is hinged with the second main support rod 12 through the diagonal draw bar fixing hole 27. The liftable support frame 1 is supported in an assistant manner by the diagonal draw bar 26, so that the liftable support frame 1 is fixed more firmly.

The liftable basketball stand in the embodiment is provided with the liftable support frame 1 which is adjusted in a telescopic manner through the first main support rod 11, the second main support rod 12, the third main support rod 15 and the connecting piece, so that the basketball stand can be adjusted arbitrarily at different heights, and thus, the basketball stand can be appropriate for usage requirements of crowds with different heights. The first main support rod 11 and the third main support rod 15 as well as the third main support rod 15 and the second main support rod 12 can achieve telescopic adjustment through the pulling pin 17, so that the adjustment mode is simple and convenient. The base 2 is fixed to the bottom of the liftable support frame 1 and can be directly placed on the ground. The basketball stand is fixed by the base 2, so that the basketball stand is high in stability. As the base 2 is not fixedly connected to the ground, the basketball stand is conveniently moved.

Embodiment III

The embodiment is described with reference to FIG. 1 in the embodiment I.

As shown in FIG. 8, the embodiment also discloses a liftable basketball stand, including a liftable support frame 1, a base 2, a backboard 3 and a basket 4, wherein a bottom of the liftable support frame 1 is fixedly connected to the base 2, a top of the liftable support frame 1 is fixedly connected to the backboard 3, and the basket 4 is fixed to the backboard 3. The base 2, the backboard 3, the basket 4 and the liftable support frame 1 are assembled to form the basketball stand which is convenient to move and suitable for family use and indoor or outdoor use.

As shown in FIG. 9, to stretch the basketball stand, the liftable support frame 1 includes a first main support rod 11, a second main support rod 12, a third main support rod 15 and a connecting piece. A bottom of the first main support rod 11 is sleeved inside the third main support rod 15, and the first main support rod 11 is movably connected to the third main support rod 15 through the connecting piece and is capable of moving upwards or downwards relative to the third main support rod 15. A bottom of the third main support rod 15 is sleeved inside the second main support rod 12, and the third main support rod 15 is movably connected to the second main support rod 12 through the connecting piece and is capable of moving upwards or downwards relative to the second main support rod 12. The first main support rod 11 is locked and fixed with the third main support rod 15 through the connecting piece. When the first main support rod 11 and the third main support rod 15 are in an unlocked state, the first main support rod 11 can move upwards or downwards to adjust the height of the liftable support frame 1. The third main support rod 15 is locked and fixed with the second main support rod 12 through the connecting piece. When the third main support rod 15 and the second main support rod 12 are in an unlocked state, the third main support rod 15 can move upwards or downwards to adjust the height of the liftable support frame 1.

Further, as shown in FIG. 10 and FIG. 11, the connecting piece includes an internal fixing part 18 and an external rotating part 19. The internal fixing part 18 of the connecting piece connecting the first main support rod 11 and the third main support rod 15 is clamped to the top end of the third main support rod 15, and the external rotating part 19 thereof is sleeved on the first main support rod 11. The external rotating part 19 is movably connected to the internal fixing part 18, and the first main support rod 11 and the second main support rod 15 are screwed and fixed through the internal fixing part 18 and the external rotating part 19. The internal fixing part 18 of the connecting piece connecting the third main support rod 15 and the second main support rod 12 is clamped to the top end of the second main support rod 12, and the external rotating part 19 thereof is sleeved on the first main support rod 15. The external rotating part 19 is movably connected to the internal fixing part 18, and the second main support rod 12 and the third main support rod 15 are screwed and fixed through the internal fixing part 18 and the external rotating part 19.

The internal fixing part is provided with an external thread 181, the external rotating part 19 is provided with an internal thread 191, and the internal fixing part 18 is movably connected to the external rotating part 19 through the external thread 181 and the internal thread 191. The internal fixing part 18 is provided with an adjustable gap 182, and the adjustable gap 182 extends from bottom to top in a height direction of the internal fixing part 18. The external rotating part 19 is rotated to relieve the locking state between the internal fixing part 18 and the external rotating part 19, so that the height of the first main support rod 11 or the third main support rod 15 can be adjusted. The external rotating part 19 is screwed to limit and fix the first main support rod 11 and the third main support rod 15 or to limit and fix the third main support rod 15 and the second main support rod 12.

The maximum lifting adjustment height of the liftable support frame 1 is 3.05 m, and a tube diameter of the first main support rod 11 and the second main support rod 12 is not less than 66 mm. The liftable basketball stand can be adjusted to the height of a standard basketball stand through the liftable support frame 1, which is suitable for adults to use. In other embodiments, the maximum lifting adjustment height of the liftable support frame 1 is 2.1 m, and a tube diameter of the first main support rod 11 and the second main support rod 12 is not less than 45-66 mm. The basketball stand formed by the liftable support frame 1 is suitable for children and adolescents to use.

To connect and fix the liftable support frame 1 and the base 2, the bottom of the second main support rod 12 is provided with a base fixing hole 21 and a base limiting hole 22. The base 2 is provided with a clamping groove, the bottom of the second main support rod 12 is inserted into the clamping groove, a fixing pin 23 is inserted into the base fixing hole 21, and the fixing pin 23 is provided with a roller 24. By arranging the roller 24, the basketball stand is moved conveniently, so that it is more convenient to move the basketball stand. A limiting pin 25 is inserted into the base limiting hole 22, an upper surface of the base 2 is provided with a limiting groove, and the limiting pin 25 is disposed in the limiting groove. By arranging the limiting pin 25 to limit the position between the second main support rod 12 and the base 2, it is ensured that the second main support rod 12 can be installed in position precisely on the base 2.

To support the liftable support frame 1, the bottom end of the second main support rod 12 is further provided with a diagonal draw bar fixing hole 27, a diagonal draw bar 26 is fixed on the base 2, and the diagonal draw bar 26 is hinged with the second main support rod 12 through the diagonal draw bar fixing hole 27. The liftable support frame 1 is supported in an assistant manner by the diagonal draw bar 26, so that the liftable support frame 1 is fixed more firmly.

To fix the first main support rod 11 and the backboard 3, an upper rod fixing part 5 is fixed to the top of the first main support rod 11, and the backboard 3 is fixedly connected to the upper rod fixing part 5 through a bolt.

The liftable basketball stand in the embodiment is provided with the liftable support frame 1 which is adjusted in a telescopic manner through the first main support rod 11, the second main support rod 12, the third main support rod 15 and the connecting piece, so that the basketball stand can be adjusted arbitrarily at different heights, and thus, the basketball stand can be appropriate for usage requirements of crowds with different heights. The first main support rod 11 and the third main support rod 15 as well as the third main support rod 15 and the second main support rod 12 can achieve telescopic adjustment through the internal fixing part 18 and the external rotating part 19, so that the adjustment mode is simple and convenient. The base 2 is fixed to the bottom of the liftable support frame 1 and can be directly placed on the ground. The basketball stand is fixed by the base 2, so that the basketball stand is high in stability. As the base 2 is not fixedly connected to the ground, the basketball stand is conveniently moved.

The above embodiments only express several embodiments of the present invention, are described in more detail, but are not to be construed as a limitation to the scope of the applied patent. It should point out that several variations and modifications may also be made by those of ordinary skill in the art without departing from the spirit of the present invention, which all fall within the protection scope of the present invention.

Claims

1. A liftable basketball stand, comprising a base, a backboard and a basket and further comprising a liftable support frame, wherein a bottom of the liftable support frame is fixedly connected to the base, a top of the liftable support frame is fixedly connected to the backboard, and the basket is fixed to the backboard; the liftable support frame at least comprises a first main support rod, a second main support rod and a connecting piece, wherein the first main support rod is sleeved inside the second main support rod, is movably connected to the second main support rod through the connecting piece and is capable of moving upwards or downwards relative to the second main support rod; a bottom end of the second main support rod is provided with a diagonal draw bar fixing hole, a diagonal draw bar is fixed on the base, and the diagonal draw bar is hinged with the second main support rod through the diagonal draw bar fixing hole.

2. The liftable basketball stand according to claim 1, wherein a top end of the second main support rod is provided with a V-shaped opening; the connecting piece comprises a locking ring; the locking ring is sleeved at the top of the second main support rod; and the first main support rod and the second main support rod are locked and fixed through the locking ring.

3. The liftable basketball stand according to claim 2, wherein the locking ring comprises a U-shaped buckle and a lock bolt, the lock bolt is movably connected to the U-shaped buckle, and the U-shaped buckle is locked through the lock bolt.

4. The liftable basketball stand according to claim 1, wherein the top end of the second main support rod is provided with a pinhole, the first main support rod is provided with a plurality of adjusting holes, the plurality of adjusting holes are formed at an interval from top to bottom in a height direction of the first main support rod, the connecting piece is a pulling pin, and the pulling pin is clamped in the pinhole and the adjusting holes.

5. The liftable basketball stand according to claim 4, wherein the pulling pin comprises a pin body and a block pin clamped in the pin body, a bottom of the pin body is provided with a raised head inserted into the pinhole and the adjusting holes, a spring is sleeved on the pin body and is located between the pin body and the block pin, and a peripheral surface of the block pin is provided with screw threads.

6. The liftable basketball stand according to claim 1, wherein the connecting piece comprises an internal fixing part and an external rotating part, the internal fixing part is clamped to the top end of the second main support rod, the external rotating part is sleeved on the first main support rod, the external rotating part is movably connected to the internal fixing part, and the first main support rod and the second main support rod are screwed and fixed through the internal fixing part and the external rotating part.

7. The liftable basketball stand according to claim 6, wherein the internal fixing part is provided with an external thread, the external rotating part is provided with an internal thread, the internal fixing part is movably connected to the external rotating part through the external thread and the internal thread, the internal fixing part is provided with an adjustable gap, and the adjustable gap extends from bottom to top in a height direction of the internal fixing part.

8. The liftable basketball stand according to claim 1, wherein a bottom of the second main support rod is provided with a base fixing hole and a base limiting hole, the base is provided with a clamping groove, the bottom of the second main support rod is inserted into the clamping groove, a fixing pin is inserted into the base fixing hole, the fixing pin is provided with a roller, a limiting pin is inserted into the base limiting hole, an upper surface of the base is provided with a limiting groove, and the limiting pin is disposed in the limiting groove.

9. The liftable basketball stand according to claim 1, wherein the maximum lifting adjustment height of the liftable support frame is 3.05 m, and a tube diameter of the first main support rod and the second main support rod is not less than 66 mm.

10. The liftable basketball stand according to claim 1, wherein the maximum lifting adjustment height of the liftable support frame is 2.1 m, and a tube diameter of the first main support rod and the second main support rod is not less than 45-66 mm.