ELASTIC MATTRESS HAVING OPEN-STYLE ELASTIC LAYER

Abstract

An elastic mattress having an open-style elastic layer, the elastic mattress includes the open-style elastic layer and one or more mattress layers. The open-style elastic layer includes a plurality of pre-compressed springs arranged in an array, a plurality of connecting seats are disposed on an outer periphery of the open-style elastic layer, the one or more mattress layers are laid on an upper side of the open-style elastic layer, multiple of insertion members or hanging members extend from around the one or more mattress layers, the open-style elastic layer is fixed to the one or more mattress layers by plugging or hanging the multiple of the insertion members or the hanging members on the plurality of connecting seats, and at least part of side surfaces of the open-style elastic layer are not wrapped by the multiple of the insertion members or the hanging members.

Description

RELATED APPLICATIONS

This application claims priority to Chinese patent application number 202311720556.3, filed on Dec. 14, 2023 and Chinese patent application number 202410413874.3, filed on Apr. 8, 2024. Chinese patent application number 202311720556.3 and Chinese patent application number 202410413874.3 are incorporated herein by reference.

FIELD OF THE DISCLOSURE

The present disclosure relates to the technical field of elastic mattresses, and in particular relates to an elastic mattress having an open-style elastic layer.

BACKGROUND OF THE DISCLOSURE

Requirements of residents for household goods vary day by day as material standards of human livings gradual improve. Especially, with respect to products, such as bed mattresses and sofa mattresses, on which users need to sit and lie down for a long time, requirements of the users not only increases, but the requirements also tend to diversify.

It should be known that the bed mattresses are divided into high-quality bed mattresses and low-quality bed mattresses in a current market of home products. The low-quality bed mattresses usually have a thin thickness and are easy to transport and store, but cannot meet comfort requirements of the users by a certain extent. The high-quality bed mattresses usually have complex internal structures, have an exquisite workmanship, and have a large thickness, and users will feel a superior comfort thereof when sitting and lying down. However, the high-quality bed mattresses cannot be dissembled due to the complex internal structures thereof. The bed mattresses purchased by the users are integrated and cannot be dissembled, and the users are inconvenienced when the bed mattresses are transported and stored. Further, when some parts of the high-quality bed mattresses age, the user can only discard an entire body instead of performing targeted maintenance, resulting in waste. With respect to this problem, some of the elastic mattresses that are detachable between different mattress layers have appeared on the market, such as Chinese patent publication number CN92191889A of the applicant. A removable outer cover is provided, and an elastic layer and one or more mattress layers that are replaceable are stacked in the outer cover, which resolves the problem that parts of the elastic mattresses or the bed mattresses are not replaceable by a certain extent. However, the problem of insufficiently convenient disassembly of the bed mattresses as well as the problem of poorer air permeability of the mattresses still remain.

BRIEF SUMMARY OF THE DISCLOSURE

An objective of the technical problem is to provide an elastic mattress having an open-style elastic layer and an application thereof to address deficiencies of the existing techniques.

The technical solution of the present disclosure is as follows.

An elastic mattress having an open-style elastic layer, the elastic mattress comprises the open-style elastic layer and one or more mattress layers. The open-style elastic layer comprises a plurality of pre-compressed springs arranged in an array, a plurality of connecting seats are disposed on an outer periphery of the open-style elastic layer, the one or more mattress layers are laid on an upper side of the open-style elastic layer, multiple of insertion members or hanging members extend from around the one or more mattress layers, the open-style elastic layer is fixed to the one or more mattress layers by plugging or hanging the multiple of the insertion members or the hanging members on the plurality of connecting seats, and at least part of one or more side surfaces of the open-style elastic layer are not wrapped by the multiple of the insertion members or the hanging members.

In some embodiments, the plurality of connecting seats are disposed on one or more side surfaces of the plurality of pre-compressed springs.

In some embodiments, a plurality of connecting structures are disposed around peripheries of the plurality of connecting seats, two of the plurality of connecting structures are connected to each other or the two of the plurality of connecting structures are connected by a third member, each of the plurality of pre-compressed springs is disposed with a corresponding one of the plurality of connecting seats, and two adjacent pre-compressed springs of the plurality of pre-compressed springs are connected by corresponding ones of the plurality of connecting structures.

In some embodiments, the open-style elastic layer further comprises a base plate, the base plate abuts ends of the plurality of pre-compressed springs away from the one or more mattress layers, and the plurality of connecting seats are disposed on the base plate.

In some embodiments, the multiple of the hanging members extend from around the one or more mattress layers, the base plate is formed by twisting a thread, the thread protrudes outwardly to form the plurality of connecting seats on an outer periphery of the base plate, and the multiple of the hanging members are hung on the plurality of connecting seats.

In some embodiments, the base plate comprises a plurality of positioning posts protruding upward, and bottoms of at least some of the plurality of pre-compressed springs are connected to the plurality of positioning posts by plugging.

In some embodiments, a surrounding edge is disposed around a periphery of the one or more mattress layers, the surrounding edge is parallel to an elastic direction of the plurality of pre-compressed springs and wraps an upper end of a side surface of the open-style elastic layer, and the surrounding edge extends downward to define the multiple of the insertion members or the hanging members or the multiple of the insertion members or the hanging members are fixed to the surrounding edge.

In some embodiments, middle portions of two adjacent pre-compressed springs of the plurality of pre-compressed springs are connected.

In some embodiments, the elastic mattress comprises multiple of the one or more mattress layers with different hardness.

An application of the elastic mattress, the application comprises applying the elastic mattress having the open-style elastic layer in a sofa, a bed mattress, an upholstered stool, or a camping mat.

The present disclosure at least has the following advantages.

The one or more mattress layers are directly fixed to the elastic layer by plugging or hanging the multiple of the insertion members or the hanging members on the plurality of connecting seats. A structure is simple, and an assembly and a disassembly are easy. The one or more mattress layers directly expose the plurality of pre-compressed springs rather than closing the one or more side surfaces of the open-style elastic layer to have a better air permeability compared to the one or more mattress layers and the elastic layer that are closed in the conventional elastic mattress.

In some possible embodiments, each of the plurality of pre-compressed springs is disposed with a corresponding one of the plurality of connecting seats configured to be connected to each other by corresponding ones of the plurality of connecting structures. The plurality of pre-compressed springs do not need to be connected by welding at two ends thereof, and two adjacent pre-compressed springs of the plurality of pre-compressed springs do not interfere with each other to provide better independence.

In other possible embodiments, the one or more mattress layers wrap one or more upper ends of the one or more side surfaces of the elastic layer to achieve a certain effect for positioning the plurality of pre-compressed springs by the surrounding edge disposed around the periphery of the one or more mattress layers.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 shows a diagrammatic view of a structure of an elastic mattress in Embodiment 1;

FIG. 2 shows a diagrammatic view of a structure of a mattress layer in Embodiment 1;

FIG. 3 shows a diagrammatic view of an inverted structure of the mattress layer in Embodiment 1;

FIG. 4 shows a diagrammatic view of a structure of an insertion member in Embodiment 1;

FIG. 5 shows an enlarged view of part A in FIG. 1;

FIG. 6 shows a diagrammatic view of a structure of an elastic mattress in Embodiment 2;

FIG. 7 shows a diagrammatic view of a structure of a mattress layer in Embodiment 2;

FIG. 8 shows a diagrammatic view of an inverted structure of the mattress layer in Embodiment 2;

FIG. 9 shows a diagrammatic view of a structure of an insertion member in Embodiment 2;

FIG. 10 shows an enlarged view of part B in FIG. 6;

FIG. 11 shows a diagrammatic view of a structure of an elastic mattress in Embodiment 3;

FIG. 12 shows a diagrammatic view of a structure of a mattress layer in Embodiment 3;

FIG. 13 shows a diagrammatic view of an inverted structure of the mattress layer in Embodiment 3;

FIG. 14 shows an enlarged view of part C in FIG. 11;

FIG. 15 shows a diagrammatic view of a structure of a mattress layer in Embodiment 4;

FIG. 16 shows a diagrammatic view of an inverted structure of the mattress layer in Embodiment 4;

FIG. 17 shows an enlarged view of part D in FIG. 16;

FIG. 18 shows a diagrammatic view of a structure of an elastic mattress in Embodiment 4;

FIG. 19 shows an enlarged view of part E in FIG. 18;

FIG. 20 shows a diagrammatic view of a structure of a mattress layer in Embodiment 5;

FIG. 21 shows a diagrammatic view of an inverted structure of the mattress layer in Embodiment 5;

FIG. 22 shows an enlarged view of part F in FIG. 20;

FIG. 23 shows a diagrammatic view of a structure of an elastic mattress in Embodiment 5;

FIG. 24 shows an enlarged view of part G in FIG. 23;

FIG. 25 shows a diagrammatic view of a structure of an elastic mattress in Embodiment 6;

FIG. 26 shows an enlarged view of part H in FIG. 25;

FIG. 27 shows a diagrammatic view of a structure of an elastic mattress in Embodiment 7;

FIG. 28 shows a diagrammatic view of the elastic mattress and a mattress layer that are separated in Embodiment 7;

FIG. 29 shows an enlarged view of part I in FIG. 27;

FIG. 30 shows an enlarged view of part J in FIG. 28;

FIG. 31 shows a diagrammatic view of a structure of a hanging ring in Embodiment 7;

FIG. 32 shows a diagrammatic view of a structure of a waist ring in Embodiment 7;

FIGS. 33 and 34 show diagrammatic views of structures of a waist ring plug in Embodiment 7.

Reference numbers in drawings: 1—mattress layer, 11—insertion member, 111—socket, 1112—first positioning hole, 112—buckling arm, 113—releasing portion, 12—hanging member, 121—strap for hanging ring, 122—hanging ring, 1221—hole for positioning hanging ring, 1222—hole for hanging connecting seat, 13—surrounding edge, 2—elastic layer, 21—pre-compressed spring, 22—connecting seat, 23—base plate, 231—positioning post, 3—insertion sub-piece, 31—first protrusion, 41—T-shaped protrusion, 42—Y-shaped joint, 5—insertion groove, 61—bottom edge, 62—first side edge, 63—second side edge, 64—first insertion portion, 641—second protrusion, 65—first receiving portion, 651—second positioning hole, 7—hanging hole, 81—waist ring, 82—waist ring plug, 821—positioning protrusion, 91—elliptical annular outer wall, 92—second insertion portion, 921—buckling tongue, 922—releasing member, 93—second receiving portion, 931—buckling groove.

DETAILED DESCRIPTION OF THE EMBODIMENTS

The technical solutions in the embodiments of the present disclosure will be described clearly and completely in combination with the accompanying drawings in the embodiments of the present disclosure. It is obvious that the described embodiments are merely a part of the embodiments of the present disclosure rather than all of the embodiments, and all other embodiments fall within the scope of protection of the present disclosure provided that they are obtained based on the embodiments of the present disclosure by a person of ordinary skill in the art without creative works.

In the description of the present disclosure, it should be noted that the terms, such as “upper”, “lower”, “inner”, “outer”, “top”, and “bottom”, indicate orientations or positional relationships based on orientations or positional relationships shown in the accompanying drawings. These terms are merely used to easily describe the present disclosure and simplify the description of the present disclosure, rather than indicating or implying that a referred device or element should have a particular orientation or be constructed and operated with a particular orientation, and therefore should not to be understood as a limitation of the present disclosure. Furthermore, the terms “first” and “second” are merely used for descriptive purposes and should not be understood as indicating or implying relative importance.

In the description of the present disclosure, unless otherwise expressly specified and limited, it is noted that the terms, such as “mounted”, “provided with”, “socketed”, “sleeved”, and “connected”, should develop a broad understanding, for example, “connection” can be a wall-mountable connection, a detachable connection, a one-piece connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, or a communication between inner portions of two elements, and the specific meaning of the terms in the present disclosure can be understood in specific conditions for those of ordinary skill in the art.

A thickness, a compart pattern, and the like of one or more mattress layers shown in the accompanying drawings are not main technical features of the present disclosure and should not be understood as a limitation of the present disclosure.

In the following embodiment, an elastic mattress comprises an elastic layer and one or more mattress layers laid on the elastic layer. In other possible embodiments, other functional layers, such as an additional filling layer or a balancing mesh layer for limiting spring units of the elastic layer, can be disposed between the one or more mattress layers and the elastic layer. Alternatively, the elastic mattress can comprise a plurality of mattress layers with same or different softness or hardness, as long as at least an uppermost layer of the plurality of mattress layers can be removably connected to connecting seats of the elastic layer by insertion members or hanging members.

In the following embodiments, the elastic layer at least comprises a plurality of pre-compressed springs arranged in an array. In addition, in some embodiments, the elastic layer further comprises a base plate. When the elastic layer comprises the base plate, the base plate abuts the plurality of pre-compressed springs, and the connecting seats can be disposed on the base plate or the plurality of pre-compressed springs. Further, when the connecting seats are disposed on the plurality of pre-compressed springs, the connecting seats can also be disposed with connecting structures. At this time, in addition to securing the elastic layer with the one or more mattress layers, which is achieved by a connection between the connecting seats and the insertion members or the hanging members, two of the connecting seats can be connected to each other by the connecting structures.

Embodiment 1

FIG. 1 shows a diagrammatic view of an elastic mattress in this embodiment. The elastic mattress comprises an elastic layer 2 and one or more mattress layers 1 laid on an upper side of the elastic layer 2. The elastic layer 2 comprises a plurality of pre-compressed springs 21 arranged in an array and a plurality of connecting seats 22. The plurality of connecting seats 22 are sleeved at waists of the plurality of pre-compressed springs 21, and the connecting seats 22 comprise insertion sub-pieces 3.

FIGS. 2 and 3 illustrate specific structures of the one or more mattress layers 1. A plurality of insertion members 11 are disposed around a periphery of the one or more mattress layers 1. The plurality of insertion members 11 are insertion parent-pieces that cooperate with the insertion sub-pieces 3, and the insertion members 11 are positioned at and cooperate with the insertion sub-pieces 3 to achieve a connection between the plurality of pre-compressed springs 21 and the one or more mattress layers 1.

Specifically, as shown in FIGS. 4 and 5, the insertion sub-pieces 3 are disposed on the plurality of connecting seats 22 and protrude outward, and first protrusions 31 as buckling structures are disposed on upper sides of the insertion sub-pieces 3. First ends of the insertion members 11 are connected to a main body of a corresponding one of the one or more mattress layers 1, and second ends of the insertion members 11 form sockets 111 facing a direction toward an inner portion of the corresponding one of the one or more mattress layers 1. First positioning holes 1112 into which the first protrusions 31 are buckled are disposed on upper walls of the sockets 111. When the insertion sub-pieces 3 are inserted into the sockets 111, the first protrusions 31 are buckled into the first positioning holes 1112 to be positioned at and cooperate with the first positioning holes 1112, so as to secure the one or more mattress layers 1 with the elastic layer 2.

Embodiment 2

As shown in FIGS. 6-10, an elastic mattress of this embodiment comprises an elastic layer 2 and one or more mattress layers 1 laid on an upper side of the elastic layer 2. The elastic layer 2 comprises a plurality of pre-compressed springs 21 arranged in an array and a plurality of connecting seats 22, and the plurality of connecting seats 22 are sleeved at waists of the plurality of pre-compressed springs 21.

In this embodiment, the plurality of connecting seats 22 comprise T-shaped protrusions 41, and the one or more mattress layers 1 comprise insertion members 11. Ends of the insertion members 11 away from a main body of a corresponding one of the one or more mattress layers 1 also form the T-shaped protrusions 41. One of the T-shaped protrusions 41 on each of two adjacent pre-compressed springs 21 of the plurality of pre-compressed springs 21 is connected to one of the T-shaped protrusions 41 on one of the insertion members 11 by a third member. The third member is a Y-shaped joint 42, and the Y-shaped joint 42 comprises three interfaces. Two of the T-shaped protrusions 41 on two connecting seats of the plurality of connecting seats 22 and one of the T-shaped protrusions 41 on one of the insertion members 11 are respectively plugged to one of the three interfaces of the Y-shaped joint 42.

Embodiment 3

As shown in FIGS. 11-14, an elastic mattress of this embodiment comprises an elastic layer 2 and one or more mattress layers 1 laid on an upper side of the elastic layer 2. The elastic layer 2 comprises a plurality of pre-compressed springs 21 arranged in an array and a plurality of connecting seats 22, and the plurality of connecting seats 22 are sleeved on waists of the plurality of pre-compressed springs 21.

A surrounding edge 13 that is irregular and has a wide top and a narrow bottom is formed by downwardly extending from around the one or more mattress layers 1. The surrounding edge 13 is parallel to an elastic direction of the plurality of pre-compressed springs 21 and encompasses an upper end of a side surface of the elastic layer 2. Insertion members 11 are integrally formed on the surrounding edge 13, and the insertion members 11 are located at a lower end of the surrounding edge 13. The insertion members 11 are downward buckles protruding forward, and the plurality of connecting seats 22 comprise insertion grooves 5 with openings facing upward. The insertion members 11 can enter into the insertion grooves 5 to achieve a plug-in connection with the insertion grooves 5.

Further, a front end of each of the insertion members 11 comprises two buckling arms 112, and two sides of each of the insertion members 11 are releasing portions 113. Opposite elastic deformation of the two buckling arms 112 can be driven by the releasing portions 113 to enable the two buckling arms 112 to be close to each other, so that the two buckling arms 112 enter into or leave from a corresponding one of the insertion grooves 5.

Embodiment 4

In Embodiment 4, as shown in FIGS. 15-19, an elastic mattress comprises an elastic layer 2 and one or more mattress layers 1 laid on an upper side of the elastic layer 2. The elastic layer 2 comprises a pre-compressed spring 21, a connecting seat 22, and a base plate 23. The base plate 23 comprises a positioning post 231 protruding upward, and the pre-compressed spring 21 is sleeved to the positioning post 231 to enable the base plate 23 to abut and be positioned at the pre-compressed spring 21.

Specifically, as shown in FIG. 17, an insertion member 11 protrudes inward from one or more side edges of the one or more mattress layers 1, and the insertion member 11 has a bottom edge 61, a first side edge 62, and a second side edge 63. The bottom edge 61, the first side edge 62, and the second side edge 63 roughly form a triangle. A middle part of the second side edge 63 away from the first side edge 62 protrudes outward to form a first insertion portion 64 shaped in a triangle, and the middle part of the second side edge 63 adjacent to the first side edge 62 protrudes inward to form a first receiving portion 65 for a cooperation with the first insertion portion 64. Further, a side of the first insertion portion 64 away from the first side edge 62 comprises a second protrusion 641 as a positioning structure, and a position of the first receiving portion 65 corresponding to the first side edge 62 comprises a second positioning hole 651 into which the second protrusion 641 is buckled.

Referring to FIGS. 18 and 19, front, rear, left, and right sides of the connecting seat 22 respectively have a connecting structure, and the connecting structure is the same as a structure of the insertion member 11. The first insertion portion 64 and the first receiving portion 65 of the insertion member 11 can respectively achieve a plug-in connection with a first receiving portion 65 and a first insertion portion 64 of the connecting structure on the connecting seat 22 to secure the one or more mattress layers 1 and the elastic layer 2, and the first insertion portion 64 is positioned at the first receiving portion 65 by a cooperation of the second protrusion 641 and the second positioning hole 651.

Embodiment 5

In this embodiment, an elastic mattress comprises an elastic layer 2 and one or more mattress layers 1 laid on an upper side of the elastic layer 2. As shown in FIGS. 20-22, a surrounding edge 13 is disposed around one or more outer peripheries of the one or more mattress layers 1, and a lower end of the surrounding edge 13 is connected to a hanging member 12. The hanging member 12 is a hanging hook extending downward.

A structure of the elastic layer 2 is shown in FIGS. 23 and 24. The elastic layer 2 comprises a base plate 23 and a pre-compressed spring 21 disposed on the base plate 23. A connecting seat 22 is formed at a bottom of the pre-compressed spring 21 at an outer periphery of the elastic layer 2, and the connecting seat 22 is a lug sheet. The lug sheet comprises a hanging hole 7, and the hanging member 12 is hung on the hanging hole 7 to secure the one or more mattress layers 1 with the elastic layer 2.

Embodiment 6

A structure of one or more mattress layers 1 of Embodiment 6 is the same as that of Embodiment 5, as shown in FIGS. 20-22. Embodiment 6 differs from Embodiment 5 in that a structure of the elastic layer 2 is different, as shown in FIGS. 25 and 26. In this embodiment, the base plate 23 is formed by twisting a hard metal thread, and the hard metal thread outwardly protrudes to form the hanging hole 7 on an outer periphery of the base plate 23. The connecting seat 22 of this embodiment is the hanging hole 7. The one or more mattress layers 1 comprise a hanging member 12, and the hanging member 12 is a hanging hook extending downward. The hanging member 12 is hung on the hanging hole 7 to secure the one or more mattress layers 1 with the elastic layer 2.

Embodiment 7

As shown in FIGS. 27 and 28, an elastic mattress comprises an elastic layer 2 and one or more mattress layers 1 laid on an upper side of the elastic layer 2, and a plurality of hanging members 12 are disposed around one or more outer peripheries of the one or more mattress layers 1. In this embodiment, the plurality of hanging members 12 comprise straps 121 for hanging rings 122 and the hanging rings 122, and the hanging rings 122 comprise holes 1221 for positioning the hanging rings 122 and holes 1222 for hanging one or more connecting seats 22. As shown in FIGS. 29-31, ends of the straps 121 for the hanging rings 122 away from one or more bodies of the one or more mattress layers 1 pass through the holes 1221 for positioning the hanging rings 122 to enable the straps 121 for the hanging rings 122 to be connected to the hanging rings 122. The one or more connecting seats 22 of the elastic layer 2 are hung on the holes 1222 for hanging the one or more connecting seats 22 to secure the one or more mattress layers 1 with the elastic layer 2.

The elastic layer 2 comprises one or more pre-compressed springs 21 and the one or more connecting seats 22. The one or more connecting seats 22 comprise one or more waist rings 81 sleeved on the one or more pre-compressed springs 21 and one or more waist ring plugs 82 detachably disposed on the one or more waist rings 81. Front, rear, left, and right sides of each of the one or more waist rings 81 comprises four of connecting structures configured to be connected to each other, and two of the one or more waist rings 81 can be connected to each other through the connecting structures. The one or more waist ring plugs 82 also comprises connecting structures to connect the one or more waist ring plugs 82 to the one or more waist rings 81.

As shown in FIGS. 32 and 33, each of the connecting structures of this embodiment has an elliptical annular outer wall 91, and a cavity is formed inside of the elliptical annular outer wall 91. A second insertion portion 92 having a roughly right-angled trapezoidal shape is formed by protruding outwardly from a bottom of the cavity, and the rest of the cavity forms a second receiving portion 93 configured to cooperatively define a plug-in connection with a second insertion portion 92 of another of the connecting structures. Further, a buckling tongue 921 configured to produce an elastic deformation in a direction perpendicular to an insertion direction thereof and a releasing member 922 configured to be connected to the buckling tongue 921 to control the elastic deformation of the bucking tongue 921 are disposed on a side of the second insertion portion 92 away from the second receiving portion 93. A buckling groove 931 configured to be buckled to the bucking tongue 921 is disposed on a corresponding position on an inner wall of the second receiving portion 93. When two of the connecting structures are close to each other, the bucking tongue 921 in the second insertion portion 92 is elastically deformed in a direction close to a middle portion of the cavity, so that the second insertion portion 92 enters into the second receiving portion 93 so as to be then locked by a cooperation of the buckling tongue 921 and the buckling groove 931. When a connection of the two of the connecting structures needs to be released, the releasing member 922 continues to be pressed, and the releasing member 922 controls the buckling tongue 921 to be elastically deformed in the direction close to the middle portion of the cavity and to leave the buckling groove 931, thereby releasing a cooperation locking of the buckling tongue 921 and the buckling groove 931.

Referring to FIGS. 33 and 34, the plurality of hanging members 12 are hung to the one or more waist ring plugs 82. In order to prevent the plurality of hanging members 12 from slipping off the one or more waist ring plugs 82, opposing positions of upper and lower bottom surfaces of each of the one or more waist ring plugs 82 comprise two positioning protrusions 821, and a height of each of the one or more waist ring plugs 82 at a position of the two positioning protrusions 821 is greater than a height of a corresponding one of the holes 1222 for hanging the one or more connecting seats 22. In addition, in order to reduce sliding of the plurality of hanging members 12 on the one or more connecting seats 22, in this embodiment, a positioning protrusion 821 is further disposed on the lower bottom surface of each of the one or more waist ring plugs 82 adjacent to the one or more waist rings 81, and a height of each of the one or more waist ring plug 82 at this position is equal to the height of the corresponding one of the holes 1222 for hanging the one or more connecting seats 22. Therefore, when each of the plurality of hanging members 12 is hung on the corresponding one of the one or more connecting seats 22, a distance between each of the holes 1222 for hanging the one or more connecting seats 22 and the lower bottom surface of a corresponding one of the one or more waist ring plugs 82 is less than a height of the positioning protrusion 821 by adjusting a length of a corresponding one of the straps 121 for the hanging ring 122. In this embodiment, the straps 121 for the hanging rings 122 are plastic sheets. In other possible embodiments, the straps 121 for the hanging rings 122 can be made of leather or cloth. In other possible embodiments, the straps 121 for the hanging rings 122 can be elastic straps to enable the hanging rings 122 to abut the one or more waist ring plugs 82.

In this embodiment, as the aforementioned three positioning protrusions 821 are disposed on each of the one or more waist ring plugs 82, when being assembled, the hanging rings 122 needs to be firstly hung on the one or more waist ring plugs 82 through the holes 1222 for hanging the one or more connecting seats 22, and the one or more waist ring plugs 82 are then buckled to the one or more waist rings 81.

The aforementioned description is merely preferred embodiments of the present disclosure and the scope of the present disclosure should not be limited thereto. Equivalent variations and modifications fall within the scope of the present disclosure provided that they are made based on the content of the specification and the scope of the present disclosure.

Claims

1. An elastic mattress having an open-style elastic layer, comprising:

the open-style elastic layer, and

one or more mattress layers, wherein: the open-style elastic layer comprises a plurality of pre-compressed springs arranged in an array, a plurality of connecting seats are disposed on an outer periphery of the open-style elastic layer, the one or more mattress layers are laid on an upper side of the open-style elastic layer, multiple of insertion members or hanging members extend from around the one or more mattress layers, the open-style elastic layer is fixed to the one or more mattress layers by plugging or hanging the multiple of the insertion members or the hanging members on the plurality of connecting seats, and at least part of one or more side surfaces of the open-style elastic layer are not wrapped by the multiple of the insertion members or the hanging members.

2. The elastic mattress according to claim 1, wherein the plurality of connecting seats are sleeved on the plurality of pre-compressed springs.

3. The elastic mattress according to claim 1, wherein:

a plurality of connecting structures are disposed around peripheries of the plurality of connecting seats,

two of the plurality of connecting structures are connected to each other or the two of the plurality of connecting structures are connected by a third member,

each of the plurality of pre-compressed springs is disposed with a corresponding one of the plurality of connecting seats, and

two adjacent pre-compressed springs of the plurality of pre-compressed springs are connected by corresponding ones of the plurality of connecting structures.

4. The elastic mattress according to claim 1, wherein:

the open-style elastic layer further comprises a base plate,

the base plate abuts ends of the plurality of pre-compressed springs away from the one or more mattress layers, and

the plurality of connecting seats are disposed on the base plate.

5. The elastic mattress according to claim 4, wherein:

the multiple of the hanging members extend from around the one or more mattress layers,

the base plate is formed by twisting a thread,

the thread protrudes outwardly to form the plurality of connecting seats on an outer periphery of the base plate, and

the multiple of the hanging members are hung on the plurality of connecting seats.

6. The elastic mattress according to claim 4, wherein:

the base plate comprises a plurality of positioning posts protruding upward, and

bottoms of at least some of the plurality of pre-compressed springs are connected to the plurality of positioning posts by plugging.

7. The elastic mattress according to claim 1, wherein:

a surrounding edge is disposed around a periphery of the one or more mattress layers,

the surrounding edge is parallel to an elastic direction of the plurality of pre-compressed springs and wraps an upper end of a side surface of the open-style elastic layer, and

the surrounding edge extends downward to define the multiple of the insertion members or the hanging members or the multiple of the insertion members or the hanging members are fixed to the surrounding edge.

8. The elastic mattress according to claim 1, wherein middle portions of two adjacent pre-compressed springs of the plurality of pre-compressed springs are connected.

9. The elastic mattress according to claim 1, wherein the elastic mattress comprises multiple of the one or more mattress layers with different hardness.

10. An application of the elastic mattress having the open-style elastic layer according to claim 1, comprising:

applying the elastic mattress in a sofa, a bed mattress, an upholstered stool, or a camping mat.