BLADELESS FAN
Provided herein is a bladeless fan including a base and an blower. The base includes a rotating body configured to create the airflow and a fixed body installed below the rotating body and configured to drive the rotating body to horizontally rotate, the rotating body includes a rotation case being connected to the blower and having installed therein a turbine and a motor, the motor drives the turbine to rotate, an air suction hole is formed on the sidewall of the rotation case, the fixed body includes a fixation case and a synchronous driving mechanism configured to be fixed on the top of the fixation case and drive the rotation case to horizontally rotate, and a touch screen controlling device is installed in the fixation case.
This application is a National Stage of International Application No. PCT/CN2011/081661 filed Nov. 2, 2011, claiming priority based on Chinese Patent Application No. 201110291841.9 filed Sep. 30, 2011, the contents of all of which are incorporated herein by reference in their entirety.
FIELDThe following description relates to a fan, and more particularly, to a bladeless fan.
DESCRIPTION OF RELATED ARTA general fan is composed of a fan frame, a driving motor installed in the fan frame and rotatable blades connected the driving motor. Generally, a blowhole in front of the blades is covered by a protective cover for safety. As the protective cover of the fan has a plurality of openings, it is possible that children's fingers may be injured. In addition, since the general fan creates airflow using blades, a strong air flow is generated with inconsistent intensity so that the user may feel uncomfortable. The blades have to be detached, re-assembled and tested for cleaning, and the whole process causes huge inconvenience to the user.
In order to solve the above problem, a blade-concealed fan has been designed. The blade-concealed fan includes a body and an blower having a blowhole in the front-end through which airflow communicates, the body includes a body case having installed therein blades and a motor, the motor drives the blades to rotate, and an air suction hole is formed in the body case. The above fan does not need outwardly-exposed blades and its function is only to push airflow to circulate so that it fails to meet the recent demand for a multifunctional device and leads to a less noticeable practicality. In addition, control buttons of the conventional electric fan of the related art are generally installed in the body case so that the control buttons are not rotated in response to the rotation of the body case. Hence, it is inconvenient to manipulate the level of airflow intensity and to turn on/off the fan.
SUMMARYIn one general aspect, there is provided a bladeless fan comprising: a base configured to generate airflow and comprised of a rotating body configured to generate the airflow and a fixed body installed below the rotating body and configured to drive the rotating body to horizontally rotate; and an blower formed on a front-end to blow the airflow and configured to comprise a blowhole. The rotating body may comprise a rotation case being connected to the blower and having installed therein a turbine and a motor. The motor may drive the turbine to drive. An air suction hole may be formed on a sidewall of the rotation case. The fixed body may comprise a fixation case and a synchronous driving mechanism fixed on a top of the fixation case and configured to horizontally rotate the rotation case and a touch screen controlling device is installed in the fixation case.
The rotating body may further comprise a motor base configured to fix the motor, a motor auxiliary base configured to fix the motor base, a motor support, a motor cover configured to cover a top of the motor, and a bracket installed on a top of the motor cover. The turbine may be installed between the motor auxiliary base and the motor support, and the motor support may be detachably installed on an inner sidewall of the rotation case.
The synchronous driving mechanism may comprise a synchronous rotatable plate and a synchronous bracket. Central parts of the synchronous rotatable plate and the synchronous bracket may be connected to each other through a rotation shaft. A synchronous motor may be installed on the synchronous rotatable plate. An eccentric shaft sheet may be installed on the synchronous bracket. An eccentric shaft may be installed on the eccentric shaft sheet. A rotation shaft of the synchronous motor may be connected to the eccentric shaft through a transmission metal sheet.
The touch screen control device may comprise a touch screen bracket installed on a sidewall of the fixed case, a touch screen installed on the touch screen bracket and a first Printed Circuit Board (PCB) installed on the bottom of the fixed case; and the first PCB and the touch screen may be electrically connected to each other.
An atomizing device may be installed on a bottom of the fixed body while being detachably connected to the fixed body and may comprise a water tank body, a ultrasonic atomizer connected to the water tank body, an air-blowing mechanism, an atomizing mechanism installed above the ultrasonic atomizer and a second PCB connected to the ultrasonic atomizer The atomizing mechanism may be installed on a bottom of the blower and the second PCB may be electrically connected to the touch screen control device.
The water tank body may comprise a water tank case, a water tank bottom case configured to seal the water tank case, a bottom box installed on the bottom of the water tank bottom case, and a water tank fixing part installed in the water tank bottom case, wherein the ultrasonic atomizer may be installed on a top surface of the bottom box and the second PCB may be installed on a bottom surface of the bottom box.
The air-blowing mechanism may comprise a blow guide funnel connected to the atomizing mechanism and installed on the top surface of the bottom box and a fan connected to the blow guide funnel and installed on the bottom surface of the bottom box. The atomizing mechanism may comprise a blowing frame installed on the top of the bottom box, a first boss, an atomization tank, an atomizing nozzle connected to the atomization tank and an atomizing ring installed on a top of the atomizing nozzle. The first boss and the atomization tank may be installed on the blowing frame and connected to each other. The atomization tank may be installed above the ultrasonic atomizer while facing forward. The blowing frame may be connected to the water tank bottom case through the first boss. A second boss of the water tank bottom case may be sleeve-connected to the top of the first boss, and the blowing frame and the water tank case may be coupled into one set.
The water tank case may comprise an external case configured to cover an outside of the water tank case and to comprise a front case and a back case and a bottom plate configured to fix the external case. The front case may comprise a front door. The front case may comprise a front door having one side hinge-connected to the back case and the other side magnetically connected to the back case, and the water tank case may be exposed by opening of the front door.
An air suction hole bracket may be installed between the rotating body and the blower. The blower and the air suction hole bracket may be hinge-connected to each other. An air suction hole may be formed on a bottom of the air suction hole bracket. The air suction hole and the rotation case may be detachably installed on each other. A cross sectional area of the air suction hole may be larger than a cross sectional area of an air duct bracket, and the blower, the air suction hole bracket and the rotating body form an airflow passage.
Angle position rings may be installed on an outer sidewall of the blower. The angle position rings may be sleeve-connected to each end of the air suction hole bracket, and a swing angle of the angle position rings may be between 20° and 60°.
An anion generating unit connected to the first PCB may be installed inside the fixed body.
Other features and aspects may be apparent from the following detailed description, the drawings, and the claims.
The above and other aspects and advantages of the present invention will become apparent and more readily appreciated from the following description of exemplary embodiments, taken in conjunction with the accompanying drawings of which:
Elements, features, and structures are denoted by the same reference numerals throughout the drawings and the detailed description, and the size and proportions of some elements may be exaggerated in the drawings for clarity and convenience.
DETAILED DESCRIPTIONThe following detailed description is provided to assist the reader in gaining a comprehensive understanding of the methods, apparatuses, and/or systems described herein. Accordingly, various changes, modifications, and equivalents of the systems, apparatuses and/or methods described herein will be suggested to those of ordinary skill in the art. Also, descriptions of well-known functions and constructions may be omitted for increased clarity and conciseness.
The present invention is designed to address the disadvantages of the related art and provide a convenient and highly useful bladeless fan.
The following techniques are employed in the present invention in order to solve the above problems.
A bladeless fan according to the present invention includes a base configured to create airflow and an blower configured to include a blowhole in the front-end blowing the airflow, the base includes a rotating body configured to create the airflow and a fixed body installed below the rotating body and configured to drive the rotating body to horizontally rotate, the rotating body includes a rotation case being connected to the blower and having installed therein a turbine and a motor, the motor drives the turbine to rotate, an air suction hole is formed on the sidewall of the rotation case, the fixed body includes a fixation case and a synchronous driving mechanism configured to be fixed on the top of the fixation case and drive the rotation case to horizontally rotate, and a touch screen controlling device is installed in the fixation case.
The present invention further includes the following specific techniques.
Among them, the rotating body further includes a motor base configured to fix the motor, a motor auxiliary case configured to fix the motor base, a motor support, a motor cover configured to cover a top of the motor and a bracket installed on the top of the motor cover, the turbine is installed between the motor auxiliary base and the motor support, and the motor support is detachably installed on an inner sidewall of the rotation case.
Among them, the synchronous driving mechanism includes a synchronous rotatable plate and a synchronous bracket, central parts of the synchronous rotatable plate and the synchronous bracket are connected to each other through a rotation shaft, a synchronous motor is installed on the synchronous rotatable plate, an eccentric shaft sheet is installed on the synchronous bracket, and the rotation shaft of the synchronous motor is connected to the eccentric shaft through a transmission metal sheet.
Among them, the touch screen controlling device includes a touch screen bracket installed on the sidewall of the fixation case, a touch screen installed in the touch screen bracket and the first Printed Circuit Board (PCB) installed on the bottom of the fixation case, and the first PCB and the touch screen are electrically connected to each other.
Among them, an atomizing device is installed on the bottom of the fixed body, detachably connected to the fixed body and comprised of a water tank body, a ultrasonic atomizer, an air-blowing mechanism, an atomizing mechanism installed above the ultrasonic atomizer and the second PCB connected to the ultrasonic atomizer, the ultrasonic atomizer and the air-blowing mechanism are connected to the water tank body, the atomizing mechanism is installed on the back-end of the blower, and the second PCB is electrically connected to the touch screen controlling device.
Among them, the water tank body includes a water tank case, a water tank lower case configured to seal the water tank case, a bottom box installed below the water tank lower case and a water tank fixing part installed in the water tank lower case, the ultrasonic atomizer is installed on a top surface of the bottom box and the second PCB is installed on the bottom surface of the bottom box.
Among them, the air-blowing mechanism includes a blow guide funnel connected to the atomizing mechanism 54 and a fan connected to the blow guide funnel, the blow guide funnel is installed on the top surface of the bottom box, and the fan is installed on the bottom surface of the bottom box.
The atomizing mechanism 54 includes a blowing frame installed on the top surface of the bottom box, the first boss, an atomization tank, an atomizing nozzle connected to the atomization tank and an atomizing ring installed on the top of the atomizing nozzle, the first boss and the atomization tank are installed on the blowing frame and communicate with each other, the atomization tank is installed on the top of the ultrasonic atomizer while facing forward, the blowing frame is connected to the water tank lower case through the first boss, the second boss of the water tank lower case is sleeve-connected to the top of the first boss, and the blowing frame is connected to the water tank case.
Among them, the water tank body includes an external case configured to cover the outside of the water tank case and a bottom plate configured to fix the external case, the external case comprises a front case having a front door and a back case, one side of the front door is hinge-connected to the back case, the other side of the front door is magnetically connected to the back case, and the water tank case is exposed by the opening of the front door.
Among them, an air suction hole bracket is installed between the rotating body and the blower, the blower and the air suction hole bracket are hinge-connected to each other, the air suction hole is formed below the air suction hole bracket, the air suction hole and the rotation case are detachably installed on each other, the air suction hole has a larger cross sectional area than the air suction hole bracket, and the blower, the air suction hole bracket and the rotating body form an airflow passage.
Among them, angle position rings are installed on the outer sidewall of the blower and connected to each end of the air suction hole bracket, and the swing angle of the angle position rings is between 20° and 60°.
In addition, an anion generating unit connected to the first PCB is installed inside of the fixed body.
A bladeless fan according to the present invention includes a base configured to create airflow and an blower configured to include a blowhole and blow out the airflow, the base includes a fixed body configured to create the airflow and a rotating body installed below the rotating body and configured to drive the rotating body to horizontally rotate, the rotating body includes a rotation case being connected to the blower and having installed therein a turbine and a motor, the motor drives the turbine to rotate, an air suction hole is formed on a sidewall of the rotation case, the fixing case includes a fixation case and a synchronous driving mechanism fixed on the top of the fixation case and configured to drive the rotation case to horizontally rotate, and a touch screen controlling device is installed in the fixing case. A touch screen controlling device according to the present invention is installed in the fixed body, not rotated in response to a change in an air blowing direction and easy to be manipulated so that the signal receiving performance of the touch screen controlling device is enhanced. Hence, advantages of simple manipulation, more convenience and high practicality are achieved.
EXAMPLE 1As shown in
The touch screen controlling device 4 is installed in the fixation case 221, the synchronous driving mechanism 222 of the fixed body 22 drives the rotating body 21 and the blower 1 to horizontally rotate back and forth. Even though an air blowing direction changes, the touch screen controlling device 4 is not rotated so that a signal receiving performance of the touch screen controlling device is improved and advantages of simple manipulation, more convenience and high practicality are achieved.
As shown in
As shown in
As shown in
Among them, a plurality of blades with the same shape and structure are installed inside of the turbine 212, a plurality of blades are arranged in a spiral fashion, the same interval is formed between two adjacent blades, an air flux boosted using the pressure intensifying principle of the turbine 212 goes through the blower 1 so that the volume of the airflow in the blower 1 increases, resulting in a greater volume of the blown-out air and a highly efficient blow effect.
Among them, the motor 213 is a direct-current brushless motor in which parts are not damaged due to wearing of a carbon brush, and the motor 213 makes less noise and is unlikely to break down so that the motor 213 may be economical and inexpensive with an extended lifetime.
As shown in
The synchronous motor 226 leads the rotation shaft 225 via the transmission metal sheet 229 to rotate, thereby making the synchronous bracket 224 rotate around the rotation shaft 225 and, in turn, leading the rotating body 21 and the blower 1 to horizontally rotate. Specifically, the second eccentric shaft sheet 227 is connected to the rotation shaft 225 of the synchronous motor 226, and the second eccentric shaft 228 of the second eccentric shaft sheet 227 is connected to the transmission metal sheet 229, thereby helping the synchronous bracket 224 to rotate back and forth against the synchronous rotation plate 223 with a simple structure and high practicality. A desirable rotation angle of the synchronous bracket 224 is between 60° and 150°.
As shown in
As shown in
As shown in
Resonance is generated through a vibration circuit and a unique vibration frequency of a piezoelectric ceramic so that the size of the liquid droplet atomized by the ultrasonic atomizer 54 which is in direct contact with the piezoelectric ceramic is between 1 μm and 3 μm. The liquid droplets atomized using the air-blowing mechanism 53 are evenly diffused into the air using an atomizing mechanism, humidifies the air and generates an abundant amount of anion so that the atmosphere becomes cleaner and better for health.
In summer, installation of the atomizing device 5 reduces indoor temperature so that indoor environments become cooler and air-conditioners are used less, resulting in energy saving and less electricity consumption. In winter, if the indoor environments are too dry, it is possible to control the touch screen controlling device 4 to operate only the atomizing device 5 for humidification, leading to a more pleasant atmosphere and meeting the demand for a multi-functional fan.
As shown in
Liquid such as water may be filled in the water tank case 510 by opening the water tank fixing part 513, and the water tank fixing part 513 may be used not only for filling but also emptying the water tank case 510 so that a simple structure without a water intake port and an easy process with reduced production costs may be realized. Since the first boss 542 is configured to cover the top of the blow guide funnel 531 and the second boss 514 is sleeve-connected to the top of the first boss 542, the blowing frame 541 is in a good position to from a rabbit joint with the water tank case 510, the connection between the blowing frame 541 and the water tank body is fairly stable, the blowing frame 541 needs smaller space and a reasonable design with simple assembly and disassembly methods is realized.
Specifically, the atomizing nozzle 544 includes a hose 5441 and a hard tube 5442, the hose 5441 is connected to the atomization tank 543, the lower part of the hard tube 5442 is connected to the upper part of the hose 5441 and the upper part of the hard tube 5442 is connected to the atomizing ring 545 so that it lead to a stable connection between the atomizing nozzle 544 and the atomization tank 543 and between the atomizing nozzle 544 and the atomizing ring 545, a heightened airtight level, an extended lifetime and improved durability. Among them, the atomizing ring 545 includes an atomization front case and an atomization back case, an atomization area is formed between the atomization front case and the atomization back case, and an atomizing direction in the atomization area is the same as the air-blowing direction of the blowhole of the blower 1 so that consistent atomization is ensured with a significant atomization effect.
As shown in
As shown in
The magnetic connection is made by installing the first magnet in the front door 517 and a magnet block 5161 in the back case 516 to correspond to the position of the first magnet or by using the front door 517 composed of magnetic materials and installing at least one magnetic block 5161 in a point where the back case 516 and the front door 517 are connected to each other. Specifically, an arc-shaped protruding block 519 is installed at the center of a point where the front door 517 and the back case 516 are magnetically connected so that the front door 517 is easily open and the water tank case 510 is used conveniently. Desirably, two magnetic blocks 5161 are necessary, and each of the two magnetic blocks 5161 needs to be disposed above and below the arc-shaped protruding block 519 of the back case 516 to correspond to each other, thereby making it easy to open and close the front door 517 and to use the front door 517. A transparent front door window 518 is formed in the front door 517 and a scale is coupled to the front door window 518 so that it is easy to check the amount of water in the water tank case 510 and it is possible to avoid an operation in dry environments due to water shortage, leading to great in-use safety.
Among them, installation of the bottom plate 515 makes the atomizing device 5 to stand stably and, specifically, a bobbin spool is installed on a bottom surface of the bottom plate 515 so as to make it convenient to put electrical cords under the bottom plate 515, thereby leading to space saving, easy storage and simple manipulating.
Description overlapped with that of the first example is omitted for the sake of explanation.
EXAMPLE 3As shown in
The suction units 63 are detachably installed on the rotation case 211, the caliber of the suction units 63 have the same size as that of the rotation case 211 so as to ensure that, if airflow is generated in the rotating body 21, the airflow smoothly goes through the suction unit 63 into the air suction hole bracket 6, and the suction units 63 are installed on the left side and the right side of the air suction hole bracket 6 to correspond to each other so as to ensure that the same volume of air is absorbed through the left side and the right side of the air suction hole bracket 6, thereby leading to a consistent volume of the blown-out air and a great blow effect. In the present example, the left side and the right side of the air suction hole bracket 6 shown in
Specifically, the air suction hole bracket 6 includes the first air duct bracket 61 and the second air duct bracket 62 detachably connected to the first air duct bracket 61, and the first air duct bracket 61 is coupled with the second air duct bracket 62 so that it is easy for disassembly and replacement and simple to be processed with a significant process efficiency.
The air suction hole bracket 6 hinge-connected to the blower 1 makes it easy to adjust the air-blowing direction of the blower 1 through 360° and to manipulate the blower 1, and helps a user to flexibly change the swing angle of the blower 1 so that the user may conveniently control the air-blowing direction as he/she wishes.
As shown in
Other description of the present example overlapped with that of the second example is not provided.
EXAMPLE 4Like
Other description of the fourth example overlapped with that of the third description will not be provided.
A number of examples have been described above. Nevertheless, it should be understood that various modifications may be made. For example, suitable results may be achieved if the described techniques are performed in a different order and/or if components in a described system, architecture, device, or circuit are combined in a different manner and/or replaced or supplemented by other components or their equivalents. Accordingly, other implementations are within the scope of the following claims.
Claims
1. A bladeless fan comprising:
- a base configured to generate airflow and comprised of a rotating body configured to generate the airflow and a fixed body installed below the rotating body and configured to drive the rotating body to horizontally rotate; and
- an blower formed on a front-end to blow the airflow and configured to comprise a blowhole,
- wherein the rotating body comprises a rotation case being connected to the blower and having installed therein a turbine and a motor, the motor drives the turbine to drive, an air suction hole is formed on a sidewall of the rotation case, the fixed body comprises a fixation case and a synchronous driving mechanism fixed on a top of the fixation case and configured to horizontally rotate the rotation case and a touch screen controlling device is installed in the fixation case.
2. The bladeless fan of claim 1, wherein
- the rotating body further comprises a motor base configured to fix the motor, a motor auxiliary base configured to fix the motor base, a motor support, a motor cover configured to cover a top of the motor, and a bracket installed on a top of the motor cover,
- the turbine is installed between the motor auxiliary base and the motor support and
- the motor support is detachably installed on an inner sidewall of the rotation case.
3. The bladeless fan of claim 1, wherein
- the synchronous driving mechanism comprises a synchronous rotatable plate and a synchronous bracket,
- central parts of the synchronous rotatable plate and the synchronous bracket are connected to each other through a rotation shaft,
- a synchronous motor is installed on the synchronous rotatable plate,
- an eccentric shaft sheet is installed on the synchronous bracket,
- an eccentric shaft is installed on the eccentric shaft sheet and
- a rotation shaft of the synchronous motor is connected to the eccentric shaft through a transmission metal sheet.
4. The bladeless fan of claim 1, wherein
- the touch screen control device comprises a touch screen bracket installed on a sidewall of the fixed case, a touch screen installed on the touch screen bracket and a first Printed Circuit Board (PCB) installed on the bottom of the fixed case and
- the first PCB and the touch screen are electrically connected to each other.
5. The bladeless fan of claim 1, wherein
- an atomizing device is installed on a bottom of the fixed body while being detachably connected to the fixed body and comprises a water tank body, a ultrasonic atomizer connected to the water tank body, an air-blowing mechanism, an atomizing mechanism installed above the ultrasonic atomizer and a second PCB connected to the ultrasonic atomizer,
- the atomizing mechanism is installed on a bottom of the blower and
- the second PCB is electrically connected to the touch screen control device.
6. The bladeless fan of claim 5, wherein
- the water tank body comprises a water tank case, a water tank bottom case configured to seal the water tank case, a bottom box installed on the bottom of the water tank bottom case, and a water tank fixing part installed in the water tank bottom case, wherein the ultrasonic atomizer is installed on a top surface of the bottom box and the second PCB is installed on a bottom surface of the bottom box,
- the air-blowing mechanism comprises a blow guide funnel connected to the atomizing mechanism and installed on the top surface of the bottom box and a fan connected to the blow guide funnel and installed on the bottom surface of the bottom box,
- the atomizing mechanism comprises a blowing frame installed on the top of the bottom box, a first boss, an atomization tank, an atomizing nozzle connected to the atomization tank and an atomizing ring installed on a top of the atomizing nozzle, wherein the first boss and the atomization tank are installed on the blowing frame and connected to each other,
- the atomization tank is installed above the ultrasonic atomizer while facing forward,
- the blowing frame is connected to the water tank bottom case through the first boss,
- a second boss of the water tank bottom case is sleeve-connected to the top of the first boss and
- the blowing frame and the water tank case are coupled into one set.
7. The bladeless fan of claim 6, wherein
- the water tank case comprises an external case configured to cover an outside of the water tank case and to comprise a front case and a back case and a bottom plate configured to fix the external case,
- the front case comprises a front door,
- the front case comprises a front door having one side hinge-connected to the back case and the other side magnetically connected to the back case and
- the water tank case is exposed by opening of the front door.
8. The bladeless fan of claim 1, wherein
- an air suction hole bracket is installed between the rotating body and the blower,
- the blower and the air suction hole bracket are hinge-connected to each other,
- an air suction hole is formed on a bottom of the air suction hole bracket,
- the air suction hole and the rotation case are detachably installed on each other,
- a cross sectional area of the air suction hole is larger than a cross sectional area of an air duct bracket, and
- the blower, the air suction hole bracket and the rotating body form an airflow passage.
9. The bladeless fan of claim 8, wherein
- angle position rings are installed on an outer sidewall of the blower,
- the angle position rings are sleeve-connected to each end of the air suction hole bracket and
- a swing angle of the angle position rings is between 20° and 60°.
10. The bladeless fan of claim 1, wherein an anion generating unit connected to the first PCB is installed inside the fixed body.
Type: Application
Filed: Nov 2, 2011
Publication Date: Jun 6, 2013
Inventor: Xiaomin Zou (Dongguan)
Application Number: 13/701,139