CN216143854U - Water washing air device, air conditioner indoor unit and air conditioner - Google Patents
Water washing air device, air conditioner indoor unit and air conditioner Download PDFInfo
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- CN216143854U CN216143854U CN202121237250.9U CN202121237250U CN216143854U CN 216143854 U CN216143854 U CN 216143854U CN 202121237250 U CN202121237250 U CN 202121237250U CN 216143854 U CN216143854 U CN 216143854U
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Abstract
The utility model provides a water washing air device, an air conditioner internal unit and an air conditioner, which aim to solve the problem that the coaxiality of a transmission shaft and an air driving motor exceeds the standard so as to cause the increase of noise in the working process of the air conditioner in the prior art. Wherein, water washing air device includes: the air driving motor, the water tank, the base, the transmission shaft and the supporting shaft sleeve are arranged on the base; the base is arranged at the lower end of the water tank; the bottom wall of the water tank is provided with a part of upward bulge to form an installation cover, the transmission shaft penetrates through the installation cover, and the installation cover is used for limiting the transmission shaft to move upwards; the lower end of the base is provided with an air driving motor, the base is provided with an upward extending mounting ring, and the lower part of the transmission shaft penetrates through the mounting ring to be connected with the output end of the air driving motor; a gap is formed between the mounting ring and the transmission shaft; the upper end of the supporting shaft sleeve is abutted to the mounting cover, the lower end of the supporting shaft sleeve is abutted to the mounting ring, the transmission shaft penetrates through the supporting shaft sleeve, and a gap is formed between the lower portion of the supporting shaft sleeve and the transmission shaft.
Description
Technical Field
The utility model relates to the technical field of air conditioners, in particular to a water washing air device, an air conditioner indoor unit and an air conditioner.
Background
Along with the development of air treatment technology, the equipment that purifies, the humidification to the air is more and more general, and domestic appliances such as air conditioner begin to install gradually and are equipped with washing air device and new trend device to increase product function, improve user experience.
Among the correlation technique, water washing air device generally includes water tank and air drive motor, and water tank inside generally installs the washing unit, and air drive motor leads to drive structure and washing unit to be connected in order to drive the washing unit and rotate, can drive the washing liquid in the water tank when the washing unit rotates and form the water curtain, and the water film is used for contacting with the air that gets into water washing air device to the realization is purified the washing of air. As shown in fig. 1, the transmission structure generally includes a transmission shaft 011 and fixed bearings 012 disposed at two shaft ends of the transmission shaft 011, where the two fixed bearings 012 support and limit the transmission shaft.
However, in the above air washing device, due to assembly errors or vibration displacement generated in the air washing device process, the coaxiality of the transmission shaft and the air driving motor is easily out of standard, and further noise in the air conditioner working process is increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides a water washing air device, an air conditioner internal unit and an air conditioner, which aim to solve the problem that the coaxiality of a transmission shaft and an air driving motor exceeds the standard so as to cause the increase of noise in the working process of the air conditioner in the prior art.
In one aspect, the present invention provides an air washing apparatus, comprising: the air driving motor, the water tank, the base, the transmission shaft and the supporting shaft sleeve are arranged on the base; the base is arranged at the lower end of the water tank; the bottom wall of the water tank is provided with a part of upward bulge to form an installation cover, the transmission shaft penetrates through the installation cover, and the installation cover is used for limiting the transmission shaft to move upwards; the lower end of the base is provided with an air driving motor, the base is provided with an upward extending mounting ring, and the lower part of the transmission shaft penetrates through the mounting ring to be connected with the output end of the air driving motor; a gap is formed between the mounting ring and the transmission shaft; the upper end of the supporting shaft sleeve is abutted to the mounting cover, the lower end of the supporting shaft sleeve is abutted to the mounting ring, the transmission shaft penetrates through the supporting shaft sleeve, and a gap is formed between the lower portion of the supporting shaft sleeve and the transmission shaft.
In one possible implementation manner, a fixed bearing is arranged at the upper part of the mounting cover, and the fixed bearing is supported and arranged between the inner wall of the mounting cover and the transmission shaft; the transmission shaft is provided with an upper shaft shoulder, and the fixed bearing is also erected on the upper surface of the upper shaft shoulder.
In one possible implementation manner, the upper end of the supporting shaft sleeve abuts against a fixed bearing in the mounting cover.
In one possible implementation manner, the supporting shaft sleeve and the mounting cover are both in a cylindrical shape, and the outer diameter of the supporting shaft sleeve is matched with the inner diameter of the mounting cover.
In one possible implementation, the inner diameter of the support sleeve is gradually increased in a direction from top to bottom.
In one possible implementation manner, the gap between the support shaft sleeve and the transmission shaft is gradually increased along the direction from top to bottom.
In one possible implementation, the supporting sleeve has a hollow conical column shape.
In one possible implementation manner, the top wall of the mounting cover is provided with a positioning hole for the transmission shaft to pass through; an oil seal and a gasket are arranged between the top wall of the mounting cover and a fixed bearing in the mounting cover, the gasket is located between the oil seal and the fixed bearing, and the oil seal and the gasket are sleeved on the upper portion of the transmission shaft.
The utility model provides an air conditioner indoor unit, which comprises the fresh air device and a shell, wherein the fresh air device is arranged on the shell.
The utility model further provides an air conditioner, which comprises an air conditioner external unit and the air conditioner internal unit, wherein the air conditioner external unit and the air conditioner internal unit are connected with each other.
The utility model provides an air washing device, an air conditioner internal unit and an air conditioner, wherein the air washing device is provided with a water tank with an installation cover, a supporting shaft sleeve and a base, the installation cover can be used for positioning the upper part of a transmission shaft to prevent the transmission shaft from moving upwards, the upper end of the supporting shaft sleeve can be abutted against a fixed bearing in the installation cover, and the lower end of the supporting shaft sleeve can be abutted against the base.
Drawings
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, and it is to be understood that the detailed description set forth herein is merely illustrative and explanatory of the present invention and is not restrictive of the utility model as claimed below.
Fig. 1 is a schematic view of a mounting structure of a propeller shaft in the related art;
FIG. 2 is a schematic structural diagram of a water wash air device according to an exemplary embodiment of the present invention;
FIG. 3 is a view illustrating an installation structure of a drive shaft in the water washing air device according to an exemplary embodiment of the present invention;
fig. 4 is a schematic structural diagram of a support sleeve in a water washing air device according to an exemplary embodiment of the present invention.
Description of reference numerals:
1-water washing air device; 11-air driven motor; 12-a water tank; 121-mounting a cover; 122-fixed bearings; 123-oil seal; 124-a gasket; 13-a base; 131-a mounting ring; 14-a drive shaft; 141-upper shaft shoulder; 15-supporting the shaft sleeve.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, and it is to be understood that the detailed description set forth herein is merely illustrative and explanatory of the present invention and is not restrictive of the utility model as claimed below.
Fig. 1 is a schematic view of a mounting structure of a propeller shaft in the related art. Referring to fig. 1, in the related art, a water washing air device generally includes a water tank and an air driving motor, a water washing unit is generally installed inside the water tank, the air driving motor is connected with the water washing unit through a transmission structure so as to drive the water washing unit to rotate, water washing liquid in the water tank can be driven to form a water film when the water washing unit rotates, and the water film is used for contacting with air entering the water tank, so that air washing and purification are realized. The transmission structure generally comprises a transmission shaft 011 and fixed bearings 012 arranged at two shaft ends of the transmission shaft 011, wherein the two fixed bearings 012 support and limit the transmission shaft; specifically, the lower portion of the drive shaft 011 toward the air-driven motor is provided with a lower shoulder, the lower shoulder of the drive shaft 011 rides on a relatively lower fixed bearing 012, and the relatively upper fixed bearing 012 rides on an upper shoulder on the upper portion of the drive shaft 011.
However, in the above air washing device, due to assembly errors or vibration displacement generated in the air washing device process, the coaxiality of the transmission shaft and the air driving motor is easily out of standard, and further noise in the air conditioner working process is increased. If the fixed bearing at the lower end of the transmission shaft is directly cancelled, the installation reliability of the transmission shaft is difficult to ensure, the transmission shaft is easy to fall down to cause the transmission shaft and the washing unit to shake up and down, and further noise in the working process of the air conditioner is increased. Therefore, how to consider the installation reliability of the transmission shaft and avoid the over-standard coaxiality becomes an urgent problem to be solved in the industry.
In order to overcome the technical problem, an embodiment of the utility model provides an air conditioner, which is provided with a water tank with an installation cover, a supporting shaft sleeve and a base, wherein the installation cover can be used for positioning the upper part of a transmission shaft so as to prevent the transmission shaft from moving upwards, the upper end of the supporting shaft sleeve can be abutted against a fixed bearing in the installation cover, and the lower end of the supporting shaft sleeve can be abutted against the base.
It needs to be explained first: the air conditioner generally comprises an air conditioner external unit and an air conditioner internal unit according to installation positions, wherein the air conditioner external unit has the basic functions of compressing low-temperature and low-pressure gas exhausted from the air conditioner internal unit into high-pressure and high-temperature gas to cool and dissipate heat outdoors and sending condensed refrigerant liquid to an evaporator of the air conditioner internal unit to absorb indoor heat; the air conditioner internal unit mainly utilizes the refrigerant liquid conveyed by the air conditioner external unit to exchange heat with indoor air, thereby achieving the purpose of heat exchange, and the air conditioner internal unit also has the functions of blowing and air conditioning system control.
The technical solution of the air conditioner of the present embodiment is described in detail below with reference to the above description of the air conditioner.
The air conditioner of this embodiment includes air conditioner internal unit and air conditioner outer machine, and the air conditioner internal unit includes casing and washing air device. The air washing device can be arranged at any suitable position of the shell, for example, the air washing device can be arranged at the bottom of the shell, the air washing device can also be arranged at the top of the shell, and the air washing device can also be arranged in the air conditioner.
The air washing device can be provided with an air inlet and an air outlet. The air inlet of the washing air device can supply fresh air to enter the washing air device for washing and purification, and the air outlet of the washing air device can supply the fresh air purified by washing to flow out. The air outlet of the air washing device can be connected with the air duct of the air conditioner indoor unit, so that the air after being washed and purified can be blown out from the air outlet of the air conditioner indoor unit after passing through the heat exchanger of the air conditioner indoor unit, and the purposes of air purification and temperature adjustment are achieved.
The structure, function and implementation process of the air washing device are illustrated in the following with reference to the accompanying drawings.
FIG. 2 is a schematic structural diagram of a water wash air device according to an exemplary embodiment of the present invention; FIG. 3 is a view illustrating an installation structure of a drive shaft in the water washing air device according to an exemplary embodiment of the present invention; fig. 4 is a schematic structural diagram of a support sleeve in a water washing air device according to an exemplary embodiment of the present invention.
Referring to fig. 2 to 4, the water washing air device 1 includes: air drive motor 11, water tank 12, base 13, transmission shaft 14 and support shaft sleeve 15. The air-driven motor 11 is used to provide a driving force for the flow of air within the water wash air device 1. The water tank 12 is for containing a washing liquid. The water tank 12 is used for containing a washing liquid for washing and purifying the entering air. The base 13 is used to support the water tank 12 and mount the water tank 12. The transmission shaft 14 is connected to an output end of the air driving motor 11 for transmitting a driving force of the air driving motor 11. The supporting shaft sleeve 15 is supported between the base 13 and the mounting cover 121 of the water tank 12, and the supporting shaft sleeve 15 and the mounting cover 121 together limit the transmission shaft 14 to limit the axial movement of the transmission shaft 14, so as to ensure the mounting reliability of the transmission shaft 14.
In this example, for convenience of description, the axial direction of the drive shaft 14 is taken as a height direction or a vertical direction, and the direction perpendicular to the axial direction of the drive shaft 14 is taken as a transverse direction. The direction indicated by the arrow S in fig. 2 to 4 is up (or top).
The water tank 12 may have a regular shape such as a cylindrical shape or a rectangular parallelepiped shape, but the water tank 12 may have other irregular shapes, which is not limited in this embodiment. The water tank 12 may have a bottom wall and a side wall surrounding the bottom wall, the side wall extends upward, and the upper end of the side wall may be connected to a top wall. The bottom wall, the side wall and the top wall of the water tank 12 together enclose an accommodating space for accommodating the washing liquid.
The bottom wall of the water tank 12 has a part protruding upwards to form a mounting cover 121, the transmission shaft 14 passes through the mounting cover 121, and the mounting cover 121 is used for limiting the upward movement of the transmission shaft 14. The mounting cover 121 also provides some protection to the drive shaft 14 and the air drive motor 11. The mounting cap 121 is located relatively in the middle of the bottom wall of the water tank 12.
The water tank 12 is provided with an air inlet through which fresh air can enter, the air inlet can be arranged on the side wall of the water tank 12, and optionally, the air inlet is arranged at a position, which is relatively close to the side wall of the water tank 12, so that the washing liquid in the water tank 12 is prevented from flowing out.
An air driving motor 11 is provided below the water tank 12. The air washing device 1 further comprises a washing unit for washing and purifying fresh air. The air-driven motor 11 is used to drive the water washing unit. The water washing unit is disposed in the water tank 12, and a part of the water washing unit is in contact with the washing liquid in the water tank 12.
Optionally, the water washing unit includes a water throwing member, the water throwing member is driven by the air driving motor 11 to rotate so as to adsorb water from the lower end to the upper end of the water throwing member, and is thrown out from the periphery of the water throwing member in a water curtain shape, and finally, the thrown water flows into the lower end of the water tank 12 again under the action of gravity, so that the water is recycled. Specifically, be formed with gappedly between the lower extreme of the piece of getting rid of water and the bottom surface of water tank 12, the lower extreme of getting rid of water is equipped with the water inlet, and the lateral wall of getting rid of water is equipped with a plurality of apopores, and the piece of getting rid of water rotates under air drive motor 11's the drive in order to inhale the piece of getting rid of water inside and make water throw away from the apopore in order to form the water curtain.
Through the arrangement, when the air driving motor 11 drives the water throwing piece to rotate at a high speed, negative pressure can be formed inside the water throwing piece, so that water in the water tank 12 is sucked into the water throwing piece from a water inlet at the lower end of the water throwing piece; the water sucked into the water throwing piece flows to the upper end of the water throwing piece along the side wall of the water throwing piece, and the water can be thrown out from the water outlet at a high speed when the water flow rises to the height of the water outlet due to the fact that the plurality of water outlets are formed in the side wall of the water throwing piece, so that a circle of water curtain is formed in the circumferential direction of the water throwing piece. After the water curtain is thrown out by the water throwing piece, the air entering from the air inlet of the water tank 12 can contact with the water curtain, thereby finishing the washing of the air.
A base 13 is arranged between the water tank 12 and the air driving motor 11, and the base 13 is used for connecting the water tank 12 with the air driving motor 11. The lower end of the water tank 12 can be inserted into the base 13 to limit the water tank 12 horizontally. For example: the lower part of the side wall of the water tank 12 is recessed into the accommodating space to form a first recessed part; the base 13 has a bottom wall and a side wall arranged on the periphery of the bottom wall and extending upwards, and the side wall of the base 13 is matched with the first concave part on the lower part of the water tank 12 so as to transversely limit the water tank 12.
The part of the bottom wall of the base 13 close to the side wall of the base 13 is recessed downwards to form a limiting boss, a limiting groove is arranged at the upper end of the mounting seat for mounting the air driving motor 11, and the limiting boss is matched with the limiting groove to play a role in transverse positioning. Thus, the water tank 12, the base 13, and the air driving motor 11 are relatively fixed in the lateral direction.
The area of the bottom wall of the water tank 12 near the mounting cover 121 is extended downward to form a thickened portion, and the thickness of the thickened portion is relatively larger than that of the other portion of the bottom wall of the water tank 12, which is beneficial to improving the strength of the water tank 12. The corresponding position of the diapire of base 13 is provided with the cooperation groove with the adaptation of the thickening portion of the diapire of water tank 12 to play horizontal limiting displacement to water tank 12. Optionally, the thickness of the portion of the bottom wall of the base 13 forming the fitting groove is relatively larger than the thickness of the other portion of the base 13, so as to facilitate the improvement of the strength of the base 13.
The base 13 is also provided with an upwardly extending mounting ring 131. The mounting ring 131 may be disposed at a middle portion of the base 13. The mounting ring 131 is inserted into the mounting cover 121 to further perform a lateral limiting function. The specific shape and size of the mounting ring 131 can be set according to actual needs, and the embodiment is not limited herein.
In this embodiment, the water tank 12 is laterally limited by the upper lines of the plurality of limit points, so that the positioning reliability and the installation reliability of the water tank 12 are ensured, and the water tank 12 is detachable.
The lower portion of the transmission shaft 14 is connected to the output end of the air driving motor 11 through the mounting ring 131 of the base 13. A gap is formed between the mounting ring 131 and the transmission shaft 14, wherein the specific value of the gap is not limited in this embodiment and can be set according to actual needs. The upper end of the supporting shaft sleeve 15 is abutted to the mounting cover 121, the lower end of the supporting shaft sleeve 15 is abutted to the mounting ring 131, the transmission shaft 14 penetrates through the supporting shaft sleeve 15, a gap is formed between the lower part of the supporting shaft sleeve 15 and the transmission shaft 14, and the specific numerical value of the gap is not limited in this embodiment and can be set according to actual needs.
Therefore, the lower part of the transmission shaft 14 can have a certain degree of freedom, and the lower part of the transmission shaft 14 can have a certain transverse displacement relatively, so that compensation can be provided for the coaxiality of the transmission shaft 14 and the output end of the air driving motor 11, and the noise caused by the overproof coaxiality can be relieved or even avoided.
In one possible implementation, the upper portion of the mounting cover 121 may be provided with a fixed bearing 122, and the fixed bearing 122 is supported and disposed between the inner wall of the mounting cover 121 and the transmission shaft 14. The upper portion of the driving shaft 14 is provided with an upper shoulder 141, and the fixed bearing 122 is mounted on the upper surface of the upper shoulder 141 to restrict the driving shaft 14 from moving upward. The upper end of the support sleeve 15 may abut against a fixed bearing 122 provided in the mounting cap 121.
So, through supporting axle sleeve 15 to locate between the collar 131 of fixing bearing 122 and base 13, fixing bearing 122 can support on collar 131 through supporting axle sleeve 15, does benefit to and avoids fixing bearing 122 gliding, and then the axle sleeve can also avoid transmission shaft 14 whereabouts, ensures transmission shaft 14's installation reliability, avoids transmission shaft 14 and washing unit to rock the noise that leads to from top to bottom.
Optionally, the top wall of the mounting cover 121 is provided with a positioning hole for the transmission shaft 14 to pass through; an oil seal 123 and a gasket 124 are arranged between the top wall of the mounting cover 121 and the fixed bearing 122 in the mounting cover 121, the gasket 124 is located between the oil seal 123 and the fixed bearing 122, and the oil seal 123 and the gasket 124 are sleeved on the upper portion of the transmission shaft 14.
Wherein, the oil seal 123 plays a sealing role to prevent the lubricating oil in the fixed bearing 122 from entering the water tank 12 through the positioning hole to pollute the washing liquid. One or more gaskets 124 are arranged between the oil seal 123 and the fixed bearing 122, so that the sealing effect is further improved, a certain gap can be made up by adjusting the number of the gaskets 124, and the supporting reliability of the supporting shaft sleeve 15 on the fixed bearing 122 and the transmission shaft 14 is favorably ensured.
Of course, the implementation manner of the limit action of the mounting cover 121 on the transmission shaft 14 is not limited thereto. Illustratively, the top wall of the mounting cover 121 is provided with a positioning hole, the transmission shaft 14 is inserted into the positioning hole, the upper part of the transmission shaft 14 is provided with an upper shoulder 141, and the part of the top wall of the mounting cover 121 surrounding the positioning hole is lapped on the upper surface of the upper shoulder 141 to limit the upward movement of the transmission shaft 14. The upper end of the support sleeve 15 may abut against the top wall of the mounting cap 121.
So, through supporting the axle sleeve 15 to locate between the roof of installation cover 121 and the collar 131 of base 13, do benefit to and avoid fixing bearing 122 gliding, and then the axle sleeve can also avoid transmission shaft 14 whereabouts, ensures transmission shaft 14's installation reliability, avoids transmission shaft 14 and washing unit to rock the noise that leads to from top to bottom.
In one of the possible implementation manners, the supporting shaft sleeve 15 and the mounting cover 121 are both in a cylindrical shape, the shape of the supporting shaft sleeve 15 can be matched with the shape of the mounting cover 121, and the outer diameter of the supporting shaft sleeve 15 is matched with the inner diameter of the mounting cover 121, so that the mounting cover 121 can transversely limit the supporting shaft sleeve 15, thereby being beneficial to ensuring the positioning reliability of the supporting shaft sleeve 15 and further ensuring the mounting reliability of the transmission shaft 14.
Optionally, the inner diameter of the mounting cover 121 is gradually increased along the direction from top to bottom, which is beneficial to reducing the occupied area of the mounting cover 121 on the accommodating space of the water tank 12 and improving the volume of the accommodating space of the water tank 12; accordingly, the inner diameter of the support boss 15 is gradually increased in the direction from the top to the bottom to fit the shape of the mounting cap 121. Illustratively, the support sleeve 15 has a hollow conical cylindrical shape.
Along the direction from last to bottom, the clearance between support shaft sleeve 15 and the transmission shaft 14 increases gradually to further reduce the restriction to the lower part of transmission shaft 14 relatively, can also ensure the installation reliability of transmission shaft 14 simultaneously, avoid transmission shaft 14 to rock from top to bottom. The specific value of the gap is not limited in this embodiment, and can be set according to actual needs
Of course, when the mounting cap 121 has a cylindrical or prismatic shape, the supporting sleeve 15 may have a cylindrical or prismatic shape, and accordingly, the inner diameter of the mounting cap 121 may be equal in the top-to-bottom direction. In other examples, the shape and size of the mounting cap 121 and the support sleeve 15 are not limited thereto, and the embodiment is only illustrated here.
The present embodiment further provides an air conditioner internal unit, and the structure, function and implementation process of the air conditioner internal unit may be the same as those of the foregoing embodiments, and details are not repeated here.
The present embodiment further provides a water washing air device 1, and the structure, function and implementation process of the water washing air device 1 can be the same as those of the previous embodiments, and are not described herein again.
It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description above, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A water wash air device for an air conditioner, comprising: the air driving motor, the water tank, the base, the transmission shaft and the supporting shaft sleeve are arranged on the base;
the base is arranged at the lower end of the water tank; the bottom wall of the water tank is provided with a part of upward bulge to form an installation cover, the transmission shaft penetrates through the installation cover, and the installation cover is used for limiting the transmission shaft to move upwards;
the lower end of the base is provided with an air driving motor, the base is provided with an upward extending mounting ring, and the lower part of the transmission shaft penetrates through the mounting ring to be connected with the output end of the air driving motor; a gap is formed between the mounting ring and the transmission shaft;
the upper end of the supporting shaft sleeve is abutted to the mounting cover, the lower end of the supporting shaft sleeve is abutted to the mounting ring, the transmission shaft penetrates through the supporting shaft sleeve, and a gap is formed between the lower portion of the supporting shaft sleeve and the transmission shaft.
2. The water washing air device of claim 1, wherein a fixed bearing is disposed at an upper portion of the mounting cover, the fixed bearing support being disposed between an inner wall of the mounting cover and the transmission shaft;
the transmission shaft is provided with an upper shaft shoulder, and the fixed bearing is also erected on the upper surface of the upper shaft shoulder.
3. A water scrubbing air device in accordance with claim 2 wherein said upper end of said support sleeve abuts a fixed bearing within said mounting cup.
4. The water washing air device of claim 1, wherein the support sleeve and the mounting cover are both cylindrical, and the outer diameter of the support sleeve is matched with the inner diameter of the mounting cover.
5. A water washed air device according to claim 4, wherein the inner diameter of the support sleeve increases gradually in the top-to-bottom direction.
6. A water washed air device according to claim 5, wherein the clearance between the support sleeve and the drive shaft increases progressively in the direction from top to bottom.
7. A water washed air device according to claim 5, wherein the support sleeve is in the form of a hollow conical cylinder.
8. The water washing air device according to claim 1, wherein the top wall of the mounting cover is provided with a positioning hole for the transmission shaft to pass through; an oil seal and a gasket are arranged between the top wall of the mounting cover and a fixed bearing in the mounting cover, the gasket is located between the oil seal and the fixed bearing, and the oil seal and the gasket are sleeved on the upper portion of the transmission shaft.
9. An indoor unit of an air conditioner, comprising the fresh air device as claimed in any one of claims 1 to 8 and a casing, wherein the fresh air device is mounted on the casing.
10. An air conditioner characterized by comprising an air conditioner outer unit and the air conditioner inner unit as claimed in claim 9, which are connected to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121237250.9U CN216143854U (en) | 2021-06-03 | 2021-06-03 | Water washing air device, air conditioner indoor unit and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121237250.9U CN216143854U (en) | 2021-06-03 | 2021-06-03 | Water washing air device, air conditioner indoor unit and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216143854U true CN216143854U (en) | 2022-03-29 |
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ID=80801716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121237250.9U Active CN216143854U (en) | 2021-06-03 | 2021-06-03 | Water washing air device, air conditioner indoor unit and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216143854U (en) |
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2021
- 2021-06-03 CN CN202121237250.9U patent/CN216143854U/en active Active
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