CN213272823U

CN213272823U - Water pumping device, humidifying device, air conditioner indoor unit and air conditioner

Info

Publication number: CN213272823U
Application number: CN202022144101.XU
Authority: CN
Inventors: 沐原; 邓国基; 张卫东
Original assignee: GD Midea Air Conditioning Equipment Co Ltd; Midea Group Wuhan Refrigeration Equipment Co Ltd
Current assignee: GD Midea Air Conditioning Equipment Co Ltd; Midea Group Wuhan Refrigeration Equipment Co Ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-05-25
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a water pumping device, a humidifying device, an air conditioner indoor unit and an air conditioner, wherein the water pumping device comprises an outer box body, a water tank and a water pump assembly, and one side of the outer box body is provided with a pumping opening; the water tank is arranged in the outer box body, and can be pulled out of the outer box body through the pull opening; the water pump assembly comprises a pump body and a connecting support, the pump body is mounted on the connecting support and is located in the water tank, and the upper end of the water pump assembly is connected to the outer box body in a vertically rotatable mode; when the water tank moves outwards from the drawing opening, the water pump assembly can be turned upwards to be drawn out by the water tank. The utility model discloses technical scheme has solved the user and need the problem of touching the water pump when taking the water pump from the basin.

Description

Water pumping device, humidifying device, air conditioner indoor unit and air conditioner

Technical Field

The utility model relates to a technical field draws water, in particular to machine and air conditioner in pumping device, humidification device, air conditioning.

Background

In the related art, the water pump is placed in the water tank, and when the water tank needs to be cleaned, the water pump needs to be manually taken out of the water tank. The water pump needs the manual work of user to take out, uses inconveniently, and when having ponding in the basin, the user is more reluctant to touch the water pump.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a machine and air conditioner in pumping device, humidification device, air conditioning aims at solving the problem that needs the touching water pump when taking the water pump from the basin.

In order to achieve the purpose, the water pumping device provided by the utility model comprises an outer box body, a water tank and a water pump assembly, wherein a pumping opening is arranged on one side of the outer box body; the water tank is arranged in the outer box body, and can be pulled out of the outer box body through the pull opening; the water pump assembly comprises a pump body and a connecting support, the pump body is mounted on the connecting support and is located in the water tank, and the upper end of the water pump assembly is connected to the outer box body in a vertically rotatable mode; when the water tank moves outwards from the drawing opening, the water pump assembly can be turned upwards to be drawn out by the water tank.

In one embodiment, a reset piece is arranged in the connecting bracket and connected with the outer box body, so that the water pump assembly has a first station and a second station; when the water pump assembly is positioned at a first station, the resetting piece is in a compressed state, and the pump body extends into the water tank; when the water pump assembly is located at the second station, the reset piece releases elastic potential energy, and the pump body rotates to the position above the water tank.

In one embodiment, the reset element is a spiral spring, an outer end of the spiral spring is fixed to the connecting bracket, and an inner end of the spiral spring is connected to the outer box.

In an embodiment, the water pump assembly further comprises a rotating hook arranged on one side of the connecting support, the rotating hook is connected to the connecting support, and when the water pump assembly is in the first station, the rotating hook is hooked with the edge of the water tank.

In one embodiment, a shaft groove is formed in one surface of the rotating hook, the outer box body comprises a hanging lug, a protruding shaft is arranged on one surface, facing the rotating hook, of the hanging lug, and the protruding shaft penetrates through the volute spiral spring and extends into the shaft groove.

In an embodiment, the connecting bracket includes a mounting groove and an extension portion, the pump body is mounted in the mounting groove, one end of the extension portion is connected to the mounting groove, and the other end of the extension portion is rotatably connected to the outer case.

The utility model also provides a humidifying device, which comprises a shell, a water tank and a water pumping device, wherein the water tank and the water pumping device are arranged in the shell, and the water tank is used for supplying water to the water pumping device; the water pumping device comprises an outer box body, a water tank and a water pump assembly, wherein a pumping opening is formed in one side of the outer box body; the water tank is arranged in the outer box body, and can be pulled out of the outer box body through the pull opening; the water pump assembly comprises a pump body and a connecting support, the pump body is mounted on the connecting support and is located in the water tank, and the upper end of the water pump assembly is connected to the outer box body in a vertically rotatable mode; when the water tank moves outwards from the drawing opening, the water pump assembly can be turned upwards to be drawn out by the water tank.

In an embodiment, a receiving groove for receiving the water tank is formed in the water tank.

The utility model also provides an air-conditioning indoor unit, the air-conditioning indoor unit comprises a shell and a humidifying device, the humidifying device comprises a shell, a water tank and a water pumping device, the water tank and the water pumping device are arranged in the shell, and the water tank is used for supplying water to the water pumping device; the water pumping device comprises an outer box body, a water tank and a water pump assembly, wherein a pumping opening is formed in one side of the outer box body; the water tank is arranged in the outer box body, and can be pulled out of the outer box body through the pull opening; the water pump assembly comprises a pump body and a connecting support, the pump body is mounted on the connecting support and is located in the water tank, and the upper end of the water pump assembly is connected to the outer box body in a vertically rotatable mode; when the water tank moves outwards from the drawing opening, the water pump assembly can be turned upwards to be drawn out by the water tank.

The utility model also provides an air conditioner, the air conditioner comprises an air conditioner outdoor unit and an air conditioner indoor unit, the air conditioner outdoor unit is connected with the air conditioner indoor unit through a refrigerant pipe; the air-conditioning indoor unit comprises a shell and a humidifying device, wherein the humidifying device comprises a shell, a water tank and a water pumping device, the water tank and the water pumping device are arranged in the shell, and the water tank is used for supplying water to the water pumping device; the water pumping device comprises an outer box body, a water tank and a water pump assembly, wherein a pumping opening is formed in one side of the outer box body; the water tank is arranged in the outer box body, and can be pulled out of the outer box body through the pull opening; the water pump assembly comprises a pump body and a connecting support, the pump body is mounted on the connecting support and is located in the water tank, and the upper end of the water pump assembly is connected to the outer box body in a vertically rotatable mode; when the water tank moves outwards from the drawing opening, the water pump assembly can be turned upwards to be drawn out by the water tank.

The utility model discloses technical scheme passes through water pump assembly and can connect in outer box with rotating from top to bottom, and when the basin in the outer box was outwards removed by the pull mouth, water pump assembly can upwards overturn, and the user need not touch water pump assembly to the problem that need touch water pump assembly when having solved the water pump of taking from the basin promotes user satisfaction. When the water tank needs to be cleaned, a user can pull the water tank outwards through the drawing opening, and the water pump assembly turns upwards, so that the water pump assembly rotates when the water tank is pulled out, the water tank is taken out, the water pump assembly does not need to be touched, the operation is simple, the cleaning work of a subsequent water tank is facilitated, and the maintenance work of the water pumping device is simplified.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of an embodiment of a water pumping device and a water tank of the present invention;

FIG. 2 is another perspective view of the water extraction device and tank of FIG. 1;

FIG. 3 is a cross-sectional view taken along line M-M of FIG. 2;

FIG. 4 is a schematic structural view of an embodiment of the outer housing and the water pump assembly of the present invention;

FIG. 5 is a schematic structural diagram of an embodiment of a water pump assembly according to the present invention;

FIG. 6 is another perspective view of the water pump assembly of FIG. 5;

FIG. 7 is an exploded view of the water pump assembly of FIG. 5;

FIG. 8 is a schematic structural view of an embodiment of the water pump assembly (without the pump body) of FIG. 5;

FIG. 9 is another perspective view of the water pump assembly (without the pump body) of FIG. 8;

FIG. 10 is a further perspective view of the water pump assembly of FIG. 5;

fig. 11 is a schematic structural view of an embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Water pumping device	321	Mounting groove
20	Water tank	321a	Convex rib
				100	Outer box	321b	Water inlet
100a	Drawing opening		322						Extension part
				110	Second boxboard	322a	Lap joint part
120	Hanging loop	323	Mounting cover
				120a	Locating hole	330	Water pipe
120b	Screw hole		340					Scroll spring
				121	Protruding shaft	350	Rotary hook
130	Connecting plate	351	Main body part
				200	Water tank	352	Hook part
210	Containing groove	353	Connecting part
				300	Water pump assembly	353a	Press button
310	Pump body	354	Shaft groove
				320	Connecting support

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a pumping device, include this pumping device's humidification device, include this humidification device's indoor set of air conditioner and include the air conditioner of this indoor set of air conditioner.

In the embodiment of the present invention, referring to fig. 1, the water pumping device 10 includes an outer box 100, a water tank 200 and a water pump assembly 300, wherein a pumping opening 100a is formed at one side of the outer box 100; the water tank 200 is installed in the outer case 100, and the water tank 200 can be pulled out from the outer case 100 through the pull opening 100 a. Referring to fig. 2 to 3, the water pump assembly 300 includes a pump body 310 and a connecting bracket 320, the pump body 310 is mounted on the connecting bracket 320 and is located in the water tank 200, and an upper end of the water pump assembly 300 is connected to the outer box 100 in a vertically rotatable manner; when the water tank 200 moves outward from the drawing port 100a, the water pump assembly 300 may be turned upward to draw out the water tank 200.

Specifically, referring to fig. 1 and 4, the outer case 100 may include a first box plate (not shown) having a drawing opening 100a, and the drawing opening 100a is used to allow the water supply tank 200 to enter and exit. The size of the drawing opening 100a may be set according to the size of the water tank 200, and it is sufficient if the water tank 200 can be taken out. A water tank 200 is installed in the outer case 100, and the water tank 200 stores liquid to be pumped by the water pump assembly 300.

Referring to fig. 1 to 3, the pump body 310 of the water pump assembly 300 is mounted on the connecting bracket 320, and the pump body 310 is located in the water tank 200 to pump the liquid in the water tank 200. It is understood that the pump body 310 may be located on the bottom wall of the water tank 200, or a gap may exist between the pump body 310 and the bottom wall of the water tank 200, so that the pump body 310 can pump the liquid. Referring to fig. 5, the water pump assembly 300 may include a water pipe 330, and the water pipe 330 is connected to the pump body 310 to pump the liquid.

Referring to fig. 3 to 4, the outer case 100 may further include a second case plate 110, an upper end of the water pump assembly 300 is rotatably connected to the second case plate 110, and a lower end of the water pump assembly 300 extends into the water tank 200. One end of the connection bracket 320 may be rotatably connected to the second case plate 110 up and down, so that the water pump assembly 300 is rotatably connected to the outer case 100. The coupling bracket 320 is rotatably coupled to the second casing plate 110 about an axis that extends in a horizontal direction, and the pump body 310 is rotated upward from the water tub 200 when the coupling bracket 320 is rotated.

Referring to fig. 4, the second box plate 110 and the first box plate may be disposed opposite to each other, and when the water tank 200 is pulled outward from the drawing opening 100a, the side wall of the water tank 200 pushes the water pump assembly 300, and the water pump assembly 300 is turned upward, so that the water tank 200 is finally pulled out from the outer box 100. So, the user need not touch water pump assembly 300 at the in-process of drawing basin 200, even if there is dirty water on the pump body 310, also can not be stained with on user's the hand.

The second box plate 110 and the first box plate can be adjacently arranged, in the process that the water tank 200 is pulled outwards through the pulling opening 100a, the side wall of the water tank 200 touches the water pump assembly 300, a user can pull up the water tank 200 to enable the side wall of the water tank 200 to be located below the water pump assembly 300, the water tank 200 continues to be pulled outwards, the water pump assembly 300 turns upwards to give way, and finally the water tank 200 is pulled out from the outer box body 100.

It should be noted that the water pump assembly 300 may be active or passive when flipped upward. The water pump assembly 300 may be upwardly turned by the returning structure, or may be upwardly turned by being pushed by the water tub 200 without the returning structure.

The utility model discloses technical scheme passes through water pump assembly 300 and connects in outer box 100 with the ground of can tilting, and when basin 200 in the outer box 100 was outwards removed by pull mouth 100a, water pump assembly 300 can upwards overturn, and the user need not touch water pump assembly 300 to the problem that need touch water pump assembly 300 when having solved the water pump of taking from basin 200 promotes user's satisfaction. When the water tank 200 needs to be cleaned, a user pulls the water tank 200 outwards from the pulling opening 100a, and the water pump assembly 300 turns upwards, so that when the water tank 200 is pulled out, the water pump assembly 300 rotates, the water tank 200 is taken out, the water pump assembly 300 does not need to be touched, the operation is simple, the cleaning work of the subsequent water tank 200 is facilitated, and the maintenance work of the water pumping device 10 is simplified.

In order to avoid the user touching the water pump assembly 300, referring to fig. 3 to 4, in an embodiment, a reset member is disposed in the connecting bracket 320, and the reset member is connected to the outer box 100, so that the water pump assembly 300 has a first station and a second station; when the water pump assembly 300 is in the first station, the resetting piece is in a compressed state, and the pump body 310 extends into the water tank 200; when the water pump assembly 300 is in the second station, the restoring member releases the elastic potential energy, and the pump body 310 rotates to above the water tank 200.

When the water pump assembly 300 is in the first station, the reset member is in a compressed state, the pump body 310 extends into the water tank 200 at this time, the water tank 200 is pulled, the reset member releases elastic potential energy, the pump body 310 rotates to the position above the water tank 200, the water pump assembly 300 is in the second station, namely, the water pump assembly 300 is actively turned upwards to reset, and the connecting bracket 320 is parallel to the bottom surface of the outer box 100. After the water tank 200 is cleaned, the water tank 200 is pushed into the outer box 100 through the drawing opening 100a, the water tank 200 pushes the restoring member, the restoring member is compressed, and the connecting bracket 320 rotates, so that the pump body 310 is inserted into the water tank 200. Therefore, the water pump assembly 300 is turned up or down to enter or leave the water tank 200 regardless of the drawing or pushing of the water tank 200, and a user does not need to touch the water pump assembly 300, thereby further facilitating the cleaning of the water tank 200 and simplifying the maintenance work of the water pumping device 10.

It is understood that, when the water pump assembly 300 is in the first station, in order to prevent the water tank 200 from being pushed out of the outer case 100 by the restoring member, a snap structure (not shown) may be provided on the water tank 200 or the outer case 100 to fix the water tank 200. The water tank 200 needs to be taken out, the buckle structure is opened, the reset piece is connected in a rotating mode, and the water tank 200 is drawn out; when the water tank 200 is fixed to the outer box 100, the locking structure is closed to prevent the water tank 200 from moving relative to the outer box 100.

Referring to fig. 4 to 6, in an embodiment, the reset element is a spiral spring 340, an outer end of the spiral spring 340 is fixed to the connecting bracket 320, and an inner end of the spiral spring 340 is connected to the outer case 100.

The inner end of the spiral spring 340 is fixedly connected to the second box plate 110, and the outer end of the spiral spring 340 is fixed to the connecting bracket 320. When the water pump assembly 300 is in the first station, the outer end of the spiral spring 340 deforms and stores energy, and the connecting bracket 320 turns downwards to enable the pump body 310 to extend into the water tank 200; when the water pump assembly 300 is in the second working position, the outer end of the spiral spring 340 releases the elastic potential energy and recovers the shape, the connecting bracket 320 is turned upwards, and the pump body 310 rotates to the upper part of the water tank 200.

Further, referring to fig. 3 and 5, in an embodiment, the water pump assembly 300 further includes a rotating hook 350 disposed at one side of the connecting bracket 320, the rotating hook 350 is connected to the connecting bracket 320, and when the water pump assembly 300 is at the first station, the rotating hook 350 is hooked with the edge of the water tank 200.

Specifically, referring to fig. 3 and 8, the rotating hook 350 may include a main body 351 and a hook 352 disposed on the main body 351, wherein the main body 351 and the hook 352 are disposed at an angle. The water pump assembly 300 is held in the first position by the hook 350 engaging the edge of the water tank 200 to prevent the water pump assembly 300 from flipping upward, causing the pump body 310 to exit the water tank 200. When the water tank 200 is pulled outward, the external force applied to the water pump assembly 300 is gradually removed, the connection bracket 320 rotates, and the pump body 310 is separated from the water tank 200.

Referring to fig. 3 and 8, in an embodiment, the rotating hook 350 may further include a connecting portion 353 disposed on the main body 351, the connecting portion 353 is provided with a pressing button 353a, one side of the connecting bracket 320 is formed with an overlapping portion 322a, the overlapping portion 322a is inserted into the connecting portion 353, the pressing button 353a is pressed on the spiral spring 340 or the connecting bracket 320, when the water tank 200 is pushed into the outer case 100, the rotating hook 350 rotates, the pressing button 353a presses the connecting bracket 320 to push the connecting bracket 320 to rotate, so that the pump body 310 on the connecting bracket 320 is turned into the water tank 200.

Referring to fig. 7 and 11, in an embodiment, a shaft groove 354 is formed on one surface of the rotating hook 350, the outer case 100 includes a hanging lug 120, a protruding shaft 121 is formed on one surface of the hanging lug 120 facing the rotating hook 350, and the protruding shaft 121 penetrates through the spiral spring 340 and extends into the shaft groove 354.

The protruding shaft 121 passes through the spiral spring 340 and extends into the shaft groove 354, so that the outer case 100 and the rotating hook 350 are connected. The pump body 310 and the coupling bracket 320 rotate up and down about the protruding shaft 121 so that the pump body 310 is inserted into the water tank 200 or separated from the water tank 200. Referring to fig. 2 and 6, in an embodiment, the outer box 100 further includes a connecting plate 130 mounted on the second box plate 110, the connecting plate 130 is located above the water tank 200 and parallel to the bottom surface of the outer box 100, a positioning post may be disposed on the connecting plate 130, and a positioning hole 120a is disposed on the hanging lug 120 to fix the hanging lug 120 on the connecting plate 130; and/or, the connecting plate 130 and the hanging lug 120 are both provided with screw holes 120b, and the screw holes 120b are used for screw connection of screws so as to fix the hanging lug 120.

Referring to fig. 6 to 7, in an embodiment, the connection bracket 320 includes a mounting groove 321 and an extension portion 322, the pump body 310 is mounted in the mounting groove 321, one end of the extension portion 322 is connected to the mounting groove 321, and the other end of the extension portion 322 is rotatably connected to the outer case 100.

Referring to fig. 8 to 9, the extension portion 322 is used to connect with the rotating hook 350 and the spiral spring 340, the overlapping portion 322a is disposed at one side of the extension portion 322, and the spiral spring 340 overlaps the extension portion 322 and is screwed with the extension portion 322. When the connection portion 353 of the rotating hook 350 is engaged with the engagement portion 322a, the pressing portion 353a of the rotating hook 350 presses the spiral spring 340 to fix the spiral spring 340.

Referring to fig. 6 to 7, in an embodiment, the connection bracket 320 may include a mounting cover 323 covering the pump body 310, one end of the mounting cover 323 is inserted into a sidewall of the mounting groove 321, and the other end is screwed with the extension 322 to mount the pump body 310 on the mounting groove 321, so as to prevent the pump body 310 from being removed when the connection bracket 320 rotates.

In order to reduce the contact area between the pump body 310 and the inner wall of the mounting groove 321, referring to fig. 9 to 10, in an embodiment, the inner wall of the mounting groove 321 is provided with a convex rib 321a, and the pump body 310 is located on the convex rib 321a, so that the contact area between the pump body 310 and the mounting groove 321 is reduced, the resonance noise is reduced, and the user experience is improved.

Referring to fig. 7, a water inlet hole 321b may be formed on a wall of the mounting groove 321, and the pump body 310 sucks the liquid in the water tank 200 into the pump body 310 through the water inlet hole 321b, and outputs the liquid through a water pipe 330 on the pump body 310. Further, in order to avoid the unsmooth water absorption of the water pump, in an embodiment, a gap between a wall of the mounting groove 321 having the water inlet hole 321b and the pump body 310 is greater than or equal to 5.0 mm, so as to ensure a sufficient gap and prevent the unsmooth water absorption caused by foam generated between the gaps.

The utility model discloses still provide a humidification device, this humidification device include casing, water tank 20 and pumping device 10, the water tank 20 with pumping device 10 install in the casing, water tank 20 be used for to pumping device 10 provides water. The specific structure of the water pumping device 10 refers to the above embodiments, and since the humidifying device adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here. Water is supplied to the water tank 200 through the water tank 20 to draw water from the water tank 200 by the water supply pump assembly 300.

The water tank 20 may be disposed in a water tank 200, and referring to fig. 1 to 3, in an embodiment, a containing groove 210 for disposing the water tank 20 is formed in the water tank 200. By placing the water tank 20 in the accommodating groove 210, on one hand, the water tank 20 has water therein, so that the weight is relatively large, the overall friction force of the water tank 200 is increased, and when the water pump assembly 300 is at the first station, the water tank 200 is prevented from being easily pushed out of the outer box 100 by the reset member; on the other hand, the distance between the water tank 200 and the water tank 20 is reduced, which is beneficial to the water tank 200 to be supplemented by the water tank 20.

The utility model discloses still provide an indoor set of air conditioning, this indoor set of air conditioning include shell and humidification device, and this humidification device's concrete structure refers to above-mentioned embodiment, because this indoor set of air conditioning has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer given here.

The utility model also provides an air conditioner, this air conditioner include machine in air condensing units and the air conditioning, air condensing units with machine in the air conditioning passes through the refrigerant pipe and links. The specific structure of the air conditioner indoor unit refers to the above embodiments, and since the air conditioner adopts all the technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.

The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. A water pumping device, comprising:

the outer box body is provided with a drawing opening on one side;

the water tank is arranged in the outer box body and can be pulled out of the outer box body through the pull opening;

the water pump assembly comprises a pump body and a connecting support, the pump body is mounted on the connecting support and is positioned in the water tank, and the upper end of the water pump assembly is connected to the outer box body in a vertically rotatable manner;

when the water tank moves outwards from the drawing opening, the water pump assembly can be turned upwards to be drawn out by the water tank.

2. The water pumping device as claimed in claim 1, wherein a reset member is provided in the connecting bracket, the reset member being connected to the outer case such that the water pump assembly has a first station and a second station;

when the water pump assembly is positioned at a first station, the resetting piece is in a compressed state, and the pump body extends into the water tank;

when the water pump assembly is located at the second station, the reset piece releases elastic potential energy, and the pump body rotates to the position above the water tank.

3. The water pumping device as claimed in claim 2, wherein the returning member is a spiral spring, an outer end of the spiral spring is fixed to the connecting bracket, and an inner end of the spiral spring is connected to the outer case.

4. The water pumping device as claimed in claim 3, wherein the water pump assembly further comprises a rotating hook disposed on one side of the connection bracket, the rotating hook being connected to the connection bracket, the rotating hook being hooked with an edge of the water tank when the water pump assembly is in the first position.

5. The water pumping device as claimed in claim 4, wherein a shaft groove is formed on one side of the rotary hook, the outer case includes a hanging lug, a protruding shaft is formed on one side of the hanging lug facing the rotary hook, and the protruding shaft penetrates through the spiral spring and extends into the shaft groove.

6. The water pumping device as claimed in any one of claims 1 to 5, wherein the connection bracket comprises a mounting groove and an extension part, the pump body is mounted in the mounting groove, one end of the extension part is connected with the mounting groove, and the other end of the extension part is rotatably connected with the outer box.

7. Humidifying apparatus comprising a housing, a water tank and a water pumping device as claimed in any one of claims 1 to 6, the water tank and the water pumping device being mounted within the housing, the water tank being arranged to provide water to the water pumping device.

8. The humidifying device as claimed in claim 7, wherein a receiving groove for receiving the water tank is formed in the water tank.

9. An indoor unit of an air conditioner, comprising a casing and the humidifying device as claimed in claim 7 or 8.

10. An air conditioner comprising an outdoor unit and an indoor unit as claimed in claim 9, wherein the outdoor unit and the indoor unit are connected by refrigerant pipes.