CN220185342U - Water pump assembly and dehumidifier - Google Patents

Abstract

The utility model provides a water pump assembly and a dehumidifier, and relates to the technical field of dehumidifiers. The water pump assembly comprises a mounting seat, a pump body, a pipeline, a first buffer member and a shell; the pump body is installed in the mount pad, and pipeline and pump body coupling, first bolster cover are located the pipeline and with the pump body butt, and the casing cover is located the pump body and is located at least partial first bolster outside, and the casing is used for holding first bolster, casing and mount pad fixed connection. The first buffer piece is sleeved on the pipeline connected with the pump body, and is abutted with the pump body, so that the buffer effect can be effectively achieved in the running process of the pump body, the waterproof purpose is achieved, and meanwhile the effects of silencing and reducing noise are achieved; on the basis, the shell is covered outside the pump body, so that the running noise of the water pump is further reduced, the effects of good sound insulation and noise reduction are achieved, and the use comfort of a user is improved.

Description

Water pump assembly and dehumidifier

Technical Field

The utility model relates to the technical field of dehumidifiers, in particular to a water pump assembly and a dehumidifier.

Background

The dehumidifier is used to adjust the air humidity so that the air humidity is maintained within a comfortable humidity range. The water generated during the operation of the dehumidifier can be discharged through a water pump arranged inside the dehumidifier. However, the water pump of the existing dehumidifier has poor waterproof performance, and water leakage phenomenon can occur in the running process; moreover, noise generated during the operation of the water pump is loud, thereby affecting the comfort level of the user.

Disclosure of Invention

The utility model aims to provide a water pump assembly and a dehumidifier, which can effectively reduce noise and improve the use comfort of a user, are more convenient and concise to assemble, improve the assembly efficiency and reduce the production cost.

Embodiments of the present utility model are implemented as follows:

in a first aspect, the utility model provides a water pump assembly comprising a mounting seat, a pump body, a pipeline, a first buffer member and a shell;

the pump body install in the mount pad, the pipeline with pump body coupling, first bolster cover is located the pipeline and with pump body butt, the casing cover is located the pump body and at least part outside the first bolster, the casing is used for pressing and holds first bolster, the casing with mount pad fixed connection.

In the embodiment, the first buffer piece is sleeved on the pipeline connected with the pump body, and is abutted with the pump body, so that the buffer effect can be effectively achieved in the running process of the pump body, the waterproof purpose is achieved, and meanwhile, the effects of silencing and reducing noise are also achieved; on the basis, the shell is covered outside the pump body, so that the running noise of the water pump is further reduced, the effects of good sound insulation and noise reduction are achieved, and the use comfort of a user is improved. In addition, the pressure climbing is cancelled compared with the existing water pump, but the shell is directly pressed against the first buffer part, so that the assembly is more convenient and concise, the assembly efficiency is improved, and the production cost is reduced.

In an alternative embodiment, the mounting seat is provided with two limiting portions, the pump body and the first buffer member are both arranged between the two limiting portions, and the limiting portions are used for being abutted with the first buffer member.

In the above embodiment, the first buffer member is abutted with the two limiting parts, so that the limiting parts are used for limiting the first buffer member and the pump body, and the first buffer member is pressed by the shell, so that the first buffer member is tightly abutted with the pump body, and the first buffer member is ensured to have a good buffering effect.

In an alternative embodiment, the first buffer members are two, the two first buffer members are respectively arranged above and below the pump body, the first buffer members comprise a sleeving part and a supporting part which are mutually connected, the sleeving part is sleeved on the pipeline, and the supporting part is in butt joint with the pump body.

In the embodiment, the sleeve joint part is sleeved outside the pipeline, so that the pipeline can be fixed, and the pipeline is stably connected with the pump body; the abutting part connected with one end of the sleeving part is abutted with the pump body, so that the effects of buffering and damping can be effectively achieved, and the effects of silencing and reducing noise are remarkably achieved.

In an alternative embodiment, a plurality of ribs arranged at intervals are arranged on one side of the abutting part, which faces the pump body, in a protruding mode, and the ribs are abutted with the pump body.

In the above embodiment, the ribs are protruded and arranged at intervals to abut against the pump body, so as to further enhance the buffering and damping effects generated when the abutting part abuts against the pump body.

In an optional embodiment, the limiting part is provided with a first avoiding port, the shell is provided with a second avoiding port, the first avoiding port and the second avoiding port are correspondingly arranged, and the sleeving part is arranged between the first avoiding port and the second avoiding port.

In the above embodiment, when the casing is sleeved outside the pump body and is in contact with the compression abutment portion, the sleeve connection portion is arranged between the first avoiding opening and the second avoiding opening, so that the mounting stability of the first buffer member can be improved, and meanwhile, the edge corresponding to the second avoiding opening is formed in the casing, so that a certain compression effect can be achieved on the sleeve connection portion.

In an alternative embodiment, the mounting seat is provided with a first mounting hole, the housing is provided with a second mounting hole, and the first mounting hole and the second mounting hole are correspondingly arranged.

In the above-mentioned embodiment, through wearing to establish second mounting hole and first mounting hole in proper order with the fastener and with first mounting hole fixed fit, simple to operate can make the casing firmly fix on spacing portion to make the casing can tightly press first bolster, make first bolster can effectively play buffering cushioning effect.

In an alternative embodiment, a buckle is arranged on the side edge of the mounting seat, a clamping hole is formed in the shell, and the buckle is in clamping fit with the clamping hole.

In the above embodiment, the first mounting hole and the second mounting hole are penetrated through by the fastener through the clamping fit of the clamping buckle and the clamping hole, so as to further improve the mounting stability of the shell.

In an alternative embodiment, the water pump assembly further comprises a second buffer member, the mounting seat is provided with a mounting portion, and the second buffer member is disposed on the mounting portion.

In the above embodiment, the second buffer member is disposed on the mounting portion, so that the vibration transmitted to the mounting seat by the pump body can be relieved again through the second buffer member during the operation of the pump body, thereby further playing a role in damping and noise reduction of the water pump assembly.

In an alternative embodiment, the mounting portion is disposed on a side edge of the mounting seat, the shape of the second buffer member is matched with that of the mounting portion, the second buffer member is provided with a clamping groove, and an edge of the mounting portion is embedded into the clamping groove.

In the above embodiment, the edge of the mounting portion is embedded into the clamping groove of the second buffer member, so that the second buffer member can be stably mounted on the mounting portion, and the mounting stability of the mounting seat is improved.

In a second aspect, the present utility model provides a dehumidifier comprising a mid-baffle, a water tank and a water pump assembly as described in any one of the previous embodiments;

the middle partition plate is arranged on one side of the water tank, the mounting seat is arranged on the middle partition plate, and the pipeline is connected with the water tank.

The water pump assembly and the dehumidifier provided by the embodiment of the utility model have the beneficial effects that: the first buffer piece is sleeved on the pipeline connected with the pump body, and is abutted with the pump body, so that the buffer effect can be effectively achieved in the running process of the pump body, the waterproof purpose is achieved, and meanwhile the effects of silencing and reducing noise are achieved; on the basis, the shell is covered outside the pump body, so that the running noise of the water pump is further reduced, the effects of good sound insulation and noise reduction are achieved, and the use comfort of a user is improved. In addition, the pressure climbing is cancelled compared with the existing water pump, but the shell is directly pressed against the first buffer part, so that the assembly is more convenient and concise, the assembly efficiency is improved, and the production cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a dehumidifier according to an embodiment of the present utility model;

FIG. 2 is an exploded view of a water pump assembly according to an embodiment of the present utility model;

FIG. 3 is a second exploded view of a water pump assembly according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a first buffer structure according to an embodiment of the present utility model;

fig. 5 is a schematic view of a portion of a dehumidifier according to an embodiment of the present utility model.

Icon: 10-dehumidifier; 100-a water pump assembly; 110-a mounting base; 111-limit parts; 112-a first escape port; 113-a first mounting hole; 114-a buckle; 115-a mounting portion; 116-positioning part; 120-pump body; 130-piping; 140-a first buffer; 141-a socket; 142-a holding portion; 143-ribs; 144-a connection; 150-a housing; 151-a second avoidance port; 152-a second mounting hole; 153-clamping holes; 160-a second buffer; 161-clamping grooves; 200-middle separator; 210-mounting posts; 220-positioning columns; 300-a water tank; 400-compressor; 500-a housing; 600-condenser; 700-evaporator.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The dehumidifier is used to adjust the air humidity so that the air humidity is maintained within a comfortable humidity range. The water generated during the operation of the dehumidifier can be discharged through a water pump arranged inside the dehumidifier. However, the existing dehumidifier has poor water-proof performance of the water pump, water leakage phenomenon can occur in the running process, and noise generated in the running process of the water pump is large, so that the use comfort of users is affected.

In view of the above problems, referring to fig. 1 to 5, the present utility model provides a dehumidifier 10 including a water pump assembly 100, a middle partition 200, a water tank 300, a compressor 400, a housing 500, a condenser 600, an evaporator 700, a restrictor (not shown), and the like.

Wherein, the shell 500 encloses the outside of establishing at water pump assembly 100, middle baffle 200, water tank 300, compressor 400, condenser 600, evaporimeter 700 and choke, and condenser 600 and evaporimeter 700 are located the upper portion of shell 500 inner space, water tank 300, water pump assembly 100 and compressor 400 are located the lower part of shell 500 inner space, middle baffle 200 sets up in one side of water tank 300, water pump assembly 100 installs in middle baffle 200, water tank 300 is connected with water tank 300 to the pipeline 130 of the subassembly of water pump, water tank 300 is used for accepting the water droplet that produces in the dehumidification in-process, water pump assembly 100 is used for discharging the water in the water tank 300.

It will be appreciated that a heat exchange medium, which may be, but is not limited to, a refrigerant, is also provided in the dehumidifier 10. The heat exchange medium flows to the condenser 600 in a high temperature and high pressure state under the compression of the compressor 400, the high temperature and high pressure heat exchange medium is cooled under the action of the condenser 600 to form low temperature and high pressure liquid, the low temperature and low pressure liquid is formed through the throttling device, the heat exchange medium flows to the evaporator 700, the low temperature and low pressure liquid heat exchange medium absorbs heat in the evaporator 700 and air to condense moisture in the air, so that the dehumidification purpose is achieved, and the heat exchange medium is converted into low pressure gas from the liquid and flows to the compressor 400 again in the process and circulates through the paths.

Further, the water pump assembly 100 includes a mounting base 110, a pump body 120, a pipe 130, a first buffer 140, and a housing 150; the pump body 120 is installed in the mount pad 110, and the one end of pipeline 130 is connected with the pump body 120, and the other end is connected with water tank 300, and first bolster 140 cover is located pipeline 130 and is held in butt with the pump body 120, and the casing 150 covers and locates the pump body 120 and at least partial first bolster 140 outside, and casing 150 is used for holding first bolster 140, and casing 150 and mount pad 110 fixed connection, mount pad 110 are installed on middle baffle 200.

In the present embodiment, the number of the pipes 130 includes two, two pipes 130 are connected to both ends of the pump body 120, respectively, and one pipe 130 is connected to the water tank 300 and the other pipe 130 is used to discharge water out of the dehumidifier 10; therefore, the number of the first buffering members 140 also includes two, and the two first buffering members 140 are respectively sleeved on the two pipelines 130 and respectively abut against the upper end and the lower end of the pump body 120.

The first buffer member 140 is sleeved on the pipeline 130 connected with the pump body 120, and the first buffer member 140 is abutted against the pump body 120, so that the buffer effect can be effectively achieved in the running process of the pump body 120, the waterproof purpose is achieved, and meanwhile, the silencing and noise reducing effects are also achieved; on this basis, the shell 150 is covered outside the pump body 120, so that the noise of the operation of the water pump is further reduced, the effects of good sound insulation and noise reduction are achieved, and the use comfort of a user is improved.

In addition, the pressing tab is cancelled compared with the existing water pump, but the shell 150 is directly pressed against the first buffer piece 140, so that the assembly is more convenient and concise, the assembly efficiency is improved, and the production cost is reduced.

Optionally, the first buffer member 140 is made of rubber, which can play a role in better buffering.

Further, the mounting seat 110 is provided with two limiting portions 111, the pump body 120 and the first buffer member 140 are disposed between the two limiting portions 111, and the limiting portions 111 are in contact with the first buffer member 140.

In this embodiment, one side of the first buffer member 140 abuts against the pump body 120, and the other side abuts against one of the limiting portions 111, in other words, the first buffer member 140, the pump body 120 and the other first buffer member 140 are sequentially disposed, and the two first buffer members 140 abut against the two limiting portions 111 respectively, so as to perform a limiting function through the limiting portions 111, and then press the first buffer member 140 through the housing 150, so that the first buffer member 140 is tightly abutted against the pump body 120, and thus the first buffer member 140 is ensured to perform a good buffering function.

Further, the first buffer member 140 includes a socket portion 141 and a supporting portion 142, wherein the socket portion 141 is sleeved on the pipe 130, and the supporting portion 142 is in contact with the pump body 120.

In this embodiment, the sleeve joint portion 141 is cylindrical, and a hole channel through which the pipe 130 passes is formed in the middle; the supporting portion 142 is connected to one end of the sleeve portion 141 and has a rectangular plate shape, and a plane of the supporting portion 142 is perpendicular to an axis of the sleeve portion 141.

Therefore, the sleeve connection part 141 is sleeved outside the pipeline 130, so that the pipeline 130 can be fixed, and the pipeline 130 is stably connected with the pump body 120; the abutting part connected with one end of the sleeve joint part 141 abuts against the pump body 120, so that the effects of buffering and damping can be effectively achieved, and the effects of silencing and reducing noise are remarkably achieved.

Further, the abutting portion 142 is provided with a plurality of ribs 143 protruding toward one side of the pump body 120 at intervals, and the ribs 143 are used for abutting against the pump body 120, so as to further enhance the buffering and damping effects generated when the abutting portion 142 abuts against the pump body 120.

In this embodiment, a connecting portion 144 is further disposed between two adjacent ribs 143, and two ends of the connecting portion 144 are respectively connected with the two ribs 143, so as to improve the structural strength of the abutting portion.

Further, the limiting portion 111 is provided with a first avoiding port 112, two sides of the housing 150 are respectively covered on the two limiting portions 111, and a second avoiding port 151 is arranged on a side wall corresponding to the limiting portion 111, so that the first avoiding port 112 and the second avoiding port 151 are correspondingly arranged, and the sleeving portion 141 is arranged between the first avoiding port 112 and the second avoiding port 151.

In this embodiment, since the socket portion 141 is cylindrical, the first relief port 112 and the second relief port 151 are both semicircular to form a circular shape together. Therefore, when the casing 150 is sleeved outside the pump body 120 and is in contact with the pressing portion, the sleeve joint portion 141 is disposed between the first avoiding opening 112 and the second avoiding opening 151, so that the mounting stability of the first buffer member 140 can be improved, and at the same time, the edge of the casing 150 corresponding to the second avoiding opening 151 can also play a certain role in pressing the sleeve joint portion 141.

Further, the mounting seat 110 is provided with a first mounting hole 113, the housing 150 is provided with a second mounting hole 152, and the first mounting hole 113 and the second mounting hole 152 are correspondingly arranged.

In this embodiment, the side wall of the housing 150 provided with the second avoidance port 151 is further provided with a folded edge perpendicular to the side wall, and the second mounting hole 152 is formed on the folded edge. Through penetrating the second mounting hole 152 and the first mounting hole 113 in sequence and fixedly matching with the first mounting hole 113 with a fastener (not shown), the installation is convenient, and the shell 150 can be firmly fixed on the limiting part 111, so that the shell 150 can tightly press the first buffer member 140, and the first buffer member 140 can effectively play a role in buffering and damping.

Specifically, the first mounting holes 113 are disposed on the limiting portion 111 and located on two sides of the first avoidance opening 112, the second mounting holes 152 are located on two sides of the second avoidance opening 151, two first mounting holes 113 are disposed on one limiting portion 111, and two second mounting holes 152 are disposed on a corresponding side wall of the housing 150.

Further, a buckle 114 is provided on a side of the mounting seat 110, a clamping hole 153 is provided on the housing 150, and the buckle 114 is in clamping fit with the clamping hole 153.

In the present embodiment, two opposite side walls of the housing 150 are provided with the second escape port 151 and the second mounting hole 152, and the other opposite side walls are provided with the clip holes 153. Under the condition that the casing 150 is covered outside the pump body 120, the cover body is clamped and connected on the mounting seat 110 through the clamping buckle 114 and the clamping hole 153, so that the cover body is more convenient to mount or dismount, and the mounting efficiency is improved.

After the buckle 114 is in clamping fit with the clamping hole 153, the first mounting hole 113 and the second mounting hole 152 are penetrated through by the fastener, so that the mounting stability of the housing 150 is further improved.

Further, the water pump assembly 100 further includes a second buffer 160, the mounting base 110 is provided with a mounting portion 115, and the second buffer 160 is disposed on the mounting portion 115.

In the present embodiment, the mounting portion 115 has a U-shape to facilitate mounting of the mount 110 on the middle spacer 200 by fasteners; the second buffer 160 is disposed on the mounting portion 115, so that the vibration transmitted from the pump body 120 to the mounting seat 110 can be relieved again by the second buffer 160 during the operation of the pump body 120, thereby further playing a role in damping and noise reduction of the water pump assembly 100.

Specifically, the number of the mounting portions 115 includes two, and the two mounting portions 115 are respectively located at the upper and lower sides of the mounting base 110, so that the number of the second buffer members 160 also includes two, and the second buffer members 160 may also be made of rubber material.

It should be noted that, two mounting posts 210 corresponding to the two mounting portions 115 one by one are further protruding on the middle partition board 200, and during the mounting process, the mounting posts 210 are clamped into the U-shaped mounting portions 115 and fixed by fasteners, so that the mounting posts 210 are firmly mounted on the middle partition board 200.

Further, the mounting portion 115 is disposed on a side of the mounting base 110, the shape of the second buffer member 160 is matched with the shape of the mounting portion 115, the second buffer member 160 is provided with a clamping groove 161, and an edge of the mounting portion 115 is embedded into the clamping groove 161, so that the second buffer member 160 can be stably mounted on the mounting portion 115, and the mounting stability of the mounting base 110 is improved.

Specifically, the other side edge of the mounting seat 110 is further provided with a positioning portion 116, the positioning portion 116 is also in a U shape, and the middle partition board 200 is further provided with a positioning column 220 in a protruding manner, so that the positioning column 220 is clamped into the positioning portion 116 in the U shape to position, and the mounting accuracy of the mounting seat 110 is ensured.

In summary, the water pump assembly 100 and the dehumidifier 10 provided by the present utility model have the advantages that the first buffer member 140 is sleeved on the pipeline 130 connected with the pump body 120, and the first buffer member 140 is abutted to the pump body 120, so that the buffer function can be effectively achieved in the running process of the pump body 120, the waterproof purpose is achieved, and meanwhile, the noise reduction function is also achieved; on this basis, the shell 150 is covered outside the pump body 120, so that the noise of the operation of the water pump is further reduced, the effects of good sound insulation and noise reduction are achieved, and the use comfort of a user is improved. In addition, the pressing tab is cancelled compared with the existing water pump, but the shell 150 is directly pressed against the first buffer piece 140, so that the assembly is more convenient and concise, the assembly efficiency is improved, and the production cost is reduced.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A water pump assembly, characterized by comprising a mounting seat (110), a pump body (120), a pipeline (130), a first buffer (140) and a shell (150);

the pump body (120) install in mount pad (110), pipeline (130) with pump body (120) are connected, first bolster (140) cover is located pipeline (130) and with pump body (120) butt, casing (150) cover is located pump body (120) and at least part outside first bolster (140), casing (150) are used for pressing and hold first bolster (140), casing (150) with mount pad (110) fixed connection.

2. The water pump assembly according to claim 1, wherein the mounting base (110) is provided with two limiting portions (111), the pump body (120) and the first buffer member (140) are both disposed between the two limiting portions (111), and the limiting portions (111) are configured to abut against the first buffer member (140).

3. The water pump assembly according to claim 2, wherein two first buffering members (140) are provided, the two first buffering members (140) are respectively arranged above and below the pump body (120), the first buffering members (140) comprise a sleeving part (141) and a propping part (142) which are connected with each other, the sleeving part (141) is sleeved on the pipeline (130), and the propping part (142) is propped against the pump body (120).

4. A water pump assembly according to claim 3, wherein the abutment (142) is provided with a plurality of ribs (143) protruding towards one side of the pump body (120), the ribs (143) being in abutment with the pump body (120).

5. A water pump assembly according to claim 3, wherein the limiting portion (111) is provided with a first avoidance port (112), the housing (150) is provided with a second avoidance port (151), the first avoidance port (112) and the second avoidance port (151) are correspondingly arranged, and the socket portion (141) is arranged between the first avoidance port (112) and the second avoidance port (151).

6. The water pump assembly according to claim 1, wherein the mounting base (110) is provided with a first mounting hole (113), the housing (150) is provided with a second mounting hole (152), and the first mounting hole (113) and the second mounting hole (152) are correspondingly arranged.

7. The water pump assembly according to claim 1, wherein a side edge of the mounting base (110) is provided with a buckle (114), the housing (150) is provided with a clamping hole (153), and the buckle (114) is in clamping fit with the clamping hole (153).

8. The water pump assembly of claim 1, further comprising a second buffer (160), the mount (110) being provided with a mounting portion (115), the second buffer (160) being provided in the mounting portion (115).

9. The water pump assembly according to claim 8, wherein the mounting portion (115) is disposed on a side edge of the mounting base (110), the shape of the second buffer member (160) is matched with the shape of the mounting portion (115), the second buffer member (160) is provided with a clamping groove (161), and an edge of the mounting portion (115) is embedded in the clamping groove (161).

10. A dehumidifier comprising a mid-baffle (200), a water tank (300) and a water pump assembly according to any of claims 1-9;

the middle partition board (200) is arranged on one side of the water tank (300), the mounting seat (110) is mounted on the middle partition board (200), and the pipeline (130) is connected with the water tank (300).