CN212394811U - Sweeper and sweeping robot - Google Patents

Abstract

The utility model discloses a sweeper and a sweeping robot, wherein the sweeper comprises a sweeper body, and the sweeper body is provided with an induction device, a water collecting box and a water receiving piece communicated with the water collecting box; the water receiving part comprises a water receiving opening and a sealing device arranged on the water receiving opening, the sealing device comprises a sealing cover and a rotator electrically connected with the sensing device, the sealing cover is installed on the sweeper body in a rotatable mode through the rotator, the sensing device detects that the sweeper body moves to a position preset in a maintenance station, the rotator drives the sealing cover to deviate from the water receiving opening, so that the maintenance station can pass through the water receiving opening to the water collecting box for water injection.

Description

Sweeper and sweeping robot

Technical Field

The utility model relates to a robot technical field of sweeping the floor especially relates to a machine of sweeping the floor and robot of sweeping the floor.

Background

The floor sweeping robot is also called an automatic cleaner, intelligent dust collection, a robot dust collector and the like, is one of intelligent household appliances, and can automatically complete floor cleaning work in a room by means of certain artificial intelligence. Generally, the floor cleaning machine adopts a brushing and vacuum mode, and firstly absorbs the impurities on the floor into the garbage storage box, so that the function of cleaning the floor is achieved.

At present, the floor sweeping robot with the water tank exists in the market, dust collection and wiping operation can be carried out on the ground, liquid needs to be manually injected into the water tank after the liquid in the water tank is used up every time, and therefore the workload of a user is increased, inconvenience is brought to the user, and the cleaning can not be carried out continuously.

SUMMERY OF THE UTILITY MODEL

The utility model provides a machine of sweeping floor and robot of sweeping floor can open or the water receiving mouth on the sealed water-collecting box through sealing device, ensures that the maintenance station can be through water receiving mouth to the machine body water injection of sweeping floor, also avoids the machine body of sweeping floor water to spill over from the water receiving mouth when clean.

According to the utility model discloses an aspect, the utility model provides a sweeper, include:

the sweeper body is provided with an induction device, a water collecting box and a water receiving piece communicated with the water collecting box;

the water receiving part comprises a water receiving opening and a sealing device arranged on the water receiving opening, the sealing device comprises a sealing cover and a rotator electrically connected with the sensing device, the sealing cover is installed on the sweeper body in a rotatable mode through the rotator, the sensing device detects that the sweeper body moves to a position preset in a maintenance station, the rotator drives the sealing cover to deviate from the water receiving opening, so that the maintenance station can pass through the water receiving opening to the water collecting box for water injection.

The utility model discloses an among the machine of sweeping the floor, the circulator includes the rotating electrical machines, be equipped with the guide table on one side of sealed lid, be equipped with on the machine body of sweeping the floor with guide table complex guide way, the output of rotating electrical machines is installed on the opposite side of sealed lid.

The utility model discloses an among the machine of sweeping the floor, the guide table is stair structure, the shape of guide way with the shape looks adaptation of guide table, the lower extreme joint of guide table is in the guide way.

The utility model discloses an in the machine of sweeping the floor, be provided with the star sealing member that adopts flexible material to make on the water receiving mouth.

According to a second aspect of the present invention, the present invention further provides a floor sweeping robot, comprising a maintenance station and the floor sweeping machine, wherein the maintenance station comprises a water collecting tank and a water injection member communicated with the water collecting tank; the water injection piece includes driving piece and the moving member that is equipped with the water injection pipe, the driving piece is used for driving the moving member orientation or keep away from the direction of receiving the water piece removes, be used for to the water catch box water injection.

The utility model discloses an among the robot of sweeping the floor, water injection spare includes driving piece and the moving member that is equipped with the water injection pipe, the driving piece is used for the drive the moving member orientation or keep away from the direction of water receiving spare removes.

The utility model discloses an among the robot of sweeping the floor, the driving piece includes driver, fixing base and the driving medium of being connected with the moving member, but driving medium movable mounting is in on the fixing base, the driver passes through the fixing base is installed maintain on the station.

The utility model discloses an among the robot of sweeping the floor, the driving medium includes gear and the rack of being connected with gear drive, the gear is installed in the output of driver, but rack movable mounting is in the fixing base.

The utility model discloses an among the robot of sweeping the floor, the fixing base includes first fixing base and second fixing base, the second fixing base is installed in the first fixing base, the mobile gomphosis of rack is in between second fixing base and the first fixing base.

The utility model discloses an among the robot of sweeping the floor, the driver includes driving motor, install the bearing spare on the fixing base, driving motor's output shaft passes behind the bearing spare with gear connection.

The utility model discloses an among the robot of sweeping the floor, be equipped with into water end on the moving member, the end of intaking pass through the pipeline with the header tank is connected.

The technical scheme provided by the embodiment of the application can have the following beneficial effects: the application has designed a machine of sweeping the floor and robot of sweeping the floor, owing to be equipped with sealing device on the quick-witted body of sweeping the floor, can open or the water receiving mouth on the sealed water-collecting box through sealing device, ensure that the maintenance station can be through the water receiving mouth to the quick-witted body water injection of sweeping the floor, also avoid the quick-witted body of sweeping the floor water to spill over from the water receiving mouth when clean, also reduce the artifical inconvenient problem of adding water and bringing to the quick-witted body of sweeping the floor of while, simple structure is but practical.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic structural view of a sweeping robot according to an embodiment of the present invention;

fig. 2 is a schematic structural view of the sweeping robot in fig. 1 at another angle;

figure 3 is a schematic cross-sectional view of the sweeping robot of figure 1;

figure 4 is a cross-sectional view of the sweeping robot of figure 1 at another angle;

FIG. 5 is a schematic structural view of the water receiving member of FIG. 1;

FIG. 6 is a schematic structural view of the water receiving member of FIG. 1;

FIG. 7 is a schematic view of the seal of FIG. 1;

FIG. 8 is a schematic view of the structure of the water injection member of FIG. 1;

FIG. 9 is an exploded view of the water injection member of FIG. 1;

FIG. 10 is an exploded schematic view of the drive member of FIG. 1;

FIG. 11 is an exploded view of the anchor block of FIG. 1;

FIG. 12 is a block diagram of the first mounting bracket of FIG. 1;

FIG. 13 is a block diagram of the first mounting bracket of FIG. 1;

FIG. 14 is a block diagram of the second mount of FIG. 1;

FIG. 15 is an exploded schematic view of the transmission of FIG. 1;

fig. 16 is an exploded schematic view of the moving member of fig. 1.

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 some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" 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, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

As shown in fig. 1 to 16, the present application provides a floor sweeping robot, which includes a maintenance station 100 and a floor sweeping machine, wherein the maintenance station 100 is provided with a water tank assembly, the water tank assembly includes a water tank 10 and a water injection member 20, and the water injection member 20 is communicated with the water tank 10 and is used for discharging water inside the water tank 10 to the outside; the sweeper comprises a sweeper body 200, wherein the sweeper body 200 is provided with a sensing device, a water collecting box 40 and a water receiving piece 30 communicated with the water collecting box 40, the water receiving piece 30 comprises a water receiving opening 32 and a sealing device 31 arranged on the water receiving opening 32, and the sealing device 31 comprises a sealing cover 311 and a rotator 312 electrically connected with the sensing device. In this embodiment, the sealing cover 311 is rotatably installed on the sweeper body 200 through the rotator 312, and after the sensing device detects that the sweeper body 200 moves to the position predetermined by the maintenance station 100, the rotator 312 drives the sealing cover 311 to deviate from the water receiving opening 32, so that the water collecting tank 10 can inject water in the water collecting tank 10 into the water receiving opening 32 through the water injecting piece 20, and therefore the water can flow into the water collecting box 40, and it is ensured that the water in the water collecting box 40 washes the ground.

Specifically, the sensing device is a receiver arranged on the sweeper body 200, the maintenance station 100 is provided with an infrared transmitter, and the receiver is used for receiving a signal sent by the infrared transmitter, so that the position of the sweeper body 200 can be detected, namely, whether the sensor is moved to the designated position of the maintenance station 100 is detected. In addition, the sensing device can also be a camera, and the sensor can perform visual detection to ensure that the sweeper body 200 moves to the designated position of the maintenance station 100, which is not limited in the application.

After the induction device induces that the sweeper body 200 moves to the designated position of the maintenance station 100, the rotator 312 drives the sealing cover 311 to deviate from the water receiving port 32, the water injection piece 20 is in butt joint with the water receiving port 32, and the maintenance station 100 can inject water to the water collecting box 40 through the water injection piece 20; after the water amount inside the water collecting box 40 reaches the threshold value, the water filling member 20 stops filling water and is disconnected from the water receiving opening 32, so that the sweeper body 200 can be moved out of the maintenance station 100 and the ground can be cleaned.

It should be noted that the receiver may also be disposed on the maintenance station 100, and the infrared transmitter may also be disposed on the sweeper body 200, and the purpose of the infrared transmitter is mainly to detect whether the infrared transmitter moves to a designated position of the maintenance station 100, so that the maintenance station 100 injects water into the sweeper body 200, which is not limited in the present application.

In an alternative embodiment, a liquid amount detection module is disposed in the water collecting box 40 for detecting whether the amount of water injected into the water collecting box 40 by the water injecting member 20 reaches a threshold value, so that the water injecting member 20 stops injecting water and is disconnected from the water receiving port 32.

Specifically, the maintenance station 10 is further provided with a control component, and the control component is electrically connected with the sensing device, the liquid level detection module and the driver on the water injection member 20. In this embodiment, the water tank assembly further includes a pressure source and a control valve, the pressure source and the control valve are both disposed on the pipeline between the water collecting tank 10 and the water injecting component 20, the pressure source is used for generating the pressure of the liquid discharged from the water collecting tank 10 to the water collecting box 40, and the control valve is used for cutting off the water supply from the water injecting component 20 to the water collecting box 40, so as to ensure that the water in the water collecting box 40 does not overflow the sweeper body and shorten the service life of the sweeper body.

It should be noted that the water collection tank 10 can also supply the water to the water collection box 40 by the gravity of the water, and the present application is not limited thereto.

In an optional embodiment, the pressure source is a pressure pump, the pressure pump is connected to a pipeline between the water collecting tank 10 and the control valve, the control component is electrically connected to the pressure pump and the control valve, when the water collecting tank 10 drains water into the water collecting tank, and when the liquid amount detection module detects that the amount of water injected into the water collecting tank 40 reaches a threshold value, the control component disconnects the electrical connection between the control valve and the pressure pump, so as to prevent the pressure pump from continuously generating pressure for draining water into the water collecting tank 40, and thus energy loss can be effectively avoided.

In an alternative embodiment, the water tank assembly further comprises a detection unit, wherein the detection unit is disposed between the water tank 10 and the pressure source for detecting a liquid condition on the water tank 10, such that the detection unit can monitor a liquid storage condition in the water tank 10 in real time as the water tank 10 drains the water tank.

Specifically, the detecting element can be the bubble detector, because the bubble detector sets up in the one side that is close to header tank 10, consequently, the liquid condition to in the header tank 10 that the bubble detector can be timely detects, when the pipeline of connecting header tank 10 and bubble detector appears the bubble, the bubble detector can remind the user through the alarm device on the maintenance station 100 to ensure that there is sufficient liquid to supplying liquid to the quick-witted body 200 of sweeping the floor in the header tank 10, thereby guaranteed that the quick-witted body 200 of sweeping the floor can continuously supply water.

In an alternative embodiment, the water receiving member 30 is disposed at the upper end of the sweeper body 200, and the water injection member 20 is disposed at the maintenance station 100 at the upper end of the sweeper body 200, so that the water injection member 20 can inject water to the sweeper body 200 along the up-down direction of the maintenance station 100.

Specifically, be equipped with the portion of holding that is used for holding quick-witted body 200 of sweeping the floor on the maintenance station 100, the portion of holding has the bottom, lateral part and top, wherein, water injection piece 20 sets up in the top perpendicularly, infrared emitter sets up the lateral part on the maintenance station 100, the receiver sets up the week side at quick-witted body 200 of sweeping the floor, after quick-witted body 20 of sweeping the floor moves to the portion of holding, after infrared emitter and receiver cooperation back discernment quick-witted body 200 of sweeping the floor removed to maintenance station 100 assigned position, water injection piece 20 stretches out from the top and is connected with water receiving piece 30, thereby carry out the water injection to the water-collecting box 40 in the quick-witted body 200.

In an alternative embodiment, the rotator 312 includes a rotating motor, a guide table 3111 is disposed on one side of the sealing cover 312, a guide groove matched with the guide table 3111 is disposed on the sweeper body 200, and an output end of the rotating motor is mounted on the other side of the sealing cover 312, so that the guide table 3111 can rotate with the output end of the rotating motor 312 as a pivot.

It should be noted that the rotator 312 may be other driving mechanisms, such as a rotary cylinder, and the like, and the application is not limited thereto.

When the sweeper body 200 moves to the designated position of the maintenance station 100, the water injection piece 20 extends out of the top, and the rotary motor drives the sealing cover 312 to rotate and deviate from the position of the water receiving opening 32, so that the water injection piece 20 can penetrate through the water receiving opening 32 to inject water into the water collecting box 40; after the water injection part 20 finishes injecting water, the water injection part 20 retracts to the top, and the rotary motor drives the sealing cover 312 to rotate and cover the position of the water receiving opening 32, so that the sealing function is achieved, and the water in the water collecting box 40 is prevented from overflowing.

In an alternative embodiment, the guide table 3111 has a stepped structure, and the shape of the guide groove is matched with the shape of the guide table 3111, wherein the lower end of the guide table 3111 is clamped in the guide groove, so that the guide table 3111 can be better limited in the guide groove.

In an alternative embodiment, the water receiving opening 32 is provided with a star-shaped sealing member made of a flexible material, so that when the water pouring member 20 is extended from the top, the water pouring member 20 can pour water into the water collecting box 40 through the star-shaped sealing member, and when the water pouring member 20 is retracted from the top, the star-shaped sealing member can be elastically deformed to seal the water receiving opening 32.

In an alternative embodiment, the water injector 20 includes a driving member 21 and a moving member 22 provided with a water injection pipe 221, wherein the driving member 21 is used for driving the moving member 22 to move towards or away from the water receiving member 30, so that the water injection pipe 221 on the moving member 22 can extend or retract into the maintenance station 100, thereby facilitating the water injection pipe 221 to inject water into the water collecting box 40 through the water receiving opening 32.

In an alternative embodiment, the driving member 21 includes a driving member 212, a fixed seat 211 and a transmission member 213 connected to the moving member 22, wherein the transmission member 213 is movably installed on the fixed seat 211, the driving member 212 is installed on the maintenance station 100 through the fixed seat 211, the driving member 212 drives the moving member 22 to extend out of the maintenance station 100 through the transmission member 213 when the water injection pipe 221 needs to inject water into the water collecting box 40, and the driving member 212 drives the moving member 22 to retract into the maintenance station 100 through the transmission member 213 after the water injection pipe 221 is injected.

In an alternative embodiment, the transmission member 213 includes a gear 2131 and a rack 2132 in transmission connection with the gear 2131, wherein the gear 2131 is installed in an output end of the driver 212, and the rack 2132 is slidably installed in the fixed seat 211, so that the driver 212 can drive the rack 2132 to move in the fixed seat 211 along a preset direction through the gear 2131, and further can drive the water injection pipe 221 of the moving member 22 to extend out of or retract into the maintenance station 100.

Specifically, the fixing seat 211 includes a first fixing seat 2111 and a second fixing seat 2112, wherein the second fixing seat 2112 is installed in the first fixing seat 2111, and the rack 2132 is movably embedded between the second fixing seat 2112 and the first fixing seat 2111.

In this embodiment, the second fixing seat 2112 is provided with a fixing seat attachment portion 2212a and a restricting table 2112b, the first fixing seat 2111 is provided with a restricting groove 2111a, after the second fixing seat 2112 is attached to the first fixing seat 2111 through the fixing seat attachment portion 2212a, the restricting table 2112b and the restricting groove 2111a form a guide groove 2113 together, and the rack 2132 is movably attached to the guide groove 2113.

In an alternative embodiment, the driver 212 includes a driving motor having an output shaft 2121, the fixing base 211 is provided with a bearing member 2114, the output shaft 2121 of the driving motor penetrates through the bearing member 2114 and is connected with a gear 2131, and the gear 2131 is engaged with a rack 2132.

Specifically, the number of the bearing pieces 2114 is two, the first fixing seat 2111 is provided with bearing mounting holes 2111b, the two bearing pieces 2114 are respectively mounted in the bearing mounting holes 2111b on two sides of the first fixing seat 2111, and the output shaft 2121 of the driving motor sequentially penetrates through the inner rings of the two bearing pieces 2114 and then is fixedly connected with the gear 2131, so that the output shaft 2121 of the driving motor can transmit the output torque to the rack 2132 through the gear 2131 and then drive the moving piece 22 to move.

In an alternative embodiment, the rack 2132 is provided with a rack connecting portion 2132b and a rack guide portion 2132a, the rack 2132 is movably installed in the guide groove 2113 through the rack guide portion 2132a, and the moving member 22 is connected to the rack connecting portion 2132 b.

In an alternative embodiment, the moving member 22 includes a guide seat 222, a connecting seat 223, and a water injection pipe 221 disposed on the connecting seat 223, wherein the connecting seat 223 is connected to the rack connecting portion 2132b, the water injection pipe 221 is fixed on the guide seat 222, the guide seat 222 is movably mounted on the maintenance station 100, and when the driving motor operates, the gear 2131 drives the water injection pipe 221 connected to the connecting seat 223 to move through the rack 2132, so that the water injection pipe 221 can extend out of or retract into the maintenance station 100.

Specifically, a water inlet end 221a is arranged on the moving member 22, and the water inlet end 221a is connected with the water collecting tank 10 through a pipeline, so that water in the water collecting tank can flow into the moving member 22 through the water inlet end 221a, and then is injected into the water collecting box 40 through a water injection pipe 221 on the moving member 22. In this embodiment, the pipe may be a flexible pipe, the water inlet end 221a is disposed on the water injection pipe 221, and the other end of the water injection pipe 221 is provided with a water outlet end for injecting water into the water collecting box 40.

In an alternative embodiment, the moving member 22 is provided with a guiding hole 222b, and the maintenance station 100 is provided with a guiding post, wherein the guiding hole 222b is movably arranged in the guiding post.

Specifically, the guide holder 222 is provided with a water injection pipe mounting part 222a, and the guide hole 222b is provided on the guide holder 222, wherein the water injection pipe 221 is mounted on the water injection pipe mounting part 222a, so that the water injection pipe 221 can move along the guide post through the guide holder 222.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The above disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of the specific examples are described above. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

In the description of the present specification, reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "example", "specific example", or "some examples" or the like means 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 present invention. In this specification, schematic representations of the above terms do not necessarily 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.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A sweeper is characterized by comprising:

the sweeper body is provided with an induction device, a water collecting box and a water receiving piece communicated with the water collecting box;

the water receiving part comprises a water receiving opening and a sealing device arranged on the water receiving opening, the sealing device comprises a sealing cover and a rotator electrically connected with the sensing device, the sealing cover is installed on the sweeper body in a rotatable mode through the rotator, the sensing device detects that the sweeper body moves to a position preset in a maintenance station, the rotator drives the sealing cover to deviate from the water receiving opening, so that the maintenance station can pass through the water receiving opening to the water collecting box for water injection.

2. The sweeper according to claim 1, wherein the rotator comprises a rotating motor, a guide table is arranged on one side of the sealing cover, a guide groove matched with the guide table is arranged on the sweeper body, and an output end of the rotating motor is mounted on the other side of the sealing cover.

3. The sweeper according to claim 2, wherein the guide table is of a stepped structure, the shape of the guide groove is matched with that of the guide table, and the lower end of the guide table is clamped in the guide groove.

4. The sweeper according to claim 1 or 2, wherein the water receiving opening is provided with a star-shaped seal made of a flexible material.

5. A sweeping robot, characterized by comprising a maintenance station and a sweeper as claimed in any one of claims 1 to 4, wherein the maintenance station comprises a water collecting tank and a water injection piece communicated with the water collecting tank; the water injection piece includes driving piece and the moving member that is equipped with the water injection pipe, the driving piece is used for driving the moving member orientation or keep away from the direction of receiving the water piece removes, be used for to the water catch box water injection.

6. The sweeping robot according to claim 5, wherein the driving member includes a driving member, a fixed base and a driving member connected to the moving member, the driving member is movably mounted on the fixed base, and the driving member is mounted on the maintenance station through the fixed base.

7. The sweeping robot according to claim 6, wherein the transmission member includes a gear and a rack in transmission connection with the gear, the gear is mounted in the output end of the driver, and the rack is movably mounted in the fixed base.

8. The sweeping robot according to claim 7, wherein the fixing base comprises a first fixing base and a second fixing base, the second fixing base is mounted in the first fixing base, and the rack is movably embedded between the second fixing base and the first fixing base.

9. The sweeping robot according to claim 7, wherein the driver comprises a driving motor, a bearing member is mounted on the fixed seat, and an output shaft of the driving motor passes through the bearing member and then is connected with the gear.

10. The sweeping robot of claim 5, wherein the moving member is provided with a water inlet end, and the water inlet end is connected with the water collecting tank through a pipeline.

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