CN112244641A - Water yield adjustable vehicle-mounted water dispenser - Google Patents

Abstract

The invention belongs to the technical field of water dispensers, and particularly relates to a water yield-adjustable vehicle-mounted water dispenser which comprises a water dispenser shell, a water quantity adjusting unit, a water discharging unit, an automatic water delivery unit, a water storage tank, a water guide pipe, a water outlet pipe and a second air guide pipe; a cavity is formed in the shell of the water dispenser; the water quantity regulating unit is arranged in the cavity; the water storage tank is fixedly connected to the inner side wall of the top of the cavity; the automatic water delivery unit is arranged in the cavity and positioned at the bottom of the water storage tank; the water guide pipe is communicated between the water storage tank and the water quantity regulating unit; the water outlet pipe is communicated with the bottom of the water quantity adjusting unit; the water discharging unit is arranged on the water outlet pipe; through setting up regulating pondage unit and automatic water delivery unit, can be after the water yield of adjusting needs, inside automatic water delivery unit put the automatic water tank of measuring of putting of water in the water tank, and then also can carry out accurate regulation to the water yield on the car, promote the use convenience.

Description

Water yield adjustable vehicle-mounted water dispenser

Technical Field

The invention belongs to a water dispenser, and relates to a vehicle-mounted water dispenser with adjustable water yield.

Background

At present, along with the progressive society, the demand of people on life is higher and higher, and in the automobile field, the modified car is more and more popular, and in some high-grade commercial vehicles, various modifications are required to meet the demand of passengers, and the novel water tank is applied between the front cockpit and the assistant cockpit of the automobile and is used for providing a water source of a water dispenser. In the technical field of vehicle refitting, for vehicles with large space in a vehicle, a water dispenser is required to be installed in the vehicle, but after the water dispenser is installed on the vehicle, water in the water dispenser can shake when the vehicle moves, so that the water yield cannot be accurately controlled when the vehicle receives water, and great trouble is caused to later use, and therefore the vehicle-mounted water dispenser with the adjustable water yield is provided.

Disclosure of Invention

In order to make up for the defects of the prior art, after the water dispenser is mounted on a vehicle, water in the water dispenser can shake when the vehicle moves, so that the water yield cannot be accurately controlled during water receiving, and great troubles are caused to later use.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a water yield adjustable vehicle-mounted water dispenser which comprises a water dispenser shell, a water yield adjusting unit, a water discharging unit, an automatic water delivery unit, a water storage tank, a water guide pipe, a water outlet pipe and a second air guide pipe, wherein the water dispenser shell is provided with a water inlet pipe and a water outlet pipe; a cavity is formed in the shell of the water dispenser; the water quantity regulating unit is arranged in the cavity; the water storage tank is fixedly connected to the inner side wall of the top of the cavity; the automatic water delivery unit is arranged in the cavity and positioned at the bottom of the water storage tank; the water guide pipe is communicated between the water storage tank and the water quantity regulating unit; the water outlet pipe is communicated with the bottom of the water quantity adjusting unit; the water discharging unit is arranged on the water outlet pipe; the second air duct is connected between the water quantity regulating unit and the automatic water delivery unit; the water quantity regulating unit comprises a water measuring tank, a water level assembly and a regulating assembly; the water measuring tank is fixedly connected to the inner side wall of the cavity; the water level assembly is arranged inside the water measuring tank; the adjusting component is arranged between the water measuring tank and the cavity; the water level assembly comprises a limiting rod, a floating ball, a first air cylinder, a first plug plate and a first plug rod; the limiting rods are symmetrically and fixedly connected inside the water measuring tank; the floating rod is connected to the limiting rod in a sliding manner; the floating balls are symmetrically and fixedly connected to the bottom of the floating rod; the first cylinder is fixedly connected to the top of the floating rod; the first plug plate is connected inside the first cylinder in a sliding mode; the first plug rod is fixedly connected to the top of the first plug plate; the adjusting component comprises a slot, a pull rod, a fixed seat, a limiting ring, a handle, a water level gauge and a pressing plate; the groove is formed in the side wall of the water dispenser shell; the fixed seat is fixedly connected to the top of the water measuring tank; the pull rod is connected inside the fixed seat in a sliding manner; the handle is fixedly connected to one side of the pull rod, which is far away from the water measuring tank; the water level gauge is fixedly connected to the side wall of the shell of the water dispenser and is positioned at one side close to the handle; the pressure plate is fixedly connected to the pull rod and is positioned at the bottom end inside the water measuring tank; the automatic water delivery unit comprises a third cylinder, a third plug plate, a water plugging plate, a third spring and a through hole; the third cylinder is fixedly connected to the bottom of the water storage tank; the third piston plate is connected inside the third cylinder in a sliding mode; the water plugging plate is fixedly connected to one side, close to the water quantity regulating unit, of the third plug plate; the third spring is arranged in a rod cavity in the third cylinder; the through hole is formed in the position, corresponding to the water blocking plate, on the water guide pipe; the second air duct is communicated between the first cylinder rodless cavity and the third cylinder rodless cavity; when a fixed water amount flows out of the water outlet pipe when needed; just can promote the handle, aim at the pointer of pull rod bottom the reference numeral on the water level gauge, need how much water just transfers to the suitable position, first cock stem will break away from the control of clamp plate this moment, the gas of third cylinder rodless intracavity portion will enter into the rodless intracavity portion of first cylinder, then the inside of aqueduct will be kept away from to the water shutoff board, the inside water of storage water tank will be followed the aqueduct and flowed to the inside of graduated flask, the floater can be held the float rod and is risen this moment, when reaching predetermined water level, the clamp plate bottom will be contacted at first cock stem top, and then crowd the rodless intracavity of third cylinder with the air of first cylinder rodless intracavity portion, promote the water shutoff board, make its passageway of sealing the aqueduct, then the inside water that just is required of graduated flask, this setting can also can obtain a fixed water yield through this equipment in comparatively rocking car, increase the convenience of using.

Preferably, the water discharging unit comprises a switch assembly, a spill-proof assembly and a first air duct; the switch component is arranged on the water outlet pipe; the anti-spillage component is arranged on the side wall of the bottom of the water outlet pipe; the first air duct is connected between the switch assembly and the anti-spilling assembly; the switch assembly comprises a button, a second cylinder, a second plug plate, a push rod, a first spring and a second spring; the button is connected to the side wall of the water dispenser shell in a sliding mode; the second cylinder is fixedly connected to one side, far away from the water storage tank, of the water outlet pipe; the second piston plate is connected inside the second cylinder in a sliding mode; one end of the push rod is fixedly connected to the second plug plate, and the other end of the push rod is fixedly connected to the inner side wall of the button; the second spring is fixedly connected between the second cylinder and the inner side wall of the button; the push rod is fixedly connected to the button and is close to the inner side wall of the water storage tank; the push rod is connected with the water outlet pipe in a sliding manner; the first spring is fixedly connected in a rodless cavity of the second cylinder; one end of the first spring is fixedly connected to the inner side wall of the second cylinder, and the other end of the first spring is fixedly connected to the side wall of the second plug plate; the spill-proof assembly comprises a spill-proof plate and an air bag; the spill-proof plate is hinged to the side wall of the water outlet pipe; the air bag is fixedly connected between the spill-proof plate and the side wall of the water outlet pipe; the first air duct is communicated between the rodless cavity of the second air cylinder and the air bag; after the inside predetermined water yield that has had at the graduated flask, just can press the button, the button can move to cavity inside this moment, and then the extrusion second spring pushes away the second cock board to inside, the push rod also can leave the inside of outlet pipe, just can put out water, then the gas of the no pole intracavity portion of second cylinder will enter into inside the gasbag, and then prop up the anti-spillage board in the lateral wall department of outlet pipe, cover the most area of delivery port, the phenomenon that appears water spill in comparatively rocking car has been avoided, increase user experience, the inside clean degree of car has also been promoted.

The invention has the beneficial effects that:

1. the invention provides a water yield adjustable vehicle-mounted water dispenser, which is provided with a water yield adjusting unit and an automatic water delivery unit, so that water in a water tank can be automatically put into a water measuring tank by the automatic water delivery unit after the required water yield is adjusted, the water yield can be accurately adjusted on a vehicle, and the use convenience is improved.

2. According to the invention, by arranging the water discharging unit and the anti-spilling component, the situation that water spills out in the water saving process, so that the water splashes onto clothes of users and the cleanness of the interior of the vehicle is increased.

3. According to the invention, through the precise water quantity regulation and the matching of the anti-spilling water receiving port, the vehicle-mounted water dispenser can be used in moving automobiles, and has good experience, so that the situations of excessive water and spilling of water are avoided in use, and the user experience is increased.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B;

illustration of the drawings:

1. a water dispenser housing; 11. a cavity; 2. a water amount regulating unit; 21. a water measuring tank; 22. a water level assembly; 221. a limiting rod; 222. a float rod; 223. a floating ball; 224. a first cylinder; 225. a first plug plate; 226. a first stopper rod; 23. an adjustment assembly; 231. grooving; 232. a pull rod; 233. a fixed seat; 234. a limiting ring; 235. a handle; 236. a water level gauge; 237. pressing a plate; 3. a water discharge unit; 31. a switch assembly; 311. a button; 312. a second cylinder; 313. a second plug plate; 314. a push rod; 315. a first spring; 316. a second spring; 32. a spill-proof assembly; 321. a spill-proof plate; 322. an air bag; 33. a first air duct; 4. an automatic water delivery unit; 41. a third cylinder; 42. a third plug plate; 43. a water plugging plate; 44. a third spring; 45. a through hole; 5. a water storage tank; 6. a water conduit; 7. a water outlet pipe; 8. a second air duct.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Specific examples are given below.

Referring to fig. 1-4, the present invention provides a water output adjustable vehicle-mounted water dispenser, which comprises a water dispenser housing 1, a water amount adjusting unit 2, a water discharging unit 3, an automatic water delivery unit 4, a water storage tank 5, a water guiding pipe 6, a water outlet pipe 7 and a second air guiding pipe 8; a cavity 11 is formed in the shell 1 of the water dispenser; the water regulating unit 2 is arranged inside the cavity 11; the water storage tank 5 is fixedly connected to the inner side wall of the top of the cavity 11; the automatic water delivery unit 4 is arranged in the cavity 11 and is positioned at the bottom of the water storage tank 5; the water guide pipe 6 is communicated between the water storage tank 5 and the water quantity regulating unit 2; the water outlet pipe 7 is communicated with the bottom of the water quantity adjusting unit 2; the water discharging unit 3 is arranged on the water outlet pipe 7; the second air duct 8 is connected between the water quantity regulating unit 2 and the automatic water delivery unit 4; the water quantity adjusting unit 2 comprises a water measuring tank 21, a water level assembly 22 and an adjusting assembly 23; the water measuring tank 21 is fixedly connected to the inner side wall of the cavity 11; the water level assembly 22 is arranged inside the measuring water tank 21; the regulating assembly 23 is mounted in a position between the measuring tank 21 and the cavity 11; the water level assembly 22 comprises a limit rod 221, a floating rod 222, a floating ball 223, a first cylinder 224, a first plug plate 225 and a first plug rod 226; the limiting rods 221 are symmetrically and fixedly connected inside the water measuring tank 21; the floating rod 222 is connected to the limit rod 221 in a sliding manner; the floating ball 223 is symmetrically and fixedly connected at the bottom of the floating rod 222; the first cylinder 224 is fixedly connected to the top of the floating rod 222; the first plug 225 is slidably connected inside the first cylinder 224; the first plug rod 226 is fixed on the top of the first plug plate 225; the adjusting component 23 comprises a slot 231, a pull rod 232, a fixed seat 233, a limit ring 234, a handle 235, a water level gauge 236 and a pressure plate 237; the open slot 231 is arranged on the side wall of the water dispenser shell 1; the fixed seat 233 is fixedly connected to the top of the water measuring tank 21; the pull rod 232 is connected inside the fixed seat 233 in a sliding manner; the handle 235 is fixedly connected to one side of the pull rod 232 far away from the water measuring tank 21; the water level gauge 236 is fixedly connected to the side wall of the water dispenser housing 1 and is positioned at one side close to the handle 235; the pressing plate 237 is fixedly connected to the pull rod 232 at the bottom end inside the water measuring tank 21; the automatic water delivery unit 4 comprises a third cylinder 41, a third plug plate 42, a water blocking plate 43, a third spring 44 and a through hole 45; the third air cylinder 41 is fixedly connected to the bottom of the water storage tank 5; the third plug plate 42 is slidably connected inside the third cylinder 41; the water plugging plate 43 is fixedly connected to one side, close to the water quantity regulating unit 2, of the third plug plate 42; the third spring 44 is arranged in a rod cavity in the third cylinder 41; the through hole 45 is formed in the position, corresponding to the water blocking plate 43, on the water guide pipe 6; the second air duct 8 is communicated between the rodless cavity of the first air cylinder 224 and the rodless cavity of the third air cylinder 41; when a fixed water amount flows out of the water outlet pipe 7 when needed; the handle 235 is pushed to align the pointer at the bottom of the pull rod 232 with the mark on the water level gauge 236, and the required amount of water is adjusted to a proper position, at this time, the first plug 226 is separated from the control of the pressing plate 237, the air in the rodless cavity of the third cylinder 41 enters the rodless cavity of the first cylinder 224, then the water blocking plate 43 is far away from the inside of the water guiding pipe 6, the water in the water storage tank 5 flows from the water guiding pipe 6 to the inside of the water measuring tank 21, at this time, the floating ball 223 lifts the floating rod 222, when the preset water level is reached, the top of the first plug 226 contacts the bottom of the pressing plate 237, so as to push the air in the rodless cavity of the first cylinder 224 to the rodless cavity of the third cylinder 41, push the water blocking plate 43 to seal the passage of the water guiding pipe 6, then the required amount of water in the water measuring tank 21, and the arrangement can obtain a fixed amount of water in a relatively sloshing vehicle through the device, the convenience of use is increased.

As an embodiment of the present invention, the water discharging unit 3 includes a switch assembly 31, a spill prevention assembly 32, and a first air duct 33; the switch assembly 31 is arranged on the water outlet pipe 7; the anti-spill component 32 is arranged on the side wall of the bottom of the water outlet pipe 7; the first air duct 33 is connected between the switch assembly 31 and the spill prevention assembly 32; the switch assembly 31 comprises a button 311, a second cylinder 312, a second plug 313, a push rod 314, a first spring 315 and a second spring 316; the button 311 is connected to the side wall of the water dispenser shell 1 in a sliding manner; the second cylinder 312 is fixedly connected to one side of the water outlet pipe 7 far away from the water storage tank 5; the second plug plate 313 is slidably connected inside the second cylinder 312; one end of the push rod 314 is fixedly connected to the second plug plate 313, and the other end is fixedly connected to the inner side wall of the button 311; the second spring 316 is fixedly connected between the second cylinder 312 and the inner side wall of the button 311; the push rod 314 is fixedly connected to the button 311 and is close to the inner side wall of the water storage tank 5; the push rod 314 is connected with the water outlet pipe 7 in a sliding way; the first spring 315 is fixedly connected in the rodless cavity of the second cylinder 312; one end of the first spring 315 is fixedly connected to the inner side wall of the second cylinder 312, and the other end is fixedly connected to the side wall of the second plug plate 313; the spill prevention assembly 32 comprises a spill prevention plate 321 and an air bladder 322; the spill-proof plate 321 is hinged at the side wall of the water outlet pipe 7; the air bag 322 is fixedly connected between the spill-proof plate 321 and the side wall of the water outlet pipe 7; the first air duct 33 is communicated between the rodless cavity of the second air cylinder 312 and the air bag 322; after the inside predetermined water yield that has had at water measuring tank 21, just can press button 311, this moment button 311 can move to cavity 11 inside, and then extrude second spring 316 with second cock 313 inside pushing away, push rod 314 also can leave the inside of outlet pipe 7, just can put out water, then the gas of second cylinder 312 rodless intracavity portion will enter into inside gasbag 322, and then prop up spill prevention board 321 in the lateral wall department of outlet pipe 7, cover the most area of delivery port, the phenomenon that the water spills has been avoided appearing in comparatively rocking car, increase user experience, the inside clean degree of car has also been promoted.

The working principle is as follows: when a fixed water amount flows out of the water outlet pipe 7 when needed; the handle 235 is pushed to align the pointer at the bottom of the pull rod 232 with the mark on the water level gauge 236, and the required amount of water is adjusted to a proper position, at this time, the first plug 226 is separated from the control of the pressing plate 237, the air in the rodless cavity of the third cylinder 41 enters the rodless cavity of the first cylinder 224, then the water blocking plate 43 is far away from the inside of the water guiding pipe 6, the water in the water storage tank 5 flows from the water guiding pipe 6 to the inside of the water measuring tank 21, at this time, the floating ball 223 lifts the floating rod 222, when the preset water level is reached, the top of the first plug 226 contacts the bottom of the pressing plate 237, so as to push the air in the rodless cavity of the first cylinder 224 to the rodless cavity of the third cylinder 41, push the water blocking plate 43 to seal the passage of the water guiding pipe 6, then the required amount of water in the water measuring tank 21, and the arrangement can obtain a fixed amount of water in a relatively sloshing vehicle through the device, the convenience of use is increased; after the inside predetermined water yield that has had at water measuring tank 21, just can press button 311, this moment button 311 can move to cavity 11 inside, and then extrude second spring 316 with second cock 313 inside pushing away, push rod 314 also can leave the inside of outlet pipe 7, just can put out water, then the gas of second cylinder 312 rodless intracavity portion will enter into inside gasbag 322, and then prop up spill prevention board 321 in the lateral wall department of outlet pipe 7, cover the most area of delivery port, the phenomenon that the water spills has been avoided appearing in comparatively rocking car, increase user experience, the inside clean degree of car has also been promoted.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above 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.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims (8)

1. The utility model provides a water yield adjustable on-vehicle water dispenser which characterized in that: comprises a water dispenser shell (1), a water quantity regulating unit (2), a water discharging unit (3), an automatic water delivery unit (4), a water storage tank (5), a water guide pipe (6), a water outlet pipe (7) and a second air guide pipe (8); a cavity (11) is formed in the water dispenser shell (1); the water quantity regulating unit (2) is arranged in the cavity (11); the water storage tank (5) is fixedly connected to the inner side wall of the top of the cavity (11); the automatic water delivery unit (4) is arranged in the cavity (11) and is positioned at the bottom of the water storage tank (5); the water guide pipe (6) is communicated between the water storage tank (5) and the water quantity regulating unit (2); the water outlet pipe (7) is communicated with the bottom of the water quantity regulating unit (2); the water discharging unit (3) is arranged on the water outlet pipe (7); the second air duct (8) is connected between the water quantity regulating unit (2) and the automatic water delivery unit (4).

2. The vehicle-mounted water dispenser with the adjustable water yield according to claim 1, is characterized in that: the water quantity adjusting unit (2) comprises a water measuring tank (21), a water level assembly (22) and an adjusting assembly (23); the water measuring tank (21) is fixedly connected to the inner side wall of the cavity (11); the water level assembly (22) is arranged inside the water measuring tank (21); the adjusting assembly (23) is arranged at a position between the water measuring tank (21) and the cavity (11).

3. The vehicle-mounted water dispenser with the adjustable water yield according to claim 2, is characterized in that: the water level assembly (22) comprises a limiting rod (221), a floating rod (222), a floating ball (223), a first air cylinder (224), a first plug plate (225) and a first plug rod (226); the limiting rods (221) are symmetrically and fixedly connected inside the water measuring tank (21); the floating rod (222) is connected to the limiting rod (221) in a sliding manner; the floating ball (223) is symmetrically and fixedly connected to the bottom of the floating rod (222); the first air cylinder (224) is fixedly connected to the top of the floating rod (222); the first plug plate (225) is connected in a sliding way inside the first cylinder (224); the first plug rod (226) is fixedly connected to the top of the first plug plate (225).

4. The vehicle-mounted water dispenser with the adjustable water yield according to claim 3, is characterized in that: the adjusting component (23) comprises a slot (231), a pull rod (232), a fixed seat (233), a limit ring (234), a handle (235), a water level gauge (236) and a pressure plate (237); the slot (231) is formed in the side wall of the water dispenser shell (1); the fixed seat (233) is fixedly connected to the top of the water measuring tank (21); the pull rod (232) is connected inside the fixed seat (233) in a sliding manner; the handle (235) is fixedly connected to one side, far away from the water measuring tank (21), of the pull rod (232); the water level gauge (236) is fixedly connected to the side wall of the water dispenser shell (1) and is positioned at one side close to the handle (235); the pressure plate (237) is fixedly connected to the pull rod (232) at the bottom end inside the water measuring tank (21).

5. The vehicle-mounted water dispenser with the adjustable water yield of claim 4, is characterized in that: the automatic water delivery unit (4) comprises a third cylinder (41), a third plug plate (42), a water blocking plate (43), a third spring (44) and a through hole (45); the third air cylinder (41) is fixedly connected to the bottom of the water storage tank (5); the third plug plate (42) is connected inside the third cylinder (41) in a sliding manner; the water plugging plate (43) is fixedly connected to one side, close to the water quantity regulating unit (2), of the third plug plate (42); the third spring (44) is arranged in a rod cavity in the third cylinder (41); the through hole (45) is arranged on the water guide pipe (6) and corresponds to the water blocking plate (43).

6. The vehicle-mounted water dispenser with the adjustable water yield of claim 5 is characterized in that: the second air duct (8) is communicated between the rodless cavity of the first air cylinder (224) and the rodless cavity of the third air cylinder (41).

7. The vehicle-mounted water dispenser with the adjustable water yield of claim 6, is characterized in that: the water discharging unit (3) comprises a switch assembly (31), an anti-spilling assembly (32) and a first air duct (33); the switch component (31) is arranged on the water outlet pipe (7); the anti-spillage component (32) is arranged on the side wall of the bottom of the water outlet pipe (7); the first air duct (33) is connected between the switch assembly (31) and the spill-proof assembly (32).

8. The vehicle-mounted water dispenser with the adjustable water yield according to claim 7, is characterized in that: the switch assembly (31) comprises a button (311), a second cylinder (312), a second plug plate (313), a push rod (314), a first spring (315) and a second spring (316); the button (311) is connected to the side wall of the water dispenser shell (1) in a sliding mode; the second air cylinder (312) is fixedly connected to one side, far away from the water storage tank (5), of the water outlet pipe (7); the second plug plate (313) is connected in a sliding way inside the second cylinder (312); one end of the push rod (314) is fixedly connected to the second plug plate (313), and the other end of the push rod is fixedly connected to the inner side wall of the button (311); the second spring (316) is fixedly connected between the second air cylinder (312) and the inner side wall of the button (311); the push rod (314) is fixedly connected to the button (311) and is close to the inner side wall of the water storage tank (5); the push rod (314) is connected with the water outlet pipe (7) in a sliding way; the first spring (315) is fixedly connected in a rodless cavity of the second cylinder (312); one end of the first spring (315) is fixedly connected to the inner side wall of the second cylinder (312), and the other end of the first spring is fixedly connected to the side wall of the second plug plate (313); the spill-proof assembly (32) comprises a spill-proof plate (321) and an air bag (322); the spill-proof plate (321) is hinged at the side wall of the water outlet pipe (7); the air bag (322) is fixedly connected between the spill-proof plate (321) and the side wall of the water outlet pipe (7); the first air duct (33) is communicated between the rodless cavity of the second air cylinder (312) and the air bag (322).

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