CN216108821U - Drainage device for water tank - Google Patents
Drainage device for water tank Download PDFInfo
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- CN216108821U CN216108821U CN202121696566.4U CN202121696566U CN216108821U CN 216108821 U CN216108821 U CN 216108821U CN 202121696566 U CN202121696566 U CN 202121696566U CN 216108821 U CN216108821 U CN 216108821U
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- water
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- water tank
- suction
- passage
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Abstract
The utility model discloses a drainage device for a water tank, which is arranged in an inner cavity of the water tank and comprises: the body is fixedly arranged on the water tank and is provided with an accommodating cavity and a water outlet for communicating the inner cavity with the outside; the movable piece is movably arranged in the accommodating cavity and is matched with the water outlet in an opening and closing manner; the suction unit is provided with a suction channel communicated with the accommodating cavity; the utility model discloses a drainage mechanism, including the chamber, the chamber is held to the suction unit, the chamber is held to the suction channel, the suction unit during operation, the suction channel suction hold the medium in the chamber, make hold the intracavity and form the negative pressure, the moving part is in the negative pressure effect that holds the chamber moves down, and then opens the outlet, this scheme holds the chamber medium through setting up the suction unit suction for hold the intracavity and form the negative pressure and open the outlet in order to drive the moving part, make opening and close convenient operation, laborsaving of drainage mechanism, and simple structure promotes user's use and experiences.
Description
Technical Field
The present invention relates to a drain device for a water tank.
Background
The drain valve is opened through carrying the sealed dish that draws in the valve body to current drain valve most and is realized the drainage, because the water pressure direct action of water tank water is on sealed dish for carry the power value of drawing sealed dish great, very inconvenient during the use, user experience is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems and provides the drainage device for the water tank.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a drain for a water tank, located in an interior chamber of the water tank, comprising:
the body is fixedly arranged on the water tank and is provided with an accommodating cavity and a water outlet for communicating the inner cavity with the outside;
the movable piece is movably arranged in the accommodating cavity and is matched with the water outlet in an opening and closing manner;
the suction unit is provided with a suction channel communicated with the accommodating cavity;
when the suction unit works, the suction channel sucks the medium in the accommodating cavity to enable negative pressure to be formed in the accommodating cavity, and the moving part moves under the action of the negative pressure of the accommodating cavity to open the water outlet.
Preferably, the accommodating cavity is filled with air, and the suction channel sucks the air in the accommodating cavity so as to form negative pressure in the accommodating cavity.
Preferably, water is stored in the accommodating cavity, and the suction channel sucks the water in the accommodating cavity so as to form negative pressure in the accommodating cavity.
Preferably, the air supply device further comprises an air inlet passage through which air is supplied to the accommodating chamber, and an air supply control valve which is opened and closed in cooperation with the air inlet passage.
Preferably, the supplementary control valve may be maintained in a state of closing the intake passage by a negative pressure in the accommodation chamber.
Preferably, the water supply device further comprises a water supply unit, wherein the water supply unit comprises a water supply channel communicated with the accommodating cavity, and water is supplied to the accommodating cavity through the water supply channel.
Preferably, the accommodating chamber is further provided with an exhaust passage and an exhaust control valve, when the water supply passage supplies water to the accommodating chamber, the exhaust control valve opens the exhaust passage, the gas in the accommodating chamber is exhausted through the exhaust passage, and when the suction unit operates, the exhaust control valve closes the exhaust passage.
Preferably, the movable member is provided with a counterweight chamber capable of storing water.
Preferably, the movable member is provided with a floating cavity.
Preferably, the suction channel is communicated with a brush ring water channel of the toilet, so that water in the accommodating cavity is pumped to the brush ring water channel; the water outlet discharges water to a main flushing channel of the toilet.
Preferably, the device further comprises a control unit, and the control unit controls the opening and closing of the suction unit.
The utility model has the beneficial effects that:
1. the utility model relates to a drainage device for a water tank, which is arranged in an inner cavity of the water tank and comprises: the body is fixedly arranged on the water tank and is provided with an accommodating cavity and a water outlet for communicating the inner cavity with the outside; the movable piece is movably arranged in the accommodating cavity and is matched with the water outlet in an opening and closing manner; the suction unit is provided with a suction channel communicated with the accommodating cavity; the utility model discloses a drainage mechanism, including the chamber, the chamber is held to the suction unit, the chamber is held to the suction channel, the suction unit during operation, the suction channel suction hold the medium in the chamber, make hold the intracavity and form the negative pressure, the moving part is in the negative pressure effect that holds the chamber moves down, and then opens the outlet, this scheme holds the chamber medium through setting up the suction unit suction for hold the intracavity and form the negative pressure and open the outlet in order to drive the moving part, make opening and close convenient operation, laborsaving of drainage mechanism, and simple structure promotes user's use and experiences.
2. The air supply control valve can be kept in a state of closing the accommodating cavity under the action of negative pressure in the accommodating cavity, and the falling time of the movable piece can be controlled by controlling the opening time of the suction unit, so that the residual water level in the inner cavity of the water tank and the discharge capacity of the water outlet are controlled, and full discharge and half discharge are realized.
3. The moving part is provided with a counterweight cavity capable of storing water, so that the problem that the water outlet cannot be closed due to the fact that the moving part floats under the buoyancy effect of water in the water tank when the residual water level of the inner cavity is too high or the water enters the inner cavity is solved.
4. The movable piece is provided with a floating cavity, and the movable piece is assisted to move upwards by buoyancy of the floating cavity so as to open the water outlet.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is an assembled view of a drain device for a water tank according to the present invention;
FIG. 2 is an exploded view of a drain for a water tank of the present invention;
FIG. 3 is one of operation state diagrams of an initial state of a drain apparatus for a water tank according to the present invention;
FIG. 4 is a second operation state diagram of the initial state of the drain device for the water tank according to the present invention;
FIG. 5 is a view showing an operational state in which a drain port of a drain device for a water tank according to the present invention is opened;
FIG. 6 is a second view showing an operation state in which a drain port of a drain device for a water tank according to the present invention is opened;
FIG. 7 is a view showing one of operation states in which the aeration control valve of the drain apparatus for the water tank of the present invention is opened;
FIG. 8 is a second view showing the open state of the aeration control valve of the drain apparatus for a water tank according to the present invention;
FIG. 9 is a view illustrating an operation state in which a water supply passage of a drain device for a water tank according to the present invention is supplied with water;
reference numerals:
10. a water tank; 11. an inner cavity; 20. a body; 21. an accommodating chamber; 22. a water outlet; 30. a movable member; 31. a counterweight chamber; 32. a sealing part; 33. a water inlet; 34. a floating cavity; 40. a suction unit; 41. a suction channel; 42. a water pump; 50. a water supply channel; 60. an air intake passage; 70. a gas supply control valve; 80. an exhaust passage; 90. an exhaust control valve.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
As shown in fig. 1 to 9, a drain device for a water tank 10, provided in an inner chamber 11 of the water tank 10, includes:
the body 20 is fixedly arranged on the water tank 10, and the body 20 is provided with an accommodating cavity 21 and a water outlet 22 for communicating the inner cavity 11 with the outside;
a movable member 30 movably disposed in the accommodating chamber 21 and opening and closing with the water outlet 22; in this embodiment, the bottom of the movable member 30 is connected to a sealing portion 32, and the water outlet 22 is opened or closed by the sealing portion 32, specifically, the sealing portion 32 is a sealing disc provided with a sealing rubber gasket.
A suction unit 40 provided with a suction channel 41 communicating with the housing chamber 21;
when the suction unit 40 is operated, the suction channel 41 sucks the medium in the accommodating cavity 21, so that negative pressure is formed in the accommodating cavity 21, and the movable member 30 moves under the action of the negative pressure of the accommodating cavity 21, thereby opening the water outlet 22.
In this embodiment, water is stored in the accommodating cavity 21, and the suction channel 41 sucks the water in the accommodating cavity 21 to form negative pressure in the accommodating cavity 21.
In this embodiment, the air supply device further includes an air inlet passage 60 for supplying air to the accommodating chamber 21 through the air inlet passage 60, and an air supply control valve 70 which is opened and closed with the air inlet passage 60, wherein the air supply control valve 70 can float or fall under the action of the water level in the inner chamber 11 to close or open the air inlet passage 60, and specifically, the air supply control valve 70 has a small float chamber, so that the air supply valve can float under the action of the buoyancy of the small float chamber.
In this embodiment, as shown in fig. 7 and 8, the air supply control valve 70 can be maintained in a state of closing the accommodating chamber 21 by the negative pressure in the accommodating chamber 21, and the remaining water level of the inner chamber 11 of the water tank 10 and the discharge amount of the discharge port 22 can be controlled by controlling the falling time of the movable element 30 by controlling the opening time of the suction unit 40, thereby realizing full discharge and half discharge.
In this embodiment, the water supply device further comprises a water supply unit, wherein the water supply unit comprises a water supply channel 50 communicated with the accommodating cavity 21, and water is supplied to the accommodating cavity 21 through the water supply channel 50. In this embodiment, the water supply unit adopts a mechanical valve or an electric control valve, specifically, the water supply unit adopts a differential pressure type water inlet valve, a water stop component of the water inlet valve controls the water inlet valve to open or close under the water level action of the water tank 10, and the structure and the working principle of the differential pressure type water inlet valve are the prior art and are not described herein again.
In this embodiment, the housing chamber 21 is further provided with an air discharge passage 80 and an air discharge control valve 90, when the water supply passage 50 supplies water to the housing chamber 21, the air discharge control valve 90 opens the air discharge passage 80, and the air in the housing chamber 21 is discharged through the air discharge passage 80, and when the suction unit 40 operates, the air discharge control valve 90 closes the air discharge passage 80.
In this embodiment, the pumping unit 40 includes a water pump 42.
In this embodiment, the movable member 30 is provided with a counterweight chamber 31 capable of storing water, the counterweight chamber 31 is separated from the accommodating chamber 21, the movable member 30 is further provided with a water inlet 33 communicating the counterweight chamber 31 with the accommodating chamber 21, and then the water in the accommodating chamber 21 can enter the counterweight chamber 31 through the water inlet 33, so as to prevent the problem that the water outlet 22 cannot be closed due to the fact that the residual water level of the inner chamber 11 is too high or the movable member 30 floats under the buoyancy of the water in the water tank during the water inlet process.
In this embodiment, the moveable member 30 is further provided with a float chamber 34, whereby the buoyancy of the float chamber 34 assists in moving the moveable member 30 upwardly to open the drain opening 22.
In this embodiment, the suction channel 41 is communicated with a brush ring water channel of the toilet, so as to pump the water in the accommodating cavity 21 to the brush ring water channel; the outlet 22 discharges water to the main flush channel of the toilet.
In this embodiment, the device further includes a control unit, the control unit controls the opening and closing of the suction unit 40, and when the movable element 30 opens the drain opening 22, the control unit controls the suction unit 40 to close.
The specific working process of this embodiment:
as shown in fig. 3 to 6, in operation, the water pump 42 is turned on, the suction passage 41 pumps water in the accommodating chamber 21 to the brush ring water passage, so that negative pressure is formed in the accommodating chamber 21, and the movable member 30 is sucked up under the action of the negative pressure to open the water discharge port 22;
as shown in fig. 7 and 8, when the water level of the water tank drops below the air supply control valve 70, the water pump 42 is turned off, and the negative pressure in the accommodating chamber 21 is insufficient to suck the air supply control valve 70, the air supply control valve 70 opens the air inlet passage, air enters the accommodating chamber 21, and the movable member 30 closes the water outlet 22 under the action of gravity;
as shown in fig. 9, after the flushing is completed, the water of the inlet valve flows into the receiving chamber 21 and the water tank 10 from the water supply passage 50.
This scheme holds chamber 21 medium through setting up the suction unit 40 suction for hold and form the negative pressure in the chamber 21 and open outlet 22 in order to drive moving part 30, make opening and close convenient operation, laborsaving of drainage mechanism, and simple structure promotes the user and uses experience.
In other embodiments, it is also possible to use the accommodating cavity 21 with air, and the suction channel 41 sucks the air in the accommodating cavity 21 to form negative pressure in the accommodating cavity 21; the suction unit 40 includes an air pump.
While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (11)
1. A drain device for a water tank, located in an inner chamber of the water tank, comprising:
the body is fixedly arranged on the water tank and is provided with an accommodating cavity and a water outlet for communicating the inner cavity with the outside;
the movable piece is movably arranged in the accommodating cavity and is matched with the water outlet in an opening and closing manner;
the suction unit is provided with a suction channel communicated with the accommodating cavity;
when the suction unit works, the suction channel sucks the medium in the accommodating cavity to enable negative pressure to be formed in the accommodating cavity, and the moving part moves under the action of the negative pressure of the accommodating cavity to open the water outlet.
2. The drain device for the water tank as claimed in claim 1, wherein the receiving chamber has air therein, and the suction passage sucks the air in the receiving chamber to form a negative pressure in the receiving chamber.
3. The drain device for the water tank as claimed in claim 1, wherein the receiving chamber contains water, and the suction passage sucks the water in the receiving chamber to form a negative pressure in the receiving chamber.
4. The drain device for the water tank as claimed in claim 1, further comprising an air intake passage through which air is supplied to the housing chamber, and further comprising a supplementary air control valve which is open-close fitted to the air intake passage.
5. The drain device for a water tank as claimed in claim 4, wherein the supplementary control valve can be maintained in a state of closing the air intake passage by a negative pressure in the accommodating chamber.
6. A drainage apparatus for a water tank as claimed in claim 3, further comprising a water supply unit including a water supply passage communicating with the receiving chamber, through which water is supplied to the receiving chamber.
7. The drain device for a water tank as claimed in claim 6, wherein the receiving chamber is further provided with an air discharge passage and an air discharge control valve, the air discharge control valve opens the air discharge passage when the water supply passage supplies water to the receiving chamber, the air in the receiving chamber is discharged through the air discharge passage, and the air discharge control valve closes the air discharge passage when the suction unit operates.
8. A drain device for a cistern as claimed in claim 1, wherein the moveable member is provided with a counter weight chamber which is capable of storing water.
9. A drain device for a cistern as claimed in claim 1, wherein the moveable member is provided with a float chamber.
10. The drain device for a water tank as claimed in claim 1, wherein the suction passage is communicated with a brush ring water passage of a toilet bowl to thereby suck the water of the receiving chamber to the brush ring water passage; the water outlet discharges water to a main flushing channel of the toilet.
11. The drain mechanism for the water tank as claimed in claim 1, further comprising a control unit, by which opening and closing of the suction unit is controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121696566.4U CN216108821U (en) | 2021-07-23 | 2021-07-23 | Drainage device for water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121696566.4U CN216108821U (en) | 2021-07-23 | 2021-07-23 | Drainage device for water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216108821U true CN216108821U (en) | 2022-03-22 |
Family
ID=80723197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121696566.4U Active CN216108821U (en) | 2021-07-23 | 2021-07-23 | Drainage device for water tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216108821U (en) |
-
2021
- 2021-07-23 CN CN202121696566.4U patent/CN216108821U/en active Active
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