CN219493157U - Pressure relief device and drain valve with same - Google Patents
Pressure relief device and drain valve with same Download PDFInfo
- Publication number
- CN219493157U CN219493157U CN202223217762.6U CN202223217762U CN219493157U CN 219493157 U CN219493157 U CN 219493157U CN 202223217762 U CN202223217762 U CN 202223217762U CN 219493157 U CN219493157 U CN 219493157U
- Authority
- CN
- China
- Prior art keywords
- pressure
- pontoon
- outlet
- relief device
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Safety Valves (AREA)
Abstract
The utility model discloses a pressure relief device and a drain valve with the same, comprising an energy storage unit, a pressure sensor and a pressure sensor, wherein the energy storage unit is provided with a pressure cavity, and an inlet and an outlet which are respectively communicated with the pressure cavity; the movable piece can move under the pressure action of the pressure cavity; the pontoon assembly comprises a pontoon and a pressing rod, and the pontoon floats up and down along with the water level to drive the pressing rod to close or open the outlet; when the pontoon floats to a working position, the pontoon drives the compression bar to close the outlet, and when the pressure of the pressure cavity rises, the movable part can move forward under the pressure action of the pressure cavity; when the pontoon falls to preset position, the pontoon drives the depression bar is opened the export, the pressure chamber passes through the export pressure release, at this moment the moving part can reverse motion, and this scheme realizes the pressure release through mechanical structure, and is energy-concerving and environment-protective, saves the cost to the function is stable, long service life.
Description
Technical Field
The utility model relates to the field of bathrooms, in particular to a pressure relief device and a drain valve with the same.
Background
At present, the pressure control drain valve in the market generally adopts an air pump or a water pump to control the opening and closing of a sealing disc of the drain valve, however, the air pump or the water pump has higher cost, so that the product cost is increased, the air pump and the water pump are easy to damage, and the service life of the product is influenced.
Disclosure of Invention
The utility model provides a pressure relief device and a drain valve with the pressure relief device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a pressure relief device, comprising:
the energy storage unit is provided with a pressure cavity, and an inlet and an outlet which are respectively communicated with the pressure cavity;
the movable piece can move under the pressure action of the pressure cavity;
the pontoon assembly comprises a pontoon and a pressing rod, and the pontoon floats up and down along with the water level to drive the pressing rod to close or open the outlet;
when the pontoon floats to a working position, the pontoon drives the compression bar to close the outlet, and when the pressure of the pressure cavity rises, the movable part can move forward under the pressure action of the pressure cavity; when the pontoon falls to a preset position, the pontoon drives the compression bar to open the outlet, the pressure cavity is decompressed through the outlet, and the movable part can move reversely at the moment.
Preferably, the energy storage unit comprises a bag body, the pressure cavity is a cavity of the bag body, when the pressure of the pressure cavity rises, the bag body expands to drive the movable piece to move forward, and when the pressure cavity is depressurized, the bag body contracts, and then the movable piece can move reversely.
Preferably, the energy storage unit further comprises a connecting pipe communicated with the pressure cavity, and the outlet is positioned on the connecting pipe.
Preferably, the device further comprises a gas supply source, wherein the gas supply source supplies gas to the pressure cavity through the inlet, so that the pressure of the pressure cavity is increased.
Preferably, the pressure sensor further comprises a water supply source for supplying water to the pressure chamber through the inlet, thereby increasing the pressure of the pressure chamber.
Preferably, the pressure lever is a lever which is rotatably arranged, the pontoon is communicated with one end of the lever, a sealing gasket is arranged at the other end of the pressure lever, and the outlet is sealed by the sealing gasket.
The utility model also provides a drain valve with the pressure relief device, which comprises a base with a drain hole, a sealing disk for opening and closing the drain hole, and the pressure relief device as described in any one of the above, wherein the movable piece is connected with the sealing disk, the movable piece moves forward to drive the sealing disk to open the drain hole, and the movable piece moves reversely to enable the sealing disk to move in the direction of closing the drain hole.
Further, the device further comprises a control member, the control member is provided with a floating cavity, when the floating cavity floats upwards, the control member can limit the movable member, so that the sealing disc is limited at the opening position of the water outlet, when the floating cavity falls, the control member is abducted to the movable member, and then the sealing disc can fall to close the water outlet.
Further, the movable part is provided with a clamping groove, the control part is provided with a convex rib which can be in limiting fit with the clamping groove, when the control part is in limiting fit with the movable part, the convex rib is clamped into the clamping groove, and when the control part is in yielding fit with the movable part, the convex rib is withdrawn from the clamping groove.
Further, the pontoon is higher than the height of the pontoon cavity.
The beneficial effects of the utility model are as follows:
1. the utility model relates to a pressure relief device and a drain valve with the same, comprising an energy storage unit, a pressure sensor and a pressure sensor, wherein the energy storage unit is provided with a pressure cavity, and an inlet and an outlet which are respectively communicated with the pressure cavity; the movable piece can move under the pressure action of the pressure cavity; the pontoon assembly comprises a pontoon and a pressing rod, and the pontoon floats up and down along with the water level to drive the pressing rod to close or open the outlet; when the pontoon floats to a working position, the pontoon drives the compression bar to close the outlet, and when the pressure of the pressure cavity rises, the movable part can move forward under the pressure action of the pressure cavity; when the pontoon falls to preset position, the pontoon drives the depression bar is opened the export, the pressure chamber passes through the export pressure release, at this moment the moving part can reverse motion, and this scheme realizes the pressure release through mechanical structure, and is energy-concerving and environment-protective, saves the cost to the function is stable, long service life.
2. The pontoon is higher than the height in cavity that floats, and then the final remaining water level of drain valve is decided by the height in cavity that floats, conveniently adjusts remaining water level.
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 do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is an assembled view of a pressure relief device of the present utility model;
FIG. 2 is an exploded view of a pressure relief device according to the present utility model;
FIG. 3 is a cross-sectional view of a pressure relief device of the present utility model;
10. an energy storage unit; 11. a pressure chamber; 12. an inlet; 13. an outlet; 14. a bladder; 15. a connecting pipe; 20. a movable member; 21. a clamping groove; 30. a pontoon assembly; 31. a pontoon; 32. a compression bar; 40. a drain valve; 41. a water outlet; 42. a sealing plate; 50. a control member; 51. a floating cavity; 52. convex ribs.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear and obvious, the utility model 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 for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1 to 3, a pressure relief device includes:
an energy storage unit 10 having a pressure chamber 11, an inlet 12 and an outlet 13 communicating with the pressure chamber 11, respectively;
a movable member 20 movable under the pressure of the pressure chamber 11;
a pontoon 31 assembly 30 comprising a pontoon 31 and a pressing bar 32, wherein the pontoon 31 floats up and down along with the water level to drive the pressing bar 32 to close or open the outlet 13;
when the pontoon 31 floats to the working position, the pontoon 31 drives the pressing rod 32 to close the outlet 13, and when the pressure of the pressure cavity 11 rises, the movable member 20 can move forward under the pressure action of the pressure cavity 11; when the pontoon 31 falls to a preset position, the pontoon 31 drives the pressing rod 32 to open the outlet 13, the pressure chamber 11 is depressurized through the outlet 13, and the movable member 20 can move reversely.
In this embodiment, the energy storage unit 10 includes a bag body 14, the pressure cavity 11 is a cavity of the bag body 14, when the pressure of the pressure cavity 11 rises, the bag body 14 expands to drive the movable member 20 to move forward, and when the pressure cavity 11 is depressurized, the bag body 14 contracts, so that the movable member 20 can move backward.
In this embodiment, the energy storage unit 10 further includes a connection pipe 15 in communication with the pressure chamber 11, and the outlet 13 is located on the connection pipe 15.
In this embodiment, the air supply device further includes an air supply source, which supplies air to the pressure chamber 11 through the inlet 12, so as to raise the pressure of the pressure chamber 11.
In other embodiments, the device further comprises a water supply source, wherein the water supply source supplies water to the pressure cavity 11 through the inlet 12, so that the pressure of the pressure cavity 11 is increased.
In this embodiment, the pressure lever 32 is a lever that is rotatably disposed, the pontoon 31 is connected to one end of the lever, and a sealing pad is disposed at the other end of the pressure lever 32, and the outlet 13 is sealed by the sealing pad.
The utility model also provides a drain valve 40 with the pressure relief device, the drain valve 40 comprises a base with a drain outlet 41, a sealing disc 42 for opening and closing the drain outlet 41, and the pressure relief device, wherein the movable piece 20 is connected with the sealing disc 42, the movable piece 20 moves forward to drive the sealing disc 42 to open the drain outlet 41, the movable piece 20 moves reversely to enable the sealing disc 42 to move towards the direction of closing the drain outlet 41, and particularly, the movable piece 20 is a core tube which is in clamping fit with the sealing disc 42.
In this embodiment, the device further includes a control member 50, the control member 50 has a floating cavity 51, when the floating cavity 51 floats, the control member 50 can limit the movable member 20, so as to limit the sealing disc 42 at an open position for opening the drain outlet 41, and when the floating cavity 51 falls, the control member 50 gives way to the movable member 20, so that the sealing disc 42 can fall to close the drain outlet 41.
In this embodiment, the movable member 20 is provided with a clamping groove 21, the control member 50 is provided with a protruding rib 52 capable of being in limit fit with the clamping groove 21, when the control member 50 is in limit fit with the movable member 20, the protruding rib 52 is clamped into the clamping groove 21, and when the control member 50 is in abdication fit with the movable member 20, the protruding rib 52 is retracted from the clamping groove 21.
In this embodiment, the pontoon 31 is higher than the pontoon cavity 51.
The specific working process of the embodiment is as follows:
in the initial state, the pontoon 31 is kept at the working position under the action of the water level of the water tank, and the pressing rod 32 is kept at the state of closing the outlet 13;
when water is discharged, the air supply source supplies air to the pressure cavity 11, the air pressure of the pressure cavity 11 rises to expand the bag body 14 to drive the movable piece 20 to move forward (move upwards), and then the sealing disc 42 is driven to open the water outlet 41, and water in the water tank is discharged to a toilet pipeline through the water outlet 13; when the pontoon 31 falls to a preset position along with the water level of the water tank, the pontoon 31 drives the compression bar 32 to open the outlet 13, the pressure cavity 11 is decompressed through the outlet 13, the bag body 14 is contracted, the movable part 20 can move reversely (move downwards) to enable the sealing plate 42 to move towards the direction of closing the water outlet 41, at the moment, the floating cavity 51 of the control part 50 is kept at an upper floating position under the action of the water level of the water tank, in the process of moving the movable part 20 downwards, the convex rib 52 is clamped into the clamping groove 21, the control part 50 limits the movable part 20, at the moment, the sealing plate 42 is still positioned at the position of opening the water outlet 41, the water tank continues to drain water, when the floating cavity 51 falls along with the water level of the water tank, the convex rib 52 exits the clamping groove 21, the control part 50 is abducted to the movable part 20, and the sealing plate 42 can completely fall to close the water outlet 41, so that water drainage is completed.
The pressure relief is realized through the mechanical structure, the energy is saved, the environment is protected, the cost is saved, the function is stable, and the service life is long.
While the foregoing description illustrates and describes the preferred embodiments of the present utility model, as noted above, it is to be understood that the utility model is not limited to the forms disclosed herein but is not to be construed as excluding other embodiments, and that various other combinations, modifications and environments are possible and may be made within the scope of the inventive concepts described herein, either by way of the foregoing teachings or by those of skill or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (9)
1. A pressure relief device, comprising:
the energy storage unit is provided with a pressure cavity, and an inlet and an outlet which are respectively communicated with the pressure cavity;
the movable piece can move under the pressure action of the pressure cavity;
the pontoon assembly comprises a pontoon and a pressing rod, and the pontoon floats up and down along with the water level to drive the pressing rod to close or open the outlet;
when the pontoon floats to a working position, the pontoon drives the compression bar to close the outlet, and when the pressure of the pressure cavity rises, the movable part can move forward under the pressure action of the pressure cavity; when the pontoon falls to a preset position, the pontoon drives the compression bar to open the outlet, the pressure cavity is decompressed through the outlet, and the movable part can move reversely at the moment;
the energy storage unit further comprises a connecting pipe communicated with the pressure cavity, and the outlet is positioned on the connecting pipe.
2. The pressure relief device according to claim 1, wherein the energy storage unit comprises a bladder, the pressure chamber is a chamber of the bladder, when the pressure of the pressure chamber rises, the bladder expands to drive the movable member to move forward, and when the pressure chamber is relieved, the bladder contracts, so that the movable member can move reversely.
3. The pressure relief device according to claim 1, further comprising a gas supply that supplies gas to said pressure chamber through said inlet, thereby increasing the pressure of said pressure chamber.
4. The pressure relief device according to claim 1, further comprising a water supply source that supplies water to said pressure chamber through said inlet, thereby increasing the pressure of said pressure chamber.
5. The pressure relief device according to claim 1, wherein said pressure lever is a lever rotatably disposed, said pontoon communicates with one end of said lever, and a gasket is disposed at the other end of said pressure lever, said outlet being sealed by said gasket.
6. A drain valve with the pressure relief device, comprising a base with a drain opening, and a sealing disk for opening and closing the drain opening, characterized in that the pressure relief device according to any one of claims 1 to 5 is further included, the movable member is connected to the sealing disk, the movable member moves forward to drive the sealing disk to open the drain opening, and moves backward to move the sealing disk in a direction to close the drain opening.
7. The drain valve with the pressure relief device according to claim 6, further comprising a control member, wherein the control member has a float chamber, wherein the control member is capable of limiting the movable member when the float chamber floats upward, so as to limit the sealing disc to an open position for opening the drain opening, and wherein the control member is capable of yielding the movable member when the float chamber falls, so that the sealing disc is capable of falling down to close the drain opening.
8. The drain valve with the pressure relief device according to claim 7, wherein said movable member is provided with a clamping groove, said control member is provided with a protruding rib capable of being in limit fit with said clamping groove, said protruding rib is clamped into said clamping groove when said control member is in limit fit with said movable member, and said protruding rib is retracted out of said clamping groove when said control member is in relief fit with said movable member.
9. A drain valve with the pressure relief device as defined in claim 7, wherein said pontoon is higher than said pontoon cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223217762.6U CN219493157U (en) | 2022-12-02 | 2022-12-02 | Pressure relief device and drain valve with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223217762.6U CN219493157U (en) | 2022-12-02 | 2022-12-02 | Pressure relief device and drain valve with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219493157U true CN219493157U (en) | 2023-08-08 |
Family
ID=87476173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223217762.6U Active CN219493157U (en) | 2022-12-02 | 2022-12-02 | Pressure relief device and drain valve with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219493157U (en) |
-
2022
- 2022-12-02 CN CN202223217762.6U patent/CN219493157U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219493157U (en) | Pressure relief device and drain valve with same | |
| CN206377004U (en) | A kind of electromagnet constant displacement pump | |
| CN107143012B (en) | Electric control hydraulic drainage device | |
| CN202493757U (en) | Novel piston-type float ball valve | |
| CN109973699B (en) | High-efficient high-speed discharge valve | |
| CN216405636U (en) | Controller of vacuum closestool | |
| CN214423498U (en) | Drain valve and buoyancy assembly used on overflow pipe of drain valve | |
| CN212297859U (en) | Reversing valve | |
| CN110939568B (en) | Water adding device and method based on negative-pressure pneumatic vacuum system without water ring | |
| CN219471122U (en) | Toilet flushing control system and toilet | |
| KR102103718B1 (en) | Water level control valve | |
| CN207813890U (en) | A kind of Water pump pressure controller of stability of flow | |
| CN210369187U (en) | Water inlet valve device installed in water tank | |
| CN218952329U (en) | Flushing system for intelligent closestool sinking type water tank | |
| CN218148725U (en) | Closestool and stable hydraulic drainage device of discharge capacity thereof | |
| CN215483375U (en) | Energy storage water supply mechanism and have its closestool | |
| CN111827425A (en) | Starting mechanism of drain valve | |
| CN2795310Y (en) | Guide tube type drainage valve | |
| CN216616109U (en) | Diaphragm type accumulator for toilet | |
| CN220352986U (en) | Water channel switching device controlled by water level, water inlet device and closestool | |
| CN203098939U (en) | Novel water stopping device for water inlet valve | |
| CN110886890A (en) | Vacuum water feeding valve | |
| CN217927201U (en) | Anti-vibration remote control ball-cock assembly | |
| CN214838567U (en) | High-sensitivity automatic water control valve | |
| CN219364816U (en) | Waterway switching device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |