CN109339174B - Time-delay closed manual control valve and toilet flushing device with same - Google Patents
Time-delay closed manual control valve and toilet flushing device with same Download PDFInfo
- Publication number
- CN109339174B CN109339174B CN201811388277.0A CN201811388277A CN109339174B CN 109339174 B CN109339174 B CN 109339174B CN 201811388277 A CN201811388277 A CN 201811388277A CN 109339174 B CN109339174 B CN 109339174B
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- valve
- control valve
- back pressure
- water
- cavity
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- 238000011010 flushing procedure Methods 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 121
- 238000007789 sealing Methods 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims 5
- 230000001276 controlling effect Effects 0.000 claims 2
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 239000008400 supply water Substances 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
- E03D5/02—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor
- E03D5/09—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor directly by the hand
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sanitary Device For Flush Toilet (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The invention discloses a time-delay closed manual control valve and a toilet flushing device with the same, wherein the manual control valve comprises: the valve body is provided with a water inlet and at least two water outlets; the control valve group is arranged in the valve body and corresponds to the water outlet in number and comprises a water inlet channel, a water outlet channel, a valve port, a back pressure cavity, a valve core for controlling the valve port to be opened and closed under the pressure action of the back pressure cavity, a flow passage for communicating the water inlet with the back pressure cavity and a pressure release channel communicated with the back pressure cavity; a manual switch for controlling the opening and closing of the pressure release channel; when the pressure relief channel is opened, the water pressure in the back pressure cavity is reduced, so that the valve core opens the valve port under the action of the water pressure of the inlet water; when the pressure relief channel is closed, water flow of the water inlet flows to the back pressure cavity through the flow passage, so that the back pressure cavity is filled with water after the preset time, and the valve core is enabled to close the valve port under the back pressure action of the back pressure cavity. The invention can realize manual control of opening and closing by adopting the back pressure type control valve group structure, and the manual operation force value is smaller.
Description
Technical Field
The invention relates to a manual control valve capable of being closed in a delayed manner and a toilet flushing device with the same.
Background
At present, a known flushing device for a water tank-free toilet generally utilizes the water pressure of tap water to flush the toilet, an edge channel and a main flushing channel of the toilet are communicated with a municipal tap water pipe network through respective water supply pipes, the two water supply pipes are respectively communicated with an electromagnetic valve, and the opening time of the electromagnetic valve is controlled so as to control the water supply time of each channel. The electromagnetic valve is adopted to control the opening and closing of the flushing channel of the toilet, so that the cost is high, the toilet cannot be used when power is cut off, and the toilet is quite inconvenient.
However, the existing manual opening of the drain valve has a large operating force value and poor hand feeling.
Disclosure of Invention
The invention aims to solve the problems, and provides a manual control valve capable of being closed in a delayed manner and a toilet flushing device with the same, and the manual control valve is opened with a small manual operation force value.
In order to achieve the above purpose, the invention adopts the following technical scheme:
according to one aspect of the present invention, there is provided a time-lapse shut-off manual control valve comprising:
the valve body is provided with a water inlet and at least two water outlets;
The control valve group is arranged in the valve body and corresponds to the water outlet in number and comprises a water inlet channel communicated with the water inlet, a water outlet channel communicated with the corresponding water outlet, a valve port communicated with the water inlet channel and the water outlet channel, a back pressure cavity, a valve core for controlling the valve port to be opened and closed under the pressure action of the back pressure cavity, a flow passage communicated with the water inlet and the back pressure cavity and a pressure relief channel communicated with the back pressure cavity;
a manual switch for controlling the opening and closing of the pressure release channel;
When the pressure relief channel is opened, the water pressure in the back pressure cavity is reduced, so that the valve core opens the valve port under the action of water pressure of water inlet; when the pressure relief channel is closed, water flow of the water inlet flows to the back pressure cavity through the flow passage, so that the back pressure cavity is filled with water after preset time, and the valve core is closed under the back pressure action of the back pressure cavity to close the valve port.
Optionally, the volume of the back pressure cavity of the control valve group is adjustable.
Optionally, the valve further comprises an adjusting piece movably arranged on the valve body, wherein the inner end of the adjusting piece stretches into the back pressure cavity, and the volume of the back pressure cavity is adjusted by adjusting the volume of the adjusting piece stretching into the back pressure cavity.
Optionally, an adjusting cavity communicated with the back pressure cavity is arranged in the valve body, the outer end of the adjusting cavity penetrates through the outer wall of the valve body, and the outer wall of the adjusting piece and the inner wall of the adjusting cavity form dynamic seal fit.
Optionally, the cross-sectional areas of the flow passages of the control valve groups are consistent, and the closing sequence among the control valve groups is controlled by setting the volume sizes of the back pressure chambers of the different control valve groups.
Optionally, the manual switch is provided with one pressure release channel for simultaneously opening and closing each control valve group.
Optionally, the manual switch is the button, the one end of axostylus axostyle is connected to the button, the other end of axostylus axostyle is equipped with the end cap, be formed with a pressure release mouth on the pressure release passageway, the end cap with pressure release mouth looks sealed cooperation or mutually separate the cooperation is in order to close or open the pressure release passageway, still include and be used for making the button resets the elastic component that resets of button.
Optionally, the valve body includes the main part that is the cavity form and covers connect the valve gap of main part one side open-ended, the inner chamber of valve body is equipped with and each the valve pocket that the delivery port corresponds, each the valve pocket all with the water inlet is linked together, the case of control valve group corresponds the activity and sets up in the valve pocket, the case with the inner wall sealing sliding fit of valve pocket.
Optionally, the overflow channel is an overflow groove arranged on the inner wall of the valve cavity, an overflow gap is arranged between the sealing piece and the overflow groove, and the water inlet channel, the valve port, the water outlet channel and the pressure relief channel of the control valve group are all integrally formed on the valve body.
Optionally, the control valve group further comprises a valve core resetting elastic element, and the valve core resetting elastic element applies elastic force to the valve core to move towards the valve port.
Optionally, the water inlet comprises two water inlets.
According to another aspect of the present invention, there is provided a toilet bowl flushing device, including a toilet bowl body having a rim channel for providing flushing water to an inner wall surface of a bowl of the toilet bowl and a main flushing channel for providing injection water to a bowl bottom of the toilet bowl, and further including any one of the above manual control valves, wherein the control valve block of the manual control valve includes a first control valve block and a second control valve block, a water outlet corresponding to the first control valve block is communicated with the rim channel, and a water outlet corresponding to the second control valve block is communicated with the main flushing channel.
Optionally, the flow cross-sectional areas of the flow passages of the first control valve group and the second control valve group are consistent, and the volume of the back pressure cavity of the first control valve group is larger than that of the back pressure cavity of the second control valve group.
The beneficial effects of the invention are as follows:
1. the invention can realize manual control of opening and closing by adopting the back pressure type control valve group structure, and the manual operation force value is smaller.
2. The volume size of the back pressure cavity of the control valve group can be adjusted, so that different delay closing time can be controlled by setting different volume sizes of the back pressure cavities, the use is more convenient, and when the manual control valve is applied to a toilet flushing device, the problem of flushing effect caused by the difference of ceramic bodies of each toilet can be greatly improved due to the adjustable delay closing time.
3. The volume of the back pressure cavity is adjusted by adjusting the volume of the adjusting piece extending into the back pressure cavity, and the back pressure cavity is simple in structure and convenient to adjust.
4. The water inlets comprise two water sources, so that the two water sources can be communicated, and the two water sources with different water inlet pressures can be respectively connected with the two water inlets.
5. The cross-sectional areas of the overflow channels of the first control valve bank and the second control valve bank are consistent, the volume of the back pressure cavity of the first control valve bank is larger than that of the back pressure cavity of the second control valve bank, so that the edge channel of the toilet can continue to supply water after the main flushing channel stops supplying water, and the toilet is used for supplementing water to the toilet water seal of the toilet.
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 specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
FIG. 1 is a front view of a manual control valve according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a manual control valve (cross-sectional view B-B in FIG. 5) according to an embodiment of the present invention, shown in an initial closed state;
FIG. 3 is a cross-sectional view of a manual control valve according to an embodiment of the present invention, shown in an open position;
FIG. 4 is a cross-sectional view of a manual control valve according to an embodiment of the present invention, in which a first control valve group is opened and a second control valve group is closed;
FIG. 5 is a cross-sectional view of A-A of FIG. 1;
FIG. 6 is an enlarged view at C in FIG. 5;
FIG. 7 is a perspective view of the body of a manual control valve according to an embodiment of the present invention;
fig. 8 is a schematic view showing a structure in which a manual control valve according to an embodiment of the present invention is installed in a toilet.
In the figure:
10-a valve body; 10 a-a body; 10 b-valve cover; 11-water inlet; 12-water outlet; 13-valve cavity; 14-drainage port;
20-controlling a valve group; 20 a-a first control valve group; 20 b-a second control valve group; 21-a water inlet channel; 22-a water outlet channel; 23-valve port; 24-back pressure chamber; 25-valve core; 26-a flow-through channel; 27-a pressure relief channel; 271-a pressure relief vent; 28-a valve core reset elastic piece;
29-a conditioning chamber;
30-manual switch (button);
40-adjusting piece;
50-a shaft lever; 51-plugs;
60-button return spring;
100-a toilet body; 110-edge channels; 120-main punch channel.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the 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 for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 to 7, a time-delay closed manual control valve according to an embodiment of the present invention includes a valve body 10, a control valve group 20, and a manual switch 30.
The valve body 10 has a water inlet 11 and at least two water outlets 12.
The control valve groups 20 are arranged in the valve body 10 and correspond to the water outlets 12 in number. The control valve group 20 comprises a water inlet channel 21, a water outlet channel 22, a valve port 23, a back pressure cavity 24, a valve core 25, a flow passage 26 and a pressure relief channel 27. Wherein, the water inlet channel 21 is communicated with the water inlet 11, the water outlet channel 22 is communicated with the corresponding water outlet 12, the valve port 23 is communicated with the water inlet channel 21 and the water outlet channel 22, the valve core 25 controls the valve port 23 to open and close under the pressure action of the back pressure cavity 24, the through flow channel 26 is communicated with the water inlet 11 and the back pressure cavity 24, and the pressure relief channel 27 is communicated with the back pressure cavity 24.
A manual switch 30 for controlling the opening and closing of the pressure release passage 27;
When the pressure relief channel 27 is opened, the water pressure in the back pressure cavity 24 is reduced, so that the valve core 25 opens the valve port 23 under the action of water inlet pressure; when the pressure relief channel 27 is closed, the water flow of the water inlet 11 flows to the back pressure cavity 24 through the flow passage 26, so that the back pressure cavity 24 is full of water after a preset time, and the valve core 25 closes the valve port 23 under the back pressure action of the back pressure cavity 24. Since the back pressure chamber 24 is filled with water after a preset time, the purpose of closing the valve port 23 with delay is achieved. The principle of controlling the valve core 25 to move and thus the opening and closing of the valve port 23 by controlling the pressure of the back pressure chamber 24 is well known in the art and will not be described in detail herein.
In this embodiment, the volume of the back pressure chamber 24 of the control valve set is adjustable, so that different delay closing times can be controlled by setting different volumes of the back pressure chambers 24, and the use is more convenient.
In order to facilitate the adjustment of the volume of the back pressure chamber 24, the present embodiment further includes an adjusting member 40 movably disposed on the valve body 10, wherein an inner end of the adjusting member 40 extends into the back pressure chamber 24, and the volume of the back pressure chamber 24 is adjusted by adjusting the volume of the adjusting member 40 extending into the back pressure chamber 24. Specifically, an adjusting cavity 29 communicated with the back pressure cavity 24 is arranged in the valve body 10, the outer end of the adjusting cavity 29 penetrates through the outer wall of the valve body 10, and a sealing element is arranged between the outer wall of the adjusting element 40 and the inner wall of the adjusting cavity 29, so that dynamic sealing fit is formed between the outer wall of the adjusting element 40 and the inner wall of the adjusting cavity 29.
In this embodiment, the flow cross-sectional areas of the flow channels 26 of the control valve groups are consistent, and the closing sequence among the control valve groups is controlled by setting the volume sizes of the back pressure chambers 24 of the different control valve groups, so that the structure is simple, and the function is reliable.
In this embodiment, two control valve banks 20 are provided, namely, the first control valve bank 20a and the second control valve bank 20b, the through-flow cross-sectional areas of the through-flow channels 26 of the first control valve bank 20a and the second control valve bank 20b are consistent, the volume of the adjusting member 40 extending into the back pressure cavity 24 of the first control valve bank 20a is smaller, and the volume of the adjusting member 40 extending into the back pressure cavity 24 of the second control valve bank 20b is larger, so that the volume of the back pressure cavity 24 of the first control valve bank 20a is larger than the volume of the back pressure cavity 24 of the second control valve bank 20 b.
The manual switch 30 is provided with one and simultaneously opens and closes the pressure relief channel 27 of each control valve group. Specifically, the manual switch 30 is a button 30, the button 30 is in threaded connection with one end of the shaft lever 50, the other end of the shaft lever 50 is provided with a plug 51, a pressure relief opening 271 is formed in the pressure relief channel 27, the plug 51 is in sealing fit with the pressure relief opening 271 or is in separating fit with the pressure relief opening 271 so as to close or open the pressure relief channel 27, a sealing element is arranged between the plug 51 and the pressure relief opening 271, and two shaft levers 50 are correspondingly arranged. The manual control switch further includes a button return elastic member 60 for returning the button 30, and the button return elastic member 60 is specifically a compression spring, however, it may be another elastic member, such as a tension spring or a spring plate.
The valve body 10 is provided with a drainage port 14, the pressure release channels 27 of the two control valve groups 20 are communicated with the drainage port 14, and water flow is led out of the valve body 10 through the drainage port 14.
In this embodiment, the valve body 10 includes a hollow main body 10a and a valve cover 10b covering one side of the main body 10a and having an opening, the inner cavity of the valve body 10 is provided with valve cavities 13 corresponding to the respective water outlets 12, each valve cavity 13 is communicated with the water inlet 11, a valve core 25 of the control valve group is movably disposed in the valve cavity 13 correspondingly, and the valve core 25 is in sealing sliding fit with the inner wall of the valve cavity 13.
In this embodiment, the through-flow channel 26 is an through-flow groove 26 disposed on an inner wall of the valve cavity 13, an through-flow gap is provided between the sealing member and the through-flow groove 26, and the water inlet channel 21, the valve port 23, the water outlet channel 22 and the pressure relief channel 27 of the control valve set are integrally formed on the valve body 10.
In this embodiment, the control valve set further includes a valve core return elastic member 28, and the valve core return elastic member 28 applies an elastic force to the valve core 25 to move toward the valve port 23.
In this embodiment, the water inlets 11 include two, so that the manual control valve can communicate two water sources, and can make two water sources with different water inlet pressures respectively connect these two water inlets 11, which is more convenient for use.
The working process of this embodiment is specifically as follows:
as shown in fig. 2, in the initial state, the valve element 25 is in a position to close the valve port 23, no water flows out of the water outlet 12, and at this time, the plug 51 of the shaft 50 seals the pressure relief port 271, and the back pressure chamber 24 is filled with water.
As shown in fig. 3, when the button 30 is pressed down, the button 30 drives the two shafts 50 to move downward simultaneously, so that the two plugs 51 simultaneously open the pressure relief ports 271, that is, the pressure relief channels 27 of the two control valve groups 20 are simultaneously opened, at this time, water in the back pressure chamber 24 is discharged from the pressure relief channels 27, thereby reducing the back pressure of the back pressure chamber 24, the valve core 25 opens the valve ports 23 under the action of the water inlet pressure, and water flows out from the water outlets of the two control valve groups 20 simultaneously.
As shown in fig. 4, since the volume of the back pressure chamber 24 of the first control valve group 20a is larger than the volume of the back pressure chamber 24 of the second control valve group 20b and the cross-sectional areas of the through-flow passages 26 of the first control valve group 20a and the second control valve group 20b coincide, the back pressure chamber 24 of the first control valve group 20a is filled with water flow for a longer time than the back pressure chamber 24 of the second control valve group 20b, and thus the valve port 23 of the first control valve group 20a remains open for a while the valve port 23 of the second control valve group 20b is closed.
Referring to fig. 8, the present invention further provides a toilet bowl flushing device, which includes a toilet bowl body 100 having a rim channel 110 and a main flushing channel 120, wherein the rim channel 110 is used for providing flushing water to an inner wall surface of a toilet bowl, the main flushing channel 120 is used for providing spraying water to a bottom of the toilet bowl, the toilet bowl flushing device further includes any one of the manual control valves, the manual control valve set 20 includes a first control valve set 20a and a second control valve set 20b, the water outlet 12 corresponding to the first control valve set 20a is communicated with the rim channel 110, and the water outlet 12 corresponding to the second control valve set 20b is communicated with the main flushing channel 120.
In the present embodiment, since the flow cross-sectional areas of the flow passages 26 of the first and second valve groups 20a and 20b are identical, the volume of the back pressure chamber 24 of the first valve group 20a is larger than the volume of the back pressure chamber 24 of the second valve group 20 b. Thus, the edge channel 110 of the toilet can continue to supply water after the main flushing channel 120 stops supplying water, so as to be used for supplementing water to a urinal water seal (not shown) of the toilet, and the design concept is ingenious.
The structures and principles of the present embodiment, which are not described in detail, are identical to those of the above embodiment, and are not described in detail herein.
While the foregoing description illustrates and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, but is capable of use in various other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept, either as described above or as a matter of skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (10)
1. A time-lapse shut-off manual control valve, comprising:
the valve body is provided with a water inlet and at least two water outlets;
the control valve group is arranged in the valve body and corresponds to the water outlet in number and comprises a water inlet channel communicated with the water inlet, a water outlet channel communicated with the corresponding water outlet, a valve port communicated with the water inlet channel and the water outlet channel, a back pressure cavity, a valve core for controlling the valve port to be opened and closed under the pressure action of the back pressure cavity, a flow passage communicated with the water inlet and the back pressure cavity and a pressure relief channel communicated with the back pressure cavity; the valve core is arranged in the valve body in a sliding way so as to control the opening and closing of the valve port;
a manual switch for controlling the opening and closing of the pressure release channel;
When the pressure relief channel is opened, the water pressure in the back pressure cavity is reduced, so that the valve core opens the valve port under the action of water pressure of water inlet; when the pressure relief channel is closed, water flow of the water inlet flows to the back pressure cavity through the flow passage, so that the back pressure cavity is filled with water after preset time, and the valve core closes the valve port under the action of back pressure of the back pressure cavity;
the volume of the back pressure cavity of the control valve group can be adjusted;
The regulating piece is movably arranged on the valve body, the inner end of the regulating piece stretches into the back pressure cavity, and the volume of the back pressure cavity is regulated by regulating the volume of the regulating piece stretching into the back pressure cavity;
the valve body is internally provided with an adjusting cavity communicated with the back pressure cavity, the outer end of the adjusting cavity penetrates through the outer wall of the valve body, and the outer wall of the adjusting piece is in threaded connection with the inner wall of the adjusting cavity to form dynamic sealing fit.
2. The manual control valve according to claim 1, wherein the flow cross-sectional areas of the flow passages of the respective control valve groups are uniform, and the closing order between the respective control valve groups is controlled by setting the volume sizes of the back pressure chambers of the respective control valve groups to be different.
3. The manual control valve according to claim 1, wherein said manual switch is provided with one and simultaneously opens and closes a pressure relief passage of each of said control valve groups.
4. The manual control valve according to claim 1, wherein the manual switch is a button, the button is connected to one end of the shaft, a plug is disposed at the other end of the shaft, a pressure relief opening is formed on the pressure relief channel, and the plug is in sealing fit with or separate from the pressure relief opening to close or open the pressure relief channel, and the manual control valve further comprises a button reset elastic member for resetting the button.
5. The manual control valve according to claim 1, wherein the valve body comprises a hollow main body and a valve cover which covers one side of the main body and is connected with the opening, a valve cavity corresponding to each water outlet is arranged in an inner cavity of the valve body, each valve cavity is communicated with the water inlet, a valve core of the control valve group is correspondingly and movably arranged in the valve cavity, and the valve core is in sealing sliding fit with the inner wall of the valve cavity through a sealing piece.
6. The manual control valve of claim 5, wherein the flow passage is a flow passage groove formed in an inner wall of the valve cavity, a flow gap is formed between the sealing member and the flow passage groove, and the water inlet passage, the valve port, the water outlet passage and the pressure relief passage of the control valve block are integrally formed in the valve body.
7. The manual control valve according to claim 1, wherein the control valve group further includes a spool return elastic member that applies an elastic force to the spool that moves toward the valve port.
8. The manual control valve according to claim 1, wherein the water inlet comprises two.
9. The toilet flushing device comprises a toilet body with a rim channel and a main flushing channel, wherein the rim channel is used for providing flushing water for the inner wall surface of a toilet bowl, and the main flushing channel is used for providing spraying water for the bottom of the toilet bowl.
10. The toilet flushing device of claim 9, wherein the flow cross-sectional areas of the flow passages of the first and second control valve sets are identical, and the volume of the back pressure chamber of the first control valve set is greater than the volume of the back pressure chamber of the second control valve set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811388277.0A CN109339174B (en) | 2018-11-21 | 2018-11-21 | Time-delay closed manual control valve and toilet flushing device with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811388277.0A CN109339174B (en) | 2018-11-21 | 2018-11-21 | Time-delay closed manual control valve and toilet flushing device with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109339174A CN109339174A (en) | 2019-02-15 |
| CN109339174B true CN109339174B (en) | 2024-06-11 |
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ID=65316484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811388277.0A Active CN109339174B (en) | 2018-11-21 | 2018-11-21 | Time-delay closed manual control valve and toilet flushing device with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109339174B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04194473A (en) * | 1990-11-27 | 1992-07-14 | Toto Ltd | Supply water valve device |
| CN201561172U (en) * | 2009-12-15 | 2010-08-25 | 李少辉 | Key pressing water flushing valve |
| CN105888009A (en) * | 2016-06-17 | 2016-08-24 | 厦门瑞尔特卫浴科技股份有限公司 | High-performance toilet washing mechanism and delaying self-closing switch valve device thereof |
| CN108105422A (en) * | 2018-01-31 | 2018-06-01 | 厦门金它家居科技有限公司 | It is a kind of that there is the water mixing valve of decompression protection |
| CN209368971U (en) * | 2018-11-21 | 2019-09-10 | 厦门恩沐智能科技有限公司 | A kind of hand control valve of time-delay closing and flushing device for pedestal pan with it |
-
2018
- 2018-11-21 CN CN201811388277.0A patent/CN109339174B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04194473A (en) * | 1990-11-27 | 1992-07-14 | Toto Ltd | Supply water valve device |
| CN201561172U (en) * | 2009-12-15 | 2010-08-25 | 李少辉 | Key pressing water flushing valve |
| CN105888009A (en) * | 2016-06-17 | 2016-08-24 | 厦门瑞尔特卫浴科技股份有限公司 | High-performance toilet washing mechanism and delaying self-closing switch valve device thereof |
| CN108105422A (en) * | 2018-01-31 | 2018-06-01 | 厦门金它家居科技有限公司 | It is a kind of that there is the water mixing valve of decompression protection |
| CN209368971U (en) * | 2018-11-21 | 2019-09-10 | 厦门恩沐智能科技有限公司 | A kind of hand control valve of time-delay closing and flushing device for pedestal pan with it |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109339174A (en) | 2019-02-15 |
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