CN102392913B - Easy-to-use time-elapse flushing valve - Google Patents
Easy-to-use time-elapse flushing valve Download PDFInfo
- Publication number
- CN102392913B CN102392913B CN 201110372284 CN201110372284A CN102392913B CN 102392913 B CN102392913 B CN 102392913B CN 201110372284 CN201110372284 CN 201110372284 CN 201110372284 A CN201110372284 A CN 201110372284A CN 102392913 B CN102392913 B CN 102392913B
- Authority
- CN
- China
- Prior art keywords
- time
- valve
- cavity
- piston
- valve rod
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The invention relates to an easy-to-use time-elapse flushing valve which comprises a valve body and a valve core, wherein an upstream cavity and a downstream cavity are arranged in the valve body; an installation opening is formed between the upstream cavity and the downstream cavity; the valve core is assembled into the installation opening; the valve core comprises a main body, a plunger and a valve rod; the part of the main body disposed in the upstream cavity is provided with a time-elapse cavity; the plunger is slidably arranged in the time-elapse cavity, and a time-elapse groove is formed between the time-elapse cavity and the plunger; the main body is further provided with a water passing hole through which the upstream cavity and the downstream cavity are communicated; the plunger blocks off the water passing hole at one side in the upper cavity; the valve rod slidably passes through the plunger; and the valve rod is provided with a water draining hole through which the time-elapse cavity and the downstream cavity are communicated when the valve rod slides toward the time-elapse cavity. As water in the time-elapse cavity of the flushing valve is output through the water draining hole formed on the valve rod, and the valve rod has a small sectional area, force application area is small, the force applied on a press button of the flushing valve is small, and the influence by the factor of water pressure is small, and therefore the time-elapse flushing valve has a wider range of application and an Larger amount of target users, and is easier and more convenient to use.
Description
Technical field
The present invention relates to the valve spool of valve device, particularly a kind of Delayed flush valve.
Background technique
At present, Delayed flush valve is used for the public places such as public lavatory, station, airport, hotel in a large number, its on the one hand effectively using water wisely, on the other hand, because it has the within a certain period of time characteristics of autoshutdown, the user need not to touch water tap with hand again more convenient operation after finishing having cleaned.The time-delay valve form is multiple, mainly be divided into the electromagnetism time-delay valve by control mode, Pneumatic time-delay valve, pedal delayed valve, the button time-delay valve, self-closing time-delay valve etc., common button Delayed flush valve on the market, it is to comprise valve body, spool, spool comprises main body, piston, be provided with the button of valve rod, piston is provided with through hole along axial direction, main body, piston encloses and forms a time-delay chamber, being provided with in this time-delay chamber can be along the moving plate of valve core axis's direction slip, the time-delay chamber makes in the time-delay chamber by the water inlet of time-delay ditch and is full of water, at this moment, moving plate is subjected to the pressure of water and withstands piston, make the time-delay chamber Nei Shui can be along not flowing out in the through hole of piston, piston be blocked the intake tunnel of spool simultaneously, makes flushing valve be in closed condition, when valve rod passes piston hole promotion moving plate the water in the time-delay chamber is flowed out by this through hole, piston is namely reduced by moving plate pressure greatly, connects intake tunnel through the valve rod pushing piston, and flushing valve namely is in open mode.Such button flushing valve, when hydraulic pressure was larger in the pipeline, the moving plate pressure was just very large, if will open flushing valve this moment, just need to apply larger power to button; Clearly, in this case, along with the rising of hydraulic pressure, just have more people by the button that does not descend flushing valve, exist inconvenience.
Summary of the invention
The invention provides a kind of Delayed flush valve, progressively increase along with its difficulty of pressing of rising of hydraulic pressure to overcome the flushing valve button that exists in the prior art, limited groups of people's use, so that flushing valve is subjected to the problem of the restriction of using area condition.
The present invention adopts following technological scheme:
A kind of wieldy Delayed flush valve, comprise valve body and spool, this valve body is provided with water intake and water outlet, upstream cavity and downstream cavity, this water intake, water outlet are communicated with upstream cavity, downstream cavity respectively, this spool also is provided with water inlet window and the osculum that is communicated with this upstream cavity, downstream cavity respectively, be provided with a mount inlet between upstream cavity and the downstream cavity, this spool is assemblied in this mount inlet; This spool comprises main body, piston and valve rod, and the part that this main body is positioned at upstream cavity is provided with a time-delay chamber, and above-mentioned piston is slidedly arranged in the time-delay chamber, is provided with the time-delay ditch between time-delay chamber and the piston; Aforementioned body also is provided with the water port that is communicated with upstream cavity and downstream cavity, this piston can be plugged on this water port from upstream cavity one side, this valve rod is arranged in this piston slidably, this valve rod is provided with the spilled water hole that when valve rod slides in the time-delay chamber time-delay chamber is communicated with downstream cavity, press the button of spool, the entery and delivery port of this spilled water hole is communicated with this time-delay chamber, downstream cavity respectively, decontrols button, and this spilled water hole is communicated with the path in this time-delay chamber to be blocked by seal ring.
The water intake of above-mentioned spilled water hole is located on the above-mentioned valve rod sidewall, and above-mentioned piston axis direction is provided with through hole, and this valve rod extends to above-mentioned time-delay chamber with passing this through hole, is provided with seal ring in this spilled water hole water inlet in this through hole.
Above-mentioned spool also comprises button, and above-mentioned valve rod fixedly is connected with in this button, and the button connecting end of this valve rod is provided with the rounded protuberance coaxial with this valve rod, and the water outlet of above-mentioned spilled water hole is located at this protuberance between this button; The water outlet of above-mentioned spilled water hole is close to above-mentioned protuberance, and the water outlet of this spilled water hole is arranged with ring washer, and this ring washer internal diameter is greater than the diameter of above-mentioned valve rod and less than the diameter of this protuberance.
Aforementioned body is shape in a tubular form, be provided with annular protrusion in this main body, this annular protrusion middle part forms above-mentioned water port, above-mentioned piston is multidiameter shaft shape, this piston slidably, the piston small end is located in this main body with can passing this water port, and above-mentioned spool also comprises bolt cover, and this bolt cover is locked on this body end, the large end of this piston and this main body wall, this bolt cover enclose and form above-mentioned time-delay chamber, and the large end outer cover of this piston is provided with seal ring; The sealing circle is the v-ring in the above-mentioned time-delay of the unidirectional outflow of controllable flow chamber; Above-mentioned time-delay is provided with spring in the chamber, and this both ends of the spring connects respectively above-mentioned piston, above-mentioned bolt cover; Above-mentioned spool and above-mentioned valve body joint, above-mentioned piston and above-mentioned annular protrusion joint are respectively equipped with rubber washer.
By above-mentioned description to structure of the present invention as can be known, be compared with existing technology, the present invention has following advantage: the water in this flushing valve time-delay chamber is to export by the spilled water hole of being located at valve rod, and the valve rod sectional area is less, and lifting surface area is little, the valve rod termination is subjected to the active force of water little, the user presses the required active force of button and also greatly reduces accordingly, and presses the required active force of button and be subjected to the impact of hydraulic pressure factor little, and the flushing valve applicable situation is wider, applicable crowd is larger, uses more easy and convenient.
Description of drawings
Fig. 1 is the structure cross-sectional schematic of Delayed flush valve.
Fig. 2 is Delayed flush valve component assemble cross-sectional schematic and part parts sectional view.
Fig. 3 is the enlarged view of section A-A, B-B, C-C among Fig. 2.
Embodiment
The specific embodiment of the present invention is described with reference to the accompanying drawings.
With reference to Fig. 1, Fig. 2, Fig. 3, a kind of wieldy Delayed flush valve, comprise valve body 1 and spool 2, this valve body 1 is provided with water intake 1a and water outlet 1b, upstream cavity 1A and downstream cavity 1B, this water intake 1a, water outlet 1b are communicated with upstream cavity 1A, downstream cavity 1B respectively, this spool 2 also is provided with water inlet window 21a and the osculum 21b that is communicated with this upstream cavity 1A, downstream cavity 1B respectively, is provided with a mount inlet 110 between upstream cavity 1A and the downstream cavity 1B, and this spool 2 is assemblied in this mount inlet 110; This spool 2 comprises main body, piston 24 and valve rod 23, and the part that this main body is positioned at upstream cavity 1A is provided with a time-delay chamber 26, and above-mentioned piston 24 is slidedly arranged in the time-delay chamber 26, is provided with time-delay ditch 260 between time-delay chamber 26 and the piston 24; Aforementioned body also is provided with the water port 210 that is communicated with upstream cavity 1A and downstream cavity 1B, this piston 24 can be plugged on this water port 210 from upstream cavity 1A one side, this valve rod 23 is arranged in this piston 24 slidably, this valve rod 23 is provided with the spilled water hole 230 that when valve rod 23 slides to time-delay chamber 26 is interior time-delay chamber 26 is communicated with downstream cavity 1B, press the button 22 of spool 2, the entery and delivery port of this spilled water hole 230 is communicated with this time-delay chamber 26, downstream cavity 1B respectively, decontrol button 22, the path that this spilled water hole 230 is communicated with this time-delay chamber 26 is blocked by seal ring 231.
The water intake of above-mentioned spilled water hole 230 is located on above-mentioned valve rod 23 sidewalls, above-mentioned piston 24 axial directions are provided with through hole 240, this valve rod 23 passes these through hole 240 ground and extends to above-mentioned time-delay chamber 26, is provided with seal ring 231 in these spilled water hole 230 water inlets in this through hole 240.
Above-mentioned spool 2 also comprises button 22, be provided with return spring 221 in this button 22, above-mentioned valve rod 23 fixedly is connected with in this button 22, button 22 connecting ends of this valve rod 23 are provided with the rounded protuberance 232 coaxial with this valve rod 23, and the water outlet of above-mentioned spilled water hole 230 is located at this protuberance 232 between this button 22; The water outlet of above-mentioned spilled water hole 230 is close to above-mentioned protuberance 232, and the water outlet of this spilled water hole 230 is arranged with ring washer 233, and these ring washer 233 internal diameters are greater than the diameter of above-mentioned valve rod 23 and less than the diameter of this protuberance 232.
Aforementioned body is shape in a tubular form, be provided with annular protrusion 211 in this main body, these annular protrusion 211 middle parts form above-mentioned water port 210, above-mentioned piston 24 is multidiameter shaft shape, this piston 24 slidably, piston 24 small ends can pass these 210 ground, water port and be located in this main body, above-mentioned spool 2 also comprises bolt cover 25, this bolt cover 25 is locked on this body end, this corresponding part, main body 21 end is provided with corresponding internal thread, these piston 24 large ends enclose with this main body wall, this bolt cover 25 and form above-mentioned time-delay chamber 26, and these piston 24 large end outer cover are provided with seal ring 241; Sealing circle 241 is the v-ring 241 in the above-mentioned time-delay of the unidirectional outflow of controllable flow chamber 26; Be provided with spring 261 in the above-mentioned time-delay chamber 26, this spring 261 two ends respectively pressure holding in above-mentioned piston 24, above-mentioned bolt cover 25, this spring 261 be provided with the answer speed of accelerating piston 2424 that is beneficial to, work the effect that reduces draining; Be the sealing that guarantees to connect between each parts, above-mentioned spool 2 is respectively equipped with rubber washer 3 with above-mentioned valve body 1 joint, above-mentioned piston 24 with above-mentioned annular protrusion 211 joints.
The working principle of this Delayed flush valve: shown in the sensing of arrow among Fig. 1, the trend of water is in the flushing valve: ducted water → water intake 1a → upstream cavity 1A → water inlet window 21a → water port 210 → osculum 21b → downstream cavity 1B → water outlet 1b.Flushing valve button 22 is moved by active force, valve rod 23 also moves along the direction of power, and piston 24 can not be moved owing to the pressure of the water in the time-delay chamber 26, shift out the seal ring 231 of corresponding part when spilled water hole 230 water intakes of valve rod 23, the i.e. output from this spilled water hole 230 of water in the time-delay chamber 26, time-delay chamber 26 internal pressures reduce thereupon, protuberance 232 pushing pistons 24 small ends of above-mentioned valve rod 23, piston 24 is moved and then the water of time-delay in the chamber 26 is exerted pressure, make further output from spilled water hole 230 of water, button 22 stressed until in the time-delay chamber 26 water yield reach minimum, piston 24 slides, water can flow out from flushing valve, and flushing valve this moment is in opening state; Cancel the applied external force of button 22, button 22 is subjected to the active force of return spring 221 toward mobile in the other direction, piston 24 delayed time chamber 26 external waters active force and can not be fast to sliding in the other direction, along with water enters this time-delay chamber 26 through time-delay ditch 260 by spool 2 water inlet window 21a, because time-delay ditch 260 is communicated with ducted water, and because the effect of the seal ring 231 on the piston 24, water in the time-delay chamber 26 can not be by spilled water hole 230 outputs, the both sides of piston 24 large end axial directions exist pressure difference to cause piston 24 slowly to be replied, until the path of water in the piston 24 blocking-up pipelines, thereby realize flushing valve automatically, close to time-delay this flashing valve.
Water in this flushing valve time-delay chamber 26 is spilled water hole 230 outputs by being located at valve rod 23, because valve rod 23 sectional areas are less, valve rod 23 lifting surface areas are little, valve rod 23 terminations are subjected to the active force of water little, the user presses button 22 required active forces and also greatly reduces accordingly, the big or small major part of this active force depends on the size of return spring 221 elastic force in the button 22, therefore this Delayed flush valve is pressed button 22 required active forces and is subjected to the impact of hydraulic pressure factor little, applicable situation is wider, applicable crowd is larger, uses more easy and convenient.
Above-mentioned only is the specific embodiment of the present invention, but design concept of the present invention is not limited to this, allly utilizes this design that the present invention is carried out the change of unsubstantiality, all should belong to the behavior of invading protection domain of the present invention.
Claims (8)
1. a wieldy Delayed flush valve comprises valve body and spool, is provided with upstream cavity and downstream cavity in this valve body, is provided with a mount inlet between upstream cavity and the downstream cavity, and this spool is assemblied in this mount inlet; Described spool comprises main body, piston and valve rod, and the part that this main body is positioned at upstream cavity is provided with a time-delay chamber, and described piston is slidedly arranged in the time-delay chamber, is provided with the time-delay ditch between time-delay chamber and the piston; Described main body also is provided with the water port that is communicated with upstream cavity and downstream cavity, described piston can be plugged on this water port from upstream cavity one side, it is characterized in that: described valve rod is arranged in this piston slidably, and this valve rod is provided with the spilled water hole that when valve rod slides in the time-delay chamber time-delay chamber is communicated with downstream cavity.
2. a kind of wieldy Delayed flush valve as claimed in claim 1, it is characterized in that: the water intake of described spilled water hole is located on the described valve rod sidewall, described piston axis direction is provided with through hole, this valve rod extends to described time-delay chamber with passing this through hole, is provided with seal ring in this spilled water hole water inlet in this through hole.
3. a kind of wieldy Delayed flush valve as claimed in claim 1, it is characterized in that: described spool also comprises button, described valve rod fixedly is connected with in this button, the button connecting end of this valve rod is provided with the rounded protuberance coaxial with this valve rod, and the water outlet of described spilled water hole is located at this protuberance between this button.
4. a kind of wieldy Delayed flush valve as claimed in claim 3, it is characterized in that: the water outlet of described spilled water hole is close to described protuberance, the water outlet of this spilled water hole is arranged with ring washer, and this ring washer internal diameter is greater than the diameter of described valve rod and less than the diameter of this protuberance.
5. a kind of wieldy Delayed flush valve as claimed in claim 1, it is characterized in that: described main body is shape in a tubular form, be provided with annular protrusion in this main body, this annular protrusion middle part forms described water port, described piston is multidiameter shaft shape, this piston slidably, the piston small end is located in this main body with can passing this water port, described spool also comprises bolt cover, this bolt cover is locked on this body end, the large end of this piston and this main body wall, this bolt cover enclose and form described time-delay chamber, and the large end outer cover of this piston is provided with seal ring.
6. a kind of wieldy Delayed flush valve as claimed in claim 5 is characterized in that: the outside sheathed seal ring of the large end of described piston is the v-ring in the described time-delay of the unidirectional outflow of controllable flow chamber.
7. a kind of wieldy Delayed flush valve as claimed in claim 5, it is characterized in that: described time-delay is provided with spring in the chamber, and this both ends of the spring connects respectively described piston, described bolt cover.
8. a kind of wieldy Delayed flush valve as claimed in claim 5, it is characterized in that: described spool and described valve body joint, described piston and described annular protrusion joint are respectively equipped with rubber washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110372284 CN102392913B (en) | 2011-11-22 | 2011-11-22 | Easy-to-use time-elapse flushing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110372284 CN102392913B (en) | 2011-11-22 | 2011-11-22 | Easy-to-use time-elapse flushing valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102392913A CN102392913A (en) | 2012-03-28 |
| CN102392913B true CN102392913B (en) | 2013-04-10 |
Family
ID=45860275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110372284 Expired - Fee Related CN102392913B (en) | 2011-11-22 | 2011-11-22 | Easy-to-use time-elapse flushing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102392913B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108087593B (en) * | 2016-11-19 | 2023-11-07 | 台州阳春机电有限公司 | Check leakage valve |
| CN110206509B (en) * | 2019-05-24 | 2022-05-27 | 中国地质科学院地质力学研究所 | Water level differential pressure control valve |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87201224U (en) * | 1987-04-18 | 1988-02-03 | 曹尉华 | Button timing tap |
| US4973025A (en) * | 1989-12-26 | 1990-11-27 | Kohler Co. | Metering valve |
| CN2186338Y (en) * | 1994-05-20 | 1994-12-28 | 明尚华 | Adjustable automatic turn-off water tap |
| DE29608014U1 (en) * | 1996-05-03 | 1996-08-29 | ALW Problemlösungen für den Sanitärbereich GmbH, 77787 Nordrach | Self-closing valve for sanitary facilities |
| CN2327846Y (en) * | 1998-03-28 | 1999-07-07 | 马永革 | Water saving valve self-closed by timing delay |
| CN101324286B (en) * | 2007-10-31 | 2010-06-09 | 温州帝威斯感应洁具有限公司 | Touch type block-resistant descaling time-delay self-closing water saving device |
| CN101956853B (en) * | 2010-10-25 | 2012-02-01 | 厦门市易洁卫浴有限公司 | Time-delay flushing valve |
| CN202349327U (en) * | 2011-11-22 | 2012-07-25 | 福建夏龙卫浴有限公司 | Delay flushing valve easy to use |
-
2011
- 2011-11-22 CN CN 201110372284 patent/CN102392913B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102392913A (en) | 2012-03-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202349327U (en) | Delay flushing valve easy to use | |
| CN102392913B (en) | Easy-to-use time-elapse flushing valve | |
| CN102434527B (en) | Hydraulic cylinder | |
| CN103075522A (en) | Drainage stop valve | |
| CN107755111A (en) | Antipriming and gondola water faucet | |
| CN203063928U (en) | Hydraulic parking brake valve | |
| CN203703234U (en) | Double-tube cold and hot water faucet | |
| CN210770410U (en) | Three-way reversing valve | |
| CN205745356U (en) | High performance and long service life labyrinth adjusting valve | |
| CN201651446U (en) | Dewatering check valve | |
| CN202901373U (en) | Electro-hydraulic control valve | |
| CN203200863U (en) | Ball-shaped sewer dredging device | |
| CN204553944U (en) | A kind of one-way valve of anti-backflow | |
| CN201170323Y (en) | Angle valve | |
| CN202038835U (en) | Electro-hydraulic jack device | |
| CN102092654B (en) | Electric hydraulic jack device | |
| CN202706162U (en) | Intelligent toilet flushing water supply device | |
| CN203442248U (en) | Proportioning pressure reducing valve | |
| CN219841127U (en) | High-temperature-resistant high-pressure-gas liquid manual switch valve | |
| CN105953061B (en) | A kind of adaptive hand grease gun of double mode | |
| CN212480181U (en) | Sanitary spring reset valve | |
| CN103953681B (en) | Variable resistance power two-chamber damper | |
| CN203452154U (en) | Pedal valve for toilet flushing valve under low-water pressure environment | |
| CN203796844U (en) | Double-cavity damper with variable resistance | |
| CN213776433U (en) | Miniature ball valve with high leakproofness |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20141122 |
|
| EXPY | Termination of patent right or utility model |