CN110219997A - Water-saving valve - Google Patents
Water-saving valve Download PDFInfo
- Publication number
- CN110219997A CN110219997A CN201910460470.9A CN201910460470A CN110219997A CN 110219997 A CN110219997 A CN 110219997A CN 201910460470 A CN201910460470 A CN 201910460470A CN 110219997 A CN110219997 A CN 110219997A
- Authority
- CN
- China
- Prior art keywords
- valve
- water
- fixedly connected
- valve body
- spring
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0218—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with only one sealing face
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a kind of water-saving valves, including valve body, inlet channel and water outlet are offered in the valve body, the extruding spring is fixedly connected far from valve body one end with briquetting, the extruding connecting rod and valve rod are movably set in sealing element, the valve rod is fixedly connected far from briquetting one end with washer, the washer and valve member activity cooperate, the extruding connecting rod is fixedly connected far from briquetting one end with rack gear, the rack gear is engaged with driving gear, the driving gear is engaged with driven gear, the crushing block is movably arranged in sleeve, spring is fixedly installed in the sleeve, the spring is fixedly connected far from sleeve one end with crushing block, the present invention can carry out the closing of water valve automatically, the size of hydraulic pressure can be adjusted to control the discharge of water in the unit time, simultaneously can using crushing block move up and down thus into The speed of one step water stream is discharged tap in such a way that one anxious one is slow, is effectively saved water resource.
Description
Technical field
The present invention relates to water valve technical field, specially a kind of water-saving valve.
Background technique
Application No. is a kind of water-saving valves of " CN201610627536.5 " in the prior art, including are from left to right arranged in
Main valve and auxiliary valve on valve body, the main valve include the elastic cock body of operating stick and operating stick lower end, the operation
The upper end of bar includes planar structure and the arc structure to bend inwards downwards that the edge from planar structure extends out, the circle
The lower end of arc structure is the smooth body that smoothly transits, the body that smoothly transits be stuck in be horizontally set on it is corresponding with operating stick vertical
In annular groove on the valve outer wall in direction, the annular groove has several, and annular groove is on valve outer wall along vertical
Directional spreding, the auxiliary valve are traditional valve common on the market, and above-mentioned apparatus structure simple operations are convenient, production cost
It is cheap, it has a vast market foreground, water-saving result is significant.
Although solving the problems, such as that conventional faucet gear is unadjustable, the above-mentioned water-saving valve is in use still
So in the presence of more apparent defect: 1, there is still a need for being turned off manually, can not be automatically closed, be easy because user forgets to close
Valve and cause water resource to waste；2, the reduction of water flow cannot be automatically controlled in use, and water-saving result is limited.
Summary of the invention
The purpose of the present invention is to provide a kind of water-saving valves, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of water-saving valve, including valve body, offer inlet channel and water outlet in the valve body, fixed on the valve body
A pair of of extruding spring is installed, the extruding spring is fixedly connected with briquetting far from valve body one end, divides in the extruding spring
It is not arranged with extruding connecting rod and valve rod, the extruding connecting rod and valve rod are movably set in sealing element, the valve rod is separate to be pressed
Briquetting one end is fixedly connected with washer, and the washer and valve member activity cooperate, and the washer is located in inlet channel, the extruding
Connecting rod is fixedly connected far from briquetting one end with rack gear, and the rack gear is engaged with driving gear, the driving gear and driven tooth
Wheel engagement, fixing sleeve is gone back on the wheel shaft of the driven gear equipped with ratchet mechanism, and the ratchet mechanism includes driving wheel, driven convex
Wheel and tire, the inverted cam are flexibly connected with crushing block, and the crushing block is movably arranged in sleeve, solid in the sleeve
Dingan County is equipped with spring, and the spring is fixedly connected far from sleeve one end with crushing block, the crushing block far from inverted cam one
End extends in water outlet, and the water outlet offers water outlet far from inlet channel one end.
Preferably, adjusting knob is also fixedly installed on the valve body, the adjusting knob is fixedly connected with adjusting rod, institute
It states adjusting rod to be movably arranged in sealing element, the adjusting rod is fixedly connected far from one end of adjusting knob with ball valve, the ball
Hydraulic pressure adjustment hole is offered on valve.
Preferably, screw thread is also provided on the valve body.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention can carry out the closing of water valve automatically, and user is effectively prevent to forget shutoff valve and lead to water resource
It wastes；
2, the present invention can adjust the size of hydraulic pressure to control the discharge of water in the unit time, effectively change traditional water
Water,tap flows through big water-out manners, has saved water resource；
3, the present invention can also using crushing block move up and down further adjust the speed of water flow, keep water outlet anxious at one
One slow mode is discharged, and neither influence user uses, while being effectively saved water resource.
The present invention can carry out the closing of water valve automatically, can adjust the size of hydraulic pressure to control water in the unit time
Discharge, while can be moved up and down using crushing block to further adjust the speed of water flow, making tap is in one anxious one slow
Mode be discharged, be effectively saved water resource.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is overall structure schematic cross-sectional view of the invention；
Fig. 3 is sleeve inner structural schematic diagram of the invention；
Fig. 4 is ratchet mechanism structural schematic diagram of the invention.
In figure: 1 valve body, 2 inlet channels, 3 water outlets, 4 squeeze springs, 5 briquettings, 6 squeeze connecting rods, 7 valve rods, 8 sealing elements,
9 washers, 10 valve members, 11 rack gears, 12 driving gears, 13 driven gears, 14 ratchet mechanisms, 15 driving wheels, 16 inverted cams, 17
Tire, 18 crushing blocks, 19 sleeves, 20 springs, 21 water outlets, 22 adjusting knobs, 23 adjusting rods, 24 ball valves, 25 hydraulic pressure adjustment holes,
26 screw threads.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution:
A kind of water-saving valve, including valve body 1, bogey of the valve body 1 as each components, offer in valve body 1 into
Water channel 2 and water outlet 3 will be divided into inlet channel 2 and water outlet 3 by washer 9 and valve member 10, fix on valve body 1 inside valve body 1
A pair of of extruding spring 4 is installed, spring 4 is squeezed and is fixedly connected far from 1 one end of valve body with briquetting 5, squeezes spring 4 in no external force
Under the action of briquetting 5 is upward, squeeze to be arranged with respectively in spring 4 and squeeze connecting rod 6 and valve rod 7, the lower pressure zone of briquetting 5
Dynamic extruding connecting rod 6 and valve rod 7 move down, and squeeze connecting rod 6 and valve rod 7 is movably set in sealing element 8, sealing element 8 is used for
Prevent the water flow inside valve body 1 from oozing out valve body 1, valve rod 7 is fixedly connected far from 5 one end of briquetting with washer 9, the lower pressure zone of valve rod 7
Washer 9 moves down, and washer 9 and 10 activity of valve member cooperate, and when washer 9 is detached from valve member 10, water flow is flowed from inlet channel 2
To water outlet 3, washer 9 is located in inlet channel 2, squeezes connecting rod 6 and is fixedly connected far from 5 one end of briquetting with rack gear 11, the company of extruding
Bar 6 moves down band carry-over bar 11 and moves down, and rack gear 11 is engaged with driving gear 12, and rack gear 11 moves down 12 turns of driving gear of drive
Dynamic, driving gear 12 is engaged with driven gear 13, and the rotation of driving gear 12 drives driven gear 13 to rotate, the wheel of driven gear 13
Fixing sleeve is gone back on axis equipped with ratchet mechanism 14, the rotation of driven gear 13 drives ratchet mechanism 14 to rotate, and ratchet mechanism 14 includes master
Driving wheel 15, inverted cam 16 and tire 17, ratchet mechanism 14 can allow inverted cam 16 to carry out unidirectional intermittent rotation, this implementation
In example, when rack gear 11 moves down, the driving wheel 15 of ratchet mechanism 14 is detached from tire 17, so that inverted cam 16 does not rotate,
When rack gear 11 moves up, the tire 17 and 16 internal messing of inverted cam of driving wheel 15, the rotation of driving wheel 15 drive inverted cam 16
Rotation, inverted cam 16 are flexibly connected with crushing block 18, and when inverted cam 16 and the cooperation of crushing block 18, crushing block 18 is squeezed downwards
Pressure, crushing block 18 is movably arranged in sleeve 19, is fixedly installed with spring 20 in sleeve 19, spring 20 far from 19 one end of sleeve with
Crushing block 18 is fixedly connected, and crushing block 18 extends in water outlet 3 far from one end of inverted cam 16, and the pushing of crushing block 18 is used
3 aperture of water channel reduces, to limit the flow velocity that water flow passes through, water outlet 3 offers water outlet 21, water far from 2 one end of inlet channel
Stream finally flows out water outlet 21 by water outlet 3.
Preferably as one, adjusting knob 22 is also fixedly installed on valve body 1, adjusting knob 22 is used to adjust the stream of water flow
Speed, adjusting knob 22 are fixedly connected with adjusting rod 23, the rotation of adjusting knob 22 drives adjusting rod 23 to rotate admittedly, and adjusting rod 23 is living
Dynamic to be mounted in sealing element 8, the one end of adjusting rod 23 far from adjusting knob 22 is fixedly connected with ball valve 24, and adjusting rod 23 rotates band
Dynamic ball valve 24 rotates, and hydraulic pressure adjustment hole 25 is offered on ball valve 24, and ball valve 24 rotates the position change for making hydraulic pressure adjustment hole 25, from
And change the fluid flow for passing through hydraulic pressure adjustment hole 25 in the unit time.
Preferably as one, it is also provided with screw thread 26 on valve body 1, will be mounted on to water saving water valve by screw thread 26 and be matched with it
On the internal thread connecting piece of conjunction.
Working principle: user presses briquetting 5 when in use, briquetting 5 push drive squeeze connecting rod 6 and valve rod 7 to
Lower movement, valve rod 7 push band washer 9 and move down, and when washer 9 is detached from valve member 10, water flow is flowed to from inlet channel 2 and is discharged
Road 3, meanwhile, extruding connecting rod 6 moves down band carry-over bar 11 and moves down, and rack gear 11, which moves down, drives driving gear 12 to rotate, driving tooth
12 rotation of wheel drives driven gear 13 to rotate, and fixing sleeve is gone back on the wheel shaft of driven gear 13 equipped with ratchet mechanism 14, when rack gear 11
When moving down, the driving wheel 15 of ratchet mechanism 14 is detached from tire 17, so that inverted cam 16 does not rotate, when rack gear 11 moves up
When, the tire 17 of driving wheel 15 and 16 internal messing of inverted cam, the rotation of driving wheel 15 drive inverted cam 16 to rotate, thus make from
Moving cam 16 and crushing block 18 cooperate, and crushing block 18 moves up and down under the rotation of inverted cam 16, to make 3 aperture of water outlet
It reduces, to limit the flow velocity that water flow passes through, the reciprocating movement of crushing block 18 is discharged water flow in such a way that one anxious one is slow, effectively
Water resource has been saved, has made washer 9 and valve member 10 tightly when squeezing connecting rod 6 and valve rod 7 and continuing to move up under the action of squeezing spring 4
When close fit, then water flow stops, to save water resource.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (3)
1. a kind of water-saving valve, including valve body (1), it is characterised in that: offer inlet channel (2) in the valve body (1) and go out
Water channel (3), be fixedly installed on the valve body (1) it is a pair of squeeze spring (4), separate valve body (1) one end of the extrudings spring (4)
It is fixedly connected with briquetting (5), is arranged with respectively in the extruding spring (4) and squeezes connecting rod (6) and valve rod (7), the extruding
Connecting rod (6) and valve rod (7) are movably set in sealing element (8), and the valve rod (7) is far from briquetting (5) one end and washer (9)
It is fixedly connected, the washer (9) and valve member (10) activity cooperate, and the washer (9) is located in inlet channel (2), the extruding
Connecting rod (6) is fixedly connected far from briquetting (5) one end with rack gear (11), and the rack gear (11) is engaged with driving gear (12), institute
It states driving gear (12) to engage with driven gear (13), fixing sleeve is gone back on the wheel shaft of the driven gear (13) equipped with ratchet mechanism
(14), the ratchet mechanism (14) includes driving wheel (15), inverted cam (16) and tire (17), the inverted cam (16) with
Crushing block (18) is flexibly connected, and the crushing block (18) is movably arranged in sleeve (19), is fixedly mounted in the sleeve (19)
Have spring (20), the spring (20) is fixedly connected far from sleeve (19) one end with crushing block (18), and the crushing block (18) is remote
One end from inverted cam (16) extends in water outlet (3), and the water outlet (3) offers out far from inlet channel (2) one end
The mouth of a river (21).
2. a kind of water-saving valve according to claim 1, it is characterised in that: be also fixedly installed on the valve body (1)
Adjusting knob (22), the adjusting knob (22) are fixedly connected with adjusting rod (23), and the adjusting rod (23) is movably arranged on close
In sealing (8), the adjusting rod (23) is fixedly connected far from the one end of adjusting knob (22) with ball valve (24), the ball valve (24)
On offer hydraulic pressure adjustment hole (25).
3. a kind of water-saving valve according to claim 1, it is characterised in that: be also provided with screw thread on the valve body (1)
(26)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910460470.9A CN110219997B (en) | 2019-05-30 | 2019-05-30 | Water-saving valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910460470.9A CN110219997B (en) | 2019-05-30 | 2019-05-30 | Water-saving valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110219997A true CN110219997A (en) | 2019-09-10 |
| CN110219997B CN110219997B (en) | 2020-10-30 |
Family
ID=67818874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910460470.9A Active CN110219997B (en) | 2019-05-30 | 2019-05-30 | Water-saving valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110219997B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022723A (en) * | 2019-12-18 | 2020-04-17 | 郑素丽 | Device for automatically controlling water valve switch to save water by utilizing self weight |
| CN111271508A (en) * | 2020-04-08 | 2020-06-12 | 杭州惠庭科技有限公司 | Prevent protection of bathroom gondola water faucet sudden water spray and mix water valve |
| CN111735163A (en) * | 2020-06-24 | 2020-10-02 | 浙江穗丰机电科技有限公司 | Air conditioner cooling system for storage |
| CN112324917A (en) * | 2020-11-16 | 2021-02-05 | 王明磊 | Environment-friendly water-saving faucet |
| CN113107836A (en) * | 2021-05-25 | 2021-07-13 | 深圳市伙伴气动精密机械有限公司 | Pneumatic safety type pneumatic screw pump and use method thereof |
| CN113969989A (en) * | 2021-10-27 | 2022-01-25 | 二维阀门江苏有限公司 | Water-saving liquid valve capable of semi-automatically controlling flow |
| CN114033856A (en) * | 2021-11-10 | 2022-02-11 | 二维阀门江苏有限公司 | Water-saving valve |
| CN116928364A (en) * | 2023-09-18 | 2023-10-24 | 欧冠阀门科技有限公司 | Flow-regulating pressure regulating valve |
| CN117662823A (en) * | 2023-12-07 | 2024-03-08 | 台州恒的科技有限公司 | Automatic closed solenoid valve and valve core assembly device thereof |
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| CN2088629U (en) * | 1990-07-17 | 1991-11-13 | 林江标 | Power-saving electronic flow controller for water storage electricity self-supply |
| CN2128328Y (en) * | 1992-06-18 | 1993-03-17 | 李强 | Semiautomatic constant-weight water supply valve and manual valve |
| CN2316526Y (en) * | 1998-02-27 | 1999-04-28 | 陈德勤 | Self-closing valve |
| CN101240859A (en) * | 2008-03-13 | 2008-08-13 | 李洪彦 | Water shut-off self-closing water-saving valve |
| CN101526155A (en) * | 2009-03-31 | 2009-09-09 | 温州帝威斯感应洁具有限公司 | Induction type and mechanical type horizontal button dual-purpose water-saving tap |
| WO2011083432A2 (en) * | 2010-01-07 | 2011-07-14 | Bray International, Inc. | Bonnet with gear actuator for angle valves |
| CN204878751U (en) * | 2015-07-21 | 2015-12-16 | 重庆市双涌净水科技有限公司 | Family expenses water purifier tap |
| CN106151604A (en) * | 2016-07-29 | 2016-11-23 | 天津津通瓦特阀门制造有限公司 | A kind of water-saving valve |
| CN207394066U (en) * | 2017-10-23 | 2018-05-22 | 陈家林 | A kind of new medical tap |
-
2019
- 2019-05-30 CN CN201910460470.9A patent/CN110219997B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2088629U (en) * | 1990-07-17 | 1991-11-13 | 林江标 | Power-saving electronic flow controller for water storage electricity self-supply |
| CN2128328Y (en) * | 1992-06-18 | 1993-03-17 | 李强 | Semiautomatic constant-weight water supply valve and manual valve |
| CN2316526Y (en) * | 1998-02-27 | 1999-04-28 | 陈德勤 | Self-closing valve |
| CN101240859A (en) * | 2008-03-13 | 2008-08-13 | 李洪彦 | Water shut-off self-closing water-saving valve |
| CN101526155A (en) * | 2009-03-31 | 2009-09-09 | 温州帝威斯感应洁具有限公司 | Induction type and mechanical type horizontal button dual-purpose water-saving tap |
| WO2011083432A2 (en) * | 2010-01-07 | 2011-07-14 | Bray International, Inc. | Bonnet with gear actuator for angle valves |
| CN204878751U (en) * | 2015-07-21 | 2015-12-16 | 重庆市双涌净水科技有限公司 | Family expenses water purifier tap |
| CN106151604A (en) * | 2016-07-29 | 2016-11-23 | 天津津通瓦特阀门制造有限公司 | A kind of water-saving valve |
| CN207394066U (en) * | 2017-10-23 | 2018-05-22 | 陈家林 | A kind of new medical tap |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022723A (en) * | 2019-12-18 | 2020-04-17 | 郑素丽 | Device for automatically controlling water valve switch to save water by utilizing self weight |
| CN111271508A (en) * | 2020-04-08 | 2020-06-12 | 杭州惠庭科技有限公司 | Prevent protection of bathroom gondola water faucet sudden water spray and mix water valve |
| CN111271508B (en) * | 2020-04-08 | 2020-11-13 | 鹤山市佳好家卫浴实业有限公司 | Prevent protection of bathroom gondola water faucet sudden water spray and mix water valve |
| CN111735163A (en) * | 2020-06-24 | 2020-10-02 | 浙江穗丰机电科技有限公司 | Air conditioner cooling system for storage |
| CN112324917B (en) * | 2020-11-16 | 2022-08-19 | 鹤山市金威豪泰卫浴实业有限公司 | Environment-friendly water-saving faucet |
| CN112324917A (en) * | 2020-11-16 | 2021-02-05 | 王明磊 | Environment-friendly water-saving faucet |
| CN113107836A (en) * | 2021-05-25 | 2021-07-13 | 深圳市伙伴气动精密机械有限公司 | Pneumatic safety type pneumatic screw pump and use method thereof |
| CN113969989A (en) * | 2021-10-27 | 2022-01-25 | 二维阀门江苏有限公司 | Water-saving liquid valve capable of semi-automatically controlling flow |
| CN114033856A (en) * | 2021-11-10 | 2022-02-11 | 二维阀门江苏有限公司 | Water-saving valve |
| CN114033856B (en) * | 2021-11-10 | 2022-08-09 | 二维阀门江苏有限公司 | Water-saving valve |
| CN116928364A (en) * | 2023-09-18 | 2023-10-24 | 欧冠阀门科技有限公司 | Flow-regulating pressure regulating valve |
| CN116928364B (en) * | 2023-09-18 | 2023-11-28 | 欧冠阀门科技有限公司 | Flow-regulating pressure regulating valve |
| CN117662823A (en) * | 2023-12-07 | 2024-03-08 | 台州恒的科技有限公司 | Automatic closed solenoid valve and valve core assembly device thereof |
| CN117662823B (en) * | 2023-12-07 | 2024-06-18 | 台州恒的科技有限公司 | Automatic closed solenoid valve and valve core assembly device thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110219997B (en) | 2020-10-30 |
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