CN2791395Y - Self-rotation micro-damping coutrol valve for waterproof watch - Google Patents
Self-rotation micro-damping coutrol valve for waterproof watch Download PDFInfo
- Publication number
- CN2791395Y CN2791395Y CN 200420109952 CN200420109952U CN2791395Y CN 2791395 Y CN2791395 Y CN 2791395Y CN 200420109952 CN200420109952 CN 200420109952 CN 200420109952 U CN200420109952 U CN 200420109952U CN 2791395 Y CN2791395 Y CN 2791395Y
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- valve
- epithelium
- water meter
- water
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Abstract
The utility model relates to the field of a liquid switch valve, particularly a micro-resistance control valve capable of preventing the automatic rotation of a water meter. The utility model mainly comprises a valve seat, a valve cover, a valve rod, a water inlet passage, a water outlet passage, a rubber membrane, a rubber membrane gasket and a special service valve port, wherein the special service valve port forms an angle with the water inlet passage and the water outlet passage to reduce the resistance of a water flow, and the special service valve port is fixedly arranged in an inner cavity of the water inlet passage of the valve seat and corresponds to the rubber membrane gasket on the rubber membrane; a recess which is designed at the center of the rubber membrane gasket and the valve rod are in the same axial line; the central position of the rubber membrane gasket or the side wall of the rubber membrane is provided with one or more than one pressure relief hole. The utility model can effectively partition the automatic rotation of a water meter due to the turbulent motion of the front and the back pressure of the water meter, and has a good inhibiting effect to the phenomenon of the leakage of water of the water meter.
Description
Technical field
The utility model relates to liquid switch valve field, relates in particular to the little resistance control valve of a kind of preventing autorotation of water meter.
Background technique
At present, the engineering of town water supply " Every household has an ammeter, read the ammeter directly " is fully under way, the control valve that is installed in water meter front and back on the pipeline generally adopts gate valve or ball valve, the break-make that this common gate valve or ball valve can only controlling plumbing fixtures supply water does not have waterproof watch to cause the function of water meter rotation because of front and back pressure turbulent fluctuation.For this reason, people have expected solving with safety check the problem of water meter rotation, though this safety check can solve the rotation of part water meter, but because of having adopted spring on its structural design, can't fundamentally solve the water meter rotation, cause the local head resistance of valve itself excessive and do not have a break-make control function simultaneously.
Summary of the invention
The utility model is at above-mentioned situation, purpose is to provide a kind of break-make control function that both had, have effective partition again because of the caused water meter rotation function of pressure turbulent fluctuation before and after the water meter, also have and suppress the preventing autorotation of water meter little resistance control valve of water meter water clock with water function.
For achieving the above object, the technical solution of the utility model is: the little resistance control valve of a kind of preventing autorotation of water meter, comprise valve seat, valve gap, valve rod, inlet channel and water outlet, epithelium, the epithelium liner, special-purpose valve port, wherein epithelium is installed in the valve seat cavity, by fixing with valve seat and combining of valve gap mating face, the coaxial secure fit of epithelium liner and epithelium, the tight-lipped Guan County of special valve is loaded in the valve seat cavity, special-purpose valve port be on the same axis with epithelium and the position corresponding, be provided with relief hole in epithelium sidewall locations or epithelium liner neutral position.
The utility model optimal technical scheme is: is provided with depression in the middle of the described epithelium liner, depression and valve rod are on the same axis, and pocket shapes matches with valve rod plush copper shape on the valve rod; Special-purpose valve port center line becomes an oblique angle with inlet channel, water outlet center line; Described relief hole can be one or more; Described special-purpose valve port can adopt permeability magnetic material to make, and epithelium or epithelium liner can adopt magnetic material to make; Described special-purpose valve port can adopt magnetic material to make, and the epithelium liner can adopt permeability magnetic material to make; Described special-purpose valve port can adopt the opposite magnetic material of magnetic field polarity to make with epithelium or epithelium liner; Described special-purpose valve port can adopt the opposite magnetic material of magnetic field polarity to make with epithelium and epithelium liner.
The utility model is owing to adopted technique scheme, it is reasonable in design that it has been had, simple in structure, and local head loss is little, can effectively cut off because of the caused water meter rotation of pressure turbulent fluctuation before and after the water meter, water meter water clock water phenomenon is also had the good restraining effect.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the another kind of structural representation of the utility model.
Embodiment
Embodiment 1: as shown in Figure 1, the little resistance control valve of a kind of preventing autorotation of water meter comprises valve seat 2, valve gap 5, valve rod 6, inlet channel 1, water outlet 11, epithelium 3, epithelium liner 4 and special-purpose valve port 10.Epithelium 3 is installed in valve seat 2 cavitys, by fixing with valve seat 2 and combining of valve gap 5 mating faces, epithelium liner 4 and epithelium 3 coaxial secure fit, special-purpose valve port 10 fastening being installed in valve seat 2 cavitys, special-purpose valve port 10 be on the same axis with epithelium 3 and the position corresponding, the while, special-purpose valve port 10 center lines became an oblique angle with inlet channel 1, water outlet 11 center lines.Be provided with depressions 8 in the middle of the epithelium liner 4, depression 8 is on the same axis with valve rod 6, and depression 8 shapes match with valve rod plush copper 7 shapes on the valve rod 6, and epithelium 3 sidewall locations are provided with relief hole 9, and relief hole can be one or more.When special-purpose valve port 10 employing permeability magnetic materials, epithelium 3 or epithelium liner 4 can adopt magnetic material; When special-purpose valve port 10 employing magnetic materials, epithelium liner 4 can adopt permeability magnetic material; Special-purpose valve port 10 can adopt the opposite magnetic material of magnetic field polarity to make with epithelium 3 or epithelium liner 4; Special-purpose valve port 10 also can adopt the opposite magnetic material of magnetic field polarity to make with epithelium 3 and epithelium liner 4.
Embodiment 2: as shown in Figure 2, the little resistance control valve of a kind of preventing autorotation of water meter comprises valve seat 2, valve gap 5, valve rod 6, inlet channel 1, water outlet 11, epithelium 3, epithelium liner 4 and special-purpose valve port 10; Epithelium 3 is installed in valve seat 2 cavitys, by fixing with valve seat 2 and combining of valve gap 5 mating faces, epithelium liner 4 and epithelium 3 coaxial secure fit, special-purpose valve port 10 fastening being installed in valve seat 2 cavitys, special-purpose valve port 10 be on the same axis with epithelium 3 and the position corresponding, the while, special-purpose valve port 10 center lines became an oblique angle with inlet channel 1, water outlet 11 center lines.Be provided with depressions 8 in the middle of the epithelium liner 4, depression 8 is on the same axis with valve rod 6, and depression 8 shapes match with valve rod plush copper 7 shapes on the valve rod 6, and epithelium liner 4 neutral positions are provided with relief hole 9, and relief hole can be one or more.When special-purpose valve port 10 employing permeability magnetic materials, epithelium 3 or epithelium liner 4 can adopt magnetic material; When special-purpose valve port 10 employing magnetic materials, epithelium liner 4 can adopt permeability magnetic material; Special-purpose valve port 10 can adopt the opposite magnetic material of magnetic field polarity to make with epithelium 3 or epithelium liner 4; Special-purpose valve port 10 also can adopt the opposite magnetic material of magnetic field polarity to make with epithelium 3 and epithelium liner 4.
The utility model working principle is: dextrorotation rotating valve rod 6, make valve rod 6 under the guiding of threaded stem, valve rod plush copper 7 is aimed at the depressions 8 that withstand design in the middle of the epithelium liner 4, and the stressed transmission by epithelium liner 4 makes sealing between epithelium 3 and the special-purpose valve port 10, valve closing.Be rotated counterclockwise valve rod 6, make valve rod 6 under the guiding of threaded stem, rise to highest order, 7 position-limiting actions of valve rod plush copper.At this moment, if the user is water not: the hydraulic pressure that reaches in epithelium 3 epicoeles in hydraulic pressure in the valve water outlet 11 and the inlet channel 1 equates, magnetic field suction between epithelium 3 or epithelium liner 4 and the special-purpose valve port 10 adds under the effect of epithelial membrane 3 and epithelium liner 4 both self gravitations, be in sealing state between epithelium 3 and the special-purpose valve port 10, effectively cut off the pressure turbulent fluctuation between valve inlet channel 1 and the water outlet 11, reach and prevent the water meter generation rotation that is connected with valve water outlet 11.If the normal water of user: valve water outlet 11 by relief hole 9 be connected and epithelium 3 epicoeles in hydraulic pressure descend suddenly, the pressure reduction that epithelium 3 forms up and down overcomes the gravity that magnetic field suction between epithelium 3 or epithelium liner 4 and the special-purpose valve port 10 adds epithelial membrane 3 and epithelium liner 4 both self, epithelium 3 is up pushed away together with epithelium liner 4, so valve open.In a single day valve is opened, magnetic field suction between epithelium 3 or epithelium liner 4 and the special-purpose valve port 10 just disappears, and the gravity that the current in the valve inlet channel 1 only need definite value to overcome epithelium 3 and epithelium liner 4 both self adds epithelial membrane 3 reducing power that self warpage of back are produced that rises and gets final product.After having broken through general safety check and utilizing spring force sealing, the liquid that passes through in the valve not only will overcome intrinsic local resistance itself, also will overcome the resistance that spring force caused that becomes quadratic relationship with valve opening degree simultaneously.Thereby reach little resistance purpose of valve; With the direction of special-purpose valve port 10 and into and out of the design at angle of water channel direction, further reach little resistance purpose of this valve from " hydraulics " angle.If user's water clock water: from the manufacturing development of water meter itself, undeniable its accuracy of manufacturing and design sensitivity are become better and better, so be subjected to all multifactor restrictions such as water meter design principle and manufacture cost, user's water clock water and phenomenon that water meter is not counted still exist.The utility model also has the good restraining effect to water meter water clock water phenomenon, it realizes that principle is: when user's water clock water, hydraulic pressure in valve water outlet 11 and epithelium 3 epicoeles and the water meter that is connected later and the pipeline reduces gradually, As time goes on, the pressure reduction of epithelium about in the of 3 also can increase gradually, in case this pressure reduction reaches the gravity that the magnetic field suction that can overcome between epithelium 3 or epithelium liner 4 and the special-purpose valve port 10 adds epithelial membrane 3 and epithelium liner 4 both self, epithelium 3 up pushes away on suddenly together with epithelium liner 4, valve was opened by moment, have one current to flow through suddenly this moment between valve epithelium 3 and special-purpose valve port 10, rapidly valve is advanced, pressure balance in the water outlet, and this burst water impact acts on the water meter, make water meter rotate metering between instantaneous, this phenomenon is crossed in the kind at whole water clock water and is moved in circles, and has reached the effective inhibition to water meter water clock water phenomenon.Thereby broken through general safety check internal cause spring force and can not produce the phenomenon that stressed sudden change can't effectively suppress water meter water clock water.
Claims (8)
1, the little resistance control valve of a kind of preventing autorotation of water meter, comprise valve seat (2), valve gap (5), valve rod (6), inlet channel (1) and water outlet (11), it is characterized in that also comprising epithelium (3), epithelium liner (4), special-purpose valve port (10), epithelium (3) is installed in valve seat (2) cavity, by fixing with valve seat (2) and combining of valve gap (5) mating face, epithelium liner (4) and the coaxial secure fit of epithelium (3), special-purpose valve port (10) is fastening to be installed in valve seat (2) cavity, special-purpose valve port (10) be on the same axis with epithelium (3) and the position corresponding, be provided with relief hole (9) in epithelium (3) sidewall locations or epithelium liner (4) neutral position.
2, the little resistance control valve of preventing autorotation of water meter according to claim 1, it is characterized in that: be provided with depression (8) in the middle of the described epithelium liner (4), depression (8) and valve rod (6) are on the same axis, and depression (8) shape matches with valve rod plush copper (7) shape on the valve rod (6).
3, the little resistance control valve of preventing autorotation of water meter according to claim 1 is characterized in that: special-purpose valve port (10) center line becomes an oblique angle with inlet channel (1), water outlet (11) center line.
4, the little resistance control valve of preventing autorotation of water meter according to claim 1, it is characterized in that: described relief hole (9) can be one or more.
5, the little resistance control valve of preventing autorotation of water meter according to claim 1, it is characterized in that: described special-purpose valve port (10) can adopt permeability magnetic material to make, and epithelium (3) or epithelium liner (4) can adopt magnetic material to make.
6, the little resistance control valve of preventing autorotation of water meter according to claim 1, it is characterized in that: described special-purpose valve port (10) can adopt magnetic material to make, and epithelium liner (4) can adopt permeability magnetic material to make.
7, the little resistance control valve of preventing autorotation of water meter according to claim 1 is characterized in that: described special-purpose valve port (10) can adopt the opposite magnetic material of magnetic field polarity to make with epithelium (3) or epithelium liner (4).
8, the little resistance control valve of preventing autorotation of water meter according to claim 1 is characterized in that: described special valve (10) can adopt the opposite magnetic material of magnetic field polarity to make with epithelium (3) and epithelium liner (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420109952 CN2791395Y (en) | 2004-12-05 | 2004-12-05 | Self-rotation micro-damping coutrol valve for waterproof watch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420109952 CN2791395Y (en) | 2004-12-05 | 2004-12-05 | Self-rotation micro-damping coutrol valve for waterproof watch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2791395Y true CN2791395Y (en) | 2006-06-28 |
Family
ID=36807465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420109952 Expired - Fee Related CN2791395Y (en) | 2004-12-05 | 2004-12-05 | Self-rotation micro-damping coutrol valve for waterproof watch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2791395Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852299A (en) * | 2010-07-01 | 2010-10-06 | 武汉市水务集团有限公司 | Adjustable valve for preventing autorotation of water meter |
| CN104455588A (en) * | 2014-12-11 | 2015-03-25 | 陈伟成 | Pulsating non-return stop valve |
| CN112901816A (en) * | 2021-01-08 | 2021-06-04 | 安徽建筑大学 | Airborne diaphragm type valve structure |
-
2004
- 2004-12-05 CN CN 200420109952 patent/CN2791395Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852299A (en) * | 2010-07-01 | 2010-10-06 | 武汉市水务集团有限公司 | Adjustable valve for preventing autorotation of water meter |
| CN101852299B (en) * | 2010-07-01 | 2011-10-19 | 武汉市水务集团有限公司 | Adjustable valve for preventing autorotation of water meter |
| CN104455588A (en) * | 2014-12-11 | 2015-03-25 | 陈伟成 | Pulsating non-return stop valve |
| CN112901816A (en) * | 2021-01-08 | 2021-06-04 | 安徽建筑大学 | Airborne diaphragm type valve structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060628 Termination date: 20121205 |