CN2670698Y - Diaphragm water valve with adjustable flow - Google Patents
Diaphragm water valve with adjustable flow Download PDFInfo
- Publication number
- CN2670698Y CN2670698Y CNU2003201075816U CN200320107581U CN2670698Y CN 2670698 Y CN2670698 Y CN 2670698Y CN U2003201075816 U CNU2003201075816 U CN U2003201075816U CN 200320107581 U CN200320107581 U CN 200320107581U CN 2670698 Y CN2670698 Y CN 2670698Y
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- CN
- China
- Prior art keywords
- valve
- barrier film
- water
- intercommunicating pore
- outlet pipe
- 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
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- Magnetically Actuated Valves (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The utility model discloses a diaphragm water valve with adjustable flow, comprising a valve body, a valve cover and a diaphragm. The valve body is provided with a water inlet pipe, a water outlet pipe and a controlling opening. A water opening is provided between the water inlet pipe and the water outlet pipe, the diaphragm is provided between the valve cover and the controlling opening, and the diaphragm is positioned above the water opening. A hydraulic-pressure balancing chamber is formed between the diaphragm and the valve cover, and the bottom of the diaphragm is provided with a water-stopping lug which is blocked on the water opening. The inner side wall of the water outlet pipe is provided with a lower communicating hole, and the valve cover is provided with the installation slot of an electromagnetic valve. The bottom of the installation slot of the electromagnetic valve is provided with an upper communicating hole communicated with the lower communicating hole, and the side wall of the installation slot of the electromagnetic valve is provided with a through hole communicated with the hydraulic-pressure balancing chamber. The diaphragm is provided with a balancing hole, and the hydraulic-pressure balancing chamber is communicated with a water inlet by the balancing hole. The installation slot of the electromagnetic valve is provided with the electromagnetic valve, the valve core of the electromagnetic valve is positioned at the top of the upper communicating hole, the top of the valve cover is provided with a thread hole, and a screw rod is matched in the thread hole. The utility model can adjust the flow of the diaphragm water valve through rotating the screw rod.
Description
Technical field
The utility model relates to a kind of barrier film water valve that acts on the water valve that activates on the barrier film, particularly a kind of adjustable flow by fluid.
Background technique
Existing barrier film water valve as shown in Figure 3, comprise valve body 1, valve gap 2 and barrier film 3, valve body 1 is provided with intake pipe 11, outlet pipe 12 and control mouth 13, be provided with inlet 14 between outlet pipe 12 and the intake pipe 11, barrier film 3 is arranged between valve gap 2 and the control mouth 13, and be in inlet 14 tops, form a water pressure balance cavity 20 between barrier film 3 and the valve gap 2, be provided with spring 8 between barrier film 3 and the valve gap 2, barrier film 3 bottoms are provided with the projection 30 that blocks water, this projection 30 that blocks water can block on inlet 14, and the path between outlet pipe 12 and the intake pipe 11 is blocked; Outlet pipe 12 madial walls are provided with down intercommunicating pore 51, valve gap 2 is provided with a solenoid valve mounting groove 4, solenoid valve mounting groove 4 bottoms are provided with a last intercommunicating pore 52 that communicates with the following intercommunicating pore 51 of outlet pipe 12 madial walls, solenoid valve mounting groove 4 sidewalls also are provided with the through hole 53 that communicates with water pressure balance cavity 20, barrier film 3 is provided with an equalizing orifice 6, this equalizing orifice 6 communicates water pressure balance cavity 20 and intake pipe 11, and solenoid valve 7 is installed in the solenoid valve mounting groove 4, and the valve core 70 of solenoid valve 7 is positioned at intercommunicating pore 52 tops.
When the solenoid valve 7 of above-mentioned barrier film water valve is switched on, its spool 70 is upwards inhaled, last intercommunicating pore 52 is on state, and water pressure balance cavity 20 and outlet pipe 12 are connected, and its hydraulic pressure equals the hydraulic pressure of outlet pipe 12, and less than the hydraulic pressure of intake pipe 11, therefore, barrier film 3 is upwards pushed up, and the projection 30 that blocks water leaves inlet 14, inlet 14 conductings, intake pipe 11 and outlet pipe 12 are communicated with; During solenoid valve 7 outages, its spool 70 stops up downwards goes up intercommunicating pore 52, because the hydraulic pressure of intake pipe 11 is higher than the hydraulic pressure in the water pressure balance cavity 20, water slowly enters in the water pressure balance cavity 20 from equalizing orifice 6, equate up to 3 liang of side hydraulic pressures of barrier film, barrier film 3 is pressed on the inlet 14 under spring 8 elastic force effects, is blocked between intake pipe 11 and the outlet pipe 12.In addition, the barrier film water valve that yet has does not have spring 8, and its course of action relies on barrier film 3 elasticity own to finish fully.
As mentioned above, the distance that barrier film 3 quilts made progress jack-up when the flow size of this barrier film water valve depended primarily on its conducting, and this distance depends primarily on the size of hydraulic pressure and the elasticity of barrier film, hydraulic pressure is big or barrier film elasticity is bigger, then its flow is bigger, otherwise then flow is less, and as seen, its flow can not be regulated as required.
The model utility content
The utility model provides a kind of barrier film water valve of adjustable flow, and its main purpose is to overcome the defective that existing barrier film water valve can not be regulated the flow size as required.
The utility model adopts following technological scheme: comprise valve body, valve gap and barrier film, valve body is provided with intake pipe, outlet pipe and control mouth, be provided with inlet between intake pipe and the outlet pipe, barrier film is arranged between valve gap and the control mouth, and be in the inlet top, form a water pressure balance cavity between barrier film and the valve gap, separator bottom is provided with the projection that blocks water that blocks on inlet; The outlet pipe madial wall is provided with down intercommunicating pore, valve gap is provided with a solenoid valve mounting groove, solenoid valve mounting groove bottom is provided with a last intercommunicating pore that communicates with following intercommunicating pore, solenoid valve mounting groove sidewall also is provided with the through hole that communicates with water pressure balance cavity, and barrier film is provided with an equalizing orifice, and this equalizing orifice is connected water pressure balance cavity and water inlet, in the solenoid valve mounting groove solenoid valve is installed, the valve core of solenoid valve is positioned at the intercommunicating pore top, and the valve gap top is provided with a tapped hole, is combined with a screw rod in the tapped hole.
The size of described equalizing orifice is much smaller than the size of last intercommunicating pore and following intercommunicating pore.
The outer part of described intake pipe and outlet pipe is equipped with internal thread.
Be provided with spring between barrier film and the valve gap.
Described valve gap inner top surface is provided with ring bodies, and top, barrier film middle part also is provided with down ring bodies, and the two ends of described spring are sheathed on the periphery of ring bodies and following ring bodies respectively, and described screw rod passes the center of ring bodies.
Described screw tip is provided with cross groove, and the bottom that screw rod is positioned at water pressure balance cavity is provided with the jacking block of a circle, and the diameter of this jacking block bottom surface is greater than the diameter of screw rod, less than the internal diameter of spring.
By above-mentioned description to the utility model structure as can be known, compare with existing barrier film water valve, the utlity model has following advantage: can pass through the screw-driver rotary screw, it is moved up and down, the height that barrier film pops up can be limited in the underpart of screw rod, thereby can regulate the flow by the water of this barrier film water valve as required.
Description of drawings
Fig. 1 is the outside perspective view of the utility model;
Fig. 2 is the utility model longitudinal sectional drawing;
Fig. 3 is the longitudinal sectional drawing of existing membrane valve.
Specific embodiment
A specific embodiment of the present utility model, see figures.1.and.2, comprise valve body 1, valve gap 2 and barrier film 3, valve body 1 is provided with intake pipe 11, outlet pipe 12 and control mouth 13, be provided with inlet 14 between outlet pipe 12 and the intake pipe 11, barrier film 3 is arranged between valve gap 2 and the control mouth 13, and be in inlet 14 tops, form a water pressure balance cavity 20 between barrier film 3 and the valve gap 2, valve gap 2 inner top surfaces are provided with the last ring bodies 21 of downward extension, top, barrier film 3 middle parts is provided with upwardly extending ring bodies 31 down, other has a spring 8, its two ends are sheathed on the periphery of ring bodies 21 and following ring bodies 31 respectively, barrier film 3 bottoms are provided with the projection 30 that blocks water, this projection 30 that blocks water can block on inlet 14, path between outlet pipe 12 and the intake pipe 11 is blocked, outlet pipe 12 madial walls are provided with down intercommunicating pore 51, valve gap 2 is provided with a solenoid valve mounting groove 4, solenoid valve mounting groove 4 bottoms are provided with a last intercommunicating pore 52 that communicates with the following intercommunicating pore 51 of outlet pipe 12 madial walls, solenoid valve mounting groove 4 sidewalls also are provided with the through hole 53 that communicates with water pressure balance cavity 20, barrier film 3 is provided with an equalizing orifice 6, this equalizing orifice 6 communicates water pressure balance cavity 20 and intake pipe 11, the size of equalizing orifice 6 is much smaller than the size of last intercommunicating pore 52 and following intercommunicating pore 51, solenoid valve 7 is installed in the solenoid valve mounting groove 4, and the valve core 70 of solenoid valve 7 is positioned at intercommunicating pore 52 tops.
When solenoid valve 7 energisings, its spool 70 is upwards inhaled, and last intercommunicating pore 52 is on state, and water pressure balance cavity 20 and outlet pipe 12 are connected, its hydraulic pressure equals the hydraulic pressure of outlet pipe 12, and less than the hydraulic pressure of intake pipe 11, and the size of equalizing orifice 6 is much smaller than the size of last intercommunicating pore 52 and following intercommunicating pore 51, therefore, barrier film 3 is upwards pushed up, the projection 30 that blocks water leaves inlet 14, inlet 14 conductings, and intake pipe 11 and outlet pipe 12 are communicated with; During solenoid valve 7 outages, its spool 70 stops up downwards goes up intercommunicating pore 52, because the hydraulic pressure of intake pipe 11 is higher than the hydraulic pressure in the water pressure balance cavity 20, water slowly enters in the water pressure balance cavity 20 from equalizing orifice 6, equate up to 3 liang of side hydraulic pressures of barrier film, barrier film 3 is pressed on the inlet 14 under spring 8 elastic force effects, is blocked between intake pipe 11 and the outlet pipe 12.
The user can be according to actual needs, with cross groove 90 rotary screws 9 of screw-driver by screw rod 9 tops, it is moved up and down, thereby regulate the height of its bottom jacking block 91, the height of this jacking block 91 is the maximum height that barrier film 3 can be movable, can control thus that inlet 14 opens degree, thereby control is by the flow of the water of valve body 1.
Above-mentioned is a specific embodiment of the present utility model, but design concept of the present utility model is not limited thereto, but be by screw rod 9 is set on valve gap 2, by regulating the upper-lower position of this screw rod 9, restriction barrier film 3 maximum height of upspringing is regulated the flow by the barrier film water valve, allly utilizes this design that the utility model is carried out the change of unsubstantiality, as by the structure of barrier film 3 is necessarily improved, thereby can omit spring 8, all belong to and invade claim of the present utility model.
Claims (6)
1, a kind of barrier film water valve of adjustable flow, comprise valve body, valve gap and barrier film, valve body is provided with intake pipe, outlet pipe and control mouth, be provided with inlet between intake pipe and the outlet pipe, barrier film is arranged between valve gap and the control mouth, and be in the inlet top, form a water pressure balance cavity between barrier film and the valve gap, separator bottom is provided with the projection that blocks water that blocks on inlet; The outlet pipe madial wall is provided with down intercommunicating pore, valve gap is provided with a solenoid valve mounting groove, solenoid valve mounting groove bottom is provided with a last intercommunicating pore that communicates with following intercommunicating pore, solenoid valve mounting groove sidewall also is provided with the through hole that communicates with water pressure balance cavity, barrier film is provided with an equalizing orifice, this equalizing orifice is connected water pressure balance cavity and water inlet, in the solenoid valve mounting groove solenoid valve is installed, the valve core of solenoid valve is positioned at the intercommunicating pore top, it is characterized in that: the valve gap top is provided with a tapped hole, is combined with a screw rod in the tapped hole.
2, the barrier film water valve of a kind of adjustable flow as claimed in claim 1 is characterized in that: the size of described equalizing orifice is much smaller than the size of last intercommunicating pore and following intercommunicating pore.
3, the barrier film water valve of a kind of adjustable flow as claimed in claim 1 is characterized in that: the outer part of described intake pipe and outlet pipe is equipped with internal thread.
4, the barrier film water valve of a kind of adjustable flow as claimed in claim 1 is characterized in that: be provided with spring between barrier film and the valve gap.
5, the barrier film water valve of a kind of adjustable flow as claimed in claim 4, it is characterized in that: described valve gap inner top surface is provided with ring bodies, top, barrier film middle part also is provided with down ring bodies, the two ends of described spring are sheathed on the periphery of ring bodies and following ring bodies respectively, and described screw rod passes the center of ring bodies.
6, the barrier film water valve of a kind of adjustable flow as claimed in claim 1, it is characterized in that: described screw tip is provided with cross groove, the bottom that screw rod is positioned at water pressure balance cavity is provided with the jacking block of a circle, and the diameter of this jacking block bottom surface is greater than the diameter of screw rod, less than the internal diameter of spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2003201075816U CN2670698Y (en) | 2003-12-10 | 2003-12-10 | Diaphragm water valve with adjustable flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2003201075816U CN2670698Y (en) | 2003-12-10 | 2003-12-10 | Diaphragm water valve with adjustable flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2670698Y true CN2670698Y (en) | 2005-01-12 |
Family
ID=34474554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2003201075816U Expired - Fee Related CN2670698Y (en) | 2003-12-10 | 2003-12-10 | Diaphragm water valve with adjustable flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2670698Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117267408A (en) * | 2023-11-23 | 2023-12-22 | 海普瑞(常州)洁净系统科技有限公司 | Zero dead water bypass valve for semiconductor manufacturing |
-
2003
- 2003-12-10 CN CNU2003201075816U patent/CN2670698Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117267408A (en) * | 2023-11-23 | 2023-12-22 | 海普瑞(常州)洁净系统科技有限公司 | Zero dead water bypass valve for semiconductor manufacturing |
| CN117267408B (en) * | 2023-11-23 | 2024-02-09 | 海普瑞(常州)洁净系统科技有限公司 | Zero dead water bypass valve for semiconductor manufacturing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |