CN201858403U - Overflow valve for constant-pressure flow discharge of water pump - Google Patents
Overflow valve for constant-pressure flow discharge of water pump Download PDFInfo
- Publication number
- CN201858403U CN201858403U CN2010205247050U CN201020524705U CN201858403U CN 201858403 U CN201858403 U CN 201858403U CN 2010205247050 U CN2010205247050 U CN 2010205247050U CN 201020524705 U CN201020524705 U CN 201020524705U CN 201858403 U CN201858403 U CN 201858403U
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- valve body
- groove
- guide rod
- valve
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- Expired - Fee Related
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Abstract
An overflow valve for constant-pressure flow discharge of a water pump comprises a valve body, a bonnet, an elastic diaphragm, a pressure plate and a guide rod, wherein a recess is arranged on one side of the valve body, two transverse half-through holes communicated with the recess are arranged in the valve body, one transverse half-through hole is arranged in the center of the recess, the upper end and the lower end of the valve body are provided with longitudinal half-through holes having two mounting joints, one longitudinal half-through hole is communicated with the transverse half-through hole arranged in the center, the other longitudinal half-through hole is communicated with the other transverse half-through hole, the recess is provided with a platform in an outward extending manner, the bonnet and the valve body are fastened to each other, one side of the bonnet contacting with the valve body is provided with another recess, the middle of the bonnet is provided with a through hole communicated with the recess, one internal threaded end of the through hole is connected with an adjusting nut in a screwed manner, the valve body and the bonnet forms a chamber after being fastened, the elastic diaphragm is disposed on the platform outwardly extending from the recess and clamped between the valve body and the bonnet to divide the chamber into two independent sub-chambers, the nut-shaped pressure plate is disposed in the recess of the bonnet, one end of the pressure plate having a guide rod insertion hole is inserted into the through hole of the bonnet, a spring is sleeved on the guide rod, the guide rod and the spring are both disposed in the through hole of the bonnet, one end of the guide rod is connected with the guide rod insertion hole of the pressure plate, and the other end of the guide rod is fixed by an adjusting nut.
Description
Technical field
The utility model relates to a kind of valve, particularly a kind of release relief valve of regulating water-aspirator pressure.
Background technique
Water pump is that the hydraulic pressure that one of utensil of using of multiple industry regular meeting, particularly some this equipment medical apparatus provide water pump requires more harsh.The water pressure invariableness that requires water outlet one among a small circle in; in use; when stopping (or temporarily stopping) water whenever the working area equipment downtime; water pump is still in running order; under situation about not switching off the pump; accumulating in waterexit end hydraulic pressure can not obtain discharging; thereby make water pump running under high pressure for a long time; cause the water pump loss to accelerate; too early damage is scrapped; and outlet hydraulic pressure is crossed conference and is caused the damage that can cause equipment inner structure damage, dialyzer dialysis membrane, so need a kind of device that the water pump constant voltage is unloaded stream that solve.
Summary of the invention
The purpose of this utility model is to disclose a kind of simple in structure, can in time regulate the release relief valve of water-aspirator pressure.
For reaching the foregoing invention purpose, the technological scheme that is adopted is: a kind of release relief valve of regulating water-aspirator pressure, comprise: a valve body, described valve body one side has groove, have two horizontal half through holes that are communicated with groove in the valve body, one of them horizontal half through hole places the middle position of groove, two ends also have vertical half through hole of two erection joints about the valve body, one of them vertical half through hole is communicated with horizontal half through hole that places central authorities, another vertical half through hole is communicated with another horizontal half through hole, and the groove extension is provided with platform; One valve gap, the mutual snapping of described valve gap and valve body, the contacted side of valve gap and valve body has groove, has the through hole that is communicated with groove in the middle of the valve gap, the end that through hole is provided with internal thread is connected with the adjustment swivel nut, and valve body behind the snapping and valve gap form a chamber; One rubber-like diaphragm, diaphragm are placed on the platform of groove extension and are fastened between valve body and the valve gap, and described chamber is divided into two independently sub-chamber; One compressing tablet, the compressing tablet of nut type are placed in the groove of valve gap, and an end that has the guide rod jack on the compressing tablet inserts in the through hole on the valve gap; One guide rod is with spring on the guide rod, guide rod and spring place the through hole on the valve gap jointly, and an end of guide rod and the guide rod jack of compressing tablet join, and the other end is fixed by adjusting swivel nut.
Place the diameter of horizontal half through-hole diameter of valve body central authorities less than another horizontal half through hole.
The platform of valve body upper groove extension is provided with a circle projection, and the one side of diaphragm and contact with platform is provided with a circle groove, the groove on the diaphragm just with platform on the protruding mutual fastening that is connected.
Horizontal half through hole of valve body middle position, its end end face near valve body recess is higher than the bottom plane of groove.The joint that is installed on the valve body is provided with slideproof tooth.
Of the present utility model simple in structure, light and handy, easy to use, can in time carry out release to water pump hydraulic pressure, prolong water pump working life, the pressure requirement of safeguard work district equipment simultaneously.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the plan view of Fig. 1;
Among the figure: 1-valve body, 2-joint, 3-valve gap, 4-diaphragm, 5-compressing tablet, 6-guide rod, 7-spring, 8-adjust swivel nut.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail:
As shown in Figure 1, 2, a kind of release relief valve of regulating water-aspirator pressure, comprise: a valve body 1, described valve body 1 one sides have groove, have two horizontal half through holes that are communicated with groove in the valve body 1, one of them horizontal half through hole places the middle position of groove, valve body also has vertical half through hole of two erection joints 2 in two ends about in the of 1, one of them vertical half through hole is communicated with horizontal half through hole that places central authorities, another vertical half through hole is communicated with another horizontal half through hole, and the groove extension is provided with platform; One valve gap 3, described valve gap 3 and valve body 1 mutual snapping, valve gap 3 has groove with the contacted side of valve body, has the through hole that is communicated with groove in the middle of the valve gap 3, the end that through hole is provided with internal thread is connected with adjustment swivel nut 8, and valve body 1 behind the snapping and valve gap 3 form a chamber; One rubber-like diaphragm 4, diaphragm 4 are placed on the platform of groove extension and are fastened between valve body 1 and the valve gap 3, and described chamber is divided into two independently sub-chamber; One compressing tablet 5, the compressing tablet 5 of nut type is placed in the groove of valve gap 3, and an end that has the guide rod jack on the compressing tablet 5 inserts in the through hole on the valve gap 3; One guide rod 6 is with spring 7 on the guide rod 6, guide rod 6 and spring 7 place the through hole on the valve gap 3 jointly, and an end of guide rod 6 and the guide rod jack of compressing tablet 5 join, and the other end is fixing by adjusting swivel nut 8.
Place the diameter of horizontal half through-hole diameter of valve body 1 central authorities less than another horizontal half through hole.The platform of valve body 1 upper groove extension is provided with a circle projection, and diaphragm 4 is provided with a circle groove with the one side of contact with platform, the groove on the diaphragm 4 just with platform on protrudingly be connected fastening mutually, play seal action, make diaphragm 4 when bending, can not break away from simultaneously.Horizontal half through hole of valve body 1 middle position, its end end face near valve body 1 groove is higher than the bottom plane of groove.The joint 2 that is installed on the valve body 1 is provided with slideproof tooth.
As shown in Figure 1, during use, relief valve is attempted by on the intake pipe and outlet pipe of water pump, compressing tablet 5 promotes horizontal half through hole that diaphragm 4 withstands valve body 1 middle position under the elastic force of spring 7, make the relief valve closure, can be by regulating the scope that swivel nut 8 is regulated the relief valve pilot pressures of adjusting; When the working area equipment out of use that is connected with outlet pipe, hydraulic pressure turns to relief valve, and jack-up diaphragm 4 during pressure that hydraulic pressure bears greater than spring 7 makes the relief valve conducting, and current are drawn back in the water pipe, reaches the purpose of release.
Claims (5)
1. a water pump constant voltage is unloaded stream and is used relief valve, it is characterized in that comprising:
One valve body (1), described valve body (1) one side has groove, have two horizontal half through holes that are communicated with groove in the valve body (1), one of them horizontal half through hole places the middle position of groove, valve body (1) two ends up and down also has vertical half through hole of two erection joints (2), one of them vertical half through hole is communicated with horizontal half through hole that places central authorities, and another vertical half through hole is communicated with another horizontal half through hole, and the groove extension is provided with platform;
One valve gap (3), described valve gap (3) and the mutual snapping of valve body (1), valve gap (3) has groove with the contacted side of valve body, have the through hole that is communicated with groove in the middle of the valve gap (3), the end that through hole is provided with internal thread is connected with adjustment swivel nut (8), and valve body behind the snapping (1) and valve gap (3) form a chamber;
One rubber-like diaphragm (4), diaphragm (4) are placed on the platform of groove extension and are fastened between valve body (1) and the valve gap (3), and described chamber is divided into two independently sub-chamber;
One compressing tablet (5), the compressing tablet of nut type (5) is placed in the groove of valve gap (3), and an end that has the guide rod jack on the compressing tablet (5) inserts in the through hole on the valve gap (3);
One guide rod (6) is with spring (7) on the guide rod (6), guide rod (6) and spring (7) place the through hole on the valve gap (3) jointly, and the guide rod jack of an end of guide rod (6) and compressing tablet (5) joins, and the other end is fixing by adjusting swivel nut (8).
2. a kind of water pump constant voltage according to claim 1 is unloaded stream and is used relief valve, it is characterized in that: place the diameter of horizontal half through-hole diameter of valve body (1) central authorities less than another horizontal half through hole.
3. a kind of water pump constant voltage according to claim 1 is unloaded the stream relief valve, it is characterized in that: the platform of valve body (1) upper groove extension is provided with a circle projection, the one side of diaphragm (4) and contact with platform is provided with a circle groove, the groove on the diaphragm (4) just with platform on the mutual fastening that is connected of projection.
4. a kind of water pump constant voltage according to claim 1 is unloaded stream and used relief valve, it is characterized in that: horizontal half through hole of valve body (1) middle position, its end end face near valve body (1) groove is higher than the bottom plane of groove.
5. a kind of water pump constant voltage according to claim 1 is unloaded stream and is used relief valve, and it is characterized in that: the joint (2) that is installed on the valve body (1) is provided with slideproof tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205247050U CN201858403U (en) | 2010-09-09 | 2010-09-09 | Overflow valve for constant-pressure flow discharge of water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205247050U CN201858403U (en) | 2010-09-09 | 2010-09-09 | Overflow valve for constant-pressure flow discharge of water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201858403U true CN201858403U (en) | 2011-06-08 |
Family
ID=44104209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205247050U Expired - Fee Related CN201858403U (en) | 2010-09-09 | 2010-09-09 | Overflow valve for constant-pressure flow discharge of water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201858403U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106167960A (en) * | 2016-09-28 | 2016-11-30 | 浙江中森缝纫机有限公司 | A kind of Automatic Cycle oil supply system of special sewing machine |
| CN111921726A (en) * | 2017-09-29 | 2020-11-13 | 深圳市大疆创新科技有限公司 | Valve body structure and pressure nozzle device |
-
2010
- 2010-09-09 CN CN2010205247050U patent/CN201858403U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106167960A (en) * | 2016-09-28 | 2016-11-30 | 浙江中森缝纫机有限公司 | A kind of Automatic Cycle oil supply system of special sewing machine |
| CN111921726A (en) * | 2017-09-29 | 2020-11-13 | 深圳市大疆创新科技有限公司 | Valve body structure and pressure nozzle device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangzhou Weijie Biological Technology Co. Ltd. Assignor: Yang Dawei|Tan Zhili Contract record no.: 2011440000877 Denomination of utility model: Overflow valve for constant-pressure flow discharge of water pump Granted publication date: 20110608 License type: Exclusive License Record date: 20110809 |
|
| DD01 | Delivery of document by public notice |
Addressee: Tan Zhili Document name: Notification to Pay the Fees |
|
| DD01 | Delivery of document by public notice |
Addressee: Tan Zhili Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110608 Termination date: 20130909 |