CN204922060U - Piston is transferred and is flowed valve - Google Patents
Piston is transferred and is flowed valve Download PDFInfo
- Publication number
- CN204922060U CN204922060U CN201520489501.0U CN201520489501U CN204922060U CN 204922060 U CN204922060 U CN 204922060U CN 201520489501 U CN201520489501 U CN 201520489501U CN 204922060 U CN204922060 U CN 204922060U
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- China
- Prior art keywords
- valve
- mouse cage
- valve body
- regulating piston
- piston
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- Expired - Fee Related
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- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model belongs to the technical field of the valve, refer in particular to a piston is transferred and is flowed valve, including the valve body, valve body middle part shaping has the section of thick bamboo of regulation, adjusts forming media channel between section of thick bamboo outer wall and the valve body inner wall, adjusts the one end of a section of thick bamboo and installs the regulating piston, is provided with the drive in adjusting tin the actuating mechanism of regulating piston, the clamp plate is installed through the locking bolt to the front end of regulating piston, and the clamp plate compresses tightly a sealing washer on the regulating piston, the sealing washer tip outwardly directed and with valve seat seal cooperation, the right -hand member of valve body has the valve gap through the bolt fastening, and the valve gap will the disk seat compresses tightly at the valve body right -hand member. The utility model discloses a sealing washer of regulating piston tip and disk seat cooperation realize sealedly, and during it compared prior art, the cooperation realized out water flow control with the orifice through the regulating piston, and the size of water yield is controlled to the distance that this design was unseated through the regulating piston, and it cooperate stably, difficult appearance leakage.
Description
Technical field
The utility model belongs to valve technology field, refers in particular to a kind of piston flow-adjustable valve.
Background technique
To control the flow velocity of medium and flow in heavy caliber pipe-line system, the facility at protection pipeline and tube outlet place.The Main Function of piston flow-adjustable valve is exactly in heavy caliber pipeline, reaches adjust flux and flow velocity in high drop situation by the activity of piston, eliminates the cavitation produced in adjustment process simultaneously, reaches the effect of protection pipeline and facility.
(namely ZL201320351494.9 discloses a kind of plunger type flow-adjustable valve, piston flow-adjustable valve), in its technology, regulating piston is driven to move to the left or to the right by drive unit in adjustment barrel (also claiming inner bag), the moving left and right of regulating piston realizes the throttle orifice conducting in adjustment barrel or closes, thus realizing the keying of flow-adjustable valve, its shortcoming existed is: the cooperation between regulating piston and throttle orifice is unstable, easily occurs leaking; It avoids current by the design of throttle orifice and directly impacts valve body, but in this design, the waterexit end of valve body still exists certain cavitation phenomenon, causes working life general.
Summary of the invention
It is reliable that the purpose of this utility model is to provide a kind of sealing, and water-outlet quantity is easy to adjust, effectively can avoid the piston flow-adjustable valve of valve body waterexit end cavitation phenomenon.
The purpose of this utility model is achieved in that
Piston flow-adjustable valve, comprise valve body, adjustment barrel is formed in the middle part of valve body, medium channel is formed between adjustment barrel outer wall and valve interior wall, one end of adjustment barrel is provided with regulating piston, the driving mechanism driving described regulating piston is provided with in adjustment barrel, the front end of described regulating piston is provided with pressing plate by lock bolt, one seal ring is pressed on regulating piston by pressing plate, seal ring end is protruding and coordinate with valve base sealing, the right-hand member of described valve body has been bolted valve gap, valve gap by described seat compression at valve body right-hand member.
Preferably, described valve body is provided with filling oil cover, filling oil cover is positioned at the top of adjustment barrel right-hand member.
Preferably, described valve body is provided with the Intelligent adjustment type electrical header driving the main shaft of described driving mechanism to rotate.
Preferably, described pressing plate is provided with mouse cage, the main body of mouse cage moves left and right with pressing plate; Described mouse cage is a metal cylinder, the sidewall of metal cylinder is provided with several water ports.
Preferably, described mouse cage is made up of interior mouse cage and outer mouse cage, and the outer wall of interior mouse cage is fitted on the inwall of outer mouse cage; Stagger mutually in water port on inside and outside mouse cage, and the both sides, water port on interior mouse cage and the water port conducting on outer mouse cage.
The utility model gives prominence to compared to existing technology and useful technique effect is:
The seal ring of regulating piston end of the present utility model coordinates with valve seat and realizes sealing, its compared to existing technology in, coordinated by regulating piston and throttle orifice and realize water-outlet quantity control, the design controls the size of water-outlet quantity by the distance that regulating piston is lifted off a seat, it coordinates stable, is not easy to occur leaking;
Mouse cage is placed on pressing plate by the utility model, and moves with regulating piston, and this design makes the position of water impact mouse cage move with regulating piston and changes, and the cavitation erosion produced by water impact of mouse cage is shared out equally, improves the working life of mouse cage;
Mouse cage of the present utility model is made up of interior mouse cage and outer mouse cage, and this design makes the effect of easing stress of current better, improves the working life of valve body.
Accompanying drawing explanation
Fig. 1 is structure diagram of the present utility model.
Fig. 2 is the A place enlarged view of Fig. 1.
Fig. 3 is the structural representation of mouse cage.
In figure: 1-shift fork; 2-blind cover; 3-key; 4-axle sleeve; 5-valve body; 6-retaining ring; 7-filler; 8-Gland; 9-valve rod; 10-Intelligent adjustment type electrical header; 11-pin; 12-links valve rod; 13-regulating piston; 14-mouse cage; 15-loose piece; 16-seal ring; 17-valve seat; 18-valve gap; 19-pressing plate; 20-metallic gasket; 21-filling oil cover; 22-adjustment barrel; Mouse cage in 23-; The outer mouse cage of 24-.
Embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing:
Piston flow-adjustable valve, comprise valve body 5, adjustment barrel 22 is formed in the middle part of valve body 5, medium channel is formed between adjustment barrel 22 outer wall and valve body 5 inwall, one end of adjustment barrel 22 is provided with regulating piston 13, the driving mechanism driving described regulating piston 13 is provided with in adjustment barrel 22, the front end of described regulating piston 13 is provided with pressing plate 19 by lock bolt, one seal ring is pressed on regulating piston 13 by pressing plate 19, seal ring end is protruding and be sealed and matched with valve seat 17, the right-hand member of described valve body 5 has been bolted valve gap 18, described valve seat 17 is pressed on valve body 5 right-hand member by valve gap 18.Sealing mode is compared traditional: the design that regulating piston and water saving holes coordinate, and the design's sealing effect is better, and water-outlet quantity is more easy to control.
Preferably, described valve body 5 is provided with filling oil cover 21, and filling oil cover is positioned at the top of adjustment barrel 22 right-hand member.This design makes, and after piston flow-adjustable valve assembles, directly can carry out oil injecting lubricating by filling oil cover, makes maintenance more convenient.
Preferably, described valve body 5 is provided with the Intelligent adjustment type electrical header driving the main shaft of described driving mechanism to rotate.This design makes operation more easy.
Preferably, described pressing plate 19 is provided with mouse cage 14, the main body of mouse cage 14 moves left and right with pressing plate 19; Described mouse cage is a metal cylinder, the sidewall of metal cylinder is provided with several water ports.
Preferably, described mouse cage is made up of interior mouse cage 23 and outer mouse cage 24, and the outer wall of interior mouse cage 23 is fitted on the inwall of outer mouse cage 24; Stagger mutually in water port on inside and outside mouse cage, and the both sides, water port on interior mouse cage and the water port conducting on outer mouse cage.
Above-described embodiment is only preferred embodiment of the present utility model, not limits protection domain of the present utility model according to this, therefore: all equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by within protection domain of the present utility model.
Claims (5)
1. piston flow-adjustable valve, comprise valve body, adjustment barrel is formed in the middle part of valve body, medium channel is formed between adjustment barrel outer wall and valve interior wall, one end of adjustment barrel is provided with regulating piston, the driving mechanism driving described regulating piston is provided with in adjustment barrel, it is characterized in that, the front end of described regulating piston is provided with pressing plate by lock bolt, one seal ring is pressed on regulating piston by pressing plate, seal ring end is protruding and coordinate with valve base sealing, and the right-hand member of described valve body has been bolted valve gap, valve gap by described seat compression at valve body right-hand member.
2. piston flow-adjustable valve according to claim 1, is characterized in that, described valve body is provided with filling oil cover, and filling oil cover is positioned at the top of adjustment barrel right-hand member.
3. piston flow-adjustable valve according to claim 1, is characterized in that, described valve body is provided with the Intelligent adjustment type electrical header driving the main shaft of described driving mechanism to rotate.
4. piston flow-adjustable valve according to claim 1, is characterized in that, described pressing plate is provided with mouse cage, and the main body of mouse cage moves left and right with pressing plate; Described mouse cage is a metal cylinder, the sidewall of metal cylinder is provided with several water ports.
5. piston flow-adjustable valve according to claim 4, is characterized in that, described mouse cage is made up of interior mouse cage and outer mouse cage, and the outer wall of interior mouse cage is fitted on the inwall of outer mouse cage; Stagger mutually in water port on inside and outside mouse cage, and the both sides, water port on interior mouse cage and the water port conducting on outer mouse cage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520489501.0U CN204922060U (en) | 2015-07-03 | 2015-07-03 | Piston is transferred and is flowed valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520489501.0U CN204922060U (en) | 2015-07-03 | 2015-07-03 | Piston is transferred and is flowed valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204922060U true CN204922060U (en) | 2015-12-30 |
Family
ID=54971189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520489501.0U Expired - Fee Related CN204922060U (en) | 2015-07-03 | 2015-07-03 | Piston is transferred and is flowed valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204922060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757962A (en) * | 2018-06-13 | 2018-11-06 | 宁波市鄞州拓创服饰有限公司 | A kind of flow regulating valve |
-
2015
- 2015-07-03 CN CN201520489501.0U patent/CN204922060U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757962A (en) * | 2018-06-13 | 2018-11-06 | 宁波市鄞州拓创服饰有限公司 | A kind of flow regulating valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20210703 |