CN2128984Y - Super high pressure liquid control valve - Google Patents
Super high pressure liquid control valve Download PDFInfo
- Publication number
- CN2128984Y CN2128984Y CN 92211940 CN92211940U CN2128984Y CN 2128984 Y CN2128984 Y CN 2128984Y CN 92211940 CN92211940 CN 92211940 CN 92211940 U CN92211940 U CN 92211940U CN 2128984 Y CN2128984 Y CN 2128984Y
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- CN
- China
- Prior art keywords
- valve
- super high
- high pressure
- valve body
- spool
- 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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Abstract
The utility model relates to a super high pressure liquid control valve. The super high pressure liquid control valve is composed of a valve body (2), a joint nut (13), a valve seat (12), a valve core (6), press rings (9, 11), a sealed ring (10), a press pad (8), a press member, and a driving member. A step hole is arranged inside the valve body. The valve seat is assembled inside the step hole, and is tightly pressed by the joint nut. The valve core is arranged in the step hole, and passes through the press pad, the press rings, and the sealed ring. The valve core and the valve seat are in conical surface contact to form tight narrow ring belt seal. The valve core is driven by the driving member (3) through a clamping ring (7) to axially move to control the opening and the closing of the super high pressure liquid control valve. A seal (10) is tightly pressed by the press member (4) through the press pad and the press rings. A step hole segment between the valve seat (12) and the press ring (11) is provided with a channel (14) which is communicated with the exterior of the valve body. The sealed performance and the working life of the super high pressure liquid control valve under the super high pressure are enhanced by the utility model.
Description
The super high pressure fluid control valve is general, the critical component in various super high pressure fluids (water, gas, the oil) equipment, generally works under the pressure up to 100～700MPa.
There are shortcomings such as pressure level is low, versatility is poor, modification difficulty, complex structure in known super high pressure fluid control valve.
The utility model aims to provide a kind of: pressure level height, highly versatile, safe and reliable, modification are easily, lightweight compact, trivoltinism is good and make, adjust, use, keep in repair easy super high pressure fluid control valve.
Solution of the present utility model is as follows:
The super high pressure fluid control valve is made up of the actuator of valve body, Female connector fittings, valve seat, spool, pressure ring, seal ring, pressure pad, compressing member and driving spool.One shoulder hole is arranged in the valve body, and valve seat is assemblied in the shoulder hole and by Female connector fittings and compresses; Spool places shoulder hole and passes pressure pad, pressure ring and seal ring, and an end of spool contact valve seat is the conical surface, can form narrow closely endless belt sealing surface with valve seat, and the axially movable actuator of the other end and actuating valve core connects; Compressing member is pushed down sealing by pressure pad, pressure ring; Shoulder hole section in the valve body between valve seat and pressure ring has the passage that is interlinked to the outside with valve body; By the space of valve body, Female connector fittings, valve seat sealing and the space of sealing by valve body, pressure ring, pressure pad, compressing member, have the safety relief hole.
The end that spool and actuator connect is a boss structure, and connects by two semicircle snap rings and actuator; Put one between actuator and the spool end and have a high elasticity and the little thrust pad of friction factor.
The both ends of the surface of said valve seat are the conical surface, form narrow endless belt surface of contact with ladder peritreme and Female connector fittings aperture respectively.
Valve body is fitted in the overcoat, has put channel interface outward.
Said compressing member is an outer nut in, and the screw-internal thread fit on its outside thread and the valve body is also pushed down pressure pad; Said actuator is a screw rod, with the screw-internal thread fit of interior outer nut, and by snap ring and spool connection.
Said compressing member is a hydraulic cylinder body, links and pushes down pressure pad by screw thread and valve body; Said actuator is a piston, connects mutually with spool by snap ring.
Said compressing member is a cylinder block, connects with valve body and pushes down pressure pad by screw thread; Said actuator is a cylinder piston, connects by snap ring and spool.
Said compressing member is an outer nut, links and pushes down pressure pad by screw thread and valve body; Said actuator is a leverage, and lever one end is supported in combination, and the other end alternately swings up and down under solenoid valve, spring action, and bearing pin places the smooth inner bore of outer nut, and the one end is fixed on the lever, and the other end connects by snap ring and spool.
The utility model super high pressure fluid control valve has following advantage: improved sealability and the operating life of valve under ultrahigh pressure; Can work safely and reliably under pressure level, fatigue life is long; Can change control mode as required neatly; The light weight compactness, trivoltinism is good, makes, adjusts, uses, keeps in repair easy.Be applicable to water, gas, the various fluids of wet goods.Be widely used in multiple fields such as machinery, chemical industry, medicine.
Accompanying drawing 1 is a manually operated type super high pressure fluid control valve structural drawing, accompanying drawing 1a is the A-A sectional drawing of Fig. 1, accompanying drawing 2 is a hyraulic controlled type super high pressure fluid control valve structural drawing, and accompanying drawing 3 is a pneumatic type super high pressure fluid control valve structural drawing, and accompanying drawing 4 is an electromagnetic type super high pressure fluid control valve structural drawing.Among the figure: 1 overcoat, 2 valve bodies, 3 screw rods, 4 interior outer nuts, 5 thrust pads, 6 spools, 7 snap rings, 8 pressure pads, 9,11 pressure rings, 10 sealings, 12 valve seats, 13 Female connector fittingss, 14 passages, 15 plug screws, 16 sealing gaskets, 17 pistons, 18 seal rings, 19 cylinder bodies, 20 cylinder blocks, 21 outer springs, 22 inner springs, 23 diaphragms, 24 cylinder pistons, 25 levers, 26 bearing pins, 27 outer nuts, 28 combinations, 29 solenoid valves, 30 springs, 31 location hemisphere.
Below in conjunction with four embodiments, describe solution of the present utility model in detail.
Embodiment one, as accompanying drawing 1, is manually operated type super high pressure fluid control valve.Constitute by valve body (2), Female connector fittings (13), valve seat (12), spool (6), pressure ring (9,11), sealing (10), pressure pad (8), interior outer nut (4) and screw rod (3).Valve body has shoulder hole in (2), and valve seat (12) is assemblied in the shoulder hole and by Female connector fittings (13) and compresses.Spool (6) places shoulder hole and passes pressure pad (8), pressure ring (9,11) and sealing (10), and an end of spool contact valve seat is the conical surface, forms narrow closely endless belt surface of contact with valve seat, can seal super high pressure fluid effectively; The other end of spool and screw rod (3) connect, and the boss of spool inserts in the endoporus of screw rod (3), and two semi-circular snap rings (7) limit it and move axially, with reference to accompanying drawing 1a.The rotating screw bolt spool gets final product axial motion, seals or open valve port.Put a thrust pad with certain flexible friction coefficient between the end face of screw rod and spool, as the thrust pad made from polytetrafluoroethylmaterial material, purpose is as far as possible steadily and not to rotate when making spool contact valve seat, with sealability and its operating life of prolongation of improving valve port, interior outer nut (4) compresses sealing (10) by pressure pad, pressure ring.Shoulder hole section in the valve body between valve seat (12) and pressure ring (11) has some passages (14) that are interlinked to the outside with valve body.Space by valve body, Female connector fittings, valve seat sealing has the safety relief hole.For making valve seat and valve body and Female connector fittings (13) keep good sealing, the valve seat both ends of the surface are designed to the conical surface, be assemblied in the valve body compress by Female connector fittings after, form narrow endless belt sealing surface with the peritreme of shoulder hole and the aperture of Female connector fittings respectively.The assembling type valve seat is convenient to make, is keeped in repair and transposing.When the pressure of super high pressure fluid is very high, for guaranteeing reliable, safety, valve body (2) is fitted in the overcoat (1), this structure also can improve fatigue life.Overcoat (1) but the number that goes up respective channel (14) is established several channel interfaces.
Embodiment two, as accompanying drawing 2, be hyraulic controlled type super high pressure fluid control valve.Hydraulic cylinder body (19) connects with valve body by screw thread and compresses pressure pad (8), and piston (17) connects and drives spool by snap ring (7) and spool (6) and moves axially, and the open and close of control valve, all the other are identical with embodiment one.
Embodiment three, as accompanying drawing 3, for pneumatic type plays high pressure fluid control valve.Cylinder block (20) connects with valve body by screw thread and compresses pressure pad (8), and cylinder piston (24) connects by snap ring (7) and spool and the drive spool moves axially the open and close of control valve.All the other are identical with embodiment one.
Embodiment four, as accompanying drawing 4, are electromagnetic type super high pressure fluid control valve.Outer nut (27) connects with valve body by screw thread and compresses pressure pad (8), and lever (25) one ends are supported in combination (28), and the other end alternately swings up and down under solenoid valve (29), spring (30) effect.Bearing pin (26) places the smooth inner bore of outer nut (27), one end is fixed on the lever (25), endoporus to-and-fro motion at lever drives lower edge outer nut (27), the bearing pin the other end connects by snap ring (7) and spool, the drive spool moves axially, the open and close of control valve, all the other are identical with embodiment one.
Claims (8)
1, super high pressure fluid control valve is made up of the actuator of valve body (2), Female connector fittings (13), valve seat (12), spool (6), pressure ring (9,11), seal ring (10), pressure pad (8), compressing member and driving spool, it is characterized in that:
1. one shoulder hole is arranged in the valve body, and valve seat (12) is assemblied in the shoulder hole and by Female connector fittings (13) and compresses;
2. spool (6) places shoulder hole, and passes pressure pad (8), pressure ring (9,11) and seal ring (10), and an end of spool contact valve seat is the conical surface, forms narrow closely endless belt surface of contact with valve seat, and the axially movable actuator of the other end and actuating valve core connects;
3. compressing member compresses sealing (10) by pressure pad (8), pressure ring (9,11);
4. the shoulder hole section between valve seat (12) and pressure ring (11) in the valve body has the passage (14) that is interlinked to the outside with valve body;
5. by the space of valve body, Female connector fittings, valve seat sealing and the space of sealing by valve body, pressure ring (9), pressure pad (8), compressing member, have the safety relief hole.
2, super high pressure fluid control valve as claimed in claim 1 is characterized in that:
1. spool (6) is a boss structure with the connecting end of actuator, and connects by two semicircle snap rings (7) and actuator;
2. put one between actuator and spool (6) end face and have certain elasticity and the little thrust pad (5) of friction factor.
3, as claim 1,2 described super high pressure fluid control valves, it is characterized in that: the both ends of the surface of said valve seat (12) are the conical surface, form narrow endless belt surface of contact with ladder peritreme and Female connector fittings aperture respectively.
4, as claim 1,2,3 described super high pressure fluid control valves, it is characterized in that: valve body (2) is fitted in the overcoat (1), and overcoat has channel interface on (1).
5, as claim 1,2,3,4 described super high pressure fluid control valves, it is characterized in that:
1. said compressing member is an outer nut (4) in, and the screw-internal thread fit on its outside thread and the valve body is also pushed down pressure pad (8);
2. said actuator is a screw rod (3), with the screw-internal thread fit of interior outer nut (4), and by snap ring (7) and spool (6) connection.
6, as claim 1,2,3,4 described super high pressure fluid control valves, it is characterized in that:
1. said compressing member is a hydraulic cylinder body (19), links and pushes down pressure pad (8) by screw thread and valve body (2);
2. said actuator is a piston (17), connects by snap ring (7) and spool (6).
7, as claim 1,2,3,4 described super high pressure fluid control valves, it is characterized in that:
1. said compressing member is a cylinder block (20), connects with valve body (2) and pushes down pressure pad (8) by screw thread;
2. said actuator is a cylinder piston (24), connects by snap ring (7) and spool (6).
8, as claim 1,2,3,4 described super high pressure fluid control valves, it is characterized in that:
1. said compressing member is an outer nut (27), links and pushes down pressure pad (8) by screw thread and valve body (2);
2. said actuator is a leverage, lever (25) one ends are supported in combination (28), the other end alternately swings up and down under solenoid valve (29), spring (30) effect, bearing pin (26) places the smooth inner bore of outer nut (27), the one end connects by snap ring (7) and spool (6), and the other end is fixed on the lever (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92211940 CN2128984Y (en) | 1992-05-30 | 1992-05-30 | Super high pressure liquid control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92211940 CN2128984Y (en) | 1992-05-30 | 1992-05-30 | Super high pressure liquid control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2128984Y true CN2128984Y (en) | 1993-03-31 |
Family
ID=33763308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92211940 Expired - Fee Related CN2128984Y (en) | 1992-05-30 | 1992-05-30 | Super high pressure liquid control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2128984Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1082641C (en) * | 1996-06-03 | 2002-04-10 | 格布瑞特技术股份公司 | Servo-operated water valve |
| CN106640812A (en) * | 2016-12-13 | 2017-05-10 | 四川航空工业川西机器有限责任公司 | Ultrahigh pressure relief valve |
| CN106641306A (en) * | 2016-12-13 | 2017-05-10 | 中国人民解放军61489部队 | Rapidly-opened large-caliber ultra-high-pressure electromagnetic valve and method |
-
1992
- 1992-05-30 CN CN 92211940 patent/CN2128984Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1082641C (en) * | 1996-06-03 | 2002-04-10 | 格布瑞特技术股份公司 | Servo-operated water valve |
| CN106640812A (en) * | 2016-12-13 | 2017-05-10 | 四川航空工业川西机器有限责任公司 | Ultrahigh pressure relief valve |
| CN106641306A (en) * | 2016-12-13 | 2017-05-10 | 中国人民解放军61489部队 | Rapidly-opened large-caliber ultra-high-pressure electromagnetic valve and method |
| CN106640812B (en) * | 2016-12-13 | 2018-07-13 | 四川航空工业川西机器有限责任公司 | Super-pressure pressure-relief valve |
| CN106641306B (en) * | 2016-12-13 | 2019-02-15 | 中国人民解放军61489部队 | A kind of heavy caliber super-pressure electromagnetic valve quickly opened and method |
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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 |