CN1598376A - Adjustable reversing controlling valve - Google Patents
Adjustable reversing controlling valve Download PDFInfo
- Publication number
- CN1598376A CN1598376A CN 200410046672 CN200410046672A CN1598376A CN 1598376 A CN1598376 A CN 1598376A CN 200410046672 CN200410046672 CN 200410046672 CN 200410046672 A CN200410046672 A CN 200410046672A CN 1598376 A CN1598376 A CN 1598376A
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- CN
- China
- Prior art keywords
- valve
- valve body
- diaphragm
- chaff
- spring
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- 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.)
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Abstract
The invention refers to a reversing fluid-power-pressure control valve which controls the fluid flow direction. It is made up of valve cap, spring, chaff upward acting plate, chaff, valve body, valve handle, valve core, valve seat, valve seat seal surface, valve core seal surface, valve body seal surface, chaff downward acting plate. The chaff downward acting plate, the chaff, and the chaff upward acting plate are orderly equipped on the upside of the valve handle is fixed by nut. The bottom end of the chaff downward acting plate is equipped in the shaft shoulder of the valve handle. The downside of the spring is held by the chaff upward acting plate. The valve seat is connected to the valve body and fixed by bolt. Seal ring is equipped between the valve body and valve seat, valve body and valve handle. The structure which the invention adopts is that the chaff is acted as drive cell, the spring is acted as adjusting pressure cell, the seal of the fixed part and motion part is axial seal, the sealing member adopts rubber ring, and there is no friction between the motion part and fixed part. So it can has high sensibility, and effectively improve the functional reliability of the fluid control device system.
Description
Technical field
The present invention relates to a kind of blade inverting fluid pressure controlled valve of controlling fluid flow direction, belong to a kind of and utilize the pressure flow body to drive and the valve of can regulate driving pressure flow direction and pressure size.
Background technique
In fluid control apparatus system, the general device that control flows direction of flow and pressure size all will be arranged, all be to adopt slide-valve structure and piston cylinder operator at present, cut off or connect different fluid passages by control slider or position of piston, reach the purpose that makes fluid change flow direction and regulate pressure, the sealing position of these devices is to reach sealing by the fluid resistance that the micro-gap between movement parts and fixed block produces, thereby there is a clearance leakage, moving surface wearing and tearing mutually, problems such as the sensitive reversing degree is not high will influence the working efficiency and the reliability of whole fluid control apparatus system like this.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of adjusting reversing control valve, and it adopts diaphragm to make actuator, and spring makes to regulate pressure piece, and end face seal structure is adopted in the sealing between movement parts and fixed block, and Sealing adopts flexible material.Because there are not wearing and tearing between its moving element and the fixed block, thereby the action sensitivity height, sealing is reliable, can effectively improve the functional reliability of fluid control apparatus system.The present invention solves its technical problem and adopts following technological scheme: by adjusting screw, spring bearer plate, valve gap, spring, nut, the valve rod screw rod, the diaphragm top board, bolt, diaphragm, seal ring, valve body, the valve body external tapping, valve rod, spool, the spool screw, valve seat, the valve seat external tapping, sealing surface of seat, valve core sealed cover, valve body sealing surface, the diaphragm press table is formed, spring bearer plate, spring is packed in the valve gap successively, adjusting screw screws in the valve gap from valve gap top and is pressed on the spring bearer plate, spool is packed on the valve rod, and it is fastening with the spool screw, valve rod is packed in the valve body, the diaphragm press table, diaphragm, the diaphragm top board is packed into successively, and also the usefulness nut is fastening on valve rod top, the lower end of diaphragm press table snaps in the shaft shoulder place on the valve rod, valve body is connected with valve gap and uses bolton, nut is in inside, spring lower end, the diaphragm top board withstands the spring lower end, valve seat is connected with valve body and uses bolton, valve body and valve base chamber are equipped with seal ring, between valve body and the valve rod seal ring is housed, valve body external tapping two terminations are external press liquid, the valve seat external tapping connects another press liquid, and another valve seat external tapping communicates with atmosphere.
When be connected with the valve body external tapping have press liquid to act on total pressure on the diaphragm to be higher than the total pressure of spring action on diaphragm the time, diaphragm drive valve rod and spool move up and closely contact with valve body sealing surface up to valve core sealed cover, this moment, two valve seat external tappings were communicated with, having press liquid to pass through the valve seat external tapping flows in the atmosphere and pressure release, when the pressure flow body that is connected with the valve body external tapping acts on total pressure on the diaphragm less than the total pressure of spring action on diaphragm, the valve core sealed cover that diaphragm drive valve rod and spool move down on spool closely contacts with sealing surface of seat, at this moment, two valve seat external tappings cut off, be communicated with the valve body external tapping and transfer a valve seat external tapping to, the pressure flow body that the pressure flow body that is connected with the valve body external tapping is connected with the valve seat external tapping is communicated with, when the pressure of the pressure flow body that connects the valve seat external tapping is higher than the pressure of the pressure flow body that is communicated with the valve body external tapping, the pressure flow direction of flow is for to flow to valve body by valve seat, otherwise, direction of flow then flows to valve seat by valve body, can Regulation spring act on total pressure on the diaphragm by adjusting screw, reach the purpose of control commutation and adjusting pressure size, realize adjusting commutation control action the pressure flow body.
Adjusting reversing control valve provided by the present invention, adopt diaphragm to make actuator, spring makes to regulate pressure piece, end face seal structure is adopted in sealing between movement parts and fixed block, Sealing adopts flexible material, does not have wearing and tearing thereby action sensitivity height between moving element and the fixed block, sealing is reliable, can effectively improve the functional reliability of fluid control apparatus system.
Description of drawings
Fig. 1 is an overall construction drawing of the present invention.
Embodiment
As shown in Figure 1, the present invention is by adjusting screw 1, spring bearer plate 2, valve gap 3, spring 4, nut 5, valve rod screw rod 6, diaphragm top board 7, bolt 8,15, diaphragm 9, seal ring 10,14, valve body 11, valve body external tapping 12,25, valve rod 13, spool 16, spool screw 17, valve seat 18, valve seat external tapping 19,24, sealing surface of seat 20, valve core sealed cover 21,22, valve body sealing surface 23, diaphragm press table 26 is formed, spring bearer plate 2, spring 4 is packed in the valve gap 3 successively, adjusting screw 1 screws in the valve gap 3 from valve gap 3 tops and is pressed on the spring bearer plate 2, spool 16 is packed on the valve rod 13, and it is fastening with spool screw 17, valve rod 13 is packed in the valve body 11, diaphragm press table 26, diaphragm 9, diaphragm top board 7 is packed into successively, and also usefulness nut 5 is fastening on valve rod 13 tops, the lower end of diaphragm press table 26 snaps in the shaft shoulder place on the valve rod 13, valve body 11 is connected with valve gap 3 and is fastening with bolt 8, nut 5 is in inside, spring 4 lower end, diaphragm top board 7 withstands spring 4 lower ends, valve seat 18 is connected with valve body 11 and is fastening with bolt 15,18 of valve body 11 and valve seats are equipped with seal ring 14, between valve body 11 and the valve rod 13 seal ring 10 is housed, valve body external tapping 12,25 connect the external press liquid that has, valve seat external tapping 24 connects another press liquid, and valve seat external tapping 19 communicates with atmosphere.
Having as above, the present invention of structure can be achieved as follows function:
When with valve body external tapping 25,12 connect have press liquid to act on total pressure on the diaphragm 9 to be higher than the total pressure of spring action on diaphragm 9 time, diaphragm 9 drive valve rods 13 and spool 16 move up and closely contact with valve body sealing surface 23 up to valve core sealed cover 22, this moment, valve seat external tapping 24 was communicated with valve seat external tapping 19, the press liquid that has that is connected with valve seat external tapping 24 flows in the atmosphere and pressure release, when the pressure flow body that is connected with valve body external tapping 25 acts on total pressure on the diaphragm 9 and acts on total pressure on the diaphragm 9 less than spring 4, the valve core sealed cover 21 that diaphragm 9 drive valve rods 13 and spool 16 move down on spool 16 closely contacts with sealing surface of seat 20, at this moment, valve seat external tapping 24 cuts off with valve seat external tapping 19, be communicated with and transfer to valve body external tapping 12, the pressure flow body that the pressure flow body that is connected with valve body external tapping 12 is connected with valve seat external tapping 24 is communicated with, when the pressure of the pressure flow body that connects valve seat external tapping 24 is higher than the pressure of the pressure flow body that is communicated with valve body external tapping 12, the pressure flow direction of flow is for to flow to valve body 11 by valve seat 15, otherwise, direction of flow then flows to valve seat 18 by valve body 11, can Regulation spring 4 act on total pressure on the diaphragm 9 by adjusting screw 1, reach the purpose of control commutation and adjusting pressure size, realize adjusting commutation control action the pressure flow body.
Claims (1)
1, a kind of adjusting reversing control valve, by adjusting screw (1), spring bearer plate (2), valve gap (3), spring (4), nut (5), valve rod screw rod (6), diaphragm top board (7), bolt (8), (15), diaphragm (9), seal ring (10), (14), valve body (11), valve body external tapping (12), (25), valve rod (13), spool (16), spool screw (17), valve seat (18), valve seat external tapping (19), (24), sealing surface of seat (20), valve core sealed cover (21), (22), valve body sealing surface (23), diaphragm press table (26) is formed, it is characterized in that spring bearer plate (2), spring (4) is packed in the valve gap (3) successively, adjusting screw (1) screws in the valve gap (3) from valve gap (3) top and is pressed on the spring bearer plate (2), spool (16) is packed on the valve rod (13), and it is fastening with spool screw (17), valve rod (13) is packed in the valve body (11), diaphragm press table (26), diaphragm (9), diaphragm top board (7) is packed into successively, and also usefulness nut (5) is fastening on valve rod (13) top, the lower end of diaphragm press table (26) snaps in the shaft shoulder place on the valve rod (13), valve body (11) is connected with valve gap (3) and is fastening with bolt (8), nut (5) is in spring (4) inside, lower end, diaphragm top board (7) withstands spring (4) lower end, valve seat (18) is connected with valve body (11) and is fastening with bolt (15), between valve body (11) and valve seat (18) seal ring (14) is housed, between valve body (11) and the valve rod (13) seal ring (10) is housed, valve body external tapping (12), (25) connect the external press liquid that has, valve seat external tapping (24) connects another press liquid, and valve seat external tapping (19) communicates with atmosphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410046672 CN1598376A (en) | 2004-08-19 | 2004-08-19 | Adjustable reversing controlling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410046672 CN1598376A (en) | 2004-08-19 | 2004-08-19 | Adjustable reversing controlling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1598376A true CN1598376A (en) | 2005-03-23 |
Family
ID=34665664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410046672 Pending CN1598376A (en) | 2004-08-19 | 2004-08-19 | Adjustable reversing controlling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1598376A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128282B (en) * | 2010-01-14 | 2012-11-28 | 长沙理工大学 | Pressure control switching valve |
| CN103827511A (en) * | 2011-09-15 | 2014-05-28 | 伊德斯德国股份有限公司 | Fluid valve arrangement comprising a bistable fluid valve |
| CN105723137A (en) * | 2013-08-30 | 2016-06-29 | 伟创力加拿大国际服务公司 | Valve |
| CN107110393A (en) * | 2014-10-31 | 2017-08-29 | R.F.G.贸易有限公司 | Leading hydraulic system for manipulating control valve |
| CN107889518A (en) * | 2015-07-03 | 2018-04-06 | 松德赫夫工程有限公司 | Valve equipment |
| CN107940024A (en) * | 2017-12-15 | 2018-04-20 | 扬中市阀门厂有限公司 | A kind of diaphragm type fuel oil Chilly ash three-way valves |
-
2004
- 2004-08-19 CN CN 200410046672 patent/CN1598376A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128282B (en) * | 2010-01-14 | 2012-11-28 | 长沙理工大学 | Pressure control switching valve |
| CN103827511A (en) * | 2011-09-15 | 2014-05-28 | 伊德斯德国股份有限公司 | Fluid valve arrangement comprising a bistable fluid valve |
| CN103827511B (en) * | 2011-09-15 | 2016-06-15 | 伊德斯德国股份有限公司 | There is the fluid valve mechanism of bistable state fluid valve |
| CN105723137A (en) * | 2013-08-30 | 2016-06-29 | 伟创力加拿大国际服务公司 | Valve |
| CN105723137B (en) * | 2013-08-30 | 2018-09-18 | 伟创力加拿大国际服务公司 | Heat management valve |
| CN107110393A (en) * | 2014-10-31 | 2017-08-29 | R.F.G.贸易有限公司 | Leading hydraulic system for manipulating control valve |
| CN107110393B (en) * | 2014-10-31 | 2019-06-25 | R.F.G.贸易有限公司 | Leading hydraulic system for manipulation and control valve |
| US10927965B2 (en) | 2014-10-31 | 2021-02-23 | R.F.G. Trading Ltd. | Pilot hydraulic system for operating control valve |
| CN107889518A (en) * | 2015-07-03 | 2018-04-06 | 松德赫夫工程有限公司 | Valve equipment |
| CN107889518B (en) * | 2015-07-03 | 2020-11-13 | 汉高股份有限及两合公司 | Valve device |
| CN107940024A (en) * | 2017-12-15 | 2018-04-20 | 扬中市阀门厂有限公司 | A kind of diaphragm type fuel oil Chilly ash three-way valves |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |