CN203670812U - Valve element assembly of automatic control valve - Google Patents
Valve element assembly of automatic control valve Download PDFInfo
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- CN203670812U CN203670812U CN201420051538.0U CN201420051538U CN203670812U CN 203670812 U CN203670812 U CN 203670812U CN 201420051538 U CN201420051538 U CN 201420051538U CN 203670812 U CN203670812 U CN 203670812U
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Abstract
The utility model relates to a valve element assembly of an automatic control valve and relates to an automatic control valve. The valve element assembly consists of a valve seat, an annulus wall, a valve plate, a connection rod and a bottom cover, wherein the valve seat which is of a revolved body structure is arranged in an inner cavity of a valve body, a lower end port of the valve seat forms a seal surface, an inner space of the valve seat form an upper valve cavity which is communicated with a liquid output interface, the annulus wall is arranged below the valve seat, an upper end port of the annulus wall surrounds the periphery of the lower portion of the valve seat, a space between the annulus wall and the valve seat forms a fluid guide port, an inner space of the annulus wall forms a lower valve cavity, a fluid input interface is communicated with the lower valve cavity through the fluid guide port, the valve plate is arranged in the lower valve cavity and located below the fluid guide port, and a seal corresponding surface matched with the seal surface on the valve seat is arranged on the upper end surface of the valve plate. According to the automatic control valve of the automatic control valve, the valve is opened by using fair current of a fluid medium and closed by using favorable pressure of the fluid medium, so that electric energy is saved, working is saved, and service life is long.
Description
Technical field
The utility model relates to the valve of automatic control fluid, specially refers to a kind of valve part.
Background technique
Autocontrol valve comprises solenoid valve, automatic liquid level control valve etc., and autocontrol valve, as the execution utensil of automation control flowing medium, is widely used in household electrical appliances, weaving, light industry, oil, chemical industry and urban construction industry.Current autocontrol valve is in the time carrying out closing operation, spool is to close in face of the flow direction of flowing medium or pressure direction, the pressure-acting direction of flowing medium is contrary with the closing direction of spool, after valve closing, spool need to be resisted the pressure of flowing medium, and therefore, fault close and that leak is easily not closed completely, cause the short and wasting of resources in work unreliable normal operation, working life that has influence on equipment, and have influence on Security.
Summary of the invention
The purpose of this utility model is the shortcoming that will overcome existing autocontrol valve, design the mangetic core assembly that a kind of closure is tightly difficult for a kind of autocontrol valve along pressure closed manners of leakage, reliable operation and long service life, make consisting of solenoid valve or automatic liquid level control valve be adapted in household electrical appliances, weaving, light industry, oil, chemical industry and urban construction industry application more reliably, meet people's live and work needs.
The mangetic core assembly of a kind of autocontrol valve of the present utility model, it is characterized in that mangetic core assembly is made up of valve seat (22), ring wall (20), valve plate (12), connecting rod (6) and bottom (14), wherein, valve seat (22) is arranged in the inner chamber of valve body (8), valve seat (22) is rotary structure, the upper end of valve seat (22) and valve body (8) are connected as a single entity, the lower end mouth of valve seat (22) forms sealing surface (11), the interior space of valve seat (22) forms uuper valve chamber (I), and uuper valve chamber (I) is communicated to the fluid output interface (9) of valve body (8); Ring wall (20) is arranged on the below of valve seat (22), the upper end-hole of ring wall (20) is enclosed in the lower periphery of valve seat (22), the lower end of ring wall (20) is connected to valve body (8) above or is connected on bottom (14), between ring wall (20) and valve seat (22), have living space, space between ring wall (20) and valve seat (22) forms flow-guiding mouth (V), the interior space of ring wall (20) forms lower valve chamber (IV), and the fluid input interface (21) of valve body (8) is communicated to lower valve chamber (IV) by flow-guiding mouth (V); Valve plate (12) is arranged on the below in lower valve chamber (IV) and in flow-guiding mouth (V), valve plate (12) is plectane body structure, valve plate (12) has up and down space in the interior space of ring wall (20), on the upper-end surface of valve plate (12), there is the sealing corresponding surface (18) coordinating with the sealing surface (11) on valve seat (22), in the time that control valve is opened, valve plate (12) falls, and lower valve chamber (IV) is communicated to uuper valve chamber (I) by the space between valve plate (12) and valve seat (22); Connecting rod (6) is the transmission part of valve plate (12), the lower end of connecting rod (6) be connected to valve plate (12) in the heart, the upper end of connecting rod (6) passes and is connected on driver part from the top wall body of uuper valve chamber (I); Bottom (14) is arranged on the bottom of valve body (8), and bottom (14) forms the diapire of lower valve chamber (IV).
In the utility model, in the circumferential lateral surface of valve plate (12), there is relief groove (III), there is through hole at center at valve plate (12), the lower end of connecting rod (6) from the central through bore of valve plate (12), pass through and under, between the hole wall of connecting rod (6) and valve plate (12) central through bore, there is free gap, on the lower end of connecting rod (6), there is Decompression valves pearl (15), Decompression valves pearl (15) is cylindrical structure, the cylinder diameter of Decompression valves pearl (15) is greater than the central through bore diameter of valve plate (12), the Decompression valves pearl (15) of the through hole lower end mouth at valve plate (12) center and connecting rod (6) lower end forms Decompression valves, free gap between the hole wall of connecting rod (6) and valve plate (12) forms pressure release passage, on the connecting rod (6) between driver part and valve plate (12), have sleeve pipe (7), in the time opening the operation of control valve, sleeve pipe (7) forms the push rod of valve plate (12), there is seal ring (31) at sealing corresponding surface (18) position on valve plate (12), have seal ring (16) on the upper edge of Decompression valves pearl (15), seal ring (16) forms the Sealing between Decompression valves pearl (15) and the through hole lower end mouth at valve plate (12) center.
In above-mentioned model utility, control valve is designed to fluid input interface (21) and is communicated to lower valve chamber (IV), valve plate (12) is arranged in lower valve chamber (IV), in the time carrying out closing operation, valve plate (12) is closed along the pressure direction of flowing medium, do not need to resist the pressure of flowing medium, make easy closure, after control valve closure, lower valve chamber (IV) equates with the pressure of fluid input interface (21), lower valve chamber (IV) bears the pressure of flowing medium, the pressure direction of flowing medium is identical with the closing direction of valve plate (12), utilize the pressure of flowing medium to make the closure of valve plate (12) on the sealing surface (11) of valve seat (22) tighter, in the time opening the operation of control valve, flowing medium enters into lower valve chamber (IV) by flow-guiding mouth (V), enter into uuper valve chamber (I) by lower valve chamber (IV) by the space between valve plate (12) and valve seat (22) again, then flowed out by fluid output interface (9), due to the below of valve plate (12) in flow-guiding mouth (V), the water conservancy diversion direction of flowing medium and valve plate (12) to open direction consistent, make valve plate (12) be easy to open.The utility model utilizes the following current of flowing medium to open valve and the design along pressure pass valve, only need very little electromagnetic force or float power just can make control valve open or close operation, make more to save electric energy and work more reliable, simultaneously, avoid occurring valve plate (12) and the vibration that fluid relative movement causes, utter long and high-pitched sounds and the flimsy phenomenon of spool and can not produce.
In above-mentioned model utility, the effect that relief groove (III) is set in the circumferential lateral surface of valve plate (12) is, in the time that control valve opens or closes operation, valve plate (12) moves downward or upward, liquid in lower valve chamber (IV) or gas flow between valve plate (12) upper and lower by relief groove (III), make the upper pressure balance of valve plate (12), valve plate (12) is moved smoothly up or down.
In above-mentioned model utility, the effect that Decompression valves is set on valve plate (12) is, in the time that needs are opened control valve, first open Decompression valves, the pressure of lower valve chamber (IV) is discharged by Decompression valves, valve plate (12) is just easily opened, the process that control valve is opened is: driver part promotes downwards Decompression valves pearl (15) is moved down by connecting rod (6), make to produce space between the upper edge of the through hole lower end mouth at valve plate (12) center and the Decompression valves pearl (15) of connecting rod (6) lower end, the pressure of lower valve chamber (IV) just discharges to uuper valve chamber (I) by the free gap between this space and connecting rod (6) and valve plate (12) hole wall, subsequently, the synchronous action downwards of connecting rod (6) and sleeve pipe (7), make valve plate (12) fall open control valve, in the time that Decompression valves is opened, space and relief groove (III) between the circumferential lateral surface of valve plate (12) and ring wall (20) play damping function, make the slow lower valve chamber (IV) that enters of fluid, so that the pressure in lower valve chamber (IV) successfully discharges, in the time will carrying out closed control valve, driver part is upwards pulled on Decompression valves pearl (15) and is moved by connecting rod (6), make the through hole lower end mouth at valve plate (12) center and the Decompression valves pearl (15) of connecting rod (6) lower end upper along sealing, take valve plate (12) to rises simultaneously, valve plate (12) is enclosed on the sealing surface (11) of valve seat (22), utilizes subsequently the pressure of fluid to make valve plate (12) tight-closed.In the specific implementation, the diameter of valve plate (12) is designed to 15-50mm, the diameter of Decompression valves pearl (15) is designed to 3-5mm, because the diameter of Decompression valves pearl (15) is very little, therefore be easy to be opened, after Decompression valves is opened, lower valve chamber (IV) is reduced pressure, and just makes valve plate (12) be easy to open.
The beneficial effects of the utility model are: the mangetic core assembly of a kind of autocontrol valve of design, in the top of valve plate (12), flow-guiding mouth (V) is set, the water conservancy diversion direction that makes flowing medium and valve plate (12) to open direction consistent; The closing direction of valve plate is identical with the pressure direction of flowing medium, utilizes the pressure of flowing medium that closed tight being difficult for of spool leaked.The utility model utilizes the following current of flowing medium to open valve and the design along pressure pass valve, only needs very little electromagnetic force or float power just can make autocontrol valve open or close operation, makes more to save electric energy, work more reliably and long service life.The utility model is adapted at applying in household electrical appliances, weaving, light industry, oil, chemical industry and urban construction industry, meets people's live and work needs.
Accompanying drawing explanation
Accompanying drawing 1 is the mangetic core assembly figure of a kind of autocontrol valve of the present utility model.
A kind of electromagnetic valve structure figure that accompanying drawing 2 is made up of the utility model mangetic core assembly.
A kind of automatic liquid level control valve structural drawing that accompanying drawing 3 is made up of the utility model mangetic core assembly.
In figure: 1. electromagnetic coil, 2. guide rod, 3. magnetic conduction sleeve pipe, 4. the fastening cover of magnetic conduction sleeve pipe, 5. sealing gasket, 6. connecting rod, 7. sleeve pipe, 8. valve body, 9. fluid output interface, 10. slider, 11. sealing surfaces, 12. valve plates, through hole on 13. sleeve pipes, 14. bottoms, 15. Decompression valves pearls, 16. seal rings, 17. sealing surfaces, 18. sealing corresponding surfaces, 19. fluids, 20. ring walls, 21. fluid input interfaces, 22. valve seats, 23. springs, 24. spring cappings, 25. gland nuts, 26. magnet, the housing of 27. hydroeciums, 28. through holes, 29. floats, 30. exhaust ports, 31. seal rings, I. uuper valve chamber, II. annular space, III. relief groove, IV. lower valve chamber, V. flow-guiding mouth, VI. spring housing, VII. hydroecium.
Embodiment
In embodiment shown in embodiment's 1 accompanying drawing 1, the mangetic core assembly of autocontrol valve is made up of valve seat (22), ring wall (20), valve plate (12), connecting rod (6) and bottom (14), wherein, valve seat (22) is arranged in the inner chamber of valve body (8), valve seat (22) is rotary structure, the upper end of valve seat (22) and valve body (8) are connected as a single entity, the lower end mouth of valve seat (22) forms sealing surface (11), the interior space of valve seat (22) forms uuper valve chamber (I), and uuper valve chamber (I) is communicated to the fluid output interface (9) of valve body (8), ring wall (20) is arranged on the below of valve seat (22), the upper end-hole of ring wall (20) is enclosed in the lower periphery of valve seat (22), the lower end of ring wall (20) is connected on bottom (14), between ring wall (20) and valve seat (22), have living space, space between ring wall (20) and valve seat (22) forms flow-guiding mouth (V), the interior space of ring wall (20) forms lower valve chamber (IV), and the fluid input interface (21) of valve body (8) is communicated to lower valve chamber (IV) by flow-guiding mouth (V), valve plate (12) is arranged on the below in lower valve chamber (IV) and in flow-guiding mouth (V), valve plate (12) is plectane body structure, in the circumferential lateral surface of valve plate (12), there is relief groove (III), valve plate (12) has up and down space in the interior space of ring wall (20), on the upper-end surface of valve plate (12), there is the sealing corresponding surface (18) coordinating with the sealing surface (11) on valve seat (22), there is through hole at center at valve plate (12), the lower end of connecting rod (6) from the central through bore of valve plate (12), pass through and under, between the hole wall of connecting rod (6) and valve plate (12) central through bore, there is free gap, on the lower end of connecting rod (6), there is Decompression valves pearl (15), Decompression valves pearl (15) is cylindrical structure, the cylinder diameter of Decompression valves pearl (15) is greater than the central through bore diameter of valve plate (12), the Decompression valves pearl (15) of the through hole lower end mouth at valve plate (12) center and connecting rod (6) lower end forms Decompression valves, free gap between the hole wall of connecting rod (6) and valve plate (12) forms pressure release passage, in the time that control valve is opened, valve plate (12) falls, lower valve chamber (IV) is communicated to uuper valve chamber (I) by the space between valve plate (12) and valve seat (22), bottom (14) is arranged on the bottom of valve body (8), and bottom (14) forms the diapire of lower valve chamber (IV), connecting rod (6) is the transmission part of valve plate (12), the upper end of connecting rod (6) passes and is connected on driver part from the top wall body of uuper valve chamber (I), on the connecting rod (6) between driver part and valve plate (12), there is sleeve pipe (7), in the time opening the operation of control valve, sleeve pipe (7) forms the push rod of valve plate (12).In the present embodiment, there is seal ring (31) at sealing corresponding surface (18) position on valve plate (12); Have seal ring (16) on the upper edge of Decompression valves pearl (15), seal ring (16) forms the Sealing between Decompression valves pearl (15) and the through hole lower end mouth at valve plate (12) center.In the present embodiment, the diameter of valve plate (12) is 25mm, and the diameter of Decompression valves pearl (15) is 3mm; Valve plate (12) is selected aluminium oxide ceramics or nylon or stainless steel or copper material manufacture, and Decompression valves pearl (15) is selected stainless steel or brass or the manufacture of red copper material, and other parts are selected stainless steel or brass or engineering plastics or nylon material manufacture.
In mode of execution shown in embodiment's 2 accompanying drawings 2, the solenoid valve being made up of mangetic core assembly of the present utility model is mainly by valve seat (22), ring wall (20), valve plate (12), connecting rod (6), bottom (14), electromagnetic coil (1), guide rod (2), magnetic conduction sleeve pipe (3), magnet (26) and spring (23) composition, wherein, valve seat (22) is arranged in the inner chamber of valve body (8), valve seat (22) is rotary structure, the upper end of valve seat (22) and valve body (8) are connected as a single entity, the lower end mouth of valve seat (22) forms sealing surface (11), the interior space of valve seat (22) forms uuper valve chamber (I), uuper valve chamber (I) is communicated to the fluid output interface (9) of valve body (8), ring wall (20) is arranged on the below of valve seat (22), the upper end-hole of ring wall (20) is enclosed in the lower periphery of valve seat (22), the lower end of ring wall (20) is connected on bottom (14), between ring wall (20) and valve seat (22), have living space, space between ring wall (20) and valve seat (22) forms flow-guiding mouth (V), the interior space of ring wall (20) forms lower valve chamber (IV), and the fluid input interface (21) of valve body (8) is communicated to lower valve chamber (IV) by flow-guiding mouth (V), valve plate (12) is arranged on the below in lower valve chamber (IV) and in flow-guiding mouth (V), valve plate (12) is plectane body structure, in the circumferential lateral surface of valve plate (12), there is relief groove (III), valve plate (12) has up and down space in the interior space of ring wall (20), on the upper-end surface of valve plate (12), there is the sealing corresponding surface (18) coordinating with the sealing surface (11) on valve seat (22), have through hole at the center of valve plate (12), the lower end of connecting rod (6) from the central through bore of valve plate (12), pass through and under, between the hole wall of connecting rod (6) and valve plate (12) central through bore, there is free gap, on the lower end of connecting rod (6), there is Decompression valves pearl (15), Decompression valves pearl (15) is cylindrical structure, the cylinder diameter of Decompression valves pearl (15) is greater than the central through bore diameter of valve plate (12), the Decompression valves pearl (15) of the through hole lower end mouth at valve plate (12) center and connecting rod (6) lower end forms Decompression valves, free gap between the hole wall of connecting rod (6) and valve plate (12) forms pressure release passage, in the time that control valve is opened, valve plate (12) falls, lower valve chamber (IV) is communicated to uuper valve chamber (I) by the space between valve plate (12) and valve seat (22), bottom (14) is arranged on the bottom of valve body (8), and bottom (14) forms the diapire of lower valve chamber (IV), there is connecting rod via hole in valve body (8) Zhong You spring housing (VI) on uuper valve chamber (I) center on the wall body between uuper valve chamber (I) and spring housing's (VI), and spring (23) is placed in spring housing's (VI), connecting rod (6) is the transmission part of valve plate (12), the upper end of connecting rod (6) is passed after connecting rod via hole by uuper valve chamber (I), in spring (23) from spring housing's (VI), pass and be connected on guide rod (2) again, on the connecting rod (6) at spring housing's (VI) position, have spring capping (24) and gland nut (25), spring capping (24) and gland nut (25) are stuck in the upper end of spring (23) on connecting rod (6), magnetic conduction sleeve pipe (3) is arranged on the upper end of valve body (8), between magnetic conduction sleeve pipe (3) and the junction surface of valve body (8) upper end, has sealing gasket (5), guide rod (2) is arranged in the interior space of magnetic conduction sleeve pipe (3), and guide rod (2) has up and down space in the interior space of magnetic conduction sleeve pipe (3), and magnet (26) is arranged in the body on guide rod (2) top, electromagnetic coil (1) is arranged on magnetic conduction sleeve pipe (3), in the time that electromagnetic coil (1) is switched on, the electromagnetic force that electromagnetic coil (1) produces makes the magnet (26) in the body of guide rod (2) top drive guide rod (2) to move downward, by connecting rod (6) transmission, valve plate (12) is opened, solenoid valve is opened, in the time of electromagnetic coil (1) power-off, magnet (26) loses the driving of electromagnetic force, so spring (23) upwards resets, drives valve plate (12) up by guide rod (2) and connecting rod (6), makes closed electromagnetic valve.In the present embodiment, on the connecting rod (6) between spring capping (24) and valve plate (12), there is sleeve pipe (7); Guide rod (2) and magnetic conduction sleeve pipe (3) are selected engineering plastics manufacture.The further feature of the present embodiment is identical with the 1st embodiment's, repeats no more.
In mode of execution shown in embodiment's 3 accompanying drawings 3, a kind of automatic liquid level control valve being made up of mangetic core assembly of the present utility model is mainly by valve seat (22), ring wall (20), valve plate (12), connecting rod (6), bottom (14), wall body (27) composition of float (29) and hydroecium, wherein, valve seat (22) is arranged in the inner chamber of valve body (8), valve seat (22) is rotary structure, the upper end of valve seat (22) and valve body (8) are connected as a single entity, the lower end mouth of valve seat (22) forms sealing surface (11), the interior space of valve seat (22) forms uuper valve chamber (I), uuper valve chamber (I) is communicated to the fluid output interface (9) of valve body (8), ring wall (20) is arranged on the below of valve seat (22), the upper end-hole of ring wall (20) is enclosed in the lower periphery of valve seat (22), the lower end of ring wall (20) is connected on bottom (14), between ring wall (20) and valve seat (22), have living space, space between ring wall (20) and valve seat (22) forms flow-guiding mouth (V), the interior space of ring wall (20) forms lower valve chamber (IV), and the fluid input interface (21) of valve body (8) is communicated to lower valve chamber (IV) by flow-guiding mouth (V), valve plate (12) is arranged on the below in lower valve chamber (IV) and in flow-guiding mouth (V), valve plate (12) is plectane body structure, in the circumferential lateral surface of valve plate (12), there is relief groove (III), valve plate (12) has up and down space in the interior space of ring wall (20), on the upper-end surface of valve plate (12), there is the sealing corresponding surface (18) coordinating with the sealing surface (11) on valve seat (22), have through hole at the center of valve plate (12), the lower end of connecting rod (6) from the central through bore of valve plate (12), pass through and under, between the hole wall of connecting rod (6) and valve plate (12) central through bore, there is free gap, on the lower end of connecting rod (6), there is Decompression valves pearl (15), Decompression valves pearl (15) is cylindrical structure, the cylinder diameter of Decompression valves pearl (15) is greater than the central through bore diameter of valve plate (12), the Decompression valves pearl (15) of the through hole lower end mouth at valve plate (12) center and connecting rod (6) lower end forms Decompression valves, free gap between the hole wall of connecting rod (6) and valve plate (12) forms pressure release passage, in the time that control valve is opened, valve plate (12) falls, lower valve chamber (IV) is communicated to uuper valve chamber (I) by the space between valve plate (12) and valve seat (22), bottom (14) is arranged on the bottom of valve body (8), and bottom (14) forms the diapire of lower valve chamber (IV), hydroecium wall body (27) is connected to the upper end of valve body (8), the interior space of a part of wall body on hydroecium wall body (27) and valve body (8) top forms hydroecium (VII), the upper end of hydroecium (VII) has exhaust port (30) to pick out, and float (29) is arranged in hydroecium (VII), on the roof of uuper valve chamber (I), there are through hole (28) and connecting rod via hole, uuper valve chamber (I) is communicated to hydroecium (VII) by through hole (28), and the upper end of connecting rod (6) is connected on the float (29) in hydroecium (VII) through connecting rod via hole by uuper valve chamber (I).The further feature of the present embodiment and the identical of the 1st embodiment or identical with the 2nd embodiment, repeat no more.When the present embodiment uses, when hydroecium (VII) middle water level rises, make float (29) increase thereupon, drive Decompression valves pearl (15) and valve plate (12) to rise by connecting rod (6), in the time that valve plate (12) rises to the sealing surface (11) of valve seat (22), control valve is closed; When hydroecium (VII) middle water level declines, float (29) is declined thereupon, drive Decompression valves pearl (15) and valve plate (12) to decline by connecting rod (6), control valve is opened, realize automatic control water level.
Claims (6)
1. the mangetic core assembly of an autocontrol valve, it is characterized in that mangetic core assembly is made up of valve seat (22), ring wall (20), valve plate (12), connecting rod (6) and bottom (14), wherein, valve seat (22) is arranged in the inner chamber of valve body (8), valve seat (22) is rotary structure, the upper end of valve seat (22) and valve body (8) are connected as a single entity, the lower end mouth of valve seat (22) forms sealing surface (11), the interior space of valve seat (22) forms uuper valve chamber (I), and uuper valve chamber (I) is communicated to the fluid output interface (9) of valve body (8); Ring wall (20) is arranged on the below of valve seat (22), the upper end-hole of ring wall (20) is enclosed in the lower periphery of valve seat (22), the lower end of ring wall (20) is connected to valve body (8) above or is connected on bottom (14), between ring wall (20) and valve seat (22), have living space, space between ring wall (20) and valve seat (22) forms flow-guiding mouth (V), the interior space of ring wall (20) forms lower valve chamber (IV), and the fluid input interface (21) of valve body (8) is communicated to lower valve chamber (IV) by flow-guiding mouth (V); Valve plate (12) is arranged on the below in lower valve chamber (IV) and in flow-guiding mouth (V), valve plate (12) is plectane body structure, valve plate (12) has up and down space in the interior space of ring wall (20), on the upper-end surface of valve plate (12), there is the sealing corresponding surface (18) coordinating with the sealing surface (11) on valve seat (22), in the time that control valve is opened, valve plate (12) falls, and lower valve chamber (IV) is communicated to uuper valve chamber (I) by the space between valve plate (12) and valve seat (22); Connecting rod (6) is the transmission part of valve plate (12), the lower end of connecting rod (6) be connected to valve plate (12) in the heart, the upper end of connecting rod (6) passes and is connected on driver part from the top wall body of uuper valve chamber (I); Bottom (14) is arranged on the bottom of valve body (8), and bottom (14) forms the diapire of lower valve chamber (IV).
2. the mangetic core assembly of a kind of autocontrol valve according to claim 1, is characterized in that in the circumferential lateral surface of valve plate (12), there is relief groove (III).
3. the mangetic core assembly of a kind of autocontrol valve according to claim 1, it is characterized in that there is sleeve pipe (7) on the connecting rod (6) between driver part and valve plate (12), in the time opening the operation of control valve, sleeve pipe (7) forms the push rod of valve plate (12).
4. the mangetic core assembly of a kind of autocontrol valve according to claim 1, is characterized in that there is seal ring (31) at sealing corresponding surface (18) position on valve plate (12).
5. the mangetic core assembly of a kind of autocontrol valve according to claim 1, it is characterized in that there is through hole at the center of valve plate (12), the lower end of connecting rod (6) from the central through bore of valve plate (12), pass through and under, between the hole wall of connecting rod (6) and valve plate (12) central through bore, there is free gap, on the lower end of connecting rod (6), there is Decompression valves pearl (15), Decompression valves pearl (15) is cylindrical structure, the cylinder diameter of Decompression valves pearl (15) is greater than the central through bore diameter of valve plate (12), the Decompression valves pearl (15) of the through hole lower end mouth at valve plate (12) center and connecting rod (6) lower end forms Decompression valves, free gap between the hole wall of connecting rod (6) and valve plate (12) forms pressure release passage.
6. the mangetic core assembly of a kind of autocontrol valve according to claim 5, it is characterized in that there is seal ring (16) on the upper edge of Decompression valves pearl (15), seal ring (16) forms the Sealing between Decompression valves pearl (15) and the through hole lower end mouth at valve plate (12) center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420051538.0U CN203670812U (en) | 2014-01-27 | 2014-01-27 | Valve element assembly of automatic control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420051538.0U CN203670812U (en) | 2014-01-27 | 2014-01-27 | Valve element assembly of automatic control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203670812U true CN203670812U (en) | 2014-06-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420051538.0U Withdrawn - After Issue CN203670812U (en) | 2014-01-27 | 2014-01-27 | Valve element assembly of automatic control valve |
Country Status (1)
| Country | Link |
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| CN (1) | CN203670812U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742656A (en) * | 2014-01-27 | 2014-04-23 | 衢州昀睿工业设计有限公司 | Valve core component of automatic control valve |
-
2014
- 2014-01-27 CN CN201420051538.0U patent/CN203670812U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742656A (en) * | 2014-01-27 | 2014-04-23 | 衢州昀睿工业设计有限公司 | Valve core component of automatic control valve |
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Granted publication date: 20140625 Effective date of abandoning: 20150930 |
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