CN2931959Y - High-voltage magnetic valve - Google Patents
High-voltage magnetic valve Download PDFInfo
- Publication number
- CN2931959Y CN2931959Y CN 200620110870 CN200620110870U CN2931959Y CN 2931959 Y CN2931959 Y CN 2931959Y CN 200620110870 CN200620110870 CN 200620110870 CN 200620110870 U CN200620110870 U CN 200620110870U CN 2931959 Y CN2931959 Y CN 2931959Y
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- China
- Prior art keywords
- valve
- piston
- guide
- valve body
- electrical heads
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- Expired - Fee Related
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Abstract
The utility model relates to a high voltage magnetic valve, which comprises a valve body, a piston component and a magnetic head, wherein the valve body is provided with a medium import, a medium export and a body cavity which connects the medium import and the medium export, the body cavity is provided with a master valve port and the piston component relative to the master valve port, the piston component controls the lockage of the master valve port. The magnetic head is mounted on the valve body closely adjacent to the medium export and non-magnetic vessel of the magnetic head and the valve body forms a pilot body. On one hand, the pilot body is connected with the medium export by the pilot; on the other hand, the pilot body is connected with a compression body under the piston by a pilot by-pass pipe. The magnetic head armature is mounted upon the pilot hole and is provided with a pilot whole gland bush. The magnetic head controls lockage of the pilot hole through turning on or turning off the power. The magnetic valve is swift in unlock and high in reliability.
Description
Technical field
The utility model belongs to the solenoid valve technical field.
Background technique
Existing high-pressure solenoid valve, especially latus rectum be at the above bore of DN10, and the solenoid valve of working pressure more than 15Mpa generally adopts is as shown in Figure 5 structure, and structurally there is the deficiency of following several respects in it:
1, its poppet port 51 is arranged on the upper end of piston 53, and the pipeline 52 of poppet port 51 pressure releases is long, the pressure release weak effect, thus cause the piston opening time slow.
2, to grow later easy deformation 54 service times qualitative for the seal ring on the piston 53, thereby cause sealing effect bad, and the pressure reduction of generation reduces, and piston can not be opened.
3, do not have guide finger on the piston 53, make piston unbalance stress in valve pocket, occur stuck easily.
Summary of the invention
The purpose of this utility model is to provide a kind of high-pressure solenoid valve at the deficiency of prior art existence, strengthens the flexibility and the reliability of opening of valves.
The technical solution of the utility model is as follows:
A kind of high-pressure solenoid valve includes valve body, piston assembly and Electrical heads.Medium import and outlet are arranged on its valve body, the valve pocket that is communicated with the medium inlet/outlet is arranged in the valve body, a primary valve is arranged in the valve pocket, and piston assembly is installed at corresponding primary valve place in valve pocket, the control primary valve opens and closes.Electrical heads is made of electromagnetic coil, no magnetic catheter, fixed core, moving iron core and Returnning spring.Electrical heads is arranged on the valve body position of next-door neighbour's media outlet, by forming guide's valve pocket between the no magnetic catheter of Electrical heads and the valve body.Guide's valve pocket is communicated with media outlet by guide's valve opening on the one hand, is communicated with the compression chamber of piston lower end on the other hand by guide's by-pass line.The moving iron core of Electrical heads is positioned at guide's valve opening top, and its end face is fixed with the pilot hole sealing gasket, by the power on/off switching guide valve opening of Electrical heads.
The piston outer wall of described piston assembly forms sealing by multiple-sealed ring and valve pocket inwall, is provided with tension spring in the per pass seal ring.
On the piston of described piston assembly guide finger is arranged, and correspondence is provided with the pilot hole that holds guide finger on the valve gap of valve body lower end.
The advantage of this solenoid valve is:
1, Electrical heads is set to the position of next-door neighbour's media outlet, shortens the pipeline length of guide's valve opening pressure release greatly, have only several millimeters in the actual product, can reach quick pressure releasing, open the purpose of piston rapidly.
2, in the seal ring of piston, establish tension spring, make seal ring be close to the valve pocket inwall, can guarantee its long-time sealing effect that uses.
3, establishing guide finger on piston, establish pilot hole on the valve body, is that piston is forced to guiding when motion, can be not stuck because of unbalance stress, guaranteed the flexibility of piston motion.
Description of drawings
Fig. 1 is the structural representation with normal close type high-pressure solenoid valve of the utility model structure;
Fig. 2 is the A-A sectional drawing of Fig. 1;
Fig. 3 is the structural representation with open type high-pressure solenoid valve of the utility model structure;
Fig. 4 is the B-B sectional drawing of Fig. 3;
Fig. 5 is the structural drawing of existing solenoid valve.
Embodiment
Structure of the present utility model has two kinds of Chang Kai and normal close types, and two kinds difference only is that the position of Electrical heads and poppet port is closed and fastens, and below is elaborated with regard to two kinds of structures respectively.
Embodiment 1:
Illustrated in figures 1 and 2 is the normal close type high-pressure solenoid valve, medium import 6 and media outlet 17 are arranged on its valve body 14, the valve pocket that is communicated with the medium inlet/outlet is arranged in the valve body, a primary valve 15 is arranged in the valve pocket, and piston assembly is installed at corresponding primary valve place in valve pocket, and control primary valve 15 opens and closes.Piston assembly is made up of piston 5, piston gasket 16, two seals ring 19, seal ring tension spring 18 and stage clip 20; The upper-end surface of piston 5 is fixed with piston gasket 16, and primary valve 15 is formed sealing; Piston 5 is equipped with seal ring tension spring 18 by the inwall formation sealing of the two seals ring on the outer wall 19 with valve pocket in the seal ring, seal ring is carried out tensioning; Guide finger 7 is arranged at the piston bottom, inserts in the pilot hole on the valve gap 9, and the motion of piston is led; Stage clip 20 is installed between piston lower surface and the valve gap, forms compression chamber 24 between piston lower surface and the valve gap, seals by seal ring 21 between valve gap 9 and the valve body 14.Simultaneously, the position of next-door neighbour's media outlet is provided with Electrical heads on valve body, and Electrical heads is made of electromagnetic coil 2, no magnetic catheter 1, fixed core 10, moving iron core 11 and Returnning spring 12; Electromagnetic coil 2 is contained in outside the no magnetic catheter 1, and fixed core 10, moving iron core 11 and Returnning spring 12 are contained in the no magnetic catheter 2; Form guide's valve pocket 25 between the no magnetic catheter 1 of Electrical heads and the valve body 14, by seal ring 13 sealings.Guide's valve pocket 25 is communicated with media outlet 17 by the guide's valve opening 4 on the valve body on the one hand, is communicated with the compression chamber 24 of piston lower end on the other hand by guide's by-pass line 23; The moving iron core 11 of Electrical heads is positioned at guide's valve opening 4 tops, its end face is fixed with pilot hole sealing gasket 3, the Returnning spring of installing between moving iron core 11 and the no magnetic catheter 1 makes iron core be pressed on guide's valve opening 4 by the pilot hole sealing gasket 3 of end face, makes it be in normally off.
Working principle:
When giving coil 2 energisings, Electrical heads produces magnetic field, the strength that moving iron core 11 overcomes Returnning spring 12 moves upward, with fixed core 10 adhesives, open guide's valve opening 4, the compression chamber 24 of piston 5 is by 23 pressure releases of guide's by-pass line, piston 5 has under the situation of pressure in medium import 6, because the effect of pressure reduction moves downward, primary valve 15 is opened, realize the medium circulation.
Otherwise when coil 2 outages, moving iron core 11 resets under the effect of Returnning spring 12, and guide's valve opening 4 is closed, and the compression chamber 24 of piston 5 boosts, and piston 5 moves upward under the double action of spring 20 and boost pressure, and primary valve 15 is closed, and medium promptly is blocked.
Embodiment 2:
Below again in conjunction with the structure of the high-pressure solenoid valve of Fig. 3 and Fig. 4 open type, medium import 6 and media outlet 17 are arranged on its valve body 14, the valve pocket that is communicated with the medium inlet/outlet is arranged in the valve body, one primary valve 15 is arranged in the valve pocket, and piston assembly is installed at corresponding primary valve 15 places in valve pocket, and control primary valve 15 opens and closes.Piston assembly is made up of piston 5, piston gasket 16, two seals ring 19, seal ring tension spring 18 and stage clip 20; The upper-end surface of piston 5 is fixed with piston gasket 16, and primary valve 15 is formed sealing; Piston 5 is equipped with seal ring tension spring 18 by the inwall formation sealing of the two seals ring on the outer wall 19 with valve pocket in the seal ring, seal ring is carried out tensioning; Guide finger 7 is arranged at the piston bottom, inserts in the pilot hole 8 on the valve gap 9, and the motion of piston is led; Stage clip 20 is installed between piston lower surface and the valve gap 9, forms compression chamber 24 between piston lower surface and the valve gap, seals by seal ring 21 between valve gap 9 and the valve body 14.Simultaneously, the position of next-door neighbour's media outlet 17 is provided with Electrical heads on valve body 14, and Electrical heads is made of electromagnetic coil 2, no magnetic catheter 1, fixed core 10, moving iron core 11 and Returnning spring 12; Electromagnetic coil 2 is contained in outside the no magnetic catheter 1, and fixed core 10, moving iron core 11 and Returnning spring 12 are contained in the no magnetic catheter 2; Form guide's valve pocket 25 between the no magnetic catheter 1 of Electrical heads and the valve body 14, by seal ring 13 sealings, guide's valve pocket 25 is communicated with media outlet 17 by the guide's valve opening 4 on the valve body on the one hand, is communicated with the compression chamber 24 of piston lower end on the other hand by guide's by-pass line 23; The moving iron core 11 of Electrical heads is positioned at guide's valve opening 4 tops, its end face is fixed with pilot hole sealing gasket 3, and different with normal close type is that Returnning spring 12 upper ends are pressed on moving iron core 11 lower end surfaces, and its lower end is pressed on the valve body 14, when Electrical heads was not switched on, guide's valve opening 4 was in normally open.
Working principle:
When giving coil 2 energisings, Electrical heads produces magnetic field, the strength that moving iron core 11 overcomes Returnning spring 12 moves downward, with fixed core 10 adhesives, the pilot hole sealing gasket 3 of its lower end surface covers guide's valve opening 4, and the compression chamber 24 of piston 5 boosts, and piston 5 moves upward under the double action of spring 20 and boost pressure, primary valve 15 is closed, and medium promptly is blocked.
Otherwise, when coil 2 outages, moving iron core 11 upwards resets under the effect of Returnning spring 12, guide's valve opening 4 is opened, the compression chamber 24 of piston 5 is by 23 pressure releases of guide's by-pass line, and piston 5 has in medium import 6 under the situation of pressure, because the effect of pressure reduction moves downward, primary valve 15 is opened, realized the medium circulation.
Claims (3)
1, a kind of high-pressure solenoid valve includes valve body, piston assembly and Electrical heads, and medium import and outlet are arranged on its valve body, the valve pocket that is communicated with the medium inlet/outlet is arranged in the valve body, one primary valve is arranged in the valve pocket, and piston assembly is installed at corresponding primary valve place in valve pocket, the control primary valve opens and closes; Electrical heads is made of electromagnetic coil, no magnetic catheter, fixed core, moving iron core and Returnning spring; It is characterized in that: described Electrical heads is arranged on the valve body position of next-door neighbour's media outlet, by forming guide's valve pocket between the no magnetic catheter of Electrical heads and the valve body; Guide's valve pocket is communicated with media outlet by guide's valve opening on the one hand, is communicated with the compression chamber of piston lower end on the other hand by guide's by-pass line; The moving iron core of Electrical heads is positioned at guide's valve opening top, and its lower end surface is fixed with the pilot hole sealing gasket, by the power on/off switching guide valve opening of Electrical heads.
2, high-pressure solenoid valve according to claim 1 is characterized in that: the piston outer wall of piston assembly forms sealing by multiple-sealed ring and valve pocket inwall, is provided with tension spring in the per pass seal ring.
3, high-pressure solenoid valve according to claim 1 is characterized in that: on the piston of described piston assembly guide finger is arranged, and correspondence is provided with the pilot hole that holds guide finger on the valve gap of valve body lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620110870 CN2931959Y (en) | 2006-06-28 | 2006-06-28 | High-voltage magnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620110870 CN2931959Y (en) | 2006-06-28 | 2006-06-28 | High-voltage magnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2931959Y true CN2931959Y (en) | 2007-08-08 |
Family
ID=38348458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620110870 Expired - Fee Related CN2931959Y (en) | 2006-06-28 | 2006-06-28 | High-voltage magnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2931959Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606749A (en) * | 2011-12-26 | 2012-07-25 | 沃尔液压科技(浙江)有限公司 | Pilot electromagnetic valve |
| CN103335153A (en) * | 2013-07-29 | 2013-10-02 | 衢州昀睿工业设计有限公司 | Downstream closed type solenoid valve |
| CN106594361A (en) * | 2016-12-22 | 2017-04-26 | 上海巨良电磁阀制造有限公司 | Knife gate type normally-low-temperature zero-leakage electromagnetic valve |
| CN108662252A (en) * | 2018-05-30 | 2018-10-16 | 华东矿用设备有限公司 | A kind of solenoid valve with by-pass structure |
| CN112177999A (en) * | 2020-10-09 | 2021-01-05 | 北京天地玛珂电液控制系统有限公司 | Electromagnetic stop valve |
| CN112943939A (en) * | 2021-01-29 | 2021-06-11 | 西安航天远征流体控制股份有限公司 | Pilot valve |
-
2006
- 2006-06-28 CN CN 200620110870 patent/CN2931959Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606749A (en) * | 2011-12-26 | 2012-07-25 | 沃尔液压科技(浙江)有限公司 | Pilot electromagnetic valve |
| CN103335153A (en) * | 2013-07-29 | 2013-10-02 | 衢州昀睿工业设计有限公司 | Downstream closed type solenoid valve |
| CN106594361A (en) * | 2016-12-22 | 2017-04-26 | 上海巨良电磁阀制造有限公司 | Knife gate type normally-low-temperature zero-leakage electromagnetic valve |
| CN106594361B (en) * | 2016-12-22 | 2024-03-29 | 上海巨良电磁阀制造有限公司 | Knife switch type normal low temperature zero leakage electromagnetic valve |
| CN108662252A (en) * | 2018-05-30 | 2018-10-16 | 华东矿用设备有限公司 | A kind of solenoid valve with by-pass structure |
| CN112177999A (en) * | 2020-10-09 | 2021-01-05 | 北京天地玛珂电液控制系统有限公司 | Electromagnetic stop valve |
| CN112943939A (en) * | 2021-01-29 | 2021-06-11 | 西安航天远征流体控制股份有限公司 | Pilot valve |
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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: Chongqing Dongfang electromagnetic valve factory Assignor: Wang Shuxian Contract record no.: 2012500000036 Denomination of utility model: Sealing piston mechanism applicable to realizing bidirectional flowing of high-pressure electromagnetic valve gas Granted publication date: 20070808 License type: Exclusive License Record date: 20120426 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070808 Termination date: 20130628 |