CN201363427Y - Electromagnetic valve - Google Patents
Electromagnetic valve Download PDFInfo
- Publication number
- CN201363427Y CN201363427Y CNU2009200360302U CN200920036030U CN201363427Y CN 201363427 Y CN201363427 Y CN 201363427Y CN U2009200360302 U CNU2009200360302 U CN U2009200360302U CN 200920036030 U CN200920036030 U CN 200920036030U CN 201363427 Y CN201363427 Y CN 201363427Y
- Authority
- CN
- China
- Prior art keywords
- housing
- valve body
- coil
- solenoid valve
- lining
- 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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- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses an electromagnetic valve, which comprises a valve body, a casing and a core shaft fixed on the valve body, wherein an inlet and an outlet are arranged at the two ends of the valve body, a permanent magnet and a coil are mounted in the casing, a casing pipe is arranged between the coil and the core shaft as well, a magnet steel piece is sleeved on the casing pipe, the permanent magnet is mounted on the outer side of the magnet steel piece, a conducting wire is connected to the coil, the permanent magnet and the magnet steel piece are fixed on a pressure plate, a valve rod penetrates an iron core and connected and mounted onto one end of the core shaft, an ejector rod is connected and mounted onto the other end of the core shaft, a sleeve is connected onto the top end of the ejector rod; one end of a spring is propped against the pressure plate, while the other end thereof is propped against the sleeve, and a sealing gasket is fixedly sleeved on the sleeve; a seal diaphragm is sleeved on the ejector rod and the seal diaphragm is propped against the pressure plate; a compression ring and a cap gasket are arranged between the seal diaphragm and the pressure plate, the compression ring and the cap gasket are sleeved on the ejector rod, and a seal ring is arranged between the cap gasket and the ejector rod. The utility model has the advantages of simple structure and excellent sealing effect.
Description
Technical field
The utility model belongs to the valve of using on a kind of pipeline, the solenoid valve of using on particularly a kind of inflammable gas pipeline.
Background technique
Use in the process of piped gas or rock gas people, need the device that prevents its leakage, otherwise may in use cause gas poisoning or explosive accident, method relatively more commonly used at present is solenoid valve of serial connection on pipeline, in case reveal, can cut off source of the gas automatically.Solenoid valve in the market, two kinds of structures of axial seal and film phonograph seal are arranged usually, the structure relative complex of axial seal, and the solenoid valve of film phonograph seal structure adopts a slice film that source of the gas and actuator are isolated, in case appearring in sealing film, breakage will leak gas, and when normal the use, the influence that sealing film is subjected to air-flow sometimes produces the asthma phenomenon, influences the normal use of gas equipment.
Summary of the invention
It is a kind of simple in structure that the purpose of this utility model is to provide, and the solenoid valve of good sealing effect.
In order to achieve the above object, the technical solution of the utility model is: a kind of solenoid valve, comprise valve body, be fixed on housing and mandrel on the valve body, two ends of valve body has import, outlet, permanent magnet and coil are installed in the housing, also be provided with sleeve pipe between coil and the mandrel, magnetic steel plate is sleeved on the sleeve pipe, and permanent magnet is installed in the outside of magnetic steel plate, be connected with lead on the coil, permanent magnet and magnetic steel plate are fixed on the pressing plate, and valve rod passes iron core and mandrel one end load, and the mandrel the other end is fitted with push rod, the push rod top is connected with lining, spring one end and pressing plate offset, and the other end and lining offset, and fixed cover is equipped with sealing gasket on the described lining; Be set with sealing film on the described push rod, and sealing film and pressing plate offset; Be provided with pressure ring and hat lining between described sealing film and the pressing plate, pressure ring and hat lining are sleeved on the push rod, between hat lining and the push rod seal ring are arranged.
Be provided with skeleton between described coil and the sleeve pipe.
Also be provided with supporting frame in the described housing.
Be provided with seal ring between described valve body and the housing; Also be provided with seal ring between pressing plate and the hat lining.
Described valve body and housing are bolted to connection, and also are provided with packing ring between bolt and the housing.
Also be fixedly connected with on the described valve rod and draw cap.
Also be provided with lid on the described housing, between lid and the housing seal ring arranged.
After adopting said structure, because fixed cover is equipped with sealing gasket on the described lining; Also be provided with sealing film between described push rod and the pressing plate, adopted axial secondary seal mode, if the axial seal film damaged gas leakage occur because of accident, then sealing gasket also can seal, thereby can not cause product gas leakage, and whole hermetic unit and actuator are assembled into one, safeguard and change convenient.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the sectional view of Fig. 1 along the A-A direction.
Embodiment
The embodiment who provides below in conjunction with accompanying drawing is described in further detail the utility model.
As Fig. 1, shown in 2, a kind of solenoid valve of the present utility model, comprise valve body 12, be fixed on housing 4 and mandrel 5 on the valve body 12, the two ends of valve body 12 have import 12-1, outlet 12-2, permanent magnet 6 and coil 15 are installed in the housing 4, also be provided with sleeve pipe 16 between coil 15 and the mandrel 5, magnetic steel plate 17 is sleeved on the sleeve pipe 16, permanent magnet 6 is installed in the outside of magnetic steel plate 17, be connected with lead 25 on the coil 15, permanent magnet 6 and magnetic steel plate 17 are fixed on the pressing plate 19, and valve rod 26 passes iron core 3 and mandrel 5 one end loads, and mandrel 5 the other ends are fitted with push rod 27, push rod 27 tops are connected with lining 11, spring 22 1 ends and pressing plate 19 offset, and the other end and lining 11 offset, and fixed cover is equipped with sealing gasket 23 on the described lining 11; Be set with sealing film 8 on the described push rod 27, and sealing film 8 offsets with pressing plate 19; Be provided with pressure ring 21 and hat lining 7 between described sealing film 8 and the pressing plate 19, pressure ring 21 and hat lining 7 are sleeved on the push rod 27, between hat lining 7 and the push rod 27 seal ring 20 are arranged.The sleeve pipe 16 that the utility model adopted is a magnetic shield, specifically can adopt copper pipe or aluminum pipe.
As shown in Figure 1, 2, be provided with skeleton 28 between described coil 15 and the sleeve pipe 16, well guarantee the stability of coil 15.
As shown in Figure 1, 2, for the stable of each component is installed in the housing 4, also be provided with supporting frame 14 in the described housing 4; Supporting frame 14 also has the magnetic conduction effect simultaneously.
As shown in Figure 1, 2, for better sealing, be provided with seal ring 24 between described valve body 12 and the housing 4; Also be provided with seal ring 18 between pressing plate 19 and the hat lining 7.
As shown in Figure 1, 2, draw cap 13, cause artificial fault, also be provided with on the described housing and cover 1, between lid 1 and the housing seal ring 2 is arranged in order to prevent the external force contact.
As shown in Figure 1, 2, described valve body 12 is fixedlyed connected by bolt 9 with housing 4, also is provided with packing ring 10 between bolt 9 and the housing 4, can well guarantee to be connected and fixed good sealing effect between housing 4 and the valve body 12.
As shown in Figure 1, 2, for easy to use, also be fixedly connected with on the described valve rod 26 and draw cap 13.
As Fig. 1, shown in 2, the utility model is in manufacture process, with housing, supporting frame, coil, permanent magnet, magnetic steel plate, after pressing plate and sleeve pipe are in place, integral molded plastic and form one, can make its good seal performance like this, change easy to maintenance, in use, after only needing valve rod installed with upper-part and black box, it and Fuel Gas Leak Alarm or fire-fighting and other intelligent alarm control terminal modules etc. are linked together, realize scene or long-range emergency cut-off source of the gas, guarantee to use gas safety, this solenoid valve by the instantaneous dc pulse voltage that alarm produces, makes that valve can quick closedown when gas leakage takes place, also can pass through manually with valve closing, if fix a breakdown, can make manually and recover ventilation by valve reset.Solenoid valve of the present utility model is owing to be provided with pressure ring 21 and hat lining 7 between described sealing film 8 and the pressing plate 19, and pressure ring 21 and hat lining 7 are sleeved on the push rod 27, between hat lining 7 and the push rod 27 seal ring 20 are arranged; Be set with sealing film 8 on the described push rod 27, and sealing film 8 offsets with pressing plate 19, adopted axial secondary seal mode, if the axial seal film damaged gas leakage occur because of accident, then seal ring 20 also can seal, thereby can not cause product gas leakage, and whole hermetic unit and actuator are assembled into one, safeguard and change convenient, thereby can not cause product gas leakage, and whole hermetic unit and actuator are assembled into one, safeguard and change convenient.
Claims (7)
1, a kind of solenoid valve, comprise valve body (12), be fixed on housing (4) and mandrel (5) on the valve body (12), the two ends of valve body (12) have import (12-1), outlet (12-2), permanent magnet (6) and coil (15) are installed in the housing (4), also be provided with sleeve pipe (16) between coil (15) and the mandrel (5), magnetic steel plate (17) is sleeved on the sleeve pipe (16), permanent magnet (6) is installed in the outside of magnetic steel plate (17), be connected with lead (25) on the coil (15), permanent magnet (6) and magnetic steel plate (17) are fixed on the pressing plate (19), valve rod (26) passes iron core (3) and mandrel (5) one end loads, mandrel (5) the other end is fitted with push rod (27), push rod (27) top is connected with lining (11), spring (22) one ends and pressing plate (19) offset, the other end and lining (11) offset, and described lining (11) is gone up fixed cover sealing gasket (23) is housed; It is characterized in that:
Be set with sealing film (8) on a, the described push rod (27), and sealing film (8) offsets with pressing plate (19);
Be provided with pressure ring (21) and hat lining (7) between b, described sealing film (8) and the pressing plate (19), pressure ring (21) and hat lining (7) are sleeved on the push rod (27), between hat lining (7) and the push rod (27) seal ring (20) are arranged.
2, solenoid valve according to claim 1 is characterized in that: be provided with skeleton (28) between described coil (15) and the sleeve pipe (16).
3, solenoid valve according to claim 1 is characterized in that: also be provided with supporting frame (14) in the described housing (4).
4, solenoid valve according to claim 1 is characterized in that: be provided with seal ring (24) between described valve body (12) and the housing (4); Also be provided with seal ring (18) between pressing plate (19) and the hat lining (7).
5, solenoid valve according to claim 1 is characterized in that: described valve body (12) is fixedlyed connected by bolt (9) with housing (4), also is provided with packing ring (10) between bolt (9) and the housing (4).
6, solenoid valve according to claim 1 is characterized in that: also be fixedly connected with on the described valve rod (26) and draw cap (13).
7, solenoid valve according to claim 1 is characterized in that: also be provided with lid (1) on the described housing, between lid (1) and the housing seal ring (2) arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200360302U CN201363427Y (en) | 2009-03-03 | 2009-03-03 | Electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200360302U CN201363427Y (en) | 2009-03-03 | 2009-03-03 | Electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201363427Y true CN201363427Y (en) | 2009-12-16 |
Family
ID=41474091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200360302U Expired - Fee Related CN201363427Y (en) | 2009-03-03 | 2009-03-03 | Electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201363427Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537477A (en) * | 2010-12-28 | 2012-07-04 | 高砂电气(苏州)有限公司 | Two-way electromagnetic vale with diaphragm structure |
| CN105465388A (en) * | 2014-09-10 | 2016-04-06 | 浙江三花股份有限公司 | Valve body structure and electronic expansion valve |
| CN110594471A (en) * | 2019-09-03 | 2019-12-20 | 海力达汽车科技有限公司 | Can reduce solenoid valve body subassembly of processing degree of difficulty |
| CN110594467A (en) * | 2019-09-03 | 2019-12-20 | 海力达汽车系统（常熟）有限公司 | Integrated valve body assembly capable of reducing assembly cost and errors |
-
2009
- 2009-03-03 CN CNU2009200360302U patent/CN201363427Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537477A (en) * | 2010-12-28 | 2012-07-04 | 高砂电气(苏州)有限公司 | Two-way electromagnetic vale with diaphragm structure |
| CN105465388A (en) * | 2014-09-10 | 2016-04-06 | 浙江三花股份有限公司 | Valve body structure and electronic expansion valve |
| CN105465388B (en) * | 2014-09-10 | 2020-06-02 | 浙江三花智能控制股份有限公司 | Valve body structure and electronic expansion valve |
| CN110594471A (en) * | 2019-09-03 | 2019-12-20 | 海力达汽车科技有限公司 | Can reduce solenoid valve body subassembly of processing degree of difficulty |
| CN110594467A (en) * | 2019-09-03 | 2019-12-20 | 海力达汽车系统（常熟）有限公司 | Integrated valve body assembly capable of reducing assembly cost and errors |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091216 Termination date: 20120303 |