CN203384453U - Mining flameproof explosion-proof solenoid valve - Google Patents
Mining flameproof explosion-proof solenoid valve Download PDFInfo
- Publication number
- CN203384453U CN203384453U CN201320306645.9U CN201320306645U CN203384453U CN 203384453 U CN203384453 U CN 203384453U CN 201320306645 U CN201320306645 U CN 201320306645U CN 203384453 U CN203384453 U CN 203384453U
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- armature
- solenoid valve
- valve body
- proof
- electromagnetic
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Abstract
The utility model relates to a mining flameproof explosion-proof solenoid valve. The mining flameproof explosion-proof solenoid valve is characterized by comprising a solenoid coil, a solenoid valve body, an armature, epoxy resin adhesive material and a sealed shell; the sealed shell is located outside the solenoid coil and the epoxy resin adhesive material and is arranged at the upper end of the solenoid valve body; a liquid inlet and a liquid outlet are located at left and right ends of the solenoid valve body and form a sealed cavity wich is capable of opening and closing with a pilot valve orifice and a diaphragm; the armature is mounted inside the cavity of the solenoid valve body, a valve plate is directly mounted on the armature, the lower end of the armature is sleeved on the pilot valve orifice, the pilot valve orifice is arranged on the diaphragm, the armature is capable of moving vertically along the axis of the solenoid valve, and the pilot valve orifice moves towards two sides of the solenoid valve transversely along the vertical movements of the armature and surround the upper end of the armature to be connected with a mounting orifice of the solenoid coil. The mining flameproof explosion-proof solenoid valve has the advantages that actions are reliable, explosion-proof requirements are met, and a compressor is protected for being operated reliably.
Description
Technical field
The utility model relates to a kind of solenoid valve, particularly a kind of protective function flame-proof mine explosion-proof solenoid valve of pouring type reliably.
Background technique
In mining urgent danger prevention facility, refrigeration plant is as an important component part of regulating the inner confined space temperature and humidity of mining urgent danger prevention facility, and explosion-proof solenoid valve is requisite electrical module in refrigeration system, and it is a kind of automatic-opening valve.Electromagnetic valve coil cuts off or connects pipeline work when power on/off; the assurance solenoid valve is synchronizeed with the compressor operating in refrigeration plant; after avoiding shutting down, a large amount of refrigeration agents flow in vaporizers, cause while again starting generating liquid impact in compressor, thus protection compressor reliably working.Existing solenoid valve is due to the limitation that is subject to the traditional design theory, and its working efficiency and reliability are subject to restriction to a certain extent.
In order to improve the safety reliability of refrigeration plant, the utility model has carried out effective lifting, has greatly improved the reliability of mine emergency hedge facility with explosion-proof refrigeration plant the explosion insulation performance of traditional electrical magnet valve and working efficiency by a series of technological innovations.
Summary of the invention
The purpose of this utility model is to provide a kind of reliable in action and meets the flame-proof mine explosion-proof solenoid valve of requirement of explosion proof; after effectively preventing the refrigeration compressor shutdown, refrigeration agent flows in vaporizer; thereby while avoiding compressor start, coolant produces liquid hammer in compressor, thus protection compressor reliably working.
The purpose of this utility model is achieved in that the flame-proof mine explosion-proof solenoid valve, it is characterized in that: at least comprise electromagnetic coil, electromagnetic valve body, armature, epoxy resin sizing material and seal casinghousing; Wherein, seal casinghousing is positioned at the outside of electromagnetic coil and epoxy resin sizing material, and is arranged on the electromagnetic valve body upper end, and liquid entering hole, liquid outlet are positioned at two ends, electromagnetic valve body left and right, but forms the airtight cavity of a folding with pilot valve head piece, diaphragm; Armature is arranged on the inside cavity of electromagnetic valve body, valve block is directly installed on armature, the lower end of armature is socketed on the pilot valve head piece, the pilot valve head piece is placed on diaphragm, armature can move up and down along the solenoid valve axis, the pilot valve head piece, along with moving up and down to the electromagnetic valve body both sides of armature moves left and right, connects together around armature upper end and electromagnetic coil mounting hole.
One end temperature protector of the tenminal block of described electromagnetic coil; the other end and colliery private cable are weldingly connected; the tenminal block of electromagnetic valve body, electromagnetic coil and colliery private cable connecting end are positioned in seal casinghousing; colliery private cable output terminal is fixed on seal casinghousing with the stainless steel Golan, and the seal casinghousing space has poured into the epoxy resin sizing material.
Advantage of the present utility model: whole electrical appliance part is placed on the solenoid valve enclosure interior, by passing through epoxy resin sizing material rubber seal, make whole system by isolating fully with the operate outside environment, when faults such as short circuit, blast occurs in the electrical appliance part of the inside, sealing flame proof effect due to seal casinghousing, cut off the passage that the electric leakage spark is overflowed, can guarantee that its inner damaging influence does not diffuse into outside.
Simultaneously for preventing that the abnormal overheated hidden danger that produces from appearring in the electromagnetic valve work process, a thermal cut-off of serial connection in the current supply circuit of solenoid valve, when the solenoid valve inside temperature surpasses safety value, the thermal cut-off automatic disconnection, thereby make the solenoid valve outage, quit work, improved the safety reliability of refrigeration plant unit.
The accompanying drawing explanation
Below in conjunction with embodiment's accompanying drawing, the utility model is described in further detail:
Fig. 1 is a kind of flame-proof mine explosion-proof solenoid valve of the utility model structural front view:
In figure: 1. electromagnetic coil; 2. armature; 3. valve block; 4. electromagnetic valve body; 5. temperature protector; 6. colliery private cable; 7. stainless steel Golan; 8. epoxy resin sizing material; 9 liquid entering holes; 10. liquid outlet; 11. diaphragm; 12. pilot valve head piece; 13. seal casinghousing.
Embodiment
The flame-proof mine explosion-proof solenoid valve at least comprises electromagnetic coil 1, electromagnetic valve body 4, armature 2, epoxy resin sizing material 8 and seal casinghousing 13; Wherein, seal casinghousing 13 is positioned at the outside of electromagnetic coil 1 and epoxy resin sizing material 8, and being arranged on electromagnetic valve body 4 upper ends, liquid entering hole 9, liquid outlet 10 are positioned at electromagnetic valve body 4 two ends, left and right, but form the airtight cavity of a folding with pilot valve head piece 12, diaphragm 11; Armature 2 is arranged on the inside cavity of electromagnetic valve body 4, valve block 3 is directly installed on armature 2, the lower end of armature 2 is socketed on pilot valve head piece 12, pilot valve head piece 12 is placed on diaphragm 11, armature 2 can move up and down along the solenoid valve axis, pilot valve head piece 12, along with moving up and down to the electromagnetic valve body both sides of armature 2 moves left and right, connects together around armature 2 upper ends and electromagnetic coil 1 mounting hole.
Embodiment 2
As shown in Figure 1, the flame-proof mine explosion-proof solenoid valve at least comprises electromagnetic coil 1, electromagnetic valve body 4, armature 2, epoxy resin sizing material 8 and seal casinghousing 13.Wherein armature 2 is arranged on the inside cavity of electromagnetic valve body 4.Valve block 3 is directly installed on armature 2, the lower end of armature 2 is socketed on pilot valve head piece 12, pilot valve head piece 12 is placed on diaphragm 11, armature 2 can move up and down along the solenoid valve axis, pilot valve head piece 12 is along with moving up and down to the electromagnetic valve body both sides of armature 2 moves left and right, liquid entering hole 9, liquid outlet 10 is positioned at two ends, electromagnetic valve body left and right, with pilot valve head piece 12, but diaphragm 11 forms the airtight cavity of a folding, one end temperature protector 5 of the tenminal block of electromagnetic coil 1, the other end and colliery private cable 6 are weldingly connected, electromagnetic valve body 4, the tenminal block of electromagnetic coil 1 and colliery private cable 6 connecting ends are positioned in seal casinghousing 13, private cable 6 output terminals in colliery are fixed on seal casinghousing 13 with stainless steel Golan 7, again epoxy resin sizing material 8 is poured into to seal casinghousing 13 inside, whole device is carried out to encapsulation.
Whole electrical appliance part of the present utility model is placed on the solenoid valve enclosure interior, by epoxy resin sizing material 8 rubber seals, make whole system by isolating fully with the operate outside environment, when faults such as short circuit, blast occurs in the electrical appliance part of the inside, sealing flame proof effect due to seal casinghousing 13, cut off the passage that the electric leakage spark is overflowed, can guarantee that its inner damaging influence does not diffuse into outside.
Simultaneously for preventing that the abnormal overheated hidden danger that produces from appearring in the electromagnetic valve work process; a temperature protector 5 of serial connection in the current supply circuit of solenoid valve; when the solenoid valve inside temperature surpasses safety value; the temperature protector automatic disconnection; thereby make the solenoid valve outage; quit work, improved the safety reliability of refrigeration plant unit.
The parts that the present embodiment does not describe in detail and structure belong to well-known components and common structure or the conventional means of the industry, here no longer narration.
Claims (2)
1. a flame-proof mine explosion-proof solenoid valve, is characterized in that: at least comprise electromagnetic coil (1), electromagnetic valve body (4), armature (2), epoxy resin sizing material (8) and seal casinghousing (13); Wherein, seal casinghousing (13) is positioned at the outside of electromagnetic coil (1) and epoxy resin sizing material (8), and be arranged on electromagnetic valve body (4) upper end, liquid entering hole (9), liquid outlet (10) are positioned at electromagnetic valve body (4) two ends, left and right, with pilot valve head piece (12), diaphragm (11) but form the airtight cavity of a folding; Armature (2) is arranged on the inside cavity of electromagnetic valve body (4), valve block (3) is directly installed on armature (2), the lower end of armature (2) is socketed on pilot valve head piece (12), pilot valve head piece (12) is placed on diaphragm (11), armature (2) can move up and down along the solenoid valve axis, pilot valve head piece (12), along with moving up and down to the electromagnetic valve body both sides of armature (2) moves left and right, connects together around armature (2) upper end and electromagnetic coil (1) mounting hole.
2. a kind of flame-proof mine explosion-proof solenoid valve according to claim 1; it is characterized in that: an end temperature protector (5) of the tenminal block of described electromagnetic coil (1); the other end and colliery private cable (6) are weldingly connected; the tenminal block of electromagnetic valve body (4), electromagnetic coil (1) and colliery private cable (6) connecting end are positioned in seal casinghousing (13); it is upper that colliery private cable (6) output terminal is fixed in seal casinghousing (13) with stainless steel Golan (7), and seal casinghousing (13) space has poured into epoxy resin sizing material (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320306645.9U CN203384453U (en) | 2013-05-31 | 2013-05-31 | Mining flameproof explosion-proof solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320306645.9U CN203384453U (en) | 2013-05-31 | 2013-05-31 | Mining flameproof explosion-proof solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203384453U true CN203384453U (en) | 2014-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320306645.9U Expired - Fee Related CN203384453U (en) | 2013-05-31 | 2013-05-31 | Mining flameproof explosion-proof solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203384453U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041755A (en) * | 2015-08-31 | 2015-11-11 | 衡阳合力工业车辆有限公司 | Hydraulic system and anti-explosion electromagnetic reversing valve |
| CN105375133A (en) * | 2014-08-28 | 2016-03-02 | 上海日立电器有限公司 | Compressor external cable wiring method and compressor external cable wiring structure |
-
2013
- 2013-05-31 CN CN201320306645.9U patent/CN203384453U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375133A (en) * | 2014-08-28 | 2016-03-02 | 上海日立电器有限公司 | Compressor external cable wiring method and compressor external cable wiring structure |
| CN105041755A (en) * | 2015-08-31 | 2015-11-11 | 衡阳合力工业车辆有限公司 | Hydraulic system and anti-explosion electromagnetic reversing valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CSIC XI'AN DONGYI SCIENCE TECHNOLOGY + INDUSTRY GR Free format text: FORMER NAME: XI'AN DONGFENG METERS FACTORY |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 710065 East Road, Shaanxi, Xi'an No. 3 Patentee after: CSIC XI'AN DONG YI SCIENCE TECHNOLOGY & INDUSTRY GROUP CO., LTD. Address before: 710065 East Road, Shaanxi, Xi'an No. 3 Patentee before: Xi'an Dongfeng Meters Factory |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20210531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |