CN202597723U - All-weather waterproof anti-explosion solenoid valve - Google Patents
All-weather waterproof anti-explosion solenoid valve Download PDFInfo
- Publication number
- CN202597723U CN202597723U CN 201220281930 CN201220281930U CN202597723U CN 202597723 U CN202597723 U CN 202597723U CN 201220281930 CN201220281930 CN 201220281930 CN 201220281930 U CN201220281930 U CN 201220281930U CN 202597723 U CN202597723 U CN 202597723U
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- CN
- China
- Prior art keywords
- outer cover
- valve
- groove
- solenoid valve
- runddichtringo
- 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 - Lifetime
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Abstract
The utility model discloses an all-weather waterproof anti-explosion solenoid valve which comprises a valve body, wherein a valve cavity body is connected onto the valve body, a valve head is connected onto the valve cavity body, a lower outer cover and an upper outer cover are sleeved on the valve cavity body, and O-shaped sealing rings are installed on the contact surface of the valve cavity body and the lower outer cover, the contact surface of the lower outer cover and the upper outer cover, and the contact surface of the upper outer cover and the valve head. According to the all-weather waterproof anti-explosion solenoid valve, the O-shaped sealing rings are installed on the three contact surfaces where liquid media and wet air enter to block the liquid media and the wet air, so that waterproof and dustproof capability of the solenoid valve can be improved. A groove matched with a groove on the lower outer cover is arranged on the upper outer cover, two grooves form an integral annular channel, and O-shaped sealing rings are installed in the channel. The O-shaped sealing rings are fixed easily so that slide of the O-shaped sealing rings can be avoided, the installation difficulty is reduced, and the installation process is simplified.
Description
Technical field
The utility model relates to a kind of explosion-proof solenoid valve, specifically is meant a kind of explosion-proof solenoid valve of round-the-clock waterproof.
Background technique
Explosion-proof solenoid valve is all to be enclosed in the parts that equipment possibly lighted explosive gas mixture in the shell; Its shell can bear through any mating face of shell or structure interval; The flammable mixtures that is penetrated into enclosure is not damaged at internal explosion; And can not cause lighting of the outside explosive atmosphere that forms by a kind of, multiple gases or steam; All put into flame-proof enclosure to the component that possibly produce spark, electric arc and dangerous temperature, flame-proof enclosure separates device interior space and environment on every side.There is the gap in flame-proof enclosure, because of electrical equipment respiration and gas permeation, makes inside possibly have explosive gas mixture.Airtight chamber is arranged in the solenoid valve, have through hole at diverse location, different oil pipes is all led in each hole; In the middle of the chamber is valve, and the two sides is two blocks of electromagnet, and which side the magnet coil energising valve body of which face will attracted to; The hole of different oil extractions is lived or spilt to the shelves that move through control valve body, and oil inlet hole is often opened, and hydraulic oil will get into different oil exit pipes; Pressure through oil promotes the firm piston of oil then; Piston drives piston rod again, and it is moving that the piston pole drives mechanical device, has just controlled mechanical motion through the control current of electromagnet like this.
Though present solenoid valve satisfies a kind of requirement of explosion-proof criteria, can't solve the problem of waterproof and dustproof, liquid medium and moisture can enter into valve inner through the flame proof junction plane, and inner member is caused infringement and destruction.
The model utility content
The purpose of the utility model is to provide a kind of explosion-proof solenoid valve of round-the-clock waterproof, solve present solenoid valve particularly explosion-proof solenoid valve exist be difficult to waterproof and dust-tight problem, reach the purpose of round-the-clock waterproof and dustproof.
The purpose of the utility model realizes through following technical proposals:
A kind of explosion-proof solenoid valve of round-the-clock waterproof; Comprise valve body; On valve body, be connected with valve chamber; On valve chamber, be connected with valve head, on valve chamber, be set with down outer cover and last outer cover, valve chamber and the surface of contact of following outer cover, down outer cover and last outer cover surface of contact and on the surface of contact of outer cover and valve head the O RunddichtringO all is installed.Valve body is cylindrical body on the whole, on its axis, valve chamber is installed, and what in valve chamber, install is spool, on valve chamber, is set with coil brace; Valve head is installed in valve chamber, and valve head passes valve chamber, is separately installed with outer cover and last outer cover down in the both sides of coil brace; Last outer cover is fixed on valve head on the valve chamber, and following outer cover is fixed on valve chamber on the valve body, between spool and valve head, spring is installed; Spring is in compressive state, and coil is installed on coil brace, and valve body is provided with two suction ports; On valve head, also be provided with an air outlet, when coil was in power failure state, spool was under the effect of spring; With the suction port sealing of valve core axis's direction, at this moment, the suction port of valve body upper valve core side is communicated with the air outlet on the valve head; When coil electricity, generate an electromagnetic field at once, the elastic force of spool customer service spring under the effect of magnetic attraction moves to valve head, and the air outlet is stopped up, and two suction ports on the valve body that makes simultaneously are communicated with.In long-term using process; Liquid medium and moisture possibly pass through the surface of contact between the surface of contact of valve chamber and following outer cover, following outer cover and the last outer cover, the surface of contact of going up between outer cover and the valve head gets into valve pocket inside; So, an O RunddichtringO all is installed, is utilized the O RunddichtringO that liquid medium and moisture are blocked at three surface of contact of liquid medium and moisture entering; So, can improve the waterproof and dustproof ability of solenoid valve.
Surface of contact at said valve chamber and following outer cover is respectively arranged with groove, and the groove of valve chamber constitutes complete annular pass with the groove of following outer cover, and said O RunddichtringO is positioned at this annular pass.Further say, on valve chamber and following outer cover, be provided with groove, the groove of valve chamber constitutes complete annular pass with the groove of following outer cover; During installation; Earlier the O RunddichtringO is installed on the valve chamber, will descends the groove of outer cover to be enclosed within on the O RunddichtringO then and get final product, the pressure through the outside will descend outer cover and valve chamber fastening; Simplified installation procedure, helped installing.
O RunddichtringO between said outer cover down and the last outer cover is positioned at the corner of outer cover outer wall down, and the O RunddichtringO between last outer cover and the valve head is positioned at the corner of outer cover inwall.Say that further the corner that is employed in down outer cover outer wall is provided with groove, last outer cover is provided with the groove that matees with the groove of following outer cover; The O RunddichtringO is installed in two integrant annular passs of groove in this passage, the easy fixation in the position of O RunddichtringO; Avoid the slip of O RunddichtringO, reduced the degree of difficulty of installing, simplified installation process; In like manner, the O RunddichtringO between last outer cover and the valve head also can reduce installment work, reduces the difficult installation degree.
The utility model compared with prior art has following advantage and beneficial effect:
The explosion-proof solenoid valve of a kind of round-the-clock waterproof of 1 the utility model; In long-term using process, liquid medium and moisture possibly pass through the surface of contact between the surface of contact of valve chamber and following outer cover, following outer cover and the last outer cover, the surface of contact of going up between outer cover and the valve head gets into valve pocket inside, and be like this; Three surface of contact in liquid medium and moisture entering are all installed an O RunddichtringO; Utilize the O RunddichtringO that liquid medium and moisture are blocked, so, can improve the waterproof and dustproof ability of solenoid valve;
The explosion-proof solenoid valve of a kind of round-the-clock waterproof of 2 the utility model is provided with groove on valve chamber and following outer cover, the groove of valve chamber constitutes complete annular pass with the groove of following outer cover; During installation; Earlier the O RunddichtringO is installed on the valve chamber, will descends the groove of outer cover to be enclosed within on the O RunddichtringO then and get final product, the pressure through the outside will descend outer cover and valve chamber fastening; Simplified installation procedure, helped installing;
The explosion-proof solenoid valve of a kind of round-the-clock waterproof of 3 the utility model, the corner that is employed in down outer cover outer wall is provided with groove, and last outer cover is provided with the groove that matees with the groove of following outer cover; Two integrant annular passs of groove; The O RunddichtringO is installed in this passage, and the easy fixation in the position of O RunddichtringO has been avoided the slip of O RunddichtringO; Reduce the degree of difficulty of installing, simplified installation process.
Description of drawings
Fig. 1 is the utility model structural representation.
Mark and corresponding component title in the accompanying drawing:
The 1-valve body, 2-valve chamber, 3-valve head, outer cover under the 4-, the last outer cover of 5-, 6-O RunddichtringO, 7-coil brace, 8-spool.
Embodiment
Below in conjunction with embodiment the utility model is done further to specify, but the mode of execution of the utility model is not limited thereto.
Embodiment
As shown in Figure 1, the explosion-proof solenoid valve of a kind of round-the-clock waterproof of the utility model comprises valve body 1; Valve body 1 is cylindrical body on the whole, and valve chamber 2 is installed on its axis, and what in valve chamber 2, install is spool 8; On valve chamber 2, be set with coil brace 7, valve head 3 is installed in valve chamber 2, valve head 3 passes valve chamber 2; Be separately installed with outer cover 4 and last outer cover 5 down in the both sides of coil brace 7, last outer cover 5 is fixed on valve head 3 on the valve chamber 2, and following outer cover 4 is fixed on valve chamber 2 on the valve body 1; Between spool 8 and valve head 3, spring is installed, spring is in compressive state, is respectively arranged with groove at the surface of contact of valve chamber 2 and following outer cover 4; The groove of valve chamber 2 constitutes complete annular pass with the groove of following outer cover 4, and O RunddichtringO 6 is installed in this annular pass; Corner at following outer cover 4 outer walls is provided with groove, and last outer cover 5 is provided with corresponding groove, and two groove looping passages are installed O RunddichtringO 6 in this annular pass; Outer side wall corner at valve head 3 is provided with groove, is provided with groove at the corresponding position of last outer cover 5, and two groove looping passages are installed O RunddichtringO 6 in this annular pass; On coil brace 7, coil is installed; Valve body is provided with two suction ports, on valve head 3, also is provided with an air outlet, when coil is in power failure state; Spool 8 is under the effect of spring; With the suction port sealing of spool 8 axial directions, at this moment, the suction port of valve body 1 upper valve core 8 sides is communicated with the air outlet on the valve head 3; When coil electricity, generate an electromagnetic field at once, spool 8 overcomes the elastic force of spring to valve head 3 motions under the effect of magnetic attraction, the air outlet is stopped up, and two suction ports on the valve body 1 that makes simultaneously are communicated with.
The above; It only is the preferred embodiment of the utility model; Be not that the utility model is done any pro forma restriction, every according on the technical spirit of the utility model to any simple modification, equivalent variations that above embodiment did, all fall within the protection domain of the utility model.
Claims (3)
1. the explosion-proof solenoid valve of a round-the-clock waterproof; Comprise valve body (1); On valve body (1), be connected with valve chamber (2); On valve chamber (2), be connected with valve head (3), on valve chamber (2), be set with down outer cover (4) and last outer cover (5), it is characterized in that: valve chamber (2) and the surface of contact of following outer cover (4), down outer cover (4) and the surface of contact of last outer cover (5) and upward the surface of contact of outer cover (5) and valve head (3) O RunddichtringO (6) all is installed.
2. the explosion-proof solenoid valve of a kind of round-the-clock waterproof according to claim 1; It is characterized in that: the surface of contact at said valve chamber (2) and following outer cover (4) is respectively arranged with groove; The groove of valve chamber (2) constitutes complete annular pass with the groove of following outer cover (4), and said O RunddichtringO (6) is positioned at this annular pass.
3. the explosion-proof solenoid valve of a kind of round-the-clock waterproof according to claim 1; It is characterized in that: the O RunddichtringO (6) between said outer cover (4) down and the last outer cover (5) is positioned at the corner of outer cover (4) outer wall down, and the O RunddichtringO (6) between last outer cover (5) and the valve head (3) is positioned at the corner of outer cover (5) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220281930 CN202597723U (en) | 2012-06-15 | 2012-06-15 | All-weather waterproof anti-explosion solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220281930 CN202597723U (en) | 2012-06-15 | 2012-06-15 | All-weather waterproof anti-explosion solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202597723U true CN202597723U (en) | 2012-12-12 |
Family
ID=47315262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220281930 Expired - Lifetime CN202597723U (en) | 2012-06-15 | 2012-06-15 | All-weather waterproof anti-explosion solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202597723U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274080A (en) * | 2019-07-05 | 2019-09-24 | 珠海格力电器股份有限公司 | Electromagnetic valve with clamping structure and electric appliance |
-
2012
- 2012-06-15 CN CN 201220281930 patent/CN202597723U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274080A (en) * | 2019-07-05 | 2019-09-24 | 珠海格力电器股份有限公司 | Electromagnetic valve with clamping structure and electric appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |
|
| CX01 | Expiry of patent term |