CN203431277U - Gas solenoid valve - Google Patents
Gas solenoid valve Download PDFInfo
- Publication number
- CN203431277U CN203431277U CN201320557487.4U CN201320557487U CN203431277U CN 203431277 U CN203431277 U CN 203431277U CN 201320557487 U CN201320557487 U CN 201320557487U CN 203431277 U CN203431277 U CN 203431277U
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- Prior art keywords
- iron core
- gas
- shrouding
- seal ring
- electromagnetic valve
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- Expired - Lifetime
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- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses a gas solenoid valve. The gas solenoid valve comprises a valve body which is provided with a gas channel, a valve core assembly which is used for opening and closing the gas channel and a solenoid actuator which is used for driving the valve core assembly to perform actions of opening and closing the gas channel; the valve core assembly is arranged inside the valve body; an installation chamber is formed in the valve body; the solenoid actuator is arranged inside the installation chamber; a seal plate is fixed at the outlet of the installation chamber; a gap between the seal plate and the valve body is sealed through a first sealing ring. The gas solenoid valve has the advantages of being reasonable in structure and small in size and effectively avoiding exterior harmful gas and water vapor damaging the solenoid actuator of the solenoid valve.
Description
Technical field
The utility model relates to a kind of gas electromagnetic valve, belongs to Solenoid Valve Technology field.
Background technique
Solenoid valve is the industry equipment by Electromagnetic Control, is used in direction, flow, speed and other parameters of in industrial control system, adjusting medium.Solenoid valve is divided into two classes from principle: (1) direct action solenoid valve: during energising, Returnning spring is mentioned mangetic core assembly from valve seat, valve open; During power-off, electromagnetic force disappears, and Returnning spring is pressed in mangetic core assembly on valve seat, valve closing.(2) guide electromagnetic valve: during energising, electromagnetic force is opened pilot hole, upper chamber's pressure declines rapidly, at spool, forms low high pressure reduction around, and hydrodynamic pressure promotes mangetic core assembly and moves up, valve open; During power-off, spring force cuts out pilot hole, and inlet pressure forms the high pressure reduction bending down around at mangetic core assembly rapidly by by-pass hole, and hydrodynamic pressure promotes mangetic core assembly and moves down, throttle down.
The solenoid valve using on gas cooker mostly is direct action solenoid valve, the structure of tradition gas electromagnetic valve as shown in Figure 1, it comprise be provided with blast tube valve body, be arranged in described valve body for opening and closing the mangetic core assembly of described blast tube and for driving described mangetic core assembly to do the electromagnetic actuator of the action that opens and closes described blast tube; Described electromagnetic actuator is arranged on the outside of described valve body, is outlet structure.The shortcoming that this gas electromagnetic valve exists is, volume is larger, and outside harmful gas and steam easily produces injury to the electromagnetic actuator of solenoid valve, thus its structure also have can improvements.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of gas electromagnetic valve rational in infrastructure, and the volume of this gas electromagnetic valve is little, and can effectively avoid outside harmful gas and steam easily the electromagnetic actuator of solenoid valve to be produced to injury.
The technological scheme that realizes the utility model object is:
, comprise be provided with blast tube valve body, be arranged in described valve body for opening and closing the mangetic core assembly of described blast tube and for driving described mangetic core assembly to do the electromagnetic actuator of the action that opens and closes described blast tube; Described valve body is provided with installation cavity, and described electromagnetic actuator is arranged in described installation cavity, and the outlet port of described installation cavity is fixed with shrouding, and the gap between described shrouding and valve body seals by the first seal ring.
In technique scheme, described electromagnetic actuator comprise be provided with central through bore electromagnetic assembly, be located at described electromagnetic assembly outside shell, be arranged on the copper pipe in described central through bore and be arranged on static iron core and the moving iron core in the tube chamber of described copper pipe; Described shell and shrouding riveted joint;
Described static iron core is arranged on the interior one end away from blast tube of described tube chamber and rivets with described shrouding, and described moving iron core is arranged on one end of close blast tube in described tube chamber; Described mangetic core assembly is arranged on described moving iron core near one end of described blast tube;
On described moving iron core, be arranged with Returnning spring, one end of described Returnning spring is resisted against on described shell, and the other end is resisted against on described mangetic core assembly;
Gap between the chamber wall of described shell and described installation cavity seals by the second seal ring, and the gap between described shell and the outer wall of described copper pipe seals by the 3rd seal ring, between described static iron core and the inwall of copper pipe, by the 4th seal ring, seals.
In technique scheme, described shrouding and shell coordinate described copper pipe is spacing in described central through bore.
In technique scheme, described the first seal ring and the second seal ring are same parts.
In technique scheme, described shrouding is fixed by screw and valve body.
In technique scheme, described moving iron core is provided with cushion pad near one end of described static iron core.
In technique scheme, described mangetic core assembly comprises air packing and pad;
One end of described Returnning spring is resisted against on described shell, and the other end is resisted against on described pad.
In technique scheme, described moving iron core and described air packing are by Ka Tai and draw-in groove engagement connection.
In technique scheme, described blast tube comprises fuel gas inlet and gas outlet; Described fuel gas inlet place is provided with filtrating equipment.
The utlity model has positive effect:
(1) in gas electromagnetic valve of the present utility model, described electromagnetic actuator is arranged in installation cavity, adopts built-in structure, so just can make the boundary dimension of product reduce; In addition, by the opening at installation cavity, shrouding be set and adopt the first seal ring by the clearance seal between shrouding and valve body; So just can effectively avoid outside harmful gas and steam to enter installation cavity, electromagnetic actuator is produced to injury, also can prevent gas leakage.
(2), in gas electromagnetic valve of the present utility model, the rational in infrastructure and simplification of electromagnetic actuator, can effectively prevent that by the second seal ring, the 3rd seal ring and the 4th seal ring are set gas leakage from directly contacting with electromagnetic assembly with combustion gas.
(3) in gas electromagnetic valve of the present utility model, described shrouding and shell coordinate described copper pipe is spacing in described central through bore, by adopting this structure, in the process that shrouding and shell is fixing, can carry out the assembling of copper pipe, and assembly manipulation facilitates.
(4) in gas electromagnetic valve of the present utility model, described moving iron core is provided with cushion pad near one end of described static iron core, by cushion pad is set, can avoid moving iron core and static iron core generation direct collision.
(5), in gas electromagnetic valve of the present utility model, by the fuel gas inlet place at blast tube, filtrating equipment being set can fall the contaminant filter in combustion gas.
Accompanying drawing explanation
Fig. 1 is the structural representation of traditional gas electromagnetic valve;
Fig. 2 is the structural representation of gas electromagnetic valve of the present utility model.
Reference character shown in figure is: 1-valve body; 11-installation cavity; 2-mangetic core assembly; 21-air packing; 22-pad; 3-electromagnetic actuator; 31-electromagnetic assembly; 32-shell; 33-copper pipe; 34-static iron core; 35-moves iron core; 36-cushion pad; 4-Returnning spring; 5-shrouding; 6 fuel gas inlet; 7-gas outlet; 8-filtrating equipment.
Embodiment
Below in conjunction with Figure of description, a kind of embodiment of gas electromagnetic valve of the present utility model is elaborated:
As shown in Figure 2,, comprise be provided with blast tube valve body 1, be arranged in described valve body 1 for opening and closing the mangetic core assembly 2 of described blast tube and for driving described mangetic core assembly 2 to do the electromagnetic actuator 3 of the action that opens and closes described blast tube; Described valve body 1 is provided with installation cavity 11, and described electromagnetic actuator 3 is arranged in described installation cavity 11, and the outlet port of described installation cavity 11 is fixed with shrouding 5, and the gap between described shrouding 5 and valve body 1 seals by the first seal ring.In the gas electromagnetic valve of the present embodiment, described electromagnetic actuator 3 is arranged in installation cavity 11, adopts built-in structure, so just can make the boundary dimension of product reduce; In addition, by the opening at installation cavity 11, shrouding 5 be set and adopt the first seal ring by the clearance seal between shrouding 5 and valve body 1; So just can effectively avoid outside harmful gas and steam to enter installation cavity 11, electromagnetic actuator 3 is produced to injury, also can prevent gas leakage.
Described electromagnetic actuator 3 in the present embodiment comprise be provided with central through bore electromagnetic assembly 31, be located at described electromagnetic assembly 31 outsides shell 32, be arranged on the copper pipe 33 in described central through bore and be arranged on static iron core 34 and the moving iron core 35 in the tube chamber of described copper pipe 33; Described shell 32 and shrouding 5 riveted joints; Described static iron core 34 is arranged on the interior one end away from blast tube of described tube chamber and rivets with described shrouding 5, and described moving iron core 35 is arranged on one end of close blast tube in described tube chamber; Described mangetic core assembly 2 is arranged on described moving iron core 35 near one end of described blast tube; On described moving iron core 35, be arranged with Returnning spring 4, one end of described Returnning spring 4 is resisted against on described shell 32, and the other end is resisted against on described mangetic core assembly 2; Gap between described shell 32 and the chamber wall of described installation cavity 11 seals by the second seal ring, gap between described shell 32 and the outer wall of described copper pipe 33 seals by the 3rd seal ring, between described static iron core 34 and the inwall of copper pipe 33, by the 4th seal ring, seals.Rational in infrastructure and the simplification of above-mentioned electromagnetic actuator 3, can effectively prevent that by the second seal ring, the 3rd seal ring and the 4th seal ring are set gas leakage from directly contacting with electromagnetic assembly 31 with combustion gas.
As the further improvement of said structure, the described shrouding 5 in the present embodiment and shell 32 coordinate described copper pipe 33 is spacing in described central through bore.By adopting this structure, in the process that shrouding 5 and shell 32 is fixing, can carry out the assembling of copper pipe 33, assembly manipulation is convenient.
Described the first seal ring and the second seal ring in the present embodiment are same parts, so just can save a seal ring.
Described shrouding 5 in the present embodiment is fixing by screw and valve body 1.
For fear of moving iron core 35 and static iron core 34, there is direct collision when the adhesive, in the present embodiment, at described moving iron core 35, near one end of described static iron core 34, be provided with cushion pad 36.
As other embodiment, described mangetic core assembly 2 comprises air packing 21 and pad 22; One end of described Returnning spring 4 is resisted against on described shell 31, and the other end is resisted against on described pad 22.By being set, pad 22 can avoid air packing 21 spring 4 wearing and tearing that are reset.
Described moving iron core 35 in the present embodiment and described air packing 21 are by Ka Tai and draw-in groove engagement connection.
Blast tube described in the present embodiment comprises fuel gas inlet 6 and gas outlet 7; Described fuel gas inlet 6 places are provided with filtrating equipment 8, by described filtrating equipment 8 is set, the contaminant filter in combustion gas can be fallen.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to mode of execution of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all mode of executions.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection domain of the present utility model.
Claims (9)
1. a gas electromagnetic valve, comprise be provided with blast tube valve body (1), be arranged in described valve body (1) for opening and closing the mangetic core assembly (2) of described blast tube and for driving described mangetic core assembly (2) to do the electromagnetic actuator (3) of the action that opens and closes described blast tube; It is characterized in that: described valve body (1) is provided with installation cavity (11), described electromagnetic actuator (3) is arranged in described installation cavity (11), the outlet port of described installation cavity (11) is fixed with shrouding (5), and the gap between described shrouding (5) and valve body (1) seals by the first seal ring.
2. gas electromagnetic valve according to claim 1, is characterized in that: described electromagnetic actuator (3) comprise be provided with central through bore electromagnetic assembly (31), be located at the outside shell (32) of described electromagnetic assembly (31), be arranged on the copper pipe (33) in described central through bore and be arranged on static iron core (34) and the moving iron core (35) in the tube chamber of described copper pipe (33); Described shell (32) and shrouding (5) riveted joint;
Described static iron core (34) is arranged on the interior one end away from blast tube of described tube chamber and rivets with described shrouding (5), and described moving iron core (35) is arranged on one end of close blast tube in described tube chamber; Described mangetic core assembly (2) is arranged on described moving iron core (35) near one end of described blast tube;
On described moving iron core (35), be arranged with Returnning spring (4), it is upper that one end of described Returnning spring (4) is resisted against described shell (32), and the other end is resisted against on described mangetic core assembly (2);
Gap between the chamber wall of described shell (32) and described installation cavity (11) seals by the second seal ring, gap between the outer wall of described shell (32) and described copper pipe (33) seals by the 3rd seal ring, between described static iron core (34) and the inwall of copper pipe (33), by the 4th seal ring, seals.
3. gas electromagnetic valve according to claim 2, is characterized in that: described shrouding (5) and shell (32) coordinate described copper pipe (33) is spacing in described central through bore.
4. gas electromagnetic valve according to claim 3, is characterized in that: described the first seal ring and the second seal ring are same parts.
5. gas electromagnetic valve according to claim 4, is characterized in that: described shrouding (5) is fixing by screw and valve body (1).
6. gas electromagnetic valve according to claim 2, is characterized in that: described moving iron core (35) is provided with cushion pad (36) near one end of described static iron core (34).
7. gas electromagnetic valve according to claim 2, is characterized in that: described mangetic core assembly (2) comprises air packing (21) and pad (22);
It is upper that one end of described Returnning spring (4) is resisted against described shell (31), and the other end is resisted against on described pad (22).
8. gas electromagnetic valve according to claim 7, is characterized in that: described moving iron core (35) and described air packing (21) are by Ka Tai and draw-in groove engagement connection.
9. according to the gas electromagnetic valve described in any one in claim 1 to 8, it is characterized in that: described blast tube comprises fuel gas inlet (6) and gas outlet (7); Described fuel gas inlet (6) locates to be provided with filtrating equipment (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320557487.4U CN203431277U (en) | 2013-09-09 | 2013-09-09 | Gas solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320557487.4U CN203431277U (en) | 2013-09-09 | 2013-09-09 | Gas solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203431277U true CN203431277U (en) | 2014-02-12 |
Family
ID=50060314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320557487.4U Expired - Lifetime CN203431277U (en) | 2013-09-09 | 2013-09-09 | Gas solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203431277U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108278402A (en) * | 2018-03-07 | 2018-07-13 | 广东铃木智能科技有限公司 | A double gas solenoid valve |
| CN110718049A (en) * | 2019-10-15 | 2020-01-21 | 福州市协成智慧科技有限公司 | Household gas leakage alarm system |
-
2013
- 2013-09-09 CN CN201320557487.4U patent/CN203431277U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108278402A (en) * | 2018-03-07 | 2018-07-13 | 广东铃木智能科技有限公司 | A double gas solenoid valve |
| CN110718049A (en) * | 2019-10-15 | 2020-01-21 | 福州市协成智慧科技有限公司 | Household gas leakage alarm system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151127 Address after: Yang Lu Songjiang District Chedun town Shanghai City No. 111 car 201611 Patentee after: SHANGHAI QIAOHENG INDUSTRIAL CO.,LTD. Address before: Le Chengle Lake Road 325600 Yueqing city in Zhejiang province Wenzhou City No. 87 Patentee before: ZHEJIANG QIAOHENG INDUSTRIAL Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |