CN202176771U - Gas safe valve - Google Patents
Gas safe valve Download PDFInfo
- Publication number
- CN202176771U CN202176771U CN2011202552198U CN201120255219U CN202176771U CN 202176771 U CN202176771 U CN 202176771U CN 2011202552198 U CN2011202552198 U CN 2011202552198U CN 201120255219 U CN201120255219 U CN 201120255219U CN 202176771 U CN202176771 U CN 202176771U
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- CN
- China
- Prior art keywords
- cavity
- chamber
- valve
- temp controller
- spool
- 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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Abstract
The utility model discloses a gas safe valve, comprising a valve body, a thimble arranged in the valve body, a core valve cavity and an electromagnetic valve cavity, wherein a valve core and a rotating shaft connected with the valve core are arranged in the valve core cavity, and an electromagnetic valve is arranged in the electromagnetic valve cavity; the gas safe valve is characterized in that: a hollow cavity is arranged in the valve body, a first cavity cover is arranged at the top end of the hollow cavity, the thimble is arranged in the hollow cavity and the first cavity cover in a penetrating way and can axially move in the first cavity cover and the valve body to control the opening of the electromagnetic valve, a second cavity cover is arranged at the top end of the valve core, and the rotating shaft is arranged on the second cavity cover in a penetrating way. The first cavity cover and the second cavity cover are arranged on the hollow cavity and the valve core cavity to replace an upper valve cover, therefore, the first cavity cover and the second cavity cover are easy to manufacture and process and are not easy to deform during processing, the first cavity cover and the second cavity have good stability and sealing property after being installed, the first cavity cover is connected with the inner wall of the hollow cavity in a threading way, the fastening and sealing properties of the connection between the first cavity cover and the hollow cavity are increased, and an ejector rod on the electromagnetic valve is ensured not to swing during working.
Description
Technical field
The utility model relates to a kind of valve, particularly a kind of safety valves for gas.
Background technique
At present; The automatic temperature-control gas valve that the fuel gas heating apparatus of selling on the market, gas burning roastor, gas roastor are used, the structure more complicated, component are many, difficulty of processing is high, particularly bonnet complex structure casting require high, and interior thickness to compare both sides very thin; Yielding during depanning; Thereby can produce the gap after being installed on the valve body with screw, and swing easily during valve work, produce and reveal.
Summary of the invention
In order to overcome the deficiency of existing technology, the utility model provides the safety valves for gas of a kind of stability and good airproof performance.
The utility model solves the technological scheme that its technical problem adopted:
Safety valves for gas comprises valve body, thimble, spool chamber and electromagnetism valve pocket, the rotating shaft that spool is installed in the spool chamber and links to each other with spool; In the electromagnetism valve pocket solenoid valve is installed, it is characterized in that: be provided with cavity in the said valve body, the cavity top is provided with first chamber lid; Said thimble is arranged in cavity and first chamber lid, and can in first chamber lid and valve body, move axially, with the startup of control electromagnetic valve; The spool top is provided with second chamber lid, and said rotating shaft is arranged in second chamber and covers..
Said first chamber lid is threaded with cavity inner wall.
Said first chamber covers and is provided with first seam, and the first seam outer wall is provided with the screw thread that matches with cavity inner wall.
Said second chamber lid is connected with valve body through connecting fastening piece.
Said second chamber covers and is provided with second seam that snaps in spool chamber.
In the said rotating shaft pressing plate is installed, rotating shaft can be rotated on this pressing plate, and the intermediate portion of pressing plate is arranged in position-limited needle; The other end of pressing plate contacts with thimble is movable, moves axially in second chamber lid and valve body with the control thimble, and said valve body is provided with bottom flange; The air outlet hole that is provided with the temp controller chamber in the bottom flange and is communicated with the temp controller chamber; One temp controller is installed in the temp controller chamber, and an end of this temp controller is arranged in bottom flange, and the end of said spool chamber is equipped with sealed cover; Be equipped with seal shaft in the sealed cover; One end of seal shaft is connected with spool, and an end of said temp controller is sleeved in the seal shaft and can on seal shaft, rotates, and the sealing stage clip is installed between temp controller and the sealed cover.
Between temp controller and the bottom flange seal ring is installed, spring sheet is installed on the bottom flange, temp controller is arranged in this spring sheet and through spring positioning, temp controller can rotate on spring sheet and bottom flange.
The medial axis of said rotating shaft, spool, seal shaft and temp controller is located along the same line.
The beneficial effect of the utility model is: the utility model has replaced bonnet through first chamber lid and second chamber lid that is arranged on cavity and the spool chamber; Thereby first chamber lid and second chamber lid make in easy processing and the processing not yielding; Thereby rear stability and better tightness are installed; And first chamber lid be threaded with cavity inner wall, improved especially first chamber cover with cavity be connected tightness and sealing, guaranteed that the push rod on the solenoid valve can not wave at work.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified:
Fig. 1 is the sectional view of the utility model;
Fig. 2 is the explosive view of the utility model.
Embodiment
With reference to Fig. 1, Fig. 2, the utility model discloses a kind of safety valves for gas, comprise valve body 1, thimble 2, spool chamber 3 and electromagnetism valve pocket 4; The rotating shaft 6 that spool 5 is installed in the spool chamber 3 and links to each other with spool 5 is equipped with solenoid valve 7 in the electromagnetism valve pocket 4, be provided with cavity 8 in the said valve body 1; Cavity 8 tops are provided with first chamber lid 9; Said thimble 2 is arranged in cavity 8 and first chamber lid 9, and can in first chamber lid 9 and valve body 1, move axially, with the startup of control electromagnetic valve 7; Spool 5 tops are provided with second chamber lid 10, and rotating shaft 6 is arranged on second chamber lid 10.
As shown in the figure, pressing plate 13 is installed in the rotating shaft 6, rotating shaft 6 can be rotated on this pressing plate 13; The intermediate portion of pressing plate 13 is arranged in position-limited needle 14, and the other end of pressing plate 13 and thimble 2 movable contacts move axially in second chamber lid 10 and valve body 1 with control thimble 2; Said valve body 1 is provided with bottom flange 15, and the air outlet hole that is provided with temp controller chamber 16 in the bottom flange 15 and is communicated with temp controller chamber 16 is equipped with a temp controller 17 in the temp controller chamber 16; One end of this temp controller 17 is arranged in bottom flange 15; The end of said spool chamber 3 is equipped with sealed cover 18, is equipped with seal shaft 19 in the sealed cover 18, and an end of seal shaft 19 is connected with spool 5; One end of said temp controller 17 is sleeved in the seal shaft 19 and can on seal shaft 19, rotates, and sealing stage clip 20 is installed between temp controller 17 and the sealed cover 18.Further, between temp controller 17 and the bottom flange 15 seal ring 21 is installed, spring sheet 22 is installed on the bottom flange 15, temp controller 17 is arranged in this spring sheet 22 and through spring sheet 22 location, temp controller 17 can rotate on spring sheet 22 and bottom flange 15.The medial axis of further, rotating shaft 6, spool 5, seal shaft 19 and temp controller 17 is located along the same line.This structure, is advanced with the flow of control combustion gas from spool chamber entering cavity, thereby large and small fire is distinguished obviously with the circulation area of control combustion gas through the relative position of temp controller may command sealed cover and spool chamber.
As shown in the figure, in this specific embodiment, cavity 8 communicates with solenoid valve 7 chambeies 4, and cavity 8 is provided with Returnning spring and the seal ring that thimble 2 is resetted.When pressing thimble 2, thimble 2 moves down and touches solenoid valve 7 enable switches, thereby starts solenoid valve 7.Said first chamber lid 9 is connected with cavity 8 inner threads.Further, first chamber lid 9 is provided with first seam, 11, the first seams, 11 outer walls and is provided with the screw thread that matches with cavity 8 inwalls, and said structure makes in first chamber lid 9 and the cavity 8 and is connected firmly, and has improved sealing through screw-thread fit.
As shown in the figure, second chamber lid 10 is connected with valve body 1 through connecting fastening piece, connects fastening piece and has adopted screw, and further, second chamber lid 10 is provided with the effect that second seam, 12, the second seams 12 that snap in spool 5 chambeies 3 can play the location and be connected firmly.
Above-mentionedly just some preferred embodiments of the utility model are illustrated and describe; But the mode of execution of the utility model is not restricted to the described embodiments; As long as it reaches the technique effect of the utility model with essentially identical means, all should belong to the protection domain of the utility model.
Claims (8)
1. a safety valves for gas comprises valve body, thimble, spool chamber and electromagnetism valve pocket, the rotating shaft that spool is installed in the spool chamber and links to each other with spool; In the electromagnetism valve pocket solenoid valve is installed, it is characterized in that: be provided with cavity in the said valve body, the cavity top is provided with first chamber lid; Said thimble is arranged in cavity and first chamber lid, and can in first chamber lid and valve body, move axially, with the startup of control electromagnetic valve; The spool top is provided with second chamber lid, and said rotating shaft is arranged in second chamber and covers.
2. a kind of safety valves for gas according to claim 1 is characterized in that: said first chamber lid is threaded with cavity inner wall.
3. a kind of safety valves for gas according to claim 2 is characterized in that: said first chamber covers and is provided with first seam, and the first seam outer wall is provided with the screw thread that matches with cavity inner wall.
4. a kind of safety valves for gas according to claim 1 is characterized in that: said second chamber lid is connected with valve body through connecting fastening piece.
5. a kind of safety valves for gas according to claim 1 is characterized in that: said second chamber covers and is provided with second seam that snaps in spool chamber.
6. a kind of safety valves for gas according to claim 1 is characterized in that: in the said rotating shaft pressing plate is installed, rotating shaft can be rotated on this pressing plate; The intermediate portion of pressing plate is arranged in position-limited needle, and the other end of pressing plate contacts with thimble is movable, moves axially in second chamber lid and valve body with the control thimble; Said valve body is provided with bottom flange, and the air outlet hole that is provided with the temp controller chamber in the bottom flange and is communicated with the temp controller chamber is equipped with a temp controller in the temp controller chamber; One end of this temp controller is arranged in bottom flange; The end of said spool chamber is equipped with sealed cover, is equipped with seal shaft in the sealed cover, and an end of seal shaft is connected with spool; One end of said temp controller is sleeved in the seal shaft and can on seal shaft, rotates, and the sealing stage clip is installed between temp controller and the sealed cover.
7. a kind of safety valves for gas according to claim 6; It is characterized in that: between said temp controller and the bottom flange seal ring is installed; Spring sheet is installed on the bottom flange, and temp controller is arranged in this spring sheet and through spring positioning, temp controller can rotate on spring sheet and bottom flange.
8. a kind of safety valves for gas according to claim 7 is characterized in that: the medial axis of said rotating shaft, spool, seal shaft and temp controller is located along the same line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202552198U CN202176771U (en) | 2011-07-19 | 2011-07-19 | Gas safe valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202552198U CN202176771U (en) | 2011-07-19 | 2011-07-19 | Gas safe valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202176771U true CN202176771U (en) | 2012-03-28 |
Family
ID=45866649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202552198U Expired - Fee Related CN202176771U (en) | 2011-07-19 | 2011-07-19 | Gas safe valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202176771U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322206A (en) * | 2013-06-08 | 2013-09-25 | 谢启标 | Novel temperature control valve |
| CN105003688A (en) * | 2015-07-28 | 2015-10-28 | 宁波万安股份有限公司 | High-position double-pass time control gas valve |
-
2011
- 2011-07-19 CN CN2011202552198U patent/CN202176771U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322206A (en) * | 2013-06-08 | 2013-09-25 | 谢启标 | Novel temperature control valve |
| CN103322206B (en) * | 2013-06-08 | 2015-07-29 | 谢启标 | A kind of thermostat valve |
| CN105003688A (en) * | 2015-07-28 | 2015-10-28 | 宁波万安股份有限公司 | High-position double-pass time control gas valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120328 Termination date: 20140719 |
|
| EXPY | Termination of patent right or utility model |