CN201772109U - Automatic temperature control gas safety valve - Google Patents
Automatic temperature control gas safety valve Download PDFInfo
- Publication number
- CN201772109U CN201772109U CN2010202976059U CN201020297605U CN201772109U CN 201772109 U CN201772109 U CN 201772109U CN 2010202976059 U CN2010202976059 U CN 2010202976059U CN 201020297605 U CN201020297605 U CN 201020297605U CN 201772109 U CN201772109 U CN 201772109U
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- CN
- China
- Prior art keywords
- valve
- valve body
- temp controller
- spool
- rotating shaft
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- 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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- Temperature-Responsive Valves (AREA)
Abstract
The utility model discloses an automatic temperature control gas safety valve. The valve comprises a valve body, and an upper valve cover and a lower valve cover which are arranged on the valve body. A valve element and an electromagnetic valve are arranged in the valve body. The upper valve cover is provided with a rotating shaft and a limiting pin. An ejector pin is inserted in the upper valve cover and the valve body to control the opening of the electromagnetic valve. A pressure plate is arranged on the rotating shaft. The limiting pin is inserted into the centre of the pressure plate, and one end of the pressure plate is in movable contact with the ejector pin. A temperature controller is arranged in the lower valve cover, wherein one end of the temperature controller is inserted in the lower valve cover. A sealing cover plate is arranged on the end part of a valve element cavity; a sealing shaft is inserted into the sealing cover plate; one end of the sealing shaft is connected with the valve element; one end of the temperature controller is sleeved in the sealing shaft and can rotate on the sealing shaft; and a sealing pressure spring is arranged between the temperature controller and the sealing cover plate. The automatic temperature control gas safety valve has a compact structure and attractive and elegant appearance, and is easy to machine, simple to assemble and debug, accurate in gear switching and obvious in a difference between intense fire and soft fire.
Description
Technical field
The utility model relates to a kind of safety valves for gas, particularly a kind of safety valves for gas with temperature automatically controlled function.
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, assembling procedure is many and numerous, yield rate is low, temperature-controlled precision is low, gear when conversion large and small fire distinguish not obvious, maintenance is difficult for, fabricating cost is high.This make fuel gas heating apparatus, gas burning roastor, gas roastor the manufacture cost height, use inconvenient.Use so be difficult in to popularize on fuel gas heating apparatus, gas burning roastor, the gas roastor.And all be to fix between existing valve body and the temp controller on the market, thereby make troubles for the debugging of safety valve by the mode that is threaded.
Summary of the invention
In order to overcome the deficiencies in the prior art, a kind of compact structure, elegant in appearance, easy processing, assembling are provided the utility model and debugging is simple, the gear conversion accurately, large and small fire distinguishes tangible automatic temperature-control gas safety valve.
The technological scheme that its technical problem that solves the utility model adopts is:
A kind of automatic temperature-control gas safety valve, comprise valve body and be installed in bonnet and bottom flange on the valve body, it is characterized in that being provided with in the valve body spool chamber and electromagnetism valve pocket, spool chamber is communicated with the electromagnetism valve pocket, spool is installed in the spool chamber, in the electromagnetism valve pocket solenoid valve is installed, valve body is provided with the inlet hole that is communicated with the electromagnetism valve pocket; Rotating shaft and position-limited needle are installed on the bonnet, described rotating shaft is connected with spool, one thimble is arranged in bonnet and valve body, and can in bonnet and valve body, move axially, with the startup of control electromagnetic valve, pressing plate is installed in the rotating shaft, 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 bonnet and valve body with the control thimble; The air outlet hole that is provided with cavity in the bottom flange and is communicated with cavity, temp controller is installed in the cavity, one end of this temp controller is arranged in bottom flange, the end of described 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 described temp controller is sleeved in the seal shaft and can rotates on seal shaft, and the sealing stage clip is installed between temp controller and the sealed cover.
As the utility model improvement of the technical scheme, 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 by spring positioning, temp controller can rotate on spring sheet and bottom flange.
As the utility model further improvement in the technical proposal, the medial axis of rotating shaft, spool, seal shaft and temp controller is located along the same line.
The beneficial effects of the utility model are: bonnet of the present utility model has been concentrated the function of pressing plate guiding, solenoid valve thimble location, has reduced other component by integrated pattern, simplifies the structure, and has realized the gear conversion, opens the function of solenoid valve; Reaction force by spring sheet on the bottom flange positions temp controller, and between temp controller and bottom flange, be provided with the axial seal of seal ring, in production debugging, can come the precision debugging of control valve body by direct rotating temperature controlled device, and because the reaction force of spring sheet has played fixing effect; All on same straight line, each parts can directly link in the medial axis of rotating shaft, spool, seal shaft and the temp controller of control valve body action, and probability of failure is little in the movement process, effectively raises the serviceability of product.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified:
Fig. 1 is a schematic perspective view of the present utility model;
Fig. 2 is a sectional view of the present utility model;
Fig. 3 is a perspective exploded view of the present utility model;
Fig. 4 is a plan view of the present utility model.
Embodiment
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the disclosed a kind of automatic temperature-control gas safety valve of the utility model, comprise valve body 1 and be installed in bonnet 2 and bottom flange 3 on the valve body 1, wherein, be provided with spool chamber 11 and electromagnetism valve pocket 12 in the valve body 1, spool chamber 11 is communicated with electromagnetism valve pocket 12, and spool 111 is installed in the spool chamber 11, by conducting and the disconnection of spool 111 may command spool chambeies 11 with electromagnetism valve pocket 12; Solenoid valve 121 is installed in the electromagnetism valve pocket 12, solenoid valve 121 is encapsulated in the electromagnetism valve pocket 12 by the solenoid valve nut 14 that is installed on the valve body 1, valve body 1 is provided with the inlet hole 13 that is communicated with electromagnetism valve pocket 12, by conducting and the disconnection of solenoid valve 121 may command valve bodies 1 with extraneous source of the gas.
Rotating shaft 21 and position-limited needle 22 are installed on the bonnet 2, and this rotating shaft 21 is arranged in bonnet 2 and is connected with spool 111, by these rotating shaft 21 may command spools 111 actions.One thimble 23 is arranged in bonnet 2 and valve body 1, and can in bonnet 2 and valve body 1, move axially, startup with control electromagnetic valve 121, pressing plate 24 is installed in the rotating shaft 21, rotating shaft 21 can be rotated on this pressing plate 24, the intermediate portion of pressing plate 24 is arranged in position-limited needle 22, the other end of pressing plate 24 and thimble 23 movable contacts, pressing plate 24 can move axially with rotating shaft 21, move axially in bonnet 2 and valve body 1 with control thimble 23, be set with Returnning spring 25 and meson 251 on the thimble 23, seal ring 252, bonnet of the present utility model has been concentrated the pressing plate guiding, the function of solenoid valve thimble location has reduced other component by integrated pattern, simplifies the structure, realize the gear conversion, opened the function of solenoid valve.
As shown in the figure, the air outlet hole 32 that is provided with cavity 31 in the bottom flange 3 and is communicated with cavity 31, the position of this cavity 31 is relative with spool chamber 11, temp controller 33 is installed in cavity 31, one end of this temp controller 33 is arranged in bottom flange 3, in the end of spool chamber 11 sealed cover 34 is installed, be equipped with seal shaft 35 in the sealed cover 34, one end of seal shaft 35 is connected with spool 111, one end of temp controller 33 is sleeved in the seal shaft 35 and can rotates on seal shaft 35, sealing stage clip 36 is installed between temp controller 33 and the sealed cover 34, by the relative position of temp controller 33 may command sealed covers 34 with spool chamber, with the circulation area of control combustion gas, advance with the control combustion gas and enter the flow of cavity 31, thereby large and small fire is distinguished obviously from spool chamber 11.
Joint at temp controller 33 and bottom flange 3 is equipped with seal ring 37, by sealing circle 37 with temp controller 33 and bottom flange 3 joint axial seals.
Spring sheet 38 is installed on the bottom flange 3, temp controller 33 is arranged in this spring sheet 38, can strain temp controller 33 by being installed on the card 39 on the temp controller 33 and the elastic force of this spring sheet 38, prevent to occur between temp controller 33 and the bottom flange 3 loosening, thereby realize the location of temp controller, and temp controller can rotate in spring sheet and bottom flange, in production debugging, can come the precision debugging of control valve body by direct rotating temperature controlled device.
The medial axis of rotating shaft 21 of the present utility model, spool 111, seal shaft 35 and temp controller 33 is located along the same line, and each parts can directly link, and probability of failure is little in the movement process, effectively raises the serviceability of product.
On solenoid valve nut 14, can connect the thermocouple (not shown), by thermocouple measurement to temperature variation may command solenoid valve unlatching or close so that the utlity model has extinguish protection function.
Claims (3)
1. automatic temperature-control gas safety valve, comprise valve body and be installed in bonnet and bottom flange on the valve body, it is characterized in that being provided with in the valve body spool chamber and electromagnetism valve pocket, spool chamber is communicated with the electromagnetism valve pocket, spool is installed in the spool chamber, in the electromagnetism valve pocket solenoid valve is installed, valve body is provided with the inlet hole that is communicated with the electromagnetism valve pocket; Rotating shaft and position-limited needle are installed on the bonnet, described rotating shaft is connected with spool, one thimble is arranged in bonnet and valve body, and can in bonnet and valve body, move axially, with the startup of control electromagnetic valve, pressing plate is installed in the rotating shaft, 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 bonnet and valve body with the control thimble; The air outlet hole that is provided with cavity in the bottom flange and is communicated with cavity, temp controller is installed in the cavity, one end of this temp controller is arranged in bottom flange, the end of described 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 described temp controller is sleeved in the seal shaft and can rotates on seal shaft, and the sealing stage clip is installed between temp controller and the sealed cover.
2. a kind of automatic temperature-control gas safety valve according to claim 1, it is characterized in that between temp controller and the bottom flange seal ring being installed, spring sheet is installed on the bottom flange, and temp controller is arranged in this spring sheet and by spring positioning, temp controller can rotate on spring sheet and bottom flange.
3. a kind of automatic temperature-control gas safety valve according to claim 1 and 2 is characterized in that the medial axis of rotating shaft, spool, seal shaft and temp controller is located along the same line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202976059U CN201772109U (en) | 2010-08-19 | 2010-08-19 | Automatic temperature control gas safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202976059U CN201772109U (en) | 2010-08-19 | 2010-08-19 | Automatic temperature control gas safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201772109U true CN201772109U (en) | 2011-03-23 |
Family
ID=43751951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202976059U Expired - Fee Related CN201772109U (en) | 2010-08-19 | 2010-08-19 | Automatic temperature control gas safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201772109U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216643A (en) * | 2013-04-11 | 2013-07-24 | 宁波朝阳家用燃气具有限公司 | Fuel gas valve for assisting gas supply and ignition |
| 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 |
-
2010
- 2010-08-19 CN CN2010202976059U patent/CN201772109U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216643A (en) * | 2013-04-11 | 2013-07-24 | 宁波朝阳家用燃气具有限公司 | Fuel gas valve for assisting gas supply and ignition |
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110323 Termination date: 20160819 |