CN204170336U - A kind of motor-driven valve for heptafluoro-propane fire extinguisher - Google Patents
A kind of motor-driven valve for heptafluoro-propane fire extinguisher Download PDFInfo
- Publication number
- CN204170336U CN204170336U CN201420554279.3U CN201420554279U CN204170336U CN 204170336 U CN204170336 U CN 204170336U CN 201420554279 U CN201420554279 U CN 201420554279U CN 204170336 U CN204170336 U CN 204170336U
- Authority
- CN
- China
- Prior art keywords
- chamber
- fire extinguisher
- heptafluoro
- striker
- valve
- 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.)
- Active
Links
Abstract
The utility model provides a kind of motor-driven valve for heptafluoro-propane fire extinguisher, comprise valve body and striker mechanism, described striker mechanism is arranged on valve body, valve body is provided with entrance point and the port of export, entrance point and the port of export are connected by a movable chamber, the junction of movable chamber and the port of export is provided with a gasket seal group, described striker mechanism comprises striker, start shim pack, spool, described striker is arranged on the top of valve body by a striker seat, striker one end is connected with a magnetic valve, the other end abuts with startup shim pack, start the top that shim pack is arranged on spool, one stroke chamber is provided with in described valve body, spool upper end is arranged in stroke chamber, and apical grafting is at the lower edge in back pressure chamber, lower end is connected with gasket seal group, air flue is provided with in the middle part of described spool, air flue one end is airtight with startup shim pack, the other end is communicated with movable chamber.The utility model structure is simple, and trigger sensitivity is high, safe and convenient to use, is applicable to various fire-fighting place.
Description
Technical field
The utility model belongs to extinguishing device technical field, is specifically related to a kind of motor-driven valve for heptafluoro-propane fire extinguisher.
Background technology
When a fire, for preventing the intensity of a fire out of hand, it is important for getting started fire extinguishing.There is fire extinguisher present most of family, workplace and public place.Heptafluoro-propane fire extinguisher is the one in numerous fire extinguisher, and it is characterized in colourless, tasteless, non-conductive, non-secondary pollution in inhibition mode, be zero to the consume latent energy value of ozone layer, meet environmental requirement, its toxicity ratio halon extinguishing agent is less, and it is high to have fire extinguishing effectiveness; To equipment without stained, electrical insulating property is good, the advantage such as to put out a fire rapid.
The fire extinguishing Starting mode of selling in the market mainly electricity starts.Its working method is by smoke detection, heat detector and other fire detectors, and the process via fire alarm control unit settling signal judges whether fire occurs.As determined, fire occurs, and starts fire extinguisher by motor-driven valve.Because heptafluoro-propane fire extinguisher belongs to high-voltage product, therefore require higher to the motor-driven valve security performance of fire extinguisher, the structure of the motor-driven valve of existing fire extinguisher is comparatively complicated, not there is trigger sensitivity high or there is the defect of easily spray by mistake, affect the normal use of fire extinguisher, even cause danger.
Summary of the invention
The purpose of this utility model is to provide a kind of motor-driven valve for heptafluoro-propane fire extinguisher, and it is simple that it has structure, the advantage that use safety coefficient is high.
The technical solution of the utility model is as follows: a kind of motor-driven valve for heptafluoro-propane fire extinguisher, comprise valve body and striker mechanism, described striker mechanism is arranged on valve body, described valve body is provided with entrance point and the port of export, described entrance point and the port of export are connected by a movable chamber, the junction of described movable chamber and the port of export is provided with a gasket seal group, described striker mechanism comprises striker, start shim pack, spool, described striker is arranged on the top of valve body by a striker seat, striker one end is connected with a magnetic valve, the other end abuts with startup shim pack, start the top that shim pack is arranged on spool, one stroke chamber is provided with in described valve body, spool upper end is arranged in stroke chamber, and apical grafting is at the lower edge in back pressure chamber, lower end is connected with gasket seal group, air flue is provided with in the middle part of described spool, air flue one end is airtight with startup shim pack, the other end is communicated with movable chamber.
Further, described entrance point is arranged on the bottom of valve body, entrance point is connected with a siphon pipe.
Further, described gasket seal group is made up of a stainless steel gasket, a seal gasket and a stainless steel seat from top to bottom successively.
Further, be provided with a spring in described movable chamber, gasket seal group bottom is connected with spring.
Further, described valve body is provided with safe valve opening, safe valve opening is communicated with movable chamber.
Further, described spool comprises pressure-bearing portion and withstanding part, and withstanding part is connected to the lower end in pressure-bearing portion, and described pressure-bearing portion is arranged in stroke chamber, and can move up and down along stroke cavity wall.
Further, described withstanding part lower end is connected with gasket seal group and passes gasket seal group and enters in movable chamber.
Further, the top in described back pressure chamber is provided with a safety relief valve, and safety relief valve is in communication with the outside.
Further, the bottom in described stroke chamber is provided with stainless steel gasket.
Compared with prior art, the utility model arranges one stroke chamber and a back pressure chamber in valve body, after utilizing striker to puncture startup shim pack, fire extinguisher gas enters in back pressure chamber by air flue, the pressure of fire extinguisher gas is utilized to open gas outlet end put out a fire to promote spool, simultaneously, the top in back pressure chamber is provided with a safety relief valve, for discharging the gas in back pressure chamber, prevent from gas from omitting in back pressure chamber from air flue to cause because of accumulating gradually back pressure cavity pressure excessive and unexpected to trigger, further increase security.The utility model structure is simple, and trigger sensitivity is high, safe and convenient to use, is applicable to various fire-fighting place.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of described motor-driven valve of the present utility model;
Accompanying drawing 2 is structural representations of gasket seal group shown in accompanying drawing 1.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually, below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As shown in Figure 1, a kind of motor-driven valve for heptafluoro-propane fire extinguisher, be arranged on heptafluoro-propane fire extinguisher for starting fire extinguisher, it comprises valve body 1 and striker mechanism 2, described striker mechanism 2 is arranged on valve body 1, described valve body 1 is provided with entrance point 11 and the port of export 12, described entrance point 11 is arranged on the bottom of valve body 1, entrance point 11 is connected with a siphon pipe 13, and be connected with heptafluoro-propane fire extinguisher by siphon pipe 13, the described port of export 12 is arranged on the middle part of valve body 1, described entrance point 11 and the port of export 12 are connected by a movable chamber 14, described movable chamber 14 is provided with a gasket seal group 15 with the junction of the port of export 12, gasket seal group 15 controls the folding of the port of export 12, as shown in Figure 2, described gasket seal group 15 is from top to bottom successively by a stainless steel gasket 151, one seal gasket 152 and a stainless steel seat 153 form.Further, be provided with a spring 16 in movable chamber 14, gasket seal group 15 bottom is connected with spring 16, and when gasket seal group 15 Compress Spring 16 enters in movable chamber 14, the gas of fire extinguisher sprays from the port of export 12.Described valve body 1 is also provided with safe valve opening 17, and safe valve opening 17 is communicated with movable chamber 14, can on safe valve opening 17 setting pressure table and relief valve, when movable chamber 14 internal gas pressure is too high, carry out pressure release by relief valve, to ensure use safety.
Described striker mechanism 2 comprises striker 21, start shim pack 22, spool 23, described striker 21 is arranged on the top of valve body 1 by a striker seat 211, striker 21 one end is connected with a magnetic valve (scheming not shown), the other end abuts with startup shim pack 22, start the top that shim pack 22 is arranged on spool 23, one stroke chamber 18 is provided with in described valve body 1, spool 23 upper end is arranged in stroke chamber 18, lower end is connected with gasket seal group 15, top, stroke chamber 18 is provided with a back pressure chamber 19, the lower edge of top apical grafting in back pressure chamber 19 of spool 23, further, described spool 23 comprises pressure-bearing portion 232 and withstanding part 233, withstanding part 233 is connected to the lower end in pressure-bearing portion 232, described pressure-bearing portion 232 is arranged in stroke chamber 18, and can move up and down along stroke chamber 18 inwall, the lower edge of bottom apical grafting in back pressure chamber 19 in pressure-bearing portion 232, described startup shim pack 22 is arranged on the top in pressure-bearing portion 232, withstanding part 233 lower end is connected with gasket seal group 15 and passes gasket seal group 15 and enters in movable chamber 14, air flue 231 is provided with in the middle part of described withstanding part 233, air flue 231 one end is airtight with startup shim pack 22, the other end is communicated with back pressure chamber 19, striker 21 is corresponding with air flue 231 position, when striker 21 starts, striker 21 pops into position after moving down and startup shim pack 22 being punctured, gas in movable chamber 14 enters in back pressure chamber 19, and under the influence of air pressure by pressure-bearing portion 232 depress, promote gasket seal group 15 by withstanding part 233 again to press down, gas in fire extinguisher is sprayed from the port of export 12.
As further improvement of the utility model, the top in described back pressure chamber 19 is provided with a safety relief valve 191, safety relief valve 191 is in communication with the outside, safety relief valve 191 is for discharging the gas in back pressure chamber 19, preventing gas from omitting in back pressure chamber 19 from air flue causes pressure in back pressure chamber 19 excessive because of accumulating gradually and accident triggers, thus effectively improves security.
As further improvement of the utility model, bottom described stroke chamber 18, be provided with gas outlet 181; gas outlet 181 is in communication with the outside; for discharging the gas in stroke chamber 18, the bottom surface in described stroke chamber 18 is provided with stainless steel gasket 182, for the protection of pressure-bearing portion 232.
Operation principle of the present utility model is as follows: when sensing the condition of a fire, magnetic valve starts, solenoid-driven striker 21 pops into position after moving down and startup shim pack 22 being punctured, gas in movable chamber 14 enters in back pressure chamber 19, when the air pressure in back pressure chamber 19 is greater than the elastic force of spring 16, air pressure is by pressure-bearing portion 232 depress, and withstanding part 233 promotes gasket seal group 15 and presses down, gas in fire extinguisher is sprayed from the port of export 12, puts out a fire.After gas has sprayed, gasket seal group 15 return under the action of the spring 16.
The utility model arranges one stroke chamber and a back pressure chamber in valve body, after utilizing striker to puncture startup shim pack, fire extinguisher gas enters in back pressure chamber by air flue, the pressure of fire extinguisher gas is utilized to open gas outlet end put out a fire to promote spool, by arranging a safe valve opening be communicated with movable chamber, setting pressure table and relief valve on safe valve opening, can detected activity chamber internal gas pressure carry out pressure release by relief valve, to ensure use safety, simultaneously, the top in back pressure chamber is provided with a safety relief valve, for discharging the gas in back pressure chamber, prevent from gas from omitting in back pressure chamber from air flue to cause because of accumulating gradually back pressure cavity pressure excessive and unexpected to trigger, further increase security.The utility model structure is simple, and use safety coefficient is high, is applicable to various fire-fighting occasion.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (9)
1. the motor-driven valve for heptafluoro-propane fire extinguisher, comprise valve body (1) and striker mechanism (2), described striker mechanism (2) is arranged on valve body (1), it is characterized in that: described valve body (1) is provided with entrance point (11) and the port of export (12), described entrance point (11) and the port of export (12) are connected by a movable chamber (14), described movable chamber (14) is provided with a gasket seal group (15) with the junction of the port of export (12), described striker mechanism (2) comprises striker (21), start shim pack (22), spool (23), described striker (21) is arranged on the top of valve body (1) by a striker seat (211), striker (21) one end is connected with a magnetic valve, the other end abuts with startup shim pack (22), start the top that shim pack (22) is arranged on spool (23), one stroke chamber (18) is provided with in described valve body (1), stroke chamber (18) top is provided with a back pressure chamber (19), spool (23) upper end is arranged in stroke chamber (18), and apical grafting is at the lower edge of back pressure chamber (19), spool (23) lower end is connected with gasket seal group (15), described spool (23) middle part is provided with air flue (231), air flue (231) one end is airtight with startup shim pack (22), the other end is communicated with movable chamber (14).
2. the motor-driven valve for heptafluoro-propane fire extinguisher according to claim 1, it is characterized in that: described entrance point (11) is arranged on the bottom of valve body (1), entrance point (11) is connected with a siphon pipe (13).
3. the motor-driven valve for heptafluoro-propane fire extinguisher according to claim 1, is characterized in that: described gasket seal group (15) is made up of a stainless steel gasket (151), a seal gasket (152) and a stainless steel seat (153) from top to bottom successively.
4. the motor-driven valve for heptafluoro-propane fire extinguisher according to claim 1, is characterized in that: be provided with a spring (16) in described movable chamber (14), gasket seal group (15) bottom is connected with spring 16.
5. the motor-driven valve for heptafluoro-propane fire extinguisher according to claim 1, is characterized in that: described valve body (1) is provided with safe valve opening (17), and safe valve opening (17) is communicated with movable chamber (14).
6. the motor-driven valve for heptafluoro-propane fire extinguisher according to claim 1, it is characterized in that: described spool (23) comprises pressure-bearing portion (232) and withstanding part (233), withstanding part (233) is connected to the lower end of pressure-bearing portion (232), described pressure-bearing portion (232) is arranged in stroke chamber (18), and can move up and down along stroke chamber (18) inwall.
7. the motor-driven valve for heptafluoro-propane fire extinguisher according to claim 6, is characterized in that: described withstanding part (233) lower end is connected with gasket seal group (15) and passes gasket seal group (15) and enters in movable chamber (14).
8. the motor-driven valve for heptafluoro-propane fire extinguisher according to claim 1, is characterized in that: the top of described back pressure chamber (19) is provided with a safety relief valve (191), and safety relief valve (191) is in communication with the outside.
9. the motor-driven valve for heptafluoro-propane fire extinguisher according to claim 1, is characterized in that: the bottom of described stroke chamber (18) is provided with stainless steel gasket (182).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420554279.3U CN204170336U (en) | 2014-09-24 | 2014-09-24 | A kind of motor-driven valve for heptafluoro-propane fire extinguisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420554279.3U CN204170336U (en) | 2014-09-24 | 2014-09-24 | A kind of motor-driven valve for heptafluoro-propane fire extinguisher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204170336U true CN204170336U (en) | 2015-02-25 |
Family
ID=52559177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420554279.3U Active CN204170336U (en) | 2014-09-24 | 2014-09-24 | A kind of motor-driven valve for heptafluoro-propane fire extinguisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204170336U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020402A (en) * | 2015-06-03 | 2015-11-04 | 余姚市飞燕阀业有限公司 | Fixed-site intelligent fire extinguisher valve |
| CN110075464A (en) * | 2019-05-13 | 2019-08-02 | 江苏雾龙消防科技有限公司 | A kind of mechanical simple automatic fire extinguisher |
-
2014
- 2014-09-24 CN CN201420554279.3U patent/CN204170336U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020402A (en) * | 2015-06-03 | 2015-11-04 | 余姚市飞燕阀业有限公司 | Fixed-site intelligent fire extinguisher valve |
| CN110075464A (en) * | 2019-05-13 | 2019-08-02 | 江苏雾龙消防科技有限公司 | A kind of mechanical simple automatic fire extinguisher |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205508040U (en) | Kitchen safety coefficient of control kitchen conflagration | |
| CN205730086U (en) | A kind of automatic fire control fire extinguishing system of double copies | |
| CN102386530B (en) | A kind of supply socket with fire-fighting function | |
| CN204170336U (en) | A kind of motor-driven valve for heptafluoro-propane fire extinguisher | |
| CN205722279U (en) | Underground fire hazard detection and water mists go out and control fire device | |
| CN103949027A (en) | Automatic fire extinguisher for small water droplets | |
| CN204170335U (en) | A kind of fire trace tube automatic fire extinguisher container value | |
| CN204170337U (en) | A kind of ductwork type fire extinguishing system starts bottle container valve | |
| CN204176062U (en) | A kind of ductwork type torch integrated control valve | |
| CN204170320U (en) | A kind of fire extinguisher striker starting drive | |
| CN203303543U (en) | Wet-type automatic water sprinkling extinguisher | |
| CN204170318U (en) | A kind of automation fire extinguishing system adopting gas extinguishing agent | |
| CN204081117U (en) | Exterior wall concrete rock wool fire barrier | |
| CN206026943U (en) | Automatic heat extraction system of discharging fume | |
| CN206817567U (en) | A kind of lampblack absorber fire auto alarm ＆fire extinguisher system | |
| CN204319575U (en) | Novel integrated fire extinguisher | |
| CN109217136A (en) | A kind of self-extinguishing distribution box | |
| CN203816123U (en) | Shield-type fire extinguisher | |
| CN103400464A (en) | Fire monitoring device | |
| CN104338279A (en) | Smoke-sensing alarm self-rescue fire-fighting box | |
| CN103334668A (en) | Automatic fire hydrant cabinet door | |
| CN101447116A (en) | Family fire alarming and extinguishing system | |
| CN205698989U (en) | A kind of material hole fire-fighting system | |
| CN211301846U (en) | Electric fire suppression device based on high-pressure water mist | |
| CN202799456U (en) | Novel electric control cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |