CN203926973U - A kind of automatic fireproof switch for coal gas - Google Patents
A kind of automatic fireproof switch for coal gas Download PDFInfo
- Publication number
- CN203926973U CN203926973U CN201420328237.8U CN201420328237U CN203926973U CN 203926973 U CN203926973 U CN 203926973U CN 201420328237 U CN201420328237 U CN 201420328237U CN 203926973 U CN203926973 U CN 203926973U
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- spool
- valve body
- coal gas
- cramp
- spring
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Abstract
The utility model relates to a kind of automatic fireproof switch for coal gas, and it belongs to electric field.The utility model comprises spool, valve body, spring, seal ring and meltable inflammable line or temperature-sensitive dilatant, spool is arranged in valve body, spool mates mutually with valve body, spring housing is in spool outside, seal ring is located on spool, seal ring, between spool and valve body, offers valve opening on valve body, meltable inflammable line or temperature-sensitive dilatant are arranged in valve body.The utility model is rational in infrastructure, easy to install, with low cost, automatically shuts down air feed path when the chance fire that reliability is strong or high temperature.
Description
Technical field
The utility model relates to a kind of switch, especially relates to a kind of automatic fireproof switch for coal gas, and it belongs to electric field.
Background technique
At present, though common pipe coal gas or liquid gas have leakage alarm and electromagnetic valve, but easily lost efficacy once run into fire automatical control system and the electric wire that other reason causes, for guaranteeing safety, need to add again one defence line: while meeting fire or high temperature, automatically shut down air feed path.
Open day is on 01 06th, 2010, in the Chinese patent that publication number is 101620959, discloses the utility model patent that a kind of name is called " rocker type fire preventing switch ".This patent comprises moving iron core, coil rack, fault trip coil, short circuit trip coil, moving magnet and static iron core, and seesaw is arranged at a supporting base outside in the mode of movable tilting, and the two ends corresponding to seesaw on supporting base are respectively arranged with magnet.Although this patent can play fire protection function, easily lost efficacy once run into fire automatical control system and the electric wire that other reason causes, cause potential safety hazard, therefore it still exists above-mentioned defect.
Model utility content
The purpose of this utility model is to overcome above shortcomings in prior art, and a kind of reasonable in design is provided, easy to install, with low cost, automatically shuts down the automatic fireproof switch for coal gas in air feed path when the chance fire that reliability is strong or high temperature.
The technical scheme in the invention for solving the above technical problem is: this is used for the automatic fireproof switch of coal gas, comprise spool, valve body, spring, seal ring and meltable inflammable line or temperature-sensitive dilatant, described spool is arranged in valve body, this spool mates mutually with valve body, described spring housing is in spool outside, and described seal ring is located on spool, and sealing circle is between spool and valve body, on described valve body, offer valve opening, described meltable inflammable line or temperature-sensitive dilatant are arranged in valve body; Rational in infrastructure, with low cost, easy to operate, safe and practical, eliminate safe hidden trouble, meet people's user demand.
As preferably, the utility model also comprises Button Block, cramp, loose pin and solder flux, and described Button Block is connected with valve body, and described cramp is arranged on Button Block, and described cramp is provided with loose pin, and described solder flux contacts with cramp.
As preferably, the utility model also comprises pull bar, and described pull bar is connected with described valve body, and this pull bar is positioned at spool.
As preferably, the utility model also comprises the heat conduction valve core shell of inner filling temperature-sensitive dilatant, and described heat conduction valve core shell matches with spool, and this heat conduction valve core shell is positioned at outside spool.
As preferably, solder flux described in the utility model also can adopt inflammable or fusible line or Bond.
As preferably, cramp described in the utility model adopts lever-type movement cramp; Easy to operate, more safe and reliable.
As preferably, spring described in the utility model adopts the one in common spring or common torsion spring or memory metal spring or torsion spring, meets different service condition, is convenient to multiple choices.
The utility model compared with prior art, has the following advantages and effect: 1, reasonable in design, and with low cost, owing to adopting pure physics or pure machine automatization temperature control, reliability is higher, automatically shuts down air feed path while meeting fire or high temperature; 2, easy to operate, safe and practical, eliminate safe hidden trouble, meet people's user demand.
Brief description of the drawings
Fig. 1 is main sectional structure schematic diagram of the utility model embodiment 1.
Fig. 2 is main sectional structure schematic diagram of the utility model embodiment 2.
Fig. 3 is main sectional structure schematic diagram of the utility model embodiment 3.
Fig. 4 is main sectional structure schematic diagram of the utility model embodiment 4.
Fig. 5 is main sectional structure schematic diagram of the utility model embodiment 5.
Fig. 6 is main sectional structure schematic diagram of the utility model embodiment 6.
Fig. 7 is main sectional structure schematic diagram of the utility model embodiment 7.
Fig. 8 is the utility model embodiment 7 structural representation.
Fig. 9 is main sectional structure schematic diagram of the utility model embodiment 8.
In figure: spool 1, spring I, temperature-sensitive dilatant 2, heat conduction valve core shell 3, seal ring 4, valve body 5, valve opening 6, Button Block 7, common spring 8, cramp 9, loose pin 10, solder flux 11, pull bar 12, powerful torsion spring 13, general coal gas compression release valve 14.
Embodiment
Below in conjunction with accompanying drawing and by embodiment, the utility model is described in further detail, and following examples are to explanation of the present utility model and the utility model is not limited to following examples.
Embodiment.
Referring to Fig. 1 to Fig. 9, the present embodiment mainly comprises spool 1, spring I, temperature-sensitive dilatant 2, heat conduction valve core shell 3, seal ring 4, valve body 5, valve opening 6, Button Block 7, common spring 8, cramp 9, loose pin 10, solder flux 11, pull bar 12 and powerful torsion spring 13.
Embodiment 1: referring to Fig. 1, the present embodiment mainly comprises spool 1, temperature-sensitive dilatant 2, heat conduction valve core shell 3, seal ring 4 and valve body 5.
Spool 1 in the present embodiment is arranged in valve body 5, and spool 1 mates mutually with valve body 5, and temperature-sensitive dilatant 2 is filled in heat conduction valve core shell 3, and seal ring 4 is located on spool 1, and seal ring 4, between spool 1 and valve body 5, offers valve opening 6 on valve body 5.
The present embodiment is in the time of normal temperature, and temperature-sensitive dilatant 2 is contraction state, and when heat, temperature-sensitive dilatant 2 expands rapidly, thereby promotes the valve opening 6 in spool 1 valve body 5.
Temperature-sensitive dilatant 2 in the present embodiment can be substituted by temperature-sensitive memory metal spring.
Embodiment 2: referring to Fig. 2, the present embodiment comprises spool 1, seal ring 4, valve body 5, Button Block 7, common spring 8, cramp 9, loose pin 10 and solder flux 11.
Spool 1 in the present embodiment is arranged in valve body 5, spool 1 mates mutually with valve body 5, common spring 8 is enclosed within spool 1 top, seal ring 4 is located on spool 1, seal ring 4 is between spool 1 and valve body 5, and Button Block 7 is connected with valve body 5, and cramp 9 is arranged on Button Block 7, cramp 9 is provided with loose pin 10, and solder flux 11 contacts with cramp 9.
In the time that solder flux 11 is burnt or fuses, cramp 9 is discharged simultaneously, and common spring 8 promotes spool 1 and withstands the also interior valve opening 6 of valve body 5, thus blocking-up air feed.
Embodiment 3: referring to Fig. 3, the present embodiment comprises spool 1, valve body 5, Button Block 7, common spring 8, cramp 9, loose pin 10, solder flux 11, pull bar 12 and general coal gas compression release valve 14.
Spool 1 in the present embodiment is arranged in valve body 5, spool 1 mates mutually with valve body 5, common spring 8 is enclosed within spool 1 top, and seal ring 4 is located on spool 1, and seal ring 4 is between spool 1 and valve body 5, Button Block 7 is connected with valve body 5, cramp 9 is arranged on Button Block 7, and cramp 9 is provided with loose pin 10, and solder flux 11 contacts with cramp 9, pull bar 12 is connected with valve body 5, and this pull bar 12 is positioned at spool 1.
In the time that solder flux 11 is burnt or fuses, cramp 9 is discharged simultaneously, and common spring 8 promotes spool 1 and strains the valve rod of general coal gas compression release valve 14 and close the valve opening 6 of general coal gas compression release valve 14 through connecting rod 12, thus blocking-up air feed.
Embodiment 4: referring to Fig. 4, the present embodiment comprises spool 1, seal ring 4, Button Block 7, common spring 8, cramp 9, loose pin 10, solder flux 11 and general coal gas compression release valve 14.
Spool 1 in the present embodiment is arranged in general coal gas compression release valve 14, and common spring 8 is enclosed within spool 1 bottom, and seal ring 4 is located on spool 1, Button Block 7 is connected with general coal gas compression release valve 14, cramp 9 is arranged on Button Block 7, and cramp 9 is provided with loose pin 10, and solder flux 11 contacts with cramp 9.
In the time that solder flux 11 is burnt or fuses, cramp 9 is discharged simultaneously, and common spring 8 promotes the valve opening 6 that spool 1 holds out against the valve rod of general coal gas compression release valve 14 and closes general coal gas compression release valve 14, thus blocking-up air feed.
Embodiment 5: referring to Fig. 5, the present embodiment mainly comprises spool 1, temperature-sensitive dilatant 2, heat conduction valve core shell 3, seal ring 4 and general coal gas compression release valve 14.
Spool 1 in the present embodiment is arranged in general coal gas compression release valve 14, and temperature-sensitive dilatant 2 is filled in spool 1, and seal ring 4 is located on spool 1, and heat conduction valve core shell 3 matches with spool 1, and this heat conduction valve core shell 3 is positioned at outside spool 1.
The present embodiment is in the time of normal temperature, and temperature-sensitive dilatant 2 is contraction state, and when heat, temperature-sensitive dilatant 2 expands rapidly, thereby promotes the valve opening 6 that spool 1 withstands the valve rod of general coal gas compression release valve 14 and closes general coal gas compression release valve 14.
Embodiment 6: referring to Fig. 6, the present embodiment mainly comprise spool 1, temperature-sensitive dilatant 2, heat conduction valve core shell 3, seal ring 4 and with valve body 5.
Spool 1 in the present embodiment is arranged in valve body 5, and spool 1 mates mutually with valve body 5, and temperature-sensitive dilatant 2 is enclosed within spool 1 outside, seal ring 4 is located on spool 1, seal ring 4 is between spool 1 and valve body 5, and heat conduction valve core shell 3 matches with spool 1, and this heat conduction valve core shell 3 is positioned at outside spool 1.
The present embodiment is in the time of normal temperature, and temperature-sensitive dilatant 2 is contraction state, and when heat, temperature-sensitive dilatant 2 expands rapidly, withstands the also valve opening 6 of valve body 5 thereby promote spool 1, and valve body 5 adopts the integrated valve body 5 of common gas-off valve.
Embodiment 7: referring to Fig. 7-Fig. 8, the present embodiment mainly comprises powerful torsion spring 13, cramp 9, loose pin 10 and solder flux 11, in the time that solder flux 11 is burnt or is fused, cramp 9 is discharged simultaneously, powerful torsion spring 13 reverses common valve handle and closes gas circuit, in this embodiment, be provided with fixing pin, all the other structures are same as the previously described embodiments, not repeat specification herein.
Embodiment 8: referring to Fig. 9, the present embodiment mainly comprises the powerful torsion spring 13 of temperature-sensitive memory metal and fixing pin, the powerful torsion spring 13 of temperature-sensitive memory metal is enclosed within on valve rod and when heat, reverse regular tap valve handle taking fixing pin as fulcrum and close gas circuit, all the other structures are same as the previously described embodiments, not repeat specification herein.
Weldbonding agent 11 in the present embodiment also can adopt inflammable or fusible line or Bond, cramp 9 adopts lever-type movement cramp 9, spring I adopts the one in common spring 8 or memory metal spring or powerful torsion spring 13, powerful torsion spring 13 can adopt the powerful torsion spring 13 of memory alloy, adopt different spring I and the type of solder flux 11 according to different embodiments, reach required different-effect.
The present embodiment is equipped with hot memory metal spring or paraffin dilatant, in the time that expanding, heat promotes the valve opening 6 of the interior contact pipeline of piston shape spool 1 valve body 5 upstream and downstream, temperature-sensitive dilatant can substitute or utilize high pressure gas to promote diaphragm or pistons work through manifold hole with alcohol-based and other heat sensitive material, powerful torsion spring 13 is enclosed within on common valve rod, powerful torsion spring 13 fixed ends are using valve body 5 projections as stopping fulcrum, and powerful torsion spring 13 free ends leave switch space to valve handle.
Although the utility model embodiment openly as above; but it is not in order to limit protection domain of the present utility model; can be in conjunction with the embodiments than embodiment as described herein 5 top formulas 3 become pull-type reduction valve switch; embodiment 1 top formula also can add the anti-dress of cover and become pull-typely, and temperature-sensitive dilatant can substitute or utilize high pressure gas to promote diaphragm or pistons work through manifold hole with alcohol-based and other heat sensitive material.
In addition, it should be noted that, the specific embodiment described in this specification, shape, institute's title of being named etc. of its parts and components can be different, and the above content described in this specification is only to the explanation of the utility model structure example.All equivalence variation or simple change of doing according to described structure, feature and the principle of the utility model patent design, are included in the protection domain of the utility model patent.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment; only otherwise depart from structure of the present utility model or surmount this scope as defined in the claims, all should belong to protection domain of the present utility model.
Claims (7)
1. the automatic fireproof switch for coal gas, comprise spool, valve body, spring, seal ring and meltable inflammable line or temperature-sensitive dilatant, described spool is arranged in valve body, this spool mates mutually with valve body, described spring housing is in spool outside, and described seal ring is located on spool, and sealing circle is between spool and valve body, on described valve body, offer valve opening, described meltable inflammable line or temperature-sensitive dilatant are arranged in valve body.
2. the automatic fireproof switch for coal gas according to claim 1, it is characterized in that: also comprise Button Block, cramp, loose pin and solder flux, described Button Block is connected with valve body, and described cramp is arranged on Button Block, described cramp is provided with loose pin, and described solder flux contacts with cramp.
3. the automatic fireproof switch for coal gas according to claim 1, is characterized in that: also comprise pull bar, described pull bar is connected with described valve body, and this pull bar is positioned at spool.
4. the automatic fireproof switch for coal gas according to claim 1, is characterized in that: also comprise the heat conduction valve core shell of inner filling temperature-sensitive dilatant, described heat conduction valve core shell matches with spool, and this heat conduction valve core shell is positioned at outside spool.
5. the automatic fireproof switch for coal gas according to claim 2, is characterized in that: described solder flux also can adopt inflammable or fusible line or Bond.
6. the automatic fireproof switch for coal gas according to claim 2, is characterized in that: described cramp adopts lever-type movement cramp.
7. the automatic fireproof switch for coal gas according to claim 1, is characterized in that: described spring adopts the one in common spring or common torsion spring or memory metal spring or torsion spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420328237.8U CN203926973U (en) | 2014-06-19 | 2014-06-19 | A kind of automatic fireproof switch for coal gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420328237.8U CN203926973U (en) | 2014-06-19 | 2014-06-19 | A kind of automatic fireproof switch for coal gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203926973U true CN203926973U (en) | 2014-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420328237.8U Expired - Fee Related CN203926973U (en) | 2014-06-19 | 2014-06-19 | A kind of automatic fireproof switch for coal gas |
Country Status (1)
| Country | Link |
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| CN (1) | CN203926973U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696987A (en) * | 2015-02-26 | 2015-06-10 | 北京华清燃气轮机与煤气化联合循环工程技术有限公司 | Fusing anti-backfire nozzle |
| CN105605276A (en) * | 2016-03-11 | 2016-05-25 | 田相军 | Dry burning prevention valve for gas stove |
| CN106151627A (en) * | 2016-08-23 | 2016-11-23 | 梁传为 | A kind of Novel hot sensitivity gas valve |
| CN107645870A (en) * | 2017-10-25 | 2018-01-30 | 成都思唯奇科技有限公司 | One kind energy-conservation intelligent switch |
| CN109555872A (en) * | 2018-12-29 | 2019-04-02 | 西安交通大学 | A kind of temperature control current-limiting method based on magnetic temp-sensitive large deformation material |
| CN110296231A (en) * | 2019-07-02 | 2019-10-01 | 四川川润液压润滑设备有限公司 | A kind of corner-type electromagnetic temperature-control valve |
| CN111120719A (en) * | 2020-01-13 | 2020-05-08 | 广东振兴消防设备有限公司 | Sensing, driving and executing integrated mechanism controlled by action characteristics of temperature sensing element |
-
2014
- 2014-06-19 CN CN201420328237.8U patent/CN203926973U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696987A (en) * | 2015-02-26 | 2015-06-10 | 北京华清燃气轮机与煤气化联合循环工程技术有限公司 | Fusing anti-backfire nozzle |
| CN105605276A (en) * | 2016-03-11 | 2016-05-25 | 田相军 | Dry burning prevention valve for gas stove |
| CN106151627A (en) * | 2016-08-23 | 2016-11-23 | 梁传为 | A kind of Novel hot sensitivity gas valve |
| CN107645870A (en) * | 2017-10-25 | 2018-01-30 | 成都思唯奇科技有限公司 | One kind energy-conservation intelligent switch |
| CN109555872A (en) * | 2018-12-29 | 2019-04-02 | 西安交通大学 | A kind of temperature control current-limiting method based on magnetic temp-sensitive large deformation material |
| CN110296231A (en) * | 2019-07-02 | 2019-10-01 | 四川川润液压润滑设备有限公司 | A kind of corner-type electromagnetic temperature-control valve |
| CN110296231B (en) * | 2019-07-02 | 2024-02-20 | 四川川润液压润滑设备有限公司 | Corner type electromagnetic temperature control valve |
| CN111120719A (en) * | 2020-01-13 | 2020-05-08 | 广东振兴消防设备有限公司 | Sensing, driving and executing integrated mechanism controlled by action characteristics of temperature sensing element |
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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: 20141105 Termination date: 20170619 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |