CN204647524U - A kind of Pneumatic safety Emergeny Cutoff Valves - Google Patents
A kind of Pneumatic safety Emergeny Cutoff Valves Download PDFInfo
- Publication number
- CN204647524U CN204647524U CN201520270209.XU CN201520270209U CN204647524U CN 204647524 U CN204647524 U CN 204647524U CN 201520270209 U CN201520270209 U CN 201520270209U CN 204647524 U CN204647524 U CN 204647524U
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- valve body
- fixedly connected
- pneumatic
- sealing cover
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- Fire-Detection Mechanisms (AREA)
Abstract
The utility model relates to a kind of Pneumatic safety Emergeny Cutoff Valves, comprise a point valve body, valve inner is fixedly connected with demarcation strip, valve inner is divided into upper chamber and lower chambers by demarcation strip, valve body upper end offers the upper shed be connected with upper chamber, and valve body right-hand member offers the right opening be connected with upper chamber, and valve body left end offers the left opening be connected with lower chambers, valve body upper end is fixedly connected with the sealing cover for closed upper shed, and sealing cover upper end is fixedly connected with pneumatic mechanism.A kind of Pneumatic safety Emergeny Cutoff Valves of the present utility model by installing the temperature transducer of interlock outside alarm on sealing plug, activated by extraneous temperature detect switch (TDS) and start, inside temperature can also be monitored while cut-out valve body inner stream flow, just can report to the police once temperature is too high, greatly promote Security.
Description
Technical field
The utility model relates to a kind of Pneumatic safety Emergeny Cutoff Valves.
Background technique
In the pipe-line system of common liquefied petroleum gas storage and distribution station, in order to prevent breaking out of fire in defeated, deflation course, thus causing serious accident, generally all in import and export, Emergeny Cutoff Valves can be installed.Common emergency cut-off valve arrangement is generally made up of valve body, flap, valve rod, valve gap and pneumatic mechanism; when a fire; temperature near valve is elevated to setting value, and temperature transducer just can coordinate spring to carry out individual event throttle down by Pneumatic actuator, thus protective system safety.Its major defect is that the impact force of shut-off means is very large, the damage caused valve seat inside is larger, affect sealability and product working life, and shut-off means can only monitor external temperature, although if external temperature high after cut-off valve inner fluid flowing, if but inside temperature is too high but cannot report to the police, Security is lower.
Model utility content
The technical problems to be solved in the utility model is: for solving above-mentioned Problems existing, a kind of Pneumatic safety Emergeny Cutoff Valves is provided, the impact force solving shut-off means is very large, the damage caused valve seat inside is larger, affect sealability and product working life, and shut-off means can only monitor external temperature, if although external temperature high after cut-off valve inner fluid flowing, if but inside temperature is too high but cannot report to the police, the problem that Security is lower.
The utility model solves the technological scheme that its technical problem adopts: a kind of Pneumatic safety Emergeny Cutoff Valves, comprise a point valve body, valve inner is fixedly connected with demarcation strip, valve inner is divided into upper chamber and lower chambers by demarcation strip, valve body upper end offers the upper shed be connected with upper chamber, valve body right-hand member offers the right opening be connected with upper chamber, valve body left end offers the left opening be connected with lower chambers, valve body upper end is fixedly connected with the sealing cover for closed upper shed, sealing cover upper end is fixedly connected with pneumatic mechanism, pneumatic mechanism left side wall offers the temperature detect switch (TDS) for being controlled pneumatic mechanism by monitoring external temperature, pneumatic mechanism lower end is provided with the motion bar linked with pneumatic mechanism, motion bar lower end is stretched into valve body through sealing cover and is flexibly connected with sealing cover, motion bar lower end is positioned at valve inner and is fixedly connected with dividing plate, dividing plate lower end is provided with inverted cone sealing plug, be connected by damping spring between sealing plug with dividing plate, be connected by high pressure spring between dividing plate with sealing cover, motion bar is hollow structure, plug sidewall is fixedly connected with temperature transducer, pneumatic mechanism top is fixedly connected with the alarm matched with temperature transducer, demarcation strip offers the through hole for fitted seal plug.
Further, in order to the control that is connected, temperature detect switch (TDS) output terminal is connected with pneumatic mechanism with temperature transducer respectively by connection set, and temperature transducer output terminal is connected with alarm input end by electric power connection line.
Further, in order to promote versatility, right opening is identical with left opening inside diameter size.
Further, in order to reduce costs, upper shed is identical with left opening inside diameter size.
The beneficial effects of the utility model are, a kind of Pneumatic safety Emergeny Cutoff Valves of the present utility model by installing the temperature transducer of interlock outside alarm on sealing plug, activated by extraneous temperature detect switch (TDS) and start, inside temperature can also be monitored while cut-out valve body inner stream flow, just can report to the police once temperature is too high, greatly promote Security.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the utility model using state structural representation.
1. valve bodies, 2. demarcation strip, 3. upper chamber in figure, 4. lower chambers, 5. upper shed, 6. right opening, 7. left opening, 8. sealing cover, 9. pneumatic mechanism, 10. temperature detect switch (TDS), 11. motion bars, 12. dividing plates, 13. sealing plugs, 14. damping springs, 15. high pressure springs, 16. temperature transducers, 17. alarms, 18. through holes.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
A kind of Pneumatic safety Emergeny Cutoff Valves as depicted in figs. 1 and 2, comprise point valve body 1, valve body 1 inside is fixedly connected with demarcation strip 2, valve body 1 inside is divided into upper chamber 3 and lower chambers 4 by demarcation strip 2, valve body 1 upper end offers the upper shed 5 be connected with upper chamber 3, valve body 1 right-hand member offers the right opening 6 be connected with upper chamber 3, valve body 1 left end offers the left opening 7 be connected with lower chambers 4, valve body 1 upper end is fixedly connected with the sealing cover 8 for closed upper shed 5, sealing cover 8 upper end is fixedly connected with pneumatic mechanism 9, pneumatic mechanism 9 left side wall offers the temperature detect switch (TDS) 10 for being controlled pneumatic mechanism 9 by monitoring external temperature, pneumatic mechanism 9 lower end is provided with the motion bar 11 linked with pneumatic mechanism 9, motion bar 11 lower end is stretched into valve body 1 through sealing cover 8 and is flexibly connected with sealing cover 8, motion bar 11 lower end is positioned at valve body 1 inside and is fixedly connected with dividing plate 12, dividing plate 12 lower end is provided with inverted cone sealing plug 13, be connected by damping spring 14 between sealing plug 13 with dividing plate 12, be connected by high pressure spring 15 between dividing plate 12 with sealing cover 8, motion bar 11 is hollow structure, sealing plug 13 sidewall is fixedly connected with temperature transducer 16, pneumatic mechanism 9 top is fixedly connected with the alarm 17 matched with temperature transducer 16, demarcation strip 2 offers the through hole 18 for fitted seal plug 13.
Further, in order to the control that is connected, temperature detect switch (TDS) 10 output terminal is connected with pneumatic mechanism 11 with temperature transducer 16 respectively by connection set, temperature transducer 16 output terminal is connected with alarm 17 input end by electric power connection line, further, in order to promote versatility, right opening 6 is identical with left opening 7 internal diameter size, further, in order to reduce costs, upper shed 5 is identical with left opening 7 internal diameter size, a kind of Pneumatic safety Emergeny Cutoff Valves of the present utility model by installing the temperature transducer 16 of interlock outside alarm 17 on sealing plug 13, activated by extraneous temperature detect switch (TDS) 10 and start, inside temperature can also be monitored while cut-out valve body inner stream flow, just can report to the police once temperature is too high, greatly promote Security.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this model utility technological thought, can carry out various change and amendment completely.The technical scope of this model utility is not limited to the content on specification, must determine its technical scope according to right.
Claims (4)
1. a Pneumatic safety Emergeny Cutoff Valves, comprise a point valve body (1), it is characterized in that: described valve body (1) inside is fixedly connected with demarcation strip (2), valve body (1) inside is divided into upper chamber (3) and lower chambers (4) by demarcation strip (2), valve body (1) upper end offers the upper shed (5) be connected with upper chamber (3), valve body (1) right-hand member offers the right opening (6) be connected with upper chamber (3), valve body (1) left end offers the left opening (7) be connected with lower chambers (4), valve body (1) upper end is fixedly connected with the sealing cover (8) for closed upper shed (5), described sealing cover (8) upper end is fixedly connected with pneumatic mechanism (9), described pneumatic mechanism (9) left side wall offers the temperature detect switch (TDS) (10) for being controlled pneumatic mechanism (9) by monitoring external temperature, pneumatic mechanism (9) lower end is provided with the motion bar (11) linked with pneumatic mechanism (9), described motion bar (11) lower end is stretched into valve body (1) through sealing cover (8) and is flexibly connected with sealing cover (8), motion bar (11) lower end is positioned at valve body (1) inside and is fixedly connected with dividing plate (12), described dividing plate (12) lower end is provided with inverted cone sealing plug (13), described sealing plug (13) is connected by damping spring (14) with between dividing plate (12), described dividing plate (12) is connected by high pressure spring (15) with between sealing cover (13), described motion bar (11) is hollow structure, sealing plug (13) sidewall is fixedly connected with temperature transducer (16), described pneumatic mechanism (9) top is fixedly connected with the alarm (17) matched with temperature transducer (16), described demarcation strip (2) offers the through hole (18) for fitted seal plug (13).
2. a kind of Pneumatic safety Emergeny Cutoff Valves according to claim 1, it is characterized in that: described temperature detect switch (TDS) (10) output terminal is connected with pneumatic mechanism (9) with temperature transducer (16) respectively by connection set, described temperature transducer (16) output terminal is connected with alarm (17) input end by electric power connection line.
3. a kind of Pneumatic safety Emergeny Cutoff Valves according to claim 1, is characterized in that: described right opening (6) is identical with left opening (7) internal diameter size.
4. a kind of Pneumatic safety Emergeny Cutoff Valves according to claim 1, is characterized in that: described upper shed (5) is identical with left opening (7) internal diameter size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520270209.XU CN204647524U (en) | 2015-04-29 | 2015-04-29 | A kind of Pneumatic safety Emergeny Cutoff Valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520270209.XU CN204647524U (en) | 2015-04-29 | 2015-04-29 | A kind of Pneumatic safety Emergeny Cutoff Valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204647524U true CN204647524U (en) | 2015-09-16 |
Family
ID=54100275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520270209.XU Expired - Fee Related CN204647524U (en) | 2015-04-29 | 2015-04-29 | A kind of Pneumatic safety Emergeny Cutoff Valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204647524U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018096443A (en) * | 2016-12-13 | 2018-06-21 | 株式会社堀場エステック | Valve device and valve control device |
-
2015
- 2015-04-29 CN CN201520270209.XU patent/CN204647524U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018096443A (en) * | 2016-12-13 | 2018-06-21 | 株式会社堀場エステック | Valve device and valve control device |
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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: 20150916 Termination date: 20160429 |