CN205173595U - Intelligent gas self -closing valve - Google Patents
Intelligent gas self -closing valve Download PDFInfo
- Publication number
- CN205173595U CN205173595U CN201520814632.1U CN201520814632U CN205173595U CN 205173595 U CN205173595 U CN 205173595U CN 201520814632 U CN201520814632 U CN 201520814632U CN 205173595 U CN205173595 U CN 205173595U
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- China
- Prior art keywords
- intelligent
- stop valve
- fuel gas
- gas self
- self closing
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Abstract
The utility model provides an intelligent gas self -closing valve that can leak gas superpressure, under -voltage, super temperature, microleakage and super flow can self -closing, the utility model discloses its characterized in that: be equipped with overpressure protection system and accuse temperature piece in the casing, air inlet department is equipped with current limiting device and cisoid closing system, and the upper cover facial make -up is equipped with intelligent closing system. When gas pressure superelevation or the super temperature of intelligent gas self -closing valve service environment, under ultra -high pressure or the effect of accuse temperature, cisoid closing system cisoid is closed, realizes superpressure or super temperature self -closing, when the under -voltage or super flow of gas leaks, current limiting device with close under the effect of spring, cisoid closing system cisoid is closed, realizes that the under -voltage or super flow of gas leaks self -closing, when gas microleakage, under the effect of intelligent closing system, cisoid closing system cisoid is closed, the realization microleakage close. The utility model discloses simple structure, excellent performance, convenient to use is safe durable.
Description
Technical field: the utility model relates to the automatic safety device that the accident such as a kind ofly prevent overpressure of gas, under-voltage, overtemperature, micro-leakage and sebific duct from coming off, to break causes combustion gas to surpass flow revealing, and the utility model patented technology can be applicable to make pipeline gas special safety valve series product.When combustion gas occurs that superpressure, under-voltage, overtemperature, micro-leakage and super flow leak contingency, device is closed automatically, cuts off source of the gas, prevents the generation of gas leakage and fire explosion, ensures and uses gas safety.
Background technique: along with the development of society, the extensive use of new energy, combustion gas has become industry and necessary fuel energy in life, use in gas process resident, almost there is various leakage everyday, poisoning, catch fire or the generation of explosive accident, particularly because gaseous-pressure superelevation and flexible rubber hose come off, break, that causes is poisoning, catch fire or explosive accident in the majority, have a strong impact on social harmony to stablize, the application of the utility model patent in domestic gas, effectively can prevent the generation of contingency, reduce property loss, protection life safety, improve the quality of living.
Summary of the invention: the utility model a kind ofly can leak to overpressure of gas, under-voltage, overtemperature, micro-leakage and super flow the safety protection device that can automatically close.
For reaching foregoing invention content the technical solution of the utility model be:
One can to overpressure of gas, under-voltage, overtemperature, micro-leakage and super flow leak the intelligent fuel gas self closing stop valve that can automatically close, by upper cover (7), lower shell body (24), diaphragm (25), annular gasket (26), lever (29), fixing pin (33), current-limiting apparatus, suction port (42), air outlet (22), enable switch, screw rod (12), screw (10), P cock, overpressure protection system, loose joint system, forward shutdown system, intelligence shutdown system is formed, it is characterized in that: the loose joint system that current-limiting apparatus is housed in the installing one of lower shell body (24) suction port (42) end, and match with forward shutdown system, install a forward shutdown system at loose joint system end, and match with lever (29) and fixing pin (33), between upper cover (7) and lower shell body (24), install diaphragm (25), diaphragm (25) upper end installing annular gasket (26) and enable switch match, diaphragm (25) lower end installing overpressure protection system is also matched with forward shutdown system by lever (29), installing one at upper cover (7) lower center place can automatically reset enable switch, and is matched with overpressure protection system by screw rod (12) and screw (10), match with annular gasket (26) and diaphragm (25) in the intelligent shutdown system of the upper installing of upper cover (7), at air outlet (22) end installing P cock, and match with air outlet (22).
The technical solution of the utility model also comprises:
Described intelligent fuel gas self closing stop valve, is characterized in that loose joint system is made up of nut (39), movable connecting piece (40) and rubber ring (41).
Described intelligent fuel gas self closing stop valve, is characterized in that forward shutdown system is shut up (35) by pass, pole shutoff (34), cuts out glue (36), cuts out spring (37) and spring detent (38) is formed.
Described intelligent fuel gas self closing stop valve, is characterized in that enable switch is made up of pull-button (8), return spring (9) and spring housing (11).
Described intelligent fuel gas self closing stop valve, is characterized in that overpressure protection system is made up of diaphragm fixed base (27), magnet (32), magnetic receiver (31), temperature control part (30) and locating slot (28).
Described intelligent fuel gas self closing stop valve, is characterized in that P cock is made up of jump ring (1), knob (2), compression spring (3), retaining screw (4), barrel-shaped seal ring (23), closing axle (5) and pressure spring (6).
Described intelligent fuel gas self closing stop valve, is characterized in that current-limiting apparatus balances muscle (20) by elastomeric closure seat (19), rubber and elastomeric closure lid (21) is formed.
Described intelligent fuel gas self closing stop valve, is characterized in that intelligent shutdown system is made up of electromagnetism ring (13), gas transducer (14), controller (15), alarm (16) and power supply (17).
Advantage of the present utility model: when combustion gas there is micro-leakage, super flow leaks, under-voltage, overtemperature or there is super pressure because gaseous-pressure is out of control time, no matter suction pressure is much, the utility model intelligent fuel gas self closing stop valve can both automatic self-closing gas, guarantees that user uses gas safety.The utility model structure is simple, and function admirable is easy to use, safety durable.
Accompanying drawing illustrates: accompanying drawing is intelligent fuel gas self closing stop valve structural representation.
Embodiment: with reference to accompanying drawing, the utility model intelligent fuel gas self closing stop valve is made up of upper cover (7), lower shell body (24), diaphragm (25), annular gasket (26), lever (29), fixing pin (33), current-limiting apparatus, suction port (42), air outlet (22), enable switch, screw rod (12), screw (10), P cock, overpressure protection system, loose joint system, forward shutdown system, intelligent shutdown system.Loose joint system comprises nut (39), movable connecting piece (40) and rubber ring (41); Forward shutdown system comprises shutting up (35) in pass, pole shutoff (34), closes glue (36), closes spring (37) and spring detent (38); Enable switch comprises pull-button (8), return spring (9) and spring housing (11); Overpressure protection system comprises diaphragm fixed base (27), magnet (32), magnetic receiver (31), temperature control part (30) and locating slot (28); P cock comprises jump ring (1), knob (2), compression spring (3), retaining screw (4), barrel-shaped seal ring (23), closing axle (5) and pressure spring (6); Current-limiting apparatus comprises elastomeric closure seat (19), rubber balance muscle (20) and elastomeric closure lid (21); Intelligence shutdown system comprises electromagnetism ring (13), gas transducer (14), controller (15), alarm (16) and power supply (17).
The utility model intelligent fuel gas self closing stop valve before use shutdown system is in closed condition, during work, pull the pull-button (8) of enable switch, shut up in pass (35) opens, combustion gas enters in housing from suction port (42), diaphragm (25) is under the effect of gaseous-pressure, upwards heave, pole shutoff (34) motion is driven by lever (29), close glue (36) shut up with pass (35) be separated, open P cock, combustion gas exports from air outlet (22), and it normally works, when gaseous-pressure superelevation, gaseous-pressure in housing raises, upwardly diaphragm (25), when diaphragm (25) tension force is greater than the linking power of diaphragm fixed base (27) and magnet (32), diaphragm fixed base (27) is separated automatically with magnet (32), lever (29) falls down, under closedown spring (37) effect, close glue (36) with pass shut up (35) close, forward shutdown system is forward closed, realize superpressure and automatically close protection, gaseous-pressure recovers normally, diaphragm fixed base (27) and magnet (32) can be connected merging automatically, intelligent fuel gas self closing stop valve recovers normal, when intelligent fuel gas self closing stop valve Environmental Conditions temperature overtemperature, under the effect of temperature control part (30), magnet (32) is separated automatically with magnetic receiver (31), lever (29) falls down, under closedown spring (37) effect, close glue (36) with pass shut up (35) close, forward shutdown system is forward closed, and realizes overtemperature and automatically closes protection, when combustion gas is under-voltage, gaseous-pressure in housing sharply declines, closedown spring (37) effect under, close glue (36) with pass shut up (35) close, forward shutdown system is forward closed, and realizes the under-voltage automatic closedown protection of combustion gas, when combustion gas surpasses flow leakage, gaseous-pressure in housing sharply declines, at current-limiting apparatus with under closing spring (37) effect, close glue (36) with pass shut up (35) close, forward shutdown system is forward closed, and realizes combustion gas and surpasses the protection of flow leakage auto-closing, when there is micro-leakage in combustion gas, gas transducer (14) passes to controller (15) signal, open alarm (16) by controller (15) again to report to the police, switch on power simultaneously and make the energising of electromagnetism ring produce magnetic field, magnetic field magnetic force upwards pulls diaphragm (25), diaphragm fixed base (27) is separated with magnet (32), lever (29) falls down, under closedown spring (37) effect, close glue (36) with pass shut up (35) close, forward shutdown system is forward closed, and realizes micro-leakage and closes.
Claims (8)
1. intelligent fuel gas self closing stop valve, by upper cover (7), lower shell body (24), diaphragm (25), annular gasket (26), lever (29), fixing pin (33), current-limiting apparatus, suction port (42), air outlet (22), enable switch, screw rod (12), screw (10), P cock, overpressure protection system, loose joint system, forward shutdown system, intelligence shutdown system is formed, it is characterized in that: the loose joint system that current-limiting apparatus is housed in the installing one of lower shell body (24) suction port (42) end, and match with forward shutdown system, install a forward shutdown system at loose joint system end, and match with lever (29) and fixing pin (33), between upper cover (7) and lower shell body (24), install diaphragm (25), diaphragm (25) upper end installing annular gasket (26) and enable switch match, diaphragm (25) lower end installing overpressure protection system is also matched with forward shutdown system by lever (29), installing one at upper cover (7) lower center place can automatically reset enable switch, and is matched with overpressure protection system by screw rod (12) and screw (10), match with annular gasket (26) and diaphragm (25) in the intelligent shutdown system of the upper installing of upper cover (7), at air outlet (22) end installing P cock, and match with air outlet (22).
2. intelligent fuel gas self closing stop valve according to claim 1, is characterized in that loose joint system is made up of nut (39), movable connecting piece (40) and rubber ring (41).
3. intelligent fuel gas self closing stop valve according to claim 1, is characterized in that forward shutdown system is shut up (35) by pass, pole shutoff (34), cuts out glue (36), cuts out spring (37) and spring detent (38) is formed.
4. intelligent fuel gas self closing stop valve according to claim 1, is characterized in that enable switch is made up of pull-button (8), return spring (9) and spring housing (11).
5. intelligent fuel gas self closing stop valve according to claim 1, is characterized in that overpressure protection system is made up of diaphragm fixed base (27), magnet (32), magnetic receiver (31), temperature control part (30) and locating slot (28).
6. intelligent fuel gas self closing stop valve according to claim 1, is characterized in that P cock is made up of jump ring (1), knob (2), compression spring (3), retaining screw (4), barrel-shaped seal ring (23), closing axle (5) and pressure spring (6).
7. intelligent fuel gas self closing stop valve according to claim 1, is characterized in that current-limiting apparatus balances muscle (20) by elastomeric closure seat (19), rubber and elastomeric closure lid (21) is formed.
8. intelligent fuel gas self closing stop valve according to claim 1, is characterized in that intelligent shutdown system is made up of electromagnetism ring (13), gas transducer (14), controller (15), alarm (16) and power supply (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520814632.1U CN205173595U (en) | 2015-10-12 | 2015-10-12 | Intelligent gas self -closing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520814632.1U CN205173595U (en) | 2015-10-12 | 2015-10-12 | Intelligent gas self -closing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205173595U true CN205173595U (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520814632.1U Active CN205173595U (en) | 2015-10-12 | 2015-10-12 | Intelligent gas self -closing valve |
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| Country | Link |
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| CN (1) | CN205173595U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763954A (en) * | 2017-02-26 | 2017-05-31 | 台州中燃机械有限公司 | A kind of gas pipeline self-closing valve |
| CN107044554A (en) * | 2016-07-24 | 2017-08-15 | 海南广天恒科技发展有限公司 | Excessively stream self-checking device |
| CN107191644A (en) * | 2017-07-11 | 2017-09-22 | 张伟 | Intelligent anti-leakage pressure-reducing valve |
| CN108708998A (en) * | 2018-06-07 | 2018-10-26 | 海南广天恒科技发展有限公司 | A kind of gas self-closing valve |
| CN110792814A (en) * | 2018-08-02 | 2020-02-14 | 陈石明 | Gas safety self-closing valve |
-
2015
- 2015-10-12 CN CN201520814632.1U patent/CN205173595U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044554A (en) * | 2016-07-24 | 2017-08-15 | 海南广天恒科技发展有限公司 | Excessively stream self-checking device |
| CN106763954A (en) * | 2017-02-26 | 2017-05-31 | 台州中燃机械有限公司 | A kind of gas pipeline self-closing valve |
| CN107191644A (en) * | 2017-07-11 | 2017-09-22 | 张伟 | Intelligent anti-leakage pressure-reducing valve |
| CN107191644B (en) * | 2017-07-11 | 2023-09-05 | 张伟 | Intelligent anti-leakage pressure reducing valve |
| CN108708998A (en) * | 2018-06-07 | 2018-10-26 | 海南广天恒科技发展有限公司 | A kind of gas self-closing valve |
| CN110792814A (en) * | 2018-08-02 | 2020-02-14 | 陈石明 | Gas safety self-closing valve |
| CN110792814B (en) * | 2018-08-02 | 2021-04-30 | 陈石明 | Gas safety self-closing valve |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |