CN109381822A - A kind of devices and methods therefor for inhibiting combustible gas deflagration flame to propagate - Google Patents
A kind of devices and methods therefor for inhibiting combustible gas deflagration flame to propagate Download PDFInfo
- Publication number
- CN109381822A CN109381822A CN201811467468.6A CN201811467468A CN109381822A CN 109381822 A CN109381822 A CN 109381822A CN 201811467468 A CN201811467468 A CN 201811467468A CN 109381822 A CN109381822 A CN 109381822A
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- Prior art keywords
- valve
- flame
- generating device
- explosion
- quickly
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C4/00—Flame traps allowing passage of gas but not of flame or explosion wave
- A62C4/02—Flame traps allowing passage of gas but not of flame or explosion wave in gas-pipes
Abstract
The invention discloses a kind of devices and methods therefors that inhibition combustible gas deflagration flame is propagated, including device noumenon；Described device ontology includes the generating device that quickly explodes, hydrogen air accumulator, oxygen cylinder and gas pipeline, quickly explosion generating device is mounted on gas pipeline, quickly explosion generating device includes being mounted on its lower end and extending into the spray head in gas pipeline and film, filled with fire extinguishing dust between film and the quickly inside bottom of explosion generating device, flame sensor and pressure sensor are provided in the inner left wall of the gas pipeline, flame sensor and pressure sensor are electrically connected to the signal controller, signal controller is also electrically connected with the valve positioner.Blast information is transferred to controller using pressure sensor and flame sensor, controller quickly controls igniter and adjustment mechanism for valve, and explosion, which occurs, makes dust ejection of putting out a fire, to achieve the effect that combustion and explosion suppression on greatest benefit.
Description
Technical field
The present invention relates to the explosion-proof technical field of combustible gas, specifically a kind of device for inhibiting combustible gas deflagration flame to propagate
And its method.
Background technique
Fuel gas is a state of combustible, is referred to uniform in certain concentration range with air (or oxygen)
It is mixed to form premix gas, encountering fire source can explode, and the gas of big energy is released in combustion process.Fuel gas is
The industrial occasions such as petrochemical industry encounter most hazardous gas, it is mainly the organic gas such as alkane and certain inorganic gas: such as
Carbon monoxide, methane etc..
During transportation, accident occurs for combustible gas in order to prevent.The measure of common prevention combustible gas detonation will be from one
Lower several points are prevented:
1, it adopts various measures, prevents the formation of explosive mixture；
2, strict control ignition source cuts off explosion condition；
3, explosion-protection equipment is handy safely, and explosion starts just to release pressure in time；
4, detonation propagation approach is cut off, the damage of blast pressure and shock wave to personnel, equipment and building is weakened；
5, detection warning device is taken, is scented a hidden danger in time, accident is eliminated among budding state.
Above measure all can not fundamentally be fully solved the problem of combustible gas explodes during transportation.Once
Explosion time occurs for conveyance conduit, only timely and effectively can not prevent from exploding breaking tunnel with art methods and device
It is bad.
Summary of the invention
The purpose of the present invention is to provide a kind of devices and methods therefors that inhibition combustible gas deflagration flame is propagated, on solving
State the problem of proposing in background technique.
To achieve the above object, the invention provides the following technical scheme:
A kind of device for inhibiting combustible gas deflagration flame to propagate, including device noumenon；Described device ontology includes that quickly explosion is sent out
Generating apparatus, hydrogen air accumulator, oxygen cylinder and gas pipeline, the generating device that quickly explodes are mounted on gas pipeline,
Quickly explosion generating device includes being mounted on its lower end and extending into the spray head in gas pipeline and film, film with it is quick quick-fried
Fire extinguishing dust is filled between the inside bottom of fried generating device, the intake valve being arranged on the quick explosion generating device passes through
The conduit for being equipped with valve A is connected to the hydrogen air accumulator and oxygen air accumulator, in the inner left wall of the gas pipeline
It is provided with flame sensor and pressure sensor, flame sensor and pressure sensor are electrically connected to the signal controller,
Signal controller is also electrically connected with the valve positioner.
As a further solution of the present invention: be respectively arranged on the hydrogen cylinder and oxygen cylinder valve B and
Valve C, valve A, valve B and valve C are electrically connected with valve positioner.
As further scheme of the invention: the inner top side of the quick explosion generating device is additionally provided with igniting dress
It sets.
As further scheme of the invention: the lower side of the quick explosion generating device is provided with exhaust valve.
As further scheme of the invention: being provided with helix tube on the inside of the spray head, the outside of spray head is fixed with
Limited block.
As further scheme of the invention: being fixed with multiple obstacles on the inner wall of the quick explosion generating device
Object.
The method for inhibiting combustible gas deflagration flame to propagate, comprising the following steps:
Step 1, pressure sensor and flame sensor acquire the gas entered from tunnel left end, and transmit information to control
Device is further analysed, and can accurately detect flame and pressure information, while can also be fallen the information processing of mistake；
Step 2, controller obtains gas explosion signal, and Quick-acting control valve door regulating device, adjustment mechanism for valve beat valve
It opens, obtain mixed gas and is full of in quickly explosion generating device, while igniter starts, and lights mixed gas；
Step 3, hydrogen be ignited after under the acceleration of the barrier of air accumulator two sides, propagate forward rapidly；In high pressure
Under the action of the fire extinguishing dust of lower section is sprayed, be sufficiently mixed fuel gas and fire extinguishing dust；Dust of putting out a fire destroys burning
Condition, reduces the flammability of fuel gas, to inhibit flame transmission；It is the side for inhibiting combustible gas deflagration flame to propagate
Method, to reach combustion and explosion suppression effect on greatest benefit.
Compared with prior art, the beneficial effects of the present invention are: being believed explosion using pressure sensor and flame sensor
Breath is transferred to controller, and controller quickly controls igniter and adjustment mechanism for valve, and explosion, which occurs, makes dust ejection of putting out a fire, from
And achieve the effect that combustion and explosion suppression on greatest benefit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the device for inhibiting combustible gas deflagration flame to propagate.
Fig. 2 is the structural schematic diagram of spray head in the device for inhibiting combustible gas deflagration flame to propagate.
In figure: 1- flame sensor, 2- pressure sensor, 3- signal controller, 4- igniter, 5- barrier, 6- are fast
Speed explosion generating device, 7- exhaust valve, 8- fire extinguishing dust, 9- spray head, 10- dust recycling area, 11- intake valve, 12- film, 13-
Valve positioner, 14- valve A, 15- valve B, 16- hydrogen air accumulator, 17- valve C, 18- oxygen air accumulator, 19- is flammable tracheae
Road, 20- helix tube, 21- limited block.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment one
Please refer to Fig. 1~2, in the embodiment of the present invention, a kind of device for inhibiting combustible gas deflagration flame to propagate, including device sheet
Body；Described device ontology includes quick explode generating device 6, hydrogen air accumulator 16, oxygen cylinder 18 and gas pipeline 19,
Quickly explosion generating device 6 is mounted on gas pipeline 19, and the generating device 6 that quickly explodes includes being mounted on its lower end and protruding into
To the spray head 9 and film 12 in gas pipeline 19, filled with fire extinguishing dust 8, the quick explosion between film 12 and spray head 9
The intake valve 11 being arranged on generating device 6 by be equipped with valve A14 conduit and the hydrogen air accumulator 16 and oxygen gas storage
Tank 18 is connected to, it is preferred that is respectively arranged with valve B15 and valve C17, valve on the hydrogen cylinder 16 and oxygen cylinder 18
Door A14, valve B15 and valve C17 are electrically connected with valve positioner 13,13 control valve A14 of valve positioner, valve B15
With the unlatching and closure of valve C17, the inner top side of the quick explosion generating device 6 is additionally provided with igniter 4, it is described can
Flame sensor 1 and pressure sensor 2, flame sensor 1 and pressure sensor 2 are provided in the inner left wall of gas pipeline 19
Be electrically connected to the signal controller 3, signal controller 3 is also electrically connected with the valve positioner 13, when occur explosion time,
The signal that valve positioner 13 receives the sending of signal controller 3 opens intake valve 11, valve A14, valve B15 and valve C17,
Hydrogen air accumulator 16 and oxygen air accumulator 18 will convey in generating device 6 of entering quickly to explode after gas mixing, and be full of
Entire space；At the same time, igniting fill 4 startings light quickly explosion generating device 6 in mixed gas --- hydrogen and oxygen,
Hydrogen burns rapidly in confined space to be caused to explode, and is generated huge pressure, is broken through film 12, and fire extinguishing dust 8 is passed through spray head
It sprays, and forms dust recycling area 10 below gas tank, realize fire extinguishing.
Preferably, the lower side of the quick explosion generating device 6 is provided with exhaust valve 7.
Specifically, the inside of the spray head 9 is provided with helix tube 20, and helix tube 20 can play diffusion to fire extinguishing dust 8
Effect, the outside of spray head 9 is fixed with limited block 21.
Embodiment two
In order to preferably promote the flame propagation quickly exploded in generating device 6, the present invention also provides in the specific implementation process
Another embodiment, specifically, multiple barriers 5 are fixed on the inner wall of the quick explosion generating device 6, thus hindering
Under the action of hindering object 5, promote flame transmission.
A method of inhibit combustible gas deflagration flame to propagate, comprising the following steps:
Step 1, pressure sensor and flame sensor acquire the gas entered from tunnel left end, and transmit information to control
Device is further analysed, and can accurately detect flame and pressure information, while can also be fallen the information processing of mistake；
Step 2, controller obtains gas explosion signal, and Quick-acting control valve door regulating device, adjustment mechanism for valve beat valve
It opens, obtain mixed gas and is full of in quickly explosion generating device, while igniter starts, and lights mixed gas；
Step 3, hydrogen be ignited after under the acceleration of the barrier of air accumulator two sides, propagate forward rapidly；In high pressure
Under the action of the fire extinguishing dust of lower section is sprayed, be sufficiently mixed fuel gas and fire extinguishing dust；Dust of putting out a fire destroys burning
Condition, reduces the flammability of fuel gas, to inhibit flame transmission；It is the side for inhibiting combustible gas deflagration flame to propagate
Method, to reach combustion and explosion suppression effect on greatest benefit.
It should be strongly noted that pressure sensor, flame sensor, controller, high-pressure hydraulic pump and valve in the application
Regulating device is the application of the prior art, and blast information is transferred to controller using pressure sensor and flame sensor, is controlled
Device processed quickly controls igniter and adjustment mechanism for valve, and igniter starts combustible gas explosion, and fire extinguishing dust inhibits burning.By
The immense pressure caused by explosion changes the obstruction for breaking through film, ejects fire extinguishing dust, below quickly explosion generating device
Formed fire extinguishing dust area, this is the innovative point of the application, efficiently solve existing combustible gas it is explosion-proof mostly use passive type suppression combustion
It is datonation-inhibition, it can not fundamentally be fully solved combustible gas explosion issues.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of device for inhibiting combustible gas deflagration flame to propagate, including device noumenon；It is characterized in that, described device ontology packet
Quickly explosion generating device (6), hydrogen air accumulator (16), oxygen cylinder (18) and gas pipeline (19) are included, is quickly exploded
Generating device (6) is mounted on gas pipeline (19), quickly explodes generating device (6) including being mounted on its lower end and extending into
Spray head (9) and film (12) in gas pipeline (19), film (12) and quickly explosion generating device (6) inside bottom it
Between the intake valve (11) that is arranged filled with fire extinguishing dust (8), on the quick explosion generating device (6) by being equipped with valve A
(14) conduit is connected to the hydrogen air accumulator (16) and oxygen air accumulator (18), in the left side of the gas pipeline (19)
Flame sensor (1) and pressure sensor (2) are provided on wall, flame sensor (1) and pressure sensor (2) are electrically connected to
The signal controller (3), signal controller (3) are also electrically connected with the valve positioner (13).
2. a kind of device for inhibiting combustible gas deflagration flame to propagate according to claim 1, which is characterized in that the hydrogen
Be respectively arranged with valve B(15 on cylinder (16) and oxygen cylinder (18)) and valve C(17), valve A(14), valve B
(15) and valve C(17) be electrically connected with valve positioner (13).
3. a kind of device for inhibiting combustible gas deflagration flame to propagate according to claim 1, which is characterized in that described quick
The inner top side of explosion generating device (6) is additionally provided with igniter (4).
4. a kind of device for inhibiting combustible gas deflagration flame to propagate according to claim 1, which is characterized in that described quick
The lower side of explosion generating device (6) is provided with exhaust valve (7).
5. a kind of device for inhibiting combustible gas deflagration flame to propagate according to claim 1, which is characterized in that the spray head
(9) it is provided on the inside of helix tube (20), the outside of spray head (9) is fixed with limited block (21).
6. a kind of device for inhibiting combustible gas deflagration flame to propagate according to claim 1, which is characterized in that described quick
Multiple barriers (5) are fixed on the inner wall of explosion generating device (6).
7. a kind of method for inhibiting combustible gas deflagration flame to propagate as described in claim 1-6 is any, it is characterised in that:
The following steps are included:
Step 1, pressure sensor and flame sensor acquire the gas entered from tunnel left end, and transmit information to control
Device is further analysed, and can accurately detect flame and pressure information, while can also be fallen the information processing of mistake；
Step 2, controller obtains gas explosion signal, and Quick-acting control valve door regulating device, adjustment mechanism for valve beat valve
It opens, obtain mixed gas and is full of in quickly explosion generating device, while igniter starts, and lights mixed gas；
Step 3, hydrogen be ignited after under the acceleration of the barrier of air accumulator two sides, propagate forward rapidly；In high pressure
Under the action of the fire extinguishing dust of lower section is sprayed, be sufficiently mixed fuel gas and fire extinguishing dust, realize fire extinguishing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811467468.6A CN109381822A (en) | 2018-12-03 | 2018-12-03 | A kind of devices and methods therefor for inhibiting combustible gas deflagration flame to propagate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811467468.6A CN109381822A (en) | 2018-12-03 | 2018-12-03 | A kind of devices and methods therefor for inhibiting combustible gas deflagration flame to propagate |
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| Publication Number | Publication Date |
|---|---|
| CN109381822A true CN109381822A (en) | 2019-02-26 |
Family
ID=65429807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811467468.6A Pending CN109381822A (en) | 2018-12-03 | 2018-12-03 | A kind of devices and methods therefor for inhibiting combustible gas deflagration flame to propagate |
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| CN (1) | CN109381822A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110251864A (en) * | 2019-06-26 | 2019-09-20 | 安徽宏润工业设备安装有限公司 | A kind of spark suppressing device |
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| RU2658690C1 (en) * | 2017-04-14 | 2018-06-22 | Юрий Владимирович Горлов | Multifunctional automatic system of localization of explosions of dust and gas-air mixtures in underground mining workings containing devices for localization of explosions |
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| US2774625A (en) * | 1954-10-21 | 1956-12-18 | Union Carbide & Carbon Corp | Apparatus utilizing detonation waves for spraying powders |
| CN200966856Y (en) * | 2006-11-21 | 2007-10-31 | 郑建华 | Fire extinguisher mine |
| CN103055450A (en) * | 2012-12-17 | 2013-04-24 | 东北大学 | Spontaneous explosion suppression device |
| RU2658690C1 (en) * | 2017-04-14 | 2018-06-22 | Юрий Владимирович Горлов | Multifunctional automatic system of localization of explosions of dust and gas-air mixtures in underground mining workings containing devices for localization of explosions |
| CN108915756A (en) * | 2018-07-12 | 2018-11-30 | 河南理工大学 | A kind of coal mine roadway three-phase collaboration inhibits the method and device of gas explosion |
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