CN207832597U - Gas combustion explosion analogue experiment installation in a kind of Urban Underground pipe gallery cabin - Google Patents
Gas combustion explosion analogue experiment installation in a kind of Urban Underground pipe gallery cabin Download PDFInfo
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- CN207832597U CN207832597U CN201820120003.2U CN201820120003U CN207832597U CN 207832597 U CN207832597 U CN 207832597U CN 201820120003 U CN201820120003 U CN 201820120003U CN 207832597 U CN207832597 U CN 207832597U
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- pipe gallery
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Abstract
The utility model provides gas combustion explosion analogue experiment installation in a kind of Urban Underground pipe gallery cabin, including pipe gallery model, gas mixing allocating system, ignition system and digital image acquisition control system.Pipe gallery model one end is connected with ignition system, and the other end is connected with gas mixing allocating system.The digital image acquisition control system includes sensor unit, high-speed motion picture camera, high-frequency data Acquisition Instrument, isochronous controller and display server.Sensor unit is located inside pipe gallery model, and high-frequency data Acquisition Instrument is connected with sensor unit and isochronous controller respectively, and display server is connected with isochronous controller, and isochronous controller is also connected with ignition system, high-speed motion picture camera and external computer respectively.Gas fuel burning, the impact failure influence exploded on this cabin and face cabin, have filled up traditional experiment system in pipe gallery restricted clearance blast impulse to the blank in edge effect research in the analysis integrated piping lane model of the utility model.
Description
Technical field
The utility model belongs to municipal public safety field, more particularly, to gas in a kind of Urban Underground pipe gallery cabin
Combustion explosion analogue experiment installation.
Background technology
China is proposed to set Urban Underground pipe gallery, and the common lines such as combustion gas, heating power, electric power, water conservancy are stored in inside, in advance
Stay access path, pipe gallery has convenient for pipeline layout maintenance management, convenient for city orderly development planning, simplify city system
The advantages such as system.At the same time, the major hazard sources such as pipe gallery collection electric power, heating power and combustion gas one, in urban environment and nature
Under the complexing action of environment, huge security risk will produce while construction, operation and maintenance.Occur both at home and abroad it is a lot of by
In underground energy pipeline, heat distribution pipeline leakage, explosion accident, leads to serious casualties, property loss and cause bad society
The disaster accident that can be influenced.
Domestic and foreign scholars have done numerous studies for the premixed flame mechanism of transmission in pipeline at present, also develop corresponding pipe
Premixed combustion gas explosion experimental facility in road, but such experimental provision is complicated to the more cabins of Urban Underground pipe gallery dangerous
Source coupling causes the research of calamity mechanism in the presence of limitation fundamentally：(1) explosion chamber of experimental provision is typically designed as single-chamber or straight
Line series connection multi-cavity structure, but pipe gallery is the parallel connection of multitube cabin, the interior setting conveying pipe of tube cabin；(2) direct point in experimentation
The flammable premixed gas in explosion chamber is fired, complicated danger source and natural environment do not add the effect of pipe gallery system
To consider；(3) such experimental provision cannot show flame and blast wave to tube cabin wall for studying the pipeline flame mechanism of transmission
With the role and influence of other tube cabins arranged side by side；(4) form for the barrier that such experimental provision is arranged in explosion chamber is excessively single
One.Therefore, design is a kind of researching and analysing gas combustion explosion flame and shock wave in Urban Underground pipe gallery cabin for new
The experimental provision of propagation characteristic has important application value to Urban Underground pipe gallery security.
Invention content
Problem to be solved in the utility model is to provide gas combustion explosion in a kind of Urban Underground pipe gallery cabin and simulates
Experimental provision solves the effect existing in the prior art that cannot show flame and blast wave to tube cabin wall and other tube cabins arranged side by side
The problems such as with influencing.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
Gas combustion explosion analogue experiment installation in a kind of Urban Underground pipe gallery cabin, including pipe gallery mould are provided
Type, gas mixing allocating system, ignition system and digital image acquisition control system, pipe gallery model one end and igniting
System is connected, and the other end is connected with gas mixing allocating system；The gas mixing allocating system is divided into air distribution system and ventilation
System, wherein air distribution system include vacuum pump and gas mixing bottle, and air exchange system includes air compressor；The data image is adopted
It includes sensor unit, high-speed motion picture camera, high-frequency data Acquisition Instrument, isochronous controller and display server to collect control system；It passes
Sensor cell is located inside pipe gallery model, and high-frequency data Acquisition Instrument is connected with sensor unit and isochronous controller respectively,
Display server is connected with isochronous controller, isochronous controller also respectively with ignition system, high-speed motion picture camera and external computer phase
Even.
Further, the sensor unit includes the temperature sensor being located on pipe gallery model inner wall, pressure biography
Sensor and strain gauge.
Further, the ignition system is adjustable isolating high-pressure ignitor, and the adjustable isolating high-pressure ignitor is equipped with ignitor,
Pipe gallery model one end connects ignitor, and the other end connects gas mixing allocating system.
Further, the pipe gallery model includes combustion gas cabin, and the combustion gas cabin is internally provided with fire resistant doorsets, gas pipeline
Support column and the simulation gas pipeline on gas pipeline support column further include the cable trough for being located at combustion gas cabin right side, go out
Fire-box, ground conduit, distribution box and pressure release ventilation opening.
Further, the pipe gallery model further includes sewage tube cabin, and the sewage tube cabin is in parallel with the combustion gas cabin
Setting, the sewage tube cabin are internally provided with sewage pipe and spare regeneration water pipe.
Further, the pipe gallery model further includes water supply and communication module, the combustion gas cabin, water supply and communication module and
Sewage tube cabin is arranged in parallel successively, and the water supply and communication module include feedwater piping, heat distribution pipeline and the communications cable.
Further, the pipe gallery model further includes electric compartment, combustion gas cabin, water supply and communication module, electric compartment and dirt
Water pipe cabin is arranged in parallel successively, and electric power cable is equipped in the electric compartment.
Further, the combustion gas cabin, water supply and communication module, electric compartment and sewage tube cabin are rectangular cavate nacelle, and
The nacelle both ends in the combustion gas cabin, water supply and communication module, electric compartment and sewage tube cabin are respectively equipped with flange.
The utility model uses the pipe gallery model of more cabins parallel connection, researchs and analyses fuel gas buring in cabin, explosion to this cabin
And face the impact failure influence in cabin, traditional experiment system has been filled up in restricted clearance blast impulse to the sky in edge effect research
In vain, at the same enrich in cabin be arranged barrier form, more meet Practical Project environment.
Description of the drawings
Fig. 1 is the structure connection figure of gas combustion explosion analogue experiment installation in Urban Underground pipe gallery cabin.
Fig. 2 is the left profile structure chart in combustion gas cabin in pipe gallery model.
Fig. 3 is the right sectional structure chart in combustion gas cabin in pipe gallery model.
Fig. 4 is the sectional structure chart of the pipe gallery model of more cabins parallel connection.
In figure：
1, combustion gas cabin 111, display server 112, isochronous controller
113, high-frequency data Acquisition Instrument 114, adjustable isolating high-pressure ignitor 115, high-speed motion picture camera
116, ignitor 117, pressure sensor 118, strain gauge
119, temperature sensor 121, flange 122, combustion gas cabin nacelle
123, pressure release ventilation opening 124, simulation gas pipeline 125, cable trough
126, gas pipeline support column 127, fire resistant doorsets 128, fire extinguishing box
129, ground conduit 1210, distribution box 131, air compressor
141, vacuum pump 142, pressure gauge 143, gas mixing bottle
2, water supply and communication module 21, feedwater piping 22, heat distribution pipeline
23, the communications cable 3, electric compartment 31, electric power cable
4, sewage tube cabin 41, sewage pipe 42, spare regeneration water pipe
Specific implementation mode
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term "upper", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on ... shown in the drawings or
Position relationship is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply the indicated device or member
Part must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
It elaborates below in conjunction with the accompanying drawings to specific embodiment of the utility model.
As shown in Figure 1, the utility model provides gas combustion explosion simulated experiment in a kind of Urban Underground pipe gallery cabin
Device, including pipe gallery model, gas mixing allocating system, ignition system and digital image acquisition control system.The point
Fiery system is adjustable isolating high-pressure ignitor 114, and the adjustable isolating high-pressure ignitor 114 is equipped with ignitor 116, the pipe gallery mould
Type one end connects ignitor 116, and the other end connects gas mixing allocating system.
The gas mixing allocating system is divided into air distribution system and air exchange system, and wherein air distribution system includes vacuum pump 141
With gas mixing bottle 143, air exchange system includes air compressor 131；The digital image acquisition control system includes sensor
Unit, high-speed motion picture camera 115, high-frequency data Acquisition Instrument 113, isochronous controller 112 and display server 111；The sensor
Unit includes temperature sensor 119, pressure sensor 117 and the strain gauge 118 being located on pipe gallery model inner wall, temperature
Degree sensor 119 and pressure sensor 117 are to the data such as the flame temperature, the blast pressure that measure bulkhead, strain gauge 118
To measure influence of the explosion wave to bulkhead.High-frequency data Acquisition Instrument 113 respectively with sensor unit and isochronous controller
112 be connected, display server 111 is connected with isochronous controller 112, isochronous controller 112 also respectively with adjustable isolating high-pressure ignitor
114, high-speed motion picture camera 115 and external computer are connected.The data that sensor unit is collected into are carried out by high-frequency data Acquisition Instrument 113
Acquisition, isochronous controller 112 realize control synchronous with adjustable isolating high-pressure ignitor 114 to entire digital image acquisition control system
System.
When only measurement fuel gas buring, explosion influence the impact failure in this cabin, since combustion gas cabin is that fuel gas is high-risk
Tube cabin, therefore pipe gallery modelling is combustion gas cabin, further enriches the form for the barrier being arranged in cabin, it is made more to meet
Practical Project environment.
As shown in Figures 2 and 3, combustion gas cabin is internally provided with fire resistant doorsets 127, gas pipeline support column 126 and is located at Gas Pipe
Simulation gas pipeline 124 on road support column further includes being located at the cable trough 125 of right side in combustion gas cabin, fire extinguishing box 128, connecing
Ground pipeline 129, distribution box 1210 and pressure release ventilation opening 123.
As shown in figure 4, when integrally measuring fuel gas buring, exploding on this cabin and facing the impact failure influence in cabin, in combustion gas
On the basis of cabin 1, water supply and communication module 2, electric compartment 3 and sewage tube cabin 4 are increased.But it in practical applications can be according to practical need
Tube cabin, or the parallel combination mode of adjustment tube cabin are automatically increased or decreased, causes calamity pattern and secondary Derived Hazard to drill to probe into coupling
Law.The sewage tube cabin 4 is internally provided with sewage pipe 41 and spare regeneration water pipe 42.The water supply communication module 2 includes water supply
Pipeline 21, heat distribution pipeline 22 and the communications cable 23.Electric power cable 31 is equipped in the electric compartment 3.
The combustion gas cabin 1, supply water and communication module 2, electric compartment 3 and sewage tube cabin 4 be rectangular cavate nacelle, that is, keep with
Actual environment is consistent.And the nacelle both ends in the combustion gas cabin 1, water supply and communication module 2, electric compartment 3 and sewage tube cabin 4 are respectively equipped with
Flange 121 realizes the closing to each tube cabin.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should all still belong within the patent covering scope of the utility model.
Claims (8)
1. gas combustion explosion analogue experiment installation in a kind of Urban Underground pipe gallery cabin, including pipe gallery model, gas
Mix allocating system, ignition system and digital image acquisition control system, it is characterised in that：Pipe gallery model one end with
Ignition system is connected, and the other end is connected with gas mixing allocating system；The gas mixing allocating system be divided into air distribution system and
Air exchange system, wherein air distribution system include vacuum pump and gas mixing bottle, and air exchange system includes air compressor；The datagram
As acquisition control system includes sensor unit, high-speed motion picture camera, high-frequency data Acquisition Instrument, isochronous controller and display service
Device；Sensor unit is located inside pipe gallery model, high-frequency data Acquisition Instrument respectively with sensor unit and isochronous controller
Be connected, display server is connected with isochronous controller, isochronous controller also respectively with ignition system, high-speed motion picture camera and external electrical
Brain is connected.
2. gas combustion explosion analogue experiment installation, feature in Urban Underground pipe gallery according to claim 1 cabin
It is：The sensor unit includes that the temperature sensor, pressure sensor and stress being located on pipe gallery model inner wall pass
Sensor.
3. gas combustion explosion analogue experiment installation, feature in Urban Underground pipe gallery according to claim 1 cabin
It is：The ignition system is adjustable isolating high-pressure ignitor, and the adjustable isolating high-pressure ignitor is equipped with ignitor, the pipe gallery
Model one end connects ignitor, and the other end connects gas mixing allocating system.
4. according to gas combustion explosion simulated experiment fills in any Urban Underground pipe gallery cabin in claims 1 to 3
It sets, it is characterised in that：The pipe gallery model includes combustion gas cabin, and the combustion gas cabin is internally provided with fire resistant doorsets, gas pipeline branch
Dagger and the simulation gas pipeline on gas pipeline support column further include the cable trough for being located at combustion gas cabin right side, fire extinguishing
Case, ground conduit, distribution box and pressure release ventilation opening.
5. gas combustion explosion analogue experiment installation, feature in Urban Underground pipe gallery according to claim 4 cabin
It is：The pipe gallery model further includes sewage tube cabin, and the sewage tube cabin is arranged in parallel with the combustion gas cabin, the sewage
Tube cabin is internally provided with sewage pipe and spare regeneration water pipe.
6. gas combustion explosion analogue experiment installation, feature in Urban Underground pipe gallery according to claim 5 cabin
It is：The pipe gallery model further includes water supply and communication module, and the combustion gas cabin, water supply and communication module and sewage tube cabin are successively
It is arranged in parallel, the water supply and communication module include feedwater piping, heat distribution pipeline and the communications cable.
7. gas combustion explosion analogue experiment installation, feature in Urban Underground pipe gallery according to claim 6 cabin
It is：The pipe gallery model further includes electric compartment, the combustion gas cabin, water supply and communication module, electric compartment and sewage tube cabin according to
It is secondary to be arranged in parallel, electric power cable is equipped in the electric compartment.
8. gas combustion explosion analogue experiment installation, feature in Urban Underground pipe gallery according to claim 7 cabin
It is：The combustion gas cabin, water supply and communication module, electric compartment and sewage tube cabin are rectangular cavate nacelle, and the combustion gas cabin, are supplied
The nacelle both ends of water and communication module, electric compartment and sewage tube cabin are respectively equipped with flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820120003.2U CN207832597U (en) | 2018-01-24 | 2018-01-24 | Gas combustion explosion analogue experiment installation in a kind of Urban Underground pipe gallery cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820120003.2U CN207832597U (en) | 2018-01-24 | 2018-01-24 | Gas combustion explosion analogue experiment installation in a kind of Urban Underground pipe gallery cabin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207832597U true CN207832597U (en) | 2018-09-07 |
Family
ID=63394388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820120003.2U Expired - Fee Related CN207832597U (en) | 2018-01-24 | 2018-01-24 | Gas combustion explosion analogue experiment installation in a kind of Urban Underground pipe gallery cabin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207832597U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108037026A (en) * | 2018-01-24 | 2018-05-15 | 中国矿业大学(北京) | Gas combustion explosion analogue experiment installation in a kind of Urban Underground pipe gallery cabin |
| CN112240857A (en) * | 2020-10-14 | 2021-01-19 | 常州大学 | Simulation test device for anti-flash-explosion impact of fire wall of air chamber in underground pipe gallery |
-
2018
- 2018-01-24 CN CN201820120003.2U patent/CN207832597U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108037026A (en) * | 2018-01-24 | 2018-05-15 | 中国矿业大学(北京) | Gas combustion explosion analogue experiment installation in a kind of Urban Underground pipe gallery cabin |
| CN112240857A (en) * | 2020-10-14 | 2021-01-19 | 常州大学 | Simulation test device for anti-flash-explosion impact of fire wall of air chamber in underground pipe gallery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180907 Termination date: 20200124 |