CN202275043U - Multifunctional test device for explosion and suppressing explosion - Google Patents
Multifunctional test device for explosion and suppressing explosion Download PDFInfo
- Publication number
- CN202275043U CN202275043U CN2011204008057U CN201120400805U CN202275043U CN 202275043 U CN202275043 U CN 202275043U CN 2011204008057 U CN2011204008057 U CN 2011204008057U CN 201120400805 U CN201120400805 U CN 201120400805U CN 202275043 U CN202275043 U CN 202275043U
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- explosion
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Abstract
The utility model relates to a multifunctional test device for explosion and suppressing explosion, which comprises two cylindrical conical containers, connection pipelines, a gas and dust storage container and a high pressure gas bottle connected with the gas and dust storage container. One ends of the two cylindrical conical containers are blind plate flanges, the other ends of the cylindrical conical containers are cylindrical conical decreasing flanges connected with the connection pipelines, the connection pipelines and bolts form an integrated explosion and suppression system through the flanges, and the cylindrical conical containers and the pipelines are provided with a gas and dust spraying inlet, a suppression agent spraying inlet, a vacuum-pressure meter connector, an explosion leakage opening, an observation opening, an igniting opening, a sensor hole and a safety pressure releasing valve hole. The multifunctional test device for explosion and suppressing explosion is miniaturized and can be freely assembled and selected, assemblies can be reduced, the test device can achieve tests of multiple parameters and multiple functions, simultaneously can perform suppression explosion tests, meet the requirements for tests of various parameters of gas and the dust explosion and achieve on-line monitoring on concentration of aerosol or particulate matters during dust explosion process.
Description
Technical field
The utility model relates to a kind of multi-functional heterogeneous explosive release, especially a kind of device that is used for gas burst and suppresses to explode, also can be applicable to dust explosion and inhibition explosion test.
Background technology
In oil, chemical industry and powder processing industry, fire explosion is just with ascendant trend gradually, though the fixed container blast proving installation of gas burst, dust explosion has been developed ripe, like 20L or 1m
3Spherical blast proving installation etc., but seldom appear in the newspapers about gas, dust explosion transmission device, even the types of devices of this respect is arranged; All more single; Only to the determination experiment of each single parameter, like mensuration to explosion limits, to the mensuration of blast climbing speed, and these apparatus cost are higher; Therefore imperative to its exploitation with design; Like the multifunctional gas explosion experimental provision of Institutes Of Technology Of Nanjing, the meticulous fire structural experiment platform of the gas explosion experimental provision of China Mining University, Chinese University of Science and Technology etc. can be to a certain phase, both gaseous state or solid-state experimentize, test can carry out the detonation propagation experiment.But can not suppress explosion test simultaneously, satisfy gas, each parameter testing experiment of dust explosion, also can realize on-line monitoring for gasoloid in the dust explosion process or particle concentration simultaneously.
Summary of the invention
The utility model is a kind of multi-functional blast will be provided and suppress the explosion test device; Be used to overcome the defective of existing single experimental provision; Realize that gas, dust all can experimentize, particularly, can solve the single mode airborne dust of dust divergence problem for the dust explosion experiment; Change only rests on the mensuration aspect to gas, dust explosion parameter in the past, and can carry out gas or dust explosion inhibition experiment and can carry out vacuum chamber inhibition explosion test, and installs easy and simple to handle, powerful, low cost of manufacture.
For realizing above-mentioned purpose, the technical scheme of the utility model is following:
A kind of multi-functional blast and inhibition explosion test device; Comprise that two tapered containers of cylinder reach the gas cylinder that links to each other with connecting tube, fuel gas and dust reservoir vessel; Be characterized in: two tapered container one ends of cylinder are fixedly connected blind flange respectively; The other end is that the tapered reducer of cylinder links to each other with connecting tube; Connecting tube is formed whole blast and inhibition system through flange and bolt, and cylindrical container and pipeline are provided with gas and dust entrance, suppressant entrance, vacuum-pressure gauge connection, venting of dust explosion mouth, observation panel, lighting-up tuyere, gauge hole and safety relief valve opening.
On two tapered containers of cylinder and the pipeline semi-circular supporting steel frame is housed all; Under the semi-circular supporting steel frame pulley is set; Can make things convenient for cylindrical container and piping system freely to assemble; Semi-circular mild steel bolt is set on the semi-circular supporting steel frame, and cylindrical container and pipeline are closely buckled on the semi-circular supporting steel frame through semi-circular mild steel bolt.
The tapered container diameter of cylinder is 200mm-2000mm; 30 ℃-45 ℃ of taperings, tapered pipeline reducer diameter is 100-300mm, gas or dust inlet and inhibition injection orifice diameter are 10mm-200mm; The connecting tube diameter is 30mm-300mm, and length is 0.4m-20m.
Be provided with between the tapered container of cylinder and the multistage connecting tube and be used for the rupture disk slot that different rupture disks carry out the rupture disk breaking test.
The blind flange of the tapered container ends of cylinder is dismountable blind flange, and the connecting tube of offering gas, dust or suppressant inlet is housed on the blind flange, and connecting tube is provided with screw thread, is used for the multi-form shower nozzle of installing and replacing.
Between tapered container of cylinder and the pipeline barrier or partition apparatus are housed, are used for experiment of different vessels volume and blast and intercept the shock-wave attenuation experiment.
A middle connecting tube is provided with and vacuumizes outlet and suppressant entrance, is used for detonation propagation and sprays partition, extinguishing experiment to vacuum chamber and suppressant.
Gauge hole hole on the connecting tube is symmetrical set the hole, is used for behind the dust explosion or the particle light scattering of dust transport process experiment, thereby measures its particle concentration.
Gauge hole on tapered container of cylinder and the connecting tube is with plug and gasket seal.
The beneficial effect of the utility model is:
The utility model has overcome the defective of single experimental provision, realizes that at first gas, dust all can experimentize, and particularly for the dust explosion experiment, has solved the dust airborne dust and has dispersed the airborne dust problem, and the jetting system of dust formation dust cloud has been installed.Change only rests on the mensuration aspect to gas, dust explosion parameter in the past, considers the aspect of taking precautions against natural calamities, and has designed the suppressant jetting device, carries out gas or dust explosion and suppresses experiment.Designed vacuum chamber, can carry out vacuum chamber and suppress explosion test.This system and device is easy and simple to handle, powerful, low cost of manufacture.
The miniaturization of this experimental provision can freely assemble, selects or reduce assembly and can realize the multi-functional test experiments of multiparameter, can suppress explosion test simultaneously.Gas, each parameter testing experiment of dust explosion can be satisfied, also on-line monitoring can be realized for gasoloid in the dust explosion process or particle concentration simultaneously.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the control principle figure of the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
Like Fig. 1; Shown in 2; Multi-functional blast of the utility model and inhibition explosion test device; Comprise that two tapered containers of cylinder reach gas cylinder, gas distributing system 1, gas distributing system 1, solenoid valve 2, non-return valve 3, dust storehouse 4, strap bolt flange 5, shower nozzle erecting device 6, manual ball valve 7, the vacuum meter 8 that links to each other, safety relief valve 12 etc. with connecting tube, fuel gas and dust reservoir vessel.
Two tapered container one ends of cylinder are blind flange, and the other end is that the tapered reducer of cylinder links to each other with connecting tube, and connecting tube is formed whole blast and inhibition system through flange and bolt.
Two non-tapered openings of the tapered container of cylinder after the detachable blind flange dismounting, can directly dock through bolt and flange, connect gas pipeline and form a blast again and suppress system and device.
Tapered container of cylinder and pipeline are provided with gas and dust entrance, suppressant entrance, vacuum-pressure gauge connection, venting of dust explosion mouth, observation panel 11, lighting-up tuyere 10, gauge hole 9 and safety relief valve opening.Wherein a cylindrical vessel device can be used as the blast origination point, installs spark electrode on the container, and another cylindrical vessel device both can be used as the venting of dust explosion cavity, can be used as the Explosion suppressant jetting device again.It is five sections that connecting tube is divided into, and each section all can link to each other, can freely dismantle or connect through flange, bolt.Offer gauge hole 9 on each connecting tube, a middle small pipeline also leaves and suppresses the burster inlet and vacuumize outlet 13, can carry out the vacuum chamber experiment and suppress experiment.At the flange link position venting of dust explosion film or rupture disk can be installed, can carry out the venting of dust explosion experiment.Intermediate conduit gauge hole 9 can be installed light scattering sensor and carry out on-line monitoring dust concentration, dust migration propagation law or flue gas concentration.Simultaneously, each sensor can connect HSDA and control system, the spraying into of this system's may command gas, dust or suppressant, and dynamic real-time is gathered parameters.
On two tapered containers of cylinder and the pipeline semi-circular supporting steel frame is housed all; Under the semi-circular supporting steel frame pulley is set; Can make things convenient for cylindrical container and piping system freely to assemble; Semi-circular mild steel bolt is set on the semi-circular supporting steel frame, and tapered container of cylinder and pipeline are closely buckled on the semi-circular supporting steel frame through semi-circular mild steel bolt.
The tapered container diameter of cylinder is 200mm-2000mm, and cylinder and connecting tube reducer are 100-300mm, and it is 10mm-200mm that diameter is sprayed in gas or dust inlet and inhibition, and the connecting tube diameter is 30mm-300mm, and length is 0.4m-20m.
Be provided with the rupture disk slot between tapered container of cylinder and the multistage connecting tube, can select for use different rupture disks to carry out the rupture disk breaking test.
The blind flange of the tapered container ends of cylinder is dismountable blind flange, and the connecting tube of offering gas, dust or suppressant inlet is housed on the blind flange, and connecting tube is provided with screw thread, but the multi-form shower nozzle of aspect installing and replacing.
Between tapered container of cylinder and the pipeline barrier or partition apparatus are housed, are used for experiment of different vessels volume and blast and intercept the shock-wave attenuation experiment.
Sensor port 9 usefulness plug and gasket seals on tapered container of cylinder and the connecting tube.
As shown in Figure 2; Multi-functional blast and inhibition experimental system also are equipped with igniting, gas, dust or suppressant and spray into control system; Can spray into time and delay time etc. through the different durations of ignition of PLC control and gas, dust etc., be integrated into the HSDA control system.The HSDA control system comprises multi-channel data control card, multi-channel data acquisition card and data collection and analysis software, part of data acquisition high speed acquisition data, and data acquisition software is analyzed and is handled data and signal.
Claims (9)
1. a multi-functional blast and suppress the explosion test device; Comprise that the tapered container of cylinder that two cylinders and tapered connection form reaches the gas cylinder that links to each other with connecting tube, fuel gas and dust reservoir vessel; It is characterized in that: two tapered container one ends of cylinder are fixedly connected blind flange respectively; The other end is that the tapered reducer of cylinder links to each other with connecting tube; Connecting tube is formed whole blast and inhibition system through flange and bolt, and tapered container of cylinder and pipeline are provided with gas and dust entrance, suppressant entrance, vacuum-pressure gauge connection, venting of dust explosion mouth, observation panel (11), lighting-up tuyere (10), gauge hole (9) and safety relief valve opening.
2. multi-functional blast according to claim 1 and inhibition explosion test device; It is characterized in that: on said two tapered containers of cylinder and the pipeline semi-circular supporting steel frame is housed all; Under the semi-circular supporting steel frame pulley is set; Can make things convenient for tapered container of cylinder and piping system freely to assemble, semi-circular mild steel bolt is set on the semi-circular supporting steel frame, tapered container of cylinder and pipeline are closely buckled on the semi-circular supporting steel frame through semi-circular mild steel bolt.
3. multi-functional blast according to claim 1 and inhibition explosion test device; It is characterized in that: the tapered container diameter of said cylinder is 200mm-2000mm; 30 ℃-45 ℃ of taperings, tapered pipeline reducer diameter is 100-300mm, gas or dust inlet and inhibition injection orifice diameter are 10mm-200mm; The connecting tube diameter is 30mm-300mm, and length is 0.4m-20m.
4. multi-functional blast according to claim 1 and suppress the explosion test device is characterized in that: be provided with between the tapered container of said cylinder and the multistage connecting tube and be used for the rupture disk slot that different rupture disks carry out the rupture disk breaking test.
5. multi-functional blast according to claim 1 and inhibition explosion test device; It is characterized in that: the blind flange of the tapered container ends of said cylinder is dismountable blind flange; The connecting tube of offering gas, dust or suppressant inlet is housed on the blind flange; Connecting tube is provided with screw thread, is used for multi-form airborne dust shower nozzle of installing and replacing or suppressant entrance shower nozzle.
6. multi-functional blast according to claim 1 and inhibition explosion test device is characterized in that: between tapered container of said cylinder and the pipeline barrier or partition apparatus are housed, are used for experiment of different vessels volume and blast and intercept the shock-wave attenuation experiment.
7. multi-functional blast according to claim 1 and inhibition explosion test device; It is characterized in that: said centre one connecting tube is provided with and vacuumizes outlet (13) and suppressant entrance, is used for detonation propagation and sprays partition, extinguishing experiment to vacuum chamber and suppressant.
8. multi-functional blast according to claim 1 and inhibition explosion test device; It is characterized in that: the gauge hole on the said connecting tube (9) hole is symmetrical set the hole; Be used for behind the dust explosion or the particle light scattering of dust transport process experiment, thereby measure its particle concentration.
9. multi-functional blast according to claim 1 and inhibition explosion test device, it is characterized in that: the gauge hole (9) on tapered container of said cylinder and the connecting tube is with plug and gasket seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204008057U CN202275043U (en) | 2011-10-20 | 2011-10-20 | Multifunctional test device for explosion and suppressing explosion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204008057U CN202275043U (en) | 2011-10-20 | 2011-10-20 | Multifunctional test device for explosion and suppressing explosion |
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| Publication Number | Publication Date |
|---|---|
| CN202275043U true CN202275043U (en) | 2012-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011204008057U Expired - Fee Related CN202275043U (en) | 2011-10-20 | 2011-10-20 | Multifunctional test device for explosion and suppressing explosion |
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|---|---|
| CN (1) | CN202275043U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102879416A (en) * | 2012-09-26 | 2013-01-16 | 公安部天津消防研究所 | Experiment device and experiment method for gas cloud combustion, explosion simulation and inerting, inhibition |
| CN105352997A (en) * | 2015-10-13 | 2016-02-24 | 国家安全生产监督管理总局化学品登记中心 | Method for determining burning and explosion of dust via temperature-controllable ignition device |
| CN106979959A (en) * | 2017-03-31 | 2017-07-25 | 大连理工大学 | Dust explosion flame transmission measuring behavior experimental system |
| CN107859528A (en) * | 2017-10-20 | 2018-03-30 | 安徽理工大学 | A kind of cavity body structure suppresses the test method of gas explosion in underground coal mines |
| CN108375604A (en) * | 2018-04-28 | 2018-08-07 | 南京工业大学 | A kind of gas, liquid and dust explosion experimental system under various working |
| CN108662173A (en) * | 2018-07-02 | 2018-10-16 | 中北大学 | A kind of valve for connecting shock tube low pressure stage and vacuum pump |
| CN109738607A (en) * | 2019-03-01 | 2019-05-10 | 应急管理部天津消防研究所 | The experimental method of container conduit gas burst experimental provision with concentration gradient |
| CN109738608A (en) * | 2019-03-01 | 2019-05-10 | 应急管理部天津消防研究所 | Container conduit gas burst experimental provision and application method with concentration gradient |
| CN110220663A (en) * | 2019-07-01 | 2019-09-10 | 西南石油大学 | The device of end impact wave in a kind of extraction duct explosion test |
-
2011
- 2011-10-20 CN CN2011204008057U patent/CN202275043U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102879416A (en) * | 2012-09-26 | 2013-01-16 | 公安部天津消防研究所 | Experiment device and experiment method for gas cloud combustion, explosion simulation and inerting, inhibition |
| CN102879416B (en) * | 2012-09-26 | 2014-04-23 | 公安部天津消防研究所 | Experiment device and experiment method for gas cloud combustion, explosion simulation and inerting, inhibition |
| CN105352997A (en) * | 2015-10-13 | 2016-02-24 | 国家安全生产监督管理总局化学品登记中心 | Method for determining burning and explosion of dust via temperature-controllable ignition device |
| CN106979959B (en) * | 2017-03-31 | 2019-06-11 | 大连理工大学 | Dust explosion flame transmission measuring behavior experimental system |
| CN106979959A (en) * | 2017-03-31 | 2017-07-25 | 大连理工大学 | Dust explosion flame transmission measuring behavior experimental system |
| CN107859528A (en) * | 2017-10-20 | 2018-03-30 | 安徽理工大学 | A kind of cavity body structure suppresses the test method of gas explosion in underground coal mines |
| CN107859528B (en) * | 2017-10-20 | 2020-05-19 | 安徽理工大学 | Test method for inhibiting underground gas explosion of coal mine by cavity structure |
| CN108375604A (en) * | 2018-04-28 | 2018-08-07 | 南京工业大学 | A kind of gas, liquid and dust explosion experimental system under various working |
| CN108662173A (en) * | 2018-07-02 | 2018-10-16 | 中北大学 | A kind of valve for connecting shock tube low pressure stage and vacuum pump |
| CN108662173B (en) * | 2018-07-02 | 2019-08-23 | 中北大学 | It is a kind of for connecting the valve of shock tube low pressure stage and vacuum pump |
| CN109738607A (en) * | 2019-03-01 | 2019-05-10 | 应急管理部天津消防研究所 | The experimental method of container conduit gas burst experimental provision with concentration gradient |
| CN109738608A (en) * | 2019-03-01 | 2019-05-10 | 应急管理部天津消防研究所 | Container conduit gas burst experimental provision and application method with concentration gradient |
| CN109738607B (en) * | 2019-03-01 | 2021-05-28 | 应急管理部天津消防研究所 | Experimental method of container pipeline gas explosion experimental device with concentration gradient |
| CN109738608B (en) * | 2019-03-01 | 2021-05-28 | 应急管理部天津消防研究所 | Container pipeline gas explosion experimental device with concentration gradient and using method |
| CN110220663A (en) * | 2019-07-01 | 2019-09-10 | 西南石油大学 | The device of end impact wave in a kind of extraction duct explosion test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20121020 |