CN208476839U - A kind of dust explosion visual simulation device - Google Patents
A kind of dust explosion visual simulation device Download PDFInfo
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- CN208476839U CN208476839U CN201821139529.1U CN201821139529U CN208476839U CN 208476839 U CN208476839 U CN 208476839U CN 201821139529 U CN201821139529 U CN 201821139529U CN 208476839 U CN208476839 U CN 208476839U
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Abstract
The utility model discloses a kind of dust explosion visual simulation devices, the device includes resistance to compression storage tank, its top offers resistance to compression mouth, resistance to compression mouth is equipped with resistance to compression lid, its side offers entering-dust mouth and lighting-up tuyere, its bottom offers slag-drip opening and circulating air opening, and pressure sensor, temperature sensor, flame sensor are equipped on its tank body；It further include the explosion-proof miniature webcam for being mounted on resistance to compression mouth, the dust conveyer being connect with entering-dust mouth, the igniter being connect with lighting-up tuyere, the circulator being connect with circulating air opening, and data collector and computer interface, above three sensor are connect by data collector and computer interface with external computer.The device integrates visualization and can quantify, based on the existing electric power in laboratory, have the characteristics that manufacture craft is simple, essential safety, low energy consumption, simple to operate, integrated level is high, explosion-proof performance is good, intuitive is stronger, data acquisition is convenient, and is moved easily and clears up sundries.
Description
Technical field
The utility model belongs to security technology area, and in particular to a kind of dust explosion visual simulation device.
Background technique
Dust explosion refers to combustible dust within the scope of explosion limit, encounters heat source (open fire or high temperature), and flame moment passes
It is sowed at entire mixed dust space, chemical reaction velocity is exceedingly fast, while discharging a large amount of heat, forms very high temperature and very big
Pressure, the energy of system are converted into the radiation of mechanical energy and light and heat, have very strong destructive power.Dust explosion mostly with
Aluminium powder, zinc powder, aluminium product grounds travel, various plastic powders, the intermediate of organic synthesis drug, wheat flour, sugar, sawdust, dye
The production and processing place of the generations such as material, bakelite ash, milk powder, tea-leaf power, tobacco powder, coal dust, plant fiber dirt.
In recent years, country increasingly payes attention to occupational health, and the harm of dust is on the rise, especially dust explosion accident
In multiple trend.It is destroyed caused by dust explosion to eliminate, domestic and foreign scholars begin one's study the harmfulness of dust explosion, in order to be
The risk of dust explosion is made on system ground comprehensively and effectively to be assessed, and many scholars start to research and develop the simulator of dust explosion,
But perhaps safety is not high or research dust explosion performance is not energetic for blast analogue device mostly.Existing dust is quick-fried
Explosion unit general operation is simple, and research effect is very unsatisfactory, and collected performance parameter is single, mostly rests on laboratory
Stage.Although dust explosion process visualization, structure is more complicated, and operation and cleaning are inconvenient.
Therefore, existing dust explosion device urgently further Improvement.
Utility model content
For above-mentioned existing technical problem, the utility model provides a kind of dust explosion visual simulation device, has system
Make simple process, the feature that essential safety, low energy consumption, simple to operate, integrated level is high, explosion-proof performance is good, intuitive is stronger,
Data acquisition is convenient, and is moved easily and clears up sundries.
To achieve the above object, the utility model provides a kind of dust explosion visual simulation device, including resistance to compression storage tank,
Top offers resistance to compression mouth, and resistance to compression mouth is equipped with resistance to compression lid, and side offers entering-dust mouth and lighting-up tuyere, and bottom offers
Slag-drip opening and circulating air opening, and pressure sensor, temperature sensor, flame sensor are installed on its tank body；It further include installation
In the explosion-proof miniature webcam of resistance to compression mouth, the dust conveyer being connect with entering-dust mouth, the igniter being connect with lighting-up tuyere, with
The circulator and data collector and computer interface, above three sensor of circulating air opening connection pass through data collector
It is connect with computer interface with external computer.
It further, further include immobilizing foundation frame, the resistance to compression storage tank is placed among immobilizing foundation frame, and passes through damping
Spring is connected and fixed basic frame inner wall, and slag-drip opening is connected and fixed basic frame bottom by sealing bar.
Further, the damping spring includes horizontal shock-absorbing spring and vertical damping spring, the horizontal shock-absorbing bullet
Spring is arranged symmetrically in resistance to compression storage tank two sides, and the vertical damping spring is arranged symmetrically in resistance to compression tank bottom.
It further, further include buffering skirt, the buffering skirt is connected with the fixation of resistance to compression mouth bottom, and buffers skirt bottom edge and resist
The vertical range between the horizontal inside diameter of storage tank spherical tank is pressed to be greater than a quarter of resistance to compression storage tank internal diameter.
Further, the dust conveyer includes into dirt control valve and storage dirt capsule, and the entering-dust mouth is by into dirt
Control valve is connected with storage dirt capsule.
Further, the resistance to compression lid is fixed by clip and resistance to compression storage tank.
Further, the igniter includes igniter control switch and igniter, the igniter and igniter
Control switch is connected.
Further, the igniter control switch and computer interface are mounted in control platform.
Further, the circulator includes circulating pump and circulating pump control switch, and the circulating air opening is by following
Ring pump is connected with circulating pump control switch.
Further, the circulating pump control switch is mounted in control platform.
Resistance to compression storage tank, resistance to compression mouth, buffering skirt in the device are all made of steel heavy plate for pressure vessels 13MnNiMoR, select special
The immobilizing foundation frame of different the 1m internal diameter of material, the resistance to compression storage tank of opening inside diameter 0.4m and high-performance resistance to compression stainless steel material, so that
The present apparatus can both be fixed on any position in laboratory and carry out small blasting test, can also pressurize in outdoor embedment underground
Under the conditions of 6Mpa, the explosive test of maximum 1KgTNT pack, be able to satisfy the explosive test of heterogeneity dust.
It buffers skirt to be arranged below the opening described in resistance to compression tank top, resistance to compression storage tank is in pressurization, buffering skirt to resistance to compression mouth
Resistance to compression storage tank neck neck at reserved gas automatically, form " buffer area ", thus reduce blast pressure to experimental provision
It influences.
The side and bottom surface of resistance to compression storage tank is arranged in buffer spring, passes through the effect of lateral, vertical damping spring, Neng Gouyou
Transmitting of the blast impulse to immobilizing foundation frame, slows down the impact that explosion generates when effect barrier test.
Compared with prior art, the utility model patent has the advantages that
1, integrate visualization and can quantify, intuitive is stronger, and observing effect is preferable, and data acquisition is convenient.
2, essential safety, easy to operate and explosion-proof performance are good.
3, it is based on the existing electric power in laboratory, low energy consumption.
4, manufacture craft is simple, and integrated level is high.
5, according to different needs, experimental implementation is anywhere carried out, is moved easily and clears up sundries.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the utility model；
In above-mentioned attached drawing, the corresponding component names of appended drawing reference are as follows:
In figure: 1- resistance to compression storage tank, 2- resistance to compression mouth, 3- clip, 4- control platform, 5- computer interface, the control of 6- igniter are opened
It closes, 7- circulating pump control switch, 8- immobilizing foundation frame, 9- stores up dirt capsule, 11- data collector, 12- damping into dirt control valve, 10-
Spring, 13- circulating pump, 14- buffer skirt, 15- sealing bar, 16- igniter, 101- lighting-up tuyere, 102- entering-dust mouth, 103- pressure biography
Sensor, 104- temperature sensor, 105- flame sensor, 106- slag-drip opening, 107- circulating air opening, 21- resistance to compression lid.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
More detailed description is done to the embodiments of the present invention below in conjunction with attached drawing and appended drawing reference, makes to be familiar with ability
The technology people in domain can implement accordingly after studying this specification carefully.It should be appreciated that specific embodiment described herein is only to solve
The utility model is released, is not used to limit the utility model.
As shown in Figure 1, a kind of dust explosion visual simulation device, including resistance to compression storage tank 1, top offer resistance to compression mouth 2,
Resistance to compression mouth 2 is equipped with resistance to compression lid 21, and side offers entering-dust mouth 102 and lighting-up tuyere 101, and bottom offers slag-drip opening
106 and circulating air opening 107, and pressure sensor 103, temperature sensor 104, flame sensor 105 are installed on its tank body；Also
Explosion-proof miniature webcam including being mounted on resistance to compression mouth 2, the dust conveyer connecting with entering-dust mouth 102 connect with lighting-up tuyere 101
The igniter connect, the circulator being connect with circulating air opening 107 and data collector 11 and computer interface 5, above three
Sensor is connect by data collector 11 and computer interface 5 with external computer.Specifically, the device includes 1 He of resistance to compression storage tank
Immobilizing foundation frame 8 offers resistance to compression mouth 2 at the top of resistance to compression storage tank 1, and is mounted on the explosion-proof miniature webcam of resistance to compression mouth 2, resistance to compression
Mouth 2 is provided with explosion-proof miniature webcam, can connect with external computer, can real-time monitor each rank derived from dust explosion
Section, resistance to compression mouth 2 are equipped with resistance to compression lid 21, and resistance to compression lid 21 is fixed by clip 3 and resistance to compression storage tank 1, in 3 synergy of clip
Under so that resistance to compression storage tank 1 is played pressure maintaining and pressure release effect；1 side of resistance to compression storage tank offers entering-dust mouth 102 and lighting-up tuyere 101,
And the dust conveyer connecting with entering-dust mouth 102, the igniter connecting with lighting-up tuyere 101, dust conveyer include
Into dirt control valve 9 and storage dirt capsule 10, for entering-dust mouth 102 by being connected into dirt control valve 9 with storage dirt capsule 10, igniter includes igniting
Device control switch 6 and igniter 16, igniter 16 are connected with igniter control switch 6；1 bottom of resistance to compression storage tank offers slag-drip opening
106 and circulating air opening 107, and the circulator connecting with circulating air opening 107, slag-drip opening 106 be solid by the connection of sealing bar 15
Fixed basis 8 bottom of frame, the external ring flange of sealing bar 15 are fixed on immobilizing foundation frame 8, slag-drip opening 106 by flangeseal
For clearing up the sundries of 1 the inside of resistance to compression storage tank, circulator includes circulating pump 13 and circulating pump control switch 7, circulating air opening 107
It is connected by circulating pump 13 with circulating pump control switch 7, pressure sensor is installed to 1 air blast of resistance to compression storage tank, and on its tank body
103, temperature sensor 104, flame sensor 105, wherein pressure sensor 103, temperature sensor 104, flame sensor 105
It is connect by data collector 11 and computer interface 5 with external computer, for acquiring the data inside resistance to compression storage tank 1, and is exported
Data, computer interface 5, igniter control switch 6, circulating pump control switch 7 are mounted in control platform 4, and control platform 4 uses
Direct current supply facilitates the carrying and power supply of device.
In another embodiment, this dust explosion visual simulation device further includes immobilizing foundation frame 8, and the resistance to compression storage tank 1 is put
It sets among immobilizing foundation frame 8, and basic 8 inner wall of frame is connected and fixed by damping spring 12, and slag-drip opening 106 passes through sealing bar
15 are connected and fixed basic 8 bottom of frame.Specifically, the resistance to compression storage tank 1 is placed among immobilizing foundation frame 8, resistance to compression storage tank 1 and solid
Fixed basis frame 8 is fixedly connected by damping spring 12, and wherein N number of, N >=2 can be set in damping spring 12.Damping spring 12 includes
Horizontal shock-absorbing spring and vertical damping spring, two of them horizontal shock-absorbing spring are vertically connected at vertical frame in immobilizing foundation frame 8
Inner wall, two vertical damping springs are connected in parallel to the inner wall of crossbearer in immobilizing foundation frame 8, pass through lateral, vertical damping spring
Effect, transmitting of the blast impulse to immobilizing foundation frame 8 when can effectively obstruct test, slow down explosion generate impact, remove this
Except, horizontal shock-absorbing spring and vertical damping spring are otherwise or other quantity is connected to 8 inner wall of immobilizing foundation frame, also exist
Within the protection scope of the utility model.Buffering skirt 14 in the present apparatus is connected with the fixation of 2 bottom of resistance to compression mouth, and buffers 14 bottom of skirt
Vertical range between the horizontal inside diameter of 1 spherical tank of side and resistance to compression storage tank is greater than a quarter of 1 internal diameter of resistance to compression storage tank, setting
Buffering skirt 14 is the impact in order to slow down dust explosion to resistance to compression mouth 2, the intrinsic safety of enhancement device.
The course of work of the present apparatus is: fixing experimental provision, can be fixed on immobilizing foundation frame 1 according to actual needs
Any position.The power of assessment explosion before experiment starts, opens and senses with pressure sensor 103, temperature sensor 104, flame
Connected 11 control terminal of data collector of device 105 and external computer.It is suitably pressurizeed by resistance to compression mouth 2, opens and controlled into dirt
Valve 9, the dust stored up in dirt capsule 10 enter resistance to compression storage tank 1 from entering-dust mouth 102, open simultaneously circulating pump control switch 7, store up to resistance to compression
When dust is uniformly filled in entire space in tank 1, igniter control switch 6 is opened, causes dust explosion, and miniature take the photograph by explosion-proof
The development process of dust explosion in the video observation resistance to compression storage tank 1 acquired as head, while as lighting-up tuyere 101 is constantly to resistance to compression
The heat effect of storage tank 1, temperature constantly increase, until reaching the minimum temperature of dust explosion.
The device, which integrates, to be visualized and can quantify, and the existing electric power in laboratory is based on, and has manufacture craft simply, originally
Matter safety, the feature that low energy consumption, simple to operate, integrated level is high, explosion-proof performance is good.The present apparatus is suitable for any place, both
Any position in laboratory can be fixed on and carry out small blasting test, pressurization 6Mpa condition can also be carried out in outdoor embedment underground
Under, the explosive test of maximum 1KgTNT pack, intuitive is stronger, and data acquisition is convenient, and is moved easily and clears up sundries.
The above content is the further descriptions made in conjunction with specific preferred embodiment to the utility model, cannot recognize
Determine specific embodiment of the present utility model to be only limited to these instructions.For the common skill of the utility model technical field
For art personnel, the other embodiments obtained in the case where not departing from the technical solution of the utility model be should be included in practical
In novel protection scope.
Claims (10)
1. a kind of dust explosion visual simulation device, which is characterized in that including resistance to compression storage tank (1), top offers resistance to compression mouth
(2), resistance to compression mouth (2) is equipped with resistance to compression lid (21), and side offers entering-dust mouth (102) and lighting-up tuyere (101), and bottom is opened
Pressure sensor (103), temperature sensor are installed equipped with slag-drip opening (106) and circulating air opening (107), and on its tank body
(104), flame sensor (105)；Further include the explosion-proof miniature webcam for being mounted on resistance to compression mouth (2), is connect with entering-dust mouth (102)
Dust conveyer, the igniter being connect with lighting-up tuyere (101), the circulator being connect with circulating air opening (107), and
Data collector (11) and computer interface (5), above three sensor is by data collector (11) and computer interface (5) and outside
Set computer connection.
2. dust explosion visual simulation device according to claim 1, which is characterized in that it further include immobilizing foundation frame (8),
The resistance to compression storage tank (1) is placed among immobilizing foundation frame (8), and is connected and fixed in basic frame (8) by damping spring (12)
Wall, and slag-drip opening (106) is connected and fixed basic frame (8) bottom by sealing bar (15).
3. dust explosion visual simulation device according to claim 2, which is characterized in that the damping spring (12) includes
Horizontal shock-absorbing spring and vertical damping spring, the horizontal shock-absorbing spring is arranged symmetrically in resistance to compression storage tank (1) two sides, described
Vertical damping spring is arranged symmetrically in resistance to compression storage tank (1) bottom.
4. dust explosion visual simulation device according to claim 1 or 2, which is characterized in that it further include buffering skirt (14),
The buffering skirt (14) is connected with the fixation of resistance to compression mouth (2) bottom, and buffers skirt (14) bottom edge and resistance to compression storage tank (1) spherical tank
Vertical range between horizontal inside diameter is greater than a quarter of resistance to compression storage tank (1) internal diameter.
5. dust explosion visual simulation device according to claim 1 or 2, which is characterized in that the dust conveys dress
Set including into dirt control valve (9) and storage dirt capsule (10), the entering-dust mouth (102) by into dirt control valve (9) and storage dirt capsule (10)
It is connected.
6. dust explosion visual simulation device according to claim 1 or 2, which is characterized in that the resistance to compression lid (21)
It is fixed by clip (3) and resistance to compression storage tank (1).
7. dust explosion visual simulation device according to claim 1 or 2, which is characterized in that the igniter packet
Igniter control switch (6) and igniter (16) are included, the igniter (16) is connected with igniter control switch (6).
8. dust explosion visual simulation device according to claim 7, which is characterized in that the igniter control switch
(6) it is mounted on control platform (4) with computer interface (5).
9. dust explosion visual simulation device according to claim 1 or 2, which is characterized in that the circulator packet
Circulating pump (13) and circulating pump control switch (7) are included, the circulating air opening (107) is opened by circulating pump (13) and circulating pump control
(7) are closed to be connected.
10. dust explosion visual simulation device according to claim 9, which is characterized in that the circulating pump control switch
(7) it is mounted on control platform (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821139529.1U CN208476839U (en) | 2018-07-18 | 2018-07-18 | A kind of dust explosion visual simulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821139529.1U CN208476839U (en) | 2018-07-18 | 2018-07-18 | A kind of dust explosion visual simulation device |
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| Publication Number | Publication Date |
|---|---|
| CN208476839U true CN208476839U (en) | 2019-02-05 |
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ID=65211309
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821139529.1U Active CN208476839U (en) | 2018-07-18 | 2018-07-18 | A kind of dust explosion visual simulation device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426225A (en) * | 2019-08-05 | 2019-11-08 | 北京理工大学 | A kind of combustible dust environment simulation test device |
| CN112611270A (en) * | 2020-12-14 | 2021-04-06 | 西安近代化学研究所 | Visual cloud detonation test device |
| CN112967587A (en) * | 2021-03-25 | 2021-06-15 | 中国人民警察大学 | Dust explosion and explosion suppression demonstration device and demonstration method thereof |
| CN113447613A (en) * | 2021-06-16 | 2021-09-28 | 江苏健安安全科技有限公司 | Method for testing and evaluating explosion-proof grade of case |
-
2018
- 2018-07-18 CN CN201821139529.1U patent/CN208476839U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426225A (en) * | 2019-08-05 | 2019-11-08 | 北京理工大学 | A kind of combustible dust environment simulation test device |
| CN112611270A (en) * | 2020-12-14 | 2021-04-06 | 西安近代化学研究所 | Visual cloud detonation test device |
| CN112967587A (en) * | 2021-03-25 | 2021-06-15 | 中国人民警察大学 | Dust explosion and explosion suppression demonstration device and demonstration method thereof |
| CN113447613A (en) * | 2021-06-16 | 2021-09-28 | 江苏健安安全科技有限公司 | Method for testing and evaluating explosion-proof grade of case |
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