CN212416782U

CN212416782U - Special material combustion demonstration training system

Info

Publication number: CN212416782U
Application number: CN202021650879.1U
Authority: CN
Inventors: 梁艳; 杨东星; 张然; 周群; 王桐生; 郭静
Original assignee: FUSHUN FUYUN ANYI LIFESAVING EQUIPMENT CO LTD
Current assignee: FUSHUN FUYUN ANYI LIFESAVING EQUIPMENT CO LTD
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-01-29
Anticipated expiration: 2030-08-11

Abstract

The utility model belongs to the technical field of the fire control teaching and specifically relates to a special material burning demonstration training system, wherein meet water burning experimental apparatus and include first transparent protection casing, baffle box and push rod, meet water burning material and put in the baffle box and promote through the push rod and fall into the tray that bears water, spontaneous combustion experimental apparatus includes the transparent protection casing of second and places the platform, it is equipped with first heating device to place the platform downside, dust burning experimental apparatus includes the transparent protection casing of third, the dust cover, tuber pipe and ignition, tuber pipe air-out end and ignition of ignition all stretch into the dust cover, it includes the transparent protection casing of fourth, oil box and water injection pipe to burn meet water experimental apparatus, water injection pipe income water end is equipped with water injection control valve, the water outlet extends oil box top, the oil box downside is equipped with second heating device, first heating device, the fan, ignition, water injection control valve, The second heating devices are all controlled by the control system. The utility model discloses can the process of the burning of true simulation special material, explosion.

Description

Special material combustion demonstration training system

Technical Field

The utility model belongs to the technical field of the fire control teaching and specifically relates to a special material burning demonstration training system.

Background

In the production and life of people, many accidents occur, such as explosion when burning water, dust explosion and the like, and in fact, such dangers are not far away from people, however, most people, first-line fighters including fire fighting and rescue posts do not know the characteristics of burning of special substances, for example, what dust has explosion risks, what burning water can explode and the like, and corresponding demonstration experience and training equipment do not exist in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special material burning demonstration training system, meet water burning experimental apparatus, spontaneous combustion experimental apparatus, dust burning experimental apparatus and burning and meet water experimental apparatus including meeting water burning experimental apparatus, can the process of true simulation special material burning and explosion, make the trainee can directly perceivedly know the condition, state, processing method etc. of special material burning, true effectual compensatied that first-line rescue personnel do not have relevant experience, the not enough problem of training at ordinary times.

The purpose of the utility model is realized through the following technical scheme:

a special substance combustion demonstration training system comprises a water-encountering combustion experiment device, a spontaneous combustion experiment device, a dust combustion experiment device, a combustion water-encountering experiment device and a control system, wherein the water-encountering combustion experiment device comprises a first experiment table, a first transparent protection cover is arranged on the first experiment table, a tray for holding water is arranged in the first transparent protection cover, a guide groove and a push rod are arranged on one side of the first transparent protection cover, a water-encountering combustion substance is placed in the guide groove and is pushed to fall into the tray through the push rod, the spontaneous combustion experiment device comprises a second experiment table, a second transparent protection cover is arranged on the second experiment table, a placing table for bearing the spontaneous combustion substance is arranged in the second transparent protection cover, a first heating device is arranged on the lower side of the placing table, the dust combustion experiment device comprises a third experiment table, an air pipe and an ignition device, a third transparent protective cover is arranged on the third experiment table, a dust hood is arranged in the third transparent protective cover, an air pipe is connected with a fan, the air outlet end of the air pipe and the ignition end of the ignition device both extend into the dust hood, the combustion water experiment device comprises a fourth experiment table and a water injection pipe, a fourth transparent protective cover is arranged on the fourth experiment table, an oil box is arranged in the fourth transparent protective cover, a water injection control valve is arranged at the water inlet end of the water injection pipe, the water outlet end extends into the fourth transparent protective cover and is arranged above the oil box, the lower side of the oil box is provided with a second heating device, the first transparent protective cover, the second transparent protective cover, the third transparent protective cover and the fourth transparent protective cover are all communicated with an exhaust pipeline, the first heating device, the fan, the ignition device, the water injection control valve and the second heating device are all controlled by the control system.

Meet water burning experimental apparatus's baffle box and be equipped with the spout, just the push rod is located part in the first transparent protection casing along the spout slides, be equipped with the limiting plate in the front end of spout, the push rod front end is equipped with the push pedal, just when the push pedal is returned with the limiting plate offsets spacingly, meets water burning material place in the spout of push pedal front side.

The guide chute is provided with a support, the support is fixedly arranged on the table top of the first experiment table, and the chute is horizontally arranged at the upper end of the support.

A supporting sliding sleeve is arranged on one side of the first transparent protective cover, the push rod penetrates through the supporting sliding sleeve, and a handle is arranged on the part, located outside the first transparent protective cover, of the push rod.

The spontaneous combustion experiment device is hollow inside the placing table, heat-permeable holes are uniformly distributed in the table top on the upper side of the placing table and the peripheral side walls of the placing table, and the first heating device is fixedly arranged in the second experiment table and the upper side heating end of the first heating device extends into the hollow portion of the placing table.

The first heating device is a hair drier.

An ignition device and a fan in the dust combustion experiment device are both fixedly arranged in the third experiment table, the air pipe is L-shaped, the lower end of a vertical section is fixedly connected with the fan, a horizontal section extends into the dust hood, and an outlet of the air pipe faces towards a material placing area for placing dust.

Be equipped with water injection pipe support on the fourth laboratory bench of water experimental apparatus is met in the burning, the water injection pipe is located the part in the fourth transparent protection casing outside install in on the water injection pipe support.

The water injection control valve is an electric ball valve, and the second heating device is an electric ceramic furnace.

First transparent protection casing, the transparent protection casing of second, the transparent protection casing of third, the transparent protection casing of fourth all upper end opening and with exhaust duct communicates with each other, just exhaust duct one end is equipped with and passes through the explosion-proof exhaust fan of control system control, first transparent protection casing, the transparent protection casing of second, the transparent protection casing of third, the transparent protection casing of fourth all are equipped with opens the door.

The utility model discloses an advantage does with positive effect:

1. the utility model comprises a water-meeting combustion experimental device, a spontaneous combustion experimental device, a dust combustion experimental device and a combustion water-meeting experimental device, and each device controls the action of components through a control system, such as the heating of a first heating device in the spontaneous combustion experimental device, the rotating air supply of a fan of the dust combustion experimental device, the air supply ignition of an ignition device, the heating of oil and the addition of water in the combustion water-meeting experimental device, and the like, can truly simulate the combustion and explosion process of special substances, truly and effectively solve the problems that first-line rescue workers have no related experience and insufficient training at ordinary times,

2. the utility model discloses the burning explosion process of each device is all injectd in transparent protection casing, and the process safety is controllable and makes things convenient for personnel to observe.

3. The utility model discloses each device all realizes exhausting through exhaust pipe to guarantee site environment, can not air pollution.

4. The utility model is simple and convenient in operation, can used repeatedly the demonstration.

Drawings

FIG. 1 is a schematic view of the overall layout of the present invention,

FIG. 2 is a top view of the water-fire experimental apparatus of FIG. 1,

figure 3 is a view a-a of figure 2,

figure 4 is an enlarged view of a portion of the push rod of figure 3,

figure 5 is a schematic view of the guide chute structure of figure 3,

figure 6 is a top plan view of the auto-ignition experimental apparatus of figure 1,

figure 7 is a front view of the autoignition experiment apparatus of figure 6,

figure 8 is a left side view of the auto-ignition experimental apparatus of figure 6,

FIG. 9 is a top view of the experimental apparatus for dust combustion in FIG. 1,

figure 10 is view B-B of figure 9,

figure 11 is a schematic view of the igniter of figure 10,

FIG. 12 is a top view of the combustion water-encountering experimental apparatus of FIG. 1,

FIG. 13 is a front view of the combustion water-encountering experiment device of FIG. 12.

Wherein, 1 is a water-encountering combustion experimental device, 101 is a tray, 102 is a first transparent protective cover, 103 is a first experimental table, 104 is a push rod, 1041 is a push plate, 105 is a guide chute, 1051 is a chute, 1052 is a bracket, 1053 is a limit plate, 106 is a support sliding sleeve, 107 is a positioning nut, 2 is a spontaneous combustion experimental device, 201 is a second experimental table, 202 is a second transparent protective cover, 203 is a placing table, 204 is a first heating device, 3 is a dust combustion experimental device, 301 is a third experimental table, 302 is a third transparent protective cover, 303 is an ignition device, 3031 is an automatic ignition connector, 3032 is a gas tank, 3033 is a power switch, 3034 is a manual ignition button, 3035 is a manual regulating valve, 3036 is an electromagnetic valve, 304 is a dust cover, 3041 is a discharge area, 305 is an air pipe, 306 is a fan, 4 is a water-encountering combustion experimental device, 401 is a fourth experimental table, 402 is a fourth transparent protective cover, 403 is a second heating device, 404 is an oil box, 405 is a water injection pipe, 406 is a water injection control valve, 407 is a water injection pipe bracket, 408 is a pipe clamp, 5 is an exhaust pipeline, and 6 is an explosion-proof exhaust fan.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 13, the utility model comprises a water-encountering combustion experimental device 1, a spontaneous combustion experimental device 2, a dust combustion experimental device 3, a combustion water-encountering experimental device 4 and a control system, wherein as shown in fig. 2 to 5, the water-encountering combustion experimental device 1 comprises a first experimental bench 103, the first experimental bench 103 is provided with a first transparent protective cover 102 and a water-bearing tray 101 arranged in the first transparent protective cover 102, one side of the first transparent protective cover 102 is provided with a guide chute 105 and a push rod 104, a water-encountering combustion substance is placed in the guide chute 105 and is pushed by the push rod 104 to fall into the tray 101, as shown in fig. 6 to 8, the spontaneous combustion experimental device 2 comprises a second experimental bench 201, the second experimental bench 201 is provided with a second transparent protective cover 202 and a placing table 203 arranged in the second transparent protective cover 202 and bearing the spontaneous combustion substance, a first heating device 204 is arranged on the lower side of the placing table 203, as shown in fig. 9 to 11, the dust combustion experiment device 3 comprises a third experiment table 301, an air pipe 305 and an ignition device 303, the third experiment table 301 is provided with a third transparent protection cover 302 and a dust cover 304 arranged in the third transparent protection cover 302, the air pipe 305 is connected with a fan 306, an air outlet end of the air pipe 305 and an ignition end of the ignition device 303 both extend into the dust cover 304, as shown in fig. 12 to 13, the water combustion experiment device 4 comprises a fourth experiment table 401 and a water injection pipe 405, the fourth experiment table 401 is provided with a fourth transparent protection cover 402 and an oil box 404 arranged in the fourth transparent protection cover 402, a water injection control valve 406 is arranged at a water inlet end of the water injection pipe 405, a water outlet end extends into the fourth transparent protection cover 402 and is arranged above the oil box 404, the oil box 404 downside is equipped with second heating device 403, as shown in fig. 1, first transparent protection casing 102, second transparent protection casing 202, third transparent protection casing 302, fourth transparent protection casing 402 all communicate with each other with an exhaust duct 5, exhaust duct 5 one end is equipped with explosion-proof exhaust fan 6, first heating device 204, fan 306, ignition 303, water injection control valve 406, second heating device 403 and explosion-proof exhaust fan 6 all pass through control system control.

As shown in fig. 2 to 5, the material guiding chute 105 of the water-encountering combustion experimental apparatus 1 includes a sliding chute 1051 and a support 1052, wherein the support 1052 is fixedly mounted on the top surface of the first experiment table 103, the sliding chute 1051 is horizontally disposed at the upper end of the support 1052, a portion of the push rod 104 of the water-encountering combustion experimental apparatus 1, which is located inside the first transparent protective cover 102, is disposed in the sliding chute 1051 and slides along the sliding chute 1051, a portion of the push rod 104, which is located outside the first transparent protective cover 102, is provided with a handle to facilitate a person to push the push rod 104, as shown in fig. 5, a limit plate 1053 is disposed in the front end of the sliding chute 1051, as shown in fig. 4, a push plate 1041 is disposed at the front end of the push rod 104, and the push plate 1041 abuts against the limit plate 1053 when the push plate 1041 is completely retracted, a water-encountering combustion substance is disposed in, and the push plate 1041 is used to push the water-encountering combustion substances out of the chute 1051 and into the tray 101.

As shown in fig. 4, a supporting sliding sleeve 106 is disposed on one side of the first transparent protective cover 102 of the water-fire experimental apparatus 1, the push rod 104 penetrates through the supporting sliding sleeve 106, an end cap is disposed on the outer side of the supporting sliding sleeve 105, and a positioning nut 107 is disposed on the inner side of the supporting sliding sleeve 105, and the supporting sliding sleeve 105 is clamped and fixed on a side plate of the first transparent protective cover 102 through the combined action of the positioning nut 107 and the end cap.

As shown in fig. 6 to 7, the placing table 203 of the spontaneous combustion experimental apparatus 2 is hollow and has a cross section in an inverted concave shape, and heat-permeable holes are uniformly distributed on the upper table surface and the peripheral side wall of the placing table 203, the first heating device 204 of the spontaneous combustion experimental apparatus 2 is fixedly installed in the second experimental table 201, the upper heating end of the first heating device extends into the hollow portion of the placing table 203, the spontaneous combustion substance is placed on the upper table surface of the placing table 203, and heat generated by the first heating device 204 acts on the spontaneous combustion substance through the heat-permeable holes on the placing table 203. In this embodiment, the first heating device 204 is a hair dryer, which is a commercially available product.

As shown in fig. 9 to 11, the ignition device 303 and the fan 306 in the dust combustion experimental apparatus 3 are both fixed in the third experiment table 301, the air duct 305 is L-shaped, the lower end of the vertical section is fixedly connected to the fan 306, the horizontal section extends into the dust hood 304, and the outlet faces the discharge area 3041 for placing dust.

The ignition device 303 is a known technology in the art and is a commercially available product, as shown in fig. 11, the ignition device 303 of this embodiment includes an automatic ignition connector 3031 and a gas tank 3032, a power switch 3033 and a manual ignition button 3034 are provided on the automatic ignition connector 3031, a manual regulating valve 3035 and a solenoid valve 3036 are provided on an air outlet of the gas tank 3032, and the ignition device 303 in this embodiment is a pulse type ignition device which ignites by controlling the actions of the pulse type automatic ignition connector 3031 and the solenoid valve 3036 through a control system.

As shown in fig. 12 to 13, a water injection pipe bracket 407 is disposed on the fourth test bed 401 of the combustion water experimental apparatus 4, and a portion of the water injection pipe 405 located outside the fourth transparent protective cover 402 is mounted on the water injection pipe bracket 407, in this embodiment, a pipe clamp 408 is disposed at a top end of the water injection pipe bracket 407 to clamp and fix the water injection pipe 405, and a portion of the water injection pipe 405 located outside the fourth transparent protective cover 402 is connected to the water injection control valve 406. In this embodiment, the water injection control valve 406 is an electric ball valve, and is controlled by the control system. In addition, the oil box 404 is made of stainless steel.

As shown in fig. 12 to 13, in the present embodiment, the second heating device 403 is an electric ceramic oven, which is a commercially available product and is known in the art, and the second heating device 403 can heat the lower side and the periphery of the bottom end of the oil box 404.

In this embodiment, the first transparent protective cover 102, the second transparent protective cover 202, the third transparent protective cover 302 and the fourth transparent protective cover 402 are all open at the upper end and communicated with the exhaust duct 5, and each transparent protective cover is made of toughened glass, has a thickness of 10mm, and is provided with a door for material discharge or cleaning. In addition, each transparent protective cover is provided with a manhole and a manhole cover, the manhole cover and the protective cover are fixed through a clamp, the clamp and the protective cover are connected through a bolt, and a sealing gasket is arranged on the joint surface of the bolt and the protective cover, which is known in the art.

In this embodiment, the first experiment table 103, the second experiment table 201, the third experiment table 301 and the fourth experiment table 401 are all made of 304 stainless steel, and as shown in fig. 8, louver structures are additionally arranged on two sides of the second experiment table 201 and the fourth experiment table 401.

The utility model discloses a theory of operation does:

the utility model provides an each device can be selected as required and used, and the concrete application of each device is as follows:

first, meet water burning experimental apparatus 1.

The substance which burns when meeting water means that the substance can generate violent reaction when meeting water, humid air, water-containing substance and the like, and release inflammable gas and a large amount of heat, thereby causing combustion and explosion, or forming explosive mixed gas, thereby causing danger. Such materials include: na, K, Ca₃P2 (calcium phosphide), NaNH2 (sodium amide), LiAlH₄(lithium aluminum hydride), NaBH4, and the like (sodium borohydride), and the like.

During the experiment at first operating personnel opens opening of first transparent protection casing 102, then pours into tray 101 half high water into, will meet the water burning material and place in baffle box 105 to put in push pedal 1041 front side of push rod 104, slightly close the opening door, then operating personnel slowly promotes push rod 104, will meet the water burning material and release baffle box 105 and fall into in the tray 101, later can observe the material and meet the water reaction, the experiment finishes the back, arranges the laboratory supplies in order, the waste gas that produces in the experimentation etc. can by exhaust pipe 5 is walked.

And secondly, a spontaneous combustion experimental device 2.

The spontaneous combustion substance is a substance which can generate heat in normal temperature air automatically due to oxidation, decomposition, polymerization or fermentation when no external fire source exists and gradually accumulate to reach an ignition point to cause combustion, such as white phosphorus which is a substance easy to ignite spontaneously, wherein the ignition point is 40 ℃, but the heat generated due to friction or slow oxidation can cause local temperature to reach 40 ℃ to cause combustion. Therefore, the white phosphorus does not spontaneously ignite when the air temperature is below 40 ℃.

In the experiment, firstly, an operator opens the door of the second transparent protective cover 202, then takes out the spontaneous combustion substance (white phosphorus in this embodiment) with a size of about 1 cubic centimeter from the storage bottle, places the spontaneous combustion substance on the placing table 203, slightly closes the door, and then controls to open the first heating device 204 (electric hair drier) so as to raise the temperature of the placing table 203, and waits for the spontaneous combustion of the spontaneous combustion substance and observes. And finishing the experimental article after the experiment is finished.

And thirdly, a dust combustion experimental device 3.

The ignition device 303 and the fan 306 are checked and adjusted firstly, then 20g of flour is weighed by an electronic scale and placed in a transparent cup, then the flour is placed below an air outlet of the air pipe 305, then the control system controls the electrification to open the ignition device 303, the automatic ignition connector 3031 and the electromagnetic valve 3036 work simultaneously, then the manual adjusting valve 3035 is opened to adjust the air flow, the flame height is observed at the same time, the flame height is controlled to be about 80mm, and the experimental effect is influenced when the flame is too high or too low. Then, the operation control system controls the fan 306 to start, the fan 306 stops running for about 3 seconds, then the explosion effect in the dust cover 304 is observed, an aluminum cover plate can be placed at the upper end of the dust cover 304, the explosion effect is judged by observing whether the cover plate is pushed open, if the explosion phenomenon is not obvious, the operation time of the manual adjusting valve 3035 or the fan 306 can be properly adjusted, then the operation experiment is repeated for a plurality of times according to the steps until the optimal explosion effect occurs, at this time, the position of the manual adjusting valve 3035 and the operation time of the fan 306 are finally determined, then the position of the manual adjusting valve 3035 is kept still, and the manual adjusting valve 3035 is not needed to be adjusted in the experiment. After the experiment is finished, the experimental article is arranged, and residues in the third transparent protective cover 302 and the dust cover 304 are cleaned.

And fourthly, a combustion water experimental device 4.

15ml of oil and 20ml of water are prepared by using a measuring cup, 15ml of oil is poured into an oil box 404, a water injection control valve 406 is checked to be in a closed state, 20ml of water is poured from a water inlet at the upper end of the water injection control valve 406, then a control system controls a second heating device 403 (an electric ceramic furnace) to be powered on and continuously heat the oil in the oil box 404, the state of the oil is observed, after 1 minute, the oil starts to smoke, and the oil starts to burn for about 3 minutes, then the water injection control valve 406 is controlled to be opened, so that the water flows into the oil box 404 through a water injection pipe 406, flames are instantaneously exploded, then the second heating device 403 is closed, and heat dissipation is realized in the second heating device 403 (the electric ceramic furnace) by a fan. After the experiment is finished, the experimental articles are arranged, and oil stains on the experiment table are cleaned.

The utility model discloses be in the same place each device integration, and pass through the part action of each device of control system automatic control, if the air feed ignition of the air feed that first heating device 204 heating, dust burning experimental apparatus 3 among the spontaneous combustion experimental apparatus 2 rotated air supply, ignition 303, the heating of the oil in the water experimental apparatus 4 is met in the burning, the interpolation process of water etc. each device all passes through in addition exhaust pipe 5 realizes unified exhaust to guarantee site environment.

The utility model discloses an each device all refers to current relevant standard and carries out research and development design to the process of true simulation special material burning, explosion makes the condition, state, the processing method etc. that the trainee can know the special material burning directly perceivedly, and true effectual compensatied that a ray of rescue personnel does not have relevant experience at ordinary times, the not enough problem of training.

Claims

1. A special material burning demonstration training system is characterized in that: the device comprises a water-meeting combustion experimental device (1), a spontaneous combustion experimental device (2), a dust combustion experimental device (3), a combustion water-meeting experimental device (4) and a control system, wherein the water-meeting combustion experimental device (1) comprises a first experimental table (103), a first transparent protective cover (102) is arranged on the first experimental table (103), a tray (101) for bearing water is arranged in the first transparent protective cover (102), a guide chute (105) and a push rod (104) are arranged on one side of the first transparent protective cover (102), a water-meeting combustion substance is placed in the guide chute (105) and is pushed to fall into the tray (101) through the push rod (104), the spontaneous combustion experimental device (2) comprises a second experimental table (201), a second transparent protective cover (202) is arranged on the second experimental table (201), and a placing table (203) for bearing a spontaneous combustion substance is arranged in the second transparent protective cover (202), the dust combustion experiment device (3) comprises a third experiment table (301), an air pipe (305) and an ignition device (303), a third transparent protection cover (302) is arranged on the third experiment table (301), a dust cover (304) is arranged in the third transparent protection cover (302), the air pipe (305) is connected with a fan (306), the air outlet end of the air pipe (305) and the ignition end of the ignition device (303) extend into the dust cover (304), the combustion water experiment device (4) comprises a fourth experiment table (401) and a water injection pipe (405), a fourth transparent protection cover (402) is arranged on the fourth experiment table (401), an oil box (404) is arranged in the fourth transparent protection cover (402), the water inlet end of the water injection pipe (405) is provided with a water injection control valve (406), and the water outlet end extends into the fourth transparent protection cover (402) and is arranged above the oil box (404), the oil box (404) downside is equipped with second heating device (403), first transparent protection casing (102), second transparent protection casing (202), third transparent protection casing (302), fourth transparent protection casing (402) all communicate with each other with an exhaust pipe (5), first heating device (204), fan (306), ignition (303), water injection control valve (406), second heating device (403) all pass through control system control.

2. The special material combustion demonstration training system of claim 1, wherein: meet baffle box (105) of water burning experimental apparatus (1) and be equipped with spout (1051), just push rod (104) are located part in first transparent protection casing (102) is along spout (1051) slides, be equipped with limiting plate (1053) in the front end of spout (1051), push rod (104) front end is equipped with push pedal (1041), just push pedal (1041) when returning with limiting plate (1053) offset spacing, meet water burning material place in spout (1051) of push pedal (1041) front side.

3. The special material combustion demonstration training system of claim 2, wherein: the material guide groove (105) is provided with a support (1052), the support (1052) is fixedly arranged on the table surface of the first experiment table (103), and the sliding groove (1051) is horizontally arranged at the upper end of the support (1052).

4. The special material combustion demonstration training system of claim 2, wherein: a supporting sliding sleeve (106) is arranged on one side of the first transparent protective cover (102), the push rod (104) penetrates through the supporting sliding sleeve (106), and a handle is arranged on the part, located outside the first transparent protective cover (102), of the push rod (104).

5. The special material combustion demonstration training system of claim 1, wherein: the spontaneous combustion experimental device is characterized in that the placing table (203) of the spontaneous combustion experimental device (2) is hollow, heat-permeable holes are uniformly distributed in the upper side table surface and the periphery of the placing table (203), the first heating device (204) is fixedly arranged in the second experimental table (201), and the upper side heating end extends into the hollow portion of the placing table (203).

6. The special substance combustion demonstration training system according to claim 1 or 5, wherein: the first heating device (204) is a hair drier.

7. The special material combustion demonstration training system of claim 1, wherein: an ignition device (303) and a fan (306) in the dust combustion experiment device (3) are fixedly arranged in the third experiment table (301), the air pipe (305) is L-shaped, the lower end of a vertical section is fixedly connected with the fan (306), a horizontal section extends into the dust hood (304), and an outlet of the air pipe faces to a dust placing area (3041).

8. The special material combustion demonstration training system of claim 1, wherein: be equipped with water injection pipe support (407) on fourth laboratory bench (401) of water experimental apparatus (4) is met in the burning, water injection pipe (405) are located the part in fourth transparent protection casing (402) outside install in on water injection pipe support (407).

9. The special material combustion demonstration training system of claim 1, wherein: the water injection control valve (406) is an electric ball valve, and the second heating device (403) is an electric ceramic furnace.

10. The special material combustion demonstration training system of claim 1, wherein: first transparent protection casing (102), second transparent protection casing (202), third transparent protection casing (302), fourth transparent protection casing (402) equal upper end opening and with exhaust duct (5) communicate with each other, just exhaust duct (5) one end is equipped with through explosion-proof exhaust fan (6) of control system control, first transparent protection casing (102), second transparent protection casing (202), third transparent protection casing (302), fourth transparent protection casing (402) all are equipped with opens the door.