CN115206171A - Smoke diffusion and propagation demonstration system - Google Patents
Smoke diffusion and propagation demonstration system Download PDFInfo
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- CN115206171A CN115206171A CN202210823115.5A CN202210823115A CN115206171A CN 115206171 A CN115206171 A CN 115206171A CN 202210823115 A CN202210823115 A CN 202210823115A CN 115206171 A CN115206171 A CN 115206171A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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Abstract
The invention discloses a smoke diffusion and propagation demonstration system, which belongs to the technical field of fire fighting and comprises a simulation box body, wherein a stair is arranged on one side in the simulation box body, a first floor is arranged on the lower side of one end of the stair, a second floor is arranged on the upper side of the first floor, a third floor is arranged on the upper side of the second floor, and a fourth floor is arranged on the upper side of the third floor.
Description
Technical Field
The invention belongs to the technical field of fire fighting, and particularly relates to a smoke diffusion and propagation demonstration system.
Background
Fire safety "refers to safety measures to prevent and address (extinguish) fires. The fire safety work is knowledgeable, scientific and social, relates to various industries and thousands of households, and relates to the economic development, social stability and the people's industry of living peace and happiness. Only if fire fighting laws and regulations and fire fighting scientific and technical knowledge are popularized in the whole society, the fire fighting consciousness of all people is improved, and the capability of preventing and fighting fire of all people is improved, the hidden danger of fire can be effectively prevented and reduced.
Chinese patent publication No. CN207571958U discloses a building fire smoke diffusion demonstration model, wherein a smoke generator is arranged at the lower end of a box body of an original model, but the smoke generator can only discharge smoke on a first floor, and cannot simulate the diffusion condition of smoke after fire occurs on different floors, and meanwhile, an exhaust fan is arranged on the upper side inside the box body of the original model to discharge the demonstrated smoke out of the box body, but the box body does not have the effect of filtering the smoke, so that the environmental air pollution is caused.
Disclosure of Invention
In order to solve the problems in the background art, the invention provides a smoke diffusion propagation demonstration system which has the characteristics of capability of simulating the diffusion condition of smoke after fire occurs on different floors and high practicability.
In order to achieve the purpose, the invention provides the following technical scheme: a smoke diffusion propagation demonstration system comprises a simulation box body, wherein a stair is arranged on one side in the simulation box body, a first floor is arranged on the lower side of one end of the stair, a second floor is arranged on the upper side of the first floor, a third floor is arranged on the upper side of the second floor, a fourth floor is arranged on the upper side of the third floor, mounting frames are arranged on two sides of the upper end of the fourth floor, an exhaust fan is arranged in each mounting frame, a control button is arranged on the lower side of the front end of the simulation box body, the upper side of the front end of the simulation box body is connected with a transparent box door through a hinge, a controller is arranged on one side of the lower end in the simulation box body, a smoke generator is arranged on one side of the controller, and a shunting assembly is arranged on one side, far away from the stair, in the simulation box body;
the reposition of redundant personnel subassembly includes fixed pipe, shunt tubes, sealed post, knob, advances mouth and connecting rod, wherein, the inside one side of keeping away from stair of simulation box is provided with fixed pipe, be connected through the connecting rod between fixed pipe and the simulation box, the mouth that advances that corresponds with smoke generator is seted up to fixed pipe lower extreme, fixed pipe is close to simulation box intermediate position one end and is provided with a plurality of shunt tubes, the inside sealed post that is provided with of shunt tubes, the one end that the shunt tubes was kept away from to the sealed post is provided with the knob.
Preferably, the reposition of redundant personnel subassembly still includes that the arc is protruding and the sealing washer, wherein, the one end that the knob is close to sealed post is provided with the sealing washer, the one end that the knob was kept away from to sealed post is provided with the arc and is protruding.
Preferably, threaded connection between sealing post and the shunt tubes, sealing post and knob formula structure as an organic whole of welding.
Preferably, all weld through spot welding between connecting rod and the simulation box and between shunt tubes and the fixed pipe, the fixed pipe sets up to stainless steel construction.
Preferably, the sealing ring is bonded with the knob through glue, and the knob is of an octagonal structure.
Preferably, a fixed cover is arranged in the middle of the upper end of the simulation box body, a sealing plate is arranged at the front end of the fixed cover, a smoke exhaust port is formed in the position, corresponding to the fixed cover, of the upper end of the simulation box body, an activated carbon layer is arranged on the upper side inside the fixed cover, and a sandstone layer is arranged on the lower side of the activated carbon layer.
Preferably, the fixed cover is connected with the sealing plate through a mounting bolt, and mounting sliding rails are arranged in the positions, corresponding to the activated carbon layer and the sandstone layer, of the inside of the fixed cover.
Preferably, the fixed cover and the simulation box body are welded through pressure welding, and the fixed cover and the sealing plate are both of aluminum structures.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by arranging the flow dividing assembly, when the condition that fire and smoke are diffused on a specified floor needs to be simulated, the knob corresponding to the floor on the fixing pipe is screwed, the knob drives the sealing column to rotate, the sealing column is taken out from the flow dividing pipe, the transparent box door is closed, the smoke generator is opened, the smoke generator conveys smoke into the fixing pipe through the smoke inlet, then the smoke is discharged from the specified flow dividing pipe for diffusion, and the model can simulate the diffusion condition of the smoke after fire occurs on different floors by arranging the flow dividing assembly.
2. According to the invention, the sealing ring is arranged at one end of the knob, so that after the knob screws the sealing column into the flow dividing pipe, the sealing property between the sealing column and the flow dividing pipe is better, and no smoke leakage occurs.
3. According to the invention, the fixed cover is arranged at the upper end of the simulation box body, the exhaust fan is started after the simulation work is finished, the exhaust fan discharges smoke in the simulation box body into the fixed cover through the smoke outlet, the sandstone layer and the activated carbon layer in the fixed cover can filter the smoke and then discharge the smoke, the pollution of the smoke to a demonstration environment caused by direct discharge is avoided, meanwhile, the sealing plate is connected with the fixed cover through the mounting bolt, and the mounting slide rail is arranged in the fixed cover, so that the sandstone layer and the activated carbon layer can be conveniently cleaned or replaced.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cut-away perspective view of the simulation box of the present invention;
FIG. 3 is a cutaway perspective view of the stationary tube of the present invention;
FIG. 4 is an enlarged view of projection 3 of the present invention at A;
FIG. 5 is a perspective view of the seal plate of the present invention installed;
in the figure: 1. simulating a box body; 2. a flow diversion assembly; 21. fixing the tube; 22. a shunt tube; 23. sealing the column; 24. a knob; 25. a smoke inlet; 26. a connecting rod; 27. the arc is convex; 28. a seal ring; 3. a third floor; 4. a second floor; 5. a first floor; 6. a control button; 7. a transparent box door; 8. a mounting frame; 9. an exhaust fan; 10. sealing plates; 11. a fixed cover; 12. a fourth floor; 13. a smoke generator; 14. a controller; 15. a staircase; 16. a smoke exhaust port; 17. installing a bolt; 18. installing a slide rail; 19. an activated carbon layer; 20. a sand stone layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-5, the present invention provides the following technical solutions: a smoke diffusion propagation demonstration system comprises a simulation box body 1, wherein a stair 15 is arranged on one side in the simulation box body 1, a first floor 5 is arranged on the lower side of one end of the stair 15, a second floor 4 is arranged on the upper side of the first floor 5, a third floor 3 is arranged on the upper side of the second floor 4, a fourth floor 12 is arranged on the upper side of the third floor 3, mounting frames 8 are arranged on two sides of the upper end of the fourth floor 12, an exhaust fan 9 is arranged in each mounting frame 8, a control button 6 is arranged on the lower side of the front end of the simulation box body 1, a transparent box door 7 is connected to the upper side of the front end of the simulation box body 1 through a hinge, a controller 14 is arranged on one side of the lower end in the simulation box body 1, a smoke generator 13 is arranged on one side of the controller 14, and a shunt assembly 2 is arranged on one side, away from the stair 15, in the simulation box body 1;
shunt parts 2 is including fixed pipe 21, shunt tubes 22, sealed post 23, knob 24, advance mouth 25 and connecting rod 26, wherein, the inside one side of keeping away from stair 15 of simulation box 1 is provided with fixed pipe 21, be connected through connecting rod 26 between fixed pipe 21 and the simulation box 1, fixed pipe 21 lower extreme is seted up and is advanced mouth 25 that corresponds with smoke generator 13, fixed pipe 21 is close to 1 intermediate position one end of simulation box and is provided with a plurality of shunt tubes 22, shunt tubes 22 inside is provided with sealed post 23, the one end that shunt tubes 22 was kept away from to sealed post 23 is provided with knob 24.
Specifically, the flow dividing assembly 2 further comprises an arc-shaped protrusion 27 and a sealing ring 28, wherein the sealing ring 28 is disposed at one end of the knob 24 close to the sealing column 23, and the arc-shaped protrusion 27 is disposed at one end of the sealing column 23 far from the knob 24.
Through adopting above-mentioned technical scheme, set up sealing washer 28 in knob 24 one end, make knob 24 screw into shunt tubes 22 with sealed post 23 after, the leakproofness is better between sealed post 23 and the shunt tubes 22, sets up the arc protruding 27 in sealed post 23 one end simultaneously, makes sealed post 23 conveniently fill in shunt tubes 22 through the arc protruding 27, makes things convenient for the installation work of sealed post 23.
Specifically, the sealing column 23 is in threaded connection with the shunt tube 22, and the sealing column 23 and the knob 24 are in a welded integral structure.
Through adopting above-mentioned technical scheme, threaded connection makes things convenient for sealed post 23 to install, and the welding integral type structure is more firm.
Specifically, the connecting rod 26 and the simulation box body 1 and the shunt tube 22 and the fixing tube 21 are welded through spot welding, and the fixing tube 21 is made of a stainless steel structure.
Through adopting above-mentioned technical scheme, spot welding makes between connecting rod 26 and the simulation box 1 and between shunt tubes 22 and the fixed pipe 21 more firm, and fixed pipe 21 sets up to the stainless steel construction more sturdy and durable.
Specifically, the sealing ring 28 and the knob 24 are bonded by glue, and the knob 24 is configured to have an octagonal structure.
By adopting the technical scheme, the sealing ring 28 is not easy to fall off, and the knob 24 is arranged to be of an octagonal structure so as to facilitate the rotation of the knob 24.
When the device is used, by arranging the shunt component 2, when the condition that fire smoke diffuses at a specified floor needs to be simulated, the knob 24 corresponding to the floor on the fixing tube 21 is screwed, the knob 24 drives the sealing column 23 to rotate, the sealing column 23 is taken out of the shunt tube 22, the transparent box door 7 is closed, the smoke generator 13 is opened, the smoke generator 13 conveys the smoke into the fixing tube 21 through the smoke inlet 25, then the smoke is discharged and diffused from the specified shunt tube 22, the model can simulate the diffusion condition of the smoke after the fire occurs at different floors by arranging the shunt component 2, by arranging the sealing ring 28 at one end of the knob 24, after the sealing column 23 is screwed into the shunt tube 22 by the knob 24, the sealing property between the sealing column 23 and the shunt tube 22 is better, and by arranging the arc-shaped protrusion 27 at one end of the sealing column 23, the sealing column 23 is conveniently plugged into the shunt tube 22 through the arc-shaped protrusion 27, so that the installation work of the sealing column 23 is convenient;
example 2
The present embodiment is different from embodiment 1 in that: the middle position of the upper end of the simulation box body 1 is provided with a fixed cover 11, the front end of the fixed cover 11 is provided with a sealing plate 10, the upper end of the simulation box body 1 is provided with a smoke exhaust port 16 corresponding to the fixed cover 11, the upper side of the inside of the fixed cover 11 is provided with an activated carbon layer 19, and the lower side of the activated carbon layer 19 is provided with a sandstone layer 20.
Through adopting above-mentioned technical scheme, through setting up fixed cover 11 in simulation box 1 upper end, open exhaust fan 9 after the simulation work finishes, exhaust fan 9 will simulate the smog in the box 1 and discharge into fixed cover 11 through exhaust port 16, grit layer 20 and the active carbon layer 19 in the fixed cover 11 can filter smog and discharge again, avoid smog direct discharge to cause the pollution to the demonstration environment.
Specifically, the fixing cover 11 is connected with the sealing plate 10 through a mounting bolt 17, and mounting slide rails 18 are arranged in the fixing cover 11 at positions corresponding to the activated carbon layer 19 and the sandstone layer 20.
Through adopting above-mentioned technical scheme, be connected through construction bolt 17 between closing plate 10 and the fixed cover 11 to set up installation slide rail 18 in fixed cover 11, conveniently clear up or change grit layer 20 and activated carbon layer 19.
Specifically, the fixing cover 11 and the simulation box body 1 are welded by pressure welding, and both the fixing cover 11 and the sealing plate 10 are made of aluminum.
Through adopting above-mentioned technical scheme, make between fixed cover 11 and the simulation box 1 more firm, the aluminium system structure is light facilitate the use more.
During the use of this embodiment, through set up fixed cover 11 in simulation box 1 upper end, open exhaust fan 9 after the simulation work finishes, exhaust fan 9 discharges into fixed cover 11 through exhaust port 16 with the smog in the simulation box 1, grit layer 20 and the active carbon layer 19 in the fixed cover 11 can filter smog and discharge again, avoid smog direct discharge to cause the pollution to the demonstration environment, be connected through construction bolt 17 between closing plate 10 and the fixed cover 11 simultaneously, and set up installation slide rail 18 in fixed cover 11, conveniently clear up or change grit layer 20 and active carbon layer 19.
The structure and the working principle of the simulation box body 1, the control button 6, the mounting rack 8, the exhaust fan 9, the smoke generator 13, the controller 14 and the stairs 15 are disclosed in a building fire smoke diffusion demonstration model disclosed in Chinese patent publication No. CN 207571958U.
The working principle and the using process of the invention are as follows: when the device is used, the device is arranged at a proper position, the knob 24 corresponding to a floor on the fixed pipe 21 is screwed when the condition that fire and smoke are diffused at a specified floor needs to be simulated by arranging the shunt component 2, the knob 24 drives the sealing column 23 to rotate, the sealing column 23 is taken out from the shunt pipe 22, the transparent box door 7 is closed, the smoke generator 13 is opened, the smoke generator 13 conveys the smoke into the fixed pipe 21 through the smoke inlet 25, then the smoke is discharged from the specified shunt pipe 22 for diffusion, the model can simulate the diffusion condition of the smoke after fire occurs at different floors by arranging the shunt component 2, the sealing ring 28 is arranged at one end of the knob 24, the sealing column 23 is screwed into the shunt pipe 22 by the knob 24, the sealing performance between the sealing column 23 and the shunt pipe 22 is better, simultaneously at sealed post 23 one end set up arc protruding 27, make sealed post 23 conveniently fill in shunt tubes 22 through arc protruding 27, make things convenient for the installation work of sealed post 23, through set up fixed cover 11 in simulation box 1 upper end, open exhaust fan 9 after the simulation work finishes, exhaust fan 9 discharges into fixed cover 11 through exhaust port 16 with the smog in the simulation box 1, grit layer 20 and the active carbon layer 19 in the fixed cover 11 can discharge after filtering smog, avoid smog direct discharge to cause the pollution to the demonstration environment, be connected through construction bolt 17 between closing plate 10 and the fixed cover 11 simultaneously, and set up installation slide rail 18 in fixed cover 11, conveniently clear up or change grit layer 20 and active carbon layer 19.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A smoke diffusion propagation demonstration system comprises a simulation box body (1), and is characterized in that: a stair (15) is arranged on one side inside the simulation box body (1), a first floor (5) is arranged on the lower side of one end of the stair (15), a second floor (4) is arranged on the upper side of the first floor (5), a third floor (3) is arranged on the upper side of the second floor (4), a fourth floor (12) is arranged on the upper side of the third floor (3), mounting frames (8) are arranged on two sides of the upper end of the fourth floor (12), an exhaust fan (9) is arranged in each mounting frame (8), a control button (6) is arranged on the lower side of the front end of the simulation box body (1), a transparent box door (7) is connected to the upper side of the front end of the simulation box body (1) through a hinge, a controller (14) is arranged on one side of the lower end inside the simulation box body (1), a smoke generator (13) is arranged on one side of the controller (14), and a shunt assembly (2) is arranged on one side, far away from the stair (15), inside the simulation box body (1);
shunt module (2) are including fixed pipe (21), shunt tubes (22), sealed post (23), knob (24), advance mouth of cigarette (25) and connecting rod (26), wherein, the inside one side of keeping away from stair (15) of simulation box (1) is provided with fixed pipe (21), be connected through connecting rod (26) between fixed pipe (21) and the simulation box (1), the mouth of cigarette (25) of advancing that corresponds with smoke generator (13) is seted up to fixed pipe (21) lower extreme, fixed pipe (21) are close to simulation box (1) intermediate position one end and are provided with a plurality of shunt tubes (22), shunt tubes (22) inside is provided with sealed post (23), the one end that shunt tubes (22) were kept away from in sealed post (23) is provided with knob (24).
2. A smoke propagation demonstration system according to claim 1 wherein: shunt subassembly (2) still include arc protruding (27) and sealing washer (28), wherein, the one end that knob (24) are close to sealed post (23) is provided with sealing washer (28), the one end that knob (24) were kept away from in sealed post (23) is provided with arc protruding (27).
3. A smoke propagation demonstration system according to claim 1 wherein: the sealing column (23) is in threaded connection with the shunt pipe (22), and the sealing column (23) and the knob (24) are of a welded integrated structure.
4. A smoke propagation demonstration system according to claim 1 wherein: all weld through spot welding between connecting rod (26) and the simulation box (1) and between shunt tubes (22) and fixed pipe (21), fixed pipe (21) set up to stainless steel construction.
5. A smoke diffusion propagation demonstration system according to claim 2 wherein: the sealing ring (28) is bonded with the knob (24) through glue, and the knob (24) is in an octagonal structure.
6. A smoke propagation demonstration system according to claim 1 wherein: the simulation box body (1) upper end intermediate position is provided with fixed cover (11), fixed cover (11) front end is provided with closing plate (10), smoke vent (16) have been seted up with the position that fixed cover (11) corresponds in simulation box body (1) upper end, the inside upside of fixed cover (11) is provided with activated carbon layer (19), the downside of activated carbon layer (19) is provided with gravel layer (20).
7. A smoke propagation demonstration system according to claim 6 wherein: the fixed cover (11) is connected with the sealing plate (10) through a mounting bolt (17), and mounting sliding rails (18) are arranged in the fixed cover (11) and at positions corresponding to the activated carbon layer (19) and the sand stone layer (20).
8. A smoke diffusion propagation demonstration system according to claim 6 wherein: the fixed cover (11) and the simulation box body (1) are welded through pressure welding, and the fixed cover (11) and the sealing plate (10) are both of aluminum structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210823115.5A CN115206171A (en) | 2022-07-14 | 2022-07-14 | Smoke diffusion and propagation demonstration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210823115.5A CN115206171A (en) | 2022-07-14 | 2022-07-14 | Smoke diffusion and propagation demonstration system |
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| Publication Number | Publication Date |
|---|---|
| CN115206171A true CN115206171A (en) | 2022-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210823115.5A Pending CN115206171A (en) | 2022-07-14 | 2022-07-14 | Smoke diffusion and propagation demonstration system |
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| CN (1) | CN115206171A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207571958U (en) * | 2017-10-09 | 2018-07-03 | 深圳市保艺源文化传播有限公司 | A kind of building fire hazard aerosol fog spreads demonstrating model |
| KR102113241B1 (en) * | 2019-05-29 | 2020-05-25 | 주식회사 에스앤에프시스템 | Smoke control system and the smoke controlling method thereof |
| CN112258961A (en) * | 2020-10-09 | 2021-01-22 | 辽宁工程技术大学 | Small-size experimental device for comprehensively simulating stairway fire smoke migration law |
| CN214550765U (en) * | 2021-04-13 | 2021-11-02 | 重庆政勤实业有限公司 | Electric vehicle charging fire initiation experimental device |
| CN215065965U (en) * | 2021-06-18 | 2021-12-07 | 江西青安消防工程有限公司 | Small-size experimental device for comprehensively simulating stairway fire smoke migration law |
-
2022
- 2022-07-14 CN CN202210823115.5A patent/CN115206171A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207571958U (en) * | 2017-10-09 | 2018-07-03 | 深圳市保艺源文化传播有限公司 | A kind of building fire hazard aerosol fog spreads demonstrating model |
| KR102113241B1 (en) * | 2019-05-29 | 2020-05-25 | 주식회사 에스앤에프시스템 | Smoke control system and the smoke controlling method thereof |
| CN112258961A (en) * | 2020-10-09 | 2021-01-22 | 辽宁工程技术大学 | Small-size experimental device for comprehensively simulating stairway fire smoke migration law |
| CN214550765U (en) * | 2021-04-13 | 2021-11-02 | 重庆政勤实业有限公司 | Electric vehicle charging fire initiation experimental device |
| CN215065965U (en) * | 2021-06-18 | 2021-12-07 | 江西青安消防工程有限公司 | Small-size experimental device for comprehensively simulating stairway fire smoke migration law |
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