Fire simulation experiment device

Abstract

The invention relates to the technical field of fire simulation, and discloses a fire simulation experiment device which comprises a vehicle body, a controller is arranged at the top of the vehicle body, a top plate is arranged above the controller, a rotatable detection head is arranged above the top plate, a fire extinguishing mechanism is arranged on one side of a fixing plate, and a fire extinguishing mechanism is arranged on the other side of the fixing plate. The fire extinguishing mechanism comprises a flared pipe guide rail fixed to one side of the fixing plate and a bottom guide rail located below the flared pipe guide rail, and a slidable fire extinguisher fixing base is arranged at the top of the bottom guide rail. The fire extinguishing mechanism is arranged, the fire extinguisher fixing base is driven to move through the steel cable, so that three fire extinguishers containing different fire extinguishing raw materials are driven at the same time, a user can call different fire extinguishers according to the types of fire sources, accurate and safe fire extinguishing is achieved, and fire extinguishing principles and fire extinguishing processes needed by different types of fire disasters are demonstrated.

Description

Technical Field

[0001] The invention relates to the technical field of fire simulation, in particular to a fire simulation experimental device. Background Art

[0002] The purpose of the fire simulation vehicle is mainly to improve the efficiency and safety of fire prevention, emergency response, and fire fighting and rescue. Specifically: the fire simulation vehicle can monitor and warn in real time. By installing various sensors on the vehicle, the fire source, temperature, and smoke concentration in the environment can be monitored in real time. When a fire source is detected, the fire extinguisher can blow out the fire source or spray water in time, and sound an alarm through a buzzer to alert nearby personnel to the fire, thereby preventing the occurrence of fire.

[0003] As the main device of fire simulation experiment, the existing fire simulation car mainly sets a driving module on the control circuit board, and uses software programming, sensor integration and communication control methods to set a predetermined program for the fire simulation car to complete the task of extinguishing the fire, so as to fully show the working process and principle of the fire extinguishing device to the viewers. However, the existing fire simulation car cannot participate in the simulation of fire scenes under different types of fire sources, so after producing the corresponding fire extinguishing car according to the fire simulation car, it is difficult to arrange the fire extinguishing equipment according to the specific fire source type. Summary of the invention

[0004] The present invention provides a fire simulation experimental device to solve the problem that the existing fire simulation vehicle cannot be used to simulate fire scenes under different types of fire sources.

[0005] In order to achieve the above-mentioned purpose, the present invention provides the following technical solutions: a fire simulation experimental device, comprising a vehicle body, a controller is arranged on the top of the vehicle body, a top plate is arranged above the controller, a rotatable detection head is arranged above the top plate, a fixing plate is arranged on one side of the vehicle body, a fire extinguishing mechanism is arranged on one side of the fixing plate, the fire extinguishing mechanism comprises an expanded tube guide track fixed on one side of the fixing plate and a bottom guide rail located below the expanded tube guide track, a slidable fire extinguisher fixing seat is arranged on the top of the bottom guide rail, a fire extinguisher body is inserted on the top of the fire extinguisher fixing seat, a traction mechanism for traction of the fire extinguisher fixing seat is arranged at both ends of the bottom guide rail, a protrusion is arranged upwardly at the middle part of the bottom guide rail, and a recess is arranged at the expanded tube guide rail position above the protrusion; A through hole is opened on one side of the fixing plate, a flared tube guide track is arranged on one side of the through hole, an injection head is connected to the end of the flared tube guide track, and the injection head matches with the concave portion of the flared tube guide track; A pressure handle guide track is also provided on one side of the flared pipe guide track.

[0006] Preferably, the flared tube guide track comprises two steel plates, and a sliding gap is provided between the two steel plates.

[0007] Preferably, a material pipe is provided on the top of the fire extinguisher body, a solenoid valve is provided at one end of the material pipe, a pressure handle of a gas cylinder valve is provided on the end of the material pipe close to the solenoid valve, the pressure handle can move in the sliding gap, and a flaring tube is fixed to the end of the material pipe.

[0008] Preferably, the fire extinguisher fixing seat moves synchronously with the flared tube, the flared tube corresponds to the through hole, and when the fire extinguisher fixing seat reaches the protruding portion, the flared tube is also located in the recessed portion.

[0009] Preferably, the pressure handle guide track includes two parallel plates, a sliding channel is provided between the two plates, the pressure handle can slide in the sliding channel, a recessed channel is provided in the middle of the pressure handle guide track, when the pressure handle passes through the recessed channel, the pressure handle moves downward following the trajectory of the recessed channel; during the movement of the fire extinguisher fixing seat, the fire extinguisher fixing seat drives the fire extinguisher body to move at the same time, the fire extinguisher body drives the material pipe, the solenoid valve and the expansion pipe to move, and after the pressure handle passes through the recessed channel of the pressure handle guide track, the pressure handle is pressed down, the fire extinguisher body is in an open state, the controller can open the solenoid valve, after the solenoid valve is opened, the gas or foam or dry powder in the fire extinguisher is sprayed out, and is sprayed out along the material pipe and the expansion pipe under the action of pressure, passes through the curved pipe, and finally sprays out from the injection head and sprays toward the fire source.

[0010] Preferably, the traction mechanism comprises support plates fixed at both ends of the top of the bottom guide rail, a motor is arranged on the support plate, a roller is connected to the end of the output shaft of the motor, and a steel cable is wound around the roller.

[0011] Preferably, the outer wall of the fire extinguisher fixing seat is symmetrically provided with a traction ring, the extended end of the steel cable can be fixedly connected to the traction ring, a slider is fixed to the bottom of the fire extinguisher fixing seat, a slide groove is provided at the top of the bottom guide rail, the slider cooperates with the slide groove, and a slide rod is also provided at the bottom end of the fire extinguisher fixing seat.

[0012] Preferably, an iron ring is fixed inside the through hole, one end of the iron ring is fixedly connected to the end of the expansion tube guide track, and an electromagnet is also provided on one side wall of the iron ring.

[0013] Preferably, a water tank is also provided on the top of the vehicle body, the water inlet of the water tank is provided with a cover body, the water outlet of the water tank is connected to a guide pipe, the end of the guide pipe is connected to a water pump, the water outlet of the water pump is connected to a water outlet pipe, the end of the water outlet pipe is fixed with an atomizing nozzle, the atomizing nozzle and the injection head are both fixed on the same connecting block, and a linear motor for driving the connecting block to move horizontally is provided at the bottom of the connecting block; specifically, after the vehicle body reaches the fire source location, the water pump is started, the water pump draws water in the water tank, the water passes through the guide pipe and the water outlet pipe, and then is sprayed from the atomizing nozzle, the atomizing nozzle sprays water mist, which can spray the fire source over a large area, thereby extinguishing the fire source, the linear motor can drive the connecting block to move horizontally, and the connecting block can drive the injection head and the atomizing nozzle to move left and right, thereby driving the injection head and the atomizing nozzle to switch directions.

[0014] Preferably, a rotating shaft is fixed to the bottom end of the detection head, the bottom end of the rotating shaft is connected to a secondary gear box, the input shaft end of the secondary gear box is connected to a motor, and a mounting box is also provided outside the secondary gear box.

[0015] In the above technical solution, the technical effects and advantages provided by the present invention are: (1) Through the fire extinguishing mechanism, which is installed on the vehicle body and can move synchronously with the vehicle body, during the fire extinguishing process, the fire extinguisher fixing seat is driven to move by the steel cable, thereby driving three fire extinguishers with different fire extinguishing materials at the same time. The user can call different fire extinguishers according to the type of fire source, so as to extinguish the fire accurately and safely, so as to demonstrate the fire extinguishing principles and processes required for different types of fires; (2) Through the expansion pipe guide rail and the bottom guide rail, the expansion pipe at the end of the fire extinguisher material pipe can move along the expansion pipe guide rail, and a bottom guide rail is provided below the fire extinguisher body, and a protrusion is provided on the bottom guide rail. After the fire extinguisher moves to the protrusion, the expansion pipe at the end of the fire extinguisher material pipe is transferred to the end of the expansion pipe guide rail, and the solenoid valve of the fire extinguisher is opened by the controller, so that the spraying is automatically performed, which is conducive to automatically transporting the fire extinguishing medium to the spray head. (3) Through the setting of the pressure handle guide track, the pressure handle guide track can automatically press the pressure handle of the fire extinguisher to the open state during the movement of the fire extinguisher, which is conducive to automatically opening the fire extinguisher during the movement of the fire extinguisher. The timeliness of the fire extinguisher spraying can be ensured during the call of the fire extinguisher, which is conducive to the fire simulation experimental device to quickly spray out the fire extinguishing medium after reaching the front of the fire source; (4) By setting up a pipe mouth stabilizing component, the pipe mouth stabilizing component includes an iron ring fixed to the end of the expanded pipe guide track and an electromagnet on one side thereof. After the expanded pipe end of the fire extinguisher material pipe moves to one side of the iron ring, it is magnetically sucked in. Therefore, during the spraying process of the fire extinguishing medium, the expanded pipe at the end of the fire extinguisher material pipe will not be misaligned with the expanded pipe guide track, thereby improving the stability of the spraying of the fire extinguishing medium. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 for Figure 1 Figure 2 shows the state after the top plate is removed; Figure 3 It is a structural schematic diagram of the water spray device of the present invention; Figure 4 It is a structural schematic diagram of the fire extinguishing mechanism of the present invention; Figure 5 The explosion of the fire extinguishing mechanism of the present invention Figure 1 ; Figure 6 for Figure 5 Enlarged view of part A in the middle; Figure 7 The explosion of the fire extinguishing mechanism of the present invention Figure 2 ; Figure 8 It is a structural schematic diagram of the fire extinguisher body and the fire extinguisher fixing seat of the present invention; Fig. 9 It is a schematic diagram of the structure of the installation box and the detection head of the present invention.

[0018] Description of reference numerals: 1. Installation box; 2. Detection head; 3. Top plate; 4. Linear motor; 5. Spray head; 51. Bend pipe; 52. Iron ring; 53. Electromagnet; 6. Atomizing nozzle; 7. Water pump; 8. Fixing plate; 9. Vehicle body; 10. Fire extinguishing mechanism; 11. Connection block; 12. Controller; 13. Water tank; 14. Guide pipe; 15. Water outlet pipe; 16. Cover; 17. Support plate; 18. Motor; 19. Steel cable; 2 0. Roller; 21. Fire extinguisher fixing seat; 22. Fire extinguisher body; 23. Slide groove; 24. Bottom guide rail; 241. Protrusion; 25. Expanding tube guide track; 26. Pressure handle guide track; 27. Through hole; 28. Slider; 29. ​​Slide bar; 30. Traction ring; 31. Material tube; 311. Expanding tube; 32. Solenoid valve; 33. Pressure handle; 34. Secondary gear box; 35. Motor; 36. Rotating shaft. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] Embodiment 1: like Figure 1-Figure 9 As shown, a fire simulation experimental device comprises a vehicle body 9, a controller 12 is arranged on the top of the vehicle body 9, a top plate 3 is arranged above the controller 12, a rotatable detection head 2 is arranged above the top plate 3, a fixing plate 8 is arranged on one side of the vehicle body 9, a fire extinguishing mechanism 10 is arranged on one side of the fixing plate 8, the fire extinguishing mechanism 10 comprises an expanded tube guide rail 25 fixed on one side of the fixing plate 8 and a bottom guide rail 24 located below the expanded tube guide rail 25, a slidable fire extinguisher fixing seat 21 is arranged on the top of the bottom guide rail 24, a fire extinguisher body 22 is inserted on the top of the fire extinguisher fixing seat 21, traction mechanisms for traction of the fire extinguisher fixing seat 21 are arranged at both ends of the bottom guide rail 24, a protrusion 241 is arranged upwardly at the middle part of the bottom guide rail 24, and a recess is arranged at the position of the expanded tube guide rail 25 located above the protrusion 241; A through hole 27 is provided on one side of the fixing plate 8, a curved pipe 51 is provided on one side of the through hole 27, an injection head 5 is connected to the end of the curved pipe 51, and the injection head 5 matches with the concave portion of the expanded pipe guide track 25; A pressure handle guide track 26 is also provided on one side of the flared tube guide track 25; the flared tube guide track 25 is fixed to one side of the fixing plate 8, and the pressure handle guide track 26 is also fixed to the flared tube guide track 25; When the flared tube guide rail 25 and the pressure handle guide rail 26 are in a fixed state, and the flared tube guide rail 25 and the fixing plate 8 are in a fixed state, the bottom of the fire extinguisher body 22 can be inserted into the fire extinguisher fixing seat 21, so as to facilitate the installation of the fire extinguisher body 22; In this embodiment, specifically, the flared tube guide track 25 includes two steel plates, and a sliding gap is provided between the two steel plates; a material tube 31 is provided on the top of the fire extinguisher body 22, and a solenoid valve 32 is provided at one end of the material tube 31. A pressure handle 33 of a gas cylinder valve is provided at one end of the material tube 31 close to the solenoid valve 32, and the pressure handle 33 can move in the sliding gap, and a flared tube 311 is fixed at the end of the material tube 31; When the fire extinguisher fixing seat 21 reaches the protruding portion 241, the expanded tube 311 is also located in the recessed portion, and the expanded tube 311 corresponds to the through hole 27; In this embodiment, the pressing handle guide track 26 includes two parallel plates, a sliding channel is provided between the two plates, and the pressing handle 33 can slide in the sliding channel. A concave channel is provided in the middle of the pressing handle guide track 26. When the pressing handle 33 passes through the concave channel, the pressing handle 33 moves downward following the track of the concave channel. During the movement of the fire extinguisher fixing base 21, the fire extinguisher fixing base 21 drives the fire extinguisher body 22 to move at the same time, and the fire extinguisher body 22 drives the material pipe 31, the solenoid valve 32, and the flaring pipe 311 to move, and after the pressure handle 33 passes through the concave channel of the pressure handle guide track 26, the pressure handle 33 is pressed down, and the fire extinguisher body 22 is in an open state. The controller 12 can open the solenoid valve 32. After the solenoid valve 32 is opened, the gas or foam or dry powder in the fire extinguisher is sprayed out, and sprayed out along the material pipe 31 and the flaring pipe 311 under the action of pressure, and passes through the elbow 51, and finally sprayed out from the spray head 5 and sprayed toward the fire source; Preferably, a pressure-boosting device may be added in the middle of the elbow 51 to increase the pressure of the fire-extinguishing medium passing through the elbow 51, thereby increasing its injection pressure, which is conducive to high-pressure injection.

[0021] like Figure 1-Figure 5 As shown, the traction mechanism includes a support plate 17 fixed to both ends of the top of the bottom guide rail 24, a motor 18 is arranged on the support plate 17, a roller 20 is connected to the end of the output shaft of the motor 18, and a steel cable 19 is wound around the roller 20; In this embodiment, specifically, after starting the motor 18, the output shaft of the motor 18 drives the roller 20 to rotate and wind the steel cable 19, and the steel cable 19 simultaneously pulls the fire extinguisher fixing seat 21, and the fire extinguisher fixing seat 21 moves horizontally on the bottom guide rail 24. The rollers 20 of the two traction mechanisms rotate in opposite directions, so that the fire extinguisher fixing seat 21 can be pulled back to the original position.

[0022] like Figure 1-Figure 8As shown, the outer wall of the fire extinguisher fixing seat 21 is symmetrically provided with a traction ring 30, the extended end of the steel cable 19 can be fixedly connected to the traction ring 30, a slider 28 is fixed to the bottom of the fire extinguisher fixing seat 21, a slide groove 23 is provided on the top of the bottom guide rail 24, the slider 28 cooperates with the slide groove 23, and a slide rod 29 is also provided at the bottom end of the fire extinguisher fixing seat 21.

[0023] Specifically, three fire extinguisher fixing seats 21 can be set on the fire extinguishing mechanism 10 on one side of the vehicle body 9, and a fire extinguishing mechanism 10 can also be set on the other side. Three fire extinguishers can also be set on the fire extinguishing mechanism 10. The three fire extinguishers are respectively a dry powder fire extinguisher, a carbon dioxide fire extinguisher and a foam fire extinguisher. The three fire extinguishers can be used to extinguish fires caused by books or wood, electrical fires in computer rooms, and oil fires. By using corresponding fire extinguishers for different fire sources, the process of extinguishing fires can be demonstrated quickly and accurately.

[0024] like Figure 1-Figure 3 As shown, a water tank 13 is also provided on the top of the vehicle body 9, a cover body 16 is provided at the water inlet of the water tank 13, a guide pipe 14 is connected to the water outlet of the water tank 13, a water pump 7 is connected to the end of the guide pipe 14, a water outlet of the water pump 7 is connected to the water outlet pipe 15, an atomizing nozzle 6 is fixed to the end of the water outlet pipe 15, the atomizing nozzle 6 and the spray head 5 are both fixed on the same connecting block 11, and a linear motor 4 for driving the connecting block 11 to move horizontally is provided at the bottom of the connecting block 11; the linear motor 4 is transversely fixed to the front of the vehicle body 9, and the electric sliding block on the linear motor 4 can transversely drive the connecting block 11 to swing left and right; Specifically, after the vehicle body 9 reaches the location of the fire source, the water pump 7 is started, the water pump 7 draws water from the water tank 13, the water passes through the guide pipe 14 and the water outlet pipe 15, and then is sprayed out from the atomizing nozzle 6. The atomizing nozzle 6 sprays water mist, which can spray the fire source over a large area, thereby extinguishing the fire source. The linear motor 4 can drive the connecting block 11 to move horizontally, and the connecting block 11 can drive the injection head 5 and the atomizing nozzle 6 to move left and right, thereby driving the injection head 5 and the atomizing nozzle 6 to reverse.

[0025] like Fig. 9As shown, a rotating shaft 36 is fixed to the bottom end of the detection head 2, and a secondary gearbox 34 is connected to the bottom end of the rotating shaft 36. The secondary gearbox 34 is a gear reduction mechanism, and its specific structure has been disclosed in the prior art. The input shaft end of the secondary gearbox 34 is connected to a motor 35, and an installation box 1 is also provided on the outside of the secondary gearbox 34; specifically, during the movement of the vehicle body 9, the motor 35 drives the secondary gearbox 34 to rotate, and the internal gears of the secondary gearbox 34 rotate, and transmit the mechanical transmission to the rotating shaft 36, and the end of the rotating shaft 36 drives the detection head 2 to rotate, thereby utilizing the sensor network integrated module inside the detection head 2, which integrates flame sensors, smoke sensors, and temperature sensors to detect the environment around the vehicle body 9, so that the fire source can be identified, and then the information is conveyed to the controller 12 through AI visual recognition technology and Internet of Things cloud platform technology, and the controller 12 controls the vehicle body 9 to move to the fire source position.

[0026] Embodiment 2: like Figure 4-Figure 7 As shown, an iron ring 52 is fixed inside the through hole 27, one end of the iron ring 52 is fixedly connected to the end of the curved pipe 51, and an electromagnet 53 is also provided on one side wall of the iron ring 52; In this embodiment, the output shaft of the motor 18 drives the reel 20 to rotate, the reel 20 winds the steel cable 19, the steel cable 19 drives the fire extinguisher fixing seat 21, and the fire extinguisher fixing seat 21 moves on the top of the bottom guide rail 24. After the bottom guide rail 24 moves to the top of the protrusion 241, the three fire extinguisher fixing seats 21 are pulled and tightened by the steel cables 19 at both ends of the top of the bottom guide rail 24, so that they will not slide off from the top of the protrusion 241 at will. At this time, the end of the flared tube 311 coincides with the end of the iron ring 52. Since the electromagnet 53 is magnetic, the electromagnet 53 and the iron ring 52 are connected. An iron plate is connected between the rings 52, and the iron plate will be magnetized by the magnetic field of the electromagnet 53 to form a new magnet, so that the new magnet (iron plate) will generate a magnetic field in the space around it, thereby affecting the iron ring 52. The magnetic field generated after the iron plate is magnetized will be transmitted to the iron ring 52, so that the iron ring 52 is also affected by the magnetic field and has magnetism, so that the expanded tube 311 can be magnetically adsorbed. The expanded tube 311 is made of iron material with an anti-rust coating on the outer surface, and the expanded tube 311 is trumpet-shaped, which is conducive to the gas inside the fire extinguisher bottle body being sprayed into the bent tube 51.

[0027] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fire simulation experimental device, comprising a vehicle body (9), characterized in that: A controller (12) is arranged on the top of the vehicle body (9), a top plate (3) is arranged above the controller (12), a rotatable detection head (2) is arranged above the top plate (3), a fixed plate (8) is arranged on one side of the vehicle body (9), a fire extinguishing mechanism (10) is arranged on one side of the fixed plate (8), and the fire extinguishing mechanism (10) comprises an expanded pipe guide rail (25) fixed to one side of the fixed plate (8) and a bottom portion located below the expanded pipe guide rail (25). A guide rail (24), wherein a slidable fire extinguisher fixing seat (21) is provided at the top of the bottom guide rail (24), a fire extinguisher body (22) is inserted at the top of the fire extinguisher fixing seat (21), and traction mechanisms for pulling the fire extinguisher fixing seat (21) are provided at both ends of the bottom guide rail (24), a protrusion (241) is provided upwardly at the middle of the bottom guide rail (24), and a recess is provided at the position of the flared pipe guide rail (25) above the protrusion (241); A through hole (27) is provided on one side of the fixing plate (8), a curved pipe (51) is provided on one side of the through hole (27), an injection head (5) is connected to the end of the curved pipe (51), and the injection head (5) cooperates with a recessed portion of the expanded pipe guide track (25); A pressure handle guide track (26) is also provided on one side of the flared tube guide track (25).

2. A fire simulation experimental device according to claim 1, characterized in that: The expanded tube guide track (25) comprises two steel plates, and a sliding gap is provided between the two steel plates.

3. A fire simulation experimental device according to claim 1, characterized in that: A material pipe (31) is arranged on the top of the fire extinguisher body (22), a solenoid valve (32) is arranged at one end of the material pipe (31), a pressure handle (33) of a gas cylinder valve is arranged at one end of the material pipe (31) close to the solenoid valve (32), the pressure handle (33) is movable in the sliding gap, and a flaring pipe (311) is fixed to the end of the material pipe (31).

4. A fire simulation experimental device according to claim 3, characterized in that: The fire extinguisher fixing seat (21) moves synchronously with the flared tube (311), and the flared tube (311) corresponds to the through hole (27).

5. A fire simulation experimental device according to claim 3, characterized in that: The pressure handle guide track (26) comprises two parallel plates, a sliding channel is provided between the two plates, and a concave channel is provided in the middle of the pressure handle guide track (26).

6. A fire simulation experimental device according to claim 1, characterized in that: The traction mechanism comprises a support plate (17) fixed at both ends of the top of the bottom guide rail (24), a motor (18) being arranged on the support plate (17), a winding roller (20) being connected to the end of the output shaft of the motor (18), and a steel cable (19) being wound around the winding roller (20).

7. A fire simulation experimental device according to claim 6, characterized in that: The outer wall of the fire extinguisher fixing seat (21) is symmetrically provided with a traction ring (30), and the extended end of the steel cable (19) can be fixedly connected to the traction ring (30). A slider (28) is fixed to the bottom of the fire extinguisher fixing seat (21), and a slide groove (23) is provided on the top of the bottom guide rail (24). The slider (28) cooperates with the slide groove (23), and a slide rod (29) is also provided at the bottom end of the fire extinguisher fixing seat (21).

8. A fire simulation experimental device according to claim 1, characterized in that: An iron ring (52) is also fixed inside the through hole (27), one end of the iron ring (52) is fixedly connected to the end of the bent pipe (51), and an electromagnet (53) is also provided on one side wall of the iron ring (52).

9. A fire simulation experimental device according to claim 2, characterized in that: A water tank (13) is also provided on the top of the vehicle body (9); a water inlet of the water tank (13) is provided with a cover (16); a water outlet of the water tank (13) is connected to a guide pipe (14); an end of the guide pipe (14) is connected to a water pump (7); a water outlet of the water pump (7) is connected to a water outlet pipe (15); an atomizing nozzle (6) is fixed to the end of the water outlet pipe (15); the atomizing nozzle (6) and the spray head (5) are both fixed on the same connecting block (11); and a linear motor (4) for driving the connecting block (11) to move horizontally is provided at the bottom of the connecting block (11).

10. A fire simulation experimental device according to claim 1, characterized in that: A rotating shaft (36) is fixed to the bottom end of the detection head (2), the bottom end of the rotating shaft (36) is connected to a secondary gear box (34), the input shaft end of the secondary gear box (34) is connected to a motor (35), and a mounting box (1) is also provided outside the secondary gear box (34).

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