Micro-flaming matrix road deicing machine

By using a micro-flame matrix de-icing machine, which adjusts the fire distribution through micro-flame units and sliding components, the problems of slow speed and poor applicability of existing de-icing machines are solved, achieving a fast and efficient de-icing effect.

CN223688864UActive Publication Date: 2025-12-19ARMY AVIATION RES INST OF THE ARMY AVIATION ACAD OF THE CHINESE PEOPLES LIBERATION ARMY
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Patent Information

Application Number
CN202520232265.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-14
Publication Date
2025-12-19
Estimated Expiration
2035-02-14

AI Technical Summary

Technical Problem

Existing road de-icing machines have a slow de-icing speed and a short-lasting de-icing effect. They cannot be adjusted according to the thickness or width of the ice layer, resulting in poor applicability.

Method used

The micro-flame matrix de-icing machine uses a matrix of micro-flame units for de-icing. The distribution density and spacing of the micro-flame units are adjusted by a sliding component and an adjusting component. It is combined with a permeation water absorption dryer and a long strip snow roller for de-icing and snow removal.

Benefits of technology

It improves the de-icing speed, prevents ice water from re-condensing in low-temperature environments, enhances the de-icing effect, and improves the applicability of the de-icing machine.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of road deicing machines, in particular to a micro-flaming matrix road deicing machine which comprises a bottom plate, a gas storage tank and an L-shaped plate are installed at the top of the bottom plate, pull rings are installed on one side of the bottom plate and one side of the L-shaped plate, a first electric push rod is installed at the top of the bottom plate in a penetrating mode, and a second electric push rod is installed at the bottom of the bottom plate in a penetrating mode. And a first sliding rod is slidably mounted at the top of the bottom plate in a penetrating manner. According to the improved road deicing machine, the micro-flaming unit is adopted, when the deicing machine is used for deicing, a road can be rapidly deiced, meanwhile, melted ice is directly evaporated, and the deicing effect is improved; a first sliding assembly, a fixing block, a second sliding assembly, a telescopic hose, a third sliding assembly, a first adjusting assembly, a fourth sliding assembly, a second adjusting assembly, a first shear fork type structure and a second shear fork type structure are adopted, the distribution density of the micro-flaming units can be flexibly adjusted according to requirements, and the applicability of the deicing machine in use is improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to road deicing machine technical field, concretely is a kind of micro-spray fire matrix road deicing machine. BACKGROUND

[0002] Road deicing machine is a kind of mechanical equipment for removing ice and snow on road, widely used in winter climate conditions, especially in the area where ice and snow weather threatens traffic safety, its main function is to remove snow and ice layer on road surface rapidly through different technical means, to guarantee the smoothness of road and driving safety.

[0003] The inventor finds that the prior art has the following problems in the process of realizing the utility model: 1, ordinary road deicing machine, usually adopt snow ground ironing pot type high-temperature steam deicing method, although it can effectively remove ice and snow, but its deicing speed is relatively slow, in addition, part of ice water after melting can recondense in low temperature environment, leading to ice layer to form again, thereby affecting the durability of deicing effect;2, ordinary road deicing machine cannot be adjusted according to the thickness of ice layer or the width of road ice layer, leading to poor applicability of deicing machine. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of micro-spray fire matrix road deicing machine to solve the problems raised in the above background art.To achieve the above purpose, the utility model provides the following technical scheme: a kind of micro-spray fire matrix road deicing machine, including bottom plate, the top of the bottom plate is installed with gas storage tank and L type board, the side of the bottom plate and the side of L type board are all installed with pull ring, the top of the bottom plate is installed with first electric push rod, the top of the bottom plate is installed with first sliding rod, the bottom of the first electric push rod is installed with permeation type water absorption dryer, the top of the L type board is installed with second sliding rod, the top of the L type board is installed with second electric push rod, the bottom of the second electric push rod is installed with U type frame, the inner wall of the U type frame is rotatably installed with long strip snow roller, the bottom of the bottom plate is installed with mounting frame, the inner wall of the mounting frame is installed with first sliding assembly and second sliding assembly, the bottom of the second sliding assembly is installed with micro-spray fire unit, the top of the micro-spray fire unit is installed with telescopic hose, the outer wall of the mounting frame is installed with third sliding assembly, first adjusting assembly, fourth sliding assembly and second adjusting assembly, the front end of the third sliding assembly is installed with first scissor type structure, one side of the fourth sliding assembly is installed with second scissor type structure.

[0005] The first adjusting assembly includes frame installed on the outer wall of mounting frame, one side of the frame is installed with speed reducer motor, the output end of the speed reducer motor is installed with screw rod, the outer wall of the screw rod is threadedly installed with sliding block.

[0006] Further preferably, the first slide rods are symmetrically distributed about a vertical center line of the base plate, and the first slide rods are installed on the top of the penetrating water absorption dryer.

[0007] Further preferably, the second slide rods are symmetrically distributed about a vertical center line of the L-shaped plate, and the bottom of the second slide rods is installed on the top of the U-shaped frame.

[0008] Further preferably, the first slide assembly comprises a fixed block, one side of the fixed block is provided with a slide long rod, the outer wall of the slide long rod is slidably provided with a moving block, and the moving block is provided with nine moving blocks, and the size and structure of the first slide assembly, the second slide assembly, the third slide assembly and the fourth slide assembly are consistent.

[0009] Further preferably, the first slide assembly and the second slide assembly are provided with ten groups, the moving block of the second slide assembly is installed on the bottom of the first slide assembly, the moving block of the first slide assembly close to the front end of the inner wall of the installation frame is installed on the inner wall of the installation frame, the moving block of the second slide assembly close to one side of the inner wall of the installation frame is installed on the inner wall of the installation frame, the outer wall of the moving block at one end of the slide long rod of the first slide assembly and the second slide assembly is provided with a sliding block, the inner wall of the installation frame is provided with a sliding groove around, the sliding block is slidably installed in the sliding groove, the moving blocks on the nine groups of first slide assemblies and second slide assemblies are respectively connected to the moving blocks on the third slide assembly and the fourth slide assembly through the sliding blocks, the fixed block of the third slide assembly and the fourth slide assembly is installed on the outer wall of the installation frame, the ten rotating pins in the middle of the first scissor structure are respectively connected to the moving block and the fixed block of the third slide assembly, and the sliding block of the first adjusting assembly is connected to the moving block at the leftmost end of the third slide assembly, the ten rotating pins in the middle of the second scissor structure are respectively connected to the moving block and the fixed block of the fourth slide assembly, and the sliding block of the second adjusting assembly is connected to the moving block at the last end of the fourth slide assembly.

[0010] Further preferably, one side of the sliding block on the slide long rod of the second slide assembly is provided with a spectrum analyzer, and the spectrum analyzer is provided with ten spectrum analyzers.

[0011] Further preferably, the micro-jet fire unit is composed of a small air inlet tank and a micro-fire nozzle, the micro-fire nozzle is provided with 100*100 micro-fire nozzles, the micro-jet fire unit is provided with 10*10 micro-jet fire units, the bottom of the base plate is provided with a large air inlet tank, the 10*10 micro-jet fire units are connected in communication with the large air inlet tank through corresponding flexible hoses, and the large air inlet tank is connected in communication with the gas storage tank through an electric valve.

[0012] Compared with the prior art, the utility model has the advantages of:

[0013] The utility model discloses, through micro -spray fire unit, micro -spray fire unit is equipped with 10 * 10, and micro -spray fire unit is composed of 100 * 100 micro -fire nozzle, when using deicing machine to remove ice, integrated 10 * 10 micro -spray fire unit constitutes a ground micro -spray fire matrix, as the main part of deicing device, improve the thermal efficiency of ground spray fire deicing, far more than the high temperature steam deicing of snow ground iron, improve the deicing speed, make ice directly evaporate simultaneously, can avoid the situation that ice water recondenses under low temperature environment, improve deicing effect.

[0014] The utility model discloses, through first sliding assembly, fixed block, second sliding assembly, telescopic hose, third sliding assembly, first adjusting assembly, fourth sliding assembly, second adjusting assembly, first scissor type structure and second scissor type structure, when needing to adjust, the starting first adjusting assembly and second adjusting assembly's speed reducer motor start, and the speed reducer motor on first adjusting assembly and second adjusting assembly moves sliding block through screw rod, when sliding block moves, through the movement of the last end's moving block of third sliding assembly, the movement of the last end's moving block of fourth sliding assembly, first scissor type structure and second scissor type structure drive ten groups of first sliding assembly and second sliding assembly's moving block movement, adjust the interval between a micro -spray fire unit, can according to the demand flexible adjustment micro -spray fire unit's distribution density, when needing to concentrate firepower or expand spray fire coverage area carries out corresponding interval adjustment, improve the applicability when deicing machine uses. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the front view structure schematic drawing of the utility model;

[0016] Figure 2 It is the micro -spray fire matrix structure schematic drawing of the utility model;

[0017] Figure 3 It is the first sliding assembly structure schematic drawing of the utility model;

[0018] Figure 4 It is the first adjusting assembly structure schematic drawing of the utility model.

[0019] In the figure: 1, bottom plate; 2, gas storage tank; 3, pull ring; 4, first electric push rod; 5, first sliding rod; 6, permeable water absorption dryer; 7, L-shaped plate; 8, second sliding rod; 9, second electric push rod; 10, U-shaped frame; 11, long snow roller; 12, mounting frame; 13, first sliding assembly; 1301, fixed block; 1302, sliding long rod; 1303, moving block; 14, second sliding assembly; 15, micro-jet fire unit; 16, flexible hose; 17, third sliding assembly; 18, first adjusting assembly; 1801, frame body; 1802, speed reducer motor; 1803, screw rod; 1804, sliding block; 19, fourth sliding assembly; 20, second adjusting assembly; 21, first scissor structure; 22, second scissor structure. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figures 1 to 4 The utility model provides a kind of technical scheme: a kind of micro-jet fire matrix road deicing machine, including bottom plate 1, the top of bottom plate 1 is equipped with gas storage tank 2 and L-shaped plate 7, the side of bottom plate 1 and the side of L-shaped plate 7 are all equipped with pull ring 3, the top of bottom plate 1 is equipped with first electric push rod 4, the top of bottom plate 1 is equipped with first sliding rod 5, and the bottom of first electric push rod 4 is equipped with permeable water absorption dryer 6, the top of L-shaped plate 7 is equipped with second sliding rod 8, and the top of L-shaped plate 7 is equipped with second electric push rod 9, and the bottom of second electric push rod 9 is equipped with U-shaped frame 10, the inner wall of U-shaped frame 10 is rotatably equipped with long snow roller 11, the bottom of bottom plate 1 is equipped with mounting frame 12, the inner wall of mounting frame 12 is equipped with first sliding assembly 13 and second sliding assembly 14, the bottom of second sliding assembly 14 is equipped with micro-jet fire unit 15, the top of micro-jet fire unit 15 is equipped with flexible hose 16, the outer wall of mounting frame 12 is equipped with third sliding assembly 17, first adjusting assembly 18, fourth sliding assembly 19 and second adjusting assembly 20, the front end of third sliding assembly 17 is equipped with first scissor structure 21, and the side of fourth sliding assembly 19 is equipped with second scissor structure 22.

[0022] First adjusting assembly 18 includes frame body 1801 installed on the outer wall of mounting frame 12, speed reducer motor 1802 is installed on the side of frame body 1801, screw rod 1803 is installed on the output end of speed reducer motor 1802, and sliding block 1804 is threadedly installed on the outer wall of screw rod 1803.

[0023] In this embodiment, as Figure 1 As shown, the first sliding rods 5 are symmetrically distributed about the vertical center line of the base plate 1, and the first sliding rods 5 are installed on the top of the permeable water-absorbing dryer 6; the main material of the permeable water-absorbing dryer 6 is a superabsorbent polymer made of starch and acrylate. When the first electric push rod 4 is activated, it can drive the permeable water-absorbing dryer 6 to move down and contact the road, and the permeable water-absorbing dryer 6 absorbs water, so that the road remains relatively dry.

[0024] In this embodiment, as Figure 1 As shown, the second sliding rods 8 are symmetrically distributed about the vertical center line of the L-shaped plate 7, and the bottom of the second sliding rods 8 is installed on the top of the U-shaped frame 10. When the second electric push rod 9 is started, it drives the long strip snow roller 11 to move down through the U-shaped frame 10 to remove snow. When the second electric push rod 9 is started, it drives the long strip snow roller 11 to gradually rise through the U-shaped frame 10. The long strip snow roller 11 is mainly used to remove residual snow from the ice surface and fully expose the ice surface to facilitate subsequent de-icing.

[0025] In this embodiment, as Figure 1 As shown, the first sliding component 13 includes a fixed block 1301, a sliding rod 1302 is installed on one side of the fixed block 1301, and a movable block 1303 is slidably installed on the outer wall of the sliding rod 1302. There are a total of nine movable blocks 1303, and the dimensions and structures of the first sliding component 13, the second sliding component 14, the third sliding component 17, and the fourth sliding component 19 are consistent. The nine movable blocks 1303 can slide on the outer wall of the sliding rod 1302. Based on the same raw materials, the movable blocks 1303 of the first sliding component 13, the second sliding component 14, and the third sliding component 17 can slide on the outer wall of the corresponding sliding rod 1302. The distance between the fixed block 1301 and the micro-flame unit 15 at the bottom of the movable block 1303 installed on the second sliding component 14 can be adjusted as needed.

[0026] In this embodiment, as Figure 1As shown, the first sliding assembly 13 and the second sliding assembly 14 are each provided with ten groups, and the moving block 1303 of the second sliding assembly 14 is installed at the bottom of the first sliding assembly 13 and the moving block 1303 of the first sliding assembly 13 close to the front end of the inner wall of the mounting frame 12 is installed on the inner wall of the mounting frame 12, and the moving block 1303 of the second sliding assembly 14 close to one side of the inner wall of the mounting frame 12 is installed on the inner wall of the mounting frame 12, the outer wall of the moving block 1303 at one end of the sliding long rod 1302 of the first sliding assembly 13 and the second sliding assembly 14 is provided with a sliding block, and the inner wall of the mounting frame 12 is provided with a sliding groove around, and the sliding block is slidably installed in the sliding groove, and the moving blocks 1303 on the nine groups of first sliding assemblies 13 and second sliding assemblies 14 are respectively connected to the moving blocks 1303 on the third sliding assembly 17 and the fourth sliding assembly 19 through the sliding blocks, the fixed block 1301 of the third sliding assembly 17 and the fourth sliding assembly 19 is installed on the outer wall of the mounting frame 12, the ten rotating pins in the middle of the first scissor structure 21 are respectively connected to the moving block 1303 and the fixed block 1301 of the third sliding assembly 17, and the sliding block 1804 of the first adjusting assembly 18 is connected to the moving block 1303 at the leftmost end of the third sliding assembly 17, the ten rotating pins in the middle of the second scissor structure 22 are respectively connected to the moving block 1303 and the fixed block 1301 of the fourth sliding assembly 19, and the sliding block 1804 of the second adjusting assembly 20 is connected to the moving block 1303 at the last end of the fourth sliding assembly 19; when the speed reducer 1802 of the first adjusting assembly 18 and the second adjusting assembly 20 is started, the sliding block 1804 is driven to move through the screw rod 1803, so as to drive the moving block 1303 at the leftmost end of the corresponding third sliding assembly 17 and the moving block 1303 at the last end of the fourth sliding assembly 19 to move, and the moving blocks 1303 of the ten groups of first sliding assemblies 13 and second sliding assemblies 14 can be driven to move through the first scissor structure 21 and the second scissor structure 22, so as to adjust the distance between the 100 micro-jet fire units 15, and the applicability can be adjusted according to the requirements, improving the applicability of the device in use.

[0027] In this embodiment, as shown in Figure 1 The sliding block on the sliding long rod 1302 of the second sliding assembly 14 is provided with a spectrum analyzer on one side, and there are ten spectrum analyzers in total; when the sliding long rod 1302 of the ten second sliding assemblies 14 moves, the spectrum analyzers installed on the sliding long rod 1302 also move, and the spectrum analyzers can detect whether there is ice on the road and the thickness of the ice layer, so as to facilitate subsequent adjustment of the opening size of the electric valve according to the requirements, and adjustment of the burning effect of the micro-jet fire unit 15, so as to adjust the deicing effect according to the requirements.

[0028] In this embodiment, as shown in Figure 1As shown, the micro-jet fire unit 15 is composed of a small air inlet box and a micro-fire nozzle, and the micro-fire nozzle is provided with 100*100, and the micro-jet fire unit 15 is provided with 10*10, the bottom of the bottom plate 1 is provided with a large air inlet box, and the 10*10 micro-jet fire unit 15 is communicated with the large air inlet box through the corresponding flexible hose 16, and the large air inlet box is communicated with the gas storage tank 2 through the electric valve; when the gas is sprayed through the micro-fire nozzle on the 10*10 micro-jet fire unit 15, and ignition is carried out at the same time, the road can be quickly deiced, and the deicing thermal efficiency is improved.

[0029] The use method and advantages of the utility model are as follows:

[0030] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 , first, the deicing machine and the mobile device are connected through the pull ring 3 on the deicing machine through the cable or connecting rod, then the mobile device drives the deicing machine to move through the moving wheel on the deicing machine, when deicing, start the spectrum analyzer, detect whether the road surface is frozen and the thickness of the ice layer, then according to the deicing requirement, start the speed reducer 1802 of the first adjusting assembly 18 and the second adjusting assembly 20, the speed reducer 1802 on the first adjusting assembly 18 and the second adjusting assembly 20 drives the sliding block 1804 to move through the screw rod 1803, when the sliding block 1804 moves, the moving block 1303 at the left end of the third sliding assembly 17, the moving block 1303 at the last end of the fourth sliding assembly 19, the first scissor type structure 21 and the second scissor type structure 22 drive the moving block 1303 of the ten groups of first sliding assembly 13 and second sliding assembly 14 to move, adjust the distance between the 100 micro-jet fire units 15, when the distance is adjusted to the appropriate interval, stop the speed reducer 1802 on the first adjusting assembly 18 and the second adjusting assembly 20, then open the electric valve, the gas is sprayed through the micro-fire nozzle on the 10*10 micro-jet fire unit 15, and ignition is carried out at the same time, the road is deiced, and the first electric push rod 4 and the second electric push rod 9 are started when deicing by spraying fire, the first electric push rod 4 drives the penetration type water absorption dryer 6 to move down and contact with the road, and the second electric push rod 9 drives the long strip snow roller 11 to move down through the U-shaped frame 10 to remove snow.

[0031] The basic principle, main features and advantages of the present application are shown and described above. The technical personnel in the industry should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A micro-jet flame matrix road de-icing machine comprising a base plate (1), characterised in that: The top of the bottom plate (1) is provided with an air tank (2) and an L-shaped plate (7), one side of the bottom plate (1) and one side of the L-shaped plate (7) are provided with pull rings (3), the top of the bottom plate (1) is provided with first electric push rods (4) penetratingly, the top of the bottom plate (1) is provided with first sliding rods (5) penetratingly and slidingly, the bottom of the first electric push rod (4) is provided with a permeable water absorption dryer (6), the top of the L-shaped plate (7) is provided with second sliding rods (8) penetratingly and slidingly, the top of the L-shaped plate (7) is provided with second electric push rods (9) penetratingly, the bottom of the second electric push rod (9) is provided with a U-shaped frame (10), the inner wall of the U-shaped frame (10) is rotatably provided with a long strip snow roller (11), the bottom of the bottom plate (1) is provided with a mounting frame (12), the inner wall of the mounting frame (12) is provided with first sliding assemblies (13) and second sliding assemblies (14), the bottom of the second sliding assembly (14) is provided with a micro-jet fire unit (15), the top of the micro-jet fire unit (15) is provided with a telescopic hose (16), the outer wall of the mounting frame (12) is provided with third sliding assemblies (17), first adjusting assemblies (18), fourth sliding assemblies (19) and second adjusting assemblies (20), the front end of the third sliding assembly (17) is provided with a first scissor structure (21), one side of the fourth sliding assembly (19) is provided with a second scissor structure (22). The first adjusting assembly (18) comprises a frame body (1801) mounted on the outer wall of the mounting frame (12), one side of the frame body (1801) is provided with a speed reducer motor (1802), the output end of the speed reducer motor (1802) is provided with a screw rod (1803), and the outer wall of the screw rod (1803) is provided with a sliding block (1804) in a threaded manner.

2. A micro-jet flame matrix road de-icing machine according to claim 1, characterized in that: The first sliding rods (5) are symmetrically distributed about the vertical center line of the bottom plate (1), and the first sliding rods (5) are mounted on the top of the permeable water absorption dryer (6).

3. A micro-jet flame matrix road de-icing machine according to claim 1, characterized in that: The second sliding rods (8) are symmetrically distributed about the vertical center line of the L-shaped plate (7), and the bottom of the second sliding rod (8) is mounted on the top of the U-shaped frame (10).

4. A micro-jet flame matrix road de-icing machine according to claim 1, wherein: The first sliding assembly (13) comprises a fixed block (1301), one side of the fixed block (1301) is provided with a sliding long rod (1302), the outer wall of the sliding long rod (1302) is provided with moving blocks (1303) slidingly, and there are nine moving blocks (1303), and the size structures of the first sliding assembly (13), the second sliding assembly (14), the third sliding assembly (17) and the fourth sliding assembly (19) are consistent.

5. A micro-jet flame matrix road de-icing machine according to claim 4, wherein: The first sliding assembly (13) and the second sliding assembly (14) are each provided with ten groups, and the moving block (1303) of the second sliding assembly (14) is installed at the bottom of the first sliding assembly (13) and is installed on the inner wall of the mounting frame (12) near the front end of the first sliding assembly (13), and the moving block (1303) of the second sliding assembly (14) near one side of the inner wall of the mounting frame (12) is installed on the inner wall of the mounting frame (12), the outer wall of the moving block (1303) at one end of the sliding long rod (1302) of the first sliding assembly (13) and the second sliding assembly (14) is provided with a sliding block, and the inner wall of the mounting frame (12) is provided with a sliding groove around, and the sliding block is slidably installed in the sliding groove, and the moving blocks (1303) on the nine groups of first sliding assemblies (13) and second sliding assemblies (14) are respectively connected with the moving blocks (1303) on the third sliding assembly (17) and the fourth sliding assembly (19) through the sliding blocks, the fixed block (1301) of the third sliding assembly (17) and the fourth sliding assembly (19) is installed on the outer wall of the mounting frame (12), the middle ten rotating pins of the first scissor structure (21) are respectively connected with the moving block (1303) and the fixed block (1301) of the third sliding assembly (17), and the sliding block (1804) of the first adjusting assembly (18) is connected with the moving block (1303) at the leftmost end of the third sliding assembly (17), the middle ten rotating pins of the second scissor structure (22) are respectively connected with the moving block (1303) and the fixed block (1301) of the fourth sliding assembly (19), and the sliding block (1804) of the second adjusting assembly (20) is connected with the moving block (1303) at the last end of the fourth sliding assembly (19).

6. A micro-jet matrix road de-icing machine according to claim 5, wherein: The sliding block on the sliding long rod (1302) of the second sliding assembly (14) is provided with a spectrum analyzer on one side, and there are ten spectrum analyzers in total.

7. A micro-jet flame matrix road de-icing machine according to claim 1, wherein: The micro-jet fire unit (15) is composed of a small air inlet tank and a micro-jet nozzle, and the micro-jet nozzle is provided with 100*100, and the micro-jet fire unit (15) is provided with 10*10, the bottom of the bottom plate (1) is provided with a large air inlet tank, and the 10*10 micro-jet fire units (15) are connected with the large air inlet tank through corresponding flexible hoses (16), and the large air inlet tank is connected with the gas storage tank (2) through an electric valve.