CN219927974U - Aerial adjustable spray angle vortex spraying mist making system - Google Patents

Aerial adjustable spray angle vortex spraying mist making system Download PDF

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Publication number
CN219927974U
CN219927974U CN202122802016.2U CN202122802016U CN219927974U CN 219927974 U CN219927974 U CN 219927974U CN 202122802016 U CN202122802016 U CN 202122802016U CN 219927974 U CN219927974 U CN 219927974U
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China
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engine
fog
spray
making
mist
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CN202122802016.2U
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蔡元虎
魏佳加
杨小航
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Xi'an Juetian Power Technology Co ltd
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Xi'an Juetian Power Technology Co ltd
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Abstract

The utility model relates to an air vortex spraying mist making system with an adjustable spraying angle, which comprises a flying platform, a landing gear connected to the flying platform and a miniature vortex spraying engine, wherein the landing gear is connected with the miniature vortex spraying engine; the miniature turbojet engine is arranged below the supporting platform through the engine supporting frame, the miniature turbojet engine further comprises a wireless control device for receiving a wireless control signal, the wireless control device controls the engine fuel pump to be matched with the start-stop oil supply of the miniature turbojet engine, controls the fog-making agent pump to spray the fog-making agent from the fog-making agent spray pipe, the fog-making agent forms fog under the heating of high-temperature high-pressure gas at the spray opening of the tail spray pipe, the engine rotating device enables the miniature turbojet engine to start in a horizontal state, and during spraying operation, the spray opening direction of the tail spray pipe is rotated towards the ground, so that the fog is vertically sprayed to the ground through the spray opening of the tail spray pipe. The utility model relates to an aerial fog-making device which has high speed and large fuming quantity and can meet the high-temperature atomization requirement of novel fog-making agents.

Description

Aerial adjustable spray angle vortex spraying mist making system
Technical Field
The utility model relates to military mist making equipment, in particular to a mist making system of an air miniature turbojet engine.
Background
The modern battlefield space is wide, the transparency is increased, the attack and defense conversion is rapid, the motor operation requirement is high, the battlefield concealment is more difficult, the fog making system uses the unique shielding, interference, blind and camouflage functions as a military camouflage weapon, the visual and optical instrument observation capability of enemies is reduced, meanwhile, the light radiation can be prevented, the system is an effective barrier in the modern battlefield, and in the actual battlefield, the fog is widely applied to support tactical attack and defense combat, and is also a gram of various photoelectric reconnaissance equipment and accurate guided weapons.
The existing mist making system is mainly a ground mist making system, most of the mist making system is formed by heating a liquid aerosol and then exhausting the mist by using a blower, but due to the fact that the contact area between a heating wire and the aerosol is limited, the smoke generating rate is slower, the smoke generating efficiency is lower, and due to the fact that the heating capacity is limited, the mist making system cannot or is difficult to heat to 800 ℃ or even higher temperature, the mist making system meets the atomizing requirements of different mist making agents, and particularly needs a novel multifunctional mist making agent with higher atomizing temperature, so that the mist making system has poor adaptability to the mist making agent, and large-area effective generation of the mist is seriously influenced.
Compared with a ground mist making system, the air mist making system can be faster, can accurately complete effective concealment of important military targets, improves battlefield viability, is particularly suitable for areas where motor vehicles such as mountain areas and jungles cannot reach or are difficult to reach quickly, can accurately judge the mist making range and azimuth, but does not have a mature technology of air mist making in the prior art, so that the air mist making system has low air mist generating rate, small smoke generating amount and poor applicability of the mist making agent, cannot meet the high-temperature atomization requirement of the novel mist making agent, and is poor in maneuverability and flexibility compared with the ground mist making system, and difficult to meet the quick mist making requirement of complex topography.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide an air adjustable spray angle vortex spray mist making system which has high air mist generating rate and large smoke generating amount, adjusts the spray angle in the mist making process, changes the direction of generated mist and meets different mist making requirements.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the air vortex spraying mist generating system with the spraying angle adjustable comprises a flying platform, a landing gear and a miniature vortex spraying engine, wherein the landing gear is connected to the flying platform; the miniature turbojet engine is arranged below the supporting platform through an engine supporting frame; the aerial flying platform can be reasonably selected according to the overall weight of an aerial fog making system, fog making operation time and the like, and can be a rotor wing, a fixed wing or a helicopter; the miniature turbojet engine can select the existing miniature turbojet engines with different thrust levels according to the mist making requirements,
the support platform is provided with a fog-making agent box, a fog-making agent pump and a fuel oil tank for supplying oil to the miniature turbojet engine, and the fuel oil tank is communicated with the miniature turbojet engine through an engine fuel pump and a connecting pipeline; a fog-making agent spray pipe is arranged at the outlet of the nozzle of the tail spray pipe of the miniature turbojet engine, and is communicated with the fog-making agent box through a fog-making pipeline and a fog-making agent pump; an engine rotating device for driving the micro turbojet engine to rotate in a pitching way is arranged on the engine supporting frame;
the engine support frame is provided with a wireless control device which is respectively and electrically connected with the miniature turbojet engine, the engine fuel pump, the mist generating agent pump and the engine rotating device; the wireless control device is used for receiving wireless control signals, controlling the fuel pump of the engine to be matched with the start-stop oil supply of the micro turbojet engine, controlling the fog making agent pump to spray the fog making agent from the fog making agent spray pipe, enabling the fog making agent to form fog under the heating of high-temperature high-pressure gas at the outlet of the tail spray pipe, simultaneously controlling the engine rotating device to start the micro turbojet engine in a horizontal state, and rotating the outlet of the tail spray pipe of the micro turbojet engine towards the ground during spraying operation until the micro turbojet engine is vertical to the ground, and enabling the fog to be vertically sprayed to the ground through the outlet of the tail spray pipe.
Further, the engine rotating device comprises a servo steering engine, an upper rocker arm and a lower rocker arm, wherein one end of the upper rocker arm and one end of the lower rocker arm are rotating ends, and the other end of the upper rocker arm and the other end of the lower rocker arm are swinging ends; the swing ends of the upper rocker arm and the lower rocker arm are connected through a pull rod; the rudder stock of the servo steering engine is connected with the rotating end of the upper rocker arm, the rotating end of the lower rocker arm is connected with the rotating end of the engine clamping rotating device, and the miniature turbojet engine is arranged on an engine support rack through the engine clamping rotating device; the servo steering engine is used for driving the swing end of the upper rocker arm to swing, so that the swing end of the lower rocker arm is driven to swing through the pull rod, and the rotating end of the lower rocker arm drives the micro turbojet engine to rotate in a pitching mode through the engine clamping rotating device.
Further, the engine clamping and rotating device comprises a clamp which is fixedly clamped on the circumferential casing of the miniature turbojet engine, a pair of connecting lugs are arranged on the clamp, one end of each connecting lug is fixedly connected with the clamp, a connecting clamping sleeve is arranged at the other end of each connecting lug, a rotating shaft is arranged on each connecting clamping sleeve, the rotating shaft rotatably penetrates through a connecting hole in the engine supporting rack, and the connecting end part of each rotating shaft is connected with the rotating end of the lower rocker arm of the engine rotating device.
Furthermore, the fog-making agent spray pipe is a circular fog-making pipe matched with the tail nozzle of the miniature turbojet engine, at least two fog-making agent spray nozzles are communicated with the circular fog-making pipe, and the spray outlets of the fog-making agent spray nozzles are obliquely directed to the axis direction of the tail nozzle of the miniature turbojet engine.
Furthermore, the mist generating agent nozzles are uniformly distributed and communicated on the pipe body of the same peripheral surface of the annular mist generating agent spray pipe, and the inclination angle of the mist generating agent nozzles relative to the axial direction of the nozzle of the tail spray pipe is 15-60 degrees.
Further, the aerosol spray pipe is welded and fixed or the mounting lug is fixed at the nozzle of the miniature engine.
Further, the fuel oil tank is fixedly arranged on the mounting platform on the upper surface of the supporting platform, the mist making agent tank is arranged on the mounting platform on the lower surface of the supporting platform, and the fuel oil tank and the mist making agent tank are coaxially arranged.
Furthermore, the landing gear is a pair of U-shaped landing gears which are correspondingly arranged, two end parts of the opening side of the U-shaped landing gear are fixedly connected to the supporting platform, one end of the U-shaped landing gear, which is contacted with the ground, is provided with a pair of arc-shaped supporting legs, and the arc-shaped supporting legs are provided with anti-skid sleeves; the width of the opening end of the U-shaped landing gear is smaller than the width of one end contacted with the ground. According to the length of miniature turbojet engine etc. design, the landing gear height that miniature turbojet engine of different sizes needs also is different, and the undercarriage still needs to have sufficient intensity in addition, guarantees unmanned aerial vehicle's safety take off and land.
Further, an opening for adding engine fuel is arranged on the fuel tank, and a handle is arranged on the fuel tank at one side of the opening.
The beneficial effects of the utility model are as follows: the utility model installs the miniature turbojet engine on the unmanned flying platform, and adds the supporting rack, the rotation pitching device and the control system, starts the turbojet engine on the ground, makes the engine enter the working state needed by the fog making, then the flying platform rises to a certain vertical height and flies to the area needing to be covered, finally the fog making agent is sprayed out from the annular spray pipe, and is mixed and atomized with the turbojet engine high Wen Weiliu, so as to quickly generate large-area smog, and because the tail nozzle of the turbojet engine high-temperature high-speed air flow, the fog making agent is atomized and fully mixed quickly, and the utility model has high fog making efficiency and large fuming quantity;
the rotary pitching device is used for horizontally starting the turbojet engine, so that the phenomenon that the high-temperature air flow of the engine burns out similar fuel oil ways and electric circuits during vertical starting is prevented, and when fog needs to be produced, the engine rotates to a nozzle vertically downwards to carry out fog production operation; the miniature turbojet engine is started horizontally and is made into fog vertically, so that the damage of a fuel oil tank, a pipeline, an electrical system and the like caused by upward turning back of high-temperature high-speed airflow when the tail nozzle of the engine is started fixedly downwards is avoided, and the safety accidents are avoided.
According to the utility model, unmanned aerial vehicles are adopted for maneuvering operation, so that the unmanned aerial vehicles can quickly reach a target place for fog making, and a plurality of unmanned aerial vehicles can be adopted for coordinating operation according to actual fog making demands, thereby forming fog making formation and improving fog making efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the vertical structure of the jet of the miniature turbojet engine;
FIG. 3 is a schematic view of the horizontal state structure of the nozzle of the micro turbojet engine;
fig. 4 is a schematic view of the structure of the engine clamping and rotating device of the present utility model.
In the figure: 1. a flight platform; 2. a micro turbojet engine; 31. a mist agent box; 32. a mist pump; 33. a mist spray pipe; 34. a fog-making pipeline box; 35. a mist generating nozzle; 4. landing gear; 5. a fuel tank; 6. an engine support; 8. an engine rotation device; 81. a servo steering engine; 82. an upper rocker arm; 83. a pull rod; 84. a lower rocker arm; 9. the engine is clamped with the rotating device; 91. a clamp; 92. a connecting lug; 93. a connecting clamping sleeve; 94. a rotation shaft; 95. a connection hole; 10. and a wireless control device.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
Because the aerial fog making system can more quickly complete effective concealment of important military targets in the battle, improves the battlefield viability, is particularly suitable for areas where motor vehicles such as mountain areas and jungles cannot reach or are difficult to reach quickly, and can more accurately judge various advantages such as fog making range and azimuth, the utility model provides an aerial fog making device with high aerial fog generating rate and large fuming amount, which can meet the high-temperature atomization requirement of novel fog making agents, and the specific implementation mode is as follows:
example 1: as shown in fig. 1-4, an air adjustable injection angle vortex spraying mist making system comprises a flying platform 1, a landing gear 4 connected to the flying platform 1 and a miniature vortex spraying engine 2, wherein the flying platform 1 comprises a supporting platform 11 and an aircraft 12 for driving the supporting platform 11 to fly; the miniature turbojet engine 2 is arranged below the supporting platform 11 through the engine supporting frame 6; the landing gear 4 is a pair of U-shaped landing gears which are correspondingly arranged, two end parts of the opening side of the U-shaped landing gear are fixedly connected to the supporting platform 11, one end of the U-shaped landing gear, which is contacted with the ground, is provided with a pair of arc-shaped supporting legs 41, and the arc-shaped supporting legs 41 are provided with anti-skid sleeves; the width of the open end of the U-shaped landing gear is smaller than the width of the end contacted with the ground.
The support platform 11 is provided with a mist agent box 31, a mist agent pump 32 and a fuel oil tank 5 for supplying oil to the micro turbojet engine 2, the fuel oil tank 5 is fixedly arranged on a mounting platform on the upper surface of the support platform 11, the mist agent box 31 is arranged on a mounting platform on the lower surface of the support platform 11, and the fuel oil tank 5 and the mist agent box 31 are coaxially arranged; an opening for adding engine fuel is arranged on the fuel tank 5, and a handle is arranged on the fuel tank 5 at one side of the opening; the fuel tank 5 is communicated with the micro turbojet engine 2 through an engine fuel pump and a connecting pipeline; a fog-making agent spray pipe 33 is arranged at the outlet of the nozzle of the tail spray pipe of the miniature turbojet engine 2, and the fog-making agent spray pipe 33 is communicated with a fog-making agent box 31 through a fog-making pipeline 34 and a fog-making agent pump 32; an engine rotating device 8 for driving the micro turbojet engine 2 to rotate in a pitching way is arranged on the engine supporting frame 6;
the engine rotating device 8 comprises a servo steering engine 81, an upper rocker arm 82 and a lower rocker arm 84, wherein one end of the upper rocker arm 82 and one end of the lower rocker arm 84 are rotating ends, and the other end of the upper rocker arm 82 and the other end of the lower rocker arm 84 are swinging ends; the swing ends of the upper rocker arm 82 and the lower rocker arm 84 are connected through a pull rod 83; the rudder stock of the servo steering engine 81 is connected with the rotating end of the upper rocker arm 82, the rotating end of the lower rocker arm 84 is connected with the rotating end of the engine clamping rotating device 9, and the micro turbojet engine 2 is arranged on the engine support rack 6 through the engine clamping rotating device 9; the servo steering engine 81 is used for driving the swing end of the upper rocker arm 82 to swing, so that the swing end of the lower rocker arm 84 is driven to swing through the pull rod 83, and then the rotation end of the lower rocker arm 84 drives the micro turbojet engine 2 to pitch through the engine clamping rotation device 9. The engine clamping and rotating device 9 comprises a clamp 91 fixedly clamped on a circumferential casing of the miniature turbojet engine 2, a pair of connecting lugs 92 are arranged on the clamp 91, one ends of the connecting lugs 92 are fixedly connected with the clamp 91, a connecting clamping sleeve 93 is arranged at the other ends of the connecting lugs 92, a rotating shaft 94 is arranged on the connecting clamping sleeve 93, the rotating shaft 94 is rotatably arranged in a connecting hole 95 in the engine supporting rack 6 in a penetrating mode, and the connecting end portion of the rotating shaft 94 is connected with the rotating end of the lower rocker arm 84 of the engine rotating device 8.
The mist generating agent spray pipe 33 is a circular mist generating pipe matched with the tail pipe spray nozzle of the micro turbojet engine 2, at least two mist generating agent spray nozzles 35 are communicated with the circular mist generating pipe, and the spray nozzles of the mist generating agent spray nozzles 35 are obliquely directed to the axis direction of the tail pipe spray nozzle of the micro turbojet engine 2. The mist generating nozzles 35 are uniformly distributed and communicated with the pipe body on the same circumferential surface of the annular mist generating nozzle 33, and the inclination angle of the mist generating nozzles 35 relative to the axial direction of the nozzle of the tail nozzle is 15-60 degrees. The aerosol spray tube 33 is welded or attached to the nozzle of the micro-engine 2 by a mounting tab.
The engine comprises an engine support frame 6, and further comprises a wireless control device 10 arranged on the engine support frame 6, wherein the wireless control device 10 is respectively and electrically connected with the micro turbojet engine 2, an engine fuel pump, a fogging agent pump 32 and an engine rotating device 8; the wireless control device 10 is used for receiving a wireless control signal, controlling the engine fuel pump to cooperate with the start-stop oil supply of the micro turbojet engine 2, controlling the mist making agent pump 32 to spray the mist making agent from the mist making agent spray pipe 33, so that the mist making agent forms mist under the heating of high-temperature high-pressure gas at the spray nozzle of the tail pipe, and simultaneously controlling the engine rotating device 8 to start the micro turbojet engine 2 in a horizontal state, and rotating the spray nozzle of the micro turbojet engine 2 towards the ground during spraying operation until the micro turbojet engine 2 is vertical to the ground, so that the mist is vertically sprayed to the ground from the spray nozzle of the tail pipe.
The wireless control device 10 is provided with a transmitting unit which is in wireless match with the wireless control device 10, the transmitting unit transmits the push rod control signal to the wireless control device 10 in a wireless mode, and after the receiving unit of the wireless control device 10 receives the signal sent by the transmitting unit, the push rod control signal with corresponding frequency is distributed to a corresponding steering engine executing circuit to control steering engine action, so that the servo steering engine 81 is controlled.
After the wireless control device 10 receives the control signal, the micro-turbojet engine 2 is firstly ensured to be horizontally arranged, then the micro-turbojet engine 2 is started to raise the temperature at the tail nozzle, after the aircraft drives the micro-turbojet engine 2 to fly to an effective place, the aerosol pump 32 is controlled to be started, the aerosol is sent into the aerosol nozzle 33, and the aerosol is sprayed to the central position of the tail nozzle through the aerosol nozzle 35, so that a large amount of spraying is realized to spray the ground. After the completion of the mist generation, the operations of the micro turbojet engine 2 and the mist generator pump 32 are stopped, the direction of the micro turbojet engine 2 is turned back to the horizontal, and finally, the aircraft is lowered to the ground through the landing gear.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (9)

1. The vortex spraying mist making system with the air adjustable spraying angle is characterized by comprising a flying platform (1), a landing gear (4) connected to the flying platform (1) and a miniature vortex spraying engine (2), wherein the flying platform (1) comprises a supporting platform (11) and an aircraft (12) for driving the supporting platform (11) to fly; the miniature turbojet engine (2) is arranged below the supporting platform (11) through the engine supporting frame (6);
the support platform (11) is provided with a fog-making agent box (31), a fog-making agent pump (32) and a fuel oil tank (5) for supplying oil to the micro turbojet engine (2), and the fuel oil tank (5) is communicated with the micro turbojet engine (2) through an engine fuel pump and a connecting pipeline; a fog-making agent spray pipe (33) is arranged at the outlet of a nozzle of the tail spray pipe of the miniature turbojet engine (2), and the fog-making agent spray pipe (33) is communicated with the fog-making agent box (31) through a fog-making pipeline (34) and a fog-making agent pump (32); an engine rotating device (8) for driving the micro turbojet engine (2) to rotate in a pitching way is arranged on the engine supporting frame (6);
the engine support frame (6) is provided with a wireless control device (10), and the wireless control device (10) is respectively and electrically connected with the miniature turbojet engine (2), the engine fuel pump, the fogging agent pump (32) and the engine rotating device (8); the wireless control device (10) is used for receiving wireless control signals, controlling the engine fuel pump to be matched with the start-stop oil supply of the micro turbojet engine (2), controlling the fog-making agent pump (32) to spray the fog-making agent from the fog-making agent spray pipe (33), enabling the fog-making agent to form fog under the heating of high-temperature high-pressure gas at the spray nozzle of the tail pipe, and simultaneously controlling the engine rotating device (8) to enable the micro turbojet engine (2) to be started in a horizontal state, and enabling the spray nozzle direction of the micro turbojet engine (2) to rotate towards the ground until the micro turbojet engine (2) is vertical to the ground during spraying operation, so that the fog is vertically sprayed to the ground from the spray nozzle of the tail pipe.
2. The air-adjustable spray angle vortex spray mist generating system according to claim 1, characterized in that the engine rotating device (8) comprises a servo steering engine (81), an upper rocker arm (82) and a lower rocker arm (84), one end of the upper rocker arm (82) and one end of the lower rocker arm (84) are rotating ends, and the other end of the upper rocker arm and the other end of the lower rocker arm are swinging ends; the swing ends of the upper rocker arm (82) and the lower rocker arm (84) are connected through a pull rod (83); the rudder stock of the servo steering engine (81) is connected with the rotating end of the upper rocker arm (82), the rotating end of the lower rocker arm (84) is connected with the rotating end of the engine clamping rotating device (9), and the miniature turbojet engine (2) is arranged on the engine supporting frame (6) through the engine clamping rotating device (9); the servo steering engine (81) is used for driving the swing end of the upper rocker arm (82) to swing, so that the swing end of the lower rocker arm (84) is driven by the pull rod (83) to swing, and the rotating end of the lower rocker arm (84) drives the micro turbojet engine (2) to rotate in a pitching mode through the engine clamping rotating device (9).
3. The aerial adjustable jet angle turbojet mist producing system according to claim 2, wherein the engine clamping and rotating device (9) comprises a clamp (91) fixedly clamped on a circumferential casing of the miniature turbojet engine (2), a pair of connecting lugs (92) are arranged on the clamp (91), one ends of the connecting lugs (92) are fixedly connected with the clamp (91), a connecting clamping sleeve (93) is arranged at the other ends of the connecting lugs (92), a rotating shaft (94) is arranged on the connecting clamping sleeve (93), the rotating shaft (94) is rotatably arranged in a connecting hole (95) in the engine supporting frame (6), and the connecting end part of the rotating shaft (94) is connected with the rotating end of a lower rocker arm (84) of the engine rotating device (8).
4. The air adjustable spray angle vortex spraying mist generating system according to claim 1, characterized in that the mist generating agent spray pipe (33) is a circular ring-shaped mist generating pipe matched with the tail nozzle of the miniature vortex spraying engine (2), at least two mist generating agent spray nozzles (35) are communicated with the circular ring-shaped mist generating pipe, and the spray outlets of the mist generating agent spray nozzles (35) are obliquely directed to the axis direction of the tail nozzle of the miniature vortex spraying engine (2).
5. The air-jet-angle-adjustable vortex-spray mist-making system according to claim 4, wherein the mist-making agent nozzles (35) are uniformly distributed and communicated on the pipe body on the same circumferential surface of the circular mist-making pipe, and the inclination angle of the mist-making agent nozzles (35) relative to the axial direction of the nozzle of the tail nozzle is 15-60 degrees.
6. The air adjustable spray angle turbojet mist generating system of claim 4 wherein said mist generating agent nozzle (33) is welded or mounted with lugs fixed at the nozzle of said micro-turbojet engine (2).
7. An air-jet-angle-adjustable vortex spray mist generation system as set forth in any one of claims 1 to 6, characterized in that the fuel tank (5) is fixedly installed on an installation platform on the upper surface of the supporting platform (11), the mist generation agent tank (31) is installed on an installation platform on the lower surface of the supporting platform (11), and the fuel tank (5) and the mist generation agent tank (31) are coaxially arranged.
8. The air-jet-angle-adjustable vortex spraying mist making system according to any one of claims 1 to 6, characterized in that the landing gear (4) is a pair of correspondingly arranged U-shaped landing gears, both ends of the opening side of the U-shaped landing gear are fixedly connected to the supporting platform (11), one end of the U-shaped landing gear, which is contacted with the ground, is provided with a pair of arc-shaped supporting legs (41), and the arc-shaped supporting legs (41) are provided with anti-skidding sleeves; the width of the opening end of the U-shaped landing gear is smaller than the width of one end contacted with the ground.
9. An air-jet angle-adjustable vortex spray mist generating system according to any one of claims 1 to 6, characterized in that an opening for adding engine fuel is provided in the fuel tank (5), and a handle is provided in the fuel tank (5) at one side of the opening.
CN202122802016.2U 2021-11-16 2021-11-16 Aerial adjustable spray angle vortex spraying mist making system Active CN219927974U (en)

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Application Number Priority Date Filing Date Title
CN202122802016.2U CN219927974U (en) 2021-11-16 2021-11-16 Aerial adjustable spray angle vortex spraying mist making system

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Application Number Priority Date Filing Date Title
CN202122802016.2U CN219927974U (en) 2021-11-16 2021-11-16 Aerial adjustable spray angle vortex spraying mist making system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113879546A (en) * 2021-11-16 2022-01-04 西安觉天动力科技有限责任公司 Aerial adjustable spray angle vortex spraying system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113879546A (en) * 2021-11-16 2022-01-04 西安觉天动力科技有限责任公司 Aerial adjustable spray angle vortex spraying system

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