CN211167419U - A novel many rotor unmanned aerial vehicle for putting out a fire - Google Patents
A novel many rotor unmanned aerial vehicle for putting out a fire Download PDFInfo
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- CN211167419U CN211167419U CN201921544378.2U CN201921544378U CN211167419U CN 211167419 U CN211167419 U CN 211167419U CN 201921544378 U CN201921544378 U CN 201921544378U CN 211167419 U CN211167419 U CN 211167419U
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Abstract
The utility model relates to a novel many rotor unmanned aerial vehicle for putting out a fire, including frame center main part and the horn that sets up along frame center main part circumference, the horn extends all around from frame center main part, lift motor and lift motor driven lift screw are installed through the motor cabinet to the horn end, frame center main part below is provided with the injection control box, a spray tube that surpasss many rotor unmanned aerial vehicle rotor face is drawn forth to injection control box front end, the end of spray tube is equipped with the spout, injection control box rear end is equipped with the tail and pushes away the screw, the tail pushes away the screw and installs on the motor is pushed away to the tail, be connected to the injection control box through connection structure on, the fire extinguishing agent storage tank is located spray control box below. This unmanned aerial vehicle can keep fine stability when putting out a fire, is favorable to operating personnel to carry out accurate and rapid judgement to the condition that the scene of a fire was put out a fire.
Description
Technical Field
The utility model relates to an unmanned aerial vehicle field indicates a novel many rotor unmanned aerial vehicle for putting out a fire very much.
Background
In recent years, with the continuous development of social economy, the population density of medium and large-sized cities is higher due to the non-uniformity of the population flow, the planned residential land is more and more tense, and the floor number of buildings is larger and more. If a fire occurs, it will cause irreparable loss of life and property safety of people if the fire cannot be extinguished in a short time.
The existing fire extinguishing technology:
1. adopt traditional fire fighter to hand high-pressure squirt and put out a fire, can quick response when lower floor, nevertheless when the floor is higher, need the supplementary companion ladder that erects of ground fire engine, need consume a large amount of precious fire rescue time to under the great condition of intensity of a fire, can influence fire fighter's life safety.
2. The unmanned aerial vehicle is adopted for fire extinguishing, the unmanned aerial vehicle carries a dry powder fire extinguisher, the problem that the spraying distance of the fire extinguishing agent is short or the fire extinguishing agent can only be put in from right above a fire source exists, in fact, when a fire disaster happens, the unmanned aerial vehicle cannot be close to the fire source too closely, and the normal operation of the unmanned aerial vehicle is seriously influenced by heat radiation and ascending air flow; the unmanned aerial vehicle carries the liquid fire extinguishing agent, under the condition of no pressurization, the problem of short spraying distance also exists, under the condition of pressurization, the spraying distance is lengthened, but larger reaction force can be generated on the unmanned aerial vehicle body, and the attitude stability of the unmanned aerial vehicle is influenced; unmanned aerial vehicle is when removing, and liquid fire extinguishing agent can rock in the fire extinguishing agent storage tank, will influence the continuous injection of fire extinguishing agent when serious.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a novel multi-rotor unmanned aerial vehicle adopting a liquid fire extinguishing agent, so as to solve the problems that the response speed of high floors is slow and the life safety of firemen is threatened when the traditional fire extinguishing mode in the prior art is used; the problem that the unmanned aerial vehicle cannot be close to a fire source too closely when the unmanned aerial vehicle extinguishes fire, and the normal operation of the unmanned aerial vehicle is seriously influenced by heat radiation and ascending airflow; the pressurized jet can generate larger reaction force on the unmanned aerial vehicle body, and the attitude stability of the unmanned aerial vehicle is influenced; unmanned aerial vehicle is when removing, and liquid fire extinguishing agent can rock in the fire extinguishing agent storage tank, will influence the continuous injection scheduling problem of fire extinguishing agent when serious.
The technical scheme of the utility model as follows: a novel multi-rotor unmanned aerial vehicle for fire extinguishing comprises a frame center main body and a boom arranged along the circumference of the frame center main body, wherein the boom extends from the frame center main body to the periphery, the tail end of the boom is provided with a lift motor and a lift propeller driven by the lift motor through a motor base, a jet control box is arranged below the frame center main body, the front end of the jet control box is led out of a jet pipe exceeding the rotor surface of the multi-rotor unmanned aerial vehicle, the tail end of the jet pipe is provided with a nozzle, the rear end of the jet control box is provided with a tail propeller, the tail propeller is arranged on the tail propeller motor and is connected to the jet control box through a connecting structure, a fire extinguishing agent storage tank is positioned below the jet control box, a power supply and a high-pressure gas bottle are arranged inside the frame center main body, the high-pressure gas bottle is connected with the top inlet of the fire extinguishing agent, the bottle mouth of the high-pressure gas bottle is also provided with a pressure reducing valve. The unmanned aerial vehicle is provided with the high-pressure gas bottle, the high-pressure gas can provide continuous and stable pressure for the injection of the fire extinguishing agent after being decompressed by the decompression valve, and the effect is achieved that the space occupied by the gas in the space in the tank body can be continuously expanded in the process of continuously injecting the fire extinguishing agent; if the form of high-pressure gas input from the outside is not adopted, the gas pressure in the tank body can be continuously reduced along with the continuous spraying of the fire extinguishing agent, the spraying outlet speed of the fire extinguishing agent jet flow is also lower and lower, and the good fire extinguishing agent spraying effect can not be achieved.
As one of the technical solutions, preferably, the reaction force of the jet flow of the nozzle pipe and the resultant thrust of the tail thrust propeller are on the same straight line. The reaction force of jet flow of a nozzle of the spray pipe and the combined thrust of the tail pushing propeller are on the same straight line, so that when the fire extinguishing agent is sprayed, no matter how the gravity center position of the whole machine changes in the vertical direction, the effect of extra torque is not generated.
As one of the technical solutions, preferably, the nozzle is fixed to the horn by a nozzle support link. The problem of great flexibility is encountered with the lengthy fire extinguishing agent nozzle, which is positioned by being fixed to the horn by the nozzle support link.
As one of the technical solutions, it is preferable that a first electromagnetic valve is provided below an inlet of the top of the fire extinguishing agent storage tank into which the pressure-resistant hose is connected, a high-pressure gas discharge port is provided on the other side of the top of the fire extinguishing agent storage tank, and a second electromagnetic valve is provided below the high-pressure gas discharge port. The electromagnetic valve is helpful for remotely controlling the on-off of the high-pressure gas.
As one of the technical solutions, preferably, the rack center main body is further provided with an undercarriage, the undercarriage is fastened on the horn, and the horizontal rod of the undercarriage is lower than the bottom of the storage tank. Can play the effect of supporting and protecting the organism when unmanned aerial vehicle ground is shut down.
As one of the technical scheme, preferably, the fire extinguishing agent storage tank is a cylinder, the upper end face and the lower end face of the fire extinguishing agent storage tank are sealed by hemispherical shell surfaces, a storage tank space partition plate is arranged inside the storage tank and is not in contact with the bottom of the fire extinguishing agent storage tank, the bottom of the fire extinguishing agent storage tank is communicated, a liquid level gauge is arranged at the bottom of the fire extinguishing agent storage tank, and an air pressure detector is arranged at the top of the fire extinguishing agent storage. Because the fire extinguishing agent storage tank should have certain pressure resistance, according to pressure vessel's design principle, this fire extinguishing agent storage tank is the cylinder and two up-down terminal surfaces are with partial spheroid shell face head, the inside fire extinguishing agent division board that sets up of storage tank, cut apart the inner space of storage tank cylinder region, when because unmanned aerial vehicle rocks and leads to fire extinguishing agent liquid level height inconsistent, can weaken its influence degree, for guaranteeing that the supply of fire extinguishing agent is continuous reliable, the storage tank bottom is the intercommunication, after guaranteeing to cut apart, fire extinguishing agent liquid level height in each space is unanimous, the installation liquid level gauge of storage tank bottom, when it does not detect the liquid level, send the signal to injection controller promptly, stop the operation and return safe drop point, tank deck installation pressure detector is used for monitoring the internal gas pressure of jar after the high-pressure gas of input.
As one of the technical solutions, preferably, the fire extinguishing agent storage tank is connected with the controller box body through a hard conduit, and the hard conduit extends into the tank body to a depth not exceeding the detection depth of the liquid level gauge. The fire extinguishing agent storage tank is connected with the controller box body through a hard conduit and is also used as a fire extinguishing agent circulation channel, and the depth of the fire extinguishing agent storage tank does not exceed the detection depth of the liquid level gauge so as to ensure the circulation of the fire extinguishing agent.
As one technical scheme, preferably, a plurality of hard conduits are distributed in different spaces separated by the storage tank space partition plate, and the hard conduits are connected to the tail end of the spray pipe after being converged by a multi-way valve in the control box. The fire extinguishing agent is collected by a multi-way valve and then is connected to the tail end of the spray pipe to realize uniform delivery of the liquid fire extinguishing agent.
As one of the technical solutions, preferably, a master control board and a data transmission device are disposed in the injection control box, the first electromagnetic valve, the second electromagnetic valve, the liquid level gauge, the air pressure detector and the data transmission device are electrically connected to the master control board, and the data transmission device is configured to receive and output a radio signal. The master control board is positioned in the control box and used for interacting with control signals of a ground end, on-off control signals, liquid level monitoring signals and gas pressure monitoring signals in the tank body of the two electromagnetic valves are collected and output to the data transmission device, the data transmission device sends the signals back to the ground station in a radio signal mode, similarly, the control signals of the ground station are received and output to the master control board, and the master control board outputs electric signals for controlling actuating mechanisms such as the electromagnetic valves.
As one of the technical solutions, preferably, the front end of the rack center main body is provided with an image acquisition device, and the rack center main body is further provided with an image transmission device inside. The image acquisition device is installed to center main part front end, sends the image information who will collect back to ground end through image transmission equipment and controls unmanned aerial vehicle, judgement condition of a fire and fire control effect in order to supply ground personnel.
Compared with the prior art, the beneficial effects of the utility model are that:
1. adopt the form of thrust oar to offset because the reaction force that high-speed injection fire extinguishing agent produced the organism for unmanned aerial vehicle's gesture remains stable, is favorable to operating personnel to carry out accurate and quick judgement to the condition of putting out a fire on the scene of a fire.
2. Length surpasss the nozzle of unmanned aerial vehicle rotor face, avoid the unmanned aerial vehicle rotor because the lower washing air current of high-speed rotatory production, thereby do not influence the jet distance of fire extinguishing agent, at fire extinguishing agent spun whole in-process, utilize high-pressure gas's pressure energy to change into the kinetic energy of fire extinguishing agent, gas pressure is to the fire extinguishing agent acting, spray tube length directly influences the effect distance of power, thereby influence the exit velocity of fire extinguishing agent, so in order to reach certain exit velocity, need the spray tube of certain length.
3. The fire extinguishing agent storage tank with the upper end face and the lower end face in the communicated state and the inner space partially separated is adopted, so that the fluctuation of the liquid level of the fire extinguishing agent stored in the fire extinguishing agent storage tank due to the change of the posture of the unmanned aerial vehicle is weakened, and the spraying continuity of the fire extinguishing agent is ensured.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is an isometric view of the multi-rotor drone of the present invention;
fig. 2 is a schematic view of a front view structure of the multi-rotor unmanned aerial vehicle;
fig. 3 is a schematic top view of the multi-rotor unmanned aerial vehicle of the present invention;
fig. 4 is a left view structural schematic diagram of the multi-rotor unmanned aerial vehicle of the present invention;
fig. 5 is a schematic structural view of a fire extinguishing agent storage tank of the multi-rotor unmanned aerial vehicle;
wherein, 1, a frame center main body; 2. a horn; 3. a motor base; 4. a lift motor; 5. a lift propeller; 6. a control box; 7. a nozzle; 8. a spout; 9. a tail propeller; 10. a tail pushing motor; 11. a connecting structure; 12. a fire suppressant storage tank; 13. a power source; 14. a high pressure gas bottle; 15. a pressure-resistant hose; 16. a pressure reducing valve; 17. the spray pipe supports the connecting rod; 18. a first electromagnetic valve; 19. a high pressure gas vent; 20. a second electromagnetic valve; 21. a landing gear; 22. a horizontal bar; 23. a storage tank space divider plate; 24. a liquid level gauge; 25. an air pressure monitor; 26. a rigid conduit; 27. a multi-way valve; 28. a master control board; 29. a data transmission device; 30. an image acquisition device; 31. an image transmission apparatus.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein.
As shown in fig. 1 to 5, a novel multi-rotor unmanned aerial vehicle for fire extinguishing comprises a frame center main body 1 and a boom 2 circumferentially arranged along the frame center main body 1, wherein the boom 2 extends from the frame center main body 1 to the periphery, the tail end of the boom 2 is provided with a lift motor 4 and a lift propeller 5 driven by the lift motor 4 through a motor base 3, a jet control box 6 is arranged below the frame center main body 1, a jet pipe 7 extending out of a rotor surface of the multi-rotor unmanned aerial vehicle is led out from the front end of the jet control box 6, the tail end of the jet pipe 7 is provided with a nozzle 8, the rear end of the jet control box 6 is provided with a tail propeller 9, the tail propeller 9 is arranged on a tail propeller motor 10, the tail propeller 9 is connected to the jet control box 6 through a connecting structure 11, a fire extinguishing agent storage tank 12 is arranged below the jet control box 6, a power supply 13 is arranged, The high-pressure gas bottle 14, the mouth of the high-pressure gas bottle 14 and the top inlet of the fire extinguishing agent storage tank 12 are connected through a pressure-resistant hose 15, and the mouth of the high-pressure gas bottle 14 is also provided with a pressure reducing valve 16. The unmanned aerial vehicle is provided with the high-pressure gas bottle, the high-pressure gas can provide continuous and stable pressure for the injection of the fire extinguishing agent after being decompressed by the decompression valve, and the effect is achieved that the space occupied by the gas in the space in the tank body can be continuously expanded in the process of continuously injecting the fire extinguishing agent; if the form of high-pressure gas input from the outside is not adopted, the gas pressure in the tank body can be continuously reduced along with the continuous spraying of the fire extinguishing agent, the spraying outlet speed of the fire extinguishing agent jet flow is also lower and lower, and the good fire extinguishing agent spraying effect can not be achieved.
The reaction force of jet flow of a nozzle 8 of the spray pipe 7 and the combined thrust of the tail thrust propeller 9 are on the same straight line.
The novel multi-rotor unmanned aerial vehicle structurally comprises at least three rotors in a horizontal plane, wherein the rotors are used for directly providing lift force in the vertical direction, and a plurality of rotors and motors with the same number as the rotors are arranged on arms with the same number as the rotors, and the arms extend from a central main body to the periphery; at least one tail that provides the thrust of direction of advance pushes away the screw, a reaction force because the high-speed blowout of fire extinguishing agent produces when being used for offsetting unmanned aerial vehicle putting out a fire the operation, the tail pushes away the screw and is connected to the injection control box that is located central main part below through connection structure, a spray tube that surpasss many rotor unmanned aerial vehicle rotor planes is drawn forth to injection control box front end, the high-speed blowout of liquid fire extinguishing agent from the top spout department of spray tube, the spray tube pushes away the close thrust line of screw with the tail on same straight line, when in order to realize spraying the fire extinguishing agent, no matter how the change of complete machine focus position on the vertical direction, all not produce the effect of extra moment of.
The power output to the tail-pushing propeller can be calculated according to the following mode that the total volume of the carried liquid fire extinguishing agent is V L, 100% of the carried liquid fire extinguishing agent cannot be sprayed in practical use, the sprayed volume is assumed to account for 95% of the total volume, the fire extinguishing agent is required to be sprayed in t minutes, the speed of the liquid fire extinguishing agent sprayed from a spray opening is vm/s, and the density of the liquid fire extinguishing agent is rho kg/m3The mass of the fire extinguishing agent sprayed per unit time is (0.95 V.10)-3ρ)/(60t) (unit: kg/s) of the fire extinguishing agent, the reaction force of the fire extinguishing agent to the machine body is constant and the magnitude of the reaction force is (0.95V 10)-3ρ · v)/(60t) (unit: newton), the number of tail propellers usedN, the thrust of a single tail propeller is (0.95V 10)-3Rho.v)/(60 t.N), the power efficiency (weight of the object which can be lifted after the unit power is converted by the propeller) of the tail thrust propeller is η (unit: kg/kw), and the power which should be supplied to the single tail thrust propeller is (0.95 V.10)-3Rho · v)/(60t · N · 9.8 · η) (unit: watt) in addition, the addition of a tail-thrust propeller is helpful for improving the maneuverability of the unmanned aerial vehicle.
A high-pressure gas bottle is fixedly arranged in the central main body to be used as a pressure source for high-speed spraying of the fire extinguishing agent, and high-pressure nitrogen which is easy to obtain and is safer can be considered. High-pressure gas is stored in the gas cylinder, after the decompression of relief pressure valve through being located bottleneck department, the top entry of carrying the fire extinguishing agent storage tank of below behind the withstand voltage hose of flowing through is in the bayonet joint department of going into the top entry with the hose grafting and is in order realizing high-pressure gas and carry, but this entry below is equipped with an electromagnetic valve, but remote control high-pressure gas's break-make, and what correspond is equipped with a high-pressure gas discharge outlet equally at the top of storage tank opposite side, with the on-off state of another electromagnetic valve control discharge outlet.
The lance 7 is secured to the horn 2 by a lance support link 17. The problem of great flexibility is encountered with the lengthy fire extinguishing agent nozzle, which is positioned by being fixed to the horn by the nozzle support link.
A first electromagnetic valve 18 is provided below the inlet of the top of the fire extinguishing agent storage tank 12 into which the pressure-resistant hose 15 is inserted, and a high-pressure gas discharge port 19 is provided on the other side of the top of the fire extinguishing agent storage tank 12, and a second electromagnetic valve 20 is provided below the high-pressure gas discharge port 19. The electromagnetic valve is helpful for remotely controlling the on-off of the high-pressure gas.
The frame center body 1 is also provided with a landing gear 21, the landing gear 21 is fastened on the horn 2, and the horizontal rod 22 of the landing gear 21 is positioned at a height lower than the bottom of the fire extinguishing agent storage tank 12. Can play the effect of supporting and protecting the organism when unmanned aerial vehicle ground is shut down.
The fire extinguishing agent storage tank 12 is a cylinder, the upper end face and the lower end face of the fire extinguishing agent storage tank are sealed by hemispherical shell faces, a storage tank space partition plate 23 is arranged inside the storage tank, the storage tank space partition plate 23 is not in contact with the bottom of the storage tank, the bottom of the fire extinguishing agent storage tank 12 is communicated, a liquid level gauge 24 is arranged at the bottom of the fire extinguishing agent storage tank, and an air pressure detector 25 is arranged at the top of the. Because the fire extinguishing agent storage tank should have certain pressure resistance, according to pressure vessel's design principle, this fire extinguishing agent storage tank is the cylinder and two up-down terminal surfaces are with partial spheroid shell face head, the inside fire extinguishing agent division board that sets up of storage tank, cut apart the inner space of storage tank cylinder region, when because unmanned aerial vehicle rocks and leads to fire extinguishing agent liquid level height inconsistent, can weaken its influence degree, for guaranteeing that the supply of fire extinguishing agent is continuous reliable, the storage tank bottom is the intercommunication, after guaranteeing to cut apart, fire extinguishing agent liquid level height in each space is unanimous, the installation liquid level gauge of storage tank bottom, when it does not detect the liquid level, send the signal to injection controller promptly, stop the operation and return safe drop point, tank deck installation pressure detector is used for monitoring the internal gas pressure of jar after the high-pressure gas of input.
The fire extinguishing agent storage tank 12 is connected with the box body of the spray controller 6 through a hard conduit 26, and the depth of the hard conduit 26 extending into the tank body does not exceed the detection depth of the liquid level gauge 24. The fire extinguishing agent storage tank is connected with the controller box body through a hard conduit and is also used as a fire extinguishing agent circulation channel, and the depth of the fire extinguishing agent storage tank does not exceed the detection depth of the liquid level gauge so as to ensure the circulation of the fire extinguishing agent.
A plurality of hard conduits 26 are distributed in different spaces separated by the tank space partition 23, and the hard conduits 26 are connected to the end of the nozzle 7 after being collected in the control box 6 through a multi-way valve 27. The fire extinguishing agent is collected by a multi-way valve and then is connected to the tail end of the spray pipe to realize uniform delivery of the liquid fire extinguishing agent.
The injection control box 6 is internally provided with a master control board 28 and a data transmission device 29, the first electromagnetic valve 18, the second electromagnetic valve 20, the liquid level gauge 24, the air pressure detector 25 and the data transmission device 29 are all electrically connected with the master control board 28, and the data transmission device 29 is used for receiving and outputting radio signals. The master control board is positioned in the control box and used for interacting with control signals of a ground end, on-off control signals, liquid level monitoring signals and gas pressure monitoring signals in the tank body of the two electromagnetic valves are collected and output to the data transmission device, the data transmission device sends the signals back to the ground station in a radio signal mode, similarly, the control signals of the ground station are received and output to the master control board, and the master control board outputs electric signals for controlling actuating mechanisms such as the electromagnetic valves.
The front end of the frame center main body 1 is provided with an image acquisition device 30, and an image transmission device 31 is further arranged inside the frame center main body 1. The image acquisition device is installed to center main part front end, sends the image information who will collect back to ground end through image transmission equipment and controls unmanned aerial vehicle, judgement condition of a fire and fire control effect in order to supply ground personnel.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a novel many rotor unmanned aerial vehicle for putting out a fire, includes frame center main part and the horn that sets up along frame center main part circumference, its characterized in that: the aircraft arm extends all around from frame center main part, and lift motor driven lift screw are installed through the motor cabinet to the aircraft arm end, frame center main part below is provided with the injection control box, and a spray tube that surpasss many rotor unmanned aerial vehicle rotary wing face is drawn forth to the injection control box front end, and the end of spray tube is equipped with the spout, and injection control box rear end is equipped with the tail and pushes away the screw, and the tail pushes away the screw and installs on the tail pushes away the motor, the tail pushes away the screw and is connected to the injection control box through connection structure on, and the fire extinguishing agent storage tank is located injection control box below, frame center main part inside is equipped with power, high-pressure gas bottle, connect through withstand voltage hose between the bottleneck of high-pressure gas bottle and the top entry of fire extinguishing agent storage tank, the bottleneck of high.
2. A novel multi-rotor drone for fire suppression according to claim 1, characterized in that: the reaction force of jet flow of the nozzle of the spray pipe and the combined thrust of the tail thrust propeller are on the same straight line.
3. A novel multi-rotor drone for fire suppression according to claim 1, characterized in that: the spray pipe is fixed on the machine arm through a spray pipe supporting connecting rod.
4. A novel multi-rotor drone for fire suppression according to claim 1, characterized in that: a first electromagnetic valve is arranged below an inlet at the top of a fire extinguishing agent storage tank connected with the pressure-resistant hose, a high-pressure gas discharge port is arranged on the other side of the top of the fire extinguishing agent storage tank, and a second electromagnetic valve is arranged below the high-pressure gas discharge port.
5. A novel multi-rotor drone for fire suppression according to claim 1, characterized in that: and the undercarriage is also arranged on the central main body of the rack, the undercarriage is fastened on the horn, and the height of the horizontal rod of the undercarriage is lower than the bottom of the storage tank.
6. A novel multi-rotor drone for fire suppression according to claim 1, characterized in that: the fire extinguishing agent storage tank is a cylinder, the upper end face and the lower end face of the fire extinguishing agent storage tank are sealed by hemispherical shell faces, a storage tank space partition plate is arranged inside the storage tank, the storage tank space partition plate is not in contact with the bottom of the fire extinguishing agent storage tank, the bottom of the fire extinguishing agent storage tank is communicated, a liquid level gauge is installed at the bottom of the fire extinguishing agent storage tank, and an air pressure monitor is installed at the top end of.
7. A novel multi-rotor drone for extinguishing fires according to claim 6, characterised in that: the fire extinguishing agent storage tank is connected with the controller box body through a hard conduit, and the depth of the hard conduit extending into the tank body is not more than the detection depth of the liquid level gauge.
8. A novel multi-rotor drone for extinguishing fires according to claim 7, characterised in that: the hard conduits are distributed in different spaces separated by the storage tank space partition plate, collected by the multi-way valve in the control box and then connected to the tail end of the spray pipe.
9. A novel multi-rotor drone for extinguishing fires according to any of claims 1 to 8, characterized in that: the injection control box is internally provided with a master control board and a data transmission device, the first electromagnetic valve, the second electromagnetic valve, the liquid level gauge, the air pressure detector and the data transmission device are electrically connected with the master control board, and the data transmission device is used for receiving and outputting radio signals.
10. A novel multi-rotor drone for extinguishing fires according to any of claims 1 to 8, characterized in that: the front end of the rack center main body is provided with an image acquisition device, and an image transmission device is further arranged inside the rack center main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921544378.2U CN211167419U (en) | 2019-09-17 | 2019-09-17 | A novel many rotor unmanned aerial vehicle for putting out a fire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921544378.2U CN211167419U (en) | 2019-09-17 | 2019-09-17 | A novel many rotor unmanned aerial vehicle for putting out a fire |
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| Publication Number | Publication Date |
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| CN211167419U true CN211167419U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921544378.2U Active CN211167419U (en) | 2019-09-17 | 2019-09-17 | A novel many rotor unmanned aerial vehicle for putting out a fire |
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| CN (1) | CN211167419U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113120232A (en) * | 2021-04-26 | 2021-07-16 | 苏州喜全软件科技有限公司 | Unmanned aerial vehicle capable of realizing attitude adjustment by folding rotating propellers |
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2019
- 2019-09-17 CN CN201921544378.2U patent/CN211167419U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113120232A (en) * | 2021-04-26 | 2021-07-16 | 苏州喜全软件科技有限公司 | Unmanned aerial vehicle capable of realizing attitude adjustment by folding rotating propellers |
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