CN210124248U - Automatic starting and fire shutting system of mist plant protection unmanned aerial vehicle - Google Patents
Automatic starting and fire shutting system of mist plant protection unmanned aerial vehicle Download PDFInfo
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- CN210124248U CN210124248U CN201920865693.9U CN201920865693U CN210124248U CN 210124248 U CN210124248 U CN 210124248U CN 201920865693 U CN201920865693 U CN 201920865693U CN 210124248 U CN210124248 U CN 210124248U
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Abstract
The utility model discloses an automatic start and fire-off system of an atomizing plant protection unmanned aerial vehicle, which comprises a pressure reduction device, an engine, an ignition device, a fire-off device and a time delay device, wherein the ignition device and the fire-off device are respectively electrically connected with the pressure reduction device, the time delay device is arranged between the ignition device and the pressure reduction device, and the time delay device is used for controlling the ignition device to start and delay for 3-10 s; the starting device comprises a pulse type engine and an oil tank; the ignition device comprises an ignition mechanism and an inflation mechanism, one end of the ignition mechanism and one end of the inflation mechanism are respectively connected with the pulse type engine, the other end of the ignition mechanism and the other end of the inflation mechanism are respectively electrically connected with the delay device, and the inflation mechanism is used for inflating the pulse type engine; the fire shutting device is used for exhausting gas in the pulse type engine. The utility model has the advantages of simple overall structure, low in manufacturing cost, degree of automation is high, realize the aerial time delay of spraying the process and ignite and shut off the fire, and the security is high.
Description
Technical Field
The utility model relates to an unmanned air vehicle technique field, in particular to mist plant protection unmanned aerial vehicle's automatic start and fire extinguishing system.
Background
The unmanned plane is called unmanned plane for short, and is an unmanned plane operated by radio remote control equipment and a self-contained program control device. Drones are in fact a generic term for unmanned aircraft.
Plant protection unmanned aerial vehicle is the unmanned aircraft who is used for agriculture and forestry plant protection operation, and this type unmanned aircraft comprises flight platform (fixed wing, helicopter, multiaxis aircraft), navigation flight control, spraying mechanism triplex, flies the accuse through ground remote control or navigation, realizes spraying the operation, can spray medicament, seed, powder etc..
The unmanned small helicopter has the advantages of low operation height, less drift, capability of hovering in the air, no need of a special take-off and landing airport, capability of increasing the penetrability of fog flow to crops due to downward airflow generated by the rotor wing, high prevention and control effect, remote control operation, capability of avoiding the danger of pesticide exposure of spraying operation personnel, and improvement on the safety of spraying operation and the like. In addition, the spraying technology of the plant protection unmanned helicopter adopts a spraying mode, so that the pesticide usage amount can be saved by at least 50%, and the water consumption can be saved by 90%, thereby greatly reducing the resource cost. The plant protection unmanned aerial vehicle integrally uses electric power to take off, and is small in size, light in weight, low in depreciation rate, low in unit operation labor cost and easy to maintain. Based on the advantages, the plant protection unmanned helicopter is widely popularized in the technical field of agriculture, but the plant protection unmanned helicopter system in China is not mature.
The plant protection unmanned aerial vehicle in China has the following defects: the atomizing of current plant protection unmanned aerial vehicle sprays degree of automation is low, can not realize that the atomizing sprays aerial ignition and closing fire, is opening on ground and sprays the switch after, is making unmanned aerial vehicle drive the medical kit and flies to aerial, sprays the completion back, just will spray the switch and close after unmanned aerial vehicle drives atomizing machine landing ground, this in-process again for pesticide liquid is unrestrained, also has the harm to user's health.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is according to the not enough of above-mentioned prior art, provide a simple structure, low in manufacturing cost, degree of automation is high, realize the aerial time delay of spraying the process and ignite and close the fire, and high mist plant protection unmanned aerial vehicle's of security automatic start and close the fire system.
In order to solve the technical problem, the technical scheme of the utility model is that: an automatic starting and fire shutting system of an unmanned aerial vehicle for mist plant protection comprises a voltage reduction device, an starting device, an ignition device, a fire shutting device and a time delay device, wherein the ignition device and the fire shutting device are respectively and electrically connected with the voltage reduction device, the voltage reduction device provides direct current voltage for the ignition device and the fire shutting device to work, the time delay device is arranged between the ignition device and the voltage reduction device, and the time delay device is used for controlling the ignition device to start and delay for 3-10 s; the starting device comprises a pulse type engine and an oil tank, and the oil tank is used for carrying gasoline when the pulse type engine works; the ignition device comprises an ignition mechanism and an inflation mechanism, one end of the ignition mechanism and one end of the inflation mechanism are respectively connected with the pulse type engine, the other end of the ignition mechanism and the other end of the inflation mechanism are respectively electrically connected with the delay device, and the inflation mechanism is used for inflating the pulse type engine; the fire shutting device comprises an air discharging mechanism which is used for discharging gas in the pulse type engine.
As to the utility model discloses a further explanation:
preferably, step-down device electric connection unmanned aerial vehicle battery to convert the voltage of unmanned aerial vehicle battery into 12V direct current voltage.
Preferably, the delay device comprises a delay control board, and the delay control board controls the ignition device to start the delay operation for 5 s.
Preferably, the inflating mechanism of the ignition device comprises an inflator and a first electromagnetic valve, the first electromagnetic valve controls the operation of the inflator, and the delay control board controls the first electromagnetic valve to start and delay the operation, so that the inflator can inflate the pulse type engine or not.
Preferably, the air release mechanism of the fire-stopping device comprises an air release pump and a second electromagnetic valve, and the second electromagnetic valve controls whether the air release pump works or not, so that the air release pump can discharge air in the pulse type engine or not.
Preferably, the fuel gas generator further comprises a smoke generator, the pulse type engine is communicated with the smoke generator and used for injecting gasified gasoline to the smoke generator, and the ignition mechanism is used for igniting the gasified gasoline injected by the pulse type engine so that the gasified gasoline is combusted in the smoke generator to generate high-speed smoke.
Preferably, a fuel tank cover is arranged on a fuel tank of the starting device.
Preferably, the pressure reduction device, the starting device, the ignition device, the fire shutoff device and the time delay device are arranged in the machine shell.
The utility model has the advantages that: the utility model comprises a voltage reducing device, an engine, an igniter, a fire shutting device and a time delay device, wherein the igniter and the fire shutting device are respectively electrically connected with the voltage reducing device, the voltage reducing device is electrically connected with an unmanned aerial vehicle storage battery and converts the voltage of the unmanned aerial vehicle storage battery into 12V direct current voltage to provide the direct current voltage when the igniter and the fire shutting device work, and the structure is simple, the manufacturing cost is low and the safety is high; secondly, the delay device is arranged between the ignition device and the voltage reduction device and is used for controlling the ignition device to start for delay operation for 3-10 s, preferably 5s, so that the ignition device is prevented from being unsmooth in ignition or being damaged due to frequent ignition; the pulse type engine is communicated with the smoke generator and used for spraying gasified gasoline to the smoke generator, the ignition mechanism is used for igniting the gasified gasoline sprayed by the pulse type engine, so that the gasified gasoline is combusted in the smoke generator to generate high-speed smoke, the high-speed smoke drives the atomized pesticide liquid in the pesticide box to be sprayed outwards, the pesticide utilization rate is high, the spraying effect is good, and the penetrability of pesticide liquid fog flow to crops is increased; its four, ignition include ignition mechanism and aerify the mechanism, ignition mechanism and the one end of aerifing the mechanism are connected with the pulsed engine respectively, the other end respectively with delay device electric connection, it is used for aerifing the pulsed engine to aerify the mechanism to aerify, it is including disappointing the mechanism to shut off the fire device, it is used for discharging the gas in the pulsed engine to lose the mechanism, thereby make the pulsed engine stop spraying gasified gasoline to the smog generator, make the gasified gasoline in the smog generator stop burning, realize aerial time delay ignition and shut off the fire, overcome current plant protection unmanned aerial vehicle and opened the back of spray switch on ground, make unmanned aerial vehicle drive the medical kit fly to the air, spray the completion back, just will spray the switch and close after unmanned aerial vehicle drives the mist sprayer landing ground, in this process, make the liquid medicine unrestrained, also harm the drawback to user's health, the security that the pesticide sprayed has been improved greatly, the utility model discloses overall structure is simple, low in manufacturing cost, degree of automation is high, realize spraying the aerial time delay of process and ignite and shut off the fire, and the security is high.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the overall structure of the atomizing plant protection unmanned aerial vehicle.
In the figure: 1. a pressure reducing device; 2. a pulse type engine; 3. an oil tank; 4. a fuel tank cap; 5. an ignition mechanism; 6. a delay control panel; 7. an inflator pump; 8. a first solenoid valve; 9. an air release pump; 10. a second solenoid valve; 11. a smoke generator; 12. a heat dissipation port; 13. a smoke conveying bellows; 14. an agricultural chemical tube; 15. a casing.
Detailed Description
The structure and operation of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 2, is an overall structure diagram of the atomizing plant protection unmanned aerial vehicle, and the upper end of the atomizing plant protection unmanned aerial vehicle is an unmanned aerial vehicle body 100, and an atomizing machine 200 is installed at the lower end of the unmanned aerial vehicle body. The utility model discloses mist plant protection unmanned aerial vehicle's automatic start and fire extinguishing system set up in mist sprayer 200.
As shown in fig. 1, the utility model relates to an automatic start and fire-stopping system of mist plant protection unmanned aerial vehicle, including pressure reduction means 1, start device, ignition, fire-stopping device and delay unit, pressure reduction means 1, start device, ignition, fire-stopping device and delay unit install in casing 15 (see fig. 2).
The ignition device and the fire shutting device are respectively electrically connected with the voltage reduction device 1, the voltage reduction device 1 provides direct current voltage for the ignition device and the fire shutting device to work, the delay device is arranged between the ignition device and the voltage reduction device 1 and is used for controlling the ignition device to start and delay for 3-10 s; the starting device comprises a pulse type engine 2 and an oil tank 3, wherein an oil tank cover 4 is arranged on the oil tank 3 of the starting device, the oil tank 3 is used for bearing gasoline when the pulse type engine 2 works, and the pulse type engine can be started in 3 s-4 s; the ignition device comprises an ignition mechanism 5 and an inflation mechanism, one end of the ignition mechanism 5 and one end of the inflation mechanism are respectively connected with the pulse type engine 2, the other end of the ignition mechanism 5 and the other end of the inflation mechanism are respectively electrically connected with the delay device, and the inflation mechanism is used for inflating the pulse type engine 2; the fire shutting device includes a gas release mechanism for discharging gas in the pulse type engine 2.
Step-down device 1 electric connection unmanned aerial vehicle battery (the voltage that unmanned aerial vehicle held the battery generally is 42V) to the voltage conversion who holds the battery with unmanned aerial vehicle is 12V direct current voltage.
The time delay device comprises a time delay control board 6, the time delay control board 6 controls the ignition device to work in a time delay mode for 5s when the ignition device is started, and the ignition device 5 and the inflation device work for 5 s.
The inflating mechanism of the ignition device comprises an inflator pump 7 and a first electromagnetic valve 8, the first electromagnetic valve 8 controls whether the inflator pump 7 works, and the delay control panel 6 controls the first electromagnetic valve 8 to start and delay to work, so that the inflator pump 7 inflates the pulse type engine 2.
The air release mechanism of the fire shutting device comprises an air release pump 9 and a second electromagnetic valve 10, wherein the second electromagnetic valve 10 controls whether the air release pump 9 works or not, so that whether the air release pump 9 discharges air in the pulse type engine 2 or not is judged, and the fire of the pulse type engine 2 is shut down in an air release mode.
The device is characterized by further comprising a smoke generator 11, the pulse type engine 2 is communicated with the smoke generator 11 and used for spraying gasified gasoline to the smoke generator 11, and the ignition mechanism 5 is used for igniting the gasified gasoline sprayed by the pulse type engine 2, so that the gasified gasoline is combusted in the smoke generator 11 to generate high-speed smoke. One end of the smoke generator 11 is provided with a heat dissipation port 12, the other end of the smoke generator is connected with a smoke conveying corrugated pipe 13, the pesticide liquid is communicated with the smoke conveying corrugated pipe 13 through a pesticide pipe 14, the pesticide pipe 14 is used for conveying atomized pesticide liquid to enter the smoke conveying corrugated pipe 13, and the high-speed smoke drives the atomized pesticide liquid to be sprayed outwards through the smoke conveying corrugated pipe 13.
The above, only the utility model discloses preferred embodiment, all be according to the utility model discloses a technical scheme does any slight modification, the equivalent change and the modification to above embodiment, all belong to the utility model discloses technical scheme's within range.
Claims (8)
1. The utility model provides an automatic start and fire extinguishing system of mist plant protection unmanned aerial vehicle which characterized in that: the ignition device and the fire shutting device are respectively electrically connected with the voltage reducing device, the voltage reducing device provides direct current voltage for the ignition device and the fire shutting device to work, the time delay device is arranged between the ignition device and the voltage reducing device, and the time delay device is used for controlling the ignition device to start and delay for 3-10 s; the starting device comprises a pulse type engine and an oil tank, and the oil tank is used for carrying gasoline when the pulse type engine works; the ignition device comprises an ignition mechanism and an inflation mechanism, one end of the ignition mechanism and one end of the inflation mechanism are respectively connected with the pulse type engine, the other end of the ignition mechanism and the other end of the inflation mechanism are respectively electrically connected with the delay device, and the inflation mechanism is used for inflating the pulse type engine; the fire shutting device comprises an air discharging mechanism which is used for discharging gas in the pulse type engine.
2. The automatic start and fire-shutting system of a mist plant protection unmanned aerial vehicle of claim 1, wherein: step-down device electric connection unmanned aerial vehicle battery to convert the voltage of unmanned aerial vehicle battery into 12V direct current voltage.
3. The automatic start and fire-shutting system of a mist plant protection unmanned aerial vehicle of claim 1, wherein: the time delay device comprises a time delay control panel, and the time delay control panel controls the ignition device to start and delay for 5 s.
4. The automatic start and fire-shutting system of a mist plant protection unmanned aerial vehicle of claim 3, wherein: the air charging mechanism of the ignition device comprises an air charging pump and a first electromagnetic valve, wherein the first electromagnetic valve controls the air charging pump to work or not, and the delay control panel controls the first electromagnetic valve to start and delay the work, so that the air charging pump charges the pulse type engine or not.
5. The automatic start and fire-shutting system of a mist plant protection unmanned aerial vehicle of claim 1, wherein: the air release mechanism of the fire-stopping device comprises an air release pump and a second electromagnetic valve, and the second electromagnetic valve controls whether the air release pump works or not, so that the air release pump can discharge air in the pulse type engine or not.
6. The automatic start and fire-shutting system of a mist plant protection unmanned aerial vehicle of any one of claims 1 to 5, wherein: the ignition mechanism is used for igniting the gasified gasoline sprayed by the pulse type engine, so that the gasified gasoline is combusted in the smoke generator to generate high-speed smoke.
7. The automatic start and fire-shutting system of a mist plant protection unmanned aerial vehicle of claim 6, wherein: and an oil tank cover is arranged on an oil tank of the starting device.
8. The automatic start and fire-shutting system of a mist plant protection unmanned aerial vehicle of claim 7, wherein: the pressure reduction device, the starting device, the ignition device, the fire shutting device and the time delay device are arranged in the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920865693.9U CN210124248U (en) | 2019-06-11 | 2019-06-11 | Automatic starting and fire shutting system of mist plant protection unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920865693.9U CN210124248U (en) | 2019-06-11 | 2019-06-11 | Automatic starting and fire shutting system of mist plant protection unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210124248U true CN210124248U (en) | 2020-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920865693.9U Active CN210124248U (en) | 2019-06-11 | 2019-06-11 | Automatic starting and fire shutting system of mist plant protection unmanned aerial vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN210124248U (en) |
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- 2019-06-11 CN CN201920865693.9U patent/CN210124248U/en active Active
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Address after: 523000 Room 401, No.14, Xinhe Road, Xiaobian, Chang'an Town, Dongguan City, Guangdong Province Patentee after: DONGGUAN FLIGHT AVIATION TECHNOLOGY Co.,Ltd. Address before: No.10 Funing street, Lianhua Industrial Zone, Xian Xi, Chang'an Town, Dongguan City, Guangdong Province 523000 Patentee before: DONGGUAN FLIGHT AVIATION TECHNOLOGY Co.,Ltd. |
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