CN219200982U - Unmanned aerial vehicle who contains multichannel water intaking device - Google Patents
Unmanned aerial vehicle who contains multichannel water intaking device Download PDFInfo
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- CN219200982U CN219200982U CN202223571604.0U CN202223571604U CN219200982U CN 219200982 U CN219200982 U CN 219200982U CN 202223571604 U CN202223571604 U CN 202223571604U CN 219200982 U CN219200982 U CN 219200982U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 243
- 238000005070 sampling Methods 0.000 claims abstract description 121
- 238000007599 discharging Methods 0.000 claims abstract description 15
- 239000003990 capacitor Substances 0.000 claims description 18
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- 238000005516 engineering process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
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- 238000004891 communication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
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- 230000006978 adaptation Effects 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
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- 239000012488 sample solution Substances 0.000 description 1
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Abstract
The utility model discloses an unmanned aerial vehicle with a multichannel water taking device, and aims at the problem that the sampling efficiency of the unmanned aerial vehicle in the prior art still needs to be improved. The multichannel water taking device comprises a sampling pipeline and a sample discharging pipeline, wherein the sampling pipeline comprises a sampling water inlet pipe, a water collecting control valve, a water pump, a water discharging control valve, a channel switching electromagnetic valve and a sampling barrel, and the sampling water inlet pipe is sequentially connected with a normally closed port of the water collecting control valve, a water inlet and a water outlet of the water pump, a normally closed port of the water discharging control valve, a normally open port of the channel switching electromagnetic valve and a water inlet of the sampling barrel through pipelines; the drainage pipeline comprises a sampling water inlet pipe, a water sampling control valve, a water pump, a drainage control valve and a sampling water outlet pipe, wherein the sampling water inlet pipe is sequentially connected with a normally closed port of the water sampling control valve, a water inlet and a water outlet of the water pump, a normally open port of the drainage control valve and the sampling water outlet pipe through pipelines. The technology can be used for taking a plurality of sample liquids back and forth without repeated turning back, and has high sampling efficiency.
Description
Technical Field
The utility model relates to the technical field of unmanned aerial vehicle water taking, in particular to an unmanned aerial vehicle with a multichannel water taking device.
Background
At the same time of urban production industrialization, industrial pollution is increasingly serious, water sources are continuously destroyed, water sample detection is urgently needed at different points of different places, and therefore relative environmental protection measures are implemented. Traditional water quality testing sampling often carries the instrument through the inspector, rents the ship and reachs appointed waters and realize the water sampling, perhaps takes the sample by the next door that the staff took the sample bottle to the water resource, not only work efficiency is low but also needs spending a large amount of manpowers, material resources and financial resources. If the ship is not used for assisting, the phenomenon that the water taking range of certain areas is limited, forced water taking is even dangerous for human body can occur, and the sampling of small local range can also influence the result deviation of the experiment.
The application number is 201621106723.0, the patent literature records that the name of the unmanned aerial vehicle water taking mechanism for water resource detection is that a worker remotely operates the unmanned aerial vehicle through a remote control, when the unmanned aerial vehicle reaches an accurate position, after the water taking pipe reaches below the liquid level, the remote control transmits information to the singlechip, the singlechip controls the opening … … of the electric control switch, a water sample is sucked into the water taking barrel under the action of pressure, the worker returns the unmanned aerial vehicle through the remote control, the sample liquid is taken down, the operation is repeated, the water resources at different positions are sampled, and the accuracy of experimental results is ensured. However, the technical problem of taking a plurality of sample solutions back and forth is not considered, so that the unmanned aerial vehicle turns back for a plurality of times, and finally the sampling efficiency is reduced.
Disclosure of Invention
Aiming at the problem that the sampling efficiency of an unmanned aerial vehicle in the prior art still needs to be improved, the utility model provides the unmanned aerial vehicle with the multichannel water taking device, which has the advantages of reasonable structure and good use effect.
The technical scheme of the utility model is that an unmanned aerial vehicle with a multichannel water taking device is provided, wherein the unmanned aerial vehicle comprises the following structures: the device comprises an unmanned aerial vehicle, a quick-release connector and a multi-channel water taking device, wherein the lower side surface of the unmanned aerial vehicle is connected with the multi-channel water taking device through the quick-release connector, the multi-channel water taking device comprises a sampling pipeline and a sample discharging pipeline, the sampling pipeline comprises a sampling water inlet pipe, a water collecting control valve, a water pump, a drainage control valve, a channel switching electromagnetic valve and a sampling barrel, and the sampling water inlet pipe is sequentially connected with a normally closed port of the water collecting control valve, a water inlet and a water outlet of the water pump, a normally closed port of the drainage control valve, a normally open port of the channel switching electromagnetic valve and a water inlet of the sampling barrel through pipelines; the drainage pipeline comprises a sampling water inlet pipe, a water sampling control valve, a water pump, a drainage control valve and a sampling water outlet pipe, wherein the sampling water inlet pipe is sequentially connected with a normally closed port of the water sampling control valve, a water inlet and a water outlet of the water pump, a normally open port of the drainage control valve and the sampling water outlet pipe through pipelines.
Preferably, the number of the channel switching electromagnetic valves is the same as that of the sampling barrels, the value range is 2 to 10, wherein the outlets of the normally closed ports of the drainage control valves except for the last position are sequentially connected with the normally closed ports of the channel switching electromagnetic valves through pipelines, the outlets of the normally open ports of the channel switching electromagnetic valves are respectively connected with the water inlets of the sampling barrels through pipelines, and the normally closed ports of the last position channel switching electromagnetic valves are closed.
Preferably, the control end of the water collection control valve is driven by a water collection control valve circuit, the water collection control valve circuit comprises a driving signal, an optical coupler current limiting resistor, a photoelectric coupler pc817, a triode base current limiting resistor, a pull-down resistor and a water collection control valve interface, the driving signal is the high level of a PA4 pin in a singlechip STM32F103C8T6, the driving signal and the optical coupler current limiting resistor, the input end of the photoelectric coupler pc817 form a loop with the formation, one end of the output end of the photoelectric coupler pc817 is connected with +5V and one end of the water collection control valve interface, the other end of the output end of the photoelectric coupler pc817 is connected with the base electrode of a triode through the triode base current limiting resistor, the other end of the water collection control valve interface is grounded through the pull-down resistor, and the emitter electrode of the triode is grounded.
Preferably, the control end of the drain control valve is driven by a drain control valve circuit, the drain control valve circuit comprises a driving signal, an optocoupler current limiting resistor, a photoelectric coupler pc817, a triode base current limiting resistor, a pull-down resistor and a drain control valve interface, the driving signal is the high level of a PA5 pin in a singlechip STM32F103C8T6, the driving signal and the optocoupler current limiting resistor, the input end of the photoelectric coupler pc817 are connected with a forming loop, one end of the output end of the photoelectric coupler pc817 is connected with one end of the drain control valve interface, the other end of the output end of the photoelectric coupler pc817 is connected with the base electrode of a triode through the triode base current limiting resistor, the other end of the drain control valve interface is grounded through the pull-down resistor, and the emitter of the triode is grounded.
Preferably, the control end of the channel switching electromagnetic valve is driven by a channel switching electromagnetic valve circuit, the channel switching electromagnetic valve circuit comprises a driving signal, an optocoupler current limiting resistor, a photoelectric coupler pc817, a triode base current limiting resistor, a pull-down resistor and a channel switching electromagnetic valve interface, the driving signal is in high level of any pin from PB6 to PB15 in a singlechip STM32F103C8T6, the driving signal and the optocoupler current limiting resistor, the input end of the photoelectric coupler pc817 form a loop with the forming end, one end of the output end of the photoelectric coupler pc817 is connected with +5V and one end of the channel switching electromagnetic valve interface, the other end of the output end of the photoelectric coupler pc817 is connected with the base electrode of a triode through the triode base current limiting resistor, the other end of the channel switching electromagnetic valve interface is grounded through the pull-down resistor, and the other end of the channel switching electromagnetic valve interface is respectively connected with the collector electrode of the triode.
Preferably, the water pump is driven by a water pump driving circuit, wherein the water pump driving circuit comprises a driving signal, VCC, a resistor R36, a resistor R37, a resistor R39, a resistor R41, a PMOS transistor, a triode Q9, a capacitor C16, an electrolytic capacitor C17, a capacitor C18 and a water pump interface, wherein VCC is connected with the S pole of the PMOS transistor, the D pole of the PMOS transistor is grounded through the electrolytic capacitor C17, the water pump interface is arranged between the D pole of the PMOS transistor and the ground, VCC is connected with the G pole of the PMOS transistor through the resistor R36 and the resistor R37, VCC is connected with the G pole of the PMOS transistor through the capacitor C16, VCC is connected with the collector of the triode Q9 through the resistor R36 and the resistor R39, the driving signal is connected with the base of the triode Q9 through the resistor R41, the driving signal is connected with the emitter of the triode Q9 and grounded through the capacitor C18, the driving signal is the high level of a PA1 pin in the singlechip STM32F103C8T6, the model AO3401A, and the triode Q9 is SS8050Y1.
Preferably, pins PA9 and PA10 of the SCM STM32F103C8T6 are connected with an unmanned aerial vehicle control module through UART interfaces and are powered by an unmanned aerial vehicle battery.
Preferably, the sampling water outlet pipe and the sampling water inlet pipe are positioned between the sampling barrels, wherein the sampling water inlet pipe is longer than the sampling water outlet pipe.
Compared with the prior art, the unmanned aerial vehicle with the multichannel water taking device has the following advantages:
1. the device can be expanded into more water taking channels, and the multichannel water taking device supports the quick assembly disassembly function, and is convenient for the unmanned aerial vehicle to mount devices with other functions.
2. The combined operation of the water sampling control valve, the water drainage control valve and the 4-channel switching electromagnetic valve on state is used for realizing the work of barrel washing, sampling and the like in the sampling process. And accurately sampling water sources with different layer depths and different sampling points. The device can achieve the aim of washing the barrel through the action of pumping water and draining water for many times, and is more accurate in sampling aim.
3. The unmanned aerial vehicle does not need to turn back many times, and sampling efficiency is high.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic perspective view of a multi-channel water intake device according to the present utility model;
FIG. 3 is a schematic diagram showing a three-dimensional structure of a multi-channel water intake device according to the present utility model;
FIG. 4 is a schematic diagram of an exploded structure of the multichannel water intake device of the present utility model;
FIG. 5 is a schematic diagram of the structure of the channel switching solenoid valve of the present utility model;
FIG. 6 is an enlarged schematic view of the structure of the present utility model within the dashed box of FIG. 4;
FIG. 7 is a schematic diagram of the working principle of the multi-channel water intake device of the utility model;
FIG. 8 is a schematic circuit diagram of a master control portion of the present utility model;
FIG. 9 is a schematic circuit diagram of a water pump interface of the present utility model;
FIG. 10 is a schematic circuit diagram of a channel switching solenoid valve according to the present utility model;
FIG. 11 is a schematic circuit diagram of a water production control valve of the present utility model;
fig. 12 is a schematic circuit diagram of a drain control valve according to the present utility model.
In the description of the drawings, reference numeral 1 is an unmanned aerial vehicle, 2 is a multichannel water taking device, and 3 is a quick-dismantling joint.
2-1 is a water pump, 2-2 is a sampling barrel, 2-3 is a sampling water inlet pipe, 2-4 is a sampling water outlet pipe, 2-5 is a drainage control valve, 2-6 is a water sampling control valve, and 2-7 is a channel switching electromagnetic valve. 2-6-1 is the water outlet of the water collecting control valve, and 2-6-2 is the water inlet of the water collecting control valve.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
The unmanned aerial vehicle with the multichannel water intake device is further described below with reference to the accompanying drawings and the specific embodiments: as shown in the figure, the embodiment comprises an unmanned aerial vehicle 1, a quick-release connector 3 and a multi-channel water taking device 2, wherein the lower side surface of the unmanned aerial vehicle 1 is connected with the multi-channel water taking device 2 through the quick-release connector 3, the multi-channel water taking device 2 comprises a sampling pipeline and a sample discharging pipeline, the sampling pipeline comprises a sampling water inlet pipe 2-3, a water sampling control valve 2-6, a water pump 2-1, a water discharging control valve 2-5, a channel switching electromagnetic valve 2-7 and a sampling barrel 2-2, and the sampling water inlet pipe 2-3 is sequentially connected with a normally closed port of the water sampling control valve 2-6, a water inlet and a water outlet of the water pump 2-1, a normally closed port of the water discharging control valve 2-5, a normally open port of the channel switching electromagnetic valve 2-7 and a water inlet of the sampling barrel 2-2 through pipelines; the sample discharging pipeline comprises a sampling water inlet pipe 2-3, a water sampling control valve 2-6, a water pump 2-1, a water discharging control valve 2-5 and a sampling water outlet pipe 2-4, wherein the sampling water inlet pipe 2-3 is sequentially connected with a normally closed port of the water sampling control valve 2-6, a water inlet and a water outlet of the water pump 2-1, a normally open port of the water discharging control valve 2-5 and the sampling water outlet pipe 2-4 through pipelines.
This scheme is responsible for carrying out the communication with unmanned aerial vehicle platform through 1 UART interface. The specific working pipeline takes 4-channel sampling as an example: the equipment is composed of 1 water pump 2-1, 1 water sampling control valve 2-6, 1 water discharging control valve 2-5, 4 channel switching electromagnetic valves 2-7 and 4 sampling barrels 2-2. According to the unmanned aerial vehicle 1 operation instruction singlechip passes through pin level variation, can realize work such as washing bucket, sampling in the sampling process through the combination operation to adopting water control valve 2-6, drainage control valve 2-5 and 4 passageway switching solenoid valve 2-7 on state. And accurately sampling water sources with different layer depths and different sampling points. The device can achieve the aim of washing the barrel through the action of pumping water and draining water for many times, and is more accurate in sampling aim.
Unmanned aerial vehicle 1 can be the unmanned aerial vehicle of various models that sell on the market, like the unmanned aerial vehicle in large-scale, multichannel water intaking device 2 passes through quick detach and connects 3 to be connected in unmanned aerial vehicle 1 below, can go to appointed waters and develop water intaking detection work. The quick release connector 3 can be various types and kinds of quick release connectors sold in the market.
The water pump 2-1 runs during sampling, and the water suction and drainage actions are switched through different states of the drainage control valve 2-5 and the water sampling control valve 2-6, namely, the sampling barrel 2-2 is filled for multiple times and emptied for multiple times, and the action of cleaning for multiple times is completed. Finally, water samples in different areas and different depths are respectively contained in different sampling barrels 2-2, the sampling water outlet pipe 2-4 is used for discharging the sampled water, the sampling water inlet pipe 2-3 is inserted into the water pipes in different depths of the water levels in different areas to take water, the water samples enter from the water inlet 2-6-2 of the water sampling control valve, and the water samples flow out from the water outlet 2-6-1 of the water sampling control valve.
As shown in FIG. 7, the water collection control valve 2-6, the water discharge control valve 2-5 and the channel switching solenoid valve 2-7 are all Y-shaped 3-way valves, the middle is a common end, the left is a normally closed end, and the right is a normally open end. As shown in fig. 4 and 6, the normally closed end of the water sampling control valve 2-6 is externally connected with the sampling water inlet pipe 2-3, and the normally open end of the water discharging control valve 2-5 is externally connected with the sampling water outlet pipe 2-4. The common end and the normally-closed end of the channel switching electromagnetic valve 2-7 are sequentially connected in series, and the normally-open end is respectively connected with the 4 sampling barrels 2-2.
When the device works, when water is fed into the 1 st sampling barrel 2-2, the singlechip controls the water sampling control valve 2-6 to be kept at a normally closed end, the water discharge control valve 2-5 is kept at the normally closed end, and the 1 st channel switching electromagnetic valve 2-7 is switched to the normally open end; at the moment, water flows through the sampling water inlet pipe 2-3, the water pump 2-1 and the 1 st sampling barrel 2-2; if the 1 st sampling barrel 2-2 is to be controlled to drain, the singlechip controls the 1 st channel switching electromagnetic valve 2-7 to switch to the normally open end, the water sampling control valve 2-6 to switch to the normally open end, the drainage control valve 2-5 to switch to the normally open end, and the water flow direction after the water pump 2-1 is started at the moment is as follows: the 1 st sampling barrel 2-2, the water sampling control valve 2-6, the water pump 2-1, the water discharging control valve 2-5 and the sampling water outlet pipe 2-4.
The number of the channel switching electromagnetic valves 2-7 is the same as that of the sampling barrels 2-2 in multiple paths, the value range is 2 to 10, wherein the outlets of the normally closed ports of the drainage control valves 2-5 except for the last position are sequentially connected with the normally closed ports of the channel switching electromagnetic valves 2-7 through pipelines, the outlets of the normally open ports of the channel switching electromagnetic valves 2-7 are respectively connected with the water inlets of the sampling barrels 2-2 through pipelines, and the normally closed ports of the last position channel switching electromagnetic valves 2-7 are closed. The channel switching electromagnetic valve 2-7 can switch water samples into different sampling barrels 2-2.
The control end of the water collection control valve 2-6 is driven by a water collection control valve circuit, the water collection control valve circuit comprises a driving signal, an optical coupler current limiting resistor, a photoelectric coupler pc817, a triode base current limiting resistor, a pull-down resistor and a water collection control valve interface, the driving signal is in high level of a PA4 pin in a singlechip STM32F103C8T6, the driving signal and the optical coupler current limiting resistor, the input end of the photoelectric coupler pc817 are in loop with the formation, one end of the output end of the photoelectric coupler pc817 is connected with +5V and one end of the water collection control valve interface, the other end of the output end of the photoelectric coupler pc817 is connected with the base electrode of a triode through a triode base current limiting resistor, the other end of the water collection control valve interface is connected with the collector electrode of the triode through the pull-down resistor, and the emitter electrode of the triode is grounded.
The control end of the drainage control valve 2-5 is driven by a drainage control valve circuit, the drainage control valve circuit comprises a driving signal, an optocoupler current limiting resistor, a photoelectric coupler pc817, a triode base current limiting resistor, a pull-down resistor and a drainage control valve interface, the driving signal is the high level of a PA5 pin in a singlechip STM32F103C8T6, the driving signal and the optocoupler current limiting resistor, the input end of the photoelectric coupler pc817 form a loop with the ground, one end of the output end of the photoelectric coupler pc817 is connected with +5V and one end of the drainage control valve interface, the other end of the output end of the photoelectric coupler pc817 is connected with the base of a triode by a triode base current limiting resistor, and the other end of the drainage control valve interface is connected with the collector of the triode by the pull-down resistor and the emitter of the triode is grounded.
The control end of the channel switching electromagnetic valve 2-7 is driven by a channel switching electromagnetic valve circuit, the channel switching electromagnetic valve circuit comprises a driving signal, an optocoupler current limiting resistor, a photoelectric coupler pc817, a triode base current limiting resistor, a pull-down resistor and a channel switching electromagnetic valve interface, the driving signal is the high level of any pin from PB6 to PB15 in a singlechip STM32F103C8T6, the driving signal and the optocoupler current limiting resistor, the input end of the photoelectric coupler pc817 form a loop with the forming circuit, one end of the output end of the photoelectric coupler pc817 is connected with +5V and one end of any interface of the channel switching electromagnetic valve 2-10, the other end of the output end of the photoelectric coupler pc817 is connected with the base electrode of a triode through the triode base current limiting resistor and is grounded through the pull-down resistor, and the other end of any interface of the channel switching electromagnetic valve 2-10 is respectively connected with the collector electrode of the triode, and the emitter electrode of the triode is grounded.
The multiple output pins of the singlechip support the simultaneous expansion of the channel switching electromagnetic valve 2-7 and the sampling barrel 2-2, the expansibility is strong, the parameters of all elements in the expanded circuit can be the same, the circuit diagram principle is the same, the display symbol marks are different, and all the reference numerals of the elements are not introduced and limited.
The water pump 2-1 is driven by a water pump driving circuit, wherein the water pump driving circuit comprises a driving signal, VCC, a resistor R36, a resistor R37, a resistor R39, a resistor R41, a PMOS transistor, a triode Q9, a capacitor C16, an electrolytic capacitor C17, a capacitor C18 and a water pump interface, wherein VCC is connected with the S pole of the PMOS transistor, the D pole of the PMOS transistor is grounded through the electrolytic capacitor C17, the water pump interface is arranged between the D pole of the PMOS transistor and the ground, VCC is connected with the G pole of the PMOS transistor through the resistor R36 and the resistor R37, VCC is connected with the G pole of the PMOS transistor through the capacitor C16, VCC is connected with the collector of the triode Q9 through the resistor R36 and the resistor R39, the driving signal is connected with the base of the triode Q9 through the resistor R41, the driving signal is connected with the emitter of the triode Q9 and grounded through the capacitor C18, the driving signal is the high level of a PA1 pin in the singlechip STM32F103C8T6, the model AO3401A of the PMOS transistor, and the model AO is 3401Y 1, and similar substitutes can be obtained from the market.
PA9, PA10 pin of singlechip STM32F103C8T6 passes through UART interface connection unmanned aerial vehicle 1 control module, utilizes the button control multichannel water intaking device 2 that expands on the unmanned aerial vehicle 1 remote controller, also can pass through wireless transceiver module and multichannel water intaking device 2 own wireless remote controller butt joint communication of UART interface connection, multichannel water intaking device 2 can be from taking the power or through unmanned aerial vehicle 1 battery power supply.
The sampling water outlet pipe 2-4 and the sampling water inlet pipe 2-3 are positioned between the sampling barrels 2-2, and the sampling water inlet pipe 2-3 is longer than the sampling water outlet pipe 2-4 because the sampling water inlet pipe 2-3 is required to be put into water for water at different depths.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (8)
1. An unmanned aerial vehicle that contains multichannel water intaking device, its characterized in that: the device comprises an unmanned aerial vehicle, a quick-release connector and a multi-channel water taking device, wherein the lower side surface of the unmanned aerial vehicle is connected with the multi-channel water taking device through the quick-release connector, the multi-channel water taking device comprises a sampling pipeline and a sample discharging pipeline, the sampling pipeline comprises a sampling water inlet pipe, a water collecting control valve, a water pump, a drainage control valve, a channel switching electromagnetic valve and a sampling barrel, and the sampling water inlet pipe is sequentially connected with a normally closed port of the water collecting control valve, a water inlet and a water outlet of the water pump, a normally closed port of the drainage control valve, a normally open port of the channel switching electromagnetic valve and a water inlet of the sampling barrel through pipelines; the drainage pipeline comprises a sampling water inlet pipe, a water sampling control valve, a water pump, a drainage control valve and a sampling water outlet pipe, wherein the sampling water inlet pipe is sequentially connected with a normally closed port of the water sampling control valve, a water inlet and a water outlet of the water pump, a normally open port of the drainage control valve and the sampling water outlet pipe through pipelines.
2. The unmanned aerial vehicle comprising a multichannel water intake apparatus of claim 1, wherein: the number of the channel switching electromagnetic valves is the same as that of the sampling barrels, the value range is 2 to 10, wherein the outlets of the normally closed ports of the drainage control valves except for the last position are sequentially connected with the normally closed ports of the channel switching electromagnetic valves through pipelines, the outlets of the normally open ports of the channel switching electromagnetic valves are respectively connected with the water inlets of the sampling barrels through pipelines, and the normally closed ports of the last position channel switching electromagnetic valves are closed.
3. The unmanned aerial vehicle comprising a multichannel water intake apparatus of claim 1, wherein: the control end of the water collection control valve is driven by a water collection control valve circuit, the water collection control valve circuit comprises a driving signal, an optocoupler current limiting resistor, a photoelectric coupler pc817, a triode base current limiting resistor, a pull-down resistor and a water collection control valve interface, the driving signal is the high level of a PA4 pin in a singlechip STM32F103C8T6, the driving signal and the optocoupler current limiting resistor, the input end of the photoelectric coupler pc817 form a loop with the forming end, one end of the output end of the photoelectric coupler pc817 is connected with +5V and one end of the water collection control valve interface, the other end of the output end of the photoelectric coupler pc817 is connected with the base electrode of a triode through a triode base current limiting resistor, the driving signal is grounded through the pull-down resistor, the other end of the water collection control valve interface is connected with the collector electrode of the triode, and the emitter electrode of the triode is grounded.
4. The unmanned aerial vehicle comprising a multichannel water intake apparatus of claim 1, wherein: the control end of the drain control valve is driven by a drain control valve circuit, the drain control valve circuit comprises a driving signal, an optocoupler current limiting resistor, a photoelectric coupler pc817, a triode base current limiting resistor, a pull-down resistor and a drain control valve interface, the driving signal is the high level of a PA5 pin in a singlechip STM32F103C8T6, the driving signal and the optocoupler current limiting resistor, the input end of the photoelectric coupler pc817 are connected with a forming loop, one end of the output end of the photoelectric coupler pc817 is connected with one end of the drain control valve interface, the other end of the output end of the photoelectric coupler pc817 is connected with the base of a triode through the triode base current limiting resistor, the other end of the drain control valve interface is grounded through the pull-down resistor, and the emitting electrode of the triode is grounded.
5. The unmanned aerial vehicle comprising a multichannel water intake apparatus of claim 1, wherein: the control end of the channel switching electromagnetic valve is driven by a channel switching electromagnetic valve circuit, the channel switching electromagnetic valve circuit comprises a driving signal, an optocoupler current limiting resistor, a photoelectric coupler pc817, a triode base current limiting resistor, a pull-down resistor and a channel switching electromagnetic valve interface, the driving signal is of a high level of any pin from PB6 to PB15 in a singlechip STM32F103C8T6, the driving signal and the optocoupler current limiting resistor, the input end of the photoelectric coupler pc817 form a loop with the forming end, one end of the output end of the photoelectric coupler pc817 is connected with +5V and one end of the channel switching electromagnetic valve interface, the other end of the output end of the photoelectric coupler pc817 is connected with the base of a triode through the triode base current limiting resistor, the other end of the channel switching electromagnetic valve interface is grounded through the pull-down resistor, and the emitter of the triode is grounded.
6. The unmanned aerial vehicle comprising a multichannel water intake apparatus of claim 1, wherein: the water pump is driven by the water pump driving circuit, wherein the water pump driving circuit comprises a driving signal, VCC, a resistor R36, a resistor R37, a resistor R39, a resistor R41, a PMOS transistor, a triode Q9, a capacitor C16, an electrolytic capacitor C17, a capacitor C18 and a water pump interface, wherein VCC is connected with the S pole of the PMOS transistor, the D pole of the PMOS transistor is grounded through the electrolytic capacitor C17, the water pump interface is arranged between the D pole of the PMOS transistor and the ground, VCC is connected with the G pole of the PMOS transistor through the resistor R36 and the resistor R37, VCC is connected with the G pole of the PMOS transistor through the capacitor C16, VCC is connected with the collector of the triode Q9 through the resistor R36 and the resistor R39, the driving signal is connected with the base of the triode Q9 through the resistor R41, the driving signal is connected with the emitter of the triode Q9 through the capacitor C18 and grounded, the driving signal is the high level of a PA1 pin in the singlechip STM32F103C8T6, the model of the PMOS transistor is AO3401A, and the model of the triode Q9 is SS8050Y1.
7. The unmanned aerial vehicle comprising a multichannel water intake apparatus according to any of claims 3 to 6, wherein: PA9 and PA10 pins of the singlechip STM32F103C8T6 are connected with the unmanned aerial vehicle control module through UART interfaces and are powered by the unmanned aerial vehicle battery.
8. The unmanned aerial vehicle comprising a multichannel water intake apparatus of claim 1, wherein: the sampling water outlet pipe and the sampling water inlet pipe are positioned between the sampling barrels, wherein the sampling water inlet pipe is longer than the sampling water outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202223571604.0U CN219200982U (en) | 2022-12-30 | 2022-12-30 | Unmanned aerial vehicle who contains multichannel water intaking device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223571604.0U CN219200982U (en) | 2022-12-30 | 2022-12-30 | Unmanned aerial vehicle who contains multichannel water intaking device |
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