CN211642632U - Unmanned aerial vehicle with automatic cooling system - Google Patents
Unmanned aerial vehicle with automatic cooling system Download PDFInfo
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- CN211642632U CN211642632U CN202020212889.0U CN202020212889U CN211642632U CN 211642632 U CN211642632 U CN 211642632U CN 202020212889 U CN202020212889 U CN 202020212889U CN 211642632 U CN211642632 U CN 211642632U
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Abstract
The utility model discloses an unmanned aerial vehicle with automatic cooling system, it includes: hollow organism, support, flight mechanism, air exhauster, there are flight control ware and electronic governor and lithium cell in the organism inside, still include: the device comprises a first air flow channel used for ventilating and cooling the surface of the flight controller and a first temperature sensor used for monitoring the temperature of the flight controller in real time, wherein the exhaust fan is used for enabling air outside the airplane body to flow from an opening at one end of the first air flow channel to the surface of the flight controller outside an opening at the other end of the first air flow channel and sucking the air outside the airplane body from the inside of the airplane body, and when the temperature detected by the flight controller according to the first temperature sensor is higher than a preset temperature range, the exhaust fan is controlled to be started, otherwise, the exhaust fan is closed. The utility model discloses an unmanned aerial vehicle can realize automatic accurate effective heat dissipation to equipment such as flight control ware in the organism, and the radiating effect is good, and is with low costs, and the energy consumption is little.
Description
Technical Field
The utility model relates to a technical field of unmanned aerial vehicle cooling device. More specifically, the utility model relates to an unmanned aerial vehicle with automatic cooling system.
Background
Drones are unmanned aircraft that are operated by radio remote control devices and self-contained program control devices, and can also be operated autonomously, either completely or intermittently, by an on-board computer. The unmanned aerial vehicle has the advantages of flexibility, quick response, no need of manual driving and operation and the like, realizes the functions of image real-time transmission, patrol voice broadcasting, high-level area detection and the like by carrying various sensors, can be applied to the three fields of scientific research, military and civil use, and is specifically embodied in the aspects of rescue, exploration, public security, environment, weather, ocean, communication, electric power, agriculture and the like. Along with unmanned aerial vehicle's popularization, application area constantly expands, and market demand constantly increases, has proposed more requirements to unmanned aerial vehicle's price/performance ratio, reliability etc.. Because the general single duty cycle of unmanned aerial vehicle is long, the organism is inside relatively sealed usually, need be to the inside cooling of organism to improve the life of the inside electronic component of organism.
At present, the cooling problem of the unmanned aerial vehicle is mainly cooled by wind and oil. To the oil cooling heat dissipation, need unmanned aerial vehicle to carry on oil cooling equipment such as cooling oil tank, circulating pump, hot exchange pipe, back flow, still need the function that the circulating pump was not stopped, so not only increased unmanned aerial vehicle's the carrying capacity, increased equipment cost moreover, the power consumption is great. For air-cooled heat dissipation, the prior art discloses a heat dissipation protective housing for an unmanned aerial vehicle (No. CN 208412155U), which dissipates heat to the body by arranging the heat dissipation protective housing on the body, and the working principle is that an air compressor provides compressed gas for a vortex tube cooler, the compressed gas obtains cold air through a cold air generator, and the cold air is contacted with the outer wall of the body through a pipeline, so as to cool the body. This prior art's forced air cooling heat dissipation can reduce the weight of cooling oil tank, but it needs air compressor and vortex tube cooler simultaneous working, increases equipment cost, still has the big problem of power consumption to only to the cooling of organism outer wall, it is poor to the electronic component radiating effect of organism inside.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems of large cooling energy consumption of the unmanned aerial vehicle, poor cooling effect inside the unmanned aerial vehicle and the like, and provides the unmanned aerial vehicle with an automatic cooling system.
The utility model discloses an unmanned aerial vehicle is through being provided with the first airflow channel and the air exhauster that are used for ventilating the cooling for flight controller's surface on the organism, make the gaseous one end opening of following first airflow channel of the organism flow to the other end opening outer flight controller's on the surface, the cooling of ventilating ceaselessly on the surface that flight controller was aimed at to the other end opening of first airflow channel like this, the realization is to the accurate effective heat dissipation of inside lithium cell of organism and flight controller, the radiating effect is compared and is effectual for the radiating of organism outer wall, and low cost, the energy consumption is little. The temperature of the flight controller is monitored in real time through the first temperature sensor, the exhaust fan is automatically started or closed according to the preset temperature requirement, energy consumption can be further reduced, discharging of a lithium battery is saved, and the endurance time is prolonged.
In order to realize the basis the utility model discloses a these purposes and other advantages provide an unmanned aerial vehicle with automatic cooling system, it includes the cavity organism, the support of setting outside bottom of the body, the flight mechanism of setting in the organism outside, and the cooling equipment who gives the organism cooling, the inside flight control ware that is used for collecting sensor information, receive remote control instruction and execution control that is provided with of organism, an electronic governor for receiving flight control ware signal of telecommunication and feedback signal and drive flight mechanism action, and the lithium cell for the power supply of organism internal plant, still include:
the first air flow channel is used for ventilating and cooling the surface of the flight controller, one end opening of the first air flow channel is arranged outside the machine body, and the other end opening of the first air flow channel is close to the surface of the flight controller but not in contact with the surface of the flight controller;
the first temperature sensor is used for monitoring the temperature of the flight controller in real time and is arranged on a circuit board of the flight controller;
the temperature reduction device is an exhaust fan which is used for enabling gas outside the machine body to flow from the opening at one end of the first air flow channel to the surface of the flight controller outside the opening at the other end of the first air flow channel and sucking the gas from the inside of the machine body to the outside of the machine body, and the exhaust fan is arranged on the opening at the bottom of the machine body;
the surface of the flight controller is plated with a heat dissipation layer, the first temperature sensor and the exhaust fan are electrically connected with the flight controller, and the flight controller controls the exhaust fan to start when the temperature detected by the first temperature sensor is higher than a preset temperature range, otherwise, the exhaust fan is closed.
Preferably, the flight controller is arranged on the inner wall of the machine body or suspended and fixed in the machine body through a fixing rod, and the lithium battery is arranged on the inner wall of the machine body.
Preferably, the first air flow path is a plurality of first air flow paths, and the other end openings of the plurality of first air flow paths are respectively arranged in each direction of the surface of the flight controller in the body.
Preferably, the method further comprises the following steps: and the second airflow channel is used for ventilating and cooling the surface of the lithium battery, an opening at one end of the second airflow channel is arranged outside the machine body, and an opening at the other end of the second airflow channel is close to the surface of the lithium battery but is not in contact with the surface of the lithium battery.
Preferably, the second airflow channels are multiple, openings at the other ends of the multiple second airflow channels are respectively arranged in all directions of the surface of a lithium battery in the unmanned aerial vehicle body, a second temperature sensor used for monitoring the temperature of the lithium battery in real time is arranged in the unmanned aerial vehicle body, the second temperature sensor is electrically connected with the flight controller, the flight controller controls the exhaust fan to start when the detection temperature of any one of the first sensor or the second temperature sensor is higher than a preset temperature range, and otherwise, the exhaust fan is closed.
Preferably, the first airflow channel and the second airflow channel are provided with rain-proof baffles at one end openings.
Preferably, a filter screen is arranged on the opening of the baffle.
The utility model discloses at least, include following beneficial effect:
1. the utility model discloses a be provided with the first airflow channel that accesss to flight controller surface by the organism outside on unmanned aerial vehicle's organism, the air exhauster of reunion setting on bottom of the body opening, make the gaseous one end opening of first airflow channel of external body flow to other end opening external flight controller on the surface, the cooling of ventilating ceaselessly on the surface that flight controller was aimed at to the other end opening of first airflow channel, thereby realize the accurate effective heat dissipation to the inside flight controller of organism, the radiating effect is compared organism outer wall radiating effectual, and reduce the equipment input, reduce unmanned aerial vehicle's loading capacity, and is low in cost, and the energy consumption is little. And through the temperature of first temperature sensor real-time supervision flight control ware, carry out automatic start or close the air exhauster according to preset temperature requirement, can further reduce the energy consumption, save the lithium cell and discharge, make the time of endurance extension.
2. The utility model discloses a set up many first air current channels, effectively improve the cooling effect to flight control ware.
3. The utility model discloses a setting is used for ventilating the second airflow channel of cooling for the surface of lithium cell to the realization is to the accurate effective cooling of the inside lithium cell of organism, and the cooling effect is compared and is cooled down effectually. Because unmanned aerial vehicle duration is long, lithium cell and flight controller in the organism work for a long time, and lithium cell and flight controller temperature rise make the temperature in the organism also rise, influence the life of unmanned aerial vehicle equipment and lithium cell. Therefore to the accurate cooling of lithium cell and flight controller to and a plurality of airflow channel ventilates in to the organism, can effectively cool down to the temperature in lithium cell, flight controller and the organism.
4. Through setting up second temperature sensor on the lithium cell and being connected with flight controller electricity, when flight controller detected the temperature according to first sensor or arbitrary one of second temperature sensor and is higher than preset temperature range, the control air exhauster starts, otherwise closes the air exhauster, can effectively ensure like this that the inside temperature of organism reaches the requirement that is fit for the unmanned aerial vehicle operation, is favorable to increase of service life.
5. The utility model discloses an opening that first airflow channel and second airflow channel set up in the organism inside is more than setting up the opening in the organism outside, also be exactly that the one end opening of first airflow channel and second airflow channel is the opening that sets up in the organism outside, the other end opening of first airflow channel and second airflow channel is the opening that sets up in the organism inside, reduce the outside opening of organism, increase airflow channel and ventilate to required heat abstractor on, be favorable to the heat dissipation to flight controller and lithium cell, reduce the outside opening management of organism.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic view of an implementation form of the unmanned aerial vehicle with an automatic cooling system of the present invention;
FIG. 2 is a bottom view of the bracket of FIG. 1, with the bracket omitted;
fig. 3 is an enlarged schematic view of the inside of the unmanned aerial vehicle with an automatic cooling system according to an implementation form of the present invention;
fig. 4 is an enlarged schematic view of the inside of the body of another implementation form of the unmanned aerial vehicle with the automatic cooling system of the present invention;
fig. 5 is an enlarged schematic view of a third implementation form of the unmanned aerial vehicle with an automatic cooling system according to the present invention;
wherein, the machine body 1; a flying mechanism 2; a bracket 3; an exhaust fan 4; a flight controller 5; a lithium battery 6; a first air flow passage 7; one end opening 71 of the first air flow passage; the other end opening 72 of the first air flow passage; a second airflow passage 8; a rain-proof baffle 9; rain shield opening 91.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.
Examples
Fig. 1 to 3 show a specific implementation form of the present invention, an unmanned aerial vehicle with an automatic cooling system includes a hollow body 1, a support 3 disposed outside the bottom of the body 1, a flight mechanism 2 disposed outside the body, and a cooling device for cooling the body 1, a flight controller 5 disposed inside the body 1 for collecting sensor information, receiving remote control commands, and performing control, an electronic governor (not shown) for receiving electrical signals from the flight controller 5 and feeding back signals to the flight controller 5 and driving the flight mechanism 2 to operate, and a lithium battery 6 for supplying power to devices inside the body 1, and further includes a first air flow channel 7 and a first temperature sensor (not shown), the first air flow channel 7 is used for ventilating and cooling the surface of the flight controller 5, an opening 71 at one end of the first air flow channel is disposed outside the body 1, the other end opening 72 of the first air flow channel is close to the surface of the flight controller 5, but not in contact; the first temperature sensor is used for monitoring the temperature of the flight controller 5 in real time and is arranged on a circuit board of the flight controller 5; the temperature reduction device is an exhaust fan 4, which is used for enabling the air outside the machine body 1 to flow from one end opening 71 of the first air flow channel to the surface of the flight controller 5 outside the other end opening 72 of the first air flow channel and sucking the air from the inside of the machine body to the outside of the machine body 1, wherein the exhaust fan 4 is arranged on the opening at the bottom of the machine body;
the surface of the flight controller 5 is plated with a heat dissipation layer, the first temperature sensor and the exhaust fan 4 are respectively and electrically connected with the flight controller 5, and the flight controller 5 controls the exhaust fan 4 to start when the temperature detected by the first temperature sensor is higher than a preset temperature range, otherwise, the exhaust fan 4 is closed. The flight controller 5 shown in the figure is arranged on the inner wall of the machine body, and can be suspended and fixed in the machine body through the fixing rod, as long as enough gaps are left around the flight controller for the circulation and heat dissipation of the gas, and similarly, the lithium battery 6 which needs to dissipate heat can also be arranged on the inner wall of the machine body, or suspended and fixed in the machine body through the fixing rod. In order to enhance the heat dissipation effect on the flight controller 5, the first air flow path 7 is shown in plural, and the other end openings 72 of the plural first air flow paths are respectively arranged in various directions on the surface of the flight controller 5 in the body.
The utility model discloses an implementation process does: the utility model discloses an unmanned aerial vehicle starts the back at outside wireless communication device, flight controller 5 is through the temperature value of first temperature sensor real-time supervision flight controller 5, when first temperature sensor detected flight controller 5's temperature and is higher than predetermined temperature range, flight controller 5 control air exhauster 4 starts, because negative pressure suction effect, the gaseous internal of organism follow first air current channel 7 suction body outside the organism, and blow to flight controller's on the surface, make gaseous and flight controller's surface contact, take away the heat on flight controller surface effectively, accurate cooling heat dissipation to flight controller, and the radiating effect is improved. When the first temperature sensor detects that the temperature of the flight controller 5 is lower than a preset temperature range, the flight controller 5 controls the exhaust fan 4 to be closed, energy consumption is saved, and the endurance time is prolonged.
On the basis of above-mentioned embodiment, as shown in fig. 4, the utility model discloses an unmanned aerial vehicle is still including the second airflow channel 8 that is used for ventilating the cooling for the surface of lithium cell 6, the one end opening of second airflow channel 8 is indirect or directly set up outside the organism, and other end opening is close to the surface of lithium cell 6, but contactless, and the lithium cell surface has plated the heat dissipation layer. In order to improve the heat dissipation effect of the lithium battery, the second airflow channels 8 shown in the figure are multiple, openings at the other ends of the multiple second airflow channels 8 are respectively arranged in all directions of the surface of the lithium battery in the unmanned aerial vehicle body, a second temperature sensor (not shown in the figure) for monitoring the temperature of the lithium battery in real time is arranged in the unmanned aerial vehicle body, the second temperature sensor is electrically connected with the flight controller, and the flight controller controls the exhaust fan to start when the detection temperature of any one of the first sensor or the second temperature sensor is higher than a preset temperature range, otherwise, the exhaust fan is closed.
The embodiment is specifically realized as follows: the utility model discloses an unmanned aerial vehicle is after external wireless communication device starts, flight controller 5 passes through the temperature value of first temperature sensor real-time supervision flight controller 5, the temperature value of second temperature sensor real-time supervision lithium cell 6, when first temperature sensor detects the temperature value of flight controller 5, or when second temperature sensor detects that one of the temperature value of lithium cell 5 is higher than preset temperature range, flight controller 5 control air exhauster 4 starts, because negative pressure suction effect, the gas outside the organism is inhaled the organism from first air current passageway 7, also inhale the organism from second air current passageway 8, gas jets simultaneously on the surface of flight controller and lithium cell, make the gas and the surface of flight controller and the surface contact of lithium cell, take away the heat on flight controller surface and lithium cell surface effectively, accurately cool down and dispel the heat to flight controller and lithium cell, and a plurality of air flow channels ventilate the machine body, thereby improving the heat dissipation effect. When the temperatures detected by both temperature sensors are below a preset temperature range, the flight controller 5 controls the exhaust fan 4 to turn off.
On the basis of the above embodiment, the first air flow channel and the second air flow channel are arranged inside the machine body with more openings than the openings arranged outside the machine body, that is, the openings of one end of the first air flow channel and the second air flow channel are the openings arranged outside the machine body, and the openings of the other end of the first air flow channel and the second air flow channel are the openings arranged inside the machine body, as shown in fig. 4, the opening of one end of the second air flow channel 8 is communicated with the first air flow channel 7, and the opening of the other end is close to the surface of the lithium battery 6. Therefore, the openings outside the engine body can be reduced, the airflow channel is increased to ventilate to the surface of the required heat dissipation equipment, the heat dissipation of the flight controller and the lithium battery is facilitated, and the management of the openings outside the engine body is reduced.
On the basis of the above embodiment, as shown in fig. 5, the first airflow channel 7 and the second airflow channel 8 are provided with the rain-proof baffle 9 on the opening outside the machine body, the rain-proof baffle 9 covers the opening, the lower end of the rain-proof baffle 9 is provided with the rain-proof baffle opening 91 for enabling the first airflow channel 7 and the second airflow channel 8 to circulate with the air outside the machine body, except for the rain-proof baffle opening 91, the side wall of the rain-proof baffle 9 is hermetically connected with the first airflow channel and the second airflow channel around the opening outside the machine body, and a filter screen can be further provided on the rain-proof baffle opening 91 to prevent rainwater impurities outside the machine body from entering.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the applications listed in the specification and the examples. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. Therefore, the invention is not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (8)
1. The utility model provides an unmanned aerial vehicle with automatic cooling system, it includes hollow organism, set up the support outside bottom the organism, the setting is in the flight mechanism in the organism outside, and for the cooling equipment of organism cooling, the inside sensor information that is used for collecting that is provided with of organism, receive remote control instruction and executive control's flight controller, an electronic governor for receiving flight controller signal of telecommunication and feedback signal and drive the action of flight mechanism, and give the lithium cell of organism internal plant power supply, a serial communication port, still include:
the first air flow channel is used for ventilating and cooling the surface of the flight controller, one end opening of the first air flow channel is arranged outside the machine body, and the other end opening of the first air flow channel is close to the surface of the flight controller but not in contact with the surface of the flight controller;
the first temperature sensor is used for monitoring the temperature of the flight controller in real time and is arranged on a circuit board of the flight controller;
the cooling device is an exhaust fan which is used for enabling gas outside the airplane body to flow from the opening at one end of the first air flow channel to the surface of the flight controller outside the opening at the other end of the first air flow channel and sucking the gas from the inside of the airplane body to the outside of the airplane body, and the exhaust fan is arranged on the opening at the bottom of the airplane body;
the surface of the flight controller is plated with a heat dissipation layer, the first temperature sensor and the exhaust fan are electrically connected with the flight controller respectively, and the flight controller controls the exhaust fan to start when the temperature detected by the first temperature sensor is higher than a preset temperature range, otherwise, the exhaust fan is closed.
2. The unmanned aerial vehicle with the automatic cooling system of claim 1, wherein the flight controller is disposed on an inner wall of the machine body or suspended and fixed in the machine body through a fixing rod, and the lithium battery is disposed on the inner wall of the machine body.
3. The unmanned aerial vehicle with the automatic cooling system according to claim 1 or 2, wherein the first air flow passage is a plurality of first air flow passages, and the other end openings of the plurality of first air flow passages are respectively arranged in each direction of a surface of a flight controller in the body.
4. The drone with an automatic cooling system according to claim 3, further comprising: a second airflow channel for giving the surface of lithium cell cooling of ventilating, second airflow channel's one end opening sets up in the organism outside, and other end opening is close the surface of lithium cell, but contactless, and the lithium cell surface has plated the heat dissipation layer.
5. The unmanned aerial vehicle with the automatic cooling system according to claim 4, wherein the second airflow channel is multiple, the openings at the other ends of the multiple second airflow channels are respectively arranged in all directions of the surface of the lithium battery in the unmanned aerial vehicle body, a second temperature sensor for monitoring the temperature of the lithium battery in real time is arranged in the unmanned aerial vehicle body, the second temperature sensor is electrically connected with the flight controller, and the flight controller controls the exhaust fan to be started when the temperature detected by any one of the first sensor or the second temperature sensor is higher than a preset temperature range, or the exhaust fan is turned off.
6. The drone with an automatic cooling system according to claim 5, wherein the first and second airflow channels are provided with fewer openings outside the body than inside the body.
7. The unmanned aerial vehicle with the automatic cooling system as claimed in any one of claims 4, 5 or 6, wherein the first airflow channel and the second airflow channel are provided with a rain-proof baffle on the opening outside the body, the rain-proof baffle covers the opening, the lower end of the rain-proof baffle is provided with a rain-proof baffle opening for communicating the first airflow channel and the second airflow channel with the air outside the body, except for the rain-proof baffle opening, the side wall of the rain-proof baffle is hermetically connected with the first airflow channel and the second airflow channel around the opening outside the body.
8. The unmanned aerial vehicle with the automatic cooling system of claim 7, wherein a filter screen is arranged on the rain-proof baffle opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020212889.0U CN211642632U (en) | 2020-02-26 | 2020-02-26 | Unmanned aerial vehicle with automatic cooling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020212889.0U CN211642632U (en) | 2020-02-26 | 2020-02-26 | Unmanned aerial vehicle with automatic cooling system |
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| CN211642632U true CN211642632U (en) | 2020-10-09 |
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| CN202020212889.0U Active CN211642632U (en) | 2020-02-26 | 2020-02-26 | Unmanned aerial vehicle with automatic cooling system |
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| CN (1) | CN211642632U (en) |
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