CN118040988B - Cooling system and cooling method for unmanned aerial vehicle motor - Google Patents
Cooling system and cooling method for unmanned aerial vehicle motor Download PDFInfo
- Publication number
- CN118040988B CN118040988B CN202410437426.7A CN202410437426A CN118040988B CN 118040988 B CN118040988 B CN 118040988B CN 202410437426 A CN202410437426 A CN 202410437426A CN 118040988 B CN118040988 B CN 118040988B
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- driving motor
- aerial vehicle
- unmanned aerial
- assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 76
- 230000017525 heat dissipation Effects 0.000 claims abstract description 100
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 238000004891 communication Methods 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000110 cooling liquid Substances 0.000 description 18
- 239000002826 coolant Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000005265 energy consumption Methods 0.000 description 7
- 229910000976 Electrical steel Inorganic materials 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
The application relates to a cooling system and a cooling method for an unmanned aerial vehicle motor, and relates to the technical field of unmanned aerial vehicle equipment, wherein the cooling system comprises a base, and the base is fixedly arranged on an unmanned aerial vehicle; the driving motor is fixedly arranged on the base and used for driving the unmanned aerial vehicle; the number of the radiating pipes is not less than two, and the radiating pipes are uniformly penetrated and fixedly arranged on the driving motor; the first radiating disc is communicated with one end of the radiating pipe; the second heat dissipation disc is communicated with the other end of the heat dissipation tube, and a yielding groove is formed in the center of the second heat dissipation disc in a penetrating manner; the second heat dissipation assembly is installed on the base and used for cooling the driving motor. The application has the effect of improving the heat dissipation efficiency of the unmanned aerial vehicle motor.
Description
Technical Field
The application relates to the technical field of unmanned aerial vehicle equipment, in particular to a cooling system and a cooling method for an unmanned aerial vehicle motor.
Background
The unmanned plane is called as unmanned plane for short, and is an unmanned plane operated by radio remote control equipment and a self-contained program control device. The unmanned aerial vehicle is a common name of unmanned aerial vehicle in fact, and compared with manned aircraft, it has advantages such as small, cost low, convenient to use, low, the stronger to environmental requirement of survivability to the environment. The unmanned aerial vehicle has wide application in industries such as police, urban management, agriculture, geology, weather, electric power, rescue and relief work, video shooting and the like.
In the unmanned aerial vehicle operation process, unmanned aerial vehicle motor high-speed operation, and then make the temperature of motor too high, because the motor heat dissipation is untimely, easily make the motor burn out excessively, the incident of initiation flight.
Aiming at the related technology, the unmanned aerial vehicle motor mainly dissipates heat through a cooling fan at present, and the heat dissipation efficiency is poor.
Disclosure of Invention
In order to improve the heat dissipation efficiency of an unmanned aerial vehicle motor, the application provides a cooling system and a cooling method for the unmanned aerial vehicle motor.
In a first aspect, the present application provides a cooling system for an unmanned aerial vehicle motor, which adopts the following technical scheme:
A cooling system for an unmanned aerial vehicle motor, comprising:
The base is fixedly arranged on the unmanned aerial vehicle;
The driving motor is fixedly arranged on the base and used for driving the unmanned aerial vehicle;
the number of the radiating pipes is not less than two, and the radiating pipes are uniformly penetrated and fixedly arranged on the driving motor;
the first radiating disc is communicated with one end of the radiating pipe;
the second heat dissipation disc is communicated with the other end of the heat dissipation tube, and a yielding groove is formed in the center of the second heat dissipation disc in a penetrating manner;
The second heat dissipation assembly is arranged on the base and used for cooling the driving motor;
wherein, the second heat dissipation assembly includes:
the heat exchanger is fixedly arranged on the base;
the centrifugal pump is fixedly arranged on the base;
a third communicating pipe, one end of which is communicated with the first radiating disk, and the other end of which is communicated with the liquid inlet of the heat exchanger;
A fourth communicating pipe, one end of which is communicated with the liquid outlet of the heat exchanger, and the other end of which is communicated with the liquid inlet of the centrifugal pump;
And one end of the fifth communicating pipe is communicated with the liquid outlet of the centrifugal pump, and the other end of the fifth communicating pipe is communicated with the second radiating disc.
Through adopting above-mentioned technical scheme, when temperature sensor detects driving motor temperature and reaches the temperature of predetermineeing, controller control heat exchanger and centrifugal pump start work, and centrifugal pump work and drive coolant liquid flow from first cooling plate through the cooling tube to second cooling plate, realize the cooling work to driving motor. Meanwhile, the heat exchanger carries out rapid refrigeration on the cooling liquid, so that the cooling efficiency of the driving motor is improved.
Optionally, still include drive assembly, drive assembly with driving motor connects, be connected with first heat dissipation subassembly on the drive assembly, first heat dissipation subassembly is installed on the base, first heat dissipation subassembly is used for the cooling driving motor, first heat dissipation subassembly includes:
The first connecting rod is connected with the driving assembly at one end;
one end of the second connecting rod is hinged with one end of the first connecting rod, which is far away from the driving assembly;
The sleeve is fixedly arranged on the base;
the first sliding block is slidably arranged in the sleeve, the side wall of the peripheral side of the first sliding block is tightly attached to the inner wall of the sleeve, and the first sliding block is hinged with one end, far away from the first connecting rod, of the second connecting rod;
The driven telescopic rod is fixedly arranged on the sleeve, and the movable end of the driven telescopic rod is fixedly connected with one end, far away from the second connecting rod, of the first sliding block;
one end of the first communication pipe is communicated with the fixed end of the driven telescopic rod, and the other end of the first communication pipe is communicated with the first radiating disc;
and one end of the second communicating pipe is communicated with the fixed end of the driven telescopic rod, and the other end of the second communicating pipe is communicated with the second radiating disc.
Through adopting above-mentioned technical scheme, when driving motor begins to work, drive assembly is driven by driving motor and is worked, and then drives first connecting rod motion, and first connecting rod motion then drives the second connecting rod motion, and second connecting rod motion then drives first slider and takes place in the sleeve and take place the reciprocating motion of sleeve axis as center. The first sliding block moves to drive the movable end of the driven telescopic rod to reciprocate, and the cooling liquid in the driven telescopic rod flows into the first cooling disc through the first flow pipe and flows into the cooling pipe through the first cooling disc, so that the driving motor is cooled. The cooling liquid in the radiating pipe enters the second communicating pipe through the second radiating disc and finally flows into the fixed end of the driven telescopic rod, so that the reciprocating flow of the cooling liquid is realized. The driving motor drives the first heat dissipation assembly to work, so that overlarge energy consumption in the cooling process of the driving motor is avoided, and the flight state and the cruising duration of the unmanned aerial vehicle are further affected.
Optionally, the first heat dissipation assembly further includes:
the guide rail is fixedly arranged on the sleeve and is arc-shaped;
the second sliding block is slidably mounted on the guide rail;
One end of the third connecting rod is hinged to the second sliding block, and the other end of the third connecting rod is hinged to one end, far away from the first sliding block, of the second connecting rod;
The sliding rod is penetrated and connected with the second sliding block in a threaded manner;
The driven bevel gear is coaxially sleeved and slidably mounted on one end of the sliding rod, which is far away from the second sliding block;
The rotating shaft is rotatably arranged on the sleeve;
The bearing plate is L-shaped, one end of the bearing plate is sleeved and rotatably mounted on the rotating shaft, the driven bevel gear is rotatably mounted on the other end of the bearing plate, and the sliding rod penetrates through the bearing plate;
The driving bevel gear is coaxially sleeved and fixedly arranged on the rotating shaft, and is in meshed connection with the driven bevel gear;
the transmission gear is coaxially sleeved and fixedly arranged on the rotating shaft;
The transmission rack is in meshed connection with the transmission gear;
The first electric telescopic rod is characterized in that the fixed end of the first electric telescopic rod is fixedly arranged on the sleeve, and the movable end of the first electric telescopic rod is fixedly connected with the transmission rack.
Through adopting above-mentioned technical scheme, through first electric telescopic handle length extension, first electric telescopic handle drives the drive rack and moves to the direction of keeping away from first electric telescopic handle stiff end, the drive rack removes and then drives the drive gear and rotate, the drive gear rotates and then drives the pivot and rotate, the pivot rotates and then drive the initiative bevel gear and rotate, the initiative bevel gear rotates and then drive driven bevel gear rotates, driven bevel gear rotates and then drives the slide bar and rotate, the slide bar rotates and then drives the second slider and slide in the guide rail and move to keeping away from the direction of accepting the board, the second slider moves to keeping away from the direction of accepting the board and makes the second slider be close to the bent axle, and then make the stroke of first slider in the sleeve increase, the stroke of first slider in the sleeve increases and then makes driven telescopic handle expansion end stroke increase, and then the speed of coolant liquid in first communicating pipe, second communicating pipe and cooling tube improves first cooling module to driving motor's radiating efficiency.
Optionally, the first communicating pipe and the second communicating pipe are both provided with a first electronic check valve.
Through adopting above-mentioned technical scheme, control two first electronic check valves and open for the flow direction of coolant liquid in the first communicating pipe is by driven telescopic link flow direction first cooling plate, and the flow direction of coolant liquid in the second communicating pipe is by the driven telescopic link of second cooling plate flow direction, improves first radiating component's job stabilization nature.
Optionally, a controller is installed on the base, and the controller is electrically connected with the first electronic check valve, and can control the first electronic check valve to work;
the first electric telescopic rod is electrically connected with the controller;
And the driving motor is provided with a temperature sensor, and the temperature sensor is electrically connected with the controller.
Through adopting above-mentioned technical scheme, the controller carries out quick control to first electronic check valve and first electronic telescopic handle, improves first radiating component's maneuverability.
Optionally, the driving assembly includes:
the first end face gear is coaxially and fixedly arranged on the output shaft of the driving motor;
The main journal of the crankshaft is rotatably arranged on the base, and one end of the first connecting rod, which is far away from the second connecting rod, is hinged on the connecting rod journal of the crankshaft;
The fixed end of the second electric telescopic rod is coaxially and fixedly arranged on a main journal of the crankshaft, and the movable end of the second electric telescopic rod is coaxially arranged with the first end face gear;
The second face gear is coaxially sleeved and fixedly arranged on the movable end of the second electric telescopic rod, and the first face gear and the second face gear can be in meshed connection.
Through adopting above-mentioned technical scheme, second electric telescopic handle length extension, first face gear and second face gear engagement, driving motor output shaft rotates and drives first face gear and rotate, first face gear rotates and then drives second face gear and rotate, second face gear rotates and then drives the rotation of second electric telescopic handle, second electric telescopic handle rotates and then drives the bent axle and rotate, the bent axle rotates and then drives first radiator unit work, realize the operating condition control to first radiator unit, improve a mechanical linkage who is used for unmanned aerial vehicle motor's cooling system.
Optionally, the second electric telescopic rod is electrically connected with the controller.
Through adopting above-mentioned technical scheme, when unmanned aerial vehicle starts, the controller receives the start signal, and the second electric telescopic handle length extension is controlled to the controller, simplifies the operation degree of difficulty of drive assembly.
Optionally, the third communicating pipe and the fifth communicating pipe are both provided with a second electronic check valve, and the second electronic check valve is electrically connected with the controller.
Through adopting above-mentioned technical scheme, during the work of second radiating subassembly, two second electronic check valves are opened to the controller control, and the flow direction of coolant liquid in the second electronic check valve control third communicating pipe is by heat exchanger flow direction first cooling plate, and the flow direction of coolant liquid in the second electronic check valve control fifth communicating pipe is by second cooling plate flow direction centrifugal pump, guarantees the operation stability of second radiating subassembly.
Optionally, the centrifugal pump and the heat exchanger are both electrically connected to the controller.
Through adopting above-mentioned technical scheme, the controller carries out quick control to centrifugal pump and heat exchanger, reduces the operation degree of difficulty of second radiating component.
In a second aspect, the application provides a cooling method for an unmanned aerial vehicle motor, which adopts the following technical scheme:
a cooling method for an unmanned aerial vehicle motor, comprising the following working steps:
S1, when an unmanned aerial vehicle is started, a controller receives a starting signal, and a temperature sensor detects the temperature of a driving motor and transmits a detection signal to the controller when the driving motor runs;
s2, the controller receives a starting signal, the controller controls the driving assembly and the first heat dissipation assembly to work, the driving motor drives the first heat dissipation assembly to work while working, and the first heat dissipation assembly dissipates heat to the driving motor;
S3, when the temperature sensor detects that the temperature of the driving motor reaches a preset temperature, the controller controls the driving assembly and the first heat dissipation assembly to stop working, wherein the preset temperature is 60 ℃;
S4, after the driving assembly and the first heat dissipation assembly stop working, the controller controls the second heat dissipation assembly to start working and conduct heat dissipation on the driving motor.
Through adopting above-mentioned technical scheme, the controller receives the start signal, and the work of drive assembly and first heat dissipation subassembly is controlled to the controller, drives first heat dissipation subassembly work when driving motor work, and first heat dissipation subassembly dispels the heat to driving motor. When the temperature sensor detects that the temperature of the driving motor reaches the preset temperature, the controller controls the driving assembly and the first heat dissipation assembly to stop working. After the driving assembly and the first heat dissipation assembly stop working, the controller controls the second heat dissipation assembly to start working and conduct heat dissipation on the driving motor. And the heat dissipation efficiency of the unmanned aerial vehicle motor is improved. Meanwhile, the first heat dissipation component and the second heat dissipation component are switched to work, so that overlarge energy consumption in the cooling process of the driving motor is avoided, and the flight state and the cruising duration of the unmanned aerial vehicle are further affected.
In summary, the present application includes at least one of the following beneficial technical effects:
When the temperature sensor detects that the temperature of the driving motor reaches the preset temperature, the controller controls the heat exchanger and the centrifugal pump to start working, the centrifugal pump works and drives cooling liquid to flow from the first cooling disc to the second cooling disc through the cooling pipe, and cooling work of the driving motor is achieved. Meanwhile, the heat exchanger carries out rapid refrigeration on the cooling liquid, so that the cooling efficiency of the driving motor is improved;
When the driving motor starts to work, the driving assembly works under the driving of the driving motor, and then drives the first connecting rod to move, the first connecting rod is moved to drive the second connecting rod to move, and the second connecting rod is moved to drive the first sliding block to reciprocate in the sleeve by taking the axis of the sleeve as the center. The first sliding block moves to drive the movable end of the driven telescopic rod to reciprocate, and the cooling liquid in the driven telescopic rod flows into the first cooling disc through the first flow pipe and flows into the cooling pipe through the first cooling disc, so that the driving motor is cooled. The cooling liquid in the radiating pipe enters the second communicating pipe through the second radiating disc and finally flows into the fixed end of the driven telescopic rod, so that the reciprocating flow of the cooling liquid is realized. The driving motor drives the first heat dissipation assembly to work, so that excessive energy consumption in the cooling process of the driving motor is avoided, and further the flight state and the cruising duration of the unmanned aerial vehicle are affected;
The controller receives the starting signal, and the controller controls the driving assembly and the first heat dissipation assembly to work, and the driving motor drives the first heat dissipation assembly to work while working, and the first heat dissipation assembly dissipates heat to the driving motor. When the temperature sensor detects that the temperature of the driving motor reaches the preset temperature, the controller controls the driving assembly and the first heat dissipation assembly to stop working. After the driving assembly and the first heat dissipation assembly stop working, the controller controls the second heat dissipation assembly to start working and conduct heat dissipation on the driving motor. And the heat dissipation efficiency of the unmanned aerial vehicle motor is improved. Meanwhile, the first heat dissipation component and the second heat dissipation component are switched to work, so that overlarge energy consumption in the cooling process of the driving motor is avoided, and the flight state and the cruising duration of the unmanned aerial vehicle are further affected.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present application;
FIG. 2 is a schematic installation view of an embodiment of the present application;
FIG. 3 is an enlarged view of FIG. 2 at A in accordance with an embodiment of the present application;
FIG. 4 is a cross-sectional view of a first heat dissipating assembly according to an embodiment of the present application;
Fig. 5 is an enlarged view of fig. 2 at B according to an embodiment of the present application.
Reference numerals illustrate:
1. A base;
2. A driving motor; 201. a first heat sink plate; 202. a second heat sink plate; 203. a heat radiating pipe;
3. A first heat dissipation assembly; 301. a first link; 302. a second link; 303. a first slider; 304. a sleeve; 305. a driven telescopic rod; 306. a first communication pipe; 307. a second communicating pipe; 308. a first electronic one-way valve; 309. a guide rail; 310. a second slider; 311. a third link; 312. a slide bar; 313. a driven bevel gear; 314. a drive bevel gear; 315. a rotating shaft; 316. a transmission gear; 317. a drive rack; 318. a first electric telescopic rod; 319. a receiving plate;
4. A drive assembly; 401. a first end face gear; 402. a second face gear; 403. a second electric telescopic rod; 404. a crankshaft;
5. A second heat dissipation assembly; 501. a third communicating pipe; 502. a fourth communicating pipe; 503. a fifth communicating pipe; 504. a centrifugal pump; 505. a heat exchanger; 506. and a second electronic check valve.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The application is described in further detail below with reference to fig. 1-5.
The embodiment of the application discloses a cooling system for an unmanned aerial vehicle motor.
Referring to fig. 1 and 2, a cooling system for an unmanned aerial vehicle motor includes a base 1, the base 1 is fixedly installed on an unmanned aerial vehicle, and a controller is installed on the base 1. The base 1 is also provided with a driving motor 2, and the driving motor 2 is used for driving the unmanned aerial vehicle. The stator of the driving motor 2 is made of silicon steel sheets, and the stator of the driving motor 2 is formed by stacking and laminating at least two silicon steel sheets. The shape of the inner pipeline of the stator of the driving motor 2 and the shape of the silicon steel sheet are designed before the silicon steel sheets are laminated, so that the pipeline is formed after the silicon steel sheets are laminated and molded. The driving motor 2 is provided with a temperature sensor which is electrically connected with the controller. The driving motor 2 is uniformly penetrated and fixedly provided with at least two radiating pipes 203. The radiating pipe 203 is made of copper. The radiating pipe 203 is penetrated in a pipe line in the stator of the driving motor 2. One end of the radiating pipe 203 is communicated with a first radiating disc 201, the other end of the radiating pipe is communicated with a second radiating disc 202, and a yielding groove is formed in the center of the second radiating disc 202 in a penetrating mode. The driving motor 2 is connected with a driving component 4, the driving component 4 is connected with a first heat dissipation component 3, the first heat dissipation component 3 is installed on the base 1, and the first heat dissipation component 3 is used for cooling the driving motor 2. The base 1 is also provided with a second heat dissipation component 5, and the second heat dissipation component 5 is used for cooling the driving motor 2.
The cooling system for unmanned aerial vehicle motor begins to work when unmanned aerial vehicle works, unmanned aerial vehicle starts, driving motor 2 works and drives unmanned aerial vehicle work, and when unmanned aerial vehicle starts, the controller receives the start signal, and temperature sensor carries out temperature detection and gives the controller to driving motor 2 when driving motor 2 moves. The controller receives the starting signal, and the controller controls the driving assembly 4 and the first heat dissipation assembly 3 to work, and drives the first heat dissipation assembly 3 to work when the driving motor 2 works, and the first heat dissipation assembly 3 dissipates heat to the driving motor 2. When the temperature sensor detects that the temperature of the driving motor 2 reaches the preset temperature, the preset temperature is 60 ℃, and the controller controls the driving assembly 4 and the first heat dissipation assembly 3 to stop working. After the driving assembly 4 and the first heat dissipation assembly 3 stop working, the controller controls the second heat dissipation assembly 5 to start working and dissipate heat of the driving motor 2. And the heat dissipation efficiency of the unmanned aerial vehicle motor is improved. Meanwhile, the first heat dissipation component 3 and the second heat dissipation component 5 are switched to work, so that excessive energy consumption in the cooling process of the driving motor 2 is avoided, and the flight state and the cruising duration of the unmanned aerial vehicle are further influenced.
Referring to fig. 2 and 5, the drive assembly 4 includes a first face gear 401, the first face gear 401 being coaxially and fixedly mounted on the output shaft of the drive motor 2. The driving assembly 4 further comprises a crankshaft 404, a main journal of the crankshaft 404 is rotatably mounted on the base 1, the crankshaft 404 is connected with the first heat dissipation assembly 3, and the crankshaft 404 can drive the first heat dissipation assembly 3 to work. The main journal of the crankshaft 404 is coaxially and fixedly provided with a second electric telescopic rod 403, the movable end of the second electric telescopic rod 403 rotates to drive the fixed end of the second electric telescopic rod 403 to synchronously rotate, the second electric telescopic rod 403 is electrically connected with the controller, and the movable end of the second electric telescopic rod 403 is coaxially arranged with the first end face gear 401. A second face gear 402 is coaxially sleeved on the movable end of the second electric telescopic rod 403 and fixedly mounted on the movable end, and the first face gear 401 and the second face gear 402 can be in meshed connection. There is a first state in which the first face gear 401 and the second face gear 402 are meshed with each other and a second state in which they are separated from each other.
When the unmanned aerial vehicle starts, the controller receives the start signal, the length extension of second electric telescopic link 403 is controlled to the controller, first face gear 401 and second face gear 402 meshing, driving motor 2 output shaft rotates and drives first face gear 401 and rotate, first face gear 401 rotates and then drives second face gear 402 and rotate, second face gear 402 rotates and then drives second electric telescopic link 403 and rotates, second electric telescopic link 403 rotates and then drives bent axle 404 and rotates, bent axle 404 rotates and then drives first radiator unit 3 work, realize the operating condition control to first radiator unit 3, improve the mechanical linkage of a cooling system for unmanned aerial vehicle motor.
Referring to fig. 3 and 4, the first heat dissipation assembly 3 includes a first link 301, one end of the first link 301 is hinged on a link journal of a crankshaft 404, the other end of the first link 301 is hinged with a second link 302, one end of the second link 302, which is far away from the first link 301, is hinged with a first slider 303, the first slider 303 is slidably mounted in a sleeve 304, a side wall on a circumferential side of the first slider 303 is closely attached to an inner wall of the sleeve 304, and the sleeve 304 is fixedly mounted on the base 1. The fixed end of the driven telescopic rod 305 is fixedly arranged on the sleeve 304, and the movable end of the driven telescopic rod 305 is fixedly connected with one end of the first sliding block 303, which is far away from the second connecting rod 302. The fixed end of the driven telescopic rod 305 is communicated with a first communicating pipe 306 and a second communicating pipe 307, one end of the first communicating pipe 306, which is far away from the driven telescopic rod 305, is communicated with the first cooling disc 201, and one end of the second communicating pipe 307, which is far away from the driven telescopic rod 305, is communicated with the second cooling disc 202. The fixed end of the driven telescopic rod 305, the first communication pipe 306 and the second communication pipe 307 are filled with cooling liquid.
Referring to fig. 3 and 4, a first electronic check valve 308 is mounted on each of the first communication pipe 306 and the second communication pipe 307, and the first electronic check valve 308 is electrically connected to the controller.
Referring to fig. 3 and 4, the first heat dissipating assembly 3 further includes a guide rail 309, the guide rail 309 is fixedly mounted on the sleeve 304, the guide rail 309 is arc-shaped, a second slider 310 is slidably mounted on the guide rail 309, a third connecting rod 311 is hinged on the second slider 310, and the other end of the third connecting rod 311 is hinged on one end of the second connecting rod 302 away from the first slider 303. The second slider 310 is penetrated and is in threaded connection with a sliding rod 312, one end, far away from the second slider 310, of the sliding rod 312 is coaxially sleeved and is provided with a driven bevel gear 313 in a sliding manner, the sliding rod 312 and the driven bevel gear 313 slide in the axial direction in a key slot forming manner, and the driven bevel gear 313 rotates in the axial direction and can drive the sliding rod 312 to synchronously rotate in the axial direction.
Referring to fig. 3 and 4, the first heat dissipating assembly 3 further includes a rotation shaft 315, and the rotation shaft 315 is rotatably mounted on the sleeve 304. The rotary shaft 315 is sleeved with and rotatably provided with one end of a bearing plate 319, the bearing plate 319 is L-shaped, the driven bevel gear 313 is rotatably provided on the other end of the bearing plate 319, and the sliding rod 312 is arranged on the bearing plate 319 in a penetrating manner.
Referring to fig. 3 and 4, a drive bevel gear 314 is coaxially sleeved and fixedly mounted on a rotation shaft 315, and the drive bevel gear 314 is engaged with a driven bevel gear 313. The rotating shaft 315 is coaxially sleeved with and fixedly provided with a transmission gear 316, the transmission gear 316 is connected with a transmission rack 317 in a meshed manner, the transmission rack 317 is fixedly connected with a movable end of a first electric telescopic rod 318, the fixed end of the first electric telescopic rod 318 is fixedly arranged on the sleeve 304, and the first electric telescopic rod 318 is electrically connected with the controller.
When the driving motor 2 starts to operate, the controller controls the two first electronic check valves 308 to open, so that the flow direction of the cooling liquid in the first communication pipe 306 is from the driven telescopic rod 305 to the first cooling disc 201, and the flow direction of the cooling liquid in the second communication pipe 307 is from the second cooling disc 202 to the driven telescopic rod 305. And then the crankshaft 404 is driven by the driving motor 2 to work and rotate, the crankshaft 404 rotates to drive one end of the first connecting rod 301 to rotate around the main journal of the crankshaft 404, the first connecting rod 301 rotates to drive the second connecting rod 302 to move, and the second connecting rod 302 moves to drive the first sliding block 303 to reciprocate in the sleeve 304 around the axis of the sleeve 304. The first slider 303 moves to drive the movable end of the driven telescopic rod 305 to reciprocate, and the cooling liquid in the driven telescopic rod 305 flows into the first cooling disc 201 through the first communication pipe 306 and flows into the cooling pipe 203 through the first cooling disc 201, so as to cool the driving motor 2. The cooling liquid in the heat radiation pipe 203 enters the second communicating pipe 307 through the second heat radiation plate 202 and finally flows into the fixed end of the driven telescopic rod 305, thereby realizing the reciprocating flow of the cooling liquid. The driving motor 2 drives the first heat dissipation assembly 3 to work, so that excessive energy consumption in the cooling process of the driving motor 2 is avoided, and the flight state and the cruising duration of the unmanned aerial vehicle are further influenced.
When the temperature sensor detects that the temperature of the driving motor 2 gradually rises, the controller controls the length of the first electric telescopic rod 318 to stretch, the first electric telescopic rod 318 drives the transmission rack 317 to move in a direction away from the fixed end of the first electric telescopic rod 318, the transmission rack 317 moves to drive the transmission gear 316 to rotate, the transmission gear 316 rotates to drive the rotating shaft 315 to rotate, the rotating shaft 315 rotates to drive the driving bevel gear 314 to rotate, the driving bevel gear 314 rotates to drive the driven bevel gear 313 to rotate, the driven bevel gear 313 rotates to drive the sliding rod 312 to rotate, the sliding rod 312 rotates to drive the second sliding block 310 to slide in the guide rail 309 and move in a direction away from the bearing plate 319, the second sliding block 310 moves in a direction away from the bearing plate 319 to enable the second sliding block 310 to be close to the crankshaft 404, the stroke of the first sliding block 303 in the sleeve 304 increases to enable the stroke of the movable end of the driven telescopic rod 305 to increase, and the flowing speed of the cooling liquid in the first connecting pipe 306, the second 307 and the radiating pipe 203 increases the radiating efficiency of the first assembly 3 to the driving motor 2.
Referring to fig. 1 and 2, the second heat dissipating assembly 5 includes a heat exchanger 505 and a centrifugal pump 504, each of the heat exchanger 505 and the centrifugal pump 504 being fixedly mounted on the chassis 1, each of the centrifugal pump 504 and the heat exchanger 505 being electrically connected to the controller. The liquid inlet of the heat exchanger 505 is communicated with a third communicating pipe 501, and one end of the third communicating pipe 501 far away from the heat exchanger 505 is communicated with the first radiating disc 201. The liquid outlet of the heat exchanger 505 is communicated with a fourth communicating pipe 502, and one end of the fourth communicating pipe 502 far away from the heat exchanger 505 is communicated with the liquid inlet of the centrifugal pump 504. The liquid outlet of the centrifugal pump 504 is communicated with a fifth communicating pipe 503, and one end of the fifth communicating pipe 503 far away from the centrifugal pump 504 is communicated with the second heat radiating plate 202. A second electronic check valve 506 is mounted on each of the third communication pipe 501 and the fifth communication pipe 503, and the second electronic check valve 506 is electrically connected to the controller. The third communication pipe 501, the fourth communication pipe 502, the fifth communication pipe 503, the heat exchanger 505, and the centrifugal pump 504 are filled with the coolant.
When the temperature sensor detects that the temperature of the driving motor 2 reaches the preset temperature, the preset temperature is 60 ℃, the controller controls the driving assembly 4 and the first heat dissipation assembly 3 to stop working, the first electronic check valve 308 is closed, and the lengths of the first electric telescopic rod 318 and the second electric telescopic rod 403 are shortened. Then, the controller controls the two second electronic check valves 506 to open, the second electronic check valve 506 controls the flow direction of the cooling liquid in the third communicating pipe 501 to flow from the heat exchanger 505 to the first cooling plate 201, the inside of the third communicating pipe 501 is positive pressure, the second electronic check valve 506 controls the flow direction of the cooling liquid in the fifth communicating pipe 503 to flow from the second cooling plate 202 to the centrifugal pump 504, and the inside of the fifth communicating pipe 503 is negative pressure. Realize the rapid refrigeration to the coolant liquid, and then improve the cooling efficiency to driving motor 2.
The implementation principle of the cooling system for the unmanned aerial vehicle motor provided by the embodiment of the application is as follows: when the unmanned aerial vehicle starts, the driving motor 2 works and drives the unmanned aerial vehicle to work, when the unmanned aerial vehicle starts, the controller receives a starting signal, and the temperature sensor detects the temperature of the driving motor 2 and transmits a detection signal to the controller when the driving motor 2 runs. The controller receives the starting signal, and the controller controls the driving assembly 4 and the first heat dissipation assembly 3 to work, and drives the first heat dissipation assembly 3 to work when the driving motor 2 works, and the first heat dissipation assembly 3 dissipates heat to the driving motor 2. When the temperature sensor detects that the temperature of the driving motor 2 reaches the preset temperature, the preset temperature is 60 ℃, and the controller controls the driving assembly 4 and the first heat dissipation assembly 3 to stop working. After the driving assembly 4 and the first heat dissipation assembly 3 stop working, the controller controls the second heat dissipation assembly 5 to start working and dissipate heat of the driving motor 2. And the heat dissipation efficiency of the unmanned aerial vehicle motor is improved. Meanwhile, the first heat dissipation component 3 and the second heat dissipation component 5 are switched to work, so that excessive energy consumption in the cooling process of the driving motor 2 is avoided, and the flight state and the cruising duration of the unmanned aerial vehicle are further influenced.
The embodiment of the application also discloses a cooling method for the unmanned aerial vehicle motor.
Referring to fig. 1 and 2, a cooling method for a motor of an unmanned aerial vehicle comprises the following working steps:
S1, when the unmanned aerial vehicle is started, the controller receives a starting signal, and the temperature sensor detects the temperature of the driving motor 2 and transmits a detection signal to the controller when the driving motor 2 runs.
S2, the controller receives a starting signal, the controller controls the driving assembly 4 and the first heat dissipation assembly 3 to work, the driving motor 2 drives the first heat dissipation assembly 3 to work while working, and the first heat dissipation assembly 3 dissipates heat to the driving motor 2.
And S3, when the temperature sensor detects that the temperature of the driving motor 2 reaches the preset temperature, the controller controls the driving assembly 4 and the first heat dissipation assembly 3 to stop working, wherein the preset temperature is 60 ℃.
And S4, after the driving assembly 4 and the first heat dissipation assembly 3 stop working, the controller controls the second heat dissipation assembly 5 to start working and conduct heat dissipation on the driving motor 2.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. A cooling system for an unmanned aerial vehicle motor, comprising:
The base (1) is fixedly arranged on the unmanned aerial vehicle;
the driving motor (2), the driving motor (2) is fixedly arranged on the base (1), and the driving motor (2) is used for driving the unmanned aerial vehicle;
The number of the radiating pipes (203) is not less than two, and the radiating pipes (203) with the number not less than two are uniformly penetrated and fixedly arranged on the driving motor (2);
A first radiating disc (201), wherein the first radiating disc (201) is communicated with one end of the radiating tube (203);
the second heat dissipation disc (202), the second heat dissipation disc (202) is communicated with the other end of the heat dissipation tube (203), and a yielding groove is formed in the center of the second heat dissipation disc (202) in a penetrating manner;
The second heat dissipation assembly (5), the second heat dissipation assembly (5) is installed on the base (1), and the second heat dissipation assembly (5) is used for cooling the driving motor (2);
wherein the second heat dissipation assembly (5) comprises:
A heat exchanger (505), the heat exchanger (505) being fixedly mounted on the base (1);
A centrifugal pump (504), the centrifugal pump (504) being fixedly mounted on the base (1);
A third communicating pipe (501), wherein one end of the third communicating pipe (501) is communicated with the first radiating disc (201), and the other end of the third communicating pipe (501) is communicated with a liquid inlet of the heat exchanger (505);
A fourth communicating pipe (502), wherein one end of the fourth communicating pipe (502) is communicated with a liquid outlet of the heat exchanger (505), and the other end of the fourth communicating pipe (502) is communicated with a liquid inlet of the centrifugal pump (504);
a fifth communicating pipe (503), one end of the fifth communicating pipe (503) is communicated with a liquid outlet of the centrifugal pump (504), and the other end of the fifth communicating pipe (503) is communicated with the second radiating disc (202);
Still include drive assembly (4), drive assembly (4) with driving motor (2) are connected, be connected with first radiator unit (3) on drive assembly (4), first radiator unit (3) are installed on base (1), first radiator unit (3) are used for the cooling driving motor (2), first radiator unit (3) include:
A first connecting rod (301), wherein one end of the first connecting rod (301) is connected with the driving assembly (4);
A second connecting rod (302), wherein one end of the second connecting rod (302) is hinged with one end of the first connecting rod (301) away from the driving assembly (4);
a sleeve (304), wherein the sleeve (304) is fixedly arranged on the base (1);
The first sliding block (303), the first sliding block (303) is slidably mounted in the sleeve (304), the side wall of the circumference of the first sliding block (303) is tightly attached to the inner wall of the sleeve (304), and the first sliding block (303) is hinged with one end, far away from the first connecting rod (301), of the second connecting rod (302);
The driven telescopic rod (305), the fixed end of the driven telescopic rod (305) is fixedly arranged on the sleeve (304), and the movable end of the driven telescopic rod (305) is fixedly connected with one end of the first sliding block (303) far away from the second connecting rod (302);
One end of the first communication pipe (306) is communicated with the fixed end of the driven telescopic rod (305), and the other end of the first communication pipe (306) is communicated with the first radiating disc (201);
A second communicating pipe (307), wherein one end of the second communicating pipe (307) is communicated with the fixed end of the driven telescopic rod (305), and the other end of the second communicating pipe (307) is communicated with the second radiating disc (202);
The first heat dissipation assembly (3) further comprises:
The guide rail (309), the guide rail (309) is fixedly installed on the sleeve (304), and the guide rail (309) is arc-shaped;
-a second slider (310), said second slider (310) being slidingly mounted on said guide rail (309);
A third connecting rod (311), wherein one end of the third connecting rod (311) is hinged to the second sliding block (310), and the other end of the third connecting rod (311) is hinged to one end, far away from the first sliding block (303), of the second connecting rod (302);
A sliding rod (312), wherein the sliding rod (312) is penetrated and connected on the second sliding block (310) in a threaded manner;
A driven bevel gear (313), wherein the driven bevel gear (313) is coaxially sleeved and slidably mounted on one end of the sliding rod (312) away from the second sliding block (310);
a spindle (315), the spindle (315) being rotatably mounted on the sleeve (304);
The bearing plate (319) is L-shaped, one end of the bearing plate (319) is sleeved and rotatably mounted on the rotating shaft (315), the driven bevel gear (313) is rotatably mounted on the other end of the bearing plate (319), and the sliding rod (312) is arranged on the bearing plate (319) in a penetrating mode;
A drive bevel gear (314), wherein the drive bevel gear (314) is coaxially sleeved and fixedly arranged on the rotating shaft (315), and the drive bevel gear (314) is in meshed connection with the driven bevel gear (313);
the transmission gear (316) is coaxially sleeved and fixedly arranged on the rotating shaft (315);
A transmission rack (317), wherein the transmission rack (317) is in meshed connection with the transmission gear (316);
The fixed end of the first electric telescopic rod (318) is fixedly arranged on the sleeve (304), and the movable end of the first electric telescopic rod (318) is fixedly connected with the transmission rack (317);
a first electronic one-way valve (308) is arranged on each of the first communicating pipe (306) and the second communicating pipe (307);
A controller is arranged on the base (1), the controller is electrically connected with the first electronic one-way valve (308), and the controller can control the first electronic one-way valve (308) to work;
the first electric telescopic rod (318) is electrically connected with the controller;
a temperature sensor is arranged on the driving motor (2), and the temperature sensor is electrically connected with the controller;
The drive assembly (4) comprises:
The first end face gear (401), the first end face gear (401) is coaxial and fixedly installed on the output shaft of the driving motor (2);
A crankshaft (404), wherein a main journal of the crankshaft (404) is rotatably mounted on the base (1), and one end of the first connecting rod (301) far away from the second connecting rod (302) is hinged on a connecting rod journal of the crankshaft (404);
The fixed end of the second electric telescopic rod (403) is coaxially and fixedly arranged on a main journal of the crankshaft (404), and the movable end of the second electric telescopic rod (403) is coaxially arranged with the first end face gear (401);
the second face gear (402) is coaxially sleeved and fixedly arranged on the movable end of the second electric telescopic rod (403), and the first face gear (401) and the second face gear (402) can be in meshed connection.
2. The cooling system for a drone motor according to claim 1, wherein the second electric telescopic rod (403) is electrically connected to the controller.
3. The cooling system for the unmanned aerial vehicle motor according to claim 1, wherein a second electronic check valve (506) is mounted on each of the third communication pipe (501) and the fifth communication pipe (503), and the second electronic check valve (506) is electrically connected to the controller.
4. The cooling system for an unmanned aerial vehicle motor according to claim 1, wherein the centrifugal pump (504) and the heat exchanger (505) are both electrically connected to the controller.
5. A cooling method for an unmanned aerial vehicle motor, based on a cooling system for an unmanned aerial vehicle motor according to any of claims 1-4, characterized in that it comprises the following working steps:
s1, when an unmanned aerial vehicle is started, a controller receives a starting signal, a temperature sensor detects the temperature of a driving motor (2) while the driving motor (2) operates, and a detection signal is transmitted to the controller;
S2, the controller receives a starting signal, the controller controls the driving assembly (4) and the first heat dissipation assembly (3) to work, the driving motor (2) drives the first heat dissipation assembly (3) to work while the driving motor (2) works, and the first heat dissipation assembly (3) dissipates heat of the driving motor (2);
S3, when the temperature sensor detects that the temperature of the driving motor (2) reaches a preset temperature, the controller controls the driving assembly (4) and the first heat dissipation assembly (3) to stop working, wherein the preset temperature is 60 ℃;
s4, after the driving assembly (4) and the first heat dissipation assembly (3) stop working, the controller controls the second heat dissipation assembly (5) to start working and conduct heat dissipation on the driving motor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410437426.7A CN118040988B (en) | 2024-04-12 | 2024-04-12 | Cooling system and cooling method for unmanned aerial vehicle motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410437426.7A CN118040988B (en) | 2024-04-12 | 2024-04-12 | Cooling system and cooling method for unmanned aerial vehicle motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118040988A CN118040988A (en) | 2024-05-14 |
| CN118040988B true CN118040988B (en) | 2024-06-11 |
Family
ID=90991758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410437426.7A Active CN118040988B (en) | 2024-04-12 | 2024-04-12 | Cooling system and cooling method for unmanned aerial vehicle motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118040988B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209435046U (en) * | 2018-12-04 | 2019-09-24 | 江苏拓格电子科技有限公司 | Heat dissipation stepper motor for flexible circuit board test fixture |
| CN112865396A (en) * | 2021-03-08 | 2021-05-28 | 深圳市一吉制造有限公司 | Energy-saving motor with efficient heat dissipation |
| CN113247280A (en) * | 2021-07-14 | 2021-08-13 | 深圳市勘察研究院有限公司 | Low-cost unmanned aerial vehicle heat dissipation auxiliary device |
| CN113765298A (en) * | 2021-09-30 | 2021-12-07 | 安徽智鸥驱动科技有限公司 | Radiating assembly of outer rotor brushless motor |
| CN115467858A (en) * | 2022-10-27 | 2022-12-13 | 四川三维鼓风机有限公司 | Motor stabilizing radiator for fan part |
| US11787551B1 (en) * | 2022-10-06 | 2023-10-17 | Archer Aviation, Inc. | Vertical takeoff and landing aircraft electric engine configuration |
-
2024
- 2024-04-12 CN CN202410437426.7A patent/CN118040988B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209435046U (en) * | 2018-12-04 | 2019-09-24 | 江苏拓格电子科技有限公司 | Heat dissipation stepper motor for flexible circuit board test fixture |
| CN112865396A (en) * | 2021-03-08 | 2021-05-28 | 深圳市一吉制造有限公司 | Energy-saving motor with efficient heat dissipation |
| CN113247280A (en) * | 2021-07-14 | 2021-08-13 | 深圳市勘察研究院有限公司 | Low-cost unmanned aerial vehicle heat dissipation auxiliary device |
| CN113765298A (en) * | 2021-09-30 | 2021-12-07 | 安徽智鸥驱动科技有限公司 | Radiating assembly of outer rotor brushless motor |
| US11787551B1 (en) * | 2022-10-06 | 2023-10-17 | Archer Aviation, Inc. | Vertical takeoff and landing aircraft electric engine configuration |
| CN115467858A (en) * | 2022-10-27 | 2022-12-13 | 四川三维鼓风机有限公司 | Motor stabilizing radiator for fan part |
Also Published As
| Publication number | Publication date |
|---|---|
| CN118040988A (en) | 2024-05-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10807441B2 (en) | Drive train for a vehicle | |
| EP2298586B1 (en) | Hybrid Vehicle | |
| CN201895566U (en) | Heat management system of motor-driven fan for vehicle | |
| CN109098832A (en) | A kind of Mobile Power Transmission assembly joint cooling system and control method | |
| KR20200015345A (en) | Vehicle air-conditioning device using semiconductor as cooling core | |
| CN118040988B (en) | Cooling system and cooling method for unmanned aerial vehicle motor | |
| US4351162A (en) | Apparatus for engine cooling and vehicle air conditioning | |
| CN115559964B (en) | Hydraulic oil cooling device in hydraulic station and cooling method | |
| CN115313732A (en) | Axial-flow motor | |
| CN211106935U (en) | New energy commercial vehicle electric drive system cooling device | |
| CN110095010B (en) | Cooling tower fan control device with temperature control function | |
| CN203891996U (en) | Water-cooling power unit for small unmanned helicopter | |
| CN219638990U (en) | Electric drive fracturing equipment | |
| CN201158300Y (en) | Hydraulic pressure drive refrigerating device of automobile | |
| CN115224880B (en) | Built-in drive IPM motor | |
| CN215622746U (en) | Anti-aging temperature-resistant sensor for unmanned aerial vehicle | |
| CN220858584U (en) | A resistance to compression shell for servo driver | |
| CN103925060B (en) | Water-cooling power device of small unmanned helicopter | |
| CN114423246B (en) | Cooling mounting structure of electric vehicle controller | |
| CN220107763U (en) | High heat dissipation intelligent electric actuator | |
| CN219447315U (en) | Aircraft with a plurality of aircraft body | |
| CN219570824U (en) | Heat abstractor for speed reducer | |
| CN202215717U (en) | Integrated cooling device | |
| CN216281819U (en) | Automatic optimization control device of water-cooling air conditioner | |
| CN220060468U (en) | Industrial fan speed reducer stabilizing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |