CN216887259U - Electric aircraft tractor driven by single motor - Google Patents
Electric aircraft tractor driven by single motor Download PDFInfo
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- CN216887259U CN216887259U CN202220685942.8U CN202220685942U CN216887259U CN 216887259 U CN216887259 U CN 216887259U CN 202220685942 U CN202220685942 U CN 202220685942U CN 216887259 U CN216887259 U CN 216887259U
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Abstract
The utility model relates to an electric aircraft tractor driven by a single motor, which solves the technical problems that a four-wheel drive transmission device in the existing electric aircraft tractor adopts a motor to drive a gearbox, gear shifting and pause are caused in the driving process, the transmission chain is long, the energy transmission efficiency is low, and the endurance mileage is short; the driving motor is of a double-output-shaft structure, a front output shaft of the driving motor is connected with one end of a front transmission shaft through a universal joint, and the other end of the front transmission shaft is connected with a power input end of a front driving steering axle through the universal joint; the rear output shaft of the driving motor is connected with one end of a rear transmission shaft through a universal joint, and the other end of the rear transmission shaft is connected with the power input end of a rear driving steering axle through the universal joint. The utility model can be used for the electric aircraft tractor.
Description
Technical Field
The utility model relates to the technical field of airport ground equipment, in particular to an electric aircraft tractor driven by a single motor.
Background
As is well known, in recent years, air pollution is increasingly serious, and haze weather often occurs, which is mainly caused by the fact that the number of global automobiles is greatly increased and emissions are increased, in order to protect the environment and improve the quality of life of human beings, people have higher and higher requirements on the emission of automobiles, and research and development efforts are increased on zero-emission electric vehicles, while the displacement of an airplane tractor is large, so that the air pollution is serious, and the research and development of an electric tractor becomes significant.
In the technical field of airport ground equipment, an electric aircraft tractor is used for pushing and towing heavy aircraft. Four-wheel drive transmission in electric aircraft tractor mainly is the mode that adopts the motor drive gearbox in the trade at present, owing to there is the gearbox, need shift, has to shift among the driving process and has suddenly the feeling of frustrating, and driving experience is poor, and transmission chain length, energy transfer efficiency is low, and the mileage of endurance is short.
Disclosure of Invention
The utility model provides an electric aircraft tractor driven by a single motor, which is short in transmission chain and high in transmission efficiency, and aims to solve the technical problems that a four-wheel drive transmission device in the existing electric aircraft tractor adopts a mode of driving a gearbox by the motor, gear shifting and gear shifting are caused in the driving process, the driving experience is poor, the transmission chain is long, the energy transmission efficiency is low, and the endurance mileage is short.
The utility model provides an electric aircraft tractor driven by a single motor, which comprises a frame and a power system, wherein the power system comprises a front driving steering axle, a rear driving steering axle, a driving motor, a front transmission shaft and a rear transmission shaft, and the front driving steering axle and the rear driving steering axle are connected with the frame; the driving motor is connected with the frame; the driving motor is of a double-output-shaft structure, a front output shaft of the driving motor is connected with one end of a front transmission shaft through a universal joint, and the other end of the front transmission shaft is connected with a power input end of a front driving steering axle through the universal joint; a rear output shaft of the driving motor is connected with one end of a rear transmission shaft through a universal joint, and the other end of the rear transmission shaft is connected with a power input end of a rear driving steering axle through the universal joint; the frame is connected with a motor controller.
Preferably, the drive motor is attached to the frame by a bracket.
Preferably, the driving motor is a permanent magnet brushless water-cooling motor, the frame is connected with a heat dissipation device, and the motor is controlled by a motor controller with a water-cooling heat dissipation unit;
the motor controller with the water-cooling heat dissipation unit is provided with the water-cooling heat dissipation unit; the heat dissipation device comprises a radiator and a water pump, wherein the inlet of the water pump is connected with the outlet of the radiator through a pipeline, the outlet of the water pump is connected with the inlet of the water-cooling heat dissipation unit through a pipeline, the outlet of the water-cooling heat dissipation unit is connected with the water inlet of the permanent magnet brushless water-cooling motor through a pipeline, and the water outlet of the water inlet of the permanent magnet brushless water-cooling motor is connected with the inlet of the radiator through a pipeline.
The utility model has the advantages that the axle is directly driven by one motor, and one motor is easy to arrange and install in the limited space of the electric aircraft tractor, and is particularly suitable for the traction of small electric aircraft with shorter wheelbase. The transmission system is simplified, the transmission chain is short, the transmission efficiency is improved, stepless speed change can be realized, the types of parts of the transmission system of the whole vehicle are reduced, in addition, the motor direct-drive axle can also help the vehicle to improve the stability and the electronization and initiative of a chassis system, and the safety and the reliability of the whole vehicle are obviously improved. The device has the advantages of compact structure, convenience in maintenance, high reliability, high working efficiency and the like.
Further features and aspects of the present invention will become apparent from the following description of specific embodiments with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of an electric aircraft tractor;
FIG. 2 is a side view of the structure shown in FIG. 1;
FIG. 3 is a top view of the structure shown in FIG. 1;
FIG. 4 is a schematic view of a connection structure between a driving motor, a front driving steering axle, a rear driving steering axle, a front transmission shaft and a rear transmission shaft in the electric aircraft tractor shown in FIG. 1;
fig. 5 is a schematic view of the structure of the heat sink mounted on the frame.
Symbolic illustration in the drawings:
1. the vehicle comprises a frame, 2, a front driving steering axle, 3, a rear driving steering axle, 4, a driving motor, 5, a front transmission shaft, 6, a rear transmission shaft, 7, a motor controller with a water-cooling heat dissipation unit, 8, a radiator, 9, a water pump and 10, and a water tank.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments thereof with reference to the attached drawings.
As shown in fig. 1-4, the electric aircraft tractor includes a frame 1 and a power system, the power system includes a front driving steering axle 2, a rear driving steering axle 3, a driving motor 4, a front transmission shaft 5, and a rear transmission shaft 6, and the front driving steering axle 2 and the rear driving steering axle 3 are connected to the frame 1. The driving motor 4 is connected to the frame 1 through a support (fixedly connected through bolts), and is convenient to disassemble, assemble and maintain. The driving motor 4 is a double-output shaft structure, a front output shaft of the driving motor 4 extends out of a front end cover of the driving motor 4, and a rear output shaft of the driving motor 4 extends out of a rear end cover of the driving motor 4.
The front output shaft of the driving motor 4 is connected with one end of the front transmission shaft 5 through a universal joint, and the other end of the front transmission shaft 5 is connected with the power input end of the front driving steering axle 2 through a universal joint. The rear output shaft of the driving motor 4 is connected with one end of the rear transmission shaft 6 through a universal joint, and the other end of the rear transmission shaft 6 is connected with the power input end of the rear driving steering axle 3 through a universal joint. The motor controller for controlling the driving motor 4 to work is arranged on the frame 1, the motor controller is connected with the driving motor 4 through a signal line, and the speed change and the reversing of the vehicle are realized by adjusting the rotating speed and the rotating direction of the driving motor 4.
The driving motor 4 may specifically adopt a permanent magnet brushless water-cooled motor, when adopting the permanent magnet brushless water-cooled motor, a heat dissipation device needs to be arranged, and the corresponding motor control adopts a motor controller with a water-cooled heat dissipation unit. Referring to fig. 3 and 5, the motor controller 7 having the water-cooling heat dissipation unit is provided with a water-cooling heat dissipation unit; the heat dissipation device comprises a heat radiator 8 and a water pump 9, wherein an inlet of the water pump 9 is connected with an outlet of the heat radiator 8 through a pipeline, an outlet of the water pump 9 is connected with an inlet of a water-cooling heat dissipation unit of a motor controller 7 with the water-cooling heat dissipation unit through a pipeline, an outlet of the water-cooling heat dissipation unit is connected with a water inlet of the permanent magnet brushless water-cooling motor through a pipeline, and a water outlet of the water inlet of the permanent magnet brushless water-cooling motor is connected with an inlet of the heat radiator 8 through a pipeline; the water pump 9 pumps the cooling liquid in the radiator 8 out and sequentially pumps the cooling liquid into the water-cooling radiating unit of the motor controller 7 with the water-cooling radiating unit, the permanent magnet brushless water-cooling motor and the radiator 8 to form a circulating water path for radiating heat for the permanent magnet brushless water-cooling motor and the motor controller 7 with the water-cooling radiating unit. In addition, a water tank 10 can be arranged, a water outlet at the bottom of the water tank 10 is connected to a water outlet of the radiator 8 and used for supplementing liquid, an exhaust hole of the radiator 8 is connected with an inlet at the top of the water tank 10 through a pipe, water and air output by the exhaust hole of the radiator 8 enter the water tank 10 to complete exhaust, and the water tank 10 is open.
The above description is only for the purpose of illustrating preferred embodiments of the present invention and is not to be construed as limiting the present invention, and it is apparent to those skilled in the art that various modifications and variations can be made in the present invention. All changes, equivalents, modifications and the like which come within the scope of the utility model as defined by the appended claims are intended to be embraced therein.
Claims (3)
1. An electric aircraft tractor driven by a single motor is characterized by comprising a frame and a power system, wherein the power system comprises a front driving steering axle, a rear driving steering axle, a driving motor, a front transmission shaft and a rear transmission shaft; the driving motor is connected with the frame; the driving motor is of a double-output-shaft structure, a front output shaft of the driving motor is connected with one end of a front transmission shaft through a universal joint, and the other end of the front transmission shaft is connected with a power input end of a front driving steering axle through the universal joint; a rear output shaft of the driving motor is connected with one end of a rear transmission shaft through a universal joint, and the other end of the rear transmission shaft is connected with a power input end of a rear driving steering axle through the universal joint; and the frame is connected with a motor controller.
2. The electric aircraft tractor driven by a single motor as claimed in claim 1, wherein the drive motor is fixedly connected to the frame by a bracket.
3. The electric aircraft tractor driven by a single motor according to claim 1 or 2, wherein the driving motor is a permanent magnet brushless water-cooled motor, a heat dissipation device is connected to the frame, and the motor controller is a motor controller with a water-cooled heat dissipation unit;
the motor controller with the water-cooling heat dissipation unit is provided with the water-cooling heat dissipation unit; the heat dissipation device comprises a radiator and a water pump, wherein the inlet of the water pump is connected with the outlet of the radiator through a pipeline, the outlet of the water pump is connected with the inlet of the water-cooling heat dissipation unit through a pipeline, the outlet of the water-cooling heat dissipation unit is connected with the water inlet of the permanent magnet brushless water-cooling motor through a pipeline, and the water outlet of the permanent magnet brushless water-cooling motor is connected with the inlet of the radiator through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220685942.8U CN216887259U (en) | 2022-03-28 | 2022-03-28 | Electric aircraft tractor driven by single motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220685942.8U CN216887259U (en) | 2022-03-28 | 2022-03-28 | Electric aircraft tractor driven by single motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216887259U true CN216887259U (en) | 2022-07-05 |
Family
ID=82193753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220685942.8U Active CN216887259U (en) | 2022-03-28 | 2022-03-28 | Electric aircraft tractor driven by single motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216887259U (en) |
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2022
- 2022-03-28 CN CN202220685942.8U patent/CN216887259U/en active Active
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