CN212290361U - Unmanned aerial vehicle double dynamical motor transmission system - Google Patents
Unmanned aerial vehicle double dynamical motor transmission system Download PDFInfo
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- CN212290361U CN212290361U CN202020252780.XU CN202020252780U CN212290361U CN 212290361 U CN212290361 U CN 212290361U CN 202020252780 U CN202020252780 U CN 202020252780U CN 212290361 U CN212290361 U CN 212290361U
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Abstract
The unmanned aerial vehicle dual-power motor transmission system comprises a supporting assembly, a power assembly and a transmission assembly; the supporting assembly is of a box body structure and consists of a main shaft comprehensive bearing seat, a main shaft bearing seat and two gearbox structure side plates; the power assembly consists of a first power motor, a second power motor and a motor output synchronous belt wheel; the transmission assembly comprises a transmission synchronous belt wheel, a synchronous belt, a pinion, a main rotor output shaft and a main gear. The first power motor and the second power motor drive the motor output synchronous belt pulley to rotate, the motor output synchronous belt pulley drives the transmission synchronous belt pulley to rotate through the synchronous belt, and the pinion drives the main rotor output shaft to rotate through the main gear while the synchronous belt pulley rotates. The utility model discloses a parallelly connected driving system has increased driving system's reliability, has also reduced single brushless motor's power and high-power brushless electronic speed regulator's power simultaneously.
Description
Technical Field
The utility model belongs to the technical field of unmanned aerial vehicle motor drive, in particular to two power machine transmission systems of unmanned aerial vehicle.
Background
Unmanned aerial vehicles are unmanned aerial vehicles operated by radio remote control equipment and self-contained program control devices, and are widely applied to the fields of aerial photography, agriculture, plant protection, express transportation, disaster relief, infectious disease monitoring, news reporting, power inspection, disaster relief and the like at present. The first condition of unmanned aerial vehicle lift-off is power, and it can drive rotor rotation to have power, and unmanned aerial vehicle can produce sufficient lift and resist the gravitation from the earth. Thus, the performance of the power plant of the drone determines the flight performance of the drone. Brushless motor is little owing to have whole size, and light in weight, the fuselage vibrations are little, can carry on precision instrument, and the timing end of taking off is efficient, advantages such as easy maintenance, current unmanned aerial vehicle adopts single brushless motor more. In addition, as the unmanned aerial vehicle needs to complete various flight postures and actions, the brushless motor and the brushless electronic speed regulator need to be matched for use.
The unmanned aerial vehicle is influenced by factors such as work tasks, loads and environments, so that the brushless motor and the brushless electronic speed regulator work on peak power instantly or for a long time, the service life of the brushless motor and the brushless electronic speed regulator is shortened, and accidents such as burnout or crash occur seriously.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome brushless motor and brushless electronic governor and be work on peak power many moments or for a long time for brushless motor and brushless electronic governor appear life and shorten, take place to burn or crash scheduling problem when serious, provide a two motor drive system of unmanned aerial vehicle.
The utility model adopts the technical proposal that:
a double-power motor transmission system of an unmanned aerial vehicle comprises a supporting assembly, a power assembly and a transmission assembly; the supporting assembly is of a box body structure and comprises a main shaft comprehensive bearing seat, a main shaft bearing seat and two gearbox structure side plates, the two gearbox structure side plates are connected with the whole box body structure through the main shaft comprehensive bearing seat and the main shaft bearing seat, the main shaft bearing seat is positioned on the upper surface of the box body, and the main shaft comprehensive bearing seat is positioned in the box body; the power assembly is composed of a first power motor, a second power motor and a motor output synchronous belt pulley, the first power motor and the second power motor are symmetrically and fixedly arranged on two sides of the front end of the main shaft comprehensive bearing seat, and the lower ends of the first power motor and the second power motor penetrate through the main shaft comprehensive bearing seat and are sleeved with the rotatable motor output synchronous belt pulley; the transmission assembly comprises a transmission synchronous belt wheel, a synchronous belt, a pinion, a main rotor output shaft and a main gear, the transmission synchronous belt wheel is rotatably fixed at the lower end of a main shaft comprehensive bearing seat and is in the same horizontal plane with a motor output synchronous belt wheel, the transmission synchronous belt wheel is in transmission connection with the motor output synchronous belt wheel through the synchronous belt, the pinion is arranged between the transmission synchronous belt wheel and the main shaft comprehensive bearing seat, the lower surface of the pinion is fixed on the upper surface of the transmission synchronous belt wheel, the pinion rotates along with the rotation of the transmission synchronous belt wheel, the main rotor output shaft is rotatably fixed on the main shaft comprehensive bearing seat and the main shaft bearing seat, the lower end of the main rotor output shaft penetrates through; the first power motor and the second power motor drive the motor output synchronous belt pulley to rotate, the motor output synchronous belt pulley drives the transmission synchronous belt pulley to rotate through the synchronous belt, and the pinion drives the main rotor output shaft to rotate through the main gear while the synchronous belt pulley rotates.
The unmanned aerial vehicle double-power motor transmission system is also provided with a tensioning assembly; the tensioning assembly component consists of an upper tensioning control rod, a lower tensioning control rod, an upper tensioning connecting column, a lower tensioning connecting column and a tensioning wheel; the upper tensioning control rod and the lower tensioning control rod are connected into a frame structure through upper and lower tensioning connecting columns, the frame structure is vertically inserted into the box body of the supporting assembly, and the tensioning wheel is rotatably arranged on the lower tensioning control rod and is abutted to the synchronous belt.
An upper tensioning control rod of the tensioning assembly is provided with a first tensioning adjusting screw, a lower tensioning control rod of the tensioning assembly is provided with a second tensioning adjusting screw, and the tensioning assembly can move towards the interior of the box body of the supporting assembly through the first tensioning adjusting screw and the second tensioning adjusting screw.
The two gearbox structure side plates of the supporting assembly are provided with windows, and the synchronous belt penetrates through the windows on the two gearbox structure side plates and is sleeved on the transmission synchronous belt pulley and the motor output synchronous belt pulley.
The utility model has the advantages that:
the utility model discloses a parallelly connected with motor power, increased unmanned aerial vehicle power device's reliability, also reduced single brushless motor's power and high-power brushless electronic speed regulator's power simultaneously, extension brushless motor and brushless electronic speed regulator life avoid appearing accidents such as brushless motor and brushless electronic speed regulator burns out or crashes.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention.
In fig. 1-2, 1-main shaft integrated bearing seat, 2-main shaft bearing seat, 3-gearbox structural side plate, 4-first dynamic motor, 5-second dynamic motor, 6-motor output synchronous pulley, 7-transmission synchronous pulley, 8-synchronous belt, 9-pinion, 10-main rotor output shaft, 11-main gear, 12-upper tensioning control rod, 13-lower tensioning control rod, 14-upper and lower tensioning connecting column, 15-tensioning wheel, 16-first tensioning adjusting screw and 17-second tensioning adjusting screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model relates to a two motor drive system of unmanned aerial vehicle, including supporting component, power component and drive assembly.
The supporting component is of a box body structure and is composed of a main shaft comprehensive bearing seat, a main shaft bearing seat and two gearbox structure side plates, the two gearbox structure side plates are connected with the whole box body structure through the main shaft comprehensive bearing seat and the main shaft bearing seat, the main shaft bearing seat is located on the upper surface of the box body, and the main shaft comprehensive bearing seat is located in the box body.
The power assembly is composed of a first power motor, a second power motor and a motor output synchronous belt pulley, the first power motor and the second power motor are symmetrically and fixedly installed on two sides of the front end of the main shaft comprehensive bearing seat, the lower ends of the first power motor and the second power motor penetrate through the main shaft comprehensive bearing seat, and the first power motor and the second power motor are sleeved with the rotatable motor output synchronous belt pulley.
The transmission assembly consists of a transmission synchronous belt wheel, a synchronous belt, a pinion, a main rotor output shaft and a main gear. The transmission synchronous belt wheel is rotatably fixed at the lower end of the main shaft comprehensive bearing seat and is in the same horizontal plane with the motor output synchronous belt wheel, and the transmission synchronous belt wheel is connected with the motor output synchronous belt wheel through synchronous belt transmission. The pinion is arranged between the transmission synchronous belt wheel and the main shaft comprehensive bearing seat, the lower surface of the pinion is fixed on the upper surface of the transmission synchronous belt wheel, and the pinion rotates along with the rotation of the transmission synchronous belt wheel. The main rotor output shaft is rotatably fixed on the main shaft comprehensive bearing seat and the main shaft bearing seat, the lower end of the main rotor output shaft penetrates through the main shaft comprehensive bearing seat and the main shaft bearing seat, and a main gear meshed with the pinion is fixedly sleeved on the main rotor output shaft.
The working principle of the unmanned aerial vehicle dual-power motor transmission system is as follows: the motor output synchronous belt wheel is driven to rotate by the first power motor and the second power motor, the motor output synchronous belt wheel drives the transmission synchronous belt wheel to rotate through the synchronous belt, and the pinion drives the main rotor output shaft to rotate through the main gear while the synchronous belt wheel rotates.
In order to avoid the situation such as the hold-in range appears slackening after using for a long time, this unmanned aerial vehicle dual-power motor transmission system still is equipped with tensioning assembly. The tensioning assembly component consists of an upper tensioning control rod, a lower tensioning control rod, an upper tensioning connecting column, a lower tensioning connecting column and a tensioning wheel. Go up the tensioning control lever and connect into frame construction with tensioning control lever down through upper and lower tensioning spliced pole, inside the vertical box that inserts supporting component of frame construction, the take-up pulley rotatable locate down on the tensioning control lever with the hold-in range butt.
In addition, in order to further enable the position of the tensioning assembly in the box body of the supporting assembly to be adjustable, a first tensioning adjusting screw can be additionally arranged on an upper tensioning control rod of the tensioning assembly, and a second tensioning adjusting screw can be additionally arranged on a lower tensioning control rod of the tensioning assembly.
In order to facilitate observation of the running condition of the transmission assembly and replacement of the synchronous belt in the future, windows can be formed in the two gearbox structure side plates of the supporting assembly, and the synchronous belt penetrates through the windows in the two gearbox structure side plates and is sleeved on the transmission synchronous belt pulley and the motor output synchronous belt pulley.
Claims (4)
1. The utility model provides a two motor drive system of unmanned aerial vehicle which characterized in that: the unmanned aerial vehicle dual-power motor transmission system comprises a supporting assembly, a power assembly and a transmission assembly; the supporting assembly is of a box body structure and comprises a main shaft comprehensive bearing seat, a main shaft bearing seat and two gearbox structure side plates, the two gearbox structure side plates are connected with the whole box body structure through the main shaft comprehensive bearing seat and the main shaft bearing seat, the main shaft bearing seat is positioned on the upper surface of the box body, and the main shaft comprehensive bearing seat is positioned in the box body; the power assembly is composed of a first power motor, a second power motor and a motor output synchronous belt pulley, the first power motor and the second power motor are symmetrically and fixedly arranged on two sides of the front end of the main shaft comprehensive bearing seat, and the lower ends of the first power motor and the second power motor penetrate through the main shaft comprehensive bearing seat and are sleeved with the rotatable motor output synchronous belt pulley; the transmission assembly comprises a transmission synchronous belt wheel, a synchronous belt, a pinion, a main rotor output shaft and a main gear, the transmission synchronous belt wheel is rotatably fixed at the lower end of a main shaft comprehensive bearing seat and is in the same horizontal plane with a motor output synchronous belt wheel, the transmission synchronous belt wheel is in transmission connection with the motor output synchronous belt wheel through the synchronous belt, the pinion is arranged between the transmission synchronous belt wheel and the main shaft comprehensive bearing seat, the lower surface of the pinion is fixed on the upper surface of the transmission synchronous belt wheel, the pinion rotates along with the rotation of the transmission synchronous belt wheel, the main rotor output shaft is rotatably fixed on the main shaft comprehensive bearing seat and the main shaft bearing seat, the lower end of the main rotor output shaft penetrates through; the first power motor and the second power motor drive the motor output synchronous belt pulley to rotate, the motor output synchronous belt pulley drives the transmission synchronous belt pulley to rotate through the synchronous belt, and the pinion drives the main rotor output shaft to rotate through the main gear while the synchronous belt pulley rotates.
2. The dual-power motor transmission system of unmanned aerial vehicle of claim 1, characterized in that: the unmanned aerial vehicle double-power motor transmission system is also provided with a tensioning assembly; the tensioning assembly component consists of an upper tensioning control rod, a lower tensioning control rod, an upper tensioning connecting column, a lower tensioning connecting column and a tensioning wheel; the upper tensioning control rod and the lower tensioning control rod are connected into a frame structure through upper and lower tensioning connecting columns, the frame structure is vertically inserted into the box body of the supporting assembly, and the tensioning wheel is rotatably arranged on the lower tensioning control rod and is abutted to the synchronous belt.
3. The dual-power motor transmission system of unmanned aerial vehicle of claim 2, characterized in that: an upper tensioning control rod of the tensioning assembly is provided with a first tensioning adjusting screw, a lower tensioning control rod of the tensioning assembly is provided with a second tensioning adjusting screw, and the tensioning assembly can move towards the interior of the box body of the supporting assembly through the first tensioning adjusting screw and the second tensioning adjusting screw.
4. The dual-power motor transmission system of the unmanned aerial vehicle as claimed in any one of claims 1 to 3, wherein: the two gearbox structure side plates of the supporting assembly are provided with windows, and the synchronous belt penetrates through the windows on the two gearbox structure side plates and is sleeved on the transmission synchronous belt pulley and the motor output synchronous belt pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020252780.XU CN212290361U (en) | 2020-03-04 | 2020-03-04 | Unmanned aerial vehicle double dynamical motor transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020252780.XU CN212290361U (en) | 2020-03-04 | 2020-03-04 | Unmanned aerial vehicle double dynamical motor transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212290361U true CN212290361U (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020252780.XU Active CN212290361U (en) | 2020-03-04 | 2020-03-04 | Unmanned aerial vehicle double dynamical motor transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212290361U (en) |
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2020
- 2020-03-04 CN CN202020252780.XU patent/CN212290361U/en active Active
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Address after: No.145, Renmin West Road, Kunming, Yunnan 650000 Patentee after: Yunnan Electronics Industry Research Institute Co.,Ltd. Address before: No.145, Renmin West Road, Kunming, Yunnan 650000 Patentee before: YUNNAN Research Institute OF ELECTRONIC INDUSTRY |