CN216490076U - Tractor variable speed motor integrated configuration - Google Patents
Tractor variable speed motor integrated configuration Download PDFInfo
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- CN216490076U CN216490076U CN202123001522.8U CN202123001522U CN216490076U CN 216490076 U CN216490076 U CN 216490076U CN 202123001522 U CN202123001522 U CN 202123001522U CN 216490076 U CN216490076 U CN 216490076U
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Abstract
The utility model discloses a speed change motor combined structure of a tractor, and relates to the field of motors. The structure comprises a generator and a motor, wherein the generator comprises a generating shell, a generating stator and a generating rotor, the motor comprises an electric shell, an electric stator and an electric rotor, a rotor shaft of the generating rotor is a solid shaft erected in the center of the generating shell, and two ends of the rotor shaft are rotatably connected with the generating shell through bearings; the rotor shaft of the electric rotor is a hollow shaft erected in the center of the electric shell, two ends of the rotor shaft are rotatably connected with the electric shell through bearings, and a power output shaft penetrates through a hollow shaft hole of the electric rotor; the power generation shell and the motor shell are fixedly communicated, and rotor shafts of the power generation rotor and the motor rotor are coaxially arranged. The generator and the motor are integrated into a whole, stepless speed change and automatic control are realized, the structure is compact, the arrangement is reasonable, the power output structure is optimized, and the transmission efficiency is high.
Description
Technical Field
The utility model relates to the field of motors, in particular to a speed change motor combined structure of a tractor.
Background
The generator is a device for converting other forms of energy into electric energy, the motor is a device for converting electric energy into mechanical energy, the two devices are not adopted in the existing tractor transmission system, and in recent years, on an electric tractor taking a battery as power, a wheel-side motor driving technology is adopted, and the electric energy is provided by the battery.
When the existing generator and the motor are matched for operation, the generator and the motor are of split structures, so that the occupied space is large, and the transmission efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a speed change motor combined structure of a tractor, which integrates a generator and a motor into a whole, and has compact structure and high transmission efficiency.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides a tractor variable speed motor integrated configuration, includes generator and motor, the generator includes electricity generation shell, electricity generation stator and electricity generation rotor, the motor includes electronic shell, electronic stator and electronic rotor, its characterized in that: the rotor shaft of the power generation rotor is a solid shaft erected in the center of the power generation shell, and two ends of the rotor shaft are rotatably connected with the power generation shell through bearings; the rotor shaft of the electric rotor is a hollow shaft erected in the center of the electric shell, two ends of the rotor shaft are rotatably connected with the electric shell through bearings, and a power output shaft penetrates through a hollow shaft hole of the electric rotor; the power generation shell and the motor shell are fixedly communicated, and rotor shafts of the power generation rotor and the motor rotor are coaxially arranged.
The technical scheme is that the rear end of the rotor shaft of the electric rotor and the front end and the rear end of the power output shaft are both provided with external splines, and the external splines at the rear ends of the rotor shaft and the power output shaft are connected with a power output mechanism.
The technical scheme is that the front end of the rotor shaft of the power generation rotor is provided with an external spline, the rear end of the rotor shaft of the power generation rotor is provided with an internal spline, the front end of the rotor shaft of the power generation rotor is connected with an engine through the external spline, and the rear end of the rotor shaft of the power generation rotor is connected with the external spline at the front end of the power output shaft through the internal spline.
The further technical scheme is that the power output mechanism is a transmission case, a rotor shaft of the electric rotor is connected with a shaft of the transmission case, and the power output shaft is connected with a clutch of the transmission case.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the generator and the motor are simultaneously combined and coaxially connected in series, so that compared with the prior two split structures, the structure is more compact, and the whole machine is more reasonable in arrangement; therefore, the stepless speed change of electric transmission is realized, a mechanical step type gearbox is replaced, the technology is advanced, the reliability is high, and the stepless speed change device has wide market application prospect.
And the power output shaft is firstly connected with the rotor shaft spline of the power generation rotor and then penetrates out of the hollow rotor shaft of the electric rotor to transmit power, so that the structure is optimized, the transmission efficiency is high, and more unit operation requirements are met.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the description of the embodiments given herein without making any inventive step, are within the scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1, a tractor variable speed motor combined structure comprises a generator and a motor, wherein the generator comprises a generating casing 1, a generating stator and a generating rotor 10, and the motor comprises a motor casing 2, a motor stator and a motor rotor 20, wherein a rotor shaft of the generating rotor 10 is a solid shaft arranged at the center of the generating casing 1, and two ends of the rotor shaft are rotatably connected with the generating casing 1 through bearings; the rotor shaft of the electric rotor 20 is a hollow shaft erected in the center of the electric shell 2, two ends of the rotor shaft are rotatably connected with the electric shell 2 through bearings, and a power output shaft 3 coaxially fixed with the electric rotor 20 is arranged in a hollow shaft hole of the electric rotor in a penetrating manner; the power generation housing 1 and the motor housing 2 are fixedly communicated, and the rotor shafts of the power generation rotor 10 and the motor rotor 20 are coaxially arranged.
By integrally combining the generator and the motor and connecting the generator and the motor in series coaxially, compared with the prior two split structures, the structure is more compact, and the whole machine is more reasonable in arrangement; therefore, the stepless speed change of electric transmission is realized, a mechanical step type gearbox is replaced, the technology is advanced, the reliability is high, and the stepless speed change device has wide market application prospect. And power take-off shaft 3 at first with the rotor shaft splined connection of electricity generation rotor 10, wear out the transmission power from the hollow rotor axle of electric rotor 20 again, the structure is optimized, and transmission efficiency is high, satisfies the high-efficient operation requirement of unit.
The motor set mainly acts in a transmission system, in the connection with the transmission system, the rear end of a rotor shaft of the electric rotor 20 and the front end and the rear end of the power output shaft 3 are both provided with external splines, and the external splines at the rear ends of the rotor shaft and the power output shaft are connected with a power output mechanism. The front end of the rotor shaft of the power generation rotor 10 is provided with an external spline, the rear end of the rotor shaft of the power generation rotor 10 is provided with an internal spline, the front end of the rotor shaft of the power generation rotor 10 is connected with an engine through the external spline, and the rear end of the rotor shaft of the power generation rotor is connected with the external spline at the front end of the power output shaft 3 through the internal spline.
The power output mechanism is a transmission case, the rotor shaft of the electric rotor 20 is connected with a shaft of the transmission case, and the power output shaft 3 is connected with a clutch of the transmission case.
In actual work, the engine drives the generator to generate electric energy, the motor converts the electric energy into mechanical energy, namely, the rotor shaft of the electric rotor 20 outputs power to the front axle and the rear axle to drive the tractor to run; meanwhile, the power of the engine or the power battery is transmitted to the power output front shaft through the rotor shaft of the generator rotor, and the power output front shaft penetrates out of the hollow shaft hole of the rotor shaft of the electric rotor 20, transmits the power to the power output mechanism, and drives the output shaft of the power output mechanism to rotate.
The above is only a preferred embodiment of the utility model, and any simple modifications, variations and equivalents of the utility model may be made by anyone in light of the above teachings and fall within the scope of the utility model.
Claims (4)
1. The utility model provides a tractor variable speed motor integrated configuration, includes generator and motor, the generator includes electricity generation shell (1), electricity generation stator and electricity generation rotor (10), the motor includes electronic shell (2), electronic stator and electronic rotor (20), its characterized in that:
the rotor shaft of the power generation rotor (10) is a solid shaft erected in the center of the power generation shell (1), and two ends of the rotor shaft are rotatably connected with the power generation shell (1) through bearings;
the rotor shaft of the electric rotor (20) is a hollow shaft erected in the center of the electric shell (2), two ends of the rotor shaft are rotatably connected with the electric shell (2) through bearings, and a power output shaft (3) penetrates through a hollow shaft hole of the electric rotor (20);
the power generation shell (1) and the motor shell (2) are fixedly communicated, and rotor shafts of the power generation rotor (10) and the motor rotor (20) are coaxially arranged.
2. The tractor variable speed motor composite structure according to the claim 1, characterized in that the rear end of the rotor shaft of the electric rotor (20) and the front and rear ends of the power output shaft (3) are provided with external splines, and the external splines at the rear ends of the electric rotor and the power output shaft are connected with a power output mechanism.
3. The tractor variable speed motor composite structure according to the claim 2, characterized in that the front end of the rotor shaft of the power generation rotor (10) is provided with an external spline, the rear end is provided with an internal spline, the front end of the rotor shaft of the power generation rotor (10) is connected with an engine through the external spline, and the rear end is connected with the external spline at the front end of the power output shaft (3) through the internal spline.
4. The tractor variable speed motor composite structure according to claim 2, characterized in that the power output mechanism is a transmission case, the rotor shaft of the electric rotor (20) is connected with a shaft of the transmission case, and the power output shaft (3) is connected with a clutch of the transmission case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123001522.8U CN216490076U (en) | 2021-12-01 | 2021-12-01 | Tractor variable speed motor integrated configuration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123001522.8U CN216490076U (en) | 2021-12-01 | 2021-12-01 | Tractor variable speed motor integrated configuration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216490076U true CN216490076U (en) | 2022-05-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123001522.8U Active CN216490076U (en) | 2021-12-01 | 2021-12-01 | Tractor variable speed motor integrated configuration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216490076U (en) |
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2021
- 2021-12-01 CN CN202123001522.8U patent/CN216490076U/en active Active
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