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CN-118124363-B - Power system and automobile

CN118124363BCN 118124363 BCN118124363 BCN 118124363BCN-118124363-B

Abstract

The application relates to the technical field of automobile power, in particular to a power system and an automobile, the power system includes a drive motor, a generator, an engine shaft, a drive shaft, and a first output shaft, wherein the drive motor has a first input shaft. The first output shaft and the first input shaft are respectively connected with the transmission shaft in a transmission way. The engine shaft is in transmission connection with the generator and the transmission shaft respectively. The first input shaft, the engine shaft and the first output shaft are arranged at intervals along the circumferential direction of the transmission shaft. The first input shaft, the engine shaft and the first output shaft are arranged at intervals along the circumferential direction of the transmission shaft, so that the engine and the driving motor can output driving force to the transmission shaft, and the driving motor and the engine can be mutually close to each other when being arranged, and the compactness of the power system is improved.

Inventors

  • HAN YANYAN
  • ZHOU ZHIGUANG
  • YE YUANLONG
  • GAN SHENGLIN
  • DONG QIXIN

Assignees

  • 奇瑞汽车股份有限公司

Dates

Publication Date
20260505
Application Date
20240422

Claims (6)

  1. 1. A power system, characterized in that the power system comprises a drive motor (1), a generator (2), an engine shaft (3), a transmission shaft (4) and a first output shaft (5), wherein, The drive motor (1) has a first input shaft (11); the first output shaft (5) and the first input shaft (11) are respectively connected with the transmission shaft (4) in a transmission way; the engine shaft (3) is respectively in transmission connection with the generator (2) and the transmission shaft (4); The first input shaft (11), the engine shaft (3) and the first output shaft (5) are arranged at intervals along the circumferential direction of the transmission shaft (4); The first input shaft (11), the engine shaft (3), the first output shaft (5) and the transmission shaft (4) are arranged in parallel, the first input shaft (11) and the first output shaft (5) form a first included angle by taking the transmission shaft (4) as an apex, the first input shaft (11) and the engine shaft (3) form a second included angle by taking the transmission shaft (4) as an apex, the engine shaft (3) and the first output shaft (5) form a third included angle by taking the transmission shaft (4) as an apex, the value range of the angle of the first included angle is 141-145 degrees, the value range of the angle of the second included angle is 119-123 degrees, and the value range of the angle of the third included angle is 94-98 degrees; The first input shaft (11) has a first input gear (111), the engine shaft (3) has a second input gear (31), the first output shaft (5) has a first output gear (51), wherein the number of teeth of the first output gear (51) is greater than the number of teeth of the second input gear (31), and the number of teeth of the second input gear (31) is greater than the number of teeth of the first input gear (111); The transmission shaft (4) is provided with a first transmission gear (41), the first transmission gear (41) is meshed with the first input gear (111), and the number of teeth of the first input gear (111) is smaller than that of the first transmission gear (41); The transmission shaft (4) is provided with a second transmission gear (42), the second transmission gear (42) is meshed with the first output gear (51), and the number of teeth of the first output gear (51) is larger than that of the second transmission gear (42).
  2. 2. A power system according to claim 1, characterized in that the first transfer gear (41) is in engagement with a second input gear (31), the number of teeth of the second input gear (31) being greater than the number of teeth of the first transfer gear (41).
  3. 3. A power system according to claim 1, characterized in that the generator (2) has a second output shaft (21), the second output shaft (21) being in driving connection with the engine shaft (3).
  4. 4. A power system according to claim 3, characterized in that the second output shaft (21) has a second output gear (211), the engine shaft (3) has a third input gear (32), the third input gear (32) being in mesh with the second output gear (211).
  5. 5. The power system according to claim 4, further comprising a clutch (6), wherein the clutch (6) connects the second input gear (31) and the third input gear (32), the second input gear (31) is sleeved on the engine shaft (3), the second input gear (31) is connected with the engine shaft (3) through a bearing, and the third input gear (32) is sleeved on the engine shaft (3) and fixedly connected with the engine shaft (3).
  6. 6. An automobile comprising the power system according to any one of claims 1 to 5.

Description

Power system and automobile Technical Field The application relates to the technical field of automobile power, in particular to a power system and an automobile. Background An automobile is a vehicle that is typically used for the travel of a user. Automobiles generally include a power system and a body for carrying the power system, the power system driving a user by generating a driving force. In the related art, the structure of the power system is generally complex and loose, which is not beneficial to being arranged on the vehicle body. Disclosure of Invention In view of the above, the present application provides a power system and an automobile to improve the compactness thereof. Specifically, the method comprises the following technical scheme: A first aspect of the present application can provide a power system comprising a drive motor, a generator, an engine shaft, a drive shaft, and a first output shaft, wherein, The drive motor has a first input shaft. The first output shaft and the first input shaft are respectively connected with the transmission shaft in a transmission way. The engine shaft is in transmission connection with the generator and the transmission shaft respectively. The first input shaft, the engine shaft and the first output shaft are arranged at intervals along the circumferential direction of the transmission shaft. Optionally, the first input shaft, the engine shaft, the first output shaft and the transmission shaft are arranged in parallel, the first input shaft and the first output shaft use the transmission shaft as the vertex to form a first included angle, the first input shaft and the engine shaft use the transmission shaft as the vertex to form a second included angle, the engine shaft and the first output shaft use the transmission shaft as the vertex to form a third included angle, and the angles of the first included angle, the second included angle and the third included angle are all greater than 90 degrees and smaller than 180 degrees. Optionally, the first input shaft has a first input gear, the engine shaft has a second input gear, the first output shaft has a first output gear, the number of teeth of the first output gear is greater than the number of teeth of the second input gear, and the number of teeth of the second input gear is greater than the number of teeth of the first input gear. Optionally, the transmission shaft has a first transmission gear, the first transmission gear is meshed with the first input gear, and the number of teeth of the first input gear is smaller than the number of teeth of the first transmission gear. Optionally, the first transmission gear meshes with a second input gear, and the number of teeth of the second input gear is greater than the number of teeth of the first transmission gear. Optionally, the transmission shaft has a second transmission gear, the second transmission gear meshes with the first output gear, and the number of teeth of the first output gear is greater than the number of teeth of the second transmission gear. Optionally, the generator has a second output shaft in driving connection with the engine shaft. Optionally, the second output shaft has a second output gear, the engine shaft has a third input gear, and the third input gear meshes with the second output gear. Optionally, the power system further comprises a clutch, the clutch is connected with the second input gear and the third input gear, the second input gear is sleeved on the engine shaft, the second input gear is connected with the engine shaft through a bearing, and the third input gear is sleeved on the engine shaft and fixedly connected with the engine shaft. A second aspect of the application provides an automobile comprising a power system according to the above-mentioned solution. The technical scheme provided by the embodiment of the application has the beneficial effects that the generator is in transmission connection with the engine shaft, so that the generator is beneficial to converting kinetic energy generated by the engine into electric energy to drive the motor to work. The first input shaft is in transmission connection with the transmission shaft, so that the driving motor can output driving force to the transmission shaft. The engine shaft is in transmission connection with the transmission shaft, so that the engine is beneficial to outputting driving force to the transmission shaft. The transmission shaft is in transmission connection with the first output shaft, so that driving force generated by the driving motor and driving force generated by the engine can be transmitted to the first output shaft through the transmission shaft. The first input shaft, the engine shaft and the first output shaft are arranged at intervals along the circumferential direction of the transmission shaft, so that the engine and the driving motor can output driving force to the transmission shaft, and the driving motor and the engine can be mutual