The invention discloses a multi-gear coaxial type electric drive axle transmission device, and relates to the technical field of transmission equipment, the multi-gear coaxial type electric drive axle transmission device comprises a left half shaft, a right half shaft, a limited slip differential assembly, a main motor and an auxiliary motor, the two output sides of the limited slip differential assembly are connected with the left half shaft and the right half shaft respectively, the left half shaft is provided with a first planet wheel mechanism and a planet row assembly, and the right half shaft is provided with a second planet wheel mechanism and a planet row assembly; a second planet wheel mechanism is arranged on the right half shaft, and the main motor, the auxiliary motor, the first planet wheel mechanism, the planet row assembly, the second planet wheel mechanism and the limited slip differential assembly are coaxially arranged. Three-gear speed change work is achieved through mutual cooperation of the main motor, the auxiliary motor, the first planet wheel mechanism, the planet row assembly and the second planet wheel mechanism, and the main motor, the auxiliary motor, the first planet wheel mechanism, the planet row assembly, the second planet wheel mechanism and the limited slip differential assembly are coaxially arranged, so that the whole device has the advantages of being high in integration degree, strong in power, high in speed change efficiency and the like. The space is compact; and the NVH is excellent.
本发明公开了一种多档同轴式电驱桥传动装置,涉及传动设备技术领域,包括左半轴、右半轴、限滑差速器总成、主电机和副电机,所述限滑差速器总成的两输出侧分别与左半轴、右半轴连接,所述左半轴上设有第一行星轮机构和行星排总成,所述右半轴上设有第二行星轮机构,所述主电机、副电机、第一行星轮机构、行星排总成、第二行星轮机构和限滑差速器总成同轴设置。通过主电机、副电机、第一行星轮机构、行星排总成、第二行星轮机构的相互配合实现三挡变速工作,而主电机、副电机、第一行星轮机构、行星排总成、第二行星轮机构和限滑差速器总成同轴设置,使得整个装置具有集成度高,动力强劲,空间紧凑、NVH优的优点。
Multi-gear coaxial electric drive axle transmission device
一种多档同轴式电驱桥传动装置
2024-12-27
Patent
Electronic Resource
Chinese
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |