4results about How to "Increase gear" patented technology

The double-speed electric drive axle system comprises a two-gear reduction gearbox, an input shaft assembly, a gear shifting structure and an output shaft assembly, the input shaft assembly, the gear shifting structure and the output shaft assembly are sequentially connected, the input shaft assembly is arranged at the upper end of the two-gear reduction gearbox, and the output shaft assembly is arranged at the lower end of the two-gear reduction gearbox. The input shaft assembly connector and the output shaft assembly connector are both arranged on the left side of the two-gear reduction gearbox. The motor is connected with the input shaft assembly; the drive axle body assembly corresponds to the output shaft assembly, the output shaft assembly is connected with the input end of the main speed reducer, the motor is arranged above the drive axle body assembly, the two-gear reduction gearbox is correspondingly arranged on the right side of the motor and the drive axle body assembly, and gears of the two-gear reduction gearbox are adjusted through the gear shifting structure so as to adjust the output rotating speed. The adaptability of the loader to working conditions is improved by adding the electric two-gear reduction gearbox to the drive axle system, the space utilization rate is improved by adopting the rear-mounted motor through the structural design, and the whole vehicle structure is more compact.

The device comprises a processing module, the processing module is electrically connected to a power supply module, the power supply module continuously supplies power to the processing module and connecting parts of the processing module, the processing module is provided with an analog sampling group, and the analog sampling group is composed of a position signal detection unit and a speed signal detection unit. The processing module is used for continuously monitoring the overall dynamic state, the processing module is further connected with a CAN communication unit and receives instructions of a vehicle control unit through CAN communication, one end of the processing module is in signal connection with a field effect management driver, and the field effect management driver carries out dual-motor driving and carries out control through a gear shifting actuator. By refining system requirements and application scenes and designing a hardware scheme of the gear shifting actuator in detail, quick response of system gear shifting is achieved, and the performance of the hybrid power system is effectively improved.

The utility model relates to an electric drive bridge, it has main drive motor module, speed reducer assembly and differential assembly, speed reducer assembly has intermediate shaft assembly, output shaft assembly and first gear shift mechanism, second gear shift mechanism, the torque of main drive motor module can pass through intermediate shaft assembly and output shaft assembly and transmit to differential, main drive motor module includes main drive motor, main drive first driving gear, main drive second driving gear and main drive module gear shift mechanism, main drive module gear shift mechanism can realize the transmission torque's connection of the output shaft of main drive motor and main drive first driving gear or main drive second driving gear, output shaft assembly includes planetary gear reduction device, output shaft driven gear and differential input gear, the planet carrier of planetary gear reduction device is connected in transmission torque with differential housing, differential input gear is connected in transmission torque with differential housing through differential input shaft and differential housing. The utility model relates to an electric truck with the electric drive bridge.

The application discloses a small-step-ratio deceleration composite planetary gear train, which comprises a shell, an input component, an output component, a first planetary gear train, a second planetary gear train, a first brake, a second brake, a first clutch and a second clutch. The first planetary gear train and the second planetary gear train are coaxially arranged. The input component is coaxially connected with a first ring gear. The output component is coaxially connected with a first carrier. A first sun gear is coaxially connected with a second carrier. One end of the first brake is fixedly connected with the shell, and the other end is connected with a second sun gear. One end of the first clutch is connected with the second sun gear, and the other end is connected with the first ring gear. One end of the second brake is fixedly connected with the shell, and the other end is connected with a second ring gear. One end of the second clutch is connected with the second ring gear, and the other end is connected with the output component. The application can transmit a smaller deceleration ratio.