Ball screw type gearshift for electric automobile

• Main Authors: YU YIHANG, CUI YUGUO, QI PENG, LIU ZHONGLIN
• Format: Patent
• Language: Chinese; English
• Published: 17.07.2018
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GEARING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model relates to a ball screw type gearshift for electric automobile, its characterized in that mechanism form is for being central line both sides symmetrical structure along ball, it isfixed that ball passes through at both ends the bearing, ball is both ends fixed structure, ball's one end is ended at bearing position, ball's the other end stretches out the output shaft with the motor reducer, ball is vice as an organic whole with the shift fork fastening, the motor reducer is in on the same axis with the vice center pin of ball, ball nut emboitement sets up on ball, set up theresponse piece on the cover body that shift fork and ball nut are connected, the response piece keeps off the sensor with the selection and is parallel configuration. The beneficial effects of the utility model are that, gearshift speed is fast, and is efficient, can select the position of shifting gears with high precision real -time supervision, lets the electrical system control motor make corresponding action, satisfi