The invention relates to the technical field of electronic brake boosters, in particular to an electronic brake booster with a mechanical backup function, which comprises a PFS shell, a support seat, a guide base, an input push rod, a main guide rod, a central bevel gear, a main shaft, a buffer seat and an output push rod, a supporting seat is fixedly installed on the rear portion of the main guide rod, a second-level spring is arranged between the supporting seat and the guide base, a third-level spring is fixedly installed on the supporting seat, the front end of the input push rod is connected with the main guide rod, a first-level spring is clamped on the input push rod, and the central bevel gear is in threaded fit with the main shaft. And the front part of the step is inserted into the central hole of the main shaft. According to the device provided by the invention, mechanical backup braking can be provided under the condition of electric control failure and no assistance, so that the safety of a braking system is improved.
本发明涉及电子制动助力器技术领域,尤其涉及一种具有机械备份功能的电子制动助力器,其包括PFS外壳、支撑座、导向底座、输入推杆、主导向杆、中心斜齿轮、主轴、缓冲座及输出推杆,主导向杆安装于导向底座内且前部伸入到主轴中心孔内,主导向杆后部固装支撑座,支撑座与导向底座之间设二级弹簧,支撑座上固装三级弹簧,输入推杆前端与主导向杆连接,输入推杆上卡装一级弹簧,中心斜齿轮与主轴螺纹配合,缓冲座包括插入部及推出部,插入部设台阶且台阶前部插入主轴中心孔。本发明提供的装置当电控失效无助力的情况下,能够提供机械备份制动,提高了制动系统的安全性。
Electronic brake booster with mechanical backup function
一种具有机械备份功能的电子制动助力器
2022-11-25
Patent
Elektronische Ressource
Chinesisch
IPC: | B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF |
Electronic hydraulic brake with failure backup function
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