The invention discloses a parking braking mechanism capable of reducing unlocking torque, which can reduce the requirement on the output torque of a parking motor so as to greatly save the cost of the parking motor, and has the following specific scheme: the parking braking mechanism capable of reducing the unlocking torque comprises a parking gear, the parking motor and a parking operating lever mounted on the parking motor, the parking mechanism is characterized in that the parking mechanism further comprises a parking composite module used for connecting the parking control lever and the parking gear, and the parking composite module comprises a tooth piece, a lower supporting plate and a parking pawl rotationally connected to the lower supporting plate; the tooth piece and the lower supporting plate are rotationally connected through a pawl installation shaft, a rack is arranged on the tooth piece, and the rack is meshed with a gear arranged on the parking control rod, so that the parking control rod can drive the tooth piece to rotate.
本发明公开了一种减少解锁扭矩的驻车制动机构,能够降低对驻车电机输出扭矩的要求,从而极大地节约驻车电机的成本,具体方案如下:一种减少解锁扭矩的驻车制动机构,包括驻车齿轮、驻车电机和安装在驻车电机上的驻车操纵杆,其特征在于,还包括用于连接驻车操纵杆和驻车齿轮的驻车复合模块,所述驻车复合模块包括齿片、下支撑板和转动连接在下支撑板上的驻车棘爪;齿片和下支撑板通过棘爪安装轴转动连接,齿片上设置有齿条,所述齿条与设置在驻车操纵杆上的齿轮啮合,使得驻车操纵杆能够带动齿片转动。
Parking braking mechanism capable of reducing unlocking torque
一种减少解锁扭矩的驻车制动机构
20.10.2023
Patent
Elektronische Ressource
Chinesisch
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