The invention particularly relates to a new energy vehicle brake sensing and pedal position active adjusting type pedal mechanism. The mechanism comprises a brake pedal, a brake rod, a pedal sensing simulator, a support and a push rod device, wherein the brake pedal is rotationally connected with one end of the brake rod through a stepping motor, and the other end of the brake rod is rotationally connected with the support; an angle sensor is arranged between the brake rod and the support, and a pre-induction sensor is arranged on the brake pedal; the pedal feeling simulator comprises a magnetorheological fluid damper and a spring damper, and the spring damper comprises a spring shell and a damping spring arranged in the spring shell; the magnetorheological fluid damper comprises a magnetorheological fluid shell, a damping piston, magnetorheological fluid and a coil, the damping piston, the magnetorheological fluid and the coil are arranged in the magnetorheological fluid shell, the damping piston moves front and back, the magnetorheological fluid shell is fixedly connected with the spring shell and the support, and a damping piston rod penetrates through the spring shell in a sliding mode and is rotationally connected with the brake rod; the damping piston rod is provided with a limiting piece for adjusting the pre-tightening force of the damping spring; the push rod device drives the support to move back and forth.
本发明尤其涉及一种新能源车辆制动感觉及踏板位置主动调节式踏板机构,包括制动踏板、制动杆、踏板感觉模拟器、支架和推杆装置,制动踏板通过步进电机与制动杆一端转动连接,制动杆另一端与支架转动连接,制动杆和支架之间设有角度传感器,制动踏板上设有预感应传感器;踏板感觉模拟器包括磁流变液阻尼器和弹簧阻尼器,弹簧阻尼器包括弹簧壳体和设在弹簧壳体内的阻尼弹簧;磁流变液阻尼器包括磁流变液壳体和设在磁流变液壳体内的阻尼活塞、磁流变液和线圈,阻尼活塞前后移动,磁流变液壳体分别与弹簧壳体和支架固接,阻尼活塞杆滑动穿过弹簧壳体并与制动杆转动连接,阻尼活塞杆上设有调节阻尼弹簧预紧力的限位件;推杆装置驱动支架前后移动。
New energy vehicle brake sensing and pedal position active adjusting type pedal mechanism
新能源车辆制动感觉及踏板位置主动调节式踏板机构
2021-06-08
Patent
Elektronische Ressource
Chinesisch
IPC: | B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF |
Active adjusting type control mechanism for brake sensing and pedal position of electric automobile
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