The present invention relates to a parking system for an electric vehicle, comprising: a parking ratchet wheel connected to an intermediate shaft and having a tooth socket formed on the side surface thereof; one end of the parking pawl is hinged to the interior of the speed reducer, a limiting part is formed at the other end of the parking pawl, and a containing groove is formed in the side, away from the limiting part, of the parking pawl; the linkage assembly comprises a push rod and a pushing piece, the pushing piece is arranged on the side, away from the parking ratchet wheel, of the parking pawl, and the pushing piece is provided with a special-shaped part; one end of the push rod is connected to the pushing piece; the driving assembly is connected with the other end of the push rod and drives the push piece to move through the push rod; according to the electric automobile, the parking pawl and the parking ratchet wheel are matched to lock the middle shaft, compared with an input shaft, the rotating speed of the middle shaft is low, when the parking pawl and the parking ratchet wheel are combined and separated, the speed of the parking ratchet wheel is easier to control, and direct parking and locking can be achieved under the condition that an automobile slides.
本发明涉及一种用于电动汽车的驻车系统,其包括驻车棘轮,其连接于中间轴且侧面形成有齿槽;设置于驻车棘轮一侧的驻车棘爪,其一端铰接于减速器内部,另一端形成有限位部,驻车棘爪背离限位部的一侧设有容置槽;联动组件,其包括推杆和推动件,推动件设置于驻车棘爪远离驻车棘轮的一侧,推动件具有异形部;推杆的一端连接于推动件;驱动组件,其与推杆的另一端连接,通过推杆驱动推动件运动;其采用驻车棘爪和驻车棘轮的配合来锁止中间轴,相比于输入轴,中间轴的转速较低,当驻车棘爪和驻车棘轮结合和脱离时,更容易控制驻车棘轮的速度,可在汽车发生溜车情况下直接驻车锁止,本申请还提供了一种电动汽车。
Parking system for electric automobile and electric automobile
一种用于电动汽车的驻车系统及电动汽车
2024-08-30
Patent
Electronic Resource
Chinese
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