推荐回答(5个)
目前,汽车上最常有的两种手刹就是电子手刹和机械手刹,这两种的刹工作原理虽然不同,但是起到的效果基本上都是一样的。至于说,电子手刹和机械手刹哪个更好,这恐怕没有绝对答案,因为它们都有自己的优势和劣势。
机械手刹
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机械手刹就是在我们在大部分车型上都会见到的驻车制动器,对于那些喜欢操控的朋友来说,传统手刹就是“标配”,常见的手刹一般位于驾驶员右手下垂位置,方便使用。相比电子手刹来说,机械手刹虽然操作上没有那么便捷,但也有其独有的优势。
优势
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Fa50f4bfbfbedab64ac0d4140fb36afc379311e36%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
成本低
传统的方式都是通过机械拉索来实现驻车制动,操纵机构的成本在100~200元之间。而目前主流的电子手刹则是采用集成式卡钳,将电机、减速机构集成在制动卡钳上,通过控制单元代替拉索机构,将制动信号传递给电机进行制动,这种形式需要有电子线路来介入后轮的刹车系统,相对复杂一些,成本在1000元左右。通过对比可以发现机械手刹要相对便宜很多。
稳定性好故障率低
机械手刹传动系统里都是机械装置,只要这套机械装置状态良好,不论你车辆是什么状态都可以独立运行。即便是你的车没电了或者熄火了,手刹也是一拉见效,完全不受电力控制,少了大量电子元件可能产生意外性的可能,稳定性极佳。即便损坏了维修起来也比较简单,也就是拆拧几个螺丝的事。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F359b033b5bb5c9ea06260e63d939b6003bf3b35c%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
刹车力度可以调节,避免不必要的损耗
可以根据停车的坡度来使用不同的手刹力度,平路上轻轻拉起即可,坡道上可以用更大的力度。而电子手刹不论停在什么位置永远都是按照设定的力度刹紧。
随时可以使用全天候适用
机械手刹是人工机械操作,可以随时使用,不像电子手刹那样依赖很多条件,比如电池没电或电子元件撞上受损等,都影响其使用。
操纵性好
机械手刹的操纵感比较强,在高速状态下,驾驶员可通过机械手刹使后轮抱死,从而达到漂移甩尾的效果,增加了好多驾驶乐趣。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F9213b07eca8065382fb2a8939bdda144ac3482d1%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
劣势
机械手刹也存在很多劣势,如体积大,占用空间,不大气,不上档次,可靠性略低,维修成本高等弊端。
电子手刹
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Ffaedab64034f78f04627967375310a55b3191c05%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
电子手刹EPB,指的是通过电子控制的方式来实现的驻车制动的技术。电子手刹以其使用方便和节省空间等优势,相比机械手刹就要高端大气的多。
优势
操作方便省力
电子手刹的操作很方便,特别是对娇小的女生来说,不需要费力气去拉传统的机械手刹杆就可以轻松的将手刹锁定。而且不用人为感知刹车力度,还能有效地避免忘记拉手刹的现象。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Fb3b7d0a20cf431ade6c74fb94736acaf2edd981c%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
节省空间上档次
相比机械手刹,电子手刹占用的空间就要小很多,通常都是在换挡把处安放2-3键的空间,而且看上去很有档次。
实现更复杂很实用的逻辑
启用Auto hold,红绿灯等临时停车,自动驻车刹车,红灯转绿灯,踩油门自动松驻车刹车。在等红绿灯的时候,不用踩刹车,不用拉手刹,驾驶轻松多了。在停车松安全带或熄火时自动转驻车刹车,不用考虑拉手刹动作。启动后,如果不系安全带,车辆始终驻车刹车不松,不允许行驶,安全。启动后如果系安全带,踩油门自动松刹车,不再发生机械手刹,不松刹车或手刹解除不完全损害手刹系统行驶情况。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Fcaef76094b36acaf1ff59a7c70d98d1001e99c1c%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
提供可靠的刹车力
电子手刹可始终提供可靠的刹车力,尤其是在坡道驻车时,机械手刹有时会因为拉起的力度不够,从而造成溜坡的事故。这种现象电子手刹却没有。
劣势
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F10dfa9ec8a1363278492ceb39d8fa0ec08fac737%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
电子手刹同样存在很多劣势,比如稳定性差,电子手刹毕竟是电器元件,会出现缺点、短路等故障;还有就是坡道起步的时候控制感不佳,这和开车习惯有莫大关系;存在安全隐患,有些车的电子手刹是通过轻踩油门解锁的。如果你在收费处等待的时候按下电子手刹,但此时如果一个不注意点了一下油门车就窜出去了。
总结
总的来说,两种驻车方式都存在利弊,电子手刹省空间、操纵方便,对于一些女车主或比较马大哈的车主很实用,并且很符合未来汽车的发展潮流,但是维修成本高,不太稳定;机械手刹结构单一,操作方便,但同样存在弊端。所以车主需要根据自己的需求选择,是喜欢有档次、省事的还是喜欢稳定性好的、有操纵感的。
现在科技发展飞速,汽车也是越来越先进,对于爱车一族们,不知道你们知不知道机械手刹和电子手刹哪个好呢?
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