Positioning butt joint device and hydraulic system

The invention provides a positioning butt joint device and a hydraulic system, and belongs to the field of mining machinery. The positioning butt joint device comprises a sliding rail, a buffering mechanism and a locking mechanism. The buffering mechanism is connected with the sliding rail. The locking mechanism comprises a driving oil cylinder, a sliding seat and a plug pin, the driving oil cylinder is connected with the sliding seat and the plug pin, the plug pin is movably inserted into the sliding seat, the sliding seat is movably connected with the sliding rail, and the sliding seat is connected with the buffering mechanism. The problem that parking of the lift car is not stable can be solved. 本公开提供了一种定位对接装置及液压系统，属于矿山机械领域。该定位对接装置包括滑轨、缓冲机构、锁止机构。缓冲机构与滑轨相连。锁止机构包括驱动油缸、滑座、插销，驱动油缸分别与滑座和插销相连，插销可移动地插接在滑座内，滑座与滑轨可移动地相连，滑座与缓冲机构相连。本公开能够解决轿厢的停车不稳的问题。