The invention provides a trolley which comprises a trolley body, a trolley body and a trolley body. The crawler wheel assembly is movably arranged on the vehicle body; the at least two connecting pieces are connected with the two ends of the crawler wheel assembly respectively; the cylinder body is fixedly arranged on the vehicle body; the two-way piston rod is movably arranged in the cylinder body, the interior of the cylinder body is divided into a first cavity and a second cavity by the two-way piston rod, liquid can be contained in the first cavity and the second cavity, and the at least two connecting pieces are connected with the two opposite ends of the two-way piston rod respectively; the liquid passing assembly is arranged on the cylinder body and can communicate with the first cavity and the second cavity, and under the condition that the liquid passing assembly communicates with the first cavity and the second cavity, the liquid passing assembly can discharge liquid in the first cavity or the second cavity, so that the connecting piece can pull the two-way piston rod to move in the cylinder body in the axis direction of the cylinder body; and the vehicle body can rotate relative to the crawler wheel assembly.
本发明提出了一种推车,其中,推车包括:车体;履带轮总成,活动地设置于车体;至少两个连接件,至少两个连接件分别与履带轮总成的两端相连接;缸体,固定设置于车体上;双向活塞杆,活动设置于缸体内部,双向活塞杆将缸体内部分隔为第一腔体和第二腔体,第一腔体和第二腔体内能够容置液体,至少两个连接件分别与双向活塞杆相背的两端相连接;通液组件,设置于缸体上,能够与第一腔体和第二腔体相连通,其中,在通液组件与第一腔体和第二腔体相连通的情况下,通液组件能够排出第一腔体或第二腔体内的液体,以使连接件能够牵引双向活塞杆在缸体内沿缸体的轴线方向移动,使车体能够相对于履带轮总成转动。
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推车
2023-03-07
Patent
Electronic Resource
Chinese