The invention relates to a hoisting mechanism and an automobile crane, the hoisting mechanism comprises a main winch and an auxiliary winch which are detachably connected, the main winch is used for being fixed to a rotary table of the automobile crane, a first mounting hole is formed in the auxiliary winch, and a second mounting hole is formed in the main winch. The auxiliary winch is provided with a positioning rotating shaft, the main winch is provided with a rotating shaft groove with an upward opening, or the auxiliary winch is provided with a rotating shaft groove with a downward opening, and the main winch is provided with a positioning rotating shaft. The first mounting holes are formed below the positioning rotating shaft or the rotating shaft groove at intervals, the second mounting holes are formed below the rotating shaft groove or the positioning rotating shaft at intervals, and the positioning rotating shaft is rotatably arranged in the rotating shaft groove around the axis of the positioning rotating shaft through the opening, so that the auxiliary winch can rotate around the positioning rotating shaft, and the first mounting holes are aligned with the second mounting holes; the fastening piece is arranged in the first mounting hole and the second mounting hole in a penetrating mode, the first mounting hole and the second mounting hole are matched with each other, positioning of the auxiliary winch can be completed rapidly and accurately, and mounting can be completed only by one person.
本公开涉及一种卷扬机构及汽车起重机,其中卷扬机构包括可拆卸连接的主卷扬和副卷扬,主卷扬用于固定于汽车起重机的转台上,副卷扬上设置有第一安装孔,主卷扬上设置有第二安装孔。副卷扬上设置有定位转轴,主卷扬上设置有具有朝上开口的转轴槽,或,副卷扬上设置有开口朝下的转轴槽,主卷扬上设置有定位转轴。第一安装孔间隔设置于定位转轴或转轴槽的下方,第二安装孔间隔设置于转轴槽或定位转轴的下方,定位转轴通过开口绕自身轴线可转动地设置于转轴槽内,以使副卷扬能够绕定位转轴转动,从而使第一安装孔与第二安装孔对齐,紧固件穿设于相互配合的第一安装孔与第二安装孔,能够快速精准地完成对副卷扬的定位,只需一人即可完成安装。
Hoisting mechanism and automobile crane
卷扬机构及汽车起重机
2022-06-10
Patent
Electronic Resource
Chinese