The invention relates to a lifting pulley and an aerial ladder fire truck. The lifting pulley (30) is used for running on the ladder frame (10) and comprises a pulley main body (31); the guide wheel assembly is arranged on the tackle main body (31) and is configured to be matched with a guide rail (11) of the ladder assembly (10) so as to realize the operation of the tackle main body (31) on the guide rail (11); the roll-over stand (32) is rotatably connected to the pulley main body (31); and the guide pulley (33) is arranged on the roll-over stand (32) and is used for being matched with a pull rope (21) for driving the lifting tackle (30) and driving the roll-over stand (32) to swing relative to the tackle main body (31) under the action of the pull rope (21). According to the embodiment of the invention, the smoothness of the lifting tackle in the running process is improved.
本公开涉及一种升降滑车及云梯消防车。升降滑车(30),用于在梯架(10)上运行,包括:滑车主体(31);导轮组件,设置在所述滑车主体(31)上,被配置为与所述梯架(10)的导轨(11)配合,以实现所述滑车主体(31)在所述导轨(11)上的运行;翻转架(32),可转动地连接在所述滑车主体(31)上;和导向滑轮(33),设置在所述翻转架(32)上,用于与驱动所述升降滑车(30)的拉绳(21)配合,并在所述拉绳(21)的作用下带动所述翻转架(32)相对于所述滑车主体(31)摆动。本公开实施例改善升降滑车运行过程的平顺性。
Lifting tackle and aerial ladder fire truck
升降滑车及云梯消防车
2022-06-03
Patent
Electronic Resource
Chinese
IPC: | B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / A62C FIRE-FIGHTING , Feuerbekämpfung |
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