The invention discloses an electric lifting column with a hand-cranking function, which comprises a first cover plate, an inner pipe fixedly connected with the first cover plate, a second cover plate, an outer pipe fixedly connected with the second cover plate, and a driving mechanism for driving the inner pipe and the outer pipe to stretch out and draw back relatively, the driving mechanism comprises a lead screw assembly, a motor assembly and a manual driving assembly, wherein the motor assembly and the manual driving assembly are in transmission connection with the lead screw assembly. The lead screw assembly is in transmission connection with the second cover plate. The lead screw assembly comprises a lead screw and a first synchronizing wheel fixedly connected with the lead screw. The motor assembly comprises a motor and a second synchronizing wheel arranged at the power output end of the motor, and the second synchronizing wheel is in transmission connection with the first synchronizing wheel; the manual driving assembly comprises a rotationally-arranged handle and a third synchronizing wheel in transmission connection with the handle, and the third synchronizing wheel is in transmission connection with the second synchronizing wheel. The electric lifting column provided by the invention can realize electric or manual operation of lifting.
本发明公开了一种带手摇功能的电动升降柱,包括第一盖板、与所述第一盖板固定连接的内管、第二盖板、与所述第二盖板固定连接的外管及驱动所述内管与所述外管相对伸缩的驱动机构,所述驱动机构包括丝杆组件、与所述丝杆组件传动连接的电机组件及手动驱动组件,所述丝杆组件与所述第二盖板传动连接;所述丝杆组件包括丝杆及与所述丝杆固定连接的第一同步轮;所述电机组件包括电机及设置在所述电机动力输出端的第二同步轮,所述第二同步轮与所述第一同步轮传动连接;所述手动驱动组件包括转动设置的手柄及与所述手柄传动连接的第三同步轮,所述第三同步轮与所述第二同步轮传动连接。本发明提供的电动升降柱,可实现升降的电动或手动操作。
Electric lifting column with hand-cranking function
一种带手摇功能的电动升降柱
2023-07-07
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 / A47B Tische , TABLES |