The invention discloses a self-service lifting device for entering and exiting a spherical tank. The self-service lifting device for entering and exiting the spherical tank comprises an upper pulley block, a lower pulley block, a driving rotating wheel assembly and a bearing frame; the upper pulley block comprises a first pulley and a second pulley; the lower pulley block comprises a third pulley and a fourth pulley, a bearing of the fourth pulley extends towards the two sides, and the upper end of the bearing frame is connected to the bearing of the fourth pulley; the driving rotating wheel assembly is installed on the bearing frame and comprises a rope winding shaft, a driving rotating wheel and a ratchet wheel, wherein the driving rotating wheel and the ratchet wheel are connected to the two ends of the rope winding shaft; a plurality of anti-skid holes are radially formed in the driving rotating wheel, and a plurality of brake grooves are formed in the circumferential face of the driving rotating wheel; and the bearing frame comprises two parallel vertical plates and a bottom plate connected to the bottoms of the two vertical plates, a speed regulating handle is installed on the bearing frame, and a braking device is further arranged on the bottom plate of the bearing frame. According to the self-service lifting device, the lifting posture of the bearing frame is controlled through the pedal type braking device, the manual control type driving rotating wheel and the speed regulating handle, lifting control over the bearing frame is more coordinated, control is easy, and safety is high.
一种进出球罐的自助升降装置,包括上滑轮组、下滑轮组、驱动转轮组件及承重架。上滑轮组包括第一滑轮和第二滑轮。下滑轮组包括第三滑轮和第四滑轮,第四滑轮的轴承向两侧伸出,承重架的上端连接安装在第四滑轮的轴承上。驱动转轮组件安装在承重架上,该驱动转轮组件包括绕绳轴及连接在绕绳轴两端的驱动转轮和棘轮;驱动转轮上径向开设有若干防滑孔,驱动转轮的圆周面上开设了若干制动槽。承重架包括两块并行竖立的竖板以及连接在两块竖板底部的底板,承重架上安装有一调速手柄,承重架的底板上还设置有一制动装置。本发明通过脚踏式的制动装置及手控式的驱动转轮和调速手柄来控制承重架的升降姿态,承重架的升降控制更协调,易操控,安全性高。
Self-service lifting device for entering and exiting spherical tank
一种进出球罐的自助升降装置
2021-06-18
Patent
Electronic Resource
Chinese
IPC: | B66D Haspeln , CAPSTANS |
Falls entering and exiting heavy trucks
Automotive engineering | 1987
|European Patent Office | 2021
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