吊运工具在建筑工程和工业项目中应用广泛,然而施工中常需在狭窄空间吊运物资,此时需要小型、简易的吊运工具来完成吊运任务。本文介绍一种简易吊运工具,与同行分享。一、吊具简介本简易吊运工具由架体、轴承座、主动齿轮、从动齿轮、吊绳、手摇柄,变速调节器、链条组成(图1)。通过调节变速装置由大小齿轮间搭配旋转运动实现吊装 Lifting tools are widely used in construction projects and industrial projects. However, construction materials are often required to be hoisted in narrow space. In this case, small and simple lifting tools are needed to complete the lifting task. This article describes a simple lifting tool to share with your peers. First, the spreader Brief introduction The simple lifting tool by the frame, bearing, drive gear, driven gear, sling, hand crank, variable speed regulator, the chain composition (Figure 1). By adjusting the transmission device by the size of the gear with the rotation between the lifting