电子吊秤是一种集称重、吊运货物为一次性作业的称重设备,在铁路、交通、能源、冶金、机械、物资、商业等各部门有着广泛的应用前景。本文叙述了电子吊秤的简要发展过程及其在起重机械上的应用,重点介绍了铁路货装部门对电子吊秤的选型以及电容式电子吊秤的结构、工作原理及所用的电容式称重传感器,最后简要分析了铁路货装部门应用电子吊秤的效益。 Electronic crane scale is a set of weighing, lifting cargo for one-time operation of the weighing equipment in the railway, transportation, energy, metallurgy, machinery, materials, commerce and other departments have a wide range of applications. This article describes the brief development process of electronic crane scale and its application in lifting machinery, with emphasis on the selection of the electronic crane scale and the structure, working principle and capacitance of the electronic crane scale Load cell, and finally a brief analysis of the benefits of the application of electronic crane scale railway freight department.