Reversing distance testing device for escalator or moving sidewalk

The utility model discloses a reversal distance testing device for an escalator or a moving sidewalk, which comprises a first adsorption assembly and a second adsorption assembly, and the first adsorption assembly and the second adsorption assembly are used for being adsorbed and fixed on an apron board of the escalator or the moving sidewalk to be tested; the first adsorption assembly is connected with one end of the sliding block through a first connecting rope, and the second adsorption assembly is connected with the other end of the sliding block through a second connecting rope. The device is simple in structure and easy and convenient to operate, the reversal distance of the escalator or the moving sidewalk can be directly measured without complex calculation, and the accuracy of reversal distance measurement is improved. The device can be widely applied to the technical field of engineering measurement. 本实用新型公开了一种自动扶梯或自动人行道的逆转距离测试装置，包括：第一吸附组件和第二吸附组件，所述第一吸附组件和所述第二吸附组件均用于吸附固定在待测自动扶梯或自动人行道的裙板上；滑块，所述第一吸附组件