Tester for measuring thickness of EBCL (Ethylene Benzoate Copolymer) adhesive layer of steel bridge deck

The utility model discloses a tester for testing the thickness of an EBCL adhesive layer of a steel bridge deck, which comprises a control panel, a shell and a probe arranged at one end of the shell,and the control panel is arranged on the shell; the probe comprises a substrate and a positioning pin; the positioning pin is vertically fixed on the substrate; a sliding rod and a displacement sensorused for detecting the action distance of the sliding rod are arranged in the shell, the sliding rod is sleeved with a spring, one end of the spring is fixed to the shell, and the other end of the spring is fixedly connected to the sliding rod. The end, extending out of the shell, of the sliding rod is provided with a pressing part, the other end, away from the pressing part, of the sliding rod is fixedly provided with a measuring needle, the end of the measuring needle penetrates through the shell and the base plate and extends outwards, and the extending length of the measuring needle is shorter than that of the pos