Bending resistance and pulling resistance test device for precast concrete lining segment

The utility model discloses an anti-bending and anti-pulling performance testing device for a precast concrete lining segment. The utility model belongs to the technical field of segment performance testing. The device comprises a jack, an oil pump and a segment displacement sensor, an oil inlet of the jack is connected with an oil outlet valve at an oil outlet of the oil pump; an oil outlet of the jack is connected with an oil return valve of the oil pump; an oil pressure sensor is also arranged at the oil outlet of the oil pump; the output ends of the segment displacement sensor, the pressure sensor, the jack displacement sensor and the oil pressure sensor are connected with the input end of the controller; wherein the controller is connected with the display device, the output end of the controller is connected with the input end of the frequency converter, the output end of the frequency converter is connected with a motor of the oil pump through the alternating current contactor,and the oil outlet valve