Electric bridge expansion joint test device

The utility model discloses an electric bridge expansion joint testing device which comprises two testing machines of the same structure, a lead screw linear moving device is arranged at the top of each testing machine, a fixing base is arranged at the tail of each lead screw linear moving device, and the lead screw linear moving devices and the fixing bases are provided with cross beam connectingblocks. The cross beam connecting blocks at the same parts of the two testing machines are connected through a cross beam; and an expansion joint fixing device is arranged on the cross beam. The expansion joint test device is small in size and convenient to install, the microcomputer console is easy to operate, test data are real and reliable, the data in the whole test process can be monitored in real time, and the novel test device is suitable for testing the waterproof performance and deformation tolerance of the expansion joint. 本实用新型公开了一种电动式桥梁伸缩缝试验装置，包括有2台相同结构的试验机，试验机顶部设置有丝杆直线移动装置，丝杆直线移动装置尾部设置有固定底座，丝杆直线移动装置和固定底座