Bridge steel structure cross welding seam detection device

The utility model relates to the technical field of welding seam detection, in particular to a bridge steel structure cross welding seam detection device which comprises a probe used for transmitting and receiving ultrasonic waves, and one end of the probe is electrically connected with a wire capable of transmitting signals. The end, away from the probe, of the wire is electrically connected with a device body used for processing signals sent by the wire to display corresponding detection images, one side face of the device body is fixedly connected with a handle, one side face of the device body is rotationally connected with a buckle soft belt, and the end, away from the device body, of the buckle soft belt is fixedly connected with a buckle. A buckle seat soft belt is rotationally connected to one side face of the device body, a buckle seat is fixedly connected to the end, away from the device body, of the buckle seat soft belt, a buckle can be clamped to the buckle seat, and a detector winds the buckle s