Multi-shape pipeline clamping detection equipment for small connecting pipe cracks

The utility model discloses a multi-shape pipeline clamping detection device for small connecting pipe cracks, which comprises two sleeve clamps, the left side of each sleeve clamp is connected with a positioning assembly, one side of each sleeve clamp is fixedly connected with a sliding groove frame, the inner wall of each sliding groove frame is slidably connected with a moving plate, the top of each moving plate is connected with a placing frame in a clamping manner, and the placing frame is fixedly connected with the corresponding sleeve clamp. A crack detection head is rotatably connected to the inner wall of the placement frame through a pin shaft, a locking sleeve plate and a locking sleeve rod are fixedly connected to the surface, close to the right side of the sleeve clamp, of the sleeve clamp, the inner wall of the locking sleeve plate is slidably connected with the surface of the locking sleeve rod, and threaded grooves are formed in the locking sleeve plate and the locking sleeve rod corresponding