Water conservancy pipeline supporting device

The utility model discloses a water conservancy pipeline supporting device which comprises a first shell, the right side of the top of the first shell is movably connected with a second shell through a shaft pin, the left side of the top of the first shell is fixedly connected with the second shell through a bolt, and the bottom of the first shell is fixedly connected with a first limiting shell. The four corners of the top of an inner cavity of the first limiting shell are fixedly connected with dampers, the surfaces of the dampers are sleeved with springs, the tops of the springs are fixedly connected with the inner wall of the first limiting shell, and the bottoms of the springs are fixedly connected with the top of the second limiting shell. The first shell, the second shell, the first limiting shell, the damper, the spring, the second limiting shell, the third limiting shell, the lifting mechanism, a limiting rod, a motor, a gear, a toothed plate, a fixing block, a sliding sleeve, a limiting block, a sli