Automatic water spraying device for planting dendrobium officinale

The utility model discloses an automatic water spraying device for planting dendrobium officinale, which belongs to the technical field of automatic water spraying devices and comprises a sliding block, a spraying bin is mounted on the surface of the sliding block, a spring telescopic rod is welded on the inner wall of the spraying bin, a sealing piston is welded on one side of the surface of the spring telescopic rod, and an electromagnetic valve is mounted on the inner wall of the spraying bin. A water outlet pipe is installed on the surface of the electromagnetic valve, a rotating block is slidably connected to the surface of the water outlet pipe in a matched mode, an O-shaped sealing ring is installed on the inner wall of the water outlet pipe, a reciprocating lead screw is slidably connected to one side of the surface of a sliding block in a matched mode, and a motor is installed on one side of the surface of the reciprocating lead screw. In this way, the function of automatic spraying can be achieved,