Deep water hoist gate overload waterproof switch-off box

The utility model relates to a deep water hoist gate overload waterproof switch-off box. The deep water hoist gate overload waterproof switch-off box includes a switch-off box, a pointing rod, a supporting guide rod, a switch-off box fixing rod, a screw rod, a hanging lug, a spring and a gate; the switch-off box comprises a switch-off device, a waterproof shell and a rubber sleeve; the waterproof shell comprises an upper base and a lower base; the upper end surface of the upper base is provided with an extension surface; screw holes are formed in the extension surface; the lower end surface of the upper base and the upper end surface of the lower base are provided with extension plugs which are symmetric to each other along a vertical direction; screw holes are formed in the extension plugs; the rubber sleeve is located at the inner side of the waterproof shell; a rubber button on the rubber sleeve passes through the waterproof shell and is located at the external side surface of the waterproof shell; the swi