Multifunctional endoscope waterproof device

The utility model relates to a multifunctional endoscope waterproof device which comprises an endoscope body and a sleeve installed on the endoscope body, a connecting pipe is inserted into the sleeve, a first waterproof cap is installed on the side wall, close to the endoscope body, in the connecting pipe, a cross-shaped opening is formed in the first waterproof cap, and the cross-shaped opening is communicated with the connecting pipe. A pressing rod is inserted into the side, away from the endoscope body, of the connecting pipe, a channel is formed in the pressing rod, and a connector is installed on the side, away from the endoscope body, of the pressing rod. The conical end of the pressing rod extrudes the cross-shaped opening and opens the cross-shaped opening, so that the guide wire can be conveniently and rapidly placed in, the cross-shaped opening wraps the guide wire through the elasticity of the first waterproof cap, the purpose of sealing and preventing backflow is achieved, the guide wire can be