Gastrointestinal tract support adjusting tool for digestive endoscopy

The utility model discloses a gastrointestinal tract support adjusting tool for a digestive endoscope, which belongs to the field of medical tools and comprises a guide rod, the left end of the guide rod is fixedly connected with a sheathing canal, and a drag hook is movably connected in the sheathing canal. The length of the part, extending out of the sheathing canal, of the drag hook can be adjusted by moving the first sliding block, when the part, extending out of the sheathing canal, of the drag hook needs to be longer, only the first sliding block needs to be pushed leftwards, the drag hook can be pushed to move leftwards when the first sliding block moves leftwards, and when the drag hook needs to be retracted into the sheathing canal, only the first sliding block needs to be pushed rightwards; when the first sliding block moves rightwards, the drag hook is pushed to move rightwards, when the angle of the drag hook needs to be adjusted, a rotating block is directly rotated, when the rotating block rotat