Traction rope winding assembly, endoscope handle and endoscope

The invention provides a traction rope winding assembly, an endoscope handle and an endoscope, and belongs to the technical field of endoscopes. The traction rope winding assembly comprises a traction wheel and a positioning piece, the traction wheel is provided with a mounting groove and at least two winding grooves arranged in the first direction, and the winding grooves are used for assembling traction ropes; the positioning piece is provided with a connecting part, the connecting part is used for being connected with a traction rope, the positioning piece is installed in the installation groove, the connecting part corresponds to one winding groove so that the traction rope connected with the connecting part can extend into the corresponding winding groove on the same plane, and the first direction intersects with the plane where the traction rope is located. The connecting parts correspond to the winding grooves, and the traction ropes are wound into the corresponding winding grooves by taking the positi