Height-adjustable rope supporting wheel device

The utility model discloses a height-adjustable rope supporting wheel device, and relates to the technical field of rope supporting wheel equipment, the height-adjustable rope supporting wheel device comprises a rope supporting wheel support and a rope supporting wheel body, the top of the rope supporting wheel support is symmetrically provided with two sinking grooves, each sinking groove is internally and slidably connected with a rectangular block, and the rope supporting wheel body is rotatably connected between the two rectangular blocks; a baffle is further fixedly connected to one side of the rope supporting wheel support. A positioning rod for limiting the position of the rectangular block is arranged on the baffle plate; the height of the rope supporting wheel can be conveniently adjusted; when a mine car and a flat car need to be used for transportation, the sliding block is moved upwards, so that the rope supporting wheel body can play a role in supporting a rope; when the rubber-tyred vehicle need