Top-mounted driving type elevator

The utility model discloses an overhead driving type elevator, which comprises a bearing beam, a traction machine, a counterweight, a suspension cage and a steel wire rope, the traction machine is arranged on the bearing beam, and both the counterweight and the suspension cage are arranged in a hoistway, are positioned below the bearing beam and are suspended and pulled by the steel wire rope; a rotatably fixed mounting seat is arranged above the cage; a cage rope wheel through which a steel wire rope passes is arranged in the mounting seat; the mounting positions of the bearing beam and the counterweight can rotate by 90 degrees around the suspension cage through the mounting seat, namely, the mounting position of the counterweight is the side face or the back face of the suspension cage. The rotatable mounting seat is arranged at the top of the lifting cage, the mounting direction of the counterweight can be changed under the condition that the direction of the lifting cage is not changed, the counterweight