Safe hoisting device for open caisson construction

The utility model discloses a safety hoisting device for open caisson construction, which relates to the technical field of building construction equipment and comprises a hanging basket device, the hanging basket device comprises a hanging basket, pull ropes are fixedly mounted on two sides of the inner wall of the hanging basket, the bottom of the hanging basket is fixedly connected with an auxiliary device, the auxiliary device comprises a device box body, and the device box body is fixedly connected with the hanging basket. A pedal penetrates through the middle of the top of the device box, and telescopic rods are fixedly connected to the two sides of the bottom of the pedal. By arranging the device box body, the pedal, the telescopic rod, the rotating disc, the pulling rod, the movable groove plate, the shaft rod, the fixed groove plate, the power plate, the speed reducing plate and the air bag, the speed reducing plate can be pushed to rub the surface of the well wall by directly stepping on the pedal,