Movable type overhanging operation platform car

The utility model relates to a movable type overhanging operation platform car which comprises pulleys, lower portion sucking discs, a frame body formed by horizontal channel steel and vertical channel steel in a connecting mode, an operation platform panel and a circular steel pipe near-edge protective rail. Each pulley is connected with a piece of vertical channel steel of the frame body through a bolt via a section of channel steel and a rotating-connecting steel plate. The height of the frame body can be conveniently increased or decreased. Each lower portion sucking disc is fixed on one piece of horizontal channel steel of the frame body through a spiral rod. The operation platform panel is welded on the top of the frame body. The circular steel pipe near-edge protective rail is fixed on the operation platform panel. The movable type overhanging operation platform car is suitable for multiple kinds of near-edge working with different operation height requirements, repeated using can be achieved, a large