Operation cage capable of being mounted, dismounted and moved and construction method

The invention discloses a removable and movable operation cage and a construction method, the removable and movable operation cage comprises an electric device and a guide rail, a bottom pulley is arranged below the electric device, and a ladder stand is arranged on the left side of the bottom pulley. Installation is more flexible, installation is conducted after the working face and the height are preliminarily planned before installation, and the device can freely move in the horizontal direction, can be fixed by changing the position through hoisting, upwards hoisting, downwards falling and being clamped in the guide rail groove after encountering an obstacle and can freely move in the horizontal direction during operation; the problem that a hanging basket is difficult to move in the horizontal direction is solved, a worker climbs up to the upper unit to work conveniently every time after the height of one unit is constructed, the safety is higher, the hanging basket is fixed to the main body, no rope exi