Pulley type positive hanging hoist installing structure for climbing frame lifting

The invention discloses a pulley type positive hanging hoist installing structure for climbing frame lifting. An upper hoisting point is installed at a high position of a climbing frame, and a positive hanging hoist and an upper chain wheel are installed on the upper hoisting point; a middle hoisting point is installed at a middle position of the climbing frame, and the middle hoisting point is fixed to a building wall; a hoisting wheel is further arranged at the middle position of the climbing frame in a suspended mode, and the upper part of the hoisting wheel is provided with an upper supporting point; the lower part of the hoisting wheel is provided with a lower supporting point; a lower hoisting point is installed at a lower position of the climbing frame, and a pulley is installed onthe lower hoisting point in a pivot-joint mode; and one end of a chain is fixed to the upper supporting point of the hoisting wheel, after the upper chain wheel is passed through upwards firstly, thehoisting wheel is passed t