Installation method of large funnel suspension type belt rack

The invention provides an installation method for a large funnel suspension type belt rack. The installation method comprises the steps that S100, a large funnel is assembled on the ground; s200, the buffer device is assembled on the ground, and the whole buffer device is hoisted to the door frame to be installed; s300, after the inverted-cone-shaped hanging bracket is assembled on the ground, the inverted-cone-shaped hanging bracket is placed in the large funnel assembling jig frame; s400, the large funnel is hoisted into the inverted-cone-shaped hanging bracket, and the large funnel and the inverted-cone-shaped hanging bracket are assembled to form a large funnel assembly; s500, an outrigger is arranged on a cross beam of the door frame, a belt rack is hoisted to the outrigger, and the belt rack is higher than the buffer device; and S600, after the large hopper assembly is lifted to the position above the belt rack, the inverted-cone-shaped lifting frame and the belt rack are assembled. According to the ins