Drilling slurry leading-out device

The utility model provides a drilling slurry leading-out device which comprises a hopper, the bottom face of the hopper is a flat face, and the side, away from the bottom face, of the hopper is open so that a groove-shaped structure can be formed. The connecting pipe is provided with an inner hole for hole forming equipment to penetrate through, and the connecting pipe is located in the center of the hopper, penetrates through the bottom of the hopper and then upwards extends into the hopper; and the slurry outlet pipe is arranged on the side wall of the hopper so as to lead out the slurry in the hopper. The device can be directly placed at a hole opening of a pile hole, the hole forming device can directly penetrate through the connecting pipe in the middle of the hole forming device to stretch into the pile hole to conduct drilling operation, disintegrating slag generated during drilling can be brought out through slurry, the brought-out slurry falls into the hopper, and due to the fact that the connecting