Slurry pump device of slurry shield tunneling machine and slurry shield tunneling machine

• Main Authors: CAO SHULEI, CHEN KUNPENG, HAO LINRAN, XI QI, LIU TENGLONG, YIN YUEFENG, HAN BO, LIU HAO, YUE YINPENG
• Format: Patent
• Language: Chinese; English
• Published: 21.07.2023
• Subjects: BLASTING; EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; HEATING; LARGE UNDERGROUND CHAMBERS; LIGHTING; MECHANICAL ENGINEERING; MINING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; SEPARATION; SHAFTS; TRANSPORTING; TUNNELS; WEAPONS

The utility model provides a slurry pump device of a slurry shield tunneling machine and the slurry shield tunneling machine, and belongs to the technical field of slurry shield tunneling. The slurry pump device comprises a rear matching trailer and a slurry pump, a cover body covering the slurry pump is fixed on the rear matching trailer, and a negative pressure air draft device is connected to the cover body, so that a space covered by the cover body forms a negative pressure area; the cover body is provided with a through hole through which a slurry feeding and discharging pipeline connected with a slurry pump passes, the cover body is also provided with an inlet and outlet through which an operator enters and exits the cover body, the inlet and outlet is connected with an asbestos cleaning compartment, and the asbestos cleaning compartment comprises at least one independent compartment which can be independently closed. According to the utility model, the cover body is utilized to form a negative pressure