Corrosion-resistant vacuum pump impeller convenient to assemble

• Main Authors: YANG XINTONG, SUN YUEXI, YANG SHIJIE, SUN YUEFENG
• Format: Patent
• Language: Chinese; English
• Published: 24.01.2023
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS; SEPARATION; TRANSPORTING; WEAPONS

The utility model relates to an anti-corrosion vacuum pump impeller convenient to assemble, which comprises an impeller body, a plurality of blades are arranged at the upper end of the impeller body, the blades are arranged around the impeller body, a first connecting hole is formed in the middle of the impeller body, a matching wheel is detachably arranged at the rear end of the impeller body, and a second connecting hole is formed in the matching wheel. A first connecting hole is formed in the center of the impeller body, a second connecting hole is formed in the center of the matching wheel, connecting columns are arranged in the first connecting hole and the second connecting hole, protruding blocks are fixedly arranged at the rear end of the impeller body, notches matched with the protruding blocks are formed in the surface of the matching wheel, and the multiple protruding blocks and the multiple notches are arranged. The protruding blocks and the notches are evenly arranged around the first connecting