High-temperature and high-pressure impeller balancing structure

• Main Authors: CAI XINGXING, SU ZHONGCUN, LIN YILEI, YU XINFEI, ZENG JINRONG, CHEN XIANPEI, ZHANG XIANG, HUANG CHONGGANG, LI YUJIE, YING KONGSHI
• Format: Patent
• Language: Chinese; English
• Published: 28.05.2024
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT PUMPS; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

The utility model discloses a high-temperature and high-pressure impeller balancing structure. A main shaft is arranged on a pump body in a penetrating manner; the main shaft is sleeved with the intermediate impeller, a first flow channel is formed in the intermediate impeller, and the two ends of the first flow channel are provided with a first water inlet and a first throwing-out opening respectively. The main shaft is sleeved with the final-stage impeller, a second flow channel is formed in the final-stage impeller, the two ends of the second flow channel are provided with a second water inlet and a second throwing-out opening respectively, and the second water inlet is communicated with the first throwing-out opening and is opposite to the first throwing-out opening in direction; the shaft sleeve is arranged on the main shaft in a sleeving mode and located between the middle-stage impeller and the last-stage impeller, and the shaft sleeve abuts against the middle-stage impeller along the end face of one a