Double-volute-chamber pump body and vertical centrifugal pump

• Main Authors: LIU XIN, FU WEI, HAN BAOFENG, ZHAO FANG, QU TINGTING, SUN DECHEN, SUN QI, ZHONG ZUOWEN
• Format: Patent
• Language: Chinese; English
• Published: 17.05.2024
• 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 relates to the technical field of vertical centrifugal pumps, and particularly discloses a double-volute-chamber pump body applied to a vertical centrifugal pump, which comprises a water suction chamber and a spiral pumping chamber, and an inlet flange is arranged at the bottom of the water suction chamber; the spiral pumping chamber is communicated with the upper portion of the water suction chamber and comprises a volute chamber, a diffusion pipe, a partition tongue and a partition plate, the diffusion pipe is communicated with the volute chamber, an outlet flange is arranged at an outlet of the diffusion pipe, the partition tongue is arranged at the joint of the volute chamber and the diffusion pipe, and the partition plate is arranged in the volute chamber so that the volute chamber can be divided into an inner volute chamber and an outer volute chamber; the inner volute chamber and the outer volute chamber are distributed in a 180-degree central symmetry mode. Therefore, the influence o