Water pump with suspension function

A water pump with a suspension function, comprising:

• a pump casing (1), a pump cover (5), a motor (7), a pressing ring (4), a volute (8) and a base (12), a top of an inner cavity of the pump casing (1) being provided with a motor mounting chamber (108) extending downwards and a closed-ring shaped chamber (109) located around the motor mounting chamber (108), the motor (7) being vertically provided in the motor mounting chamber (108) and extending downwards to a position below the motor mounting chamber (108), the pressing ring (4) being provided on a housing of the motor (7) in a sleeving manner and being located at a bottom of the motor mounting chamber (108), a top of the pump casing (1) being provided with a water outlet pipe joint (101) extending downwards, a first connecting port (107) communicated with the water outlet pipe joint (101) and extending downwards being provided in an inner wall of the pump casing (1), the pump cover (5) being provided below the first connecting port (107) and the motor (7), a plurality of supporting columns (501) pointing to the pressing ring (4) and being provided on the pump cover (5), a plurality of connecting rod screws (6) downwards pointing to the pump cover (5) being provided in the pump casing (1), connecting rod screw holders (503) connected to the connecting rod screws (6) and being provided on the pump cover (5), a second connecting port (502) in insertion connection with the first connecting port (107) being provided in the pump cover (5), the volute (8) being provided at a bottom of the pump cover (5), screws (11) connected to the pump cover (5) being provided on the volute (8), a motor rotating shaft (10) extending downwards into the volute (8) being provided in the motor (7), a bottom of the motor rotating shaft (10) being provided with an impeller (9) located in the volute (8), the base (12) being provided below the volute (8), a surrounding area of the base (12) being in contact with a bottom of the inner wall of the pump casing (1) for closing, connecting fasteners (106) downwards running through the base (12) being provided in the pump casing (1), a plurality of filter screen holes (1203) being provided in the base (12).