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The suction pipe is permanently China drainage pumps factory on the ground, and the outlet pipe is usually installed overhead due to the deep pump room, usually on a bracket along the wall. When the connection between the suction pipe and the pump needs to be tapered, an eccentric size head should be used.7m/s to avoid deposits in the tube.5m/s.

The flow rate of the outlet pipe of the pipeline sewage pump self-priming pump outlet pipe is generally not less than 1. In order to facilitate the removal of the air accumulated in the suction pipe, the horizontal part of the suction pipe should be slightly raised along the direction of the water flow, and the pipe slope can be 0. When two or more sewage pumps share one outlet pipe, the outlet pipe of each pump should be equipped with a valve, and a check valve should be set between the valve and the pump; if the pump uses a separate outlet pipe, and the outlet is free When flow,

check valve is generally not necessary, so the valve should be installed in the horizontal section as far as possible to prevent dirt from depositing on the valve disc.7m/s.4~0. When the outlet pipe of the pump is connected to the outlet main pipe (connecting pipe), it shall not be connected from the bottom of the main pipe to avoid siltation in the outlet pipe of the pump when the pump stops running. The arrangement of common pipelines and their accessories and the laying of common pipelines shall ensure the convenience of use and repair of the water pump.

The bell mouth is installed in the sump of the sump.. If the pump is not self-filling, it should be started with a vacuum pump or water ejector, and it is not allowed to set a bottom valve on the suction pipe. When two or more pumps share one outlet pipe and only one pump works ,