Changsha Roots Roots fan blower group, generally consists of several parts such as the blower, the prime mover and its transmission device. Sometimes it also includes certain supporting accessories, such as mufflers, filters, safety valves and so on.

1 Single-stage grouping

Usually, medium and small-sized blowers are assembled with matching motors on the same machine base and packaged, transported and installed as a whole. In order to make the system more compact and convenient for users to select and install, the blower can also be assembled with the motor, muffler, filter, valve, etc. to form an intensive complete set. Large blowers and motors are large in size. Heavy weight, usually packaged separately, separate lifting, transported to the installation site and then assembled matching, generally not configured to share the seat.

2 two-stage units

In the two-stage blower, in order to control the inlet temperature of the second stage at a certain limit, it is necessary to set up a cooler in the middle of the two stages; in the two-stage wet vacuum pump, the cooling water is injected into the casing by the inlet of the first stage, and then discharged from the exhaust port of the second stage together with the airflow.

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