公开(公告)号：WO2020115540A1

公开(公告)日：2020-06-11

申请号：PCT/IB2018/059795

申请日：2018-12-07

Applicant: REGAL BELOIT AMERICA, INC.

Inventor： PIROUZPANAH, Sahand ,  VAISHYA, Mrudul Omprakash ,  PATEL, Chirag S. ,  KAMBHAMMETTU, Vijay ,  PADIRI, SaiGeetha ,  NIMMA, Narendra

IPC: F04D29/42 ,  F04D29/44 ,  F04D29/46 ,  F04D17/08 ,  F24F7/06

Abstract: A centrifugal blower assembly includes a scroll wall and at least one sidewall coupled to the scroll wall such that the scroll wall and the at least one sidewall define a blower chamber and a blower outlet, wherein the at least one sidewall includes an opening defined therethrough. The centrifugal blower assembly also includes an inlet ring coupled to the at least one sidewall proximate the opening. The inlet ring includes a first portion coupled to the at least one sidewall, a second portion extending from the first portion through the opening into the blower chamber, and an inner surface that defines a blower inlet and extends along the first portion and the second portion, wherein the inner surface on the second portion is obliquely oriented with respect to the axis of rotation.