Synchronous rear flow fan

Synchronous rear flow fan

  • CN 101,382,150 B
  • Filed: 09/13/2008
  • Issued: 05/22/2013
  • Est. Priority Date: 04/23/2008
  • Status: Active Grant
First Claim
Patent Images

1. synchronous rear flow fan, comprise fan casing (1), internal side of shell air-flow diffusion passage (2), mainly by impeller sleeve (4), leaf blade disk (5), the impeller (3) that impeller blade (6) forms, impeller blade (6) is with the inboard air-flow path (7) of the impeller that forms between leaf blade disk (5), it is characterized in that being provided with synchronous diversion boosting device (8) in the inboard air-flow path of impeller (7), synchronous diversion boosting device (8) front end is provided with synchronous diversion boosting import (9), its rear end is provided with synchronous diversion boosting outlet (10), synchronous diversion boosting device (8) longitudinal edge is with impeller blade vertical side connection, synchronous diversion boosting device (8) consists of the synchronous concurrent intake grill with impeller blade (6).

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