Title:
AIR GUIDE STRUCTURE AND FAN
Document Type and Number:
WIPO Patent Application WO/2022/096016
Kind Code:
A1
Abstract:
An air guide structure, comprising a through barrel (1) for guiding air, wherein the interior of the through barrel (1) is divided, in a radial direction, into an inner flow channel and an outer flow channel which are separated from each other, same respectively being a first flow channel (2) and a second flow channel (3), the first flow channel (2) is located on the inner side, the second flow channel (3) is located on the outer side, a plurality of first flow guide plates (4) are arranged at an inlet of the first flow channel (2) in a circumferential direction, and a plurality of second flow guide plates (5) are arranged at an outlet of the second flow channel (3) in the circumferential direction, thus achieving the advantage of being capable of facilitating noise reduction. A fan is also proposed, which fan uses the air guide structure, and the noise reduction of the fan is facilitated.
Inventors:
ZHOU YANG (CN)
WANG DESHENG (CN)
ZHEN CHANGWEN (CN)
MAO HUANHUAN (CN)
WANG DESHENG (CN)
ZHEN CHANGWEN (CN)
MAO HUANHUAN (CN)
Application Number:
PCT/CN2021/129634
Publication Date:
May 12, 2022
Filing Date:
November 09, 2021
Export Citation:
Assignee:
NINGBO FUJIA IND CO LTD (CN)
International Classes:
F04D29/44; A47L5/24; F04D25/08; F04D29/66
Foreign References:
| CN214247802U | 2021-09-21 | |||
| FR2379772A1 | 1978-09-01 | |||
| CN110425161A | 2019-11-08 | |||
| CN107676299A | 2018-02-09 | |||
| CN103089708A | 2013-05-08 | |||
| CN109268285A | 2019-01-25 | |||
| CN108533528A | 2018-09-14 | |||
| CN210399152U | 2020-04-24 | |||
| CN105020870A | 2015-11-04 | |||
| CN103453648A | 2013-12-18 | |||
| EP0615069A1 | 1994-09-14 |
Attorney, Agent or Firm:
NINGBO YONGYUAN PATENT AGENCY CO., LTD. (CN)
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