Title:
AIRFLOW DIRECTION ADJUSTMENT STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2021/120555
Kind Code:
A1
Abstract:
An airflow direction adjustment structure, comprising a nozzle device (1) and a hollow intermediate housing (2). A first airflow inlet (3) is provided on a side surface of the intermediate housing (2). A first airflow outlet (4) is provided at the top of the intermediate housing (2). The first airflow inlet (3) communicating with the first airflow outlet (4) is provided at the bottom of the nozzle device (1). A second airflow outlet (6) and a second airflow inlet (5) are respectively provided at the top and the bottom of the nozzle device (1). The first airflow outlet (4) and the second airflow inlet (5) are connected to each other in a sealed manner by means of a seal ring (7). A first perforated U-shaped plate (8) is provided at the first airflow outlet (4). The top of the first perforated U-shaped plate (8) is fixed at the first airflow outlet (4). The bottom of the first perforated U-shaped plate (8) is located in an inner cavity of the intermediate housing (2). A second perforated U-shaped plate (9), fixed in the first perforated U-shaped plate (8) by means of at least one pair of a butterfly bolt (10) and a butterfly nut (11), is further provided at the first airflow outlet (4).
Inventors:
WANG GAVIN (CN)
Application Number:
PCT/CN2020/096695
Publication Date:
June 24, 2021
Filing Date:
June 18, 2020
Export Citation:
Assignee:
SUZHOU ACME MACHINERY CO LTD (CN)
International Classes:
F04D29/44; F04D25/08; F04D29/54; F24F13/08; F24F13/10; F24F13/20
Foreign References:
| CN2921379Y | 2007-07-11 | |||
| CN205428595U | 2016-08-03 | |||
| CN202108792U | 2012-01-11 | |||
| CN207674680U | 2018-07-31 | |||
| CN108826451A | 2018-11-16 | |||
| CA2084753A1 | 1991-12-09 | |||
| CN205001229U | 2016-01-27 |
Attorney, Agent or Firm:
SUZHOU ZHOUZHI PATENT AGENCY (CN)
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