Title:
AXIAL FLOW FAN HAVING ADJUSTABLE CENTER HEIGHT
Document Type and Number:
WIPO Patent Application WO/2022/062077
Kind Code:
A1
Abstract:
Disclosed in the present invention is an axial flow fan having an adjustable center height, comprising an air cylinder. An impeller and a motor are provided in the air cylinder, and the impeller is fixedly connected to the front end of a motor shaft of the motor; the motor is fixed onto a support plate, two internal threaded sleeves that are arranged front and back are formed on the bottom of the support plate, each internal threaded sleeve is threadedly connected to an upper screw rod of a corresponding adjustment column, a lower screw rod of the adjustment column is threadedly connected onto a support table, and the support table is fixed onto the inner wall of the lower end of the air cylinder; the thread direction of the upper screw rod is opposite to that of the lower screw rod. The position of the support plate for fixing the motor in the present invention can be adjusted in a vertical direction to satisfy different models of motors, such that the applicability is effectively improved.
Inventors:
LIANG ZHONGYI (CN)
Application Number:
PCT/CN2020/126016
Publication Date:
March 31, 2022
Filing Date:
November 03, 2020
Export Citation:
Assignee:
TAIZHOU JIELONG FAN FACTORY (CN)
International Classes:
F04D25/08; F04D29/64
Foreign References:
| CN208518931U | 2019-02-19 | |||
| CN207777955U | 2018-08-28 | |||
| CN202926723U | 2013-05-08 | |||
| CN108006403A | 2018-05-08 | |||
| CN204284017U | 2015-04-22 | |||
| JP3212255U | 2017-08-31 |
Attorney, Agent or Firm:
HANGZHOU ZHIGUANTONG PATENT AGENCY (CN)
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