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Patent Searching and Data


Title:
BLOWER
Document Type and Number:
WIPO Patent Application WO/2023/040651
Kind Code:
A1
Abstract:
A blower, comprising a shell (13) having an air inlet end and an air outlet end, wherein a duct assembly (12) is provided in the shell (13), and is located between the air inlet end and the air outlet end; the duct assembly (12) comprises an outer duct (121) and motor fan blade assemblies (122); the motor fan blade assemblies (122) are arranged in the outer duct (121); the motor fan blade assemblies (122) comprise a first motor fan blade assembly and a second motor fan blade assembly; the first motor fan blade assembly comprises a first motor (1223) and a first fan blade (1221); the first motor (1223) drives the first fan blade (1221) to rotate around the first output axis of the first motor (1223); the second motor fan blade assembly comprises a second motor (1223) and a second fan blade (1221); the second motor (1223) drives the second fan blade (1221) to rotate around the second output axis of the second motor (1223); and the first output axis is parallel to the second output axis. The blower can reduce the working noise, and can also satisfy the requirements of high air speed and high air volume under a high rotating speed.

Inventors:
TANG YABIN (CN)
SHANGGUAN YUNJIE (CN)
Application Number:
PCT/CN2022/115775
Publication Date:
March 23, 2023
Filing Date:
August 30, 2022
Export Citation:
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Assignee:
GLOBE JIANGSU CO LTD (CN)
International Classes:
E01H1/08
Foreign References:
CN215906660U2022-02-25
CN215857449U2022-02-18
CN108797480A2018-11-13
CN207693144U2018-08-07
CN206815252U2017-12-29
CN209763291U2019-12-10
CN107288084A2017-10-24
CN112096637A2020-12-18
CN213038278U2021-04-23
JP2014171740A2014-09-22
US20200137966A12020-05-07
Attorney, Agent or Firm:
JZMC LAW OFFICE SHANGHAI (CN)
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