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公开(公告)号：US20190162192A1
公开(公告)日：2019-05-30
申请号：US16264860
申请日：2019-02-01
发明人： Zhendong Gao , Andrea Cestonaro , Xiahong Zha , Fengli Zhao , Lixiang Huo , Xuefeng Yu , Kang Song , Zhanhu Ma
IPC分类号： F04D19/00 , A01G20/47 , F04D29/32 , F04D29/54 , F04D29/52 , F04D25/08 , E01H1/08 , F04D25/06
摘要： A blower includes a housing having an air inlet; a motor; an axial fan, driven by the motor to rotate along a fan axis and generate air flow, and the axial fan comprising a hub and impeller; a blowing tube, comprising an air outlet for the air exiting; and a duct, comprising a guiding cone which is located between the axial fan and the air outlet, and used for guiding the air flow generated by the axial fan to move to the air outlet, wherein a size of the motor is configured in a manner that the motor cannot be contained in the guiding cone, the housing and the blowing tube are internally provided with an air passage, the motor is completely contained in the air passage of the housing, and the motor and the duct are located on two opposite sides of the axial fan.
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公开(公告)号：US10227988B2
公开(公告)日：2019-03-12
申请号：US15108641
申请日：2015-11-27
发明人： Zhendong Gao , Andrea Cestonaro , Xiahong Zha , Fengli Zhao , Lixiang Huo , Xuefeng Yu , Kang Song , Zhanhu Ma
IPC分类号： F04D19/00 , F04D29/52 , F04D29/54 , F04D25/06 , F04D29/32 , E01H1/08 , F04D25/08 , A01G20/47
摘要： A blower, comprising: a housing comprising an air inlet, a motor disposed in the housing, an axial fan configured to be driven to rotate about a fan axis and generate an air flow by the motor, a blowing tube configured to be coupled to the housing and comprising an air outlet, a duct configured to guide the air flow to the air outlet, the housing and the blowing tube comprises an air passage which comprises an upstream region between the inlet and the axial fan and a downstream region between the axial fan and the air outlet, the motor is disposed in the upstream region and the duct is disposed in the downstream region.
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公开(公告)号：US20170260985A1
公开(公告)日：2017-09-14
申请号：US15108641
申请日：2015-11-27
发明人： Zhendong Gao , Andrea Cestonro , Xiahong Zha , Fengli Zhao , Lixiang Huo , Xuefeng Yu , Kang Song , Zhanhu Ma
CPC分类号： F04D19/005 , A01G20/47 , E01H1/0809 , F04D19/002 , F04D25/06 , F04D25/084 , F04D29/325 , F04D29/326 , F04D29/522 , F04D29/545
摘要： A blower, comprising: a housing comprising an air inlet, a motor disposed in the housing, an axial fan configured to be driven to rotate about a fan axis and generate an air flow by the motor, a blowing tube configured to be coupled to the housing and comprising an air outlet, a duct configured to guide the air flow to the air outlet, the housing and the blowing tube comprises an air passage which comprises an upstream region between the inlet and the axial fan and a downstream region between the axial fan and the air outlet, the motor is disposed in the upstream region and the duct is disposed in the downstream region.
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