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1. (WO2018084427) BLOWER MOTOR

Pub. No.:    WO/2018/084427    International Application No.:    PCT/KR2017/010180
Publication Date: Sat May 12 01:59:59 CEST 2018 International Filing Date: Tue Sep 19 01:59:59 CEST 2017
IPC: H02K 5/24
H02K 7/08
H02K 7/14
B60H 1/12
B60H 1/32
Applicants: NEW MOTECH CO., LTD.
Inventors: JANG, Jeong Cheol
LEE, Ji Min
The present invention relates to a blower motor which may reduce noise and vibration, and thus is suitable to be used in air conditioning devices for vehicles, etc. The present invention is characterized by a blower motor 100 which comprises upper and lower bearings 21 and 22 which are respectively installed on a top and a bottom of a rotating shaft 10; a rotor 30 which is installed around the rotating shaft 10; a stator 40 which gives a magnetic field to the rotor 30 to help the rotor 30 rotate; a fan 50 which is inserted into the top of the rotating shaft 10 to rotate; and a lower housing 60 which supports the bottom of the rotating shaft 10, the blower motor comprising: fixing brackets 41A and 41B which prolong the bottom of an insulator 41 constituting the stator 40 to the outside; a first damper for buffering 70 which is insertedly installed on the fixing bracket 41A; a fitting projection for positioning 61 which is integrally protruded at a bottom surface of the lower housing 60 in which the fixing bracket 41B is located; a second damper for buffering 80 which is insertedly and fixedly installed in the fitting projection 61; and an integral bearing housing 90 which stores the upper and lower bearings 21 and 22.