MOTOR ASSEMBLY AND A CLEANER HAVING THE SAME

• Main Authors: LEE SUNG CHEOL, KIM SEE HYUN, JANG YUN SOO, HAN JUNG GYUN, CHOI IN GYU, LEE DO KYUNG, SONG HWA GYU, CHA SEUNG RYONG
• Format: Patent
• Language: English; Korean
• Published: 30.06.2020
• Subjects: CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DYNAMO-ELECTRIC MACHINES; ELECTRICITY; GENERATION

According to the present invention, a vacuum cleaner comprises: a main body; a suction head connected to one side of the main body and suctioning foreign substances on a surface to be cleaned; and a motor assembly which is accommodated in a motor case formed inside the main body and generates a suction force, wherein the motor assembly comprises a motor, an impeller disposed on one side of the motor and connected to the motor to introduce air, and a dustproof member coupled to the other side of the motor and having a plurality of support protrusions formed protruding from an outer circumferential surface and the motor assembly is disposed to be spaced apart from the motor case by a combination of the plurality of support protrusions and the motor case. Therefore, the present invention is capable of reducing vibrations and noise. 본 개시에 따르는 청소기는, 본체, 본체의 일측에 연결되고, 피청소면의 이물질을 흡입하는 흡입 헤드, 및 본체 내부에 형성된 모터케이스에 수용되고, 흡입력을 발생시키는 모터어셈블리를 포함하고, 모터어셈블리는, 모터, 모터의 일측에 배치되고 모터와 연결되어 공기를 유입시키는 임펠러 및 모터의 타측에 결합하고, 외주면으로부터 돌출 형성된 복수의 지지돌기를 갖는 방진부재를 포함하고, 모터어셈블리는, 복수의 지지돌기와 상기 모터케이스의 결합에 의해 모터케이스와 이격 배치된다.