Midea Group Co., Ltd.

Guangdong Midea White Home Appliance Technology Innovation Center Co., Ltd.

Guangdong Welling Motor Manufacturing Co., Ltd.

Other

Junfeng Hou

Jian Hu

Dingjun Liang

Hu Li

Kunren Yin

Wei Zhang

Chengdong Huang

Shouliang Gu

Yuanyang Zuo

Guoxiong Li

Luqiang Zeng

Yangbo Huang

Chengkai Ye

Sanying Yu

Dan Chen

Guilie Zhong

Jifang Lu

Lianghao Wu

Jifang Lv

Yuchan Lv

An electric motor and an electrical appliance are provided. The electric motor includes a rotating shaft, a stator, a rotor disposed on the rotating shaft, spaced apart from the stator, and embedded in the stator, a first end cover, and a first bearing. The first bearing includes a first outer ring fixed on the first end cover and insulated from at least part of the first end cover, a first inner ring embedded in the first outer ring, and a first ball disposed between the first outer ring and the first inner ring. The rotating shaft is fixed on the first inner ring and rotationally supported on the first end cover. The part of the first end cover that is insulated from the first outer ring is short-circuited with a stator core of the stator and is grounded.

Motor and electric appliance

A system for suppressing the electromagnetic interference of a refrigerant radiator and a household appliance, the system including: a refrigerant radiator, a drive circuit corresponding to the refrigerant radiator, a metal conductor and a filter unit; the metal conductor is separately connected to the filter unit and the refrigerant radiator, the filter unit is connected to the drive circuit, and an electromagnetic interference closed-loop circuit is formed between the refrigerant radiator, the metal conductor, the filter unit and the drive circuit corresponding to the refrigerant radiator.

System for suppressing electromagnetic interference of refrigerant radiator and household appliance

A system () applied in switch tube for suppressing conducted EMI and a domestic appliance are provided, and the system () includes a conduction EMI suppression circuit, an inductive load () and at least one switch tube (). The conducted EMI suppression circuit includes one inductor () and an RC circuit (). The inductor () and each switch tube () are connected in series. The inductive load () and each switch tube () are connected. The inductor () are connected in series with each switch tube (), and further connected in parallel with the RC circuit (). The conduction EMI suppression circuit is configured to suppress conducted EMI generated by each switch tube () being turned off.

System applied in switch tube for conducted EMI suppression and domestic appliance

The present application provides a brushless motor and an electrical equipment. The brushless motor includes: a casing, a stator, and a rotor. The stator includes a stator core and a winding. The rotor includes a rotor core and a shaft. Two bearings are sleeved on the shaft at positions corresponding to two ends of the rotor core, respectively. The two bearing brackets are installed at two ends of the casing. The brushless motor further includes a conductive sheet, configured for adjusting a capacitive reactance between the stator core and each of the two bearing brackets. The conductive sheet is attached to an outer circumferential surface of the casing. The conductive sheet and the stator core each at least partially has an area aligned to each other in a radial direction of the casing.

Brushless motor and electrical equipment

A wireless power transmission system includes: an electrical energy-receiving oscillation circuit including an electrical energy-receiving coil Land a compensation capacitor Cconnected in series, the electrical energy-receiving coil Lsensing an alternating magnetic field and generating an induction current accordingly; a rectifier circuit connected to two ends of the electrical energy-receiving oscillation circuit; and a modulation circuit including multiple modulation sub-circuits, each of the modulation sub-circuits being separately connected to the electrical energy-receiving oscillation circuit, and the modulation circuit receiving a drive signal used to select a modulation sub-circuit matching a power level of a load of the wireless power transmission receiving circuit to operate, and the modulation sub-circuits receive, during a communication process, a communication signal and load the communication signal on a carrier signal to perform modulation.

Wireless power transmission receiving circuit, communication method, and wireless power transmission system

Disclosed are an electric control assembly and an electrical device. The electric control assembly includes an electric control board and a metal plate arranged on one side of the electric control board in parallel. The electric control board includes a first filter circuit and a power supply line. The power supply line includes a power input terminal, a rectifier circuit, an intelligent power module and a power output terminal. The power input terminal, the rectifier circuit, the intelligent power module and the power output terminal are connected in sequence. A first end of the first filter circuit is connected with the power supply line. The metal plate and the electric control board are arranged at an interval. The metal plate is electrically connected with a shell of the electrical load. A second end of the first filter circuit is electrically connected with the metal plate.

Electrical control assembly and electrical device

Growing community of inventors

Foshan, China

Junfeng Hou