Patents Assigned to Gree Electric Appliances Inc. of Zhuhai
  • Heat exchanger, air conditioner, and refrigerating unit
    Patent number: 11639817
    Abstract: A heat exchanger includes a heat exchange tube (10) and a first water collecting tank (20). The first water collecting tank (20) is provided on the heat exchange tube (10), a first water diversion hole (21) is provided at a bottom portion of the first water collecting tank (20), the heat exchange tube (10) passes through the first water diversion hole (21), and the first water diversion hole (21) has a diameter greater than an outer diameter of the heat exchange tube (10). By providing the first water collecting tank (20), and making the heat exchange tube (10) pass through the first water diversion hole (21) provided on the first water collecting tank (20), and leaving a gap between the heat exchange tube (10) and the first water diversion hole (21), the water in the first water collecting tank (20) evenly flows into the first water diversion hole (21).
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: May 2, 2023
    Assignee: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Mingsheng Zhuo, Peisheng Chen, Puzhong Wang, Yang Liu, Jiankai Wang, Qi Cheng, Hongle Huang
  • Pump body assembly with a piston sleeve having protrusions for limiting radial movement between the piston sleeve and the structural members
    Patent number: 11639719
    Abstract: A pump body assembly, fluid machinery, and a heat exchange device. The pump body assembly includes: at least two structure members; a cylinder disposed between the two structure members; and a piston assembly disposed in the cylinder. The piston assembly includes a piston sleeve and a piston slidably disposed in the piston sleeve; an upper end surface of the piston sleeve fits and is limited by a lower end surface of one structure member disposed above the piston sleeve, to prevent the piston sleeve from displacing along a radial direction relative to the one structure member, and effectively solving a problem in prior art that working efficiency of the pump body assembly is affected because the piston sleeve of the pump body assembly is prone to eccentrically rotate.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: May 2, 2023
    Assignee: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Yusheng Hu, Huijun Wei, Jia Xu, Zhongcheng Du, Sen Yang, Zhi Li, Liping Ren, Shebing Liang, Rongting Zhang, Zhengliang Shi, Xixing Liu, Pengkai Wan
  • ICON ARRANGEMENT METHOD, USER TERMINAL AND STORAGE MEDIUM
    Publication number: 20230128155
    Abstract: Disclosed are an icon arrangement method, an icon arrangement apparatus, a user terminal, and a storage medium. The method includes: determining a target interface; determining at least one first icon in the target interface and an arrangement position of each first icon in the target interface; determining, from a plurality of second icons on the user terminal, a target icon matching the first icon; determining a target position, corresponding to the target icon, in an interface of the user terminal based on the arrangement position corresponding to the first icon that matches the target icon; and arranging the target icon in the interface of the user terminal based on the target position. In this way, automatic arrangement of icons in the interface of the user terminal can be achieved, thereby improving user experience.
    Type: Application
    Filed: December 22, 2022
    Publication date: April 27, 2023
    Applicant: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Jinwu HUANG, Lu ZHANG, Guoren BIAN, Yingjiang MA
  • Rotor structure, permanent magnet auxiliary synchronous reluctance motor and electric vehicle
    Patent number: 11637464
    Abstract: A rotor structure, a permanent magnet auxiliary synchronous reluctance motor and an electric vehicle are provided. The rotor structure includes a rotor body. A permanent magnet groove group is provided on the rotor body, the permanent magnet groove group includes an outer layer permanent magnet groove and an inner layer permanent magnet groove, and a magnetic conduction channel is formed between the outer permanent magnet groove and the inner layer permanent magnet groove which are adjacent. A deflection segment is formed on at least one end of the magnetic conduction channel, and a distance from the deflection segment to a quadrature-axis of the rotor body is decreased gradually outward in a radial direction, so that an end of the magnetic conduction channel is disposed near the quadrature-axis.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: April 25, 2023
    Assignee: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Mingzhu Dong, Yusheng Hu, Yong Xiao, Bin Chen, Tong Tong, Suhua Lu
  • PHOTOVOLTAIC AIR CONDITIONING SYSTEM
    Publication number: 20230118671
    Abstract: Disclosed is a photovoltaic air conditioning system, which includes a photovoltaic cell array; an air conditioning unit, comprising a first cabinet, a first inverter module and a variable frequency compressor, wherein the first inverter module and the variable frequency compressor are installed in the first cabinet, and the first inverter module is configured to supply power to the variable frequency compressor; a current conversion unit, comprising a second cabinet, a rectifier module and a second inverter module, wherein the second cabinet resides outside of the first cabinet, the rectifier module and the second inverter module are installed in the second cabinet.
    Type: Application
    Filed: December 19, 2022
    Publication date: April 20, 2023
    Applicant: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Zhigang ZHAO, Ying CHEN, Huaican LIU
  • SLEEP DETECTION METHOD AND APPARATUS, ELECTRONIC DEVICE AND STORAGE MEDIUM
    Publication number: 20230121152
    Abstract: Disclosed are a sleep detection method and an apparatus, an electronic device and a storage medium. The sleep detection method includes: collecting pressure information from a bed; detecting the pressure information collected within a continuous preset duration, and determining whether the pressure information includes a sleep parameter of a body sign from a sleeping human; and if the pressure information includes the parameter of the sleeping human body sign, turning on a sleep detection function to perform the sleep detection. The sleep detection method and the apparatus, the electronic device and the storage medium can be applied to an apparatus having a sleep detection function, such that the sleep detection function in the apparatus having the sleep detection function is automatically turned on without a manual operation of a user, thereby saving time and labor.
    Type: Application
    Filed: December 16, 2022
    Publication date: April 20, 2023
    Applicants: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI, LEAYUN TECHNOLOGY CO., LTD. OF ZHUHAI
    Inventors: Hongyuan HU, Shaobin LI, Jie TANG, Daoyuan CHEN, Miao YANG
  • Rotor structure of screw compressor and inverter screw compressor with same
    Patent number: 11629711
    Abstract: Provided is a rotor structure of a screw compressor and an inverter screw compressor with the same. The rotor structure includes: a female rotor including a female rotor body, wherein the female rotor body includes a plurality of female teeth, and a tooth profile is formed between tooth crests of two adjacent female teeth of the female rotor body, and the tooth profile is formed by sequentially connecting an arc segment a1b an envelope bc, an arc segment cd, an arc segment de, an arc segment ea2, an arc segment a2a3 from front to rear along a counterclockwise direction, wherein centers of the arc segment cd and the arc segment de are respectively located on both sides of the tooth profile.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: April 18, 2023
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Hua Liu, Tianyi Zhang, Rihua Li, Zhongkeng Long, Yungong Xu
  • Heat pump system and control method therefor
    Patent number: 11629899
    Abstract: A heat pump system and a control method therefor. The heat pump system includes a compressor; an indoor heal exchanger; an outdoor heat exchanger, including a first heat exchange portion and a second heat exchange portion, wherein a flow path switching device is provided between the first heat exchange portion and the second heat exchange portion to disconnect or communicate the first heat exchange portion and the second heat exchange portion; a first four-way valve; and a second four-way valve, configured to enable a high-temperature refrigerant to be input into the first heat exchange portion in a heating mode, so as to enable the heat pump system to operate in a heating and deicing mode.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: April 18, 2023
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Tao Feng, Limin Li, Huajie Li, Wenhao Huang, Peng Cao, Mengmeng Jin, Chao Zhou, Shiqiang Zhu
  • MPS DIODE DEVICE AND PREPARATION METHOD THEREFOR
    Publication number: 20230105596
    Abstract: Disclosed are an MPS diode device and a preparation method therefor. The MPS diode device comprises a plurality of cells arranged in parallel, wherein each cell comprises a cathode electrode, and a substrate, epitaxial layer, buffer layer, and anode electrode that are formed in succession on the cathode electrode; two active regions are formed on the side of the epitaxial layer away from the substrate; the width of forbidden band of the buffer layer is greater than the width of forbidden band of the epitaxial layer, and a material of the buffer layer and a material of the epitaxial layer are allotropes; and first openings are formed at the positions in the buffer layer opposite to the active regions, and an ohmic metal layer is formed in the first openings.
    Type: Application
    Filed: December 9, 2022
    Publication date: April 6, 2023
    Applicant: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Yiren LIN, Daokun CHEN, Dan ZENG, Bo SHI
  • Intelligent plug for controlling an air conditioner system over a PLC network
    Patent number: 11619415
    Abstract: A controller of an air-conditioning unit, and an air-conditioner. The air-conditioning unit uses a power line carrier communication (PLC) to communicate. The air-conditioning unit includes multiple air-conditioner indoor units and multiple air-conditioner outdoor units. The operation of the air-conditioning unit is controlled by a controller. The controller includes: a plug component configured to be plugged into a socket in a preset PLC communication network and a controller body component connected to the plug component and configured to receive a communication signal from a target device and transmit the communication signal to a device matching the target device, the target device including one of an air-conditioner indoor unit and an air-conditioner outdoor unit.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: April 4, 2023
    Assignee: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Jianming Tan, Dongfeng Lai, Tieying Ye, Jie Tang, Du Yang, Quanzhou Liu, Huantao Ye, Chenjie Li, Yufa Li
  • Method and device of combining outdoor units and rotating operation of outdoor units and MSAC system
    Patent number: 11619408
    Abstract: The present disclosure relates to a method and device of combining outdoor units and rotating operation of outdoor units, and MSAC system, and relates to the field of unit technology. The method includes: determining a plurality of combination manners of the outdoor units, according to a capacity of an indoor unit currently turned on and a capacity of each of the outdoor units; sequencing the plurality of combination manners in priority, according to priority strategies; and sequentially rotating the outdoor units to operate, based on the sequenced combination manners.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: April 4, 2023
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Shiqiang Zhang, Huachao Jiao, Jianguo Xiong, Lianfa Wu
  • Refrigerant leak detection method and device for air conditioner
    Patent number: 11614249
    Abstract: Disclosed by the present disclosure is a refrigerant leak detection method and device for an air conditioner. The method includes: acquiring current operating parameters of an air conditioner and environment information of a surrounding environment of the air conditioner; inputting the current operating parameters and the environment information into a trained neural network model to obtain an amount of remaining refrigerant outputted by the neural network model; and determining, according to the amount of the remaining refrigerant, whether there is a refrigerant leak in the air conditioner. The present disclosure improves accuracy of detecting a refrigerant leak in the air conditioner by means of an artificial neural network algorithm.
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: March 28, 2023
    Assignees: GREE ELECTRIC APPLIANCES (WUHAN) CO., LTD, GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Chong Chen, Hui Huang, Dechao Song, Tao Tian, Bailan Liu
  • Communication implementation method and device for air conditioning units, non-transitory computer readable storage medium and processor
    Patent number: 11609012
    Abstract: This disclosure discloses a communication implementation method and device for air conditioning units, a storage medium and a processor. The method includes: acquiring a channel state of a current power line carrier channel used between units in an air conditioning system; and determining whether to switch the channel between the units from the current power carrier channel to a next power carrier channel according to the channel state, wherein the next power carrier channel is any one of power carrier channels other than the current power carrier channel in the air conditioning system.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: March 21, 2023
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Jie Tang, Tieying Ye, Weiyou Yu, Wencan Wang, Zhongwen Deng, Quanzhou Liu, Qiang Huang, Du Yang, Zhongzheng Li
  • Centrifugal compressor and air conditioning equipment
    Patent number: 11608833
    Abstract: The present disclosure relates to a centrifugal compressor and air conditioning equipment. The centrifugal compressor includes: a main shaft; a diffuser, provided with a first thrust bearing at one end away from a diffusion surface; a supporting assembly, provided with a second thrust bearing at one end facing towards the diffuser; and a thrust disk, configured to rotate together with the main shaft, located between the diffuser and the supporting assembly along an axial direction and provided with a thrust portion, a clearance between one side of the thrust portion and the first thrust bearing and a clearance between the other side of the thrust portion and the second thrust bearing being limited through mutual abutting of the diffuser and the supporting assembly.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: March 21, 2023
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Hua Liu, Zhiping Zhang, Hongbo Li, Ruixing Zhong, Yuhui Chen, Wenteng Ye, Jingli Qi, Sheng Liu
  • Air conditioner networking method and terminal
    Patent number: 11609022
    Abstract: The disclosure provides a networking method and a networking device for an air conditioner, and a terminal, wherein the networking includes: acquiring indoor unit information of a target air conditioner indoor unit of an air conditioner by a remote controller; matching an air conditioner outdoor unit corresponding to the target air conditioner indoor unit; and establishing a communication connection between the target air conditioner indoor unit and the matching air conditioner outdoor unit.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: March 21, 2023
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Jie Tang, Tieying Ye, Dongfeng Lai, Du Yang, Zhigao Lu
  • Temperature measuring circuit and measuring method thereof
    Patent number: 11604101
    Abstract: A temperature measuring circuit, measuring apparatus and a measuring method thereof relating to the field of electronic circuits. The temperature measuring circuit includes control unit, wherein the control unit includes a first current output interface, a second current output interface, a first input/output interface, a second input/output interface, and a third input/output interface. Further, the first current output interface and the first input/output interface of the control unit are respectively electrically connected to a first interface of a temperature sensor; the second current output interface and the second input/output interface of the control unit are respectively electrically connected to a second interface of the temperature sensor; and the third input/output interface of the control unit is electrically connected to a third interface of the temperature sensor.
    Type: Grant
    Filed: December 27, 2017
    Date of Patent: March 14, 2023
    Assignees: Gree Electric Appliances (Wuhan) Co., Ltd., Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Pei Qian, Xiantao Zhu, Wenbo Liu, Baolin Zhou, Wanxing Chen, Shuanglin Guo, Haibin Liu, Zifeng Liang, Guohui Hu, Luping Zhong, Yanjun Peng
  • Rotor structure, permanent magnet auxiliary synchronous reluctance motor and electric vehicle
    Patent number: 11594922
    Abstract: The present disclosure provides a rotor structure, a permanent magnet auxiliary synchronous reluctance motor and an electric vehicle. A rotor structure includes a rotor body. The rotor body has magnetic steel slot groups. Each of the magnetic steel slot groups includes an outer layer magnetic steel slot including: a first outer layer magnetic steel slot segment, a second outer layer magnetic steel slot segment, a first bent slot, and a second bent slot. The first outer layer magnetic steel slot segment and the second outer layer magnetic steel slot segment are arranged along a radial direction of the rotor body and are opposite to each other. Extended lines of a length directional geometric centerline of the first outer layer magnetic steel slot segment and a length directional geometric centerline of the second outer layer magnetic steel slot segment define a first angle.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: February 28, 2023
    Assignee: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Mingzhu Dong, Yusheng Hu, Tong Tong, Bin Chen, Yong Xiao, Suhua Lu
  • Control method and device for air conditioning system and air conditioning system
    Patent number: 11585561
    Abstract: The present application discloses a control method and device of an air conditioning system, for solving the problem of ineffectively controlling the air supply amount of the air conditioning system in the related art. The disclosed control method includes performing at least one of: acquiring a current discharge air temperature of an air conditioning system and a current operating frequency of a fan, and controlling a compressor of the air conditioning system to adjust an operating frequency of the compressor according to the discharge air temperature and the current operating frequency of the fan; or acquiring a current return air temperature of the air conditioning system and a current operating frequency of the compressor, and adjusting an operating frequency of the fan according to the return air temperature and the current operating frequency of the compressor.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: February 21, 2023
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Jianming Tan, Hua Liu, Mingsheng Zhuo, Peisheng Chen, Qi Cheng
  • Method and system of controlling operation state of multi-split air conditioner, and heat pump multi-split air conditioner
    Patent number: 11585559
    Abstract: The present disclosure relates to a method of controlling operation state of multi-split air conditioner and system, and a heat pump multi-split. The control method includes: determining a target operation mode of each indoor unit according to an operation mode set by a user for the indoor unit; performing statistics on heat exchange demands of the indoor units corresponding to different target operation modes, and determining a dominant operation mode among the target operation modes according to the heat exchange demands; and using the dominant operation mode as the operation mode of an outdoor unit.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: February 21, 2023
    Assignees: Gree Electric Appliances (Wuhan) Co., Ltd., Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Huachao Jiao, Jianguo Xiong, Shiqiang Zhang, Lianfa Wu, Bing Zhou, Zhiguang Huang, Donghui Li, Bo Qiu
  • Defrosting control device, air conditioner and defrosting control method therefor
    Patent number: 11584192
    Abstract: Provided are a defrosting control device, an air conditioner and a defrosting control method therefor. The device includes an airbag device, wherein the airbag device includes a mounting support (1), an airbag (2) and an inflation mechanism. When an air conditioner to be controlled enters a defrosting mode, the inflation mechanism inflates the airbag (2) such that same forms an airbag layer to isolate an outdoor heat exchanger of the air conditioner to be controlled from flowing air outside the outdoor heat exchanger. The defrosting control device can achieve the beneficial effects of a small defrosting heat loss, a good defrosting effect and a good user experience.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: February 21, 2023
    Assignees: GREE ELECTRIC APPLIANCES (WUHAN) CO., LTD, GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    Inventors: Aibin Guo, Huili Wu, Zhe Wang