Patents Assigned to Qingdao Haier Joint Stock Co., Ltd.
  • Patent number: 11149479
    Abstract: The present invention provides a refrigerator, comprising a cabinet, a door and a hinge body. A guide block is fixedly provided on the door, a positioning shaft and a guiding shaft are provided on the hinge body, and a positioning groove and a guiding groove are provided on the guide block; the door of the refrigerator according to the present invention may be moved by a distance in a direction away from a pivoting side when being opened, thereby avoiding inconvenience of opening the door due to the protrusion of the side wall of the door.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: October 19, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Hao Zhang, Enpin Xia, Xiaobing Zhu
  • Patent number: 11150007
    Abstract: An air-regulating freshness-preserving storage device comprises a container having a first storage space defined therein; and an oxygen removal device configured to remove a part or all of oxygen in air in the first storage space, so as to obtain the air rich in nitrogen, low in oxygen, and favorable for food preservation.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: October 19, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Xiaobing Zhu, Bo Jiang, Lei Wang, Hao Zhang, Ming Wang, Bin Fei
  • Patent number: 11150006
    Abstract: A refrigerator comprises: a storage compartment, at least divided into a refrigerating compartment and a freezing compartment a first evaporator, arranged at a cooling compartment connected to the storage compartments through supply air ducts; a second evaporator, arranged inside the freezing compartment a switching valve, used to switch the flow of a refrigerant to a refrigerant channel connected to the second evaporator; a fan, used to enable cooled air in the first evaporator to flow from the cooling compartment to the storage compartments; a first air duct damper, inserted in the supply air duct connected to the refrigerating compartment and a second air duct damper, inserted in the supply air duct connected to the freezing compartment.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: October 19, 2021
    Assignees: QINGDAO HAIER JOINT STOCK CO., LTD., HAIER ASIA CO., LTD.
    Inventors: Gongye Guanye, Changzhi Fengdao
  • Patent number: 11149478
    Abstract: The present invention provides a refrigerator, comprising a cabinet, a door and a hinge body. A guide block is provided on the door, a rotation shaft is provided on the hinge body, and rotation shaft grooves are provided on the guide block. With the structure of the hinge body, the gravity of the door and the friction force may be shared onto the first and second plate bodies of the hinge body, thereby reducing abrasion and prolonging the service life of the door of the refrigerator.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: October 19, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Enpin Xia, Hao Zhang, Xiaobing Zhu
  • Patent number: 11149480
    Abstract: The present invention provides a refrigerator, comprising a cabinet, a door and a hinge body, wherein a positioning shaft and a guiding shaft are provided on the hinge body, and a positioning groove and a guiding groove are provided on the door; the door of the refrigerator according to the present invention may be moved by a distance in a direction away from a pivoting side when being opened, thereby avoiding inconvenience of opening the door due to the protrusion of the side wall of the door.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: October 19, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Hao Zhang, Enpin Xia, Chun Yang, Xiaobing Zhu
  • Patent number: 11131496
    Abstract: A refrigerator comprises: a refrigerator compartment comprising a storage compartment and a ventilation channel limited therein, wherein the ventilation channel is configured to provide a cold air to inside of the storage compartment; and a ventilation control device, arranged in the ventilation channel. The ventilation control device comprises: a housing comprising at least one air inlet and a plurality of air outlets; and an adjustment member configured to adjust respective areas of the plurality of air outlets, through which air is output, by being controlled to completely block, partially block, or completely open each of the air outlets, so as to adjust an air volume of the air output to the storage compartment via the ventilation channel.
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: September 28, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD
    Inventors: Bin Fei, Xueli Cheng, Xuan Ji, Jinlin Liu
  • Patent number: 11118384
    Abstract: The present invention provides a refrigerator, comprising a refrigerator body and a door body. A hinge body is disposed on the refrigerator body. A first hinge shaft and a second hinge shaft are disposed on the hinge body. A first guide groove and a second guide groove are formed in the door body. The first hinge shaft is located in the first guide groove and the second hinge shaft is located in the second guide groove. During opening of the door body, the first guide groove moves relative to the first hinge shaft and the second guide groove moves relative to the second hinge shaft, the first hinge shaft applies an acting force to the first guide groove to drive the end, away from the first guide groove, of the second guide groove to approach the second hinge shaft, so that the door body is displaced in a horizontal direction.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: September 14, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Guoshun He, Enpin Xia, Hao Zhang, Xiaobing Zhu
  • Patent number: 11085693
    Abstract: The present invention discloses an air volume adjustment device for a refrigerator. The air volume adjustment device comprises: a fan capable of introducing cold air from an evaporator into the first air inlet cavity and the second air inlet cavity; a baffle arranged between a first air inlet cavity of a first compartment and a second air inlet cavity of a second compartment, which is capable of moving among a plurality of positions to adjust the volume of air entering the first air inlet cavity and the second air inlet cavity; and an operating knob and a potentiometer which are connected to the front side and the rear side of the baffle, respectively. The operating knob is capable of operably driving the baffle to move. The potentiometer transfers an electrical signal corresponding to a position of the baffle to the controller for controlling the fan or the compressor.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: August 10, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Dongxiao Fu, Qinglin Liu, Jilong Jia
  • Patent number: 11079174
    Abstract: A method for detecting whether an article with an abnormal temperature is placed in a refrigerator. The method includes: controlling a plurality of infrared sensors to collect temperature values after a door body is opened; determining whether an abnormal storage space in which the article with the abnormal temperature is possibly placed exists in a plurality of storage spaces; acquiring a first temperature change value of the abnormal storage space between time points before and after the article with the abnormal temperature is possibly placed in the abnormal storage space and a second temperature change value of the abnormal storage space caused by heat exchange between an external environment and the abnormal storage space between said time points; and determining whether the article with the abnormal temperature is placed in the abnormal storage space according to the first temperature change value and the second temperature change value.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: August 3, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Chunyang Li, Ming Wang, Jianlin Miao, Sen Mou, Bintang Zhao
  • Patent number: 11079167
    Abstract: The present invention provides a storage device for a refrigerator, including: a plurality of boxes, a rotating shaft and a plurality of damping masses, so that the boxes can stay stationary at any rotation position at any time when are rotated around the rotating shaft, which ensures smooth rotation of the boxes during the opening and closing thereof, and thus facilitates the user to pick and place eggs and improves the stability of the fragile eggs within the rotating boxes.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: August 3, 2021
    Assignees: QINGDAO HAIER SPECIAL REFRIGERATOR CO., LTD., QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Dengqiang Li, Yazhou Shang, Bin Fei, Jinlin Liu
  • Patent number: 11078700
    Abstract: The present invention provides a refrigerator, comprising a cabinet, a door and a hinge body. A guide block is provided on the door, a rotation shaft is provided on the hinge body, and rotation shaft grooves are provided on the guide block. With the structure of the hinge body, the gravity of the door and the friction force may be shared onto the first and second plate bodies of the hinge body, thereby reducing abrasion and prolonging the service life of the door of the refrigerator.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: August 3, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Enpin Xia, Hao Zhang, Xiaobing Zhu
  • Patent number: 11079159
    Abstract: The present invention provides a refrigeration and freezing device, including a case body, a door body, an oxygen-enrichment membrane assembly, an air pump, and a refrigeration system. For the refrigeration and freezing device, temperature within an appropriate storage range and a nitrogen-rich and oxygen-deficient atmosphere cooperate, thereby effectively extending the shelf life of foods.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: August 3, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Bo Jiang, Lei Wang, Haoquan Liu, Ruowu Xin
  • Patent number: 11015857
    Abstract: A refrigerator comprises a refrigerator body, an air-conditioning membrane assembly and an air pump assembly. The refrigerator body defines a storage space and a compressor chamber therein, a storage container is arranged in the storage space, and a freshness-keeping space is defined inside the storage container. The air-conditioning membrane assembly is provided with at least one air-conditioning membrane and an oxygen-rich gas collection chamber and configured to allow more oxygen than nitrogen in airflow in a surrounding space of the air-conditioning membrane assembly to pass through the air-conditioning membrane and enter the oxygen-rich gas collection chamber. An air pump pumps gas in the oxygen-rich gas collection chamber to the outside of the freshness-keeping space, such that a ratio of the content of nitrogen in the freshness-keeping space to the content of oxygen in the freshness-keeping space is greater than 78/21.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: May 25, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Haoquan Liu, Bo Jiang, Lei Wang, Ruowu Xin
  • Patent number: 10989462
    Abstract: The present invention provides a refrigerator door body with a water dispenser and a water intake passage arranged thereon. A water intake assembly of the water dispenser comprising: a water inlet component, a water outlet component, a valve core and a water intake handle. The water intake handle has one end pivotally connected to the refrigerator door body and is provided with a through hole. When the water intake assembly is in a closed status, there is no acting force between the water outlet component and the through hole in the water intake handle; and the other end of the water intake handle is pressed such that one end, pivotally connected to the refrigerator door body, of the water intake handle is rotated. The water outlet component is displaced axially relative to the water inlet component and thus the water intake assembly is in an open status.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: April 27, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Yanqing Zhang, Rui Ge, Weishou Sun
  • Patent number: 10982895
    Abstract: Provided is a refrigerating and freezing device. The refrigerating and freezing device comprises a cabinet body with a first storage space defined therein, an oxygen-enriched membrane assembly and an air extraction device. A storage container in which an atmosphere-controlled freshness-keeping space is formed is disposed in the first storage space. The oxygen-enriched membrane assembly is provided with at least one oxygen-enriched membrane and an oxygen-enriched gas collection chamber. The air extraction device is communicated with the oxygen-enriched gas collection chamber through a pipeline to extract and discharge the gas that permeates into the oxygen-enriched gas collection chamber out of the storage container. The refrigerating and freezing device not only has good freshness-keeping performance, but also has relatively low requirements on the rigidity and strength of the storage container. Besides, it is small in size and low in noise, and it is suitable for household and individual use.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: April 20, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Bo Jiang, Lei Wang, Haoquan Liu, Ruowu Xin
  • Patent number: 10969163
    Abstract: The present invention discloses a refrigerator and a humidity control method for the same. The refrigerator comprises a humidity controller to controllably maintain moisture and/or perform humidification. The humidity controller is configured to: set a target humidity value, measure an actual relative humidity value of a target space, and calculate a target water replenishing mass W based on a difference between the two values and a current temperature of the target space; measure and calculate a water replenishing time T, and adjust the humidity controller so as to maintain its maximum humidifying rate Vmax within the time T to achieve the humidification purpose; and adjust the humidity controller so as to maintain a humidifying rate consistent with a water vapor loss rate in the target space to achieve the moisture maintaining purpose.
    Type: Grant
    Filed: June 17, 2016
    Date of Patent: April 6, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Riyong Lu, Bin Fei, Xueli Cheng, Xiaodong Zhou, Xiaobing Zhu
  • Patent number: 10969150
    Abstract: Disclosed is a refrigerator adopting a linear compressor and a control method thereof. The method includes: monitoring the temperature of an evaporator of the refrigerator; if the current temperature of the evaporator of the refrigerator is greater than or equal to a first preset temperature threshold, then invoking a noise reduction mode to actively reduce the heat exchange amount between the evaporator and a compartment of the refrigerator until the current temperature of the evaporator of the refrigerator is smaller than or equal to a second preset temperature threshold, and invoking a cooling mode to resume the normal heat exchange between the evaporator and the compartment of the refrigerator, wherein the first preset temperature threshold is higher than the second preset temperature threshold.
    Type: Grant
    Filed: June 17, 2016
    Date of Patent: April 6, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Lisheng Ji, Jianru Liu, Xiaobing Zhu, Feifei Qi, Shufeng Zhang, Caiyun Zhao
  • Patent number: 10969157
    Abstract: A refrigerator, comprising: a refrigerator body, an air duct assembly and a branched air supply apparatus; the air duct assembly has an accommodating cavity, air passages, and air supply ports opening forward; the air passages comprise a first air passage and a plurality of second air passages; the branched air supply apparatus is installed in the accommodating cavity and has a peripheral wall portion; the peripheral wall portion defines a plurality of air outlets, the plurality of air outlets comprising a first air outlet and a plurality of second air outlets; the first air passage is communicated with the first air outlet and a first storage space; each second air passage is communicated with one second air outlet and one or more air supply ports, and each of the second air outlets communicates with at least one second air passage.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: April 6, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Xueli Cheng, Bin Fei, Yazhou Shang, Dengqiang Li
  • Patent number: 10969164
    Abstract: A single-system air-cooled refrigerator, comprising a refrigerating compartment and a freezing compartment, wherein the refrigerator further comprises: a first air duct and a second air duct, which communicate the refrigerating compartment with the freezing compartment respectively; a first air door and a second air door which open and close the first air duct and the second air duct respectively; a refrigerating system; and a control system, configured to control opening and closing of the first air door and the second air door to implement a first working mode, a second working mode, or a third working mode of the refrigerator. The first working mode is that neither the freezing compartment nor the refrigerating compartment is switched, the second working mode is that the freezing compartment is switched to the refrigerating compartment, and the third working mode is that the refrigerating compartment is switched to the freezing compartment.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: April 6, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Dazhi Wang, Dongxiao Fu, Wei Wang
  • Patent number: 10966442
    Abstract: The present invention provides a refrigerator, comprising: an adsorption container, an air compressor and a nitrogen storage tank. A sealed storage space is formed in a storage compartment of the refrigerator. The adsorption container with carbon molecular sieves disposed therein is disposed in the storage compartment. The air compressor is directly connected to the adsorption container through an air inlet pipe and configured to supply compressed air for the adsorption container in a controlled manner so as to allow the carbon molecular sieves to prepare nitrogen by means of the compressed air. A gas inlet end of the nitrogen storage tank is connected to the adsorption container, and a gas outlet end thereof is communicated with the storage space.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: April 6, 2021
    Assignee: QINGDAO HAIER JOINT STOCK CO., LTD.
    Inventors: Xiaobing Zhu, Haoquan Liu, Bo Jiang, Liyan Wang