Patents Assigned to Qingdao Haier Washing Machine Co., Ltd.
  • Patent number: 10584439
    Abstract: A drainage mechanism of a washing machine having an inner tub and an outer tub includes a water sealing cover, a lever structure and a driving device, a resistance arm end of the lever structure is connected with the water sealing cover, the driving device for driving the lever structure to work is arranged at an driving arm end of the lever structure, a drainage outlet is formed in a bottom wall of the inner tub, and the lever structure is driven by the driving device and drives the water sealing cover to close the drainage outlet in the washing and rinsing procedures and to open the drainage outlet in a draining procedure. The resistance arm end of the lever structure moves upwards and downwards to drive the water sealing cover to close and open the drainage outlet, thereby implementing drainage.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: March 10, 2020
    Assignee: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Peishi Lv, Lin Yang, Gangjin Zhang, Yun Tian, Jianshe Liu
  • Patent number: 10577740
    Abstract: In a washing machine, a discharge hole is formed at the bottom of an inner tub, and a discharge control mechanism capable of blocking the discharge hole is arranged at the bottom of an outer tub; the discharge control mechanism includes a stretchable and contractible valve plug; the valve plug moves upward to close the discharge hole; and the valve plug moves downward to open the discharge hole. During washing, the discharge hole is closed, there is no washing water between the inner tub and the outer tub, resulting in the characteristic of water conservation; and during draining and/or dewatering, the first discharge hole is opened, and the washing water in the inner tub and impurities such as dirt and sand from the clothes are discharged via the discharge hole at the lower part to the outer tub, thus achieving quick draining and good draining and contamination discharging effect.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: March 3, 2020
    Assignee: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Peishi Lv, Lin Yang, Lingchen Wang, Yun Tian, Baozhen Cheng, Gangjin Zhang
  • Publication number: 20200063317
    Abstract: The disclosure discloses a washing machine and a control method thereof; the washing machine comprises an outer barrel, an inner barrel an inner barrel shaft drainage holes are formed in the bottom of the inner barrel; a sealing device is arranged at the outside of the bottom of the inner barrel; the sealing device comprises a sealing component and a pull ring component which sleeve on the inner barrel shaft; the sealing component is arranged at the bottom of the inner barrel and is capable of rotating along with the inner barrel; the pull ring component is connected to the sealing component in a relatively rotating mode and the sealing component, pulled by the pull ring component, can do axial motion along the inner barrel.
    Type: Application
    Filed: November 21, 2017
    Publication date: February 27, 2020
    Applicant: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Peishi LV, Gangjin ZHANG, Yun TIAN, Jianshe LIU, Chunxia ZHOU
  • Publication number: 20200063324
    Abstract: An anti-overflow device at a drum water injection port for a drum washing machine comprises a water flow baffle. The water flow baffle extends along an outer drum to an inner drum and is installed at the water injection port, and water flow is blocked to run back into the water injection port along with the inner drum at a high speed. The anti-overflow device further comprises a blocking rib, and the blocking rib is arranged on the inner side of the water injection port and close to the outer drum. The drum washing machine comprises the anti-overflow device at the drum water injection port. The principle of fluid mechanics is adopted in the anti-overflow device at the drum water injection port, the change of liquid flow in the drum is realized, and the anti-overflow effect is good.
    Type: Application
    Filed: November 1, 2016
    Publication date: February 27, 2020
    Applicant: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Bencai Huang, Qidui Liang, Jingde Li
  • Publication number: 20200056317
    Abstract: A damping device for a washing machine and a washing machine are provided. The damping device for a washing machine comprises a damping suspension rod, an upper bracket, a damping spring and a sliding damping support seat; an upper end of the damping suspension rod is installed on a cabinet of the washing machine, the upper bracket is installed on an outer tub of the washing machine, and the damping suspension rod passes through the upper bracket, the sliding damping support seat and the damping spring in sequence from top to bottom; and the sliding damping support seat is provided with a variable damping structure for transferring an eccentric force to generate a sliding damping acting on the damping suspension rod when the outer tub shakes or swings.
    Type: Application
    Filed: November 10, 2017
    Publication date: February 20, 2020
    Applicant: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Peishi LV, Lin YANG, Gangjin ZHANG, Yun TIAN, Chunxia ZHOU
  • Publication number: 20200056316
    Abstract: A damping device for a washing machine and a washing machine are provided. The damping device for a washing machine comprises an upper boom, a damping spring mechanism and a lower boom, wherein an upper end of the upper boom is installed on a cabinet of the washing machine, a lower end of the lower boom is installed on an outer tub of the washing machine, the damping spring mechanism is installed between the upper boom and the lower boom, and the upper boom and/or the lower boom are/is elastically stretched under the drive of the damping spring mechanism.
    Type: Application
    Filed: November 10, 2017
    Publication date: February 20, 2020
    Applicant: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Peishi LV, Lin YANG, Gangjin ZHANG, Yun TIAN, Chunxia ZHOU, Shengcheng GAO
  • Patent number: 10563336
    Abstract: The inner tub of a washing machine comprises a tub body, a balancing ring at the upper part of the tub body and a tub bottom at the lower part of the tub body. An annular necking structure, whose inside diameter is smaller than that of the tub body, is arranged on the tub body and positioned below the balancing ring, a plurality of dewatering holes are distributed at the necking structure and/or between the necking structure and the balancing ring. A disconnected type filtering cover on the internal wall of the tub body and positioned below the necking structure comprises a main body and an auxiliary block, the auxiliary block is arranged above the main body and below the necking structure and is located at the upper part of the inner tub, and a water passing gap is arranged between the auxiliary block and the main body.
    Type: Grant
    Filed: September 14, 2016
    Date of Patent: February 18, 2020
    Assignee: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Lin Yang, Hu Ji, Zunan Liu, Lingchen Wang, Guofang Zhu
  • Patent number: 10549320
    Abstract: A stain removal device, a head portion having a beating surface; a vibration unit which is located on an extension line of an axis of the head portion orthogonal to the beating surface and vibrates the head portion in an axis direction through driving of a solenoid actuator; and a liquid supply unit which has a liquid accommodating portion capable of accommodating liquid and supplies the liquid in the liquid accommodating portion to the beating surface through vibration of the head portion generated by the vibration unit.
    Type: Grant
    Filed: July 7, 2016
    Date of Patent: February 4, 2020
    Assignees: HAIER ASIA CO., LTD., QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Hai Shu, Peishi Lv, Masahiro Fujiwara, Masakazu Yamamoto, Masaru Noro, Zhengtao Wang
  • Patent number: 10550504
    Abstract: A self-cleaning washing machine includes an outer tub and an inner tub, a chamber between the outer tub and the inner tub is provided with cleaning particles for cleaning the inner wall of the outer tub and the outer wall of the inner tub, an accommodating chamber for collecting the cleaning particles is connected to a drainage outlet of the outer tub; a shield cover arranged at the drainage outlet rises or falls with the change of the water level in the washing machine or the control device to open or at least partially close the drainage outlet so that the cleaning particles flow into the chamber or back into the accommodating chamber. By setting the shield cover, the cleaning particles are not sucked out from the accommodating chamber and enter between the inner tub and the outer tub to avoid noise when the washing machine is dewatering.
    Type: Grant
    Filed: July 3, 2015
    Date of Patent: February 4, 2020
    Assignee: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Peishi Lv, Lin Yang, Yun Tian, Feng Li, Qi Zhang
  • Patent number: 10550507
    Abstract: A washing machine drainage structure for a washing machine, in which there is not water between an inner tub and an outer tub in washing and rinsing processes, includes comprises a ball valve and a driving device for controlling opening and closing of the ball valve, a drainage outlet is arranged at a bottom wall of an inner tub, a water inlet end of the ball valve is communicated with the drainage outlet, and the ball valve is driven by the driving device to be closed in the washing and rinsing processes and opened in draining and dehydrating processes. According to the drainage structure, the ball valve is driven by the driving device to be closed or opened so as to close or open the drainage outlet, thereby implementing drainage; and the drainage structure has a simple structure and is convenient to be mounted.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: February 4, 2020
    Assignee: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Peishi Lv, Lin Yang, Gangjin Zhang, Yun Tian
  • Publication number: 20200032948
    Abstract: A foot for household appliance and a household appliance are provided. The foot includes: a hydraulic plate; a sheath, fixedly connected with the hydraulic plate; an adjustable foot, arranged in the sheath and capable of axially moving relative to the sheath, an accommodating chamber is formed by the hydraulic plate, the sheath and the adjustable foot; a hydraulic medium, arranged in the accommodating chamber, and the hydraulic medium is compressed or expanded depending on pressure changes to drive the adjustable foot to move axially in the sheath for leveling. At least two feet are communicated with each other to allow the hydraulic medium to flow between the feet. A liquid flowing passage for allowing the hydraulic medium to flow is arranged in the hydraulic plate. A control device for controlling the liquid flowing passage to open or close is arranged on at least one of the feet.
    Type: Application
    Filed: June 29, 2017
    Publication date: January 30, 2020
    Applicants: QINGDAO HAIER WASHING MACHINE CO., LTD., QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD.
    Inventor: Zhiqiang ZHAO
  • Patent number: 10544534
    Abstract: A washer bottom foot is installed below a base of a washing machine and has a weighing sensor. A cavity with a downward opening is provided in the bottom foot, and the weighing sensor is installed in the cavity in a closed manner. The bottom foot comprises a connecting portion and a supporting portion, which form an integrated convex structure, wherein the connecting portion is hollow axially, the supporting portion is provided below the connecting portion, and the cavity is provided in the supporting portion and communicates with a hollow portion of the connecting portion. The supporting piece comprises a supporting unit and a fixing unit, an upper end face of the supporting unit being in contact with the weighing sensor, and a lower end face being supported on the ground.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: January 28, 2020
    Assignee: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Yun Tian, Gangjin Zhang, Chunxia Zhou, Feng Li
  • Publication number: 20200002869
    Abstract: Provided is a washing machine, including an inner drum and an outer drum. A bottom or a side wall of the inner drum is provided with an inner drum drainage hole. The inner drum drainage hole is provided with a drainage valve. The outer drum is provided with a power device configured to push a spool of the drainage valve, and an outer drum drainage hole. One end of the drainage valve facing toward the outer drum is provided with a drainage switch. An extending shaft of the power device is configured to extend and touch the drainage switch to open or close the drainage valve.
    Type: Application
    Filed: January 23, 2018
    Publication date: January 2, 2020
    Applicant: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Zhiqiang Zhao, Sheng Xu
  • Publication number: 20190390388
    Abstract: A support for household appliance comprises a hydraulic plate with an internal liquid flow passage; a sheath fixedly connected with the hydraulic plate; a regulating support arranged in the sheath and axially movable relative to the sheath; and an accommodation chamber formed by the hydraulic plate, the sheath and the regulating support. A flexible accommodation body accommodates a liquid medium in the accommodation chamber, and extends and retracts to drive the regulating support in the sheath for leveling under the action of pressure. The flexible accommodation body is provided with an opening part mounted on the hydraulic plate in a sealed manner and communicates with the liquid flow passage. Th A hydraulic medium in the flexible accommodation body can circulate into the liquid flow passage and flow to the liquid outlet nozzle through the liquid flow passage.
    Type: Application
    Filed: June 29, 2017
    Publication date: December 26, 2019
    Applicants: QINGDAO HAIER WASHING MACHINE CO., LTD., QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD.
    Inventors: Zhiqiang ZHAO, Sheng XU
  • Patent number: 10513816
    Abstract: Provided is a drum washing machine, enabling a drum and a rotating body to rotate by a driving part, wherein the driving part includes: a driving motor; a first rotating shaft; a second rotating shaft; drum belt wheels; wing belt wheels; and a clutch mechanism part switching a driving form of the driving part between a biaxial driving form and a uniaxial driving form, wherein the biaxial driving form is a form that enables the drum and the rotating body to rotate at different rotating speeds through connecting the second rotating shaft and the wing belt wheels, and the uniaxial driving form is a form that enables the drum and the rotating body to rotate at a same rotating speed through connecting the second rotating shaft and the drum belt wheels.
    Type: Grant
    Filed: August 5, 2015
    Date of Patent: December 24, 2019
    Assignees: Haier Asia Co., Ltd., Qingdao Haier Washing Machine Co., Ltd.
    Inventor: Shigeharu Nakamoto
  • Patent number: 10508378
    Abstract: A vibration-damping component of a washing machine comprises a suspender, a spring, a sleeve and an electromagnetic sensing device. The electromagnetic sensing device comprises an electromagnetic coil and a magnet. The electromagnetic coil surrounds the sleeve, the magnet and the spring are arranged in the sleeve and are fixed on the suspender, the sleeve surrounds the suspender in a slidable manner, and the weight of clothing is determined through measuring magnetic flux change of the electromagnetic coil when the sleeve slides on the suspender. In addition, the magnet and the electromagnetic coil make relative displacement, inductance in the electromagnetic coil changes, and water inflow can be detected through detecting the inductance. When dewatering begins, the vibratory magnitude of an outer drum is determined through the inductance change of the electromagnetic coil, and the stability of dewatering operation of the washing machine can be controlled accordingly.
    Type: Grant
    Filed: July 26, 2016
    Date of Patent: December 17, 2019
    Assignee: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Peishi Lv, Lin Yang, Yun Tian, Gangjin Zhang, Mingyan Shao
  • Patent number: 10508383
    Abstract: Disclosed is disclosure clothing treatment device capable of effectively preventing odour from reabsorbing to clothing. A clothing deodorizing device includes: a bag body for accommodating clothing; an ozone supply apparatus including an ozone generator and a blowing fan wherein the air supply fan operates to deliver the ozone generated by the ozone generator into the bag body by virtue of the flow of the air; and a control part for controlling operation of the ozone generator and the blowing fan. After performing deodorization operation that enables the ozone generator and the blowing fan to operate, the control part performs reabsorption preventing operation that enables the blowing fan to operate intermittently.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: December 17, 2019
    Assignees: Aqua Co., Ltd., Qingdao Haier Washing Machine Co., Ltd.
    Inventors: Takayuki Nagai, Hazime Suzuki, Tomohiro Yamauchi, Katsuji Onishi, Osamu Tanikoshi
  • Patent number: 10494757
    Abstract: A method for controlling an expansion valve of a frequency conversion heat pump clothes dryer. The open degree of the valve is adjusted through parameters such as the operation time/power/current at a frequency of the frequency conversion compressor; a reference value of the operation time/power/current at a certain frequency is set, and compared with an actual value of the operation time/power/current at the certain frequency of the compressor; if the actual value of the operation time is less than the set reference value or the actual value of the power/current is greater than the reference value, the open degree of the expansion value is increased; and if the actual value of the operation time is greater than the set reference value or the actual value of the power/current is less than the set reference value, the open degree of the expansion valve is decreased.
    Type: Grant
    Filed: July 3, 2015
    Date of Patent: December 3, 2019
    Assignee: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Sheng Xu, Huacheng Song, Shujun Tian, Shiqiang Shan
  • Publication number: 20190352833
    Abstract: A washing machine balancing ring comprises a balancing ring body (2), wherein a ring-shaped rib (4) is arranged in the periphery of the balancing ring body (2), the balancing ring body (2) is connected to the ring-shaped rib (4), and multiple drainage holes (5) are disposed between the balancing ring body (2) and the ring-shaped rib (4). The ring-shaped rib (4) is connected to the balancing ring body (2) through a connecting structure, and the connecting structure is provided with multiple drainage holes (5). A washing machine inner tub provided with the washing machine balancing ring is also disclosed, wherein the balancing ring is mounted on the opening of the tub body (1), the ring-shaped rib (4) is fixedly connected to the upper end of the tub body (1), and the tub body (1) and the tub bottom (3) are each of a sealed structure.
    Type: Application
    Filed: October 10, 2017
    Publication date: November 21, 2019
    Applicant: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Peishi LV, Gangjin ZHANG, Yun TIAN, Chunxia ZHOU, Guangfu GONG
  • Patent number: 10480114
    Abstract: A drum washing machine, including: a driving part, capable of operating in a uniaxial driving form and a biaxial driving form; a heater configured to heat water stored in the outer drum for washing; and a control part which at least performs washing operation of a first washing mode and a second washing mode. In a washing process of the first washing mode, the control part enables the driving part to operate in the uniaxial driving form and also enables the heater to operate. Further, in a washing process of the second washing mode, the control part enables the driving part to operate in the biaxial driving form and also enables the heater to operate in such a manner that heat applied to the water is reduced compared with the first washing mode.
    Type: Grant
    Filed: July 7, 2016
    Date of Patent: November 19, 2019
    Assignees: HAIER ASIA CO., LTD., QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Shigeharu Nakamoto, Hiromi Hirota, Harumi Takeuchi, Takahiro Tsuji, Satoshi Hirose, Masanori Yoneda