Patents by Inventor Huacheng Song

Huacheng Song has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11053634
    Abstract: A method for regulating a quantity of a condensing medium according to change in air temperature at an outlet of a barrel of the dryer comprises the following steps: Step 1, Starting drying, detecting an air temperature at the outlet of a barrel of a dryer, and determining that the air temperature at the outlet of the barrel reaches a set temperature; Step 2, calculating the time value from the start of drying to the temperature at the outlet of the barrel reaching the set temperature; Step 3, determining the supplying tempo of the condensing medium at least according to the time value calculated in step 2; and Step 4, supplying the condensing medium with the supplying tempo of the condensing medium determined in step 3.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: July 6, 2021
    Assignee: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.
    Inventors: Huacheng Song, Sheng Xu, Shujun Tian, Yonghong Xu, Lijun Zhang
  • Publication number: 20210102330
    Abstract: A laundry treatment agent storage and dispensing device comprises a storage device and a dispensing device which are integrally arranged. A storage cavity or box stores laundry treatment agent. The dispensing device has a hollow cavity, and a flexible separator is hermetically installed in the hollow cavity to divide the hollow cavity into a water inlet cavity and a liquid storage cavity. The liquid storage cavity has a liquid inlet end and a liquid outlet end; the liquid inlet end communicates with the storage cavity or box. Inlet water of the washing machine flows into/out of the water inlet cavity, the flexible separator is squeezed to deform towards the liquid storage cavity to enable the laundry treatment agent accommodated in the liquid storage cavity to be discharged through the liquid outlet end. The laundry treatment agent is stored and automatically dispensed by the storage device and the dispensing device.
    Type: Application
    Filed: December 5, 2018
    Publication date: April 8, 2021
    Applicants: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD., HAIER SMART HOME CO., LTD.
    Inventors: Zhiqiang ZHAO, Peishi LV, Sheng XU, Yujing XING, Huacheng SONG
  • Publication number: 20210079583
    Abstract: A lifting device and a washing machine to resolve difficulty moving a washing machine. The device includes a driving device, a connection rod, a first lever, a second lever and support legs, where the driving device is on the bottom of a washing machine body; the support legs are arranged at the bottom of the body; the driving device is connected to a first end of the first lever and to a first end of the second lever in a driving manner, by the connection rod; a second end of the first lever is connected to one of the support legs, and a pivoting end of the first lever is connected to the washing machine body; and a second end of the second lever is connected to one of the support legs, and a pivoting end of the second lever is connected to the washing machine body.
    Type: Application
    Filed: November 7, 2018
    Publication date: March 18, 2021
    Applicants: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD., Haier Smart Home Co., Ltd.
    Inventors: Shiqiang SHAN, Huacheng SONG, Sheng XU, Peishi LV
  • Patent number: 10920360
    Abstract: A support for washing machine with automatic leveling function comprises a sheath; a regulating mechanism arranged inside the sheath in an axial movable manner, whose circumferential rotation is limited by the sheath; and a flexible body inside the regulating mechanism for accommodating a hydraulic medium. The flexible body comprises a telescopic end which acts on the regulating mechanism, the telescopic end expands and contracts under an action of the hydraulic medium and drives the regulating mechanism to move axially for automatic leveling. Based on the hydraulic principle, the support can perform adaptive regulation automatically by means of the fluidity of the hydraulic medium of different pressures. Moreover, the structures of the regulating mechanism and the sheath are designed to avoid that the automatic leveling for washing machine is influenced by the regulating mechanism's rotation in inside the sheath. Thus, the automatic leveling effect is ensured.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: February 16, 2021
    Assignees: QINGDAO HAIER WASHING MACHINE CO., LTD., QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD.
    Inventors: Zhiqiang Zhao, Sheng Xu, Huacheng Song, Wenbing Xu
  • Publication number: 20200340165
    Abstract: A lifting device and a washing machine having same that resolves difficulty moving existing washing machines. The lifting device includes a driving device, a first lever, a second lever and support feet; the driving device is provided at the bottom of a washing machine body; the support feet are movably provided, in a vertical direction, at the bottom of the body; a first end of the first lever is pivotally connected to the driving device, a second end of the first lever is pivotally connected to one support foot, and a pivoting end of the first lever is pivotally connected to the body; a first end of the second lever is pivotally connected to the driving device, a second end of the second lever is pivotally connected to one support foot, and a pivoting end of the second lever is pivotally connected to the body.
    Type: Application
    Filed: November 7, 2018
    Publication date: October 29, 2020
    Applicants: QINGDAO JIAONAN HAIER WASHING MACHINE CO., LTD., Haier Smart Home Co., Ltd.
    Inventors: Kai LIU, Sheng XU, Huacheng SONG, Shiqiang SHAN, Peishi LV
  • Patent number: 10745843
    Abstract: A door at the front opening of a drum washing machine has an inner and outer double-layer structure. The inner door is hinged with the case of the washing machine to partially open/close the front opening. An opening is provided at an upper part of the inner door, and the outer door is hinged with the inner door to open/close the opening at the upper part of the inner door. The inner door and the outer door cooperate to fully open/close the front opening of the case. If the user wants to add laundry or detergent to the washing machine during the washing process, the water inside the washing machine does not need to be completely discharged before the door is open. Laundry or detergent can be added to the washing machine through the inner door upper part opening.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: August 18, 2020
    Assignee: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.
    Inventors: Sheng Xu, Yanfen Lv, Huacheng Song
  • Patent number: 10745850
    Abstract: The bottom of a household appliance is provided with leveling feet. The leveling foot comprises a fixed part and a movable part, and a hollow chamber is formed between the fixed part and the movable part. The hollow chamber is provided with a hydraulic medium. Under the action of pressure, the hydraulic medium can be circulated in the hollow chamber inside the leveling foot and/or the hollow chamber between leveling feet to realize the expansion and contraction of the movable part, to execute automatic leveling. The leveling device of a household appliance of the present disclosure, according to the hydraulic principle, is provided with a hydraulic medium in the leveling foot. Under different pressures, the leveling foot is made to automatically adjust adaptively due to the fluidity of the hydraulic medium.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: August 18, 2020
    Assignees: QINGDAO HAIER WASHING MACHINE CO., LTD., QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD.
    Inventors: Zhiqiang Zhao, Sheng Xu, Huacheng Song, Peiqiang He
  • Publication number: 20200232141
    Abstract: An impeller-type washing machine comprises a box body, an outer tub and an inner tub, the outer tub is arranged in the box body, the inner tub is installed in the outer tub, an upper part of the outer tub is fixedly connected with the box body, a damping device configured to reduce vibration of the outer tub is arranged below the outer tub in the box body, an upper edge of the outer tub is fixedly connected with an upper part of the box body, and there is a space between a side wall of the outer tub and an inner wall of the box body. A space between the outer tub and the box body is reduced, and effective washing volume of a washing machine is increased; meanwhile, vibration of a washing machine is reduced, and a better damping effect is achieved.
    Type: Application
    Filed: January 20, 2018
    Publication date: July 23, 2020
    Applicant: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Sheng XU, Yanfen LV, Huacheng SONG
  • Publication number: 20200173095
    Abstract: A support for washing machine with automatic leveling function comprises a sheath; a regulating mechanism arranged inside the sheath in an axial movable manner, whose circumferential rotation is limited by the sheath; and a flexible body inside the regulating mechanism for accommodating a hydraulic medium. The flexible body comprises a telescopic end which acts on the regulating mechanism, the telescopic end expands and contracts under an action of the hydraulic medium and drives the regulating mechanism to move axially for automatic leveling. Based on the hydraulic principle, the support can perform adaptive regulation automatically by means of the fluidity of the hydraulic medium of different pressures. Moreover, the structures of the regulating mechanism and the sheath are designed to avoid that the automatic leveling for washing machine is influenced by the regulating mechanism's rotation in inside the sheath. Thus, the automatic leveling effect is ensured.
    Type: Application
    Filed: June 29, 2017
    Publication date: June 4, 2020
    Applicants: QINGDAO HAIER WASHING MACHINE CO., LTD., QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD.
    Inventors: Zhiqiang ZHAO, Sheng XU, Huacheng SONG, Wenbing XU
  • Patent number: 10662573
    Abstract: A vented heat pump dryer, comprising: an outer drum, an air-intake drying air duct and an air-exhaust drying air duct for allowing communicating the outer drum with outside respectively. The dryer is also provided with a heat pump system. A condenser of the heat pump system is arranged in the air-intake drying air duct, and an evaporator is arranged in the air-exhaust drying air duct. The air-exhaust drying air duct comprises at least two branches capable of being controlled to open and close. Each branch is provided with a corresponding evaporator. At different drying stage, the dryer makes exhaust air stream flow through different branches independently or at the same time, so that can adjust the working states of the heat pump reasonably and increase the drying efficiency of the dryer.
    Type: Grant
    Filed: August 9, 2016
    Date of Patent: May 26, 2020
    Assignee: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.
    Inventors: Sheng Xu, Huacheng Song, Shujun Tian, Shiqiang Shan
  • Patent number: 10633784
    Abstract: A heat pump clothes dryer comprising a circulating air path consisting of a drying drum and a drying air path for circularly flowing drying air; and a heat pump system consisting of an evaporator, a throttling device, a condenser and a compressor successively connected end to end for circularly flowing a refrigerant medium. The condenser and the evaporator are disposed on the drying air path, and perform heat exchange with the drying air. The compressor has independent suction compression chambers, each suction compression chamber being switchably connected in series or in parallel. When the dryer starts drying in a low-temperature environment, the suction compression chambers of the compressor operate in a parallel state, so that the air displacement of the compressor is increased to improve the flowing activity of the refrigerant medium in the heat pump system, so as to avoid occurrence of frosting of the evaporator.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: April 28, 2020
    Assignee: QINGDAO JIAONAN HAIER WASHING MACHINE CO., LTD.
    Inventors: Peishi Lv, Sheng Xu, Huacheng Song, Shiqiang Shan
  • Patent number: 10604885
    Abstract: A filter system with self-cleaning function and a clothes dryer using the filter system, wherein the filter system comprises a shell 5 with an air inlet 12 and an air outlet 13, a filter system screen 7, a cleaning unit 3, a driving device and a lint collection drawer 8, wherein the driving device includes a drive motor 1 disposed on the outer wall of the shell 5 and a screw rod 2 disposed inside the shell 5, the output shaft of the drive motor 1 passes through the small hole I 14 opened on the shell 5 and extends inside the shell; one end of the screw rod 2 is engaged with the output shaft of the drive motor 1 and the other end of the screw rod 2 is mounted inside the small hole II 15 opened on the wall of the shell 5 opposite to the output shaft of the drive motor.
    Type: Grant
    Filed: November 27, 2015
    Date of Patent: March 31, 2020
    Assignee: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Peishi Lv, Sheng Xu, Huacheng Song, Shiqiang Shan
  • Publication number: 20200087834
    Abstract: A drum washing machine and a control method for opening a door of the drum washing machine during running are provided. The control method comprises the following steps: S1, receiving a door opening instruction sent by a user; S2, judging whether a water level at a front end of a drum assembly of the drum washing machine satisfies a condition of opening the door, if yes, entering step S4, if no, entering step S3; S3, tilting the drum assembly with a tilting mechanism, and then returning to step S2; and S4, unlocking a door lock. Through a manner of lifting a front end of the drum assembly, the operation of opening the door during running is realized. In this way, the original parts of the washing machine do not need to be changed.
    Type: Application
    Filed: December 19, 2017
    Publication date: March 19, 2020
    Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.
    Inventors: Yanfen LV, Sheng XU, Huacheng SONG
  • Patent number: 10570557
    Abstract: A clothes dryer comprises an inner drum, an outer drum, an air heating and supplying means and an air duct, and at least two air chambers each in communication with the air duct. The air chambers are respectively arranged corresponding to two sides along which clothes rise or fall as the inner drum rotates, the air chamber at one side starts supplying air and the air chamber at the other side stops supplying air according to a rotation direction of the inner drum, all air chambers are distributed in the order of front and rear of the outer drum in an axial direction, and the rotation direction of the inner drum is controlled according to the distribution of the air chambers, such that air is supplied in different positions corresponding to the front part and the rear part of the inner drum at different clothes drying stages, in order to dry clothes.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: February 25, 2020
    Assignee: QINGDAO HAIER DRUM WASHING MACHINES CO., LTD.
    Inventors: Peishi Lv, Sheng Xu, Huacheng Song, Junming Yin
  • 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: 20190309461
    Abstract: A washing machine comprises an inner drum, wherein a drum bottom of the inner drum is installed with an inner drum bottom cover, and the inner drum bottom cover is in sealed connection with the drum bottom of the inner drum to form a sealed space. Such a setting avoids problems of breeding of bacteria and generation of smudge caused when washing water enters the inner drum bottom cover and is deposited in a chamber formed between the inner drum bottom cover and the drum bottom of the inner drum in a process of washing clothes by a washing machine.
    Type: Application
    Filed: December 7, 2017
    Publication date: October 10, 2019
    Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.
    Inventors: Huacheng SONG, Sheng XU, Yanfen LV
  • Patent number: 10415177
    Abstract: The heat pump system and the electrical heating system of a clothes dryer are controlled to work cooperatively, thus allowing the clothes dryer to at least comprise a fast mode in which the electrical heating pipe of the heating system is turned on after the compressor of the heat pump system is turned on and operated stably. Air about to enter the clothes drying drum is controlled to be firstly heated by the condenser of the heat pump system and further heated by the electrical heating pipe, and then to enter the clothes drying drum, and the load of the heat pump system is reduced in an auxiliary condensing manner, when the load of the heat pump system is close to the maximum load. Therefore, simultaneous working of the electrical heating system and the heat pump system is ensured, and the clothes drying speed is improved.
    Type: Grant
    Filed: July 3, 2015
    Date of Patent: September 17, 2019
    Assignee: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Sheng Xu, Huacheng Song, Shujun Tian, Shiqiang Shan
  • Publication number: 20190276970
    Abstract: A inner drum tripod, comprising a body for connecting with an inner drum of a washing machine, one side surface of the body faces the inner drum and the other side surface faces back to the inner drum, the part on the body in contact with the inner drum is provided with sealing structure preventing washing water from entering the gap space between the body and the inner drum of the washing machine. A drum washing machine includes an inner drum of the washing machine, the bottom of the inner drum of the washing machine is provided with an installation structure matched with the inner drum tripod, the tripod is fixed and installed at the bottom of the inner drum, and the sealing structure on the tripod contacts with the surface of the inner drum to form a closed connection.
    Type: Application
    Filed: November 17, 2017
    Publication date: September 12, 2019
    Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.
    Inventors: Sheng XU, Yanfen LV, Huacheng SONG, Fei Yang
  • Publication number: 20190177906
    Abstract: A method for regulating a quantity of a condensing medium according to change in air temperature at an outlet of a barrel of the dryer comprises the following steps: Step 1, Starting drying, detecting an air temperature at the outlet of a barrel of a dryer, and determining that the air temperature at the outlet of the barrel reaches a set temperature; Step 2, calculating the time value from the start of drying to the temperature at the outlet of the barrel reaching the set temperature; Step 3, determining the supplying tempo of the condensing medium at least according to the time value calculated in step 2; and Step 4, supplying the condensing medium with the supplying tempo of the condensing medium determined in step 3.
    Type: Application
    Filed: June 22, 2017
    Publication date: June 13, 2019
    Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.
    Inventors: Huacheng SONG, Sheng XU, Shujun TIAN, Yonghong XU, Lijun ZHANG
  • Publication number: 20190010650
    Abstract: A door at the front opening of a drum washing machine has an inner and outer double-layer structure. The inner door is hinged with the case of the washing machine to partially open/close the front opening. An opening is provided at an upper part of the inner door, and the outer door is hinged with the inner door to open/close the opening at the upper part of the inner door. The inner door and the outer door cooperate to fully open/close the front opening of the case. If the user wants to add laundry or detergent to the washing machine during the washing process, the water inside the washing machine does not need to be completely discharged before the door is open. Laundry or detergent can be added to the washing machine through the inner door upper part opening.
    Type: Application
    Filed: December 22, 2016
    Publication date: January 10, 2019
    Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.
    Inventors: Sheng XU, Yanfen LV, Huacheng Song