Patents by Inventor Lisun WANG

Lisun WANG 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: 12766450
    Abstract: The present application provides an air purification device and a control method. The air purification device includes a frame body, wherein one side of the frame body is provided with an air inlet and the other side is provided with an air outlet, and the frame body is used for accommodating a micro-electrostatic module and a charging mechanism; the micro-electrostatic module comprising a filter element, wherein the filter element comprises a plurality of air channels for air circulation, and the filter element is arranged near the air outlet; and the charging mechanism is located at one side of the filter element far from the air outlet, and comprising a plurality of electrode heads distributed on the surface of the filter element, so that the discharge area of the charging mechanism covers the whole filter element.
    Type: Grant
    Filed: January 7, 2025
    Date of Patent: October 20, 2026
    Inventors: Jianfeng Chen, Shanqing Meng, Lisun Wang, Kui Cai, Shidan Long
  • Patent number: 12758983
    Abstract: An electrostatic charging device and an assembly method thereof, the electrostatic charging device includes a frame body, at least one first accommodating groove arranged inside the frame body, an electrode body arranged inside the at least one first accommodating groove and arranged along a length direction of the at least one first accommodating groove, and a plurality of electrode heads penetrating through a wall of the at least one first accommodating groove and connected with the electrode body; the plurality of electrode heads are arranged along the electrode body at intervals, such that a discharging area covers a whole of an interior of the frame body; the electrode body and a connector configured to connect the plurality of electrode heads and the electrode body are both sealed in the at least one first accommodating groove.
    Type: Grant
    Filed: January 8, 2025
    Date of Patent: October 13, 2026
    Inventors: Shidan Long, Shanqing Meng, Lisun Wang, Kui Cai
  • Publication number: 20250375727
    Abstract: The present application provides an air purification device and a control method. The air purification device includes a frame body, wherein one side of the frame body is provided with an air inlet and the other side is provided with an air outlet, and the frame body is used for accommodating a micro-electrostatic module and a charging mechanism; the micro-electrostatic module comprising a filter element, wherein the filter element comprises a plurality of air channels for air circulation, and the filter element is arranged near the air outlet; and the charging mechanism is located at one side of the filter element far from the air outlet, and comprising a plurality of electrode heads distributed on the surface of the filter element, so that the discharge area of the charging mechanism covers the whole filter element.
    Type: Application
    Filed: January 7, 2025
    Publication date: December 11, 2025
    Inventors: Jianfeng CHEN, Shanqing MENG, Lisun WANG, Kui CAI, Shidan LONG
  • Publication number: 20250375773
    Abstract: An electrostatic charging device and an assembly method thereof, the electrostatic charging device includes a frame body, at least one first accommodating groove arranged inside the frame body, an electrode body arranged inside the at least one first accommodating groove and arranged along a length direction of the at least one first accommodating groove, and a plurality of electrode heads penetrating through a wall of the at least one first accommodating groove and connected with the electrode body; the plurality of electrode heads are arranged along the electrode body at intervals, such that a discharging area covers a whole of an interior of the frame body; the electrode body and a connector configured to connect the plurality of electrode heads and the electrode body are both sealed in the at least one first accommodating groove.
    Type: Application
    Filed: January 8, 2025
    Publication date: December 11, 2025
    Inventors: Shidan LONG, Shanqing MENG, Lisun WANG, Kui CAI
  • Publication number: 20250375775
    Abstract: The present application provides an ultra-thin micro-electrostatic module and a production method. The ultra-thin micro-electrostatic module includes a micro-electrostatic module core, wherein the micro-electrostatic module core comprises a plurality of air channels for air circulation and is provided with a fixing groove; a frame body comprising a plurality of frames arranged corresponding to the micro-electrostatic module core, wherein the micro-electrostatic module core is accommodated in the frame body; and a fixing component, wherein the fixing component is embedded in the fixing groove, and is connected with the frame body and the micro-electrostatic module core to fix the micro-electrostatic module core. The ultra-thin micro-electrostatic module in the present application solves the technical problem that the outer frame of the micro-electrostatic module occupies the size in the thickness direction, resulting in the loss of purification efficiency and dust holding capacity.
    Type: Application
    Filed: January 8, 2025
    Publication date: December 11, 2025
    Inventors: Shanqing MENG, Lisun WANG, Shidan LONG
  • Publication number: 20250289005
    Abstract: The present invention relates to a vortex electric field purification device and a design method therefor, belonging to the technical field of air purification. The vortex electric field purification device includes a frame, where a dust collection area and an ionization area are arranged inside the frame in parallel, both the dust collection area and the ionization area include a plurality of polar plates parallel to each other and arranged at intervals, the first direction is parallel to a direction from an air inlet side of the purification device to a leeward side of the purification device, and the second direction is perpendicular to the first direction. The vortex electric field purification device can avoid the phenomenon of ignition or arcing of the ionization area and the dust collection area, has high reliability, and is economical and durable.
    Type: Application
    Filed: January 9, 2025
    Publication date: September 18, 2025
    Inventors: Kui CAI, Shanqing MENG, Shidan LONG, Lisun WANG
  • Publication number: 20250222468
    Abstract: The present invention relates to a dust collection plate and a purification device, and belongs to the technical field of air purification. The dust collection plate includes a body, where the body includes a rigid insulation layer and a conductive layer, the conductive layer is located on an upper surface and a lower surface of the rigid insulation layer, and a plurality of fixed mounting positions are provided on an edge of the body in a length direction thereof. According to the present invention, the technical problems of short service life caused by the use of a metal pole plate in the existing technology, the influence on the purification efficiency due to tip discharge, large weight, high material cost as well as high transportation cost can be solved.
    Type: Application
    Filed: January 7, 2025
    Publication date: July 10, 2025
    Inventors: Shidan LONG, Shanqing MENG, Lisun WANG
  • Publication number: 20250196161
    Abstract: The present invention relates to an electrode plate, and a purification and dust removal device, and belongs to the technical field of air purification. The electrode plate includes a body, the body includes a conductive layer located inside a semiconductor layer, an edge of the body is provided with a plurality of fixed mounting positions and a plurality of avoiding ports in a length direction thereof, the body further includes an insulation layer, the semiconductor layer is arranged on two sides of the insulation layer, and the conductive layer is located inside the semiconductor layer. According to the present invention, the technical problem in the prior art that a dust thin layer formed on a dust collection surface generates a back corona phenomenon, thereby repelling the capture of particulate matters and affecting the purification efficiency of the purification and dust removal device can be solved.
    Type: Application
    Filed: January 7, 2025
    Publication date: June 19, 2025
    Inventors: Shanqing MENG, Lisun WANG, Shidan LONG
  • Publication number: 20250196160
    Abstract: The present invention relates to a production process for an electrostatic dust removal device, and belongs to the technical field of air purification. The production process includes the following steps: S100: sequentially and alternately placing dust collection plates and spacers to form a mold core; S300: mounting fixed separators along fixed positions reserved on the dust collection plates, and dismantling the spacers; and S500: mounting an electric conductor at an end portion of the mold core, and performing insulation treatment on the end portion of the mold core through an insulation adhesive. According to the present invention, the technical problems of low production efficiency and increased input cost due to a tedious production process in the prior art can be solved.
    Type: Application
    Filed: January 7, 2025
    Publication date: June 19, 2025
    Inventors: Shanqing MENG, Lisun WANG, Shidan LONG