Patents by Inventor Zhenqi Weng

Zhenqi Weng 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: 11761943
    Abstract: Disclosed is a confining pressure-adjustable test and observation system for soil deformation features during vacuum preloading. The system includes a soil vacuum consolidation system, a vacuum drive system, a confining pressure system and a monitoring system; where the soil vacuum consolidation system includes a model box filled with test soil, the confining pressure system is arranged in the model box, two sides of the model box are provided with slide plates, and the slide plates on two sides are provided with expansion control cavities at two side ends of the model box correspondingly, and a corrugated air bag is arranged in the expansion control cavity and is connected to an external air pump and an air bag air pressure control device through a pipeline; the test soil in the model box is covered with geotextile, and the geotextile is covered with a vacuum film.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: September 19, 2023
    Assignee: Zhejiang University of Technology
    Inventors: Honglei Sun, Zili He, Jingling Lu, Zhenqi Weng, Jian Wu, Shao Yang, Wanjie Wang
  • Publication number: 20230159366
    Abstract: A novel geotextile tube type sludge dehydration device combined with vacuum preloading including a geotextile tube for filling sludge, a pump drainage mechanism, vacuum tubes and a vacuum pump, where the geotextile tube is divided into top cloth and bottom cloth, a slurry filling inlet is provided on the top cloth, and the top cloth and the bottom cloth are sewn by means of a portable rechargeable bag sewing machine; and the pump drainage mechanism is arranged in the geotextile tube, is connected to the vacuum pump by means of the vacuum tubes, and includes a drainage plate and a hand connector, the drainage plate being inserted into the hand connector, the hand connector is connected to the vacuum tubes, and is fixed by hoops, and the vacuum tubes pass through flange piece ports on the geotextile tube, to be connected to the vacuum pump.
    Type: Application
    Filed: October 17, 2022
    Publication date: May 25, 2023
    Applicant: Zhejiang University of Technology
    Inventors: Honglei Sun, Zhenqi Weng, Wanjie Wang