The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 19, 2023
Filed:
Jun. 29, 2022
Honglei Sun, Hangzhou, CN;
Zili He, Hangzhou, CN;
Jingling LU, Hangzhou, CN;
Zhenqi Weng, Hangzhou, CN;
Jian Wu, Hangzhou, CN;
Shao Yang, Hangzhou, CN;
Wanjie Wang, Hangzhou, CN;
Honglei Sun, Hangzhou, CN;
Zili He, Hangzhou, CN;
Jingling Lu, Hangzhou, CN;
Zhenqi Weng, Hangzhou, CN;
Jian Wu, Hangzhou, CN;
Shao Yang, Hangzhou, CN;
Wanjie Wang, Hangzhou, CN;
Zhejiang University of Technology, Hangzhou, CN;
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.