Probe protection device capable of enabling static penetrometer to pass through hard soil layer

The invention relates to a probe protection device capable of enabling a static penetrometer to pass through a hard soil layer, the probe protection device comprises a lifting structure and an opening and closing structure, the lifting structure comprises a protection side arm (2), an upper electrom...

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Bibliographic Details
Main Authors LI YIQUN, XU JINGMING, YANG GANG, JIANG YUXUAN, LI QINGZHUO, GARRY
Format Patent
LanguageChinese
English
Published 24.06.2022
Subjects
EMBANKMENTS
EXCAVATIONS
FIXED CONSTRUCTIONS
FOUNDATIONS
HYDRAULIC ENGINEERING
SOIL SHIFTING
UNDERGROUND OR UNDERWATER STRUCTURES
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Summary:The invention relates to a probe protection device capable of enabling a static penetrometer to pass through a hard soil layer, the probe protection device comprises a lifting structure and an opening and closing structure, the lifting structure comprises a protection side arm (2), an upper electromagnet (5) and a lower electromagnet (7); the opening and closing structure comprises a protection claw (4) and an elastic rotating shaft (8) which can be encircled together; the lifting structure and the opening and closing structure are connected through an elastic rotating shaft (8), and the elastic rotating shaft (8) also controls opening and closing of the four protection claws (4). The inner sides of the protection side arms (2) are matched with the outer wall of a static sounding probe rod (9) to be protected; a sliding groove (6) is formed in the inner side of the protection side arm (2), and the upper electromagnet (5) and the lower electromagnet (7) are fixed to the upper portion and the lower portion of t
Bibliography:Application Number: CN202210246282