Soil sampler

• Main Authors: WAN JIALEI, HU HAO, ZHANG LICHAO, HE YUELING, DENG XIAOQUN, WU JIAHONG, XIONG WENJUAN, ZHU RUITING, SHI FENFEN, ZOU JIEWEN
• Format: Patent
• Language: Chinese; English
• Published: 15.01.2021
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model discloses a soil sampler which comprises a holding rod, a connecting rod and a sampling drill bit, the holding rod and the sampling drill bit are respectively arranged at two ends ofthe connecting rod, the sampling drill bit comprises a mounting plate, an inner pipe and an outer pipe, the inner pipe is vertically arranged on the lower end surface of the mounting plate, and an axial accommodating hole I is formed in the inner pipe; an axial clamping groove is formed in the outer pipe wall of the inner pipe, an axial second containing hole is formed in the outer pipe, and a clamping strip matched with the clamping groove is arranged on the hole wall of the second containing hole. Spiral blades are arranged on the outer pipe wall of the outer pipe; the outer pipe is made ofstainless steel, and a magnet ring attracted to the outer pipe is arranged on the lower end face of the mounting plate. Through the arrangement of the sampling drill bit comprising the outer pipe andthe inner pipe, after the