US 12,292,361 B2
Layered interception contaminated soil sampling apparatus
Jinlin Jiang, Nanjing (CN); Yufeng Xie, Nanjing (CN); Shang Gao, Nanjing (CN); Yang Guo, Nanjing (CN); Jiaqi Shi, Nanjing (CN); Tao Long, Nanjing (CN); and Renbing Liu, Nanjing (CN)
Assigned to NANJING INSTITUTE OF ENVIRONMENTAL SCIENCES, MINISTRY OF ECOLOGY AND ENVIRONMENT, Nanjing (CN)
Filed by Nanjing Institute of Environmental Sciences, Ministry of Ecology and Environment, Nanjing (CN)
Filed on Jun. 12, 2024, as Appl. No. 18/740,969.
Claims priority of application No. 202310742082.6 (CN), filed on Jun. 21, 2023.
Prior Publication US 2024/0426712 A1, Dec. 26, 2024
Int. Cl. G01N 1/08 (2006.01)
CPC G01N 1/08 (2013.01) 3 Claims
OG exemplary drawing
 
1. A layered interception contaminated soil sampling apparatus, comprising a fixed bracket and a lifting platform, the lifting platform being arranged on the top of the fixed bracket and fixedly connected to the fixed bracket, wherein the layered interception contaminated soil sampling apparatus further comprises:
a sample taking apparatus, arranged below the lifting platform, the top of the sample taking apparatus being fixedly connected to a movable end of the lifting platform, the sample taking apparatus being used to take a soil sample;
a storage apparatus, arranged inside the fixed bracket, the storage apparatus being fixedly connected to the inside of the fixed bracket and used to store a sample taking device and samples taken; and
a fixed base, arranged at the bottom of the fixed bracket and fixedly connected to the fixed bracket, the fixed base being used to place the fixed bracket on the ground;
the sample taking apparatus comprises a sample taking tube, wherein connecting struts are fixedly connected to both sides of the top of the sample taking tube, a rotating block is fixedly connected to the ends of the connecting struts that are away from the sample taking tube, a drive shaft of a drive motor is fixedly connected to the center of the side of the rotating block that is away from the connecting struts, a telescopic push rod is fixedly connected to the bottom center of the rotating block, a mounting base is fixedly connected to the bottom of the telescopic push rod, and a drill bit is fixedly connected to the bottom of the mounting base through a fixing buckle;
the storage apparatus comprises an annular storage box, wherein storage tanks are defined on the side of the annular storage box, layered sample taking tubes are slidingly connected to the inner walls of the storage tanks, buckle grooves are defined at the tops of the layered sample taking tubes, elastic telescopic rods are fixedly connected to one sides of the inner walls of the storage tanks, push blocks are fixedly connected to moveable ends of the elastic telescopic rods, an annular baffle is rotationally connected to the inner sidewall of the annular storage box through a bearing ring, and the annular baffle is defined with a pick-and-place opening that matches with the storage tanks;
the fixed base comprises a fixed ring, wherein lifting rods penetrate through and are fixedly connected to the fixed ring, an insert rod is fixedly connected to the bottom of each lifting rod, small push rods are rotationally connected to both sides of each insert rod, inverted hook rods are rotationally connected to both sides of the bottom of each insert rod, and a triangular insert block is fixedly connected to the bottom of each insert rod; and
the top of the fixed ring is fixedly connected to the bottom of the fixed bracket, a plurality of sets of the lifting rods are provided and evenly distributed at the bottom of the fixed ring, and the ends of the small push rods that are away from the insert rods are rotationally connected to the sides of the inverted hook rods.