Undisturbed soil sample sampling device for ball valve type deposited soil

• Main Authors: YOU XINHUA, SONG FUYUAN, YANG CHUNYING
• Format: Patent
• Language: English
• Published: 22.04.2015
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model discloses an undisturbed soil sample sampling device for ball valve type deposited soil. The undisturbed soil sample sampling device comprises a handle, a rotating shaft, a counterweight bearing platform, a pipe shoe, an opening and closing blade, a seal plate and at least one extension rod, wherein the handle is movably connected with the upper end of the rotating shaft, the lower end of the rotating shaft is fixedly connected with the upper end of the extension rod, the lower end of the extension rod is connected with the counterweight bearing platform, the pipe shoe is connected below the counterweight bearing platform, and has a hollow cylindrical cavity structure, a ball valve is arranged on the inner upper end of the pipe shoe, a water flow channel communicated with the outside is arranged above the ball valve, the opening and closing blade is arranged on the lower end inside the pipe shoe, a lower opening of the pipe shoe is connected with the seal plate through a movable connecting piece, and one end of a traction rope is fixed on the edge of the seal plate and at the position relative to the movable connecting piece. The device is simple in structure, convenient to disassemble, and easy to carry, the original character of the silt can be maintained, and the undisturbed soil sample sampling device is particularly applicable to sampling of higher river level and deep lake level.