Pole Hole Soil Sampler

Abstract

A pole hole soil sampler, comprising a support frame and a spoon body; the support frame has a U-shaped structure, and the support frame comprises a fixed plate and connecting rods connected to both ends of the fixed plate; a shovel plate is provided on an upper part of the fixed plate along the length direction; the spoon body is rotatably provided inside the support frame; the front end of the spoon body is adapted to a bottom of the fixed plate; connecting pieces are provided in a middle of the front end of the spoon body; connecting holes that cooperate with the connecting pieces are provided in a middle lower part of the fixed plate; springs are provided at a bottom of the spoon body, and two ends of the springs extend to the outside of the spoon body and are connected to the connecting rods.

1 . A pole hole soil sampler, comprising a support frame and a spoon body;
 the support frame has a U-shaped structure, and the support frame comprises a fixed plate and connecting rods connected to both ends of the fixed plate; a shovel plate is provided on an upper part of the fixed plate along the length direction;   the spoon body is rotatably provided inside the support frame; front end of the spoon body is adapted to a bottom of the fixed plate; connecting pieces are provided in a middle of the front end of the spoon body; connecting holes that cooperate with the connecting pieces are provided in a middle lower part of the fixed plate.   
     
     
         2 . The pole hole soil sampler according to the  claim 1 , wherein the spoon body is a hollow structure with an open upper end, and the cross-section of the spoon body is triangular. 
     
     
         3 . The pole hole soil sampler according to the  claim 1 , wherein hook holes are provided on connecting rods; ends of springs matched with the hook holes. 
     
     
         4 . The pole hole soil sampler according to the  claim 1 , wherein the shovel plate is folded towards the side away from the connecting rods, and there is a certain angle between the shovel plate and the fixed plate. 
     
     
         5 . The pole hole soil sampler according to the  claim 1 , wherein through holes are provided on one end of the connecting rods away from the shovel plate.