Detecting rod for multi-point layered grain conditions

摘要: The invention discloses a detecting rod for multi-point layered grain conditions. the conditions includes hollow insert attracting pipe and an insertdrawing pipe, wherein holes are formed in wall of pipe. further upper folding traction block, collecting machine lower located arranged from top to bottom sequence. outer walls attached inner Gaps reserved between end surface block machine. correspondingly connected with A drive device is on used driving slides axial direction single degree freedom mode. conditionscan not only detect fixed point space region granary, but also can at different depths bulk point.