JP2002267582A5 - - Google Patents

Claims (7)

It is composed of a cylinder having an inlet for the soil to be inspected above, a track spirally provided on the inner peripheral wall thereof, and a vibration generator for generating an upward feed vibration in the track of the cylinder, In the soil preparation device for crushing the soil to be inspected by moving the crusher while vibrating on the track together with the soil to be inspected by driving the vibration generator, a plurality of crushers are permanently placed in the cylinder, A second crushing means is provided at the upper end of the truck, and the second crushing means is used for at least one pair of crushing rotations that support and rotates the soil to be inspected sent from the truck. A soil preparation device comprising a prismatic body, the prismatic body being elastically pressed in a facing direction and provided so as to be able to be separated.   2. The soil preparation apparatus according to claim 1, wherein the second pulverizing means is provided at a position where it can receive the soil to be inspected that has passed through the surface without being sieved by a sieve provided at the upper end of the track.   2. The soil preparation apparatus according to claim 1, wherein the prismatic body is pivotally supported at right angles to the traveling direction of the soil to be inspected.   The soil preparation according to claim 1, wherein the prismatic body is provided so as to change the rotation phase of the corner at a predetermined height and to rotate by rotating the corner of the peripheral wall during the rotation. apparatus   2. The soil preparation device according to claim 1, wherein the prismatic body rotates without leaving a predetermined gap. At least one pair prismatic body for crushed the pivotally supported horizontally, is composed of a fixed blanket attached to the transport path and the like of the test soil, the prismatic body is receivable during the inspection the soil to be sent to rotate in axially supported, also characterized in that is provided to be and is repression paired direction direction distraction crusher device It has a crushing device that crushes the soil to be inspected supplied from the inlet of the hopper that stores the soil to be inspected with a pair of crushing rollers, and this is equipped with a fluid section with an appropriate inclination angle. The soil preparation device is characterized in that there is a mesh that distributes the pulverized soil to be inspected by vibrations in the sieve part, and the soil that has passed through the mesh is dropped and collected as sample soil