| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent damage and lowering of commercial value of a conveying object by high pressure pneumatic conveyance. <P>SOLUTION: The grain conveyance device is structured so that: one end of a cylindrical conveyance cylinder 1 is connected to an intake air part 3 of a blowing device 2, and the other end of the conveyance cylinder 1 is connected to an exhaust part 5 of the blowing device 2; one side of the conveyance cylinder 1 is formed into a suction air passage 4 for conveying the conveyance object by suction air to the intake air part 3, and the other side of the conveyance cylinder is formed into an exhaust air passage 6 for conveying the conveyance object by exhaust wind from the exhaust part 5 of the blowing device 2; a discharge part of a first stroke device and a supply part of a second stroke device are connected to the suction air passage 4, and a discharge part of the second stroke device and a supply part of a third stroke device are connected to the exhaust air passage 6; the conveyance object is conveyed from the first stroke device to the third stroke device; and the conveyance air of the exhaust air passage 6 separated from the conveyance object at the supply part of the third stroke device is returned to the suction air passage 4. <P>COPYRIGHT: (C)2007,JPO&INPIT |
