| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a flow rate variable nozzle and a combustion apparatus which can adjust an amount of fuel injected from an injection nozzle at multiple levels without complicating piping. <P>SOLUTION: The flow rate variable nozzle 1 includes a nozzle body 10 having a hollow portion 11, a swirl chip 20 which has a plurality of slewing slots 25 extending from a peripheral surface of a chip body 23 to a central hole 24 and is inserted in the hollow portion 11 so as to be located on the front end of a nozzle body 10, a shaft 40 which is formed into a bar-like shape having a diameter almost equal to a diameter of the central hole 24 and is inserted in the hollow portion 11 with the swirl chip 20 arranged therein so as to reciprocate in the central hole 24 in the axial direction of the chip body 23, and a drive mechanism 50 which reciprocates the shaft 40. <P>COPYRIGHT: (C)2013,JPO&INPIT |
