| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a washer capable of securely and safely removing harmful material which is attached and deposited on the surface of a chimney internal cylinder in the dismantling operation of waste incinerating facilities. <P>SOLUTION: The washer for a chimney internal cylinder wall surface is provided with: a device main body 11 suspended in the internal cylinder space 3 nearly coaxially with the center of the plane cross section of the internal cylinder space 3 of a chimney; a support link arm 20 and a washing link arm 30 which are disposed on the upper and lower stages, the ends of which are supported on a side part of the device main body 11 and the link lengths of which are changeable in accordance with the diameter of the internal cylinder space 3. In the washing operation, the support link arm 20 and the washing link arm 30 are synchronized in such a manner that the joints of the respective link arms are bent, the arms are opened and closed and the whole device is supported on the internal cylinder wall surface 2a by means of the tip of the support link arm 20. High pressure water H is ejected from a high pressure water ejecting part 50 disposed on the tip of the washing link arm 30 and incineration ash attached to the internal cylinder wall surface 2a is washed and removed. <P>COPYRIGHT: (C)2004,JPO</p> |
