| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a painting device which unfailingly paints inner surfaces of main column materials of a steel pipe transmission line tower.SOLUTION: A painting device 1 paints an inner part of each main column material 102 of a steel tower which is formed by a hollow steel pipe and includes: a body 10 which may be inserted from a top part of the main column material 102 into the inner part; a hose 20 which is connected with the body 10, moves the body 10 in a vertical direction, and supplies a water based paint to the body 10; a shower part 50 which is provided below the body 10 and discharges the water based paint supplied from the hose 20 toward an inner surface of the main column material 102; and support legs 30 which are provided on a side part of the body 10, contact with the main column material 102, and support the body 10 so that the body 10 is positioned on a center axis of the main column material 102. The shower part 50 has multiple discharge ports 54a, 56a which face the inner surface of the main column material 102 and are arranged in an annular form. The water base paint is discharged from the discharge ports 54a, 56a.</p> |
