Title:
DEVICE FOR CLEANING INSIDE OF STORAGE TANK
Document Type and Number:
Japanese Patent JPH1190278
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To efficiently remove not only dirt on the inside wall surface of a storage tank but also dirt in a retention part by arranging the first cleaning means which can change the spray direction of fluid optionally and the second cleaning means which can not change the spray direction optionally in the storage tank. SOLUTION: A base 3 is fixed vertically on the ceiling 41 of a water receiving tank 4 as an angular storage tank, on the side of the main body 32 of the base 3, two units of the first nozzle 1 which is the first cleaning means which can change the spray direction of cleaning liquid are fitted loosely to be opposite to each other. A flexible tube 13 is attached to the end of the horizontal tube 12 of the first nozzle 1, and a one-point convergence nozzle 11 is fixed to the end of the tube 13. Besides, the second nozzle 2 which is the second cleaning means which can change the fluid spray direction optionally around the axis of the base main body 32 and rotates horizontally is attached to the lower end of main body 32. Accordingly, dirt in a retention part such as a inside wall surface, a corner part, and a bottom surface can be removed efficiently.
Inventors:
NOGAMI HIROSHI
Application Number:
JP25479697A
Publication Date:
April 06, 1999
Filing Date:
September 19, 1997
Export Citation:
Assignee:
NIKKISO CO LTD
International Classes:
B05B3/06; (IPC1-7): B05B3/06
Attorney, Agent or Firm:
Naoki Fukumura
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