WATER PURIFICATION TANK HAVING A REINFORCED SANDWICH WALL STRUCTURE COMPOSED OF A STAINLESS INTERNAL PANEL, A STIFFENER, A CORRUGATED EXTERNAL PANEL AND AN INSULATION

摘要

PURPOSE: A water purification tank having a reinforced sandwich wall structure is provided to bear water pressure and earth pressure, to simplify construction for equipment, to have storage capacity for storing up a large quantity of water and to use sanitarily and semi-permanently. CONSTITUTION: The water purification tank having a reinforced sandwich wall structure composed of a wall and floor plates contains: internal panels(130) made with stainless steel having flange parts piled/welded to manufacture a wall on the base(190) in a reinforced sandwich wall structure; one or more stiffeners fixed to the inside of the flange parts; corrugated external panels(150) covering up the stiffeners and fixed to the outer sides of the internal panels(130); and a main body(100) fixing at least one fixture(170) and an anchor bolt coupled to the external panel(150) to the base(190). At least one band(160) is welded to cover up the external panel(150).