SWIMMING POOL Russian patent published in 2009 - IPC E04H4/00 

FIELD: construction.

SUBSTANCE: invention is related to the field of construction of swimming pools. Swimming pool with application of film from polyvinylchloride as internal dampproof coating comprises sealed reservoir and overflow gutter arranged along its perimeter and used as water self-treatment system in process of pool enjoyment. Overflow gutter comprises bottom joined to reservoir wall, back wall and covers. Filtering mesh is provided inside overflow gutter, above which axle is installed with vanes and brushes fixed on it, overflow mat, filtering material and trays for dirt collection. Overflow gutter is equipped with supporting grid of drum type arranged as bent in the form of semi-circle, having solid lengthwise bridge that separates grid into two parts: inverted to pool reservoir, on the surface of which coarse water purification filtering mesh is installed, and the one inverted to overflow gutter back wall, where fine water purification filtering mesh is installed. Supporting grid has two horizontally installed shelves at the same level: shelf that rests against back wall of overflow gutter and fixed on it, and shelf, which supports overflow gutter cover. Lengthwise lath with two shelves are installed under lengthwise bridge of grid: horizontal shelf joined in shape with lengthwise bridge of grid and connected to it, which presses internal edge of overflow mat to filtering material, and shelf bent down by radius, which presses filtering material to upper edge of pool reservoir walls. Axle with vanes has water turbine wheel fixed to it that rotates axle with vanes. In order to supply pressurised water jet from reservoir to blades of water turbine wheel, nozzle is installed with tip on overflow gutter cover and connected to return line hose of water vacuum cleaner. Trays for dirt collection are installed on shelf of supporting grid. Upper wall of trays is equipped with visor-splitter bent downwards, edge of which is installed at the level of external radius of vane brush rotation.

EFFECT: provision of required degree of water purification in conditions of irregular or short-term use of pool, when water self-treatment system becomes ineffective.

3 dwg