UNIT FOR SAFE OIL PRODUCT STORAGE Russian patent published in 2015 - IPC E04H7/06 

FIELD: machine building.

SUBSTANCE: unit for oil product storage comprises a wall, a bottom, a roof with fire fighting boards, each of the latter is equipped by a foam generator. The foam generators are fitted by nozzles directed to the product surface at different angles, every foam generator is of vortex type and comprises a casing, distributing and directing devices. Every spraying nozzle comprises a housing with an auger installed coaxially in the lower housing part, and a connecting pipe installed in the upper housing part and fitted by a cylindrical hole with a diffuser being axisymmetrical to the housing and the connecting pipe, the auger is pressed-in in the housing to form a conical chamber located above the auger coaxially to the diffuser and coupled to it sequentially. The auger is solid, its outer surface is a screw groove with right or left thread, the end face surface of the auger matches the end face surface of the lower housing part.

EFFECT: improved reliability of safe storage of liquid.

2 cl, 4 dwg