MACHINE FOR AUTOMATIC WASHING OF BOX CASES Russian patent published in 2005 - IPC

FIELD: equipment for cleaning and washing of compound-profiled cylindrical articles, in particular, cases of freight car boxes, which may be used in railway and other kinds of transport.

SUBSTANCE: machine has base, charging device, roller conveyor for conveying box cases into washing chamber equipped with nozzles arranged at different levels therein and adapted for washing of outer and inner surfaces of said box cases, washing solution storage vessel connected through pump with pressure collector and washing nozzles, time relay, heater, and washing process control system, and also pipeline for withdrawal of used washing solution, drive and hydraulic locking and adjusting fittings. Machine base is made in the form of girdle with sensors set in its upper part and adapted for detecting position of box cases on roller conveyor. Roller conveyor is arranged in inclined position, with part of roller conveyor being made in the form of grip connected with hydraulic cylinder adapted for vertical reciprocation thereof to set subsequent box case in operating position. Roller conveyor is furnished with stops for blocking displacement of box case in accordance with signal of said sensors. Washing chamber housing is positioned for displacement thereof in vertical plane in conjunction with washing nozzles for washing of box cases inner and outer surfaces, said nozzles being arranged centrally of housing on single shaft, which is connected with manual and/or hydraulic, pneumatic drive for rotating of washing unit with nozzles. Drive for washing unit is positioned on outer surface of washing chamber housing. Pan located upstream of washing chamber is connected with apparatus for purifying of used washing solution. Said apparatus has separator, sludge filter, sludge accumulating vessel, sludge pump, and also chamber for receiving of purified washing solution, said chamber being connected with washing solution circulation line.

EFFECT: provision for regeneration of washing solution and improved quality of washing box cases.

3 cl, 3 dwg