Fuente: WIPO "dairy products" The utility model relates to an accessory technical field on the dairy products filling line especially relates to a brush system in bottle cleaning machine, including the support, promoting the interior brush device of cylinder, transmission, interior brush unable adjustment base and a plurality of, promote the cylinder and install on the support, transmission is connected with the promotion cylinder, and interior brush unable adjustment base installs in transmission's below, brushes on the unable adjustment base including the installation of interior brush device. The utility model disclosessimple structure need not artifical the participation, has carried out effectual cleanness to the glass bottle in the dairy products course of working, great reduction the pollution rate of dairy products, can carry out cyclic utilization to the glass bottle that dairy products were retrieved, practice thrift the energy, the cost is reduced.