Culturing barrel is with preventing biological outer ease cover

The utility model discloses a culturing barrel is with preventing biological outer ease cover, include the bell jar type skeleton that forms by a plurality of elastic rods and fix the wire side on bell jar type skeleton that the circular bottom of bell jar type skeleton is equipped with and is used for fixing it the elastic shrinkage area on culturing barrel and tying up the rope, formation is connected by a plurality of elastic rods to bell jar type skeleton for prevent that biological outer ease cover can the in certain extent shrink, through the elastic shrinkage area with tie up the rope and can fix on culturing barrel preventing biological outer ease cover, when using like this, will prevent biological outer ease cover through its circular bottom cover on culturing barrel, the tight back of rope system is tied up to the rethread, escapes outside can effectively preventing aquaculture organism in the breeding process, guarantees to breed the smooth implementation of experiment and reduces and breed the co