2results about How to "Increase feed area" patented technology

The utility model discloses an ecological net cage, and relates to the technical field of aquaculture equipment, the ecological net cage comprises a cage body, at least one side face of the cage body is provided with an opening, the top of the cage body is provided with a plurality of bait inlet holes for bait to pass through, and the opening is provided with a grating piece capable of being opened; the material collecting piece is arranged at the top of the box body, and the material collecting piece is used for guiding the thrown bait to the bait inlet hole. By additionally arranging the material collecting piece, feeding personnel can conveniently and accurately feed baits, the material collecting piece guides the collected baits to the bait feeding holes in the top of the box body, then the baits are evenly distributed into the box body through the bait feeding holes, waste of the baits can be avoided, the feeding area can be increased through the arrangement of the multiple bait feeding holes, and the baits can conveniently enter the box body; and through the arrangement of the opening and the grating piece, daily inspection and maintenance of the interior of the box body are facilitated, a suitable growth environment is provided for organisms, and the breeding yield and quality can be improved.

The utility model belongs to concrete preparation technical field, concretely is a kind of recycled concrete mixing device, including crushing barrel;The inlet is connected in the top of the crushing barrel;The first motor is installed at the top of the crushing barrel;The first motor output is fixed with the first rotary lever;The first rotary lever side wall is fixed with multiple broken wall knives;The conveying pipe is connected in the bottom of the crushing barrel;The other end of the conveying pipe is connected with the mixing barrel;The second motor is installed at the top of the mixing barrel;The second motor output is fixed with the second rotary lever;The second rotary lever side wall is fixed with stirring arm;The discharge port is connected in the bottom of the mixing barrel;Through the setting of crushing barrel and mixing barrel, broken wall and mixing two processes are separated, so that each step can be more sufficient, reduces the problem of aggregate processing uneven;It also increases the fault tolerance in aggregate processing, reduces the problem that aggregate is difficult to separate processing after problem.