Improve device of belted steel plate -type

The utility model relates to an improve device of belted steel plate -type, include: at least one first spout the roof beam and the second spouts roof beam, conveying equipment and a plurality of nozzle. The first upper work roll who spouts the corresponding rolling mill of roof beam sets up, firstly spout inside being provided with of roof beam and first -classly say all, first spout set up on the roof beam with first -class first inlet and a plurality of first liquid outlet of saying the intercommunication all, the second spouts the bottom working roll setting that the roof beam correspondsthe rolling mill, the second spouts the inside second circulation passageway that is provided with of roof beam, the second spouts second inlet and a plurality of second liquid outlet of seting up onthe roof beam with second circulation passageway intercommunication, conveying equipment passes through the pipeline and communicates first inlet and second inlet respectively to carry the additive tosay all and second circula