Microcapsule preparation device for self-healing concrete

The invention relates to the technical field of self-healing concrete, in particular to a microcapsule preparation device for self-healing concrete.The microcapsule preparation device comprises a capsule wall preparation module, a capsule core preparation module and a microcapsule forming module, and the capsule wall preparation module and the capsule core preparation module are connected with the microcapsule forming module through pipelines. The capsule wall preparation module comprises an ethyl cellulose raw material tank, a hydroxypropyl methyl cellulose raw material tank, an absolute ethyl alcohol raw material tank, a chitosan raw material tank, an acetic acid solution raw material tank, a stirring unit and a mixing unit, and the ethyl cellulose raw material tank, the hydroxypropyl methyl cellulose raw material tank and the absolute ethyl alcohol raw material tank are respectively connected with the stirring unit through pipelines; the chitosan raw material tank and the acetic acid solution raw material