Surrounding sleeve for connecting frame beam and original structural column

The utility model relates to the technical field of green building design, in particular to a surrounding sleeve for connecting a frame beam and an original structural column, which comprises a cement structural column, the cement structural column is a rectangular solid body, and a surrounding sleeve component is sleeved at the peripheral end of the cement structural column; the enclosure assembly comprises a steel plate, an upper wing plate, a lower wing plate, a web plate and a steel bar inserting groove, the steel plate is fixedly arranged on the cement structural column through anchor bolts, the upper wing plate and the lower wing plate are welded to the outer side wall of the steel plate, and the web plate is welded and connected between the upper wing plate and the lower wing plate; a steel bar inserting groove is welded to the position, located on the outer side wall of the steel plate, of one side of the web, so that the problems that traditional steel bar planting construction is difficult to arrang