Strengthen door head

The utility model discloses a strengthen door head, the slab that contains a plurality of vertical retorts shapes with set up at slab both sides, last triangle cassette triangle cassette under and ofbeing the mutual disposition, the slab blocks uniformly to be established at last triangle cassette under and between the triangle cassette on going up the triangle cassette, between per two slabs, beequipped with the lamp decoration mounting hole, the surface of lamp decoration mounting hole is provided with protective glass, upward all contain transverse rib bar and vertical rib in triangle cassette and the lower triangle cassette, transverse rib bar lies in on the right angle of triangle cassette and its transversal stepped ramp type structure of personally submitting, the slab is equippedwith the joint structure corresponding with the stepped ramp type with the position of transverse rib bar contact, and this position passes through connecting piece and transverse rib bar fixed connection. The utility model di