Combiner box support and combiner box

The combiner box support comprises a mounting plate, a support body is movably mounted on the right side face of the mounting plate, a combiner box body is fixedly mounted on the right side face of the support body, the support body comprises a transverse adjusting mechanism and a vertical adjusting mechanism, and a fixing structure is movably mounted in the combiner box body. According to the combiner box support and the combiner box, the transverse adjusting mechanism and the vertical adjusting mechanism are arranged, the transverse adjusting mechanism and the vertical adjusting mechanism are adjusted to adapt to the size of the combiner box body, and the fixing structure is arranged, so that after the transverse adjusting mechanism and the vertical adjusting mechanism complete adjustment, the combiner box body is fixed. The combiner box body is fixed on the support through the fixing structure, the installation range of the support can be adjusted according to the size of the combiner box, meanwhile, the c