structure of seismic case for switchgear

The present invention relates to a structure of an enclosure in which horizontal vias, vertical vias, height vias, and panels are three-dimensionally supported by using a support method and a wedge method by a bracket coupled and fixated by being in surface contact with the horizontal vias, the vertical vias, the height vias, and the panels while the height vias are interposed in four edges of a ceiling panel and a floor panel having the horizontal vias integrally provided with the vertical vias.