Clamping type cubical switchboard brow

The utility model relates to a clamping type cubical switchboard brow belongs to the cubical switchboard and makes technical field. It is installed respectively in the left and right sides of brow base by brow base, cardboard subassembly, transverse guide rail installation plate, cubical switchboard crossbeam, wedge slider form, two cardboard subassemblies, and it is fixed to laminate in the upperand lower terminal surface of cardboard subassembly puts up through loose core rivet nail and brow base frame, and the lower extreme at the cardboard subassembly is installed to wedge slider tight fit, and transverse guide rail installation plate passes through self -tapping screw to be fixed on the cubical switchboard crossbeam, and transverse guide rail installation plate's upper and lower bothsides make the limit of bending. The utility model discloses a joint installation is carried out with cubical switchboard crossbeam and brow base to the form of cardboard subassembly and transverse guide rail installation pla