But house plate of quick replacement two -dimensional code

The utility model discloses a but house plate of quick replacement two -dimensional code, including mainboard, two -dimensional code piece, glass panels and picture peg, mainboard and glass panels fixed connection, and the lower terminal surface of mainboard is equipped with the rectangle trench, the picture peg is installed in the rectangle trench, a side of rectangle trench is equipped with thedraw -in groove, the preceding terminal surface middle part fixedly connected with L -square of picture peg, the preceding terminal surface of two -dimensional code piece is printed on the two -dimensional code, this but house plate of quick replacement two -dimensional code, and through directly printing the two -dimensional code in a module, when the two -dimensional code was changed to needs, the module that directly will be printed on the two -dimensional code was changed, and it is more economical convenient so more to save trouble, is equipped with the picture peg, can be with in the trench between two -dimensio