| 摘要 |
<p>The present invention relates to a prefabricated box comprising: a perpendicular frame of a ruler shape respectively combined in a vertical edge portion of a front plate, a rear plate, a left plate, a right plate and installed in the vertical direction; a first horizontal frame of the ruler shape respectively connected to the upper edge portion of the rear plate, the left plate, and the right plate in order to install an upper plate and installed in the horizontal direction; a second horizontal frame of the ruler shape respectively connected to the lower side edge portion of the rear plate, the left plate, and the right plate in order to install a lower plate and installed in the horizontal direction; and a limit frame combined in the front side edge portion of the lower plate to limit a descending movement of the front plate.</p> |
