Retaining and fixing structure for raised floor holder, has pipe cover with retaining groove into which the front end of a fixing stud screwed into screw hole of holder body is matched

摘要

A pipe cover (13) is disposed at the top of the holder body (10), while a fixing stud (20) is screwed into the screw hole (19) of the holder body. The front end of the stud is matched into a retaining groove (18) annularly disposed on the cover.