| 摘要 |
PURPOSE: A bottom supporting structure of a profile connector is provided to obtain a firm supporting force with impact without being hindered by inserting the fastening part of a support into an uneven groove. CONSTITUTION: A bottom supporting structure of a profile connector comprises a fixing plate (10), a fastening hole (20), a support, and a rotation preventive unit. The fixing plate includes a through-hole (11) with a stepped part (11a) inside. The fixing plate is fixed to the central groove of a profile using a fastening bolt. The fastening hole vertically penetrates the fixing plate. The inside of the fastening hole is formed with a screw thread. The support is fastened to the screw thread of the fastening hole. The rotation preventive unit is accepted in the uneven groove or accepting groove of the profile on the fixing plate to prevent rotation. |
