| 摘要 |
A road sign board hanger structure is provided to install each component of a road sign board strongly not to be separated easily by wind or external force, and to repair or replace a road sign board easily by forming each component of a road sign board to be disassembled easily. A road sign board hanger structure for installing a road sign board to a horizontal bar fixed to a post installed at the roadside comprises a pair of hanger upper hinges(110,110') provided with a horizontal bar mounting groove(111), many coupling screw holes(113) and hinge mounting portions(112) to cover and fix the horizontal bar, a pair of hanger lower hinges(120,120') coupled to the upper hinges and provided with a road sign board joint mounting portion(121) and a hinge mounting portion(122) to cover and fix a road sign board joint, a hinge portion composed of a hinge bolt(131) and a hinge but(132) to couple a pair of the hanger upper hinges and a pair of the hanger lower hinges, and a road sign board inserted to the lower hinges, wherein the upper hinges and the lower hinges are coupled mutually by coupling screws(140) and coupled to the upper horizontal bar and the lower road sign board joint strongly. In addition, extension pieces(150) having fixing screw holes(151) are formed on the bottom of the lower hinged to fix two sides of the road sign board using fixing screws(160) strongly, many projecting ribs are formed on the inside of the lower road sign board joint mounting portion of the lower hinges to increase sliding friction and to prevent the separation of the road sign board, and an anti-separating screw is formed on the outside of the lower road sign board joint mounting portion of the lower hinges to prevent the separation of the road sign board joint.
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