| 摘要 |
<p>PURPOSE: A soundproof block for a soundproof wall is provided to change the width according to the distance between posts and to offset noise by diffracting the noise through a shock absorbing member. CONSTITUTION: A soundproof block for a soundproof wall comprises a unit block, a sound absorbing member, semi-circular perforated plates, fixing bolts, and first and second finishing members. The unit block comprises a fixing plate with a coupling groove(22) and a coupling protrusion(23) at the top and bottom, a receiving groove at the front side, and installation grooves at the top and bottom of the front side. The perforated plates are inserted transversely in the installation grooves, covering the shock absorbing member and have bolt setting holes. The fixing bolts are inserted in the bolt setting holes to connect the perforated plates. The first finishing member is coupled to the side of the perforated plates installed at the end unit blocks coupled to posts. The second finishing member is coupled to the side of the unit block body in which the first finishing member is installed.</p> |
