SOUNDPROOF PANEL FOR ABSORBING SOUND

摘要

PURPOSE: A sound absorbing type soundproof panel is intended to apply architectural and industrial products and to provide good sound absorbing performance on a wide frequency band. CONSTITUTION: A sound absorbing type soundproof panel(1) comprises a body(10) and sound absorbing materials(20). The body comprises a front side(11) and a rear side(15), is extended in a horizontal direction and comprises spaces(30,40) between the front and rear sides. A groove part(12) and a protrusion part(13) are alternately formed on the front side of the body in a vertical direction and a groove(A) and a plurality of sound absorbing holes(14) are formed on the groove part. A plurality of reinforcing protrusions(R), which are internally protruded, are formed on the front and rear sides of the body. A partition(16) for dividing the space into a plurality of areas is formed in the body and a fixing guide(17) is formed on the partition to support the sound absorbing material.