Residential and residential sound barriers, noise barrier is mainly composed of steel columns and sound insulation screen, pillar is the main stress part of sound barriers, it by bolts or welding on the wall or the ground embedded steel plate, sound insulation screen is the main part of sound insulation, it by high strength of the spring clamp should be fixed to the H post card slot, form a sound barriers.Residential design of sound barriers is mainly considered the all-weather outdoor anticorrosive problem, its appearance is beautiful and easy, make delicate, convenient transportation and installation, low cost, long service life, especially suitable for the area of control purposes, is the most ideal choice for the construction of modern city