Convenient insertion plate type steel support for sound barrier

The utility model relates to a convenient inserting plate type steel support for a sound barrier, which is characterized in that the steel support is an inverted L-shaped steel support, the inverted L-shaped steel support is of an integrally formed steel plate structure, manholes are arranged at two ends of the inverted L-shaped steel support, slideways are arranged at the positions of the manholes, the slideways extend into the steel support, and transparent acrylic plates are arranged on the slideways. And the transparent acrylic plate can slide on the slide way, so that the access hole is opened or closed. The inserting plate type steel support has the advantages of being simple in structure, convenient to install and easy to maintain, and the inserting plate type steel support can be closely matched with the acoustic board. In order to meet the requirement of outer side bolt and nut overhaul, an original steel support installation mode is adjusted to be of an insertion plate type structure from an origina