Sound absorption wedge of easily installing

The utility model provides a sound absorption wedge of easily installing, L type couple is installed respectively to the top and the below of sound absorption wedge side, L type couple forms the fixed part and the portion of hanging of L type structure including interconnect, and wherein, fixed connection between to the side of fixed part and the sound absorption wedge, wall body fixed surface are provided with the guide rail, the guide rail top is formed with to hang establishes the hole, the portion of hanging wears to establish and establishes the hole through hanging, sets up in fixed part and the contained angle between the portion of hanging of the L type couple of the top of sound absorption wedge side to be less than 90 degrees, sets up fixed part and the contained angle between the portion of hanging geted in touch in the L type of the below of sound absorption wedge side and equals 90 degrees. Width of fixed part position is connected to the width ratio of the tip of the portion of hanging, and then