Air shear mounting device and mounting structure

The utility model relates to an air shear installation device and an installation structure, and the air shear installation device comprises an installation part which is used for connecting an air shear; the mounting seat comprises a mounting part and a clamping part, the clamping part comprises two clamping pieces connected to the mounting part, the two clamping pieces are arranged in a spaced mode, and an adjusting hole is formed between the two clamping pieces; the adjusting ball is connected to the mounting piece and arranged in the adjusting hole, and the adjusting ball and the clamping part form ball hinge; the first locking structure is connected with the two clamping pieces and used for adjusting the clamping force of the two clamping pieces on the adjusting ball. Through the arrangement of the clamping part, the adjusting ball and the first locking structure, the adjusting ball and the clamping part form spherical hinge, the mounting angle of the air shear can be adjusted within a certain space rang