Camera obscura mounting structure convenient to maintain, mount and fix

The utility model discloses a camera obscura mounting structure convenient to maintain, mount and fix, which comprises a camera obscura body, a plurality of swinging arms are arranged on the periphery of the bottom of the camera obscura body, rotating blocks are arranged at the outer ends of the swinging arms, and locking screw structures are arranged on the rotating blocks. Through the structural arrangement, the camera obscura has the advantages that the four swing arms can freely swing according to the shape of the edge of a table top, the camera obscura is suitable for matched locking of different edge shapes, the camera obscura has high stability, the stability of the camera obscura in the using process is improved, and the camera obscura is simple in structure and convenient to use. 本实用新型公开便于维护安装固定的暗箱安装结构，包括暗箱本体，所述暗箱本体底部四周设置有多个摆动臂，所述摆动臂外端设置有旋转块，所述旋转块上设置有锁紧螺钉结构，本实用新型解决了现有暗箱存在的不足，通过本实用新型的结构设置，具备以下的优点，四个摆动臂能根据桌面边缘形状自由摆动角度，适应不同边缘形状的配合锁紧，使暗箱具备较强的稳固性，提高暗箱使用过程中的稳定性，且结构简单，使用方便。