Air switch connection structure

The invention relates to the field of air switches, and discloses an air switch connecting structure which comprises a middle shell and two end covers, the two end covers are installed on the two side faces of the middle shell respectively, and a positioning structure and a connecting structure are arranged between the middle shell and the end covers. The positioning structure comprises a step surface located on the middle shell, a groove matched with the step surface is formed in the end cover, and the groove can be just clamped on the step surface. The connecting structure comprises a plurality of positioning holes formed in the middle shell, and positioning columns are installed in the positioning holes in a penetrating mode. According to the utility model, the internal structure of the air switch is redesigned, so that the air switch can be used in a large-load scene. 本发明涉及空气开关领域，且公开了一种空气开关连接结构，其包括中壳与端盖，端盖的数量为两个，其分别安装在中壳的两个侧面，且在中壳与端盖之间具有定位结构与连接结构。所述定位结构包括位于中壳上的台阶面，在端盖上具有与台阶面配合的凹槽，凹槽刚好能够卡在台阶面上。所述连接结构包括开设在中