The utility model belongs to wall -hanging explosion -proof lamp technical field, and disclose a kind of adjustable installation mode wall -hanging explosion -proof lamp, including panel, the rear side of panel is fixedly provided with shell, the top end spiral of shell is provided with lamp body, the rear side of panel also includes multiple mode installation component, the multiple mode installation component includes with the horizontal frame of shell fixed setting, the outside of horizontal frame is fixedly provided with shell, the inside of shell is inserted and is provided with magnetic attraction column, the middle position of horizontal frame is rotatably provided with turnover plate, multiple mode installation component can be installed in the structural design of multiple installation environment, when installing the operation of lamp body, it can be installed by the rear multiple installation structures of lamp body, provide multiple different installation mode, install different structure according to different wall installation environment to meet the use demand, improve the installation adaptability of explosion -proof lamp.