Square emergency mining lamp

The utility model relates to the technical field of mining lamps, and discloses a square emergency mining lamp which comprises a lamp body, a shell at the upper end of the lamp body and an emergency power supply in the shell, and a mounting plate is arranged at the upper end of the shell; a mounting assembly is arranged on the mounting plate and comprises a fixed plate and a movable plate which are arranged side by side left and right; the fixed plate is fixed at the upper end of the mounting plate and connected with the movable plate through a first spring, a slider is arranged at the lower end of the movable plate, and a slide rail is transversely arranged on the mounting plate corresponding to the slider; a mounting groove is formed in the inner side wall of the shell, and an extension part capable of horizontally extending into the mounting groove is arranged on the movable plate; the two mounting assemblies are bilaterally symmetrical; a limiting rod vertically penetrating through the extending part is a