The utility model discloses a novel lamp used in factory and mine, which comprises the components of a lampshade, scattered heat -insulating material and working of plastics power storehouse, be provided with convex lens in the lamp shade, a light collecting part is extended at the middle part of convex lens, it is provided with sealed rubber ring to loose between heat -insulating material and theworking of plastics power storehouse, the bottom of lamp shade is provided with the mounting hole, scattered heat -insulating material's first end is provided with the installation and detains, whenheat -insulating material is extremely loose in the lamp shade equipment, the installation is detained and is connected with the mounting hole, can dismantling in a flexible way of lamp shade has beenrealized to this industrial and mining lamp, pass through sealed rubber ring, do not influence the radiating while of heat -insulating material of loosing, the waterproof performance of whole lamp has been promoted again, through arc portion, when not increasing the whole size of convex lens, the effectual transmission capacity that promotes convex lens, simple structure, the practicality is strong.