Energy-saving multifunctional integrated mining lamp

The invention discloses an energy-saving multifunctional integrated mining lamp, which belongs to the field of mining lamps, is a complete innovation of the conventional mining lamp used under domestic and overseas mine wells, is not a lamp inserted into the front part of a safety helmet, but is provided with a battery arranged on the back part of the safety helmet and protected by an iron plate. Due to an energy-saving design, the illumination of the lamp does not change in the entire working period of time. A left small lamp and a right small lamp serve as auxiliary lamps which obliquely emit light from the forehead of a worker, so that a range of 2 meters from the feet of the worker walking in a tunnel is illuminated and the worker can walk in a chin up and chest out way without finding ways by lowering head and holding the lamp. After a main lamp is turned on, heating is performed automatically and gas content is checked once every five minutes. If the gas content volume ratio is up to 1 percent, the main