Self-generating miner cap

The utility model discloses a self-power-generation miner cap which comprises a cap body, a miner lamp arranged on the cap body, a rechargeable battery and a hand-operated power generation device for charging the rechargeable battery, the power generation device and the rechargeable battery are installed in a groove in the cap body, and the power generation device is provided with an interface which is exposed out of the cap body and used for driving a rotor to rotate and is externally connected with a handle. According to the utility model, an emergency alternative scheme can be provided for places where the electric quantity of the rechargeable battery of the miner lamp is insufficient and the miner lamp cannot be charged in time, the rechargeable battery is charged through a manual hand-operated power generation device, so that the miner lamp can continue to work for a period of time, and meanwhile, the miner lamp can be charged in time. In addition, power can be supplied to a GPS positioner and the like i