Emergency power supply

The utility model discloses an emergency power supply, and relates to the technical field of emergency power supplies, and the emergency power supply comprises a base, the inner wall of the base is fixedly connected with a partition plate, the top of the partition plate is fixedly provided with an emergency power supply body, the outer wall of the base is slidably connected with a sliding cover, and the contact position of the sliding cover and the base is in threaded connection with a bolt. A sliding groove is formed in the inner top wall of the sliding cover, a movable plate is slidably connected to the position, located on the inner wall of the sliding groove, of the sliding cover, a fixed block is rotationally connected to one side of the movable plate through a hinge, a limiting groove is formed in the outer wall of the movable plate, the top of the sliding cover is movably sleeved with a clamping strip, and a rotating shaft is fixedly installed on one side of the fixed block; the outer wall of the rotat