Ink-jet printer ink tank structure capable of preventing ink deposition

The utility model discloses an ink-jet printer ink tank structure capable of preventing ink deposition, and belongs to the technical field of ink-jet printers. An ink-jet printer ink tank structure capable of preventing ink precipitation comprises an ink tank, the top of the ink tank is in threaded connection with a sealing cover, the outer surface of the sealing cover is fixedly connected with an anti-slip strip, the top of the sealing cover is fixedly connected with a fixing plate, a cavity is formed in the fixing plate, and the interior of the cavity is rotationally connected with a rotary button. Springs are arranged on the two sides of the rotating button, and the other ends of the springs are fixedly connected with pressing strips. When the device is used, a worker rotates a rotating button to drive an elastic belt to be wound on the outer surface of a rotating shaft, so that a rotating blade on a U-shaped connecting bolt is unfolded through a bearing shaft, and the worker rotates the rotating button to