Mixing stirrer for feeding ethylene tar raw material

The mixing stirrer comprises a stirring tank, feeding ports are symmetrically formed in the top end of the stirring tank, a first motor is installed on one side of each feeding port, a first rotating rod is fixedly installed on one side of each first motor, a cam is fixedly installed on one side of each first rotating rod, and a second rotating rod is fixedly installed on one side of each cam. The top end of the cam is movably connected with a sliding block, one side of the sliding block is fixedly connected with a connecting rod, the top end of the connecting rod is fixedly connected with a vertical rod, the sliding block is pushed through the cam, then the connecting rod is driven to move up and down, the vertical rod is driven to move, the cover plate is pushed to move, and the center position of the partition plate is blocked through the cover plate; and after the cover plate moves upwards, the center position of the partition plate is opened, so that the raw materials can enter the stirring tank, the raw