Biological fermentation reaction tank suitable for multi-runner stirring

The biological fermentation reaction tank comprises an object main body, one side of the object main body is fixedly connected with a supporting leg, one side of the object main body is fixedly connected with a limiting ring, one side of the limiting ring is movably connected with a cover plate, one side of the cover plate is fixedly connected with a handle, and the handle is movably connected with the object main body. One side of the object body is fixedly connected with an injection plate, one side of the object body is fixedly connected with a protective shell, one side of the protective shell is fixedly connected with a fixing plate, one side of the fixing plate is fixedly connected with a motor, and an output shaft of the motor is fixedly connected with a mixing plate through a coupler. A heat dissipation opening is formed in one side of the protective shell, a first hollow opening is formed in one side of the object body, a user needs to turn on the motor, the motor can drive an output shaft of the mot