Solid feeding machine for biogas fermentation

The utility model discloses a solid feeding machine for biogas fermentation, which is characterized in that a feeding machine body is provided with a hollow feeding cavity, and the top end of the feeding cavity is provided with a feed port; the electric control switch is provided with crushing blades, and the lower end of the electric control switch is provided with a driving motor driving the crushing blades to rotate; a screen is arranged at the upper end of the feeding port, an electric push rod is arranged on one side of the feeding port, and a push plate matched with the screen in size is arranged on the electric push rod. Straw and other solid materials are conveyed to the screen at the upper end of the feeding port through the auger conveying device, the straw and other solid materials enter the feeding cavity after being filtered by the screen, and large-size stone and other objects are left above the screen, so that the feeding efficiency is improved, and the labor intensity of workers is reduced. Wh