Citrus juicing device

The utility model relates to a citrus juicing device which comprises a bottom shell. The top cover is detachably mounted at the top opening of the bottom shell, and an accommodating chamber is defined by the top cover and the bottom shell; the upper extrusion head is positioned in the accommodating chamber and is arranged on the top cover; the lower extrusion head is arranged at the bottom of the containing chamber, located below the upper extrusion head and arranged to be capable of moving up and down relative to the upper extrusion head, at least three cutting knives used for cutting fruit peels are arranged on the top face of the lower extrusion head, located on the periphery of the central area of the lower extrusion head and arranged in a radial mode with the central area as the center, and the cutting knives are arranged on the top face of the lower extrusion head. When the lower extrusion head moves upwards to be in an extrusion state, a flow channel allowing juice to flow out is formed between the upp