Ultrasonic cold extraction cup

The ultrasonic cold extraction cup comprises a cup body, the cup body is sequentially composed of a lower cup base, a cup body and a cup cover from bottom to top, the upper end and the lower end of the cup body are open, the lower end of the cup body is detachably connected with the lower cup base, the cup cover covers the cup body, an ultrasonic generator is arranged in the lower cup base, and the ultrasonic generator is connected with the cup body. The upper end face of the lower cup base is provided with a filter screen which protrudes upwards, the lower end of the filter screen is open, and the filter screen and the upper end face of the lower cup base are combined to form a loading area used for brewing bags. During use, the filter screen is inverted, an opening of the filter screen faces upwards, a brewing bag is placed in the filter screen at the moment, and then the lower cup base is connected with the filter screen from top to bottom to be assembled. And then the whole filter screen and the lower cup