Collection device and collection method for clean discharged acid

The invention discloses a collection device for clean discharged acid, which comprises a bearing plate, the lower side surface of the bearing plate is provided with a rotary regulation and control assembly, the front side of the end surface of the bearing plate is provided with a liquid collection assembly, the right side of the end surface of the bearing plate is provided with a gas collection assembly, and the left side of the end surface of the bearing plate is provided with a solid collection assembly. Rotation regulation and control of the bearing plate can be realized through the rotation regulation and control assembly, so that the use switching convenience of the liquid collection assembly, the gas collection assembly and the solid collection assembly is high, the positioning bearing stability of a bearing shaft can be high under the action of a positioning frame, the bearing regulation and control stability of the bearing plate is high, and the stability of the bearing plate is improved. Therefore, t