The present application discloses a Chinese
medicine liquid extraction and concentration device and method, which relates to the field of Chinese
medicine preparation, and comprises a frame, a concentration tank, a
water storage tank, a circulation pipeline and a negative pressure pump are installed on the frame, one end of the circulation pipeline is connected to the upper end of the concentration tank, the other end of the circulation pipeline is connected to the upper end of the
water storage tank, and the suction port of the negative pressure pump is connected to the inner cavity of the
water storage tank; a liquid
medicine barrel is arranged in the concentration tank, the concentration tank is located on the
peripheral side of the liquid medicine
barrel to form a heating interlayer, a steam pipeline connected to an external steam source is installed on the frame, a transfer shell is fixedly installed on the outer side of the concentration tank, a transfer area is formed between the transfer shell and the concentration tank, the heating interlayer is connected to the transfer area, and the steam pipeline is connected to the transfer area; a steam
pipe is installed on the concentration tank in a vertical direction, the steam
pipe is connected to the transfer area, the lower side of the steam
pipe extends into the Chinese medicine liquid in the liquid medicine
barrel, and a plurality of exhaust holes are opened in the circumferential direction of the lower side of the steam pipe; a switching component is arranged in the transfer shell. The present application helps to improve the
heating efficiency.