Flowing sample cell

The utility model discloses a flowing sample pool which comprises a transparent shell, a dilution buffer pool is arranged on one side of the transparent shell, a sample pool body is arranged on the other side of the transparent shell, a transparent sample flowing cavity is arranged in the sample pool body, and a flow speed control mechanism is arranged on the surface of one side of the transparent sample flowing cavity. A multi-stage mixing mechanism is arranged on the surface of one side of the dilution buffer pool; the flow rate control mechanism comprises a pressurizing box which is arranged on one side face of the transparent sample flowing cavity, and a feeding pipe is arranged on the surface of one side of the pressurizing box; a pressurizing air pipe is arranged on one side of the feeding pipe, and a flow guide pipe is arranged on the other side of the feeding pipe; one end of the flow guide pipe is connected with a peristaltic pump arranged on the inner side of the dilution buffer pool; an infusion tu