Hemodialysis therapeutic apparatus

The utility model provides a hemodialysis therapeutic apparatus. The hemodialysis therapeutic apparatus comprises a permeation box, a permeation tube, an artery tube, an electromagnetic valve, a vein tube, a PLC circuit board, an installation frame, a waste liquid tube and a conveying tube, and the permeation tube is fixedly installed in the permeation box. When the quality difference of the blood before and after the permeation treatment is close, the driving device is started to replace the penetrating fluid, so that the penetrating fluid is replaced in time, and when the quality difference of the blood before and after the permeation treatment is large, the driving device is started to stop replacing the penetrating fluid, so that the normal proceeding of the blood permeation treatment of the treatment personnel is guaranteed; through cooperation of the driving device, the valve device and the conveying device, automatic replacement of penetrating fluid is achieved, operation is convenient and fast, the wo