Multifunctional light-proof infusion administration bag

The utility model discloses a multifunctional light-proof infusion administration bag which comprises a light-proof bag body, an opening is formed in the bottom end of the light-proof bag body, a zipper is arranged on the surface of the light-proof bag body, a connecting groove is fixedly connected to the top end of the light-proof bag body, a connecting block is arranged in the connecting groove, and the light-proof bag body is fixedly connected with the connecting block. And a clamping mechanism is arranged between the connecting block and the connecting groove, the top end of the connecting block extends to the outer portion of the connecting groove and is fixedly connected with a fixing box, and an annular pressure sensor is fixed to the inner top wall of the fixing box. The hook, the pressure sensor, the buzzer, the pressing plate and other mechanisms are arranged on the shading bag body, a signal can be transmitted to the controller when the pressure sensor detects that the pressure is reduced to a pres