Device convenient for lifting critical nursing patient

The utility model discloses a lifting device convenient for critical nursing patient, which comprises a base and universal wheels, two sides of the base are fixedly provided with shell seats, the inner walls of the shell seats are provided with shock absorption assemblies used for absorbing the shock of the lifting device, the universal wheels are arranged below the shock absorption assemblies, an electric cylinder is arranged above the base, and the electric cylinder is connected with the shell seats. A lifting arm is arranged outside the electric cylinder, a sliding groove rod is arranged outside the lifting arm, a base is arranged outside the upper portion of the sliding groove rod, and a sliding rail assembly used for self-lubricating is fixed to the upper portion of the base. Compared with an existing common critical nursing patient lifting device, the critical nursing patient lifting device has the advantages that cover plates of cavity sliding rails are opened, lubricating oil is added, the lubricating