Shifting register unit and driving method thereof as well as grid electrode driving circuit and display device

The invention provides a shifting register unit and a driving method thereof as well as a grid electrode driving circuit and a display device, relating to the technical field of display, and aiming at simplifying the grid electrode driving circuit. The shifting register unit comprises a first control module, an input module, a second control module, a first output module, a second output module, a third output module, a fourth output module, and an output control module, wherein the first control module is used for controlling voltage of a first node; the input module is used for controlling voltage of a second node; the second control module is used for controlling voltage of the first node, the second node, a fourth node and a fifth node; the first output module, the second output module, the third output module and the fourth output module are used for outputting clock signals of a first clock signal end, a second clock signal end, a third clock signal end and a fourth clock signal end respectively; and the output control module is used for controlling the fourth output module to output the voltage of the fourth node. The shifting register unit provided by the embodiment of the invention is used for manufacturing the display device.