Variable-slope offshore wind turbine jacket foundation structure suitable for deep and far sea

The utility model relates to a variable slope offshore wind turbine jacket foundation structure suitable for deep sea, which comprises a foundation transition section, a main guide pipe and a barrel foundation which are sequentially arranged from top to bottom, the main guide pipe section comprises a vertical main guide pipe section and an inclined main guide pipe section which are vertically connected, the upper end of the vertical main guide pipe section is connected with the foundation transition section, and the lower end of the inclined main guide pipe section is connected with the barrel foundation. And the lower end of the inclined main guide pipe section is connected with the barrel foundation. The vertical main guide pipe section comprises a plurality of vertical main guide pipe layers, and each vertical main guide pipe layer comprises a vertical main guide pipe and a vertical section X-shaped diagonal bracing pipe; the inclined main guide pipe section comprises a plurality of inclined main guide pip