Turnout device of grooved rail and rail vehicle

The utility model provides a turnout device of a groove-shaped rail and a rail vehicle, and the turnout device of the groove-shaped rail comprises a linear groove-shaped rail which comprises a linearinner wall and a linear outer wall which are arranged in parallel at an interval; the arc-shaped grooved rail is connected with the inner wall of the straight line, the arc-shaped grooved rail comprises an arc-shaped inner wall and an arc-shaped outer wall which are arranged in parallel at intervals, and the arc line where the arc-shaped outer wall is located has a tangent point on the outer wallof the straight line; the linear movable guide rail is located on the side of the linear inner wall, the two ends of the linear movable guide rail are connected with the end of the arc inner wall andthe end of the arc outer wall respectively, and the linear movable guide rail can ascend and descend relative to the linear groove-shaped rail in the vertical direction; the bending direction of the arc-shaped movable guide rai