Positive positioning structure for railway positioner

The utility model discloses a positive positioning structure for a railway positioner, which is characterized in that a first lug plate is arranged above a first clamping plate, a second lug plate is arranged above a second clamping plate, and the first lug plate and the second lug plate are provided with matched first connecting holes for connecting the top of the first clamping plate with the top of the second clamping plate; matched connecting holes II for connecting the bottoms of the clamping plate I and the clamping plate II are formed in the lower parts of the clamping plate I and the clamping plate II; the clamping plate I and the clamping plate II are clamped and fixed on the positioning pipe through the connecting holes I and the connecting holes II; a first connecting plate is arranged below the first clamping plate in an outwards inclined mode, a first fixing plate is arranged below the first connecting plate, a second connecting plate is arranged below the second clamping plate in an outwards inc