Cross line fork structure for teaching

The utility model relates to a cross line fork structure for teaching, which comprises a metal model main line rail and a side line rail which are arranged on a fixed plate, the side line rail is connected with the main line rail through a wing rail, a curve guide rail and a switch rail in sequence, and the upper sides of the main line rail and the side line rail are correspondingly provided witha main line contact suspension and a side line contact suspension. The main line contact suspension and the side line contact suspension are crossed, the projection point of the cross point is locatedbetween two inner rails of the guide curve rail, and the main line contact line of the main line contact suspension is located on the lower side of the side line contact line of the side line contactsuspension. And the main line contact line is provided with a limiting pipe of which the two ends are respectively welded with the main line contact line and which limits the side line contact line on the main line contact lin