Tire type track layer

The utility model discloses a rubber-tyred track layer. Comprising a cart running mechanism, a trolley assembly and a track panel hoisting mechanism, the cart running mechanism comprises a cart frame and a wheel assembly, and the cart frame comprises a left side supporting leg structure, a right side supporting leg structure and a main beam assembly; the left supporting leg structure and the right supporting leg structure respectively comprise a lower cross beam, two adjustable supporting legs and two lifting oil cylinders, the two adjustable supporting legs are vertically connected to the upper portion of the lower cross beam, and the two ends of the main beam assembly are detachably connected with the upper ends of the adjustable supporting legs on the left supporting leg structure and the right supporting leg structure through bolts respectively to form a door type structure. The adjustable supporting leg comprises a fixed supporting leg barrel and a telescopic barrel telescopically sleeved with the fixed