Split type trolley for tunnel widening belt lining construction

The utility model relates to the technical field of tunnel construction equipment, in particular to a split type trolley for tunnel widening belt lining construction, which comprises two trolley group frames and a connecting piece, each trolley group frame comprises a plurality of door frames, an auxiliary cross beam, a retractable template assembly, a plurality of template hydraulic cylinders, a bearing beam, a plurality of jacks and a walking component, each portal comprises a portal cross beam and two portal stand columns, the auxiliary cross beam is fixed to the multiple portal cross beams, the multiple portals are fixed to the bearing beam, the multiple jacks and the walking assemblies are fixed to the lower end of the bearing beam, and the two trolley sets are connected through the connecting piece. According to the scheme, the trolley is designed into the left trolley set frame and the right trolley set frame, assembling is completed outside a tunnel, the trolley is operated to the widened belt constru