Tunnel lining trolley capable of maintaining smooth passing of ventilation pipe

The tunnel lining trolley capable of maintaining smooth passing of the ventilation pipe comprises a main portal frame, a walking system, a formwork assembly, an air inlet system and a pipe body passing guiding device, the air inlet system comprises the ventilation pipe and an air blower, and the ventilation pipe penetrates through the middle space of the main portal frame; the two pipe body passing guiding devices are arranged on the two longitudinal sides of the main portal respectively. The pipe body passing guide device comprises a base and a plurality of passing guide units; the base is connected to the main portal frame and is adjustable in height; the passing guide unit comprises an adjustable support, an outer deflection body and an inner deflection ring; the adjustable support is connected to the base, and the position of the adjustable support in the transverse direction is adjustable; the outer deflection body is rotationally connected to the adjustable support along a first axis, the inner deflecti