Tunnel pile arch type open cut tunnel beam arch prefabricated assembly structure

The utility model discloses a tunnel pile arch type open cut tunnel beam arch prefabricated assembly structure which comprises cast-in-place piles vertically and symmetrically fixed to the two sides of the bottom of a tunnel, and arch ring structures are assembled on the tops of the cast-in-place piles. The arch ring structure comprises an arch ring prefabricated standard block located at the top of the tunnel and arch ring prefabricated cast-in-place blocks located at the two ends of the bottom of the arch ring prefabricated standard block. The arch ring prefabricated cast-in-place block comprises an arch ring part used for being connected with the arch ring prefabricated standard block and a crown beam part used for being connected with the cast-in-place pile. A connecting beam is installed between the top beam parts and comprises a plurality of connecting beam precast blocks. According to the tunnel pile arch type open cut tunnel beam arch prefabricating and assembling structure, the arch ring prefabricati