Fabricated filler grid structure and pavement system

The invention discloses an assembly type filler grid structure and a pavement system, and relates to the technical field of road construction.The grid structure comprises at least three splicing bodies and splicing pieces with the corresponding number, each splicing body comprises a fastener and a plate body with an inner cavity, and embedding grooves for containing side wings of the splicing pieces are formed in the left side and the right side of each plate body; a splicing groove is formed in the outer side of the plate body; the fastener comprises a rotating column and a fastener body, the outer end of the rotating column rotatably penetrates through the inner cavity of the plate body to the splicing groove, the fastener body is fixed to the outer end of the rotating column, and the fastener body can be mutually fastened with another fastener body; triggering pieces are arranged on the two sides of an inner cavity of the plate body, when the rotating column rotates to the first direction ...