Angle-adjustable insert core type sun-shading grating system

The invention discloses an angle-adjustable insert core type sun-shading grating system which comprises a plurality of sun-shading grating assemblies. Two ends of each sun-shading grating assembly areconnected with corresponding installing foundations through angle-adjustable installing assemblies, each angle-adjustable installing assembly comprises an installing angle female board and an installing angle male board, the installing angle female boards are fixedly connected to the installing foundations, a plurality of installing adjustment holes are formed in the installing angle female boards, the installing angle male boards are connected through different installing adjustment holes formed in the installing angle female boards so as to adjust installing angles of the installing angle male boards relative to the installing angle female boards, and the sun-shading grating assemblies are plug-connected to the installing angle female boards through insert cores to form insert core typeconnecting structures. Th