Desktop dual-screen multi-directional rotational folding mechanism

A desktop dual-screen multi-directional rotational folding mechanism, comprising a bottom support assembly (1), a side extension assembly (2) arranged on the bottom support assembly (1), and rotating assemblies (3) arranged on the side extension assembly (2), and the side extension assembly (2) being fixed to two screen assemblies (4) simultaneously through the rotating assemblies (3), wherein the bottom support assembly (1) comprises a base (11), a fixed beam (14) fixed to an upper end face of the base (11), and an outer skeleton (15) fixed to the fixed beam (14), the side extension assembly (2) comprises a buckle plate (21), a pressure-bearing housing (22) fixed to one end, away from the outer skeleton (15), of the buckle plate (21), and a positioning plate (23) fixed to one end, away from the buckle plate (21), of the pressure-bearing housing (22), the buckle plate (21) is fixed to the outer skeleton (15), the positioning plate (23) is provided with two parallel side extension beams (25) laminated to each other, each of the two side extension beams (25) is provided with a regulating tank (26), one end, away from the positioning plate (23), of each of the two side extension beams (25) is provided with a fastener plate (28), a plurality of installation columns (29) are fixed to one end, close to the side extension beam (25), of the fastener plate (28), and the installation columns (29) pass through the regulating tanks (26) in the two side extension beams (25) and are fixed to the positioning plate (23).