UNIVERSAL WIPER BASE ASSEMBLY STRUCTURE

A universal wiper base assembly structure includes a fastening base (10), a rear base (20), a combination base (30), and an outer cover (40). The fastening base (10) includes a main body (11) and a decorative cover (12). The main body has a coupling hole (111), an insertion slot (112), a protruding platform (114), a positioning protrusion (115), a first shaft hole (116), two limiting arc surfaces (117), and multiple engagement grooves (118). The decorative cover (12) has a fastening slot (121). The rear base (20) includes two contact blocks (21), a top abutting block (22), and two hooks (24). The combination base (30) includes two side plates (31), a connection plate (32), an open groove (33) and a second shaft hole (34). The outer cover (40) includes a fastening block (41), an opening (42), and a third shaft hole (43). Accordingly, a variety of wiper driving arms may be positioned to the universal wiper base assembly structure, so as to improve the convenience in assembling and reduce an overall cost.