Wiper skeleton assembly

A wiper skeleton assembly, comprising:

• a medium frame, comprising a pivot portion and defining a pair of first though slots, the pivot portion located between the first though slots, the first though slots respectively arranged on two ends of the medium frame;
• a main frame, one end of the main frame pivoted to the pivot portion;
• a pair of wing strips, respectively configured to corresponding to each of the first though slots, each of the wing strips defining a second though slot and comprising a stopping block, the stopping block in each of the wing strips arranged on a side of the wing strip away from the medium frame and adjacent to the second through slot;
• and
• a pair of fasteners, respectively configured to corresponding to each of the wing strips, each of the fasteners comprising a main body, an upper cover, and a blocking portion, the upper cover and the blocking portion respectively connected to two ends of the main body in each of the fasteners;
• wherein when the wiper skeleton assembly is locked, the main body of each of the fasteners penetrates the second through slot of the corresponded wing strip and the corresponded first through slot of the wing strip, the blocking portion and the upper cover in each of the fasteners respectively are abutted to opposite sides of the corresponded wing strip and the medium frame, each of the stopping blocks being configured to block a side of each of the blocking portions.