Highly compact type large lateral bending plate chain

The utility model discloses a highly compact type large lateral bending plate chain which is formed by sequentially connecting chain links, each chain link comprises an inner chain plate, an outer chain plate, a sleeve and a pin shaft, the inner chain plate and the outer chain plate are connected and fixed through a connecting plate, the outer chain plate and the inner chain plate are respectively provided with a chain plate hole, the outer chain plate and the inner chain plate are connected through the pin shaft, and the sleeve is sleeved on the sleeve. The pin shaft sequentially penetrates through the chain plate holes in the outer chain plate and the inner chain plate, the pin shaft is embedded in the chain plate hole in the outer chain plate in an expansion riveting mode, the sleeve is arranged on the pin shaft in a sleeving mode, and the sleeve is subjected to expansion riveting after being exposed. According to the highly-compact type large-side-bending bent plate chain, the running stability of the cha