Partition wall structure and installation method thereof

The invention discloses a partition wall structure and an installation method thereof. The partition wall structure is used on a non-bearing partition wall and/or a non-bearing exterior enclosure wall in a building, the partition wall structure comprises multiple partition wall plates, each partition wall plate comprises reinforcing bar frames and an infill panel arranged between the reinforcing bar frames, two adjacent partition wall plates are connected through short reinforcing bar fastening pieces, and the partition wall plates are connected with corresponding wall tops, wall bottoms and side walls through the short reinforcing bar fastening pieces. The partition wall structure is firmer, good in stability, not prone to deformation and good in crack resistance effect and anti-hollowing effect.