Born in
Vigo, he began his career at his hometown club
Sporting de Vigo, where he played alongside the likes of
Luis Otero,
Moncho Gil and
Ramón González, all of which being members of the
Spanish team that won the silver medal at the
1920 Summer Olympics. The presentation match of Celta de Vigo was held at
Coia on 16 September 1923, in a meeting between an A and a B team formed with the players from the club, taking advantage of the large team available that they had, and Queralt was one of the 11 footballers that lined-up for the B team. Queralt played in all matches in Celta's first-ever
Galician Championship title in 1923–24, before helping the club to a further two titles in the following two seasons, before retiring in 1927. ==International career==