Device and process for the splicing of textile threads using compressed air and liquid

A device (10, 10′) for the splicing of textile threads using compressed air and liquid, comprising a casing having a splicing head in which is located a mixing chamber (11), said mixing chamber being capable of being hermetically sealed and having within said mixing chamber capable of receiving, discharging an splicing two threads or yarns (12, 13) within said mixing chamber (11), at least one feed duct for air with added liquid connected into said mixing chamber (11), said feed duct having a valve controlled by the emission of compressed air and a means to add liquid to the compressed air before emission of said compressed air into said mixing chamber (11), said splicing head with said mixing chamber being set in an isolated tank (26) from which extends at least one channel extending from said isolated tank for discharge to the outside of compressed air and any added liquid wherein said isolated tank has means for putting said at least one channel under suction.