The connection has a bolt (6) fixed to the neck of the first latch and fitting into the neck of the second latch. The connection (1) is mounted in the neck (5) of the second latch (3) and is formed by a spring-loaded bayonet lock. At the free end of the bolt (6) of the first latch (2) is at least one locking stud (10) projecting outwards over the bolt and corresponding to a locking groove in the neck (5) of the second latch. A cylindrical outer sleeve (11) on the free end of the bolt of the first latch supports the locking stud at its free end.