A soda machine with a safety fitting, which includes a carbon dioxide steel cylinder (1), a soda cylinder (2), a gas outlet controller fitted to the carbon dioxide steel cylinder and a gas inlet means (3) fitted to the soda cylinder (2) said gas outlet controller includes a gas inlet body (4), a drive rod (5), a valve core (6) and a valve core seat (7), the gas inlet body (4) including a drive rod channel (41), a valve core seat chamber (42) and a gas outlet hole (43) the drive rod (5) and the valve core seat (7) being made of a single piece, and a limit disk being provided at a junction area of the drive rod and the valve core characterised in that it further includes a safety valve (12), a gas inlet hole of the safety valve communicating to the gas outlet controller, and a gas outlet hole communicating to the gas inlet means (3) said safety valve (12) including a valve body (121), a pressure spring (122), a valve core and a base cover having an outer thread, said valve body (121) having a gas channel (1211), and a valve core chamber (1212) perpendicular to the gas channel the gas channel (1211) and the valve core chamber (1212) communicating to each other by means of a through hole a pressure relief hole (1213) being provided on the valve core chamber (1212) said valve core (123) including a conical core (1231), a base plate (1232) and a spring seat which is positioned on a bottom surface of the base plate the conical core (1211) engaging the through hole, an upper end of the pressure spring (122) engaging the pressure spring seat, and a lower end thereof engaging the base cover (124) having the outer thread.La présente invention concerne une machine à soda équipée dun dispositif de sécurité et comprenant un cylindre en acier rempli de dioxyde de carbone (1), un cylindre à soda (2), un dispositif de commande de la sortie de gaz monté sur le cylindre en acier rempli de dioxyde de carbone et un moyen darrivée de gaz (3) monté sur le cylindre à soda (2). Ledit dispos