The utility model provides an intelligent ammeter turnover case fixture, through at this internal left hold assembly and right hold assembly of setting up of fork, and two hold assemblies all are equipped with to be fixed at this internal cylinder of fork, connecting rod and shift fork, the cylinder during operation, can remove by drive connecting rod, thereby it tightly has enough to meet the need the case to make the shift fork press from both sides, realized that the cylinder does not produce relative movement with the fork body, and can the respective shift fork of individual drive, accomplish high -efficiently, it is stable, it is high compatible, the clamp of the intelligent ammeter of high reliability turnover case tight with loosen, the centre gripping success rate to intelligent ammeter turnover case has effectively been improved, the stable realization and the relevant system steady operation that detect for the electric energy meter is automatic provide technical support, can wide application in other utilities electric co. S, electric energy meter production, detect among enterprise institution and the relevant industry field automatic system, and has a good application prospect.