Strength testing device for flame arrester shell

The invention relates to the technical field of flame arrester tests, in particular to a strength test device for a flame arrester shell, which comprises a test bed, a pressure test structure, a fixing structure, a sealing test structure, a tension test structure, a plug-in structure and a flame arrester shell body, the flame arrester shell body is fixed through the fixing structure, the fixing efficiency of the flame arrester shell body is improved, flame arrester shell bodies of different sizes can be fixed at the same time, the applicability of the testing device is improved, pressure testing is conducted on the flame arrester shell body through the pressure testing structure, and whether the pressure resistance of the flame arrester shell body is qualified or not is detected; the sealing performance of the flame arrester shell body is tested through the sealing test structure, and whether crack leakage exists on the flame arrester shell body or not is tested; the tension testing structure and the pressing