| 摘要 |
<p>A connecting structure of a protective cover, upper cover and casing of a contactor, the connecting structure comprising a contactor casing (1), a contactor upper cover (2) and a contactor protective cover (3); a fixture block (322) on the protective cover (3) fits a bayonet (111) on a casing side plate (11) to fix the protective cover (3) and the casing (1) horizontally; the positioning notches (34) on the protective cover (3) match the positioning protrusions (112) on the side plate (11) and separation plate (12) of the casing (1) to position the protective cover (3) and the casing (1) axially; and a top edge on a long socket (33) of the protective cover (3) is fixed in the groove (121) of the separation plate (12) of the casing (1) to fix the protective cover (3) and the casing (1) longitudinally. Provided is the connecting structure of a protective cover, upper cover and casing, enabling the protective cover to closely fit with the casing, be unlikely to fall apart and preventing incorrect installation of the wire inlets and outlets of the protective cover.</p> |
