Vacuum extinction chamber for epoxy resin seal pole

The utility model relates to a vacuum explosion chamber used for an epoxy solid-enveloped pole. An enclosed casing is formed by an end cover, an end shield cover, a ceramic ring, a cylinder, a ceramic ring, an end shield cover, end cover which are mutually connected in sequence. The shield cover is connected at the both ends of the cylinder to form a main shield cover, the casing is arranged with a static electric conducting rod component and a moving electric conducting rod component from top to bottom in sequence, the static electric conducting rod component is suited in the hole of the end cover and welded together, a guide sleeve is suited in a positioning sleeve, then suited on an electric conducting rod component, and then arranged in the end cover. Compared with the prior art, the volume is reduced 50 percent, the cost is reduced 30 percent. The utility model can be used on a vacuum circuit-breaker fitted with a charging switch cabinet.