Outdoor column vacuum breaker

The utility model relates to a column switch field discloses an outdoor column vacuum breaker, including base, utmost point post and supporting mechanism. Utmost point post is located the base insideand supported by the base, and the supporting mechanism supports the base, and the supporting mechanism includes fixing device and head, and fixing device includes the bottom plate, and the base is byfloor support, the base can be dismantled with the head and be connected. The utility model has the advantages of it is following and effect: the new mechanical structure of this scheme utilization,both can be fixed in the pole with the circuit breaker on, convenient to detach carries out maintenance work again, avoids the workman continuously to carry out high altitude construction and leads tothe fact the safety problem. 本实用新型涉及柱上开关领域，公开了种户外柱上真空断路器，包括底座、极柱与支撑机构。极柱位于底座内部并由底座支撑，支撑机构支撑底座，支撑机构包括固定装置与活动装置，固定装置包括底板，底座由底板支撑；底座与活动装置可拆卸连接。本实用新型具有以下优点和效果：本方案利用新机械结构，既可将断路器固定于电杆上，又便于拆卸进行维修工作，避免工人持续进行高空作业造成安全问题。