AC/DC power supply quick switching device that supplies power

The utility model discloses a AC/DC power supply quick switching device that supplies power that undisturbed switching, output voltage are not interrupted, can cause equipment to damage, does it specifically include direct current source, AC source, the control unit, safety protection circuit group, DC AC converter group, isolation transformer group, rectifier bridge group, be direct current source, AC source all through safety protection circuit group and DC AC converter group link, energy saving and environmental protection, the utility model provides a pair of AC/DC power supply quick switching device that supplies power, rectifier bridge group makes time spent undisturbed switching, and output voltage is not interrupted, can not lead to the fact equipment to damage. 本实用新型公开了种无扰切换、输出电压没有间断、不会造成设备损坏的交直流电源供电快速切换装置，其具体包括直流源、交流源、控制单元、安全保护电路组、DC-AC变换器组、隔离变压器组、整流桥组，所述直流源、交流源均通过安全保护电路组与DC-AC变换器组连接，所述DC-AC变换器组与隔离变压器组连接，且其均受控于控制单元。本实用新型提供的种交直流电源供电快速切换装置，整流桥组作用时无扰切换，输出电压没有间断，不会造成设备损坏。