Electric power secondary equipment device

The utility model discloses an electric power secondary equipment device, which is used for an electric power equipment cabinet body and comprises an outer shell assembly, an inner shell assembly and an upper screen fixing assembly. The outer shell assembly is slidably connected with the inner shell assembly. The upper screen fixing assembly is located at the front end of the shell assembly. The shell assembly is detachably connected with the switch cabinet door through the upper screen fixing assembly. By means of the hidden upper screen fixing mode, the problem that the appearance is affected due to the fact that screws are exposed when the secondary protection device is clamped on the cabinet door can be effectively solved, the installation process is simplified, the defects of an existing mode can be overcome, secondary equipment can be rapidly and conveniently installed, and the engineering cost is reduced. 本实用新型公开了一种电力二次设备装置，用于电力设备柜体，包括：外壳组件、内壳组件和上屏固定组件；外壳组件和内壳组件滑动连接；上屏固定组件位于外壳组件前端；外壳组件通过上屏固定组件与开关柜柜门可拆卸