Cubical switchboard, protection screen dedicated line are detained

The utility model discloses a cubical switchboard, protection screen dedicated line are detained, including cramping body and supporting seat, the supporting seat be the box structure of uncovered formula, the cramping body including exposed core and stiff end, the exposed core of cramping body curved elasticity clamping jaw of two goat's horns forms of establishhing relatively has, be provided with the cavity in the stiff end lower part of cramping body, be provided with the spring in the cavity, the up-and-down motion is done to whole cramping body supporting seat relatively, when the downstream, the elasticity clamping jaw partially holds in the supporting seat, is provided with the locating piece on the cavity upper portion of cramping body stiff end, still is provided with the spacer in the cavity of cramping body stiff end, still is provided with the magnetic substance in the bottom of supporting seat. The utility model discloses a cubical switchboard, protection screen dedicated line are detained for site work provides safe, quick fixation test test wire, improves the security greatly.