Coal mine electromechanical junction box

• Main Authors: CAO SHICHAO, ZHENG JIE, LI YAN, MA YAJIE, YU QUANHE, WANG BO
• Format: Patent
• Language: Chinese; English
• Published: 15.12.2020
• Subjects: ALARM SYSTEMS; BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLYOR DISTRIBUTION OF ELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES; ORDER TELEGRAPHS; PHYSICS; SIGNALLING; SIGNALLING OR CALLING SYSTEMS

The utility model discloses a coal mine electromechanical junction box which comprises a box body, a wiring board is inserted into the end portion of the box body, a handle is arranged on the outer wall of the wiring board, a plurality of wiring grooves are formed in the wiring board, and an L-shaped connecting plate is fixed to the end, located in the box body, of the wiring board. A reset springis fixed between the connecting plate and the inner wall of the box body, a rotating plate is rotationally connected into the box body, one end of the rotating plate is located on one side of the endof the connecting plate, a switch is installed on the inner wall of the box body, the other end of the rotating plate is located on the outer side of the switch, and a fixing plate is further fixed to the inner wall of the box body. When a lawbreaker pulls out the wiring board and tries to damage the wiring structure, an alarm is triggered, so that the lawbreaker can find the wiring structure intime, damage and property l