Wiring terminal convenient to assemble and capable of preventing misplug

The utility model discloses a convenient-to-assemble anti-misplug wiring terminal, which comprises a wiring board, the top of the wiring board is fixedly connected with an extension box, two sides of the inner cavity of the extension box are provided with extension rods, the surface of each extension rod is sleeved with a first spring, one end of each extension rod is fixedly connected with a limiting block, and the other end of each extension rod is fixedly connected with a second spring. A clamping plate is fixedly connected to the bottom of the limiting block, fixing blocks are fixedly connected to the two sides of an inner cavity of the extension box, a wiring block is fixedly connected to the top of the wiring board, a first contact plate is fixedly connected to the bottom of an inner cavity of the wiring block, and a vertical rod is slidably connected to the top of the wiring block. According to the utility model, through cooperative use of the wiring board, the extension box, the extension rod, the fir