Silicon controlled rectifier trigger pulse device suitable for self-energy-taking high-voltage series connection

The utility model discloses a silicon controlled rectifier trigger pulse device suitable for self-energy-taking high-voltage series connection. The silicon controlled rectifier trigger pulse device comprises a packaging box, a first circuit board, an insulation fixing plate and a second circuit board. Wherein the first circuit board, the insulating fixing plate and the second circuit board are sequentially arranged in the packaging box in a laminated mode from top to bottom, and the first circuit board is electrically connected with the second circuit board; the first circuit board is provided with a self-energy-taking loop connected with the main loop, voltage is converted through the power supply and transmitted to the second circuit board, and the second circuit board is provided with a pulse trigger loop connected with the self-energy-taking loop and further provided with an optical fiber receiver and an optical fiber transmitter. According to the utility model, the stacked internal structure is arranged,