Improvement structure of electron wire rod

The utility model discloses an improvement structure of electron wire rod, include the pencil of constituteing by a plurality of wires, the outer cladding of pencil has the cotton layer of fire -retardant bubble, pencil one end is equipped with the flexible sealing plug, stretch out outside the flexible sealing plug wire end, be equipped with vertical inside sunken draw -in groove on the lateral surface of flexible sealing plug, when the electron wire rod is connected with electronic equipment, wire end and electronic equipment welded fastening, the draw -in groove card of flexible sealing plug is on the corresponding casing of electronic equipment. Through cover the cotton layer of fire -retardant bubble in the pencil outsourcing to and set up sealing stopper at the link of pencil, and the groove of setting up a checkpoint on sealing stopper makes the electronics wire rod when being connected with equipment, sealed effect is better, is suitable for very much and uses on the audio amplifier, can effectively completely cut off electric current sound and to the interference of tone quality, eliminate owing to the broken sound that electric current sound led to the fact, has improved the music effect that the audio amplifier was broadcast.