Fuse -element miniature protecting component insulating tube structure placed in middle

The utility model discloses a fuse -element miniature protecting component insulating tube structure placed in middle, belong to electrical protection component technical field, the insulating tube that is equipped with the inner chamber by inside is constituteed, the interior intracavity of insulating tube is equipped with the fuse, the insulating tube is square insulating tube, be equipped with arc chamfer on four angles of square insulating tube, the interior intracavity of insulating tube is equipped with two at least spacing arriss, spacing arris is used for keeping the fuse to be in the central line of inner chamber along insulating tube length direction, integrated into one piece between spacing arris and the insulating tube, spacing arris is rectangular shape arris or protruding limit point. The utility model discloses increase all around a plurality of spacing arriss at tubulose protecting component inner chamber, spacing arris and insulating tube integrated into one piece, the fuse -element can be p