Broken wire detection device suitable for carbon fiber equipment oxidation furnace

The utility model provides a broken wire detection device suitable for carbon fiber equipment oxidation furnace which characterized in that: it includes the sealed transparent subassembly that the structure is the same in oxidation furnace body both sides with the mode fixed mounting of relative setting, sealed transparent subassembly is including adopting adapter sleeve and the sight glass of inboard cover encapsulation at long sleeve both ends respectively, long telescopic outer end is passed through the flange and is fixed on the lateral wall of oxidation furnace body, among the protectivesleeve of long telescopic inner cartridge on being fixed in the interior plate, install photoelectric switch control's light source in oxidation furnace body one side through the mounting panel, install the photoelectric reflection board at oxidation furnace body opposite side through the mounting bracket, and the central point of photoelectric switch control's light source and photoelectric reflection board and fixed mou