Fixed point formula distributed optical fiber monitoring hole mouth anti -theft device

The utility model provides a fixed point formula distributed optical fiber monitoring hole mouth anti -theft device, include: the PVC optic cable protection pipe, the optical cable is followed pass inthe PVC optic cable protection pipe and expose from the top of PVC optic cable protection pipe, the platform mound is pour the outside of PVC optic cable protection pipe, circular guard box, be vertical arrange and with the upper portion be airtight connection's of platform mound cylindrical box body, inside can supply to place with the instrument that cable signal connects, the visor, its lid closes use simultaneously on the top surface opening of circular guard box and protect the protection lock pinning, visual toughened glass fixes in the middle of the visor, can pass through visual toughened glass reads the data of instrument. The utility model discloses can give 360 degrees protections to fixed point formula distributed optical fiber monitoring hole mouth, the laying and reading ofthe instrument of being co