Outdoor optical cable fixing device for communication

The utility model discloses an outdoor optical cable fixing device for communication. Lower shell, fixing plates are fixedly arranged on the two sides of the lower shell. A mounting plate is fixedly arranged on one side of the fixed plate; a mounting groove is formed in the top end of the lower shell; a plurality of telescopic rods are fixedly arranged at the bottom end in the mounting groove; a supporting plate is fixedly arranged at the top end of the telescopic rod; springs are fixedly arranged on the outer sides of the telescopic rods of the supporting plates; the bottom end of the springis fixedly connected with the bottom end in the mounting groove; rollers are movably arranged between the supporting plates, first clamping grooves are formed in the two sides of the top end of the lower shell, an optical cable is movably arranged at the top end of the lower shell, the optical cable is movably arranged in the first clamping grooves and at the top ends of the rollers, an upper shell is fixedly arranged at