Lock protection device for cable distribution box

The invention provides a lock protection device for a cable distribution box and relates to a safety protection device for locks. A recessed box plate (1) is arranged in the middle of a box door (10) and movably connected to the middle of a double-wing rotating shaft (3), intra-door double wings of the double-wing rotating shaft are connected with one end of an upper lock rod (2) and one end of a lower lock rod (5), an opening/closing plate (6) is hinged to the extra-door face of the double-wing rotating shaft through a shaft (4), and a buckling hole in the opening/closing plate is matched with a lock catch (7) on the lower portion of the recessed box plate. A flat plate on the upper portion of lock protection angle iron (8) is connected to the upper portion of the buckling hole in the opening/closing plate. The buckling hole is shielded by a vertical plate of the lock protection angle iron in a spaced manner, and a hanging lock (9) is hung to the lock catch. According to the lock protection device for the ca