Line pipe mounting and fixing device for weak current engineering

The utility model discloses a line pipe mounting and fixing device for weak current engineering. According to the technical scheme, the device is characterized by comprising a fixed block and an overturning block, one end of the overturning block is hinged with one end of the fixing block; the other end of the overturning block is clamped with the other end of the fixed block; semicircular holes are formed in the overturning block and the fixed block; the overturning block and the fixed block are in a clamping state; the two semi-circular holes are combined into a circular hole for accommodating a wire pipe; containing grooves are formed in the side walls of the semi-circular holes, clamping blocks are arranged in the containing grooves in the overturning blocks, rotating shafts used for driving the clamping blocks to move are connected to the overturning blocks in a threaded mode, the rotating shafts are axially fixed to the clamping blocks and circumferentially and rotationally connected with the clamping b