Low-voltage line voltage regulating device

The utility model belongs to the technical field of voltage regulation. The low-voltage line voltage regulating device comprises a voltage regulator, the clamp comprises a first clamping ring and a second clamping ring, a first fixing block and a second fixing block are fixedly mounted on the left side and the right side of the first clamping ring correspondingly. A third fixing block and a fourthfixing block are fixedly mounted on the left side and the right side of the second clamping ring correspondingly. A through hole is formed in one side, close to the second fixing block, of the fourthfixing block; a first bearing is fixedly mounted in the through hole; a threaded hole is formed in the side, close to the fourth fixing block, of the second fixing block. A screw rod is rotationallymounted in the through hole; the screw rod is fixedly sleeved with the inner ring of the first bearing; according to the electric pole clamping device, the first clamping ring and the second clampingring can be conveniently dis