Water injection isolation pier for municipal engineering

The utility model discloses a water injection isolation pier for municipal engineering. The guardrail comprises a pier body, a spring and a guardrail tube, a water injection opening is formed in the upper right portion of the pier body, an inner pipe and an outer pipe are installed in each connecting pipe, the outer pipes and the inner pipes are connected through threaded pipes, a touch rod is arranged on the right side face of the blocking plate, a water inlet is formed in the middle of the partition plate, the touch rods penetrate through through holes, and guardrail pipes are in threaded connection with the interiors of the outer pipes. The water injection isolation pier for municipal engineering is provided with a blocking plate and a partition plate. Use process, the guardrail tube isin contact with the touch rod; therefore, the touch rod drives the blocking plate to move; according to the device, the blocking plate and the partition plate are arranged, so that the blocking plateand the partition plate a