Municipal pipeline laying device and use method

The invention relates to a municipal pipeline laying device and a use method, and relates to the technical field of municipal engineering special equipment, the municipal pipeline laying device comprises an unwinding laying device, a charging barrel, an automatic nail gun and a limiting mechanism; wherein the charging barrel is installed at the discharging end of the unwinding and laying equipment, a discharging groove is formed in the lower end of one side of the charging barrel, a plurality of pipe clamps with omega-shaped cross sections are placed in the charging barrel in a stacked mode, the lowest pipe clamp located in the charging barrel can horizontally retreat out of the charging barrel through the discharging groove, and the limiting mechanism is installed on the side, provided with the discharging groove, of the charging barrel. The limiting mechanism is used for limiting the pipe clamp to retreat out of the charging barrel, the number of the automatic nail guns is two, the automatic nail guns are c