Measuring and paying-off metering device

The utility model discloses a measuring pay-off metering device which comprises an aluminum alloy pay-off plate, an auxiliary pay-off mechanism is assembled on the inner side of the aluminum alloy pay-off plate and used for assisting measuring personnel in fast pay-off, and a height adjusting mechanism is assembled at the bottom of the aluminum alloy pay-off plate and used for adjusting the height of the aluminum alloy pay-off plate. The height adjusting mechanism is used for adjusting the height of the aluminum alloy pay-off plate. By means of the structural design of the auxiliary paying-off mechanism, the auxiliary paying-off device achieves auxiliary paying-off work in subway stations, high-speed rails, roadbeds and some ground buildings, use is convenient, paying-off work is more efficient through an aluminum alloy paying-off plate, marking is more accurate through arrangement of distance indicating holes, the efficiency of the auxiliary paying-off device is improved, and the service life of the auxiliar