Nitrogen stable-pressure output testing device for verification

The utility model provides a nitrogen pressure stabilizing output testing device for verification, relates to the technical field of air pressure testing, and solves the technical problems of low testing data precision and poor safety in the measuring process caused by high nitrogen output speed and unstable air pressure in the prior art. The nitrogen pressure stabilizing output testing device forverification comprises a nitrogen storage bottle for verification, a bottle valve, a pressure reducer, a pressure stabilizing tank, a verification valve, an air pressure detection display module anda nitrogen output valve, wherein the pressure reducer, the pressure stabilizing tank, the verification valve and the air pressure detection display module are sequentially connected to an air path between the bottle valve and the nitrogen output valve; the pressure reducer can reduce the air pressure of nitrogen for verification on the gas circuit where the pressure reducer is located, the pressure stabilizing tank can rec