Portable ozone analyzer calibration device

The utility model provides a portable ozone analyzer calibration device which comprises a zero gas inlet and a gas mixing tank, three gas inlet ends of the gas mixing tank are respectively connected with a low-concentration ozone branch, a high-concentration ozone branch and a zero gas branch, and a gas outlet end of the gas mixing tank is connected with a photometer branch and a standard gas output port I; the low-concentration ozone branch comprises a low-concentration ozone generator, and the high-concentration ozone branch comprises a first high-concentration ozone generator; the photometer branch comprises a photometer, an ozone washing device and an air pump which are sequentially connected through a pipeline. According to the utility model, the low-concentration ozone generator and the high-concentration ozone generator are integrated, so that calibration of low-concentration and high-concentration ozone monitoring instruments can be simultaneously met, and market requirements are met. 本实用新型提出一种便携式臭氧分析