Vehicle-mounted standard meter method gas flow standard device

The utility model discloses a vehicle-mounted standard meter method gas flow standard device. The device comprises a host assembly, a fan assembly and a control assembly which are all fixedly installed in a carriage, a counter is arranged in the carriage, a detected meter table position used for placing a detected meter is arranged on the counter, and the detected meter is communicated with the host assembly and the fan assembly through a breather pipe section for detection. According to the vehicle-mounted gas flow standard device, all systems needed by instrument calibration are fixedly installed in the carriage, after the vehicle is driven to the place where a user instrument is located, all calibration processes can be completed in the carriage without moving equipment down, and the working efficiency is greatly improved. 一种车载式标准表法气体流量标准装置。它包括主机组件、风机组件以及控制组件，三者均固定安装于车厢内，所述车厢内设有柜台，柜台上设有用于放置被检表的被检表台位，被检表通过通气管段与主机组件和风机组件连通进行检测。本实用新型一种车载气体流量标准装置，将仪表检定所需的各系统固定安装于车厢内，开车到达用户仪表所在地后，不需要将设备搬下车，在车厢内即可完成所有检定过程，大大提高了工