Simple calibrator for safe diffusing device

The utility model discloses a simple calibrator for a safe diffusing device. The device comprises a three-way valve, three interfaces of the three-way valve are respectively a first interface, a second interface and a third interface, the first interface is connected with a pressure gauge, the second interface is connected with an inflatable ball, the third interface is connected with a calibration pipe, and the inflatable ball is provided with a one-way valve switch and an exhaust hole. The simple calibrator for the safety diffusing device is simple in structure and easy and convenient to operate. 本实用新型公开了一种安全放散装置简易标定器，其包括三通阀，所述三通阀的三个接口分别为第一接口、第二接口和第三接口，所述第一接口连接有压力表，所述第二接口连接有充气球，所述第三接口上连接有标定管，所述充气球上设有单向阀开关和排气孔。其目的是为了提供一种结构简单、操作简便的安全放散装置简易标定器。