Silenced bomb well head tester

The utility model relates to a silenced bomb well head tester to solve the safety problems existing in the prior art. The adopted technical scheme is that the tester comprises an air gun and a main engine, wherein the air gun comprises an air gun main body, an air-release valve, a microphone and a control handle; the microphone is connected with the main engine through a cable; the air gun main body is connected with the air-release valve, the microphone and the control handle; the air gun main body is as follows: the front end in a shell is provided with a hollow central spindle, a valve body is arranged at the rear end of the shell, and a valve cover is connected with the shell and the valve body; a valve rod is installed in the shell, one end of the valve rod extends out of the valve body, and the other end of the valve rod penetrates through the valve body and the valve cover and is connected with the control handle; a sealing ring is arranged in a groove on the valve rod in the valve body; a spring is ar