Environment fault detection system for working condition machine

The utility model discloses an environment fault detection system for a working condition machine. The environment fault detection system comprises the working condition machine and a detection module electrically connected with the working condition machine, the detection module comprises a power supply detection unit which detects the voltage output by a switch SB1 through a silicon controlled rectifier U1; according to the drainage detection unit, a silicon controlled rectifier U3 detects the working state of an electromagnetic valve DC; a motor detection unit, wherein a silicon controlled rectifier U4 detects the operation voltage of the motor; the fault prompting unit is used for controlling the operation of a loudspeaker LS through the closing of a trigger switch S1, a trigger switch S2 and a trigger switch S3; according to the utility model, the silicon controlled rectifier U1 detects the voltage output by the switch SB1 through the touch control of the working condition machine, so as to determine whe