Empty gas detection on vehicle air conditioner host computer surveys structure

The utility model provides an empty gas detection on vehicle air conditioner host computer surveys structure belongs to car technical field. It has been solved the empty gas detection of current car and has surveyed the high problem of structure manufacturing cost. This empty gas detection on vehicle air conditioner host computer surveys structure, the air conditioner host computer includes the casing, is equipped with extrinsic cycle wind gap and inner loop wind gap on the casing, is equipped with inside and outside circulation air door between extrinsic cycle wind gap and the inner loop windgap, empty gas detection surveys the structure and includes air matter level sensor, air matter level sensor sets up in extrinsic cycle wind gap department, has offered the ventilation hole on the inside and outside circulation air door, air matter level sensor's mounted position and ventilation hole to offer the position corresponding. This empty gas detection on vehicle air conditioner host computer surveys structure h