Vehicle-mounted sensor mounting structure for 5G Internet of Vehicles

The utility model discloses a vehicle-mounted sensor mounting structure for 5G Internet of Vehicles, which comprises a connecting rod, a placing seat is fixedly connected to the connecting rod, a circular ring is fixedly connected to one end, deviating from the placing seat, of the connecting rod, and through the arrangement of the circular ring and a sliding rod, the whole mounting structure can be directly sleeved on a tail gas pipeline of an automobile; according to the automobile tail gas detection device, the sensor can directly approach tail gas emitted by an automobile, the tail gas emitted by the automobile is accurately detected, rubber blocks are arranged on three sliding rods to increase friction force, and a first clamping plate and a second clamping plate are arranged, so that the mounting structure is more stable on the basis of a fixing mode that a circular ring is matched with the rubber blocks; in addition, the pipe wall of the pipe opening of the automobile exhaust pipe can be clamped throug