Wheel returning alarm device for parking of vehicle

The utility model relates to a wheel returning alarm device for the parking of a vehicle. The device comprises a singlechip unit, a streering wheel corner sensor, a vehicle speed sensor, an audio processing unit, an audio frequency power amplifier unit, and a power supply unit for providing a working voltage for the wheel returning alarm device for the parking of the whole vehicle, wherein signal output terminals of the streering wheel corner sensor and the vehicle speed sensor are respectively connected with an input terminal of the singlechip unit; and an output terminal of the singlechip unit is connected with an input terminal of the audio processing unit, and an output terminal of the audio processing unit is connected with an input terminal of the audio frequency power amplifier unit. According to the device disclosed by the utility model, under the condition that wheels do not return when the vehicle parks, the device actively starts voice broadcast to remind a driver to return the wheels timely, so that the damage to the vehicle is reduced, and the safety of the vehicle is improved.