Locking air tap of tire pressure detector

A tire pressure detector locking air tap comprises a detector body and two guide wings connected with the body, the body is provided with an abutting portion located between the two guide wings, the two guide wings are provided with two opposite limiting protruding strips, one ends of the two limiting protruding strips are connected with one side of the abutting portion and extend in a gradually-expanding bent arc mode, and the other ends of the two limiting protruding strips form expanding ends. A packing groove is formed between the two limiting raised lines and the abutting part; the air tap comprises a pipe body, a nut and a connector connected with one end of the pipe body, the nut is assembled on the pipe body in a screwed mode, the connector is provided with assembling ends extending to the two sides of the pipe body in a protruding mode and abutting protruding parts arranged on one sides of the assembling ends in a protruding mode, the assembling ends of the connector of the air tap are clamped in the