Patent ID: 8915130

Claim:
A battery-replaceable tire pressure sensor installed on a tire rim, the tire rim comprising an assembly through hole; the battery-replaceable tire pressure sensor comprising: a sensor body, comprising: a tire pressure sensing module disposed in the sensor body for detecting a tire pressure; a battery accommodating portion accommodating at least one battery for supplying power to the tire pressure sensing module; a cover screwing with the battery accommodating portion to retain the battery from disengaging from the battery accommodating portion; and a gas nozzle assembly hole; a gas intake nozzle, comprising: a coupling section inserted into the gas nozzle assembly hole; and a gas intake section connecting to the coupling section, penetrating through the assembly through hole and extending towards a direction outside the tire rim for gas to input; and a gas nozzle assembly member penetrating through the gas nozzle assembly hole to couple with the gas intake nozzle.