本实用新型公开了一种基于蓝牙技术的轴系传感器数据无线传输装置,包括传感器和与其连接的蓝牙发射部分,传感器通过强力磁铁固定连接在轴系的轴承上;蓝牙发射部分包括与所述传感器依次相连的A/D模块、控制模块、蓝牙模块和微天线;微天线包括薄介质基片和接地板,所述基片上设置有金属贴片。本实用新型数据传输过程不需要经过导线,避免了由于接触而引发的隐患;不容易受天气、灰尘等外界环境影响而损坏导线,不存在机械磨损和摩擦,不必为此付出高昂的维护费用、廉价可靠。 The utility model discloses a shaft-type sensor data wireless transmission device based on Bluetooth technology, which comprises a sensor and a Bluetooth transmitting part connected with the sensor. The sensor is fixedly connected with a bearing of a shaft system through a strong magnet. The Bluetooth transmitting part includes a sensor connected with the sensor The A / D module, the control module, the Bluetooth module and the micro antenna are sequentially connected; the micro antenna comprises a thin dielectric substrate and a ground plate, and the substrate is provided with a metal patch. The utility model does not need to go through the wires during the data transmission process and avoids the hidden trouble caused by the contact. The utility model is not easily damaged by the external environment such as the weather, the dust and the like, has no mechanical wear and friction, does not have to pay high maintenance cost, Cheap and reliable.