Wireless detection device for train wheel-rail contact force

The invention relates to a wireless detection device for train wheel-rail contact force. The wireless detection device comprises a sensor unit, a time digital conversion unit, a data acquisition unit, a data storage unit, a high-speed wireless network transmission module, a data processing and analyzing software module and the like. The sensor unit mainly comprises strain gauges in different bridge manners according to different test requirements. The time digital conversion module is mainly used for converting time information corresponding to analog signals of the sensor into digital signals. The data acquisition unit realizes acquisition of eight-channel digital signals. The data storage unit is used for storing acquired data in real time. The high-speed wireless network transmission module realizes wireless transmission and processing of data of wheel-rail contact force. The data processing and analyzing software module is used for analyzing and processing wheel-rail contact force testing data.