Wireless data transmission system for camera of heading machine

The utility model discloses a wireless data transmission system for video cameras of a heading machine, which comprises a plurality of wireless video cameras and an explosion-proof and intrinsic safety type data exchange box, and the wireless video cameras transmit wireless data through a wireless data transmission module; the flameproof and intrinsic safety type data exchange box comprises a wireless network bridge and a data selection control module which are connected, the wireless network bridge is used for transmitting wireless data with the wireless camera, and the data selection control module is used for selectively receiving the wireless data of the wireless camera. According to the wireless data transmission system for the video cameras of the heading machine provided by the utility model, wireless data transmission between the plurality of video cameras and the data exchange box is realized through the wireless network bridge; an explosion-proof and intrinsic safety type data exchange box is select