Intelligent 4G internet-of-thing gateway for infrastructure site

The invention relates to an infrastructure site data transmission transfer device, in particular to an intelligent 4G internet-of-thing gateway for an infrastructure site, and solves the technical problems in the background art. The intelligent 4G internet-of-thing gateway comprises an audio and video commanding and dispatching device, an equipment shell, a 4G router, an industrial personal computer, an LORA receiving module and the like, and is characterized in that the industrial personal computer and the LORA receiving module are electrically connected with the 4G router; the industrial personal computer is further connected with a high-power battery and an alarm device; and the alarm device is embedded in the equipment shell. According to the invention, when 4G signals are good, various operation data can be transmitted to the external network communication equipment, and the intelligent safety helmet can be connected with the external network communication equipment, so that audioand video scheduling of