Fecha de publicación: 07/04/2020 Fuente: Wipo "IOT" The utility model discloses an NB-IOT data communication terminal. The NB-IOT antenna comprises a metal shell, an NB-IOT antenna body and a connecting port. Mounting plates are fixedly connected to the left side and the right side of the metal shell, bolt holes are formed in the upper surfaces of the mounting plates, a hanging plate is fixedly connected to the top of the metal shell, hanging holesare formed in the surface of the hanging plate, and the bottom of the metal shell is movably connected with a fastening device through a hinge. The NB-IOT data communication terminal comprises an NB-IOT server and an NB-IOT server, a hanging plate and a mounting plate are arranged; the effect of conveniently mounting equipment is achieved; the mounting efficiency of mounting personnel is improved; the metal shell is movably connected with the fastening device; when the connecting wire is inserted into the connecting port; then the upper fastening sheath and the lower fastening sheath are usedfor locking the joint; the NB-IOT antenna can be conveniently retracted through the arrangement of the antenna placement groove, and the arrangement of the limiting mechanism can prevent the receiving angle of the NB-IOT antenna from being inclined when the NB-IOT antenna is touched, so that the effect of limiting the NB-IOT antenna is achieved.