Protective electronic information display board based on Internet of Things

The utility model relates to the technical field of electronic information display boards, in particular to a protective electronic information display board based on the Internet of Things, which comprises an electronic information display board, a base, a back plate, a hinge rod, a worm gear and a worm. The device is provided with a hinge rod, a back plate, a worm wheel and a worm, rotary worm,rotation of worm gear, the hinge rod connected with the worm wheel is driven to rotate along the hinged part with the back plate; in addition, due to the fact that the two hinge rods and the back plate form a four-connecting-rod mechanism, the electronic information display board is kept in a vertical state all the time when moving, and therefore various modules arranged in the electronic information display board are prevented from inclining and shaking in the moving process to damage the electronic information display board. 本实用新型涉及电子信息显示牌技术领域，具体涉及一种基于物联网的防护型电子信息显示牌，包括电子信息显示牌，还包括底座、背板、铰链杆、蜗轮、蜗杆。本实用新型设置铰链杆、背板、蜗轮、蜗杆，通