A cable branch box with internet of things device

CN122931301APending Publication Date: 2026-10-16CHINA ONEPOWER ELECTRIC CO LTD
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Patent Information

Application Number
CN202611229846.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-08-13
Publication Date
2026-10-16

AI Technical Summary

Technical Problem

[0004]为满足户外安装环境下的防护要求,电缆分支箱的箱体通常采用全金属结构,以达到较高的IP防护等级,将天线内置于箱体内部,全金属箱体会形成法拉第笼效应,对无线信号产生强烈屏蔽,导致天线信号严重衰减,无法保证数据可靠传输;若是将天线裸露在箱体外,天线极易受到外力碰撞、风吹振动及环境侵蚀而损坏

Benefits of technology

天线叶片物理上位于金属箱体外部的散热孔上方,避开金属箱体形成的法拉第笼,从根本上解决了天线内置时信号被严重屏蔽和衰减的问题,保障了物联网数据无线传输的稳定性和可靠性;物联网装置与天线叶片的电气连接,是通过在容纳槽槽壁上开设的穿孔和连接端子实现的,单点小孔贯穿的结构,相较于将整个天线从一个大孔伸出的方式,其开孔面积更小、更易于进行高等级的密封处理,从而在实现天线外置功能的同时,最大程度地维持了箱体原有的IP防护等级。

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Abstract

The application relates to the technical field of cable branch boxes, and discloses a cable branch box with an internet-of-things device, which comprises a box body, a containing groove is formed in the box body, a plurality of heat dissipation holes communicating with the containing groove are formed in the side surface of the box body, a rain baffle is arranged on the side surface of the box body, the rain baffle is located on the side of the heat dissipation hole far from the ground, an antenna blade is arranged on the box body, the antenna blade is located on the side of the heat dissipation hole far from the ground, an internet-of-things device is arranged in the box body, a through hole is formed in the groove wall of the containing groove, a connecting terminal is arranged at the through hole, the connecting terminal is used for connecting the internet-of-things device and the antenna blade, a wire in the antenna blade is inserted into the connecting terminal, and a wire in the internet-of-things device is inserted into the connecting terminal. The antenna blade of the application is physically located above the heat dissipation hole outside the metal box body, avoids a Faraday cage formed by the metal box body, and guarantees the stability and reliability of wireless transmission of internet-of-things data.
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