一种可拆分USB数据线

By using a detachable USB data cable with fiber optic cable and LC fiber optic connector design, combined with an LC duplex coupler and photoelectric conversion chip, the problem of traditional USB data cables being unable to pass through small apertures is solved, achieving signal integrity and power supply stability, and making it suitable for cabling needs in extremely small spaces.

CN224520366UActive Publication Date: 2026-07-17

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Filing Date
2025-08-27
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional USB data cables cannot pass through small-aperture environments due to their large end size, and traditional solutions cannot adapt to ultra-small aperture environments while ensuring power supply stability and signal integrity.

Method used

The USB data cable adopts a detachable structure, uses fiber optic cable and LC fiber optic connector, realizes signal transmission through LC duplex coupler, and sets up a power supply interface in one USB port. The photoelectric conversion chip realizes the conversion of electrical signals and optical signals.

Benefits of technology

It achieves complete signal transmission and power supply in a very small space, avoids electromagnetic interference, and requires no additional power supply line, making it suitable for ultra-small aperture environments.

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Abstract

本实用新型公开了一种可拆分USB数据线,包括一对独立的拆分模块以及连接两个拆分模块的耦合模块;所述拆分模块包括连接头,所述连接头连接有光纤线缆,所述光纤线缆连接有LC光纤头,两个拆分模块上的LC光纤头通过耦合模块可拆卸式连接。本实用新型采用AOC光电转换技术和光纤线缆作为传输导体,可实现最长200米无损传输USB数据信号,采用LC光纤头设计,可以实现整条线缆只需通过LC头常规小孔径障碍物后,再通过LC双工耦合器进行对接,即可实现完整线缆布置,由于光纤线和LC头具有细 / 小 / 轻等轻量化特征,故而可以穿过极小的空间,同时可以保证完整的信号导通。同时,采用光纤线作为传输导体,可以解决电磁辐射干扰。
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Claims

1. A detachable USB data line, characterized in that: It includes a pair of independent split modules and a coupling module that connects the two split modules; The splitting module includes a connector (1), which is connected to an optical fiber cable (2). The optical fiber cable (2) is connected to an LC optical fiber head (3). The LC optical fiber heads (3) on the two splitting modules are detachably connected through a coupling module. The coupling module is an LC duplex coupler (4).

2. The detachable USB data line of claim 1, wherein: The connector (1) includes a USB port and a photoelectric conversion chip connected to the USB port via a wire. An optical fiber cable (2) is connected to the photoelectric conversion chip, which is used to convert electrical signals and optical signals to each other.

3. The detachable USB data line of claim 2, wherein: One of the connectors (1) has a photoelectric conversion chip connected to a power supply interface (5) via a wire. The power supply interface (5) also uses a USB port.

4. The detachable USB data cable as described in claim 1, characterized in that: The LC fiber optic head (3) is provided with a push-button type protrusion (6) similar to that of the crystal head. The LC duplex coupler (4) is provided with slots (7) on both sides to accommodate the LC fiber optic head (3). The top of the slot (7) is provided with a slot that matches the push-button type protrusion (6).