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Flexible conductive fiber, flexible wire and preparation method thereof, and wearable equipment

A flexible conductive fiber and flexible conductive technology, which is applied in the direction of cable/conductor manufacturing, conductors, circuits, etc., can solve problems such as limited flexibility, poor bending resistance, and influence on the stability of transmitted electrical signals, so as to ensure signal quality and improve Effect of Signal Immunity

Pending Publication Date: 2021-11-19
SUZHOU INST OF BIOMEDICAL ENG & TECH CHINESE ACADEMY OF SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, some wires are made of metal wire structure, which has limited flexibility and poor bending resistance; some use flexible fiber wires to provide flexibility, and the stability of the transmission of electrical signals is affected by the external electromagnetic field.

Method used

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  • Flexible conductive fiber, flexible wire and preparation method thereof, and wearable equipment
  • Flexible conductive fiber, flexible wire and preparation method thereof, and wearable equipment
  • Flexible conductive fiber, flexible wire and preparation method thereof, and wearable equipment

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0046] The present invention provides flexible conductive fibers such as figure 1 As shown, it includes a fiber body 31, the fiber body 31 includes a conductive wire, and the outer surface of the conductive wire is provided with a signal shielding layer 313;

[0047] The conductive wire forms an electrical signal transmission channel; the signal shielding layer 313 is used to shield the external magnetic field from interfering with the electrical signal transmission of the conductive wire. Specifically, in the field of wearable devices, the wire structure used is usually a conductor covered with an insulating material. The insulating material is used to prevent the conductor from contacting other conductive objects. The signal transmission of such a wire structure is easily disturbed by an external magnetic field. The signal shielding layer 313 is provided on the outer surface of the conductive wire to shield the interference of the external magnetic field on the signal transm...

Embodiment 2

[0067] The invention provides a flexible wire, such as Figure 1 to Figure 4 As shown, the lead body 30 for the wearable device body 100 is included; the lead body 30 includes:

[0068] flexible conductive fibers as described above;

[0069] A braided thread 32 comprising at least two yarns; at least two yarns are woven with each other to form the braided thread 32 with several braided eyelets;

[0070] The fiber body 31 is bent and inserted through the braiding eyelets of the braiding wires 32 so as to be braided with the braiding wires 32 to form an integral structure.

[0071] Specifically, at least two yarns are fixed on the braiding machine by a doubling machine, and braided by the braiding machine. The braiding density depends on the production process, and there are several braiding eyelets (not shown in the figure) in the braided wire 32 formed by braiding. The fiber body 31 is braided to form the lead body 30 by sequentially passing through several braided eyelets o...

Embodiment 3

[0078] The present invention provides a method for preparing a flexible wire as described above, such as Figure 5 shown, including the following steps:

[0079] S1. Forming the signal shielding layer 313 outside the conductive wire to obtain the fiber body 31;

[0080] S2. Weaving at least two yarns with each other to form the braided wire 32 with several braided eyelets;

[0081] S3. The fiber body 31 is inserted into the braiding eyelets of several braided wires 32 in a curved shape, and the wire body 30 is braided.

[0082] Further, as Figure 6 Shown, the preparation of fiber body 31 comprises the following steps:

[0083] S11. The surface of the fiber filament 3111 is electroless-plated to form a metal conductive layer 3112 to obtain the conductive filament 311;

[0084] S12. One end of several conductive threads 311 is fixed, and the other end is rotated, twisted and wound to obtain the flexible conductive core;

[0085] S13. The flexible conductive core passes thr...

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Abstract

The invention provides a flexible conductive fiber which comprises a conductive wire. A signal shielding layer is arranged on the outer surface of the conductive wire. The conductive wire forms an electric signal transmission channel; and the signal shielding layer is used for shielding an external magnetic field from interfering the electric signal transmission work of the conductor wire. The fiber body transmits electric signals through the conductive wire, the signal shielding layer is arranged on the periphery of the conductive wire and used for shielding interference of an external magnetic field on signal transmission of the conductive wire, weak signals can be protected, the anti-interference performance of the signals is improved, and the signal quality is ensured. The fiber body is used for preparing the wire body of the wearable equipment body, a scheme of directly applying a conductive wire to the wearable equipment body is replaced, and an external magnetic field is prevented from interfering signal transmission of the conductive wire.

Description

technical field [0001] The invention relates to the technical field of flexible electronics, in particular to a flexible conductive fiber, a flexible wire, a preparation method thereof, and a wearable device. Background technique [0002] As people pay more attention to health, people pay more and more attention to their physical health, and wearable devices have entered the market. With the rise of wearable devices, flexible electronics has also received more and more attention. Among them, the flexibility of the wire is also one of the directions that people in the field are constantly striving to study. At present, some wires are made of metal wire structure, which has limited flexibility and poor bending resistance; some use flexible fiber wires to provide flexibility, and the stability of the transmission of electrical signals is affected by the external electromagnetic field. Contents of the invention [0003] In order to achieve the above objectives, the present i...

Claims

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Application Information

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IPC IPC(8): H01B7/00H01B7/04H01B7/17H01B13/00H01B13/22
Inventor 钟君刘永峰成贤锴蔡黎明朱文亮周虹
Owner SUZHOU INST OF BIOMEDICAL ENG & TECH CHINESE ACADEMY OF SCI
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