Fabric wire

Abstract

The utility model provides a fabric lead, which relates to the technical field of fabric leads and comprises a conductive circuit layer and two insulating layers arranged on two sides of the conductive circuit layer. The conductive circuit layer comprises a plurality of wires arranged side by side, connecting pieces arranged at one ends of the wires and wiring plates electrically connected with the wires through the connecting pieces, a shielding layer is arranged on one side, away from the conductive circuit layer, of each insulating layer, and the shielding layers are of a warp and weft staggered structure. The distance between the warp and the weft in the warp and weft staggered structure is not larger than 0.25 cm. Interference of external electromagnetism on signal transmission of the conductive circuit layer can be effectively avoided, stability and reliability of signal transmission in the conductive circuit layer are guaranteed, the service life of the fabric wire is greatly prolonged, and performance of the fabric wire is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fabric wire, especially a kind of fabric wire. BACKGROUND

[0002] Fabric wire is a kind of material that combines the characteristics of electric conduction and fabric, which can realize flexible connection while realizing electric conduction transmission, can adapt to various complex dynamic environments, is not easy to be damaged by deformation, and is widely used in analog and digital signal transmission, micro energy supply and other scenes between various wearable devices.

[0003] The existing fabric wire is mainly composed of a conductive circuit layer and a protective insulating layer. The protective insulating layer is uniformly and firmly attached to the surface of the conductive circuit layer by a coating process, forming a continuous and seamless covering structure to ensure good bonding force between the two, effectively preventing the conductive circuit from being exposed, and ensuring electrical safety and overall performance. However, the fabric wire with the above structure lacks an effective shielding structure. During use, the signal transmission of the conductive circuit layer is easily affected by external electromagnetic interference, resulting in signal attenuation, distortion and other problems, which seriously affects the normal operation of the equipment. SUMMARY

[0004] Therefore, the utility model aims to provide a kind of fabric wire, to solve the technical problem that the fabric wire of prior art lacks effective shielding structure, is easy to appear signal attenuation, distortion and other situations during use, seriously affects the normal operation of equipment.

[0005] The utility model discloses a kind of fabric wires, including conductive circuit layer and two insulating layers on the two sides of the conductive circuit layer, the conductive circuit layer includes multiple side-by-side arranged wires, the connecting piece at one end of the wire, and the wiring board electrically connected with the wire by the connecting piece, the side of each insulating layer away from the conductive circuit layer is respectively provided with shielding layer, the shielding layer is warp-weft staggered structure, the spacing between warp and weft in the warp-weft staggered structure is not more than 0.25cm.

[0006] Compared with the prior art, the utility model has the beneficial effects of the fabric wire: by respectively adding insulating layer and shielding layer on the two sides of the conductive circuit layer, the shielding layer is warp-weft staggered structure, effectively avoiding the interference of external electromagnetic on the signal transmission of the conductive circuit layer, ensuring the stability and reliability of signal transmission in the conductive circuit layer, greatly improving the service life and performance of the fabric wire.

[0007] In addition, according to the fabric wire of the utility model, the following additional technical features can also be provided:

[0008] Further, the conductive lines comprise a voltage conductive line, a signal positive conductive line, a signal negative conductive line and a ground conductive line arranged in sequence, each of the conductive lines is arranged in a wave shape, and the center distance between two adjacent conductive lines is 0.5-1.5cm.

[0009] Further, the conductive lines are made by twisting or spinning process, and the diameter of the conductive lines is 0.1-0.3cm.

[0010] Further, the wiring board comprises a fixed flexible bottom plate and a plurality of FPC wires arranged side by side on the fixed flexible bottom plate, the distance between two adjacent FPC wires is not greater than 0.4cm, and one end of each FPC wire away from the fixed flexible bottom plate is electrically connected to the corresponding conductive line through the connecting piece.

[0011] Further, the connecting piece is a circular piece structure, and the diameter of the circular piece structure is 0.5-0.7cm.

[0012] Further, the connecting piece is a copper piece.

[0013] Further, the intersection angle between the warp and the weft in the warp-weft staggered structure is 40-50°.

[0014] Further, the insulating layer is an insulating film, and the insulating film is made of silica gel PET material. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a structure schematic view of the fabric conductive line under the first visual angle of the utility model.

[0016] Fig. 2 It is a structure schematic view of the fabric conductive line under the second visual angle of the utility model.

[0017] Fig. 3 It is a structure schematic view of the conductive line layer and the insulating layer in the fabric conductive line of the utility model.

[0018] Among them, the above drawings include the following signs: 10-conductive line layer; 11-conductive line; 12-connecting piece; 13-wiring board; 131-fixed flexible bottom plate; 132-FPC wire; 20-insulating layer; 30-shielding layer.

[0019] The following specific embodiments will further illustrate the utility model in combination with the above drawings. Specific embodiments

[0020] For the purpose of facilitating the understanding of the present application, the present application will be described more fully below with reference to the accompanying drawings. The drawings show several embodiments of the present application. However, the present application can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or there can be intervening elements. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can be present. The terms "vertical", "horizontal", "left", "right", and the like as used herein are for purposes of illustration only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0023] Please refer to Figs. 1 to 3 , the fabric wire of the present application is shown, which comprises a conductive circuit layer 10 and two insulating layers 20 arranged on both sides of the conductive circuit layer 10. Each insulating layer 20 is provided with a shielding layer 30 on the side away from the conductive circuit layer 10. It can be understood that the fabric wire in the present application has a hierarchical stacking structure, which is the shielding layer 30, the insulating layer 20, the conductive circuit layer 10, the insulating layer 20 and the shielding layer 30 from top to bottom. By arranging the insulating layer 20 to prevent short circuit, and adding the upper and lower shielding layers 30, the interference of external electromagnetic field on the signal transmission of the conductive circuit layer 10 during use is effectively avoided, thereby ensuring the stability of the signal transmission of the conductive circuit layer 10.

[0024] As an example, the conductive circuit layer 10 comprises a plurality of parallelly arranged conductive wires 11, a connecting piece 12 arranged at one end of the conductive wire 11, and a wiring board 13 electrically connected to the conductive wire 11 through the connecting piece 12. Specifically, the conductive wire 11 comprises a voltage wire, a signal positive wire, a signal negative wire and a ground wire arranged in sequence. Each conductive wire 11 is arranged in a wave-shaped manner. The conductive wire 11 in the present application is fixed with silver chloride particles by magnetic sputtering process through textile fibers to form conductive capacity. The center distance between two adjacent conductive wires 11 is 0.5-1.5 cm. As a specific example, in the present embodiment, the center distance between two adjacent conductive wires 11 is 1 cm.

[0025] Further, the wire 11 is made by twisting or spinning process, and the diameter of the wire 11 is 0.1-0.3 cm. As a specific example, in the embodiment, the diameter of the wire 11 is 0.2 cm.

[0026] As an example, the wiring board 13 includes a fixed flexible bottom plate 131 and a plurality of FPC wires 132 arranged side by side on the fixed flexible bottom plate 131, the spacing between the two adjacent FPC wires 132 is not more than 0.4 cm, and the end of each FPC wire 132 away from the fixed flexible bottom plate 131 is electrically connected to the corresponding wire 11 through the connecting piece 12. In the actual assembly process, the line connection between the wire 11 and the FPC wire 132 is first connected through the connecting piece 12, and then fixed through the fixed flexible bottom plate 131, which can effectively prevent the wire 11 from being damaged by being pulled during use while shrinking the spacing between the wires 11 to below 0.4 cm.

[0027] Further, the connecting piece 12 is a round piece structure, and the diameter of the round piece structure is 0.5-0.7 cm. As a specific example, in the embodiment, the diameter of the connecting piece 12 is 0.6 cm.

[0028] Further, the connecting piece 12 is a copper piece.

[0029] As an example, the shielding layer 30 is a warp-weft interlaced structure, the spacing between the warp and weft in the warp-weft interlaced structure is not more than 0.25 cm, and the interlacing angle between the warp and weft in the warp-weft interlaced structure is 40-50°. As a specific example, in the embodiment, the interlacing angle between the warp and weft in the warp-weft interlaced structure is 45°.

[0030] Further, the insulating layer 20 is an insulating film, and the insulating film is made of silicone PET material.

[0031] In actual use, the preparation process of the fabric wire in the present application can be: first, the line is laid on the insulating layer 20, i.e. the adhesive insulating film, by the feeder, the accurate feeding of the feeder can ensure the uniformity and accuracy of the line laying, and the adhesive insulating film can provide a good adhesion basis for the subsequent fixation of the conductive line layer 10, and also has an insulating protection function to prevent the line from directly contacting the external environment and causing short circuit and other problems. Subsequently, the upper and lower sides of the conductive line layer 10 are covered with the insulating layer 20, and the shielding layer 30 is coated on the side of the insulating layer 20 away from the conductive line layer 10 by the thermoplastic process. The thermoplastic process can make the shielding layer 30 tightly fit the insulating layer 20, forming a complete wire 11 structure, the shielding layer 30 can effectively shield external electromagnetic interference, ensuring the stability and reliability of the signal transmission in the wire, and improving the performance and service life of the entire fabric wire.

[0032] The fabric conductor has the advantages that the insulating layer and the shielding layer are respectively arranged on two sides of the conductive circuit layer, the shielding layer has a warp-weft staggered structure, external electromagnetic interference on signal transmission of the conductive circuit layer is effectively avoided, stability and reliability of signal transmission in the conductive circuit layer are ensured, and service life and performance of the fabric conductor are greatly improved.

[0033] In the description of the specification, the description of the terms "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the utility model. In the specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0034] The above-described embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but it cannot be understood as the limitation of the utility model application scope. It should be pointed out that for ordinary skilled persons in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which belong to the protection scope of the utility model. Therefore, the protection scope of the utility model application should be subject to the appended claims.

Claims

1. A fabric conductor, characterized by, The conductive circuit layer comprises a plurality of parallelly arranged conductive wires, a connecting sheet arranged at one end of the conductive wires, and a trace plate electrically connected with the conductive wires through the connecting sheet.

2. The fabric wire of claim 1, wherein, The conductive wires comprise a voltage conductive wire, a signal positive conductive wire, a signal negative conductive wire, and a ground conductive wire arranged in sequence.

3. The fabric wire of claim 1, wherein, The conductive wires are made by twisting or spinning process, and the diameter of the conductive wires is 0.1-0.3 cm.

4. The fabric wire of claim 1, wherein, The trace plate comprises a fixed flexible bottom plate and a plurality of FPC traces arranged on the fixed flexible bottom plate in parallel.

5. The fabric wire of claim 1, wherein, The connecting sheet is a circular sheet structure, and the diameter of the circular sheet structure is 0.5-0.7 cm.

6. The fabric wire of claim 1, wherein, The connecting sheet is a copper sheet.

7. The fabric wire of claim 1, wherein, The intersection angle between the warp and weft of the warp-weft interlaced structure is 40-50°.

8. The fabric wire of claim 1, wherein, The insulating layer is an insulating film made of silica gel PET material.

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