CN214849391U - High-frequency anti-interference data line - Google Patents
High-frequency anti-interference data line Download PDFInfo
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- CN214849391U CN214849391U CN202120717686.1U CN202120717686U CN214849391U CN 214849391 U CN214849391 U CN 214849391U CN 202120717686 U CN202120717686 U CN 202120717686U CN 214849391 U CN214849391 U CN 214849391U
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- 239000010410 layer Substances 0.000 claims abstract description 44
- 239000000835 fiber Substances 0.000 claims abstract description 21
- 239000004744 fabric Substances 0.000 claims abstract description 18
- 229920000128 polypyrrole Polymers 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000011347 resin Substances 0.000 claims abstract description 13
- 229920005989 resin Polymers 0.000 claims abstract description 13
- 239000011241 protective layer Substances 0.000 claims abstract description 8
- 238000004804 winding Methods 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 229920001721 polyimide Polymers 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 229920001903 high density polyethylene Polymers 0.000 claims description 2
- 239000004700 high-density polyethylene Substances 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 239000011231 conductive filler Substances 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Images
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- Insulated Conductors (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a high frequency anti-interference data line, including sinle silk and protective layer, the sinle silk includes the data heart yearn, the data heart yearn comprises stranded core pencil, the core pencil includes first type core pencil and second type core pencil, first type core pencil is spiral by 5~8 heart yearn monofilaments and is convoluteed into a bundle, its surface is wrapped up and is had the anti-interference layer, the anti-interference layer is polypyrrole fibre fabric layer to it has electrically conductive filler material to fill between polypyrrole fibre fabric layer and first type core pencil; the second core wire harness is formed by spirally winding 3-4 core wire monofilaments into a bundle; and the protective layer wraps the outer side of the wire core and comprises a resin sheath and a shielding layer formed on the inner side of the resin sheath. The utility model discloses can effectively improve the interference killing feature of data line to satisfy the transmission demand under the data line high frequency operating condition.
Description
Technical Field
The utility model relates to a data line makes technical field, specifically is a high frequency anti-interference data line.
Background
With the rapid development of computer hardware and the rapid increase of network speed, the data transmission requirements among devices are higher and higher, and the market requirements on high-frequency data lines are also higher and higher. The greatest benefit to the user of the increased speed of data transfer between external devices means that the user can use a more efficient external device,
the related high-frequency data line products are thicker and thicker from the appearance, and the transmission speed also begins to be developed from products of over five types (100 Mbps), six types (200 Mbps) to products of seven types (600 Mbps) and eight types (1000 Mbps). Under the technical condition, a data line serving as an information transmission medium between devices is required to be higher, in high-frequency transmission, the working frequency of a data line product is continuously increased, electromagnetic radiation and capacitive coupling are more easily generated to cause data distortion and attenuation, especially the attenuation of a high frequency band above 2.75GHz is serious, and meanwhile, an external electromagnetic interference source is continuously generated in the surrounding environment, so that the traditional data line transmission wrapping structure has communication faults in an environment with high electromagnetic interference, and the data transmission stability of a wire rod is influenced.
Disclosure of Invention
The utility model provides a technical problem provide a high frequency anti-interference data line to solve the shortcoming in the above-mentioned background art.
The utility model provides a technical problem adopt following technical scheme to realize:
a high-frequency anti-interference data wire comprises a wire core and a protective layer, wherein the wire core comprises a data core wire, the data core wire consists of a plurality of wire harnesses, each wire harness comprises a first type of wire harness and a second type of wire harness, the first type of wire harness is formed by spirally winding 5-8 core wire monofilaments into a bundle, the surface of the first type of wire harness is wrapped with an anti-interference layer, the anti-interference layer is a polypyrrole fiber fabric layer, and a conductive filling material is filled between the polypyrrole fiber fabric layer and the first type of wire harness; the second core wire harness is formed by spirally winding 3-4 core wire monofilaments into a bundle; the protective layer wraps the outside of the wire core and comprises a resin sheath and a shielding layer formed on the inner side of the resin sheath, and a conductive filling material is filled between the shielding layer and the wire core.
As further limitation, the wire core further comprises a structural core wire, wherein the structural core wire is formed at the axis position of the wire core and is formed by bending-resistant memory alloy so as to improve the deformation resistance and bending resistance of the data wire.
By way of further limitation, the number of strands of the core wire bundle is 5-10, and the proportion of the first type of core wire bundle in the core wire bundle is not less than 1/2 of the number of strands of the core wire bundle.
By further limitation, the core wire monofilaments are silver-plated copper monofilaments or silver-plated high-conductivity alloy monofilaments, and the diameter of the core wire monofilaments in the first type of core wire bundle is 2/3-3/4 of the diameter of the core wire monofilaments in the second type of core wire bundle.
By way of further limitation, the conductive filling material is high-conductivity graphene slurry or high-molecular conductive fibers.
By way of further limitation, the resin sheath is a polyvinyl chloride sleeve or a polyurethane sleeve or a high density polyethylene sleeve.
By way of further limitation, the shielding layer comprises a metal woven mesh and a polypyrrole fiber fabric layer, and the metal woven mesh is arranged between the polypyrrole fiber fabric layer and the resin sheath; in addition, a layer of polyimide film is formed on the inner side of the polypyrrole fiber fabric layer, and the polyimide film is wrapped on the outer surface of the wire core.
Has the advantages that: the utility model discloses an anti-interference data line of high frequency easily shaping, and can not exert an influence to high frequency signal transmission in the use, have the structural stability of preferred after insulation treatment, can not influence wire rod processing, can effectively shield the signal interference of the external world to the data line in the use, guarantee the high frequency transmission operation of data stream.
Drawings
Fig. 1 is a schematic diagram of a preferred embodiment of the present invention.
Wherein: 1. a resin sheath; 2. a metal mesh grid; 3. a polypyrrole fiber fabric layer; 4. a polyimide film layer; 5. a second conductive filler material; 6. a first type of core monofilament; 7. a first conductive filling material; 8. an anti-interference layer; 9. a structural core; 10. a second type core monofilament.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, in the present embodiment, the high-frequency anti-interference data line includes a core and a protective layer wrapped outside the core, where the core includes a data core for transmitting data and an anti-interference layer 8 for physically supporting and maintaining a stable structure, and the anti-interference layer 8 is a monofilament structure formed by a bending-resistant memory alloy and disposed at an axial center position of the core, so as to effectively improve the overall deformation resistance and bending resistance of the data line.
The data core wire comprises a five-strand core wire bundle, the five-strand core wire bundle comprises a first type core wire bundle and a second type core wire bundle which are different in structure, and the proportion of the first type core wire bundle is not less than 1/2 of the number of the core wire bundles; in the present embodiment, the five core wire bundles include three first type core wire bundles and two second type core wire bundles.
The first-class core wire harness is formed by spirally winding seven first-class core wire monofilaments 6 into a bundle, a polypyrrole fiber fabric layer is further wrapped on the outer side of the first-class core wire harness formed by winding the first-class core wire monofilaments 6 to serve as an anti-interference layer 8, the anti-interference layer 8 can improve the stability of the winding structure of the first-class core wire monofilaments 6, meanwhile, the anti-interference performance of the first-class core wire monofilaments 6 can be effectively improved, and in addition, a first conductive filling material 7 is filled between the anti-interference layer 8 and the first-class core wire monofilaments 6. And the second type core wire bundle is spirally wound into a bundle by four second type core wire monofilaments 10. In this embodiment, the first type core wire monofilament 6 and the second type core wire monofilament 10 are both silver plated copper monofilaments, and the monofilament diameter of the first type core wire monofilament 6 is 3/4 times the monofilament diameter of the second type core wire monofilament 10.
In this embodiment, the protective layer wraps the outside of the wire core, and includes a resin sheath 1, a metal woven mesh 2, a polypyrrole fiber fabric layer 3, and a polyimide film layer 4, where the metal woven mesh 2 and the polypyrrole fiber fabric layer 3 together form a shielding layer for shielding the influence of an external interference source on the high-frequency anti-interference data line, the polyimide film layer 4 wraps the outside of the wire core formed by the first type core wire bundle and the second type core wire bundle, the polypyrrole fiber fabric layer 3 is formed outside the polyimide film layer 4, the metal woven mesh 2 is formed outside the polypyrrole fiber fabric layer 3, and the resin sheath 1 is a polyvinyl chloride sleeve formed outside the metal woven mesh 2; in addition, a second conductive filling material 5 is filled between the polyimide film layer 4 and the wire core.
In the present embodiment, the first conductive filling material 7 and the second conductive filling material 5 are highly conductive graphene paste of the same material, and in another embodiment, the first conductive filling material 7 and the second conductive filling material 5 may also be gap-filled with polymer conductive fibers.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A high-frequency anti-interference data wire is characterized by comprising a wire core and a protective layer, wherein the wire core comprises a data core wire, the data core wire consists of a plurality of wire harnesses, each wire harness comprises a first type of wire harness and a second type of wire harness, the first type of wire harness is formed by spirally winding 5-8 core wire monofilaments into one bundle, an anti-interference layer is wrapped on the surface of the first type of wire harness, the anti-interference layer is a polypyrrole fiber fabric layer, and a conductive filling material is filled between the polypyrrole fiber fabric layer and the first type of wire harness; the second core wire harness is formed by spirally winding 3-4 core wire monofilaments into a bundle; and the protective layer wraps the outer side of the wire core and comprises a resin sheath and a shielding layer formed on the inner side of the resin sheath.
2. The high-frequency anti-interference data line according to claim 1, wherein a structural core wire is further disposed in the core wire, and the structural core wire is a bending-resistant memory alloy core wire formed at an axial center position of the core wire.
3. The high-frequency anti-interference data wire according to claim 1, wherein the number of strands of the core wire bundle is 5-10, and the proportion of the first type of core wire bundle in the core wire bundle is not less than 1/2 of the number of strands of the core wire bundle.
4. The high-frequency anti-interference data line according to claim 1, wherein the core wire monofilaments are silver-plated copper monofilaments or silver-plated high-conductivity alloy monofilaments, and the diameter of the core wire monofilaments in the first type of core wire bundle is 2/3-3/4 of the diameter of the core wire monofilaments in the second type of core wire bundle.
5. The high-frequency interference-free data line according to claim 1, wherein the conductive filling material is highly conductive graphene paste or polymer conductive fiber.
6. The high frequency interference free data line of claim 1, wherein the resin jacket is a polyvinyl chloride jacket or a polyurethane jacket or a high density polyethylene jacket.
7. The high-frequency interference-free data line according to claim 1, wherein the shielding layer comprises a metal woven mesh and a polypyrrole fiber fabric layer, and the metal woven mesh is disposed between the polypyrrole fiber fabric layer and the resin sheath.
8. The high-frequency interference-free data line according to claim 7, wherein the polypyrrole fiber fabric layer is formed with a polyimide film layer on the inner surface thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120717686.1U CN214849391U (en) | 2021-04-09 | 2021-04-09 | High-frequency anti-interference data line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120717686.1U CN214849391U (en) | 2021-04-09 | 2021-04-09 | High-frequency anti-interference data line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214849391U true CN214849391U (en) | 2021-11-23 |
Family
ID=78763268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120717686.1U Active CN214849391U (en) | 2021-04-09 | 2021-04-09 | High-frequency anti-interference data line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214849391U (en) |
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2021
- 2021-04-09 CN CN202120717686.1U patent/CN214849391U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yongzhou Sanyu Electronic Technology Co.,Ltd. Assignor: Yongzhou Jiebao telecommunications hardware Plastic Co. Contract record no.: X2023980049162 Denomination of utility model: A high-frequency anti-interference data cable Granted publication date: 20211123 License type: Common License Record date: 20231204 |
|
| EE01 | Entry into force of recordation of patent licensing contract |