CN214671985U - Single-winding shielding structure photoelectric composite VR wire - Google Patents
Single-winding shielding structure photoelectric composite VR wire Download PDFInfo
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- CN214671985U CN214671985U CN202120906581.0U CN202120906581U CN214671985U CN 214671985 U CN214671985 U CN 214671985U CN 202120906581 U CN202120906581 U CN 202120906581U CN 214671985 U CN214671985 U CN 214671985U
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- 239000002131 composite material Substances 0.000 title claims abstract description 11
- 238000004804 winding Methods 0.000 title abstract description 7
- 239000010410 layer Substances 0.000 claims abstract description 25
- 239000013307 optical fiber Substances 0.000 claims abstract description 17
- 239000011247 coating layer Substances 0.000 claims abstract description 13
- 230000008054 signal transmission Effects 0.000 claims abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 28
- 229910052802 copper Inorganic materials 0.000 claims description 23
- 239000010949 copper Substances 0.000 claims description 23
- 229920002799 BoPET Polymers 0.000 claims description 17
- 239000004020 conductor Substances 0.000 claims description 16
- 239000005041 Mylar™ Substances 0.000 claims description 9
- 239000004812 Fluorinated ethylene propylene Substances 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 6
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 claims description 6
- 229920001903 high density polyethylene Polymers 0.000 claims description 6
- 239000004700 high-density polyethylene Substances 0.000 claims description 6
- 229920009441 perflouroethylene propylene Polymers 0.000 claims description 6
- -1 polypropylene Polymers 0.000 claims description 6
- 229920001155 polypropylene Polymers 0.000 claims description 6
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 6
- 239000004800 polyvinyl chloride Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 239000011889 copper foil Substances 0.000 claims description 5
- 239000011888 foil Substances 0.000 claims description 5
- 239000012943 hotmelt Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 3
- 230000005622 photoelectricity Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 25
- 239000000463 material Substances 0.000 abstract description 7
- 238000005253 cladding Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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Abstract
The utility model discloses a single-winding shielding structure photoelectric composite VR wire rod, relating to the technical field of wire rods; the cable comprises a cable core and a tegument layer coated outside the cable core; the cable core comprises a signal transmission unit and a power line unit; the signal transmission unit comprises a high-speed signal unit and a low-speed signal unit; the high-speed signal unit is formed by twisting a plurality of optical fibers, and a first coating layer is coated outside the twisted optical fibers; adopt the technical scheme provided by the utility model the wire rod that has solved current be used for data transmission is whole hard partially, light inadequately, and transmission rate is lower, the higher technical problem of material cost.
Description
Technical Field
The utility model relates to a wire rod technical field especially relates to a single compound VR wire rod of shielding structure photoelectricity of winding.
Background
Referring to fig. 1, in the conventional data line in the market, a differential signal pair is generally formed by twisting two-core wires, a grounding wire and a wrapping shielding layer for transmission; the traditional specification structure is that four groups of high-speed signal pairs are added with one group of low-speed signal pairs and Vbus, a shielding layer, a grounding layer and a cladding layer, and the wire rod of the type has certain defects, such as:
(1) four groups of high-speed signal pairs generally adopt copper cables, so that the formed wire rod is not light and hard as a whole;
(2) the highest transmission rate of the copper cable is 1.25G/s, and the copper cable can not gradually meet the informatization requirement in the modern society with increasingly developed informatization; meanwhile, the transmission speed of the copper cable is greatly influenced by the length of the copper cable, and long-distance high-speed transmission cannot be guaranteed;
(3) the cost of the metal copper material is continuously increased, and the material cost is higher;
(4) data transmission by means of copper conductors is susceptible to external interference;
(5) referring to fig. 1, the low-speed signal pair is twisted and then wrapped, and then twisted with other cables, so that the overall outer diameter of the wire is large, and the wire is rigid and thick.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a single compound VR wire rod of shielding structure photoelectricity of winding, adopt the utility model provides a technical scheme has solved that the wire rod that has now be used for data transmission is whole hard partially, light inadequately, and transmission rate is lower, the higher technical problem of material cost.
In order to solve the technical problem, the utility model provides a single-winding shielding structure photoelectric composite VR wire, which comprises a cable core and an outer tegument layer coated outside the cable core;
the cable core comprises a signal transmission unit and a power line unit;
the signal transmission unit comprises a high-speed signal unit and a low-speed signal unit;
the high-speed signal unit is formed by twisting a plurality of optical fibers, and a first coating layer is coated outside the twisted optical fibers.
Preferably, the low-speed signal unit comprises a plurality of signal conductors;
each signal conductor is coated with a second coating layer;
a plurality of the signal conductors are coaxially wound.
Preferably, the signal conductors include two and are made of metallic copper.
Preferably, the first coating layer is made of any one of polyvinyl chloride, high-density polyethylene, polypropylene and fluorinated ethylene propylene copolymer; the second coating layer is an aluminum foil mylar tape or a copper foil mylar tape or a hot-melt mylar polyester tape.
Preferably, the outer tegument layer sequentially comprises an outer sheath, a woven layer and a mylar layer from outside to inside.
Preferably, the outer sheath is made of any one of polyvinyl chloride, high-density polyethylene, polypropylene and fluorinated ethylene propylene copolymer.
Preferably, the high-speed signal unit is formed by twisting four optical fibers.
Compared with the prior art, the beneficial effects of the utility model reside in that:
(1) the transmission rate is higher; the highest transmission rate of the USB3.1 copper cable is 1.25G/s, the transmission rate of the optical fiber can reach 10G/s, and the transmission rate is greatly improved;
(2) a longer efficient transmission distance; the maximum transmission speed of the traditional copper cable within 10 meters is 1.25G/s, while the speed of the optical fiber is 100M/s under the condition that the transmission distance is up to 2km, 1G/s under the condition of 1000M and 10G/s under the condition of less than 550M;
(3) the degree of interference from the outside is small; the copper cable is easy to be interfered by the outside when the copper conductor is used for data transmission, and the optical fiber can effectively reduce data loss and the outside interference when the optical fiber is transmitted in the glass;
(4) the whole wire is lighter, the wire diameter is smaller, and the softness is higher; traditional VR wire rod adopts two core wires to twist pair, earth connection, around the structure that the shielding layer constitutes differential signal pair, and the line diameter is great, and new design for signal pair (USB2.0) of low-speed transmission adopts single shielding structure of winding, can reduce whole line diameter, thereby realizes the lightweight of wire rod, increases the compliance of wire rod.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic cross-sectional view of a wire according to the prior art;
fig. 2 is a schematic cross-sectional structure diagram of an embodiment of the present application.
Wherein: 10. a tegument layer; 11. an outer sheath; 12. weaving layer; 13. a Mylar layer; 20. a cable core; 30. A signal transmission unit; 31. a high-speed signal unit; 311. an optical fiber; 312. a first cladding layer; 32. a low-speed signal unit; 321. a signal conductor; 322. a second cladding layer.
Detailed Description
In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
It should be noted that all the directional indicators in the embodiments of the present invention, such as upper, lower, left, right, front and rear … …, are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
For further understanding of the contents, features and functions of the present invention, the following embodiments will be exemplified in conjunction with the accompanying drawings as follows:
examples
The traditional wire has certain defects, which are as follows:
(1) four groups of high-speed signal pairs generally adopt copper cables, so that the formed wire rod is not light and hard as a whole;
(2) the highest transmission rate of the copper cable is 1.25G/s, and the copper cable can not gradually meet the informatization requirement in the modern society with increasingly developed informatization; meanwhile, the transmission speed of the copper cable is greatly influenced by the length of the copper cable, and long-distance high-speed transmission cannot be guaranteed;
(3) the cost of the metal copper material is continuously increased, and the material cost is higher;
(4) data transmission by means of copper conductors is susceptible to external interference;
(5) referring to fig. 1, the low-speed signal pair is twisted and then wrapped, and then twisted with other cables, so that the overall outer diameter of the wire produced by the method is large, and the wire is rigid and thick;
in order to solve the above technical problem, the present embodiment provides the following technical solutions:
specifically, referring to fig. 2, the present embodiment provides a single photoelectric composite VR wire with a shielding structure; the cable comprises a cable core and a tegument layer coated outside the cable core;
specifically, the cable core comprises a signal transmission unit and a power line unit;
further, the signal transmission unit comprises a high-speed signal unit and a low-speed signal unit;
furthermore, the high-speed signal unit is formed by twisting a plurality of optical fibers, and a first coating layer is coated outside the twisted optical fibers;
specifically, the low-speed signal unit comprises a plurality of signal conductors;
further, the signal conductors comprise two and are made of metal copper;
furthermore, the high-speed signal unit is formed by twisting four optical fibers; it should be noted that the number of the optical fibers includes, but is not limited to, four, and may also be a dual core, a six core, an eight core, etc.;
furthermore, the exterior of each signal conductor is coated with a second coating layer;
the first coating layer is made of any one of polyvinyl chloride, high-density polyethylene, polypropylene and fluorinated ethylene propylene copolymer, and the second coating layer is an aluminum foil mylar tape or a copper foil mylar tape or a hot-melt mylar polyester tape;
in the above scheme, referring to fig. 1 and fig. 2, as can be seen from a comparison between fig. 1 and fig. 2, the present embodiment employs a single signal conductor and a single cladding manner to cooperate with a coaxial stranded wire, instead of the conventional cable employing a twisted-pair back cladding manner, so that the diameter of the stranded wire is smaller, and the whole cable is lighter.
Further, high-speed signal in this application has promoted transmission rate to adopting the optic fibre material to replace traditional copper cable, has had longer high-efficient transmission distance concurrently simultaneously, and fundamentally has promoted transmission quality, adopts optic fibre to replace copper cable also to promote its interference killing feature simultaneously.
Specifically, the outer tegument layer sequentially comprises an outer sheath, a woven layer and a mylar layer from outside to inside;
the outer sheath is made of any one of polyvinyl chloride, high-density polyethylene, polypropylene and fluorinated ethylene propylene copolymer, and the braided layer mainly plays a shielding role and can be specifically copper foil or aluminum foil and the like; mylar layers include, but are not limited to, aluminum foil mylar tape or copper foil mylar tape or hot melt mylar polyester tape;
further, the power line unit includes Vbus, a ground plane, etc., wherein the solution is mature in the prior art, and therefore, the present embodiment is not described herein in detail.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments belong to the scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a single compound VR wire rod of shielding structure photoelectricity that winds which characterized in that: the cable comprises a cable core and a tegument layer coated outside the cable core;
the cable core comprises a signal transmission unit and a power line unit;
the signal transmission unit comprises a high-speed signal unit and a low-speed signal unit;
the high-speed signal unit is formed by twisting a plurality of optical fibers, and a first coating layer is coated outside the twisted optical fibers.
2. The single wound shielding structure optoelectrical composite VR wire of claim 1, wherein: the low-speed signal unit comprises a plurality of signal conductors;
each signal conductor is coated with a second coating layer;
a plurality of the signal conductors are coaxially wound.
3. The single wound shielding structure optoelectrical composite VR wire of claim 2, wherein: the signal conductors comprise two and are made of metal copper.
4. The single wound shielding structure optoelectrical composite VR wire of claim 2, wherein: the first coating layer is made of any one of polyvinyl chloride, high-density polyethylene, polypropylene and fluorinated ethylene propylene copolymer; the second coating layer is an aluminum foil mylar tape or a copper foil mylar tape or a hot-melt mylar polyester tape.
5. The single wound shielding structure optoelectrical composite VR wire of claim 1, wherein: the tegument layer comprises an outer sheath, a woven layer and a mylar layer from outside to inside in sequence.
6. The single wound shielding structure optoelectrical composite VR wire of claim 5, wherein: the outer sheath is made of any one of polyvinyl chloride, high-density polyethylene, polypropylene and fluorinated ethylene propylene copolymer.
7. The single wound shielding structure optoelectrical composite VR wire of any one of claims 1-6, wherein: the high-speed signal unit is formed by twisting four optical fibers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120906581.0U CN214671985U (en) | 2021-04-28 | 2021-04-28 | Single-winding shielding structure photoelectric composite VR wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120906581.0U CN214671985U (en) | 2021-04-28 | 2021-04-28 | Single-winding shielding structure photoelectric composite VR wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214671985U true CN214671985U (en) | 2021-11-09 |
Family
ID=78472736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120906581.0U Active CN214671985U (en) | 2021-04-28 | 2021-04-28 | Single-winding shielding structure photoelectric composite VR wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214671985U (en) |
-
2021
- 2021-04-28 CN CN202120906581.0U patent/CN214671985U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240110 Address after: No.6, Qingli Second Road, Shuikou Street, Huicheng District, Huizhou, Guangdong Province, 516000 Patentee after: LTK Electric Wire (Huizhou) Ltd. Patentee after: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. Patentee after: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee after: LTK ELECTRIC WIRE (CHANGZHOU) Ltd. Address before: 516229 Desai No.3 Industrial Zone, Zhongkai Avenue, Chenjiang, Huizhou City, Guangdong Province Patentee before: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Patentee before: LTK ELECTRIC WIRE (CHANGZHOU) Ltd. Patentee before: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. |