CN202976992U - Anti-interference type six-conductor pair high-speed data cable - Google Patents
Anti-interference type six-conductor pair high-speed data cable Download PDFInfo
- Publication number
- CN202976992U CN202976992U CN 201220617867 CN201220617867U CN202976992U CN 202976992 U CN202976992 U CN 202976992U CN 201220617867 CN201220617867 CN 201220617867 CN 201220617867 U CN201220617867 U CN 201220617867U CN 202976992 U CN202976992 U CN 202976992U
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- copper conductor
- speed data
- lines
- copper
- aluminium foil
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Abstract
The utility model discloses an anti-interference type six-conductor pair high-speed data cable, comprising six copper conductor pairs each of which is formed by two copper conductors, each copper conductor being coated with a silver layer on the surface thereof. The two copper conductors in each copper conductor pair are arranged in a parallel manner. Each copper conductor is externally covered with an insulated foaming layer which is used for insulation and provided with a plurality of holes. The outer surfaces of five of the six copper conductor pairs are respectively wrapped with first polyester tapes, while the outer surface of the rest one of the six copper conductor pairs is wrapped with a first single-sided aluminum foil. Drain wires are arranged between the copper conductor pairs and the first polyester tapes and between the copper conductor pairs and the first single-sided aluminum foil. A piece of non-woven cloth is covered on the copper conductor pair wrapped by the first single-sided aluminum foil. The five copper conductor pairs respectively wrapped with first polyester tapes are twisted on the outer side of the non-woven cloth. On the basis of guaranteeing the transmission characteristics of high-speed data cables, the high-speed data cable provided by the utility model is capable of reducing the influences of high-frequency electromagnetic radiation and capacitance coupling on data communication, and effectively solves the problem, in the performance of cable finished products, of time delay differential of the conductor pairs.
Description
Technical field
The utility model relates to a kind of high-speed data cable, relates in particular to a kind of anti-interference type six lines to high-speed data cable.
Background technology
The structure of ordinary numbers cable: common high-speed data cable is to extrude one deck PE insulation outward by copper conductor to form insulated single wire, then is twisted into line pair by two single lines, then forms through stranding, sheath., can be subject to stretching in various degree, thereby cause the end properties center line defective to the index of delay inequality in twisting process due to two single lines, this is particularly outstanding when high-frequency.Therefore, for above-mentioned design defect, how to design a kind of poor cable of present low delay that satisfies, become the direction that those of ordinary skills make great efforts.
Summary of the invention
The utility model provides a kind of anti-interference type six lines to high-speed data cable, these anti-interference type six lines are guaranteeing on high-speed data cable transmission characteristic basis high-speed data cable, can reduce the impact that high frequency electromagnetic radiation and capacitive coupling communicate by letter on data and efficiently solve cable end properties center line to the delay inequality problem.
For achieving the above object, the technical solution adopted in the utility model is: a kind of anti-interference type six lines are to high-speed data cable, comprise: six copper conductor lines that formed by 2 silver coated copper conductors in surface pair, 2 copper conductors of this copper conductor line centering be arranged in parallel, described copper conductor is the outer insulation foaming layer that is covered with as insulation all, if this insulation foaming layer has individual cavity; Five copper conductor lines of described six copper conductor line centerings all are surrounded with the first polyester belt to outer surface separately, and described all the other copper conductor lines of six copper conductor line centerings are surrounded with the first single face aluminium foil to outer surface; Be equipped with drain wire between described copper conductor line pair and the first polyester belt and the first single face aluminium foil;
One nonwoven fabrics is coated on the copper conductor line pair that is surrounded with the first single face aluminium foil, and described five copper conductor line strands that are surrounded with the first polyester belt are in the described nonwoven fabrics outside;
Wrapped five copper conductor lines in being positioned at the described nonwoven fabrics outside of the second polyester belt pair;
The second single face Aluminium Foil Package is overlying on described the second polyester belt outer surface;
The one shielding braid band that is formed by the tinned copper wire braiding is coated on described the second single face aluminium foil outer surface, and the aluminium foil surface of described the second single face aluminium foil and described shielding braid band electrically contact;
One PVC restrictive coating is coated on described shielding braid band outer surface.
In technique scheme, further improved technical scheme is as follows:
1, in such scheme, the diameter of described copper conductor is 0.25mm ~ 0.32mm.
2, in such scheme, the count of described shielding braid band is 60% ~ 80%.
3, in such scheme, the diameter of described drain wire is 0.25mm ~ 0.30mm.
Because technique scheme is used, the utility model compared with prior art has following advantages:
1, the utility model anti-interference type six lines are to high-speed data cable, have the high-speed data cables of two and single line, and its single line parallel extruding of two copper conductors in process of production forms figure-8 structure line pair, then by strand to, stranding, sheath.Because two single lines of line centering are that parallel extruding forms, strand to the time stretching that is subject to also identical, substantially be two identical lines, so the delay inequality between these two single lines is very little, the delay inequality that the ordinary numbers cable test gets off is 10ns/100m, uses its time-delay difference of high-speed data cable of two and single line can be controlled at 3ns/100m.
2, the utility model anti-interference high-speed data cable, its copper conductor is the outer insulation foaming layer that is covered with as insulation all, if this insulation foaming layer has individual cavity, can reduce the impact that high frequency electromagnetic radiation and capacitive coupling are communicated by letter on data, and increased the mechanical strength of cable, thereby increased the service life.
3, the utility model anti-interference type six lines are to high-speed data cable, be equipped with drain wire between its copper conductor line pair and the first polyester belt and the first single face aluminium foil, effectively avoided the interference of outer bound pair signal code, electric current total on cable is significantly reduced, improve shielding properties simultaneously, further strengthened the stability of cable insulation and high-frequency signal transmission performance.
Description of drawings
Accompanying drawing 1 is that the utility model anti-interference type six lines are to the high-speed data cable structural representation.
In above accompanying drawing: 1, copper conductor line pair; 11, silver layer; 12, copper conductor; 2, insulation foaming layer; 21, cavity; 3, the first polyester belt; 4, the first single face aluminium foil; 5, nonwoven fabrics; 6, the second polyester belt; 7, the second single face aluminium foil; 8, shielding braid band; 81, tinned copper wire; 9, PVC restrictive coating; 10, drain wire; 13, cavity.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment 1: a kind of anti-interference type six lines are to high-speed data cable, comprise: six copper conductor lines that are comprised of the copper conductor 12 on 2 surfaces silver coated 11 are to 1, this copper conductor line be arranged in parallel to 2 copper conductors 12 in 1, described copper conductor 12 is the outer insulation foaming layer 2 that is covered with as insulation all, if this insulation foaming layer 5 has individual empty 13; Described six copper conductor lines to five copper conductor lines in 1 to 1 separately outer surface all be surrounded with the first polyester belt 3, described six copper conductor lines are surrounded with the first single face aluminium foil 4 to all the other copper conductor lines in 1 to 1 outer surface; Described copper conductor line is to being equipped with drain wire 10 between the 1 and first polyester belt 3 and the first single face aluminium foil 4;
One nonwoven fabrics 5 be coated on be surrounded with the first single face aluminium foil 4 the copper conductor line to 1, described five copper conductor lines that are surrounded with the first polyester belt 3 are stranded in described nonwoven fabrics 5 outsides to 1;
Wrapped five the copper conductor lines in being positioned at described nonwoven fabrics 5 outsides of the second polyester belt 6 are to 1;
The second single face aluminium foil 7 is coated on described the second polyester belt 6 outer surfaces;
The one shielding braid band 8 that is formed by tinned copper wire 81 braidings is coated on described the second single face aluminium foil 7 outer surfaces, and the aluminium foil surface of described the second single face aluminium foil 7 and described shielding braid band 8 electrically contact;
One PVC restrictive coating 9 is coated on described shielding braid band 8 outer surfaces.
The diameter of above-mentioned copper conductor 12 is 0.31mm.
The diameter of above-mentioned drain wire 10 is 0.30mm.
Embodiment 2: a kind of anti-interference type six lines are to high-speed data cable, comprise: six copper conductor lines that are comprised of the copper conductor 12 on 2 surfaces silver coated 11 are to 1, this copper conductor line be arranged in parallel to 2 copper conductors 12 in 1, described copper conductor 12 is the outer insulation foaming layer 2 that is covered with as insulation all, if this insulation foaming layer 5 has individual empty 13; Described six copper conductor lines to five copper conductor lines in 1 to 1 separately outer surface all be surrounded with the first polyester belt 3, described six copper conductor lines are surrounded with the first single face aluminium foil 4 to all the other copper conductor lines in 1 to 1 outer surface; Described copper conductor line is to being equipped with drain wire 10 between the 1 and first polyester belt 3 and the first single face aluminium foil 4;
One nonwoven fabrics 5 be coated on be surrounded with the first single face aluminium foil 4 the copper conductor line to 1, described five copper conductor lines that are surrounded with the first polyester belt 3 are stranded in described nonwoven fabrics 5 outsides to 1;
Wrapped five the copper conductor lines in being positioned at described nonwoven fabrics 5 outsides of the second polyester belt 6 are to 1;
The second single face aluminium foil 7 is coated on described the second polyester belt 6 outer surfaces;
The one shielding braid band 8 that is formed by tinned copper wire 81 braidings is coated on described the second single face aluminium foil 7 outer surfaces, and the aluminium foil surface of described the second single face aluminium foil 7 and described shielding braid band 8 electrically contact;
One PVC restrictive coating 9 is coated on described shielding braid band 8 outer surfaces.
The diameter of above-mentioned copper conductor 12 is 0.27mm.
The count of above-mentioned shielding braid band 8 is 62%.
When adopting above-mentioned anti-interference type six lines to high-speed data cable, have the high-speed data cables of two and single line, its single line parallel extruding of two copper conductors in process of production forms figure-8 structure line pair, then by strand to, stranding, sheath.Because two single lines of line centering are that parallel extruding forms, strand to the time stretching that is subject to also identical, substantially be two identical lines, so the delay inequality between these two single lines is very little, the delay inequality that the ordinary numbers cable test gets off is 10ns/100m, uses its time-delay difference of high-speed data cable of two and single line can be controlled at 3ns/100m; Secondly, be equipped with drain wire between its copper conductor line pair and the first polyester belt and the first single face aluminium foil, effectively avoided the interference of outer bound pair signal code, electric current total on cable is significantly reduced, improve shielding properties simultaneously, further strengthened the stability of cable insulation and high-frequency signal transmission performance.
Above-described embodiment only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow person skilled in the art scholar can understand content of the present utility model and implement according to this, can not limit protection range of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection range of the present utility model.
Claims (4)
1. anti-interference type six lines are to high-speed data cable, it is characterized in that: comprising: six copper conductor lines that are comprised of the copper conductor (12) on 2 surfaces silver coated (11) are to (1), this copper conductor line be arranged in parallel to 2 copper conductors (12) in (1), described copper conductor (12) is the outer insulation foaming layer (2) that is covered with as insulation all, and this insulation foaming layer (5) is if having individual cavity (13); Described six copper conductor lines to five copper conductor lines in (1) to (1) separately outer surface all be surrounded with the first polyester belt (3), described six copper conductor lines are surrounded with the first single face aluminium foil (4) to all the other copper conductor lines in (1) to (1) outer surface; Described copper conductor line is to being equipped with drain wire (10) between (1) and the first polyester belt (3) and the first single face aluminium foil (4);
One nonwoven fabrics (5) be coated on be surrounded with the first single face aluminium foil (4) the copper conductor line to (1), described five copper conductor lines that are surrounded with the first polyester belt (3) are stranded in described nonwoven fabrics (5) outside to (1);
Wrapped five the copper conductor lines in being positioned at described nonwoven fabrics (5) outside of the second polyester belt (6) are to (1);
The second single face aluminium foil (7) is coated on described the second polyester belt (6) outer surface;
The one shielding braid band (8) that is formed by tinned copper wire (81) braiding is coated on described the second single face aluminium foil (7) outer surface, and the aluminium foil surface of described the second single face aluminium foil (7) and described shielding braid band (8) electrically contact;
One PVC restrictive coating (9) is coated on described shielding braid band (8) outer surface.
2. anti-interference type six lines according to claim 1 to high-speed data cable, is characterized in that: if described individual cavity (7) volume accounts for 30%～60% of described insulation foaming layer (5) volume.
3. anti-interference type six lines according to claim 1 to high-speed data cable, is characterized in that: the count of described shielding braid band (8) is 60% ~ 80%.
4. anti-interference type six lines according to claim 1 to high-speed data cable, is characterized in that: the diameter of described drain wire (10) is 0.25mm ~ 0.30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220617867 CN202976992U (en) | 2012-11-20 | 2012-11-20 | Anti-interference type six-conductor pair high-speed data cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220617867 CN202976992U (en) | 2012-11-20 | 2012-11-20 | Anti-interference type six-conductor pair high-speed data cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202976992U true CN202976992U (en) | 2013-06-05 |
Family
ID=48518036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220617867 Expired - Fee Related CN202976992U (en) | 2012-11-20 | 2012-11-20 | Anti-interference type six-conductor pair high-speed data cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202976992U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108417312A (en) * | 2018-05-08 | 2018-08-17 | 东莞市越洋电线电缆有限公司 | A kind of anti-interference data line of shielding |
-
2012
- 2012-11-20 CN CN 201220617867 patent/CN202976992U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108417312A (en) * | 2018-05-08 | 2018-08-17 | 东莞市越洋电线电缆有限公司 | A kind of anti-interference data line of shielding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20151120 |
|
| EXPY | Termination of patent right or utility model |