CN203325487U - High-definition multimedia data cable having shielding function - Google Patents
High-definition multimedia data cable having shielding function Download PDFInfo
- Publication number
- CN203325487U CN203325487U CN2013202595741U CN201320259574U CN203325487U CN 203325487 U CN203325487 U CN 203325487U CN 2013202595741 U CN2013202595741 U CN 2013202595741U CN 201320259574 U CN201320259574 U CN 201320259574U CN 203325487 U CN203325487 U CN 203325487U
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- China
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- copper
- layer
- data cable
- frequency signal
- definition multimedia
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Abstract
The utility model discloses a high-definition multimedia data cable having a shielding function. The high-definition multimedia data cable comprises five high-frequency signal pairs used for data transmission, four control lines used for electric power transmission and signal control, and a cotton thread, wherein each of the high-frequency signal pairs comprises two copper conducting wires and a drainage wire, wherein each of the two copper conducting wires is externally coated with an insulating layer, a copper-plastic composite tape is wrapped on the surface of the copper conducting wires and the drainage wire, and the copper-plastic composite tape is composed of a polyester film layer and a copper layer plated and covered on the surface of the polyester film layer; a polyester tape layer wrapped on the surface of the five high-frequency signal pairs, the four control lines, and the cotton thread; an aluminum-plastic composite layer wrapped on the outer surface of the polyester tape layer; a tinned copper wire braiding layer wrapped on the outer surface of the aluminum-plastic composite layer; and a sheath layer wrapped on the outer surface of the tinned copper wire braiding layer. According to the high-definition multimedia data cable of the utility model, the influence of the external environment on the cable is effectively reduced; the leakage in the high-frequency signal transmission process and the interference among the different high-frequency signal pairs are also prevented; and besides, the requirement of testing length of 1.2 m is satisfied.
Description
Technical field
The utility model relates to a kind of multi-medium data cable, relates in particular to a kind of high-definition multimedia data cable with function of shielding.
Background technology
The data cable structure of existing high-definition multimedia is to the control line with for electric power transfer and control signal transmission by the high-frequency signal for transfer of data, wrapped aluminium-plastic tape after the set stranding, the outer proof copper-wire braided that covers shields again, finally extrudes one deck restrictive coating and forms finished product.For small dimension, for example conductor diameter is less than the high-definition multimedia data cable of 0.1mm, passing existing structure is the copper wire stranded conductor that uses 7 0.03mm, extrude perfluoroethylene-propylene (FEP) insulation at conductive surface, the insulated wire of two same sizes adds a drainage copper cash pair twist, online skin is wound around to one deck copper wire, then at winding copper wire skin, extrudes again one deck perfluoroethylene-propylene (copolymer) sheath and form high-frequency signal pair.The structure of control line is identical with the insulation core wire of high-frequency signal centering; Thereby form the high-definition multimedia data cable.
Although the density of covering that existing high-frequency signal centering copper wire is wound around shielding is greater than 99%, the leakage when high-frequency signal transmits is still very serious, especially especially serious in the decay of the above high band of 2.75GHz.The small dimension multimedia data cable of 7 0.03mm copper wires as described above, its transmission length only has 0.5m, can not meet client's big-length (more than 1m) requirement.Therefore, how to design a kind of data can effectively prevent leakage in the high-frequency signal transmitting procedure and different high-frequency signal between the cable of interference, become the direction that those of ordinary skills make great efforts.
Summary of the invention
The utility model provides a kind of high-definition multimedia data cable with function of shielding, this high-definition multimedia data cable effectively reduces the impact of external environment on cable, and also prevent leakage in the high-frequency signal transmitting procedure and different high-frequency signal between interference, and met the requirement of 1.2m testing length.
For achieving the above object, the technical solution adopted in the utility model is: a kind of high-definition multimedia data cable with function of shielding, comprise: the 5 pairs of high-frequency signals for transfer of data are to, the 4 pairs of control lines for electric power transfer and signal controlling and cotton thread, described high-frequency signal is to comprising two copper conductor and drain wires that are covered with insulating barrier outward, one compound copper-plastics band is coated on described copper conductor and described drain wire surface, and by laminated polyester film and plating, the copper layer in this laminated polyester film surface forms this compound copper-plastics band;
One polyester belt wrapped in 5 pairs of described high-frequency signals to, the 4 pairs of control lines and cotton thread surface;
One plastic-aluminum combined layer is coated on described polyester belt outer surface;
One tincopper fuse wire braided armor is coated on described plastic-aluminum combined layer outer surface;
One restrictive coating is coated on described tincopper fuse wire braided armor outer surface.
In technique scheme, further improved technical scheme is as follows:
1,, in such scheme, described copper layer is positioned at the inboard of compound copper-plastics band and contacts with drain wire.
2,, in such scheme, described cotton thread number is 1 and is positioned at the center of described multi-medium data cable.
Because technique scheme is used, the utility model compared with prior art has following advantages:
The utlity model has the high-definition multimedia data cable of function of shielding, its high-frequency signal is to comprising two copper conductor and drain wires that are covered with insulating barrier outward, one compound copper-plastics band is coated on described copper conductor and described drain wire surface, by laminated polyester film and plating, the copper layer in this laminated polyester film surface forms this compound copper-plastics band, one polyester belt is wrapped in 5 pairs of described high-frequency signals pair, the 4 pairs of control lines and cotton thread surface, one plastic-aluminum combined layer is coated on described polyester belt outer surface, one tincopper fuse wire braided armor is coated on described plastic-aluminum combined layer outer surface, one restrictive coating is coated on described tincopper fuse wire braided armor outer surface, effectively reduce the impact of external environment on cable, can form effectively and cover, and also prevent leakage in the high-frequency signal transmitting procedure and different high-frequency signal between interference, and met the requirement of 1.2m testing length.
The accompanying drawing explanation
Accompanying drawing 1 is for the utlity model has the high-definition multimedia data cable structural representation of function of shielding.
In above accompanying drawing: 1, high-frequency signal pair; 2, control line; 3, cotton thread; 4, insulating barrier; 5, copper conductor; 6, drain wire; 7, compound copper-plastics band; 71, laminated polyester film; 72, copper layer; 8, polyester belt; 9, plastic-aluminum combined layer; 10, tincopper fuse wire braided armor; 11, restrictive coating.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment 1: a kind of high-definition multimedia data cable with function of shielding, comprise: 5 pairs of high-frequency signals for transfer of data are to 1,4 pair of control line for electric power transfer and signal controlling 2 and cotton thread 3, described high-frequency signal comprises two copper conductor 5 and drain wires 6 that are covered with insulating barrier 4 outward to 1, one compound copper-plastics band 7 is coated on described copper conductor 5 and described drain wire 6 surfaces, and by laminated polyester film 71 and plating, the copper layer 72 in these laminated polyester film 71 surfaces forms this compound copper-plastics band 7;
One polyester belt 8 wrapped in 5 pairs of described high-frequency signals to 1,4 pair of control line 2 and cotton thread 3 surfaces;
One plastic-aluminum combined layer 9 is coated on described polyester belt 8 outer surfaces;
One tincopper fuse wire braided armor 10 is coated on described plastic-aluminum combined layer 9 outer surface;
One restrictive coating 11 is coated on described tincopper fuse wire braided armor 10 outer surfaces; Above-mentioned restrictive coating 11 is polyvinyl chloride layer.
Embodiment 2: a kind of high-definition multimedia data cable with function of shielding, comprise: 5 pairs of high-frequency signals for transfer of data are to 1,4 pair of control line for electric power transfer and signal controlling 2 and cotton thread 3, described high-frequency signal comprises two copper conductor 5 and drain wires 6 that are covered with insulating barrier 4 outward to 1, one compound copper-plastics band 7 is coated on described copper conductor 5 and described drain wire 6 surfaces, and by laminated polyester film 71 and plating, the copper layer 72 in these laminated polyester film 71 surfaces forms this compound copper-plastics band 7;
One polyester belt 8 wrapped in 5 pairs of described high-frequency signals to 1,4 pair of control line 2 and cotton thread 3 surfaces;
One plastic-aluminum combined layer 9 is coated on described polyester belt 8 outer surfaces;
One tincopper fuse wire braided armor 10 is coated on described plastic-aluminum combined layer 9 outer surface;
One restrictive coating 11 is coated on described tincopper fuse wire braided armor 10 outer surfaces; Above-mentioned restrictive coating 11 is layer of polyurethane.
Above-mentioned copper layer 72 is positioned at the inboard of compound copper-plastics band 7 and contacts with drain wire 6; Above-mentioned cotton thread 3 numbers are 1 and are positioned at the center of described multi-medium data cable.
In the present embodiment, for high-frequency signal, to selecting width, be that the compound copper-plastics band that 2.5mm, gross thickness are 0.013mm is the band material, the thickness of the structure Copper Foil of this band material is 0.008mm.Compound copper-plastics band is by technique for vacuum coating production, can meet the requirement of composite band gross thickness, forms novel high-frequency signal pair.The compound copper-plastics band that this structure is used can form 100% screening rate, effectively prevent leakage in the high-frequency signal transmitting procedure and different high-frequency signal between interference.The multimedia data cable of high-frequency signal to producing, can meet the testing length requirement of 1.2m, and high-frequency signal between also reduction greatly of phase mutual interference.
Adopt above-mentioned while thering is the high-definition multimedia data cable of function of shielding, its high-frequency signal is to comprising two copper conductor and drain wires that are covered with insulating barrier outward, one compound copper-plastics band is coated on described copper conductor and described drain wire surface, by laminated polyester film and plating, the copper layer in this laminated polyester film surface forms this compound copper-plastics band, one polyester belt is wrapped in 5 pairs of described high-frequency signals pair, the 4 pairs of control lines and cotton thread surface, one plastic-aluminum combined layer is coated on described polyester belt outer surface, one tincopper fuse wire braided armor is coated on described plastic-aluminum combined layer outer surface, one restrictive coating is coated on described tincopper fuse wire braided armor outer surface, effectively reduce the impact of external environment on cable, can form effectively and cover, and also prevent leakage in the high-frequency signal transmitting procedure and different high-frequency signal between interference, and met the requirement of 1.2m testing length.
Above-described embodiment is only explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the person skilled in the art 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 (3)
1. the high-definition multimedia data cable with function of shielding, it is characterized in that: comprising: 5 pairs of high-frequency signals for transfer of data are to (1), 4 pairs of control lines for electric power transfer and signal controlling (2) and cotton thread (3), described high-frequency signal comprises two copper conductor (5) and drain wires (6) that are covered with insulating barrier (4) outward to (1), one compound copper-plastics band (7) is coated on described copper conductor (5) and described drain wire (6) surface, by laminated polyester film (71) and plating, the copper layer (72) in this laminated polyester film (71) surface forms this compound copper-plastics band (7),
One polyester belt (8) wrapped in 5 pairs of described high-frequency signals to (1), 4 pairs of control lines (2) and cotton thread (3) surface;
One plastic-aluminum combined layer (9) is coated on described polyester belt (8) outer surface;
One tincopper fuse wire braided armor (10) is coated on described plastic-aluminum combined layer (9) outer surface;
One restrictive coating (11) is coated on described tincopper fuse wire braided armor (10) outer surface.
2. high-definition multimedia data cable according to claim 1 is characterized in that: described copper layer (72) is positioned at the inboard of compound copper-plastics band (7) and contacts with drain wire (6).
3. high-definition multimedia data cable according to claim 1 is characterized in that: described cotton thread (3) number is 1 and is positioned at the center of described multi-medium data cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202595741U CN203325487U (en) | 2013-05-14 | 2013-05-14 | High-definition multimedia data cable having shielding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202595741U CN203325487U (en) | 2013-05-14 | 2013-05-14 | High-definition multimedia data cable having shielding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203325487U true CN203325487U (en) | 2013-12-04 |
Family
ID=49664802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202595741U Expired - Lifetime CN203325487U (en) | 2013-05-14 | 2013-05-14 | High-definition multimedia data cable having shielding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203325487U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106340347A (en) * | 2016-10-31 | 2017-01-18 | 耒阳星宇电线电缆有限公司 | Double-net composite transmission, wear-resistant and easy-to-install cable |
-
2013
- 2013-05-14 CN CN2013202595741U patent/CN203325487U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106340347A (en) * | 2016-10-31 | 2017-01-18 | 耒阳星宇电线电缆有限公司 | Double-net composite transmission, wear-resistant and easy-to-install cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131204 |
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| CX01 | Expiry of patent term |