CN204166988U - A kind of shielded type cable with complex copper core - Google Patents
A kind of shielded type cable with complex copper core Download PDFInfo
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- CN204166988U CN204166988U CN201420675024.2U CN201420675024U CN204166988U CN 204166988 U CN204166988 U CN 204166988U CN 201420675024 U CN201420675024 U CN 201420675024U CN 204166988 U CN204166988 U CN 204166988U
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Abstract
The utility model discloses a kind of shielded type cable with complex copper core, comprise internal core wire, conductor wire core, insulating barrier, screen and restrictive coating; Described conductor wire core is provided with four, the outside of each root conductor wire core extrudes one deck perfluoroethylene-propylene insulating barrier, the described four rectangular distributions of conductor wire core being enclosed with perfluoroethylene-propylene insulating barrier, are provided with the internal core wire in quadrilateral shape at the geometric center place of this rectangle; At the arranged outside insulating barrier of four conductive core lines, the skin that insulating barrier and four are enclosed with the conductor wire core of perfluoroethylene-propylene insulating barrier against, be filled with elastic soft at insulating barrier and the space between conductor wire core and internal core wire; Be wrapped with aluminium alloy net screen at described insulating barrier, restrictive coating is set outside screen.The utility model is designed by the tight fit type of internal core wire and conductive core line, decreases the vacant gap of cable inside, improves the bending resistance of whole cable, anti-pressure ability.
Description
Technical field
The utility model relates to a kind of data cable, is specially a kind of shielded type cable with complex copper core.
Background technology
That applies in Aero-Space and computer realm at present covers logarithmic data transmission cable product, most dependence on import.The application of shadow data transmission cable product, by launching the difference of (reception) frequency, can realize a line multi signal high-speed transfer.The shadow data transmission cable used at present, because it adopts wire and blank pipe to fill combining structure, therefore under the condition of specific high characteristic impedance (120 Ω), also exist that complex dielectric constant is large, attenuation constant is large, volume is large, etc. problem.Further, imported product exists that price is high, delivery cycle is long, easily by the problem such as blockade on new techniques and embargo, for addressing these problems, Chinese patent CN203858918U discloses a kind of shadow data transmission cable, include conductor wire core, described conductor wire core is provided with four, the outside of each root conductor wire core extrudes one deck perfluoroethylene-propylene insulating barrier, a tubular completion core is provided with between described four conductor wire cores being enclosed with perfluoroethylene-propylene insulating barrier, described four conductor wire cores being enclosed with perfluoroethylene-propylene insulating barrier and tubular completion core form the cable core of stranded cable structure jointly, the wrapped one deck composite shielding layer in outside of the cable core of described stranded cable structure, the outside of described composite shielding layer is enclosed with polyester film and elastic body jacket successively, this the utility model complex dielectric constant is little, attenuation constant is little, volume is little, quality is light, moderate, but in concrete use procedure, this utility model exists bending resistance, and the defect of torsional property difference, easily occurs torsional deformation, irreclaimable problem needs the special occasions of heart yearn for subsequent use for some, and inapplicable.
Utility model content
The purpose of this utility model is to provide a kind of shielded type cable with complex copper core, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
There is a shielded type cable for complex copper core, comprise internal core wire, conductor wire core, insulating barrier, screen and restrictive coating; Described conductor wire core is provided with four, the outside of each root conductor wire core extrudes one deck perfluoroethylene-propylene insulating barrier, the described four rectangular distributions of conductor wire core being enclosed with perfluoroethylene-propylene insulating barrier, the geometric center place of this rectangle is provided with the internal core wire in quadrilateral shape, and four limits of four conductive core lines and internal core wire closely recline; At the arranged outside insulating barrier of four conductive core lines, the skin that insulating barrier and four are enclosed with the conductor wire core of perfluoroethylene-propylene insulating barrier against, be filled with elastic soft at insulating barrier and the space between conductor wire core and internal core wire; Be wrapped with aluminium alloy net screen at described insulating barrier, restrictive coating is set outside screen.
Further, described four conductor wire cores being enclosed with perfluoroethylene-propylene insulating barrier and internal core wire form the cable core of stranded cable structure jointly, and conductor wire core is made up of silver-plated copper stranded wire core.
Further, described internal core wire comprises copper cash main body, the pliable and tough bar of copper cash and silicon rubber and holds layer, the cross section of described copper cash main body is cross, four concave surfaces that the pliable and tough bar of copper cash is separately positioned on copper cash match with four concave surfaces of copper cash main body, copper cash main body and the pliable and tough bar of copper cash form a square copper cash, this copper cash is evenly surrounded with one deck polyimide insulative enamelled coating, silicon rubber is set outside polyimide insulative enamelled coating and holds layer.
Further, the perfluoroethylene-propylene insulating barrier wrapped up outside four described conductor wire cores is respectively red, yellow, white and blue.
Compared with prior art, the utility model is designed by the tight fit type of internal core wire and conductive core line, decrease the vacant gap of cable inside, improve the bending resistance of whole cable, anti-pressure ability, the internal core wire design of composite construction can either as the center of effort of cable, again can as standby transport circuit time emergent, very practical, and polyimide insulative enamelled coating also ensure that the anti-extreme temperature ability of internal core wire.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation with the shielded type cable of complex copper core of the utility model.
In figure: 1-restrictive coating, 2-aluminium alloy net screen, 3-insulating barrier, 4-elastic soft, 5-conductor wire core, 6-perfluoroethylene-propylene insulating barrier, 7-internal core wire, 8-silicon rubber holds layer, the pliable and tough bar of 9-copper cash, 10-copper cash main body.
Embodiment
Be described in more detail below in conjunction with the technical scheme of embodiment to this patent.
Refer to Fig. 1, a kind of shielded type cable with complex copper core, comprise internal core wire 7, conductor wire core 5, insulating barrier 3, screen 2 and restrictive coating 1; Described conductor wire core 5 is provided with four, the outside of each root conductor wire core 5 extrudes one deck perfluoroethylene-propylene insulating barrier 6, the described four rectangular distributions of conductor wire core 5 being enclosed with perfluoroethylene-propylene insulating barrier 6, internal core wire 7, four conductive core lines 5 be provided with at the geometric center place of this rectangle in quadrilateral shape closely recline with four limits of internal core wire 7; At the arranged outside insulating barrier 3 of four conductive core lines 5, the skin that insulating barrier 3 and four are enclosed with the conductor wire core 5 of perfluoroethylene-propylene insulating barrier 6 against, be filled with elastic soft 4 at insulating barrier 3 and the space between conductor wire core 5 and internal core wire 7; Be wrapped with aluminium alloy net screen 2 at described insulating barrier 3, restrictive coating 1 is set outside screen 2.Described four are enclosed with the conductor wire core 5 of perfluoroethylene-propylene insulating barrier 6 and the cable core of internal core wire 7 common formation stranded cable structure, and conductor wire core 5 is made up of silver-plated copper stranded wire core.Described internal core wire 7 comprises copper cash main body 10, the pliable and tough bar 9 of copper cash and silicon rubber and holds layer 8, the cross section of described copper cash main body 10 is cross, four concave surfaces that the pliable and tough bar 9 of copper cash is separately positioned on copper cash 10 match with four concave surfaces of copper cash main body 10, copper cash main body 10 and the pliable and tough bar of copper cash 9 form a square copper cash, this copper cash is evenly surrounded with one deck polyimide insulative enamelled coating, silicon rubber is set outside polyimide insulative enamelled coating and holds layer.Outside four described conductor wire cores 5, the perfluoroethylene-propylene insulating barrier 6 of parcel is respectively red, yellow, white and blue.
In the utility model, designed by the tight fit type of internal core wire and conductive core line, decrease the vacant gap of cable inside, improve the bending resistance of whole cable, anti-pressure ability, the internal core wire design of composite construction can either as the center of effort of cable, again can as standby transport circuit time emergent, very practical, and polyimide insulative enamelled coating also ensure that the anti-extreme temperature ability of internal core wire.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned execution mode, in the ken that one skilled in the relevant art possesses, various change can also be made under the prerequisite not departing from this patent aim.
Claims (4)
1. there is a shielded type cable for complex copper core, it is characterized in that, comprise internal core wire, conductor wire core, insulating barrier, screen and restrictive coating; Described conductor wire core is provided with four, the outside of each root conductor wire core extrudes one deck perfluoroethylene-propylene insulating barrier, the described four rectangular distributions of conductor wire core being enclosed with perfluoroethylene-propylene insulating barrier, the geometric center place of this rectangle is provided with the internal core wire in quadrilateral shape, and four limits of four conductive core lines and internal core wire closely recline; At the arranged outside insulating barrier of four conductive core lines, the skin that insulating barrier and four are enclosed with the conductor wire core of perfluoroethylene-propylene insulating barrier against, be filled with elastic soft at insulating barrier and the space between conductor wire core and internal core wire; Be wrapped with aluminium alloy net screen at described insulating barrier, restrictive coating is set outside screen.
2. a kind of shielded type cable with complex copper core according to claim 1, it is characterized in that, described four conductor wire cores being enclosed with perfluoroethylene-propylene insulating barrier and internal core wire form the cable core of stranded cable structure jointly, and conductor wire core is made up of silver-plated copper stranded wire core.
3. a kind of shielded type cable with complex copper core according to claim 1, it is characterized in that, described internal core wire comprises copper cash main body, the pliable and tough bar of copper cash and silicon rubber and holds layer, the cross section of described copper cash main body is cross, four concave surfaces that the pliable and tough bar of copper cash is separately positioned on copper cash match with four concave surfaces of copper cash main body, copper cash main body and the pliable and tough bar of copper cash form a square copper cash, this copper cash is evenly surrounded with one deck polyimide insulative enamelled coating, silicon rubber is set outside polyimide insulative enamelled coating and holds layer.
4. a kind of shielded type cable with complex copper core according to claim 1, is characterized in that, the perfluoroethylene-propylene insulating barrier wrapped up outside four described conductor wire cores is respectively red, yellow, white and blue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420675024.2U CN204166988U (en) | 2014-11-13 | 2014-11-13 | A kind of shielded type cable with complex copper core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420675024.2U CN204166988U (en) | 2014-11-13 | 2014-11-13 | A kind of shielded type cable with complex copper core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204166988U true CN204166988U (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420675024.2U Active CN204166988U (en) | 2014-11-13 | 2014-11-13 | A kind of shielded type cable with complex copper core |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113921170A (en) * | 2021-11-02 | 2022-01-11 | 湖南金缆电工科技有限责任公司 | Bending-resistant cable |
-
2014
- 2014-11-13 CN CN201420675024.2U patent/CN204166988U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113921170A (en) * | 2021-11-02 | 2022-01-11 | 湖南金缆电工科技有限责任公司 | Bending-resistant cable |
| CN113921170B (en) * | 2021-11-02 | 2024-05-03 | 湖南金缆电工科技有限责任公司 | Bending-resistant cable |
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