CN111430077A - Novel stable and efficient shielding double-twisted-cable core cable with good wire body shielding effect - Google Patents
Novel stable and efficient shielding double-twisted-cable core cable with good wire body shielding effect Download PDFInfo
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- CN111430077A CN111430077A CN202010248091.6A CN202010248091A CN111430077A CN 111430077 A CN111430077 A CN 111430077A CN 202010248091 A CN202010248091 A CN 202010248091A CN 111430077 A CN111430077 A CN 111430077A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/428—Heat conduction
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/185—Sheaths comprising internal cavities or channels
Abstract
The invention discloses a novel stable and efficient shielding double-stranded cable core cable with good cable body shielding effect, which comprises a plurality of double-stranded cable cores, a cable core inner framework, a cable core shielding layer, a first insulating layer, a second shielding layer, a metal wire shielding layer and an outer sheath insulating layer, wherein the cable core inner framework is of a cross-section structure, the cable core inner framework is arranged inside the first insulating layer and divides the inside of the first insulating layer into four equal cable core mounting areas, the cable core inner framework is provided with the cable core shielding layer outside each cable core inside the cable, the cable core inner framework is attached to an aluminum foil shielding layer, the shielding performance between the cable cores can be improved, the mutual interference between the cable cores is reduced, anti-pulling steel wires are arranged in the cable core framework, the anti-pulling performance of the cable is improved, the quality of the cable is better, and a plurality of weight-reducing and heat-radiating hollow cavities are arranged on the outer sheath insulating layer, the mass of the cable can be lightened, and the interference inside the cable at the outside temperature can be reduced.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of wires, in particular to the technical field of twisted pairs.
[ background of the invention ]
The twisted pair is formed by twisting a pair of metal conductors insulated from each other. By adopting the mode, not only can part of electromagnetic wave interference from the outside be resisted, but also the mutual interference among the twisted pairs can be reduced. The method comprises the steps of twisting two insulated wires together, wherein interference signals act on the two wires which are twisted together, the interference signals are called common mode signals, the common mode signals can be eliminated in a differential circuit for receiving signals, and useful signals are extracted, although the existing double-stranded cable core cable can counteract electromagnetic reaction on the other wire through one wire, a plurality of cables penetrate simultaneously and still have the problem of interference signals, and meanwhile, the cables are easily influenced by the environment, Chinese patent CN209149834U discloses a novel stable and efficient shielding double-stranded cable core cable, which is characterized in that a high-low temperature resistant protective layer, an air layer chamber isolation layer, an insulation filling layer, an interference signal shielding layer, a shielding layer built-in spool, a double-stranded cable core cable, a double-stranded cable core, an electrotinning coating layer and an inner net fixing layer are arranged inside the high-low temperature resistant protective layer, a plurality of vacuum chamber isolation layers are arranged inside the high-low temperature, the inside inert gas helium that fills of gas chamber isolation layer, resistant high low temperature inoxidizing coating internal surface sets up the intranet fixed bed, set up the insulating filling layer in the intranet fixed bed, set up six interference signal shielding layers in the insulating filling layer, interference signal shielding layer external surface adheres to one deck electrotinning coating, and six interference signal shielding layers enclose into an annular structure, and all set up two shielding layer built-in spool in every interference signal shielding layer, and every shielding layer built-in spool is inside penetrates double-stranded cable core cable, and the inside double-stranded cable core cable that sets up of double-stranded cable core cable. However, the shielding performance of the twisted pair cable is relatively common, interference exists between the cable cores, the shielding performance is common, and the anti-pulling performance of the interior of the cable is relatively common.
[ summary of the invention ]
The invention aims to solve the problems in the prior art, provides a novel stable and efficient shielding double-stranded cable core cable with a good cable body shielding effect, and can improve the shielding performance between cable cores, reduce the mutual interference between the cable cores, reduce the weight of the cable, improve the anti-pulling performance of the cable, and improve the quality of the cable.
In order to achieve the purpose, the invention provides a novel stable and efficient shielding double-stranded cable core cable with good cable body shielding effect, which comprises a plurality of double-stranded cable cores, a cable core inner framework, a cable core shielding layer, a first insulating layer, a second shielding layer, four groups of twisted cable cores and an outer sheath insulating layer, wherein the cable core inner framework is of a cross-section structure, the cable core inner framework is arranged inside the first insulating layer and divides the inside of the first insulating layer into four equal cable core mounting areas, the four groups of cable cores are respectively arranged in the four cable core mounting areas, the cable core shielding layer is wrapped outside each double-stranded cable core, the first insulating layer is wrapped with the first insulating layer, the first insulating layer is wrapped with the second shielding layer, and the second shielding layer is wrapped with the metal wire shielding layer, the metal wire shielding layer is wrapped with an outer sheath insulating layer.
Preferably, the wire core shielding layer and the second shielding layer are both aluminum foil shielding layers.
Preferably, the outer wall of the cable core inner framework is wrapped with an inner framework aluminum foil shielding layer, and the inner framework aluminum foil shielding layer is connected with the cable core inner framework in an adhering mode.
Preferably, a tensile steel wire is arranged in the wire core inner framework, and the tensile steel wire is arranged at the center of the wire core inner framework.
Preferably, an insulating sealing paste is filled between the first insulating layer and the twisted wire core and between the first insulating layer and the wire core inner framework.
Preferably, a PVC layer is arranged between the metal wire shielding layer and the outer sheath insulating layer.
Preferably, a plurality of weight-reducing and heat-dissipating hollow cavities are uniformly arranged on the outer sheath insulating layer, and the weight-reducing and heat-dissipating hollow cavities are arranged around the center of the outer sheath insulating layer at equal intervals. .
The novel stable and efficient double-stranded-cable-core cable with good cable body shielding effect has the beneficial effects that: according to the invention, the cable core shielding layer is arranged outside each cable core in the cable, the cable core inner framework is also attached to the aluminum foil shielding layer, so that the shielding performance between the cable cores can be improved, the mutual interference between the cable cores is reduced, the anti-pulling steel wire is arranged in the cable core inner framework, the anti-pulling performance of the cable is improved, the quality of the cable is better, the weight-reducing and heat-dissipating hollow cavities are arranged on the outer sheath insulating layer, the quality of the cable can be reduced, and the interference in the cable at the external temperature can be reduced.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural view of a stable and efficient shielding double-twisted cable core cable with a good wire body shielding effect according to the present invention.
In the figure: the cable comprises 1-twisted cable core, 2-cable core inner frame, 3-cable core shielding layer, 4-first insulating layer, 5-second shielding layer, 6-metal wire shielding layer, 7-outer sheath insulating layer, 8-insulating sealing paste, 9-PVC polyvinyl chloride layer, 21-cable core mounting area, 22-inner frame aluminum foil shielding layer, 23-pulling-resistant steel wire and 71-weight-reducing heat dissipation hollow cavity.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Referring to fig. 1, the novel stable and efficient shielding double-stranded cable core cable with good cable body shielding effect comprises a plurality of double-stranded cable cores 1, a cable core inner framework 2, a cable core shielding layer 3, a first insulating layer 4, a second shielding layer 5, a metal wire shielding layer 6 and an outer sheath insulating layer 7, wherein the cable core inner framework 2 is of a cross-shaped cross section structure, the cable core inner framework 2 is arranged inside the first insulating layer 4, the cable core inner framework 2 divides the inside of the first insulating layer 4 into four equal cable core mounting areas 21, the double-stranded cable cores 1 are provided with four groups, the four groups of cable cores are respectively arranged in the four cable core mounting areas 21, the cable core shielding layer 3 is wrapped outside the double-stranded cable cores 1, the first insulating layer 4 is wrapped with the first insulating layer 4, the first insulating layer 4 is wrapped with the second shielding layer 5, the second shielding layer 5 is wrapped with the metal wire shielding layer 6, the cable core structure is characterized in that an outer sheath insulating layer 7 wraps the metal wire shielding layer 6, the cable core shielding layer 3 and the second shielding layer 5 are both aluminum foil shielding layers, an inner framework aluminum foil shielding layer 22 wraps the outer wall of the cable core inner framework 2, the inner framework aluminum foil shielding layer 22 is connected with the cable core inner framework 2 in a bonding mode, a pulling-resistant steel wire 23 is arranged in the cable core inner framework 2, the pulling-resistant steel wire 23 is arranged at the center of the cable core inner framework 2, insulating sealing paste 8 is filled among the first insulating layer 4, the twisted pair cable core 1 and the cable core inner framework 2, a PVC (polyvinyl chloride) layer 9 is arranged between the metal wire shielding layer 6 and the outer sheath insulating layer 7, a plurality of weight-reducing and heat-dissipating hollow cavities 71 are evenly arranged on the outer sheath insulating layer 7, and the weight-reducing and heat-dissipating hollow cavities 71 are all arranged around the center.
The working process of the invention is as follows:
in the working process of the novel stable and efficient shielding double-stranded cable core cable with good cable body shielding effect, the cable cores 1 are used for transmitting signals, the cable core shielding layer 3 is arranged outside each cable core 1, the cable core inner framework 2 is attached to the aluminum foil shielding layer 22, the shielding performance between the cable cores 1 and the cable cores 1 can be improved, the mutual interference between the cable cores 1 and the cable cores 1 is reduced, the anti-pulling steel wires 23 are arranged in the cable core inner framework 2, the anti-pulling performance of the cable is improved, the quality of the cable is better, the weight-reducing heat-dissipation hollow cavities 71 are arranged on the outer sheath insulating layer 7, the quality of the cable can be reduced, and the interference inside the cable with the external temperature can be reduced.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (7)
1. The utility model provides a novel effectual stable high-efficient two stranded cable core cables of shielding of line body, its characterized in that: comprises a plurality of twisted wire cores (1), a wire core inner framework (2), a wire core shielding layer (3), a first insulating layer (4), a second shielding layer (5), a metal wire shielding layer (6) and an outer sheath insulating layer (7), wherein the wire core inner framework (2) is of a cross structure, the wire core inner framework (2) is arranged inside the first insulating layer (4), the wire core inner framework (2) divides the inside of the first insulating layer (4) into four equal wire core installing areas (21), the twisted wire cores (1) are provided with four groups, the four groups of wire cores are respectively arranged in the four wire core installing areas (21), the wire core shielding layer (3) is wrapped outside the twisted wire cores (1), the first insulating layer (4) is wrapped by the outer wall of the first insulating layer (4), the first insulating layer (4) is wrapped by the second shielding layer (5), the outer wall of the second shielding layer (5) is wrapped with a metal wire shielding layer (6), and an outer sheath insulating layer (7) is wrapped outside the metal wire shielding layer (6).
2. The novel stable and efficient wire body shielding double-stranded cable core cable with good shielding effect according to claim 1, wherein: and the wire core shielding layer (3) and the second shielding layer (5) are both aluminum foil shielding layers.
3. The novel stable and efficient wire body shielding double-stranded cable core cable with good shielding effect according to claim 1, wherein: the outer wall of the wire core inner framework (2) is wrapped with an inner framework aluminum foil shielding layer (22), and the inner framework aluminum foil shielding layer (22) is connected with the wire core inner framework (2) in an adhering mode.
4. The novel stable and efficient wire body shielding double-stranded cable core cable with good shielding effect according to claim 1, wherein: and a tensile steel wire (23) is arranged in the wire core inner framework (2), and the tensile steel wire (23) is arranged at the center of the wire core inner framework (2).
5. The novel stable and efficient wire body shielding double-stranded cable core cable with good shielding effect according to claim 1, wherein: and insulating sealing paste (8) is filled among the first insulating layer (4), the twisted wire core (1) and the wire core inner framework (2).
6. The novel stable and efficient wire body shielding double-stranded cable core cable with good shielding effect according to claim 1, wherein: and a PVC polyvinyl chloride layer (9) is arranged between the metal wire shielding layer (6) and the outer sheath insulating layer (7).
7. The novel stable and efficient wire body shielding double-stranded cable core cable with good shielding effect according to claim 1, wherein: the outer sheath insulating layer (7) is evenly provided with a plurality of weight-reducing heat-radiating hollow cavities (71), and the weight-reducing heat-radiating hollow cavities (71) are arranged around the center of the outer sheath insulating layer (7) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010248091.6A CN111430077A (en) | 2020-04-01 | 2020-04-01 | Novel stable and efficient shielding double-twisted-cable core cable with good wire body shielding effect |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010248091.6A CN111430077A (en) | 2020-04-01 | 2020-04-01 | Novel stable and efficient shielding double-twisted-cable core cable with good wire body shielding effect |
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| CN111430077A true CN111430077A (en) | 2020-07-17 |
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| CN202010248091.6A Pending CN111430077A (en) | 2020-04-01 | 2020-04-01 | Novel stable and efficient shielding double-twisted-cable core cable with good wire body shielding effect |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112037978A (en) * | 2020-07-30 | 2020-12-04 | 坤越线缆有限公司 | Flame-retardant environment-friendly low-voltage cable |
| CN112290178A (en) * | 2020-10-22 | 2021-01-29 | 深圳华添达信息技术有限公司 | High-frequency transmission parallel line pair, high-frequency transmission wire rod and high-frequency transmission wire harness |
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| CN200993895Y (en) * | 2006-12-06 | 2007-12-19 | 江苏江扬电缆有限公司 | Indoor-outdoor high performance data cable |
| JP2008287948A (en) * | 2007-05-16 | 2008-11-27 | Auto Network Gijutsu Kenkyusho:Kk | Shield twisted-pair cable |
| CN202720963U (en) * | 2012-07-17 | 2013-02-06 | 年锋电缆(苏州)有限公司 | A reinforced data cable |
| CN203433892U (en) * | 2013-07-24 | 2014-02-12 | 安徽省富林电子科技有限公司 | CAT-6 shielded twisted pair |
| CN104867608A (en) * | 2014-02-24 | 2015-08-26 | 江苏亨通线缆科技有限公司 | Anti-interference enhanced CAT 7 type digital network signal cable |
| CN104867607A (en) * | 2014-02-24 | 2015-08-26 | 江苏亨通线缆科技有限公司 | Shielding high-speed enhanced CAT 7 type data communication cable |
| CN204760106U (en) * | 2015-06-10 | 2015-11-11 | 傅小娟 | Novel high strength light power cable |
| CN207458618U (en) * | 2017-07-22 | 2018-06-05 | 江苏东强股份有限公司 | Hyperfrequency cable for digital communication |
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2020
- 2020-04-01 CN CN202010248091.6A patent/CN111430077A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200993895Y (en) * | 2006-12-06 | 2007-12-19 | 江苏江扬电缆有限公司 | Indoor-outdoor high performance data cable |
| JP2008287948A (en) * | 2007-05-16 | 2008-11-27 | Auto Network Gijutsu Kenkyusho:Kk | Shield twisted-pair cable |
| CN202720963U (en) * | 2012-07-17 | 2013-02-06 | 年锋电缆(苏州)有限公司 | A reinforced data cable |
| CN203433892U (en) * | 2013-07-24 | 2014-02-12 | 安徽省富林电子科技有限公司 | CAT-6 shielded twisted pair |
| CN104867608A (en) * | 2014-02-24 | 2015-08-26 | 江苏亨通线缆科技有限公司 | Anti-interference enhanced CAT 7 type digital network signal cable |
| CN104867607A (en) * | 2014-02-24 | 2015-08-26 | 江苏亨通线缆科技有限公司 | Shielding high-speed enhanced CAT 7 type data communication cable |
| CN204760106U (en) * | 2015-06-10 | 2015-11-11 | 傅小娟 | Novel high strength light power cable |
| CN207458618U (en) * | 2017-07-22 | 2018-06-05 | 江苏东强股份有限公司 | Hyperfrequency cable for digital communication |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112037978A (en) * | 2020-07-30 | 2020-12-04 | 坤越线缆有限公司 | Flame-retardant environment-friendly low-voltage cable |
| CN112290178A (en) * | 2020-10-22 | 2021-01-29 | 深圳华添达信息技术有限公司 | High-frequency transmission parallel line pair, high-frequency transmission wire rod and high-frequency transmission wire harness |
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Application publication date: 20200717 |