CN113257476A - Multi-core twisted-pair shielded cable and manufacturing method thereof - Google Patents
Multi-core twisted-pair shielded cable and manufacturing method thereof Download PDFInfo
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- CN113257476A CN113257476A CN202110310396.XA CN202110310396A CN113257476A CN 113257476 A CN113257476 A CN 113257476A CN 202110310396 A CN202110310396 A CN 202110310396A CN 113257476 A CN113257476 A CN 113257476A
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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
- H01B11/10—Screens specially adapted for reducing interference from external sources
- H01B11/1008—Features relating to screening tape per se
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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
- H01B11/10—Screens specially adapted for reducing interference from external sources
- H01B11/1033—Screens specially adapted for reducing interference from external sources composed of a wire-braided conductor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/02—Stranding-up
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/26—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping
- H01B13/2606—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping by braiding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Electromagnetism (AREA)
- Communication Cables (AREA)
Abstract
The invention discloses a multi-core twisted-pair shielding cable and a manufacturing method thereof, wherein the multi-core twisted-pair shielding cable comprises a plurality of single twisted-pair wires, and the outer layer of each single twisted-pair wire is coated with a first tin foil paper layer; two single twisted pairs are twisted in pairs to form a composite twisted pair, the outer layer of the composite twisted pair is wrapped by a second tin foil paper layer, the outer layer of the second tin foil paper layer is wrapped by a first metal shielding layer, and the outer layer of the first metal shielding layer is wrapped by a third tin foil paper layer; embedding the third tin foil paper layer into the first metal shielding layer at intervals of a preset distance to form a micro-shielding electric ion discharge circulating body; the cable outer layer formed with a plurality of micro-shielding electric ion discharge circulating bodies is coated with a fourth tin foil paper layer, the outer layer of the fourth tin foil paper layer is coated with a second metal shielding layer, and the outer layer of the second metal shielding layer is coated with a leather sheath. The invention can realize undistorted transmission of signals under the severe conditions of megawatt-level strong magnetic field and high harmonic wave, and has good anti-interference performance.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a multi-core twisted-pair shielding cable and a manufacturing method thereof.
Background
The standard shielding twisted-pair cable which can be purchased in the market is only used in daily use environment, and is used in severe environment facing megawatt power high-intensity magnetic field, high harmonic and serious clutter, low-voltage sinusoidal signals are transmitted at an ultra-long distance, so that the standard shielding twisted-pair cable is not ideal in the aspects of preventing sinusoidal signal distortion and synchronizing signals in real time. In addition, signals are usually very good in other environments, and signals cannot be normally received in environments with high harmonic waves, high noise waves and large magnetic fields.
Chinese patent publication No. CN104835589A, dedicated to 2015, 8 th, 12 th, discloses a shielded cable suitable for noise shielding in a wide frequency band, wherein a shielded cable (1) includes an insulated wire (4) having a conductor wire (2) surrounded by an insulator (3) and a shield layer (7) formed of a shield wire (70) surrounding the insulated wire (4), and the shield wire (70) includes a tubular member (71) formed of a conductive material and a magnetic powder (72) filled in an inner space of the tubular member (71).
Chinese proprietary publication No. CN103456399A, 12 months and 28 years 2013 discloses a shielded cable for a frequency converter, comprising: the cable comprises three insulating main cable cores, wherein an insulating ground cable core is arranged between every two adjacent insulating main cable cores, the insulating main cable cores are twisted pairs, inner shielding layers are arranged outside the insulating main cable cores and outside the insulating ground cable cores, a first total shielding layer is arranged outside the inner shielding layers, a glass fiber cloth flame-retardant layer is arranged outside the first total shielding layer, a second total shielding layer is arranged outside the glass fiber cloth flame-retardant layer, and an outer sheath layer is arranged outside the second total shielding layer. The patent application is mainly used for solving the problem of shielding and resisting interference.
Therefore, the anti-interference performance of the shielded cable has an important influence on field signal receiving and transmitting, and the electromagnetic interference of the shielded cable is very strong in the working environment of a multi-megawatt motor, so that the shielded cable is provided, can be perfectly transmitted under the severe conditions of megawatt strong magnetic fields and high harmonics, and has very important significance in realizing high-speed transmission without signal distortion.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the multi-core twisted-pair shielding cable and the manufacturing method thereof, the shielding cable can realize undistorted transmission of signals under the severe conditions of megawatt-level strong magnetic field and high harmonic wave, and has good anti-interference performance.
According to one aspect of the description of the invention, a multi-core twisted-pair shielded cable is provided, which comprises a plurality of single twisted-pair wires, wherein the outer layer of each single twisted-pair wire is wrapped with a first tin foil paper layer; two single twisted pairs are twisted in pairs to form a composite twisted pair, the outer layer of the composite twisted pair is wrapped by a second tin foil paper layer, the outer layer of the second tin foil paper layer is wrapped by a first metal shielding layer, and the outer layer of the first metal shielding layer is wrapped by a third tin foil paper layer; embedding the third tin foil paper layer into the first metal shielding layer at intervals of a preset distance to form a micro-shielding electric ion discharge circulating body; the cable outer layer formed with a plurality of micro-shielding electric ion discharge circulating bodies is coated with a fourth tin foil paper layer, the outer layer of the fourth tin foil paper layer is coated with a second metal shielding layer, and the outer layer of the second metal shielding layer is coated with a leather sheath.
As a further technical scheme, the third tin foil paper layer is embedded into the metal shielding layer every 2 m distance to form a micro-shielding electric ion discharge circulating body.
As a further technical solution, the shielded cable is a 16-core twisted pair shielded cable.
As a further technical scheme, the metal shielding layer is a densely woven phosphor-copper mesh.
As a further technical scheme, the third tinfoil paper layer comprises a wrapping layer and an overlapped layer, the wrapping layer is wrapped outside the first metal shielding layer, and the overlapped layer is formed by overlapping multiple layers of tinfoil paper and is embedded into the first metal shielding layer.
According to an aspect of the present specification, there is provided a method for manufacturing a multi-core twisted-pair shielded cable, including:
determining the preset thicknesses of the first tin foil paper layer, the second tin foil paper layer, the third tin foil paper layer, the first metal shielding layer and the second metal shielding layer;
wrapping a plurality of single twisted wires and double twisted wires with a first tin foil paper layer;
twining every two single twisted pairs into a composite twisted pair, and coating a second tin foil paper layer on the outer layer of the composite twisted pair;
sequentially coating a first metal shielding layer and a third tin foil paper layer outside the second tin foil paper layer;
embedding the third tin foil paper layer into the first metal shielding layer at intervals of a preset distance to form a micro-shielding electric ion discharge circulating body;
the cable outer layer formed with a plurality of micro-shielding electric ion discharge circulating bodies is coated with a fourth tin foil paper layer, the outer layer of the fourth tin foil paper layer is coated with a second metal shielding layer, and the outer layer of the second metal shielding layer is coated with a leather sheath.
As a further technical solution, the method further comprises; the third tin foil paper layer consists of a wrapping layer and an overlapped layer, the wrapping layer wraps the outside of the first metal shielding layer, and the overlapped layer is formed by overlapping a plurality of layers of tin foil paper and is embedded into the first metal shielding layer; the length of the overlapped layer is 10-30 cm.
As a further technical solution, the method further comprises; the distance between two adjacent overlapping layers is 2 meters.
As a further technical solution, the method further comprises; the preset thickness of the first tin foil paper layer is 0.06-0.15 mm; the preset thickness of the second tin foil paper layer is 0.06-0.15 mm; the preset thickness of the third tin foil paper layer is 0.18-1.2 mm; the preset thickness of the fourth tin foil paper layer is 0.06-0.15 mm; the preset thickness of the first metal shielding layer is 10-20 mm; the preset thickness of the second metal shielding layer is 50-60 mm.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention carries on the twinning pair to form the compound twisted pair after the single twisted pair is wrapped in the first tinfoil paper layer, wrap the second tinfoil paper layer, the first metal shielding layer and the third tinfoil paper layer outside the compound twisted pair once, and with the predetermined distance, imbed the third tinfoil paper layer in the first metal shielding layer, form the little shielding electric ion discharge cycle body, all high radiation, low radiation space electric ion consume on the cycle body; sequentially coating a fourth tin foil paper layer and a second metal shielding layer outside the third tin foil paper layer, integrally packaging and coating a sheath outside to form a shielded cable; the shielding cable utilizes the tin foil paper layer to shield strong electric interference, utilizes the metal shielding layer to shield weak electric interference, consumes the strong and weak electric interference through the formed micro-shielding electric ion discharge circulating body, has better shielding effect, and is suitable for signal transmission under the severe conditions of megawatt strong magnetic field and high harmonic wave.
(2) In addition, the parts of the tin foil paper layer embedded into the metal shielding layer mutually absorb and cover between high and low frequencies, are multiply superposed, purify electromagnetic interference and greatly improve the signal transmission effect.
Drawings
Fig. 1 is a schematic diagram of a composite twisted pair according to an embodiment of the present invention.
Fig. 2 is a schematic view of a shielded cable according to an embodiment of the present invention.
Detailed Description
The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
According to an aspect of the present disclosure, as shown in fig. 1-2, there is provided a multi-core twisted-pair shielded cable, including a plurality of single-twisted pairs, wherein an outer layer of each single-twisted pair is wrapped by a first tin foil paper layer; two single twisted pairs are twisted in pairs to form a composite twisted pair, the outer layer of the composite twisted pair is wrapped by a second tin foil paper layer, the outer layer of the second tin foil paper layer is wrapped by a first metal shielding layer, and the outer layer of the first metal shielding layer is wrapped by a third tin foil paper layer; embedding the third tin foil paper layer into the first metal shielding layer every 2 m to form a micro-shielding electric ion discharge circulating body; the cable outer layer formed with a plurality of micro-shielding electric ion discharge circulating bodies is coated with a fourth tin foil paper layer, the outer layer of the fourth tin foil paper layer is coated with a second metal shielding layer, and the outer layer of the second metal shielding layer is coated with a leather sheath. In addition, the parts of the tin foil paper layer embedded into the metal shielding layer mutually absorb and cover between high and low frequencies, are multiply superposed, purify electromagnetic interference and greatly improve the signal transmission effect.
In one embodiment, the shielded cable is a 16-core twisted pair shielded cable. The number of cores may be selected according to the actual situation, and is not limited to the range listed in the present embodiment.
Specifically, the metal shielding layer is a densely woven phosphor copper mesh for removing low-frequency electric ions. The tin foil paper layer is tin foil paper with a preset thickness and is used for absorbing high-frequency electric ions.
Specifically, the third tin foil paper layer comprises a wrapping layer and an overlapped layer, the wrapping layer is wrapped outside the first metal shielding layer, and the overlapped layer is formed by overlapping multiple layers of tin foil paper and is embedded into the first metal shielding layer.
According to an aspect of the present specification, there is provided a method for manufacturing a multi-core twisted-pair shielded cable, including:
step 1, determining the preset thicknesses of a first tin foil paper layer, a second tin foil paper layer, a third tin foil paper layer, a first metal shielding layer and a second metal shielding layer; the preset thickness of the first tin foil paper layer is 0.06-0.15 mm; the preset thickness of the second tin foil paper layer is 0.06-0.15 mm; the preset thickness of the third tin foil paper layer is 0.18-1.2 mm; the preset thickness of the fourth tin foil paper layer is 0.06-0.15 mm; the preset thickness of the first metal shielding layer is 10-20 mm; the preset thickness of the second metal shielding layer is 50-60 mm.
And 2, wrapping the plurality of single and double stranded wires with a first tin foil paper layer.
And 3, twining every two single twisted pairs into a composite twisted pair, and coating a second tin foil paper layer on the outer layer of the composite twisted pair.
And 4, sequentially coating a first metal shielding layer and a third tin foil paper layer outside the second tin foil paper layer.
Step 5, embedding the third tin foil paper layer into the first metal shielding layer at intervals of 2 meters to form a micro-shielding electric ion discharge circulating body; the third tin foil paper layer consists of a wrapping layer and an overlapped layer, the wrapping layer wraps the outside of the first metal shielding layer, and the overlapped layer is formed by overlapping a plurality of layers of tin foil paper and is embedded into the first metal shielding layer; the length of the overlapped layer is 10-30 cm.
And 6, coating a fourth tin foil paper layer on the outer layer of the cable on which the micro-shielding electric ion discharge circulators are formed, coating a second metal shielding layer on the outer layer of the fourth tin foil paper layer, and coating a leather sleeve on the outer layer of the second metal shielding layer.
In the embodiment, a single twisted pair is twisted in pairs after being coated on a first tin foil paper layer to form a composite twisted pair, a second tin foil paper layer, a first metal shielding layer and a third tin foil paper layer are coated outside the composite twisted pair once, and the third tin foil paper layer is embedded into the first metal shielding layer at a preset distance to form a micro-shielding electric ion discharge circulating body, so that all high-radiation and low-radiation space electric ions are consumed on the circulating body; sequentially coating a fourth tin foil paper layer and a second metal shielding layer outside the third tin foil paper layer, integrally packaging and coating a sheath outside to form a shielded cable; the shielding cable utilizes the tin foil paper layer to shield strong electric interference, utilizes the metal shielding layer to shield weak electric interference, consumes the strong and weak electric interference through the formed micro-shielding electric ion discharge circulating body, has better shielding effect, and is suitable for signal transmission under the severe conditions of megawatt strong magnetic field and high harmonic wave.
In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention.
Claims (9)
1. The multi-core twisted-pair shielding cable is characterized by comprising a plurality of single twisted-pair wires, wherein the outer layer of each single twisted-pair wire is coated with a first tin foil paper layer; two single twisted pairs are twisted in pairs to form a composite twisted pair, the outer layer of the composite twisted pair is wrapped by a second tin foil paper layer, the outer layer of the second tin foil paper layer is wrapped by a first metal shielding layer, and the outer layer of the first metal shielding layer is wrapped by a third tin foil paper layer; embedding the third tin foil paper layer into the first metal shielding layer at intervals of a preset distance to form a micro-shielding electric ion discharge circulating body; the cable outer layer formed with a plurality of micro-shielding electric ion discharge circulating bodies is coated with a fourth tin foil paper layer, the outer layer of the fourth tin foil paper layer is coated with a second metal shielding layer, and the outer layer of the second metal shielding layer is coated with a leather sheath.
2. The multi-core twisted-pair shielded cable as claimed in claim 1, wherein the third tin foil paper layer is embedded in the metal shielding layer at intervals of 2 m to form a micro-shielding electrical ion discharge circulator.
3. The multi-core twisted-pair shielded cable of claim 1, wherein the shielded cable is a 16-core twisted-pair shielded cable.
4. The multi-core twisted pair shielded cable of claim 1, wherein the metallic shielding layer is a densely woven phosphor copper mesh.
5. The multi-core twisted-pair shielded cable of claim 1, wherein the third tin-foil paper layer is composed of a wrapping layer and an overlapping layer, the wrapping layer is wrapped outside the first metal shielding layer, and the overlapping layer is composed of multiple layers of tin-foil paper which are overlapped and embedded in the first metal shielding layer.
6. The manufacturing method of the multi-core twisted-pair shielding cable is characterized by comprising the following steps:
determining the preset thicknesses of the first tin foil paper layer, the second tin foil paper layer, the third tin foil paper layer, the first metal shielding layer and the second metal shielding layer;
wrapping a plurality of single twisted wires and double twisted wires with a first tin foil paper layer;
twining every two single twisted pairs into a composite twisted pair, and coating a second tin foil paper layer on the outer layer of the composite twisted pair;
sequentially coating a first metal shielding layer and a third tin foil paper layer outside the second tin foil paper layer;
embedding the third tin foil paper layer into the first metal shielding layer at intervals of a preset distance to form a micro-shielding electric ion discharge circulating body;
the cable outer layer formed with a plurality of micro-shielding electric ion discharge circulating bodies is coated with a fourth tin foil paper layer, the outer layer of the fourth tin foil paper layer is coated with a second metal shielding layer, and the outer layer of the second metal shielding layer is coated with a leather sheath.
7. The method of fabricating the multi-core twisted-pair shielded electrical cable of claim 6, further comprising; the third tin foil paper layer consists of a wrapping layer and an overlapped layer, the wrapping layer wraps the outside of the first metal shielding layer, and the overlapped layer is formed by overlapping a plurality of layers of tin foil paper and is embedded into the first metal shielding layer; the length of the overlapped layer is 10-30 cm.
8. The method of fabricating the multi-core twisted-pair shielded electrical cable of claim 7, further comprising; the distance between two adjacent overlapping layers is 2 meters.
9. The method of fabricating the multi-core twisted-pair shielded electrical cable of claim 7, further comprising; the preset thickness of the first tin foil paper layer is 0.06-0.15 mm; the preset thickness of the second tin foil paper layer is 0.06-0.15 mm; the preset thickness of the third tin foil paper layer is 0.18-1.2 mm; the preset thickness of the fourth tin foil paper layer is 0.06-0.15 mm; the preset thickness of the first metal shielding layer is 10-20 mm; the preset thickness of the second metal shielding layer is 50-60 mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110310396.XA CN113257476B (en) | 2021-03-23 | 2021-03-23 | Multi-core twisted-pair shielded cable and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110310396.XA CN113257476B (en) | 2021-03-23 | 2021-03-23 | Multi-core twisted-pair shielded cable and manufacturing method thereof |
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| CN113257476A true CN113257476A (en) | 2021-08-13 |
| CN113257476B CN113257476B (en) | 2022-05-31 |
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|---|---|---|---|---|
| JP2006196232A (en) * | 2005-01-11 | 2006-07-27 | Sumitomo Electric Ind Ltd | Tape-shaped conductor and cable harness |
| US20100051318A1 (en) * | 2008-08-29 | 2010-03-04 | Sure-Fire Electrical Corporation | Cable with shielding means |
| CN201584591U (en) * | 2009-11-30 | 2010-09-15 | 武汉电信器件有限公司 | Small pluggable electrical connection module |
| CN204229919U (en) * | 2014-12-19 | 2015-03-25 | 常州信息职业技术学院 | A kind of shielded cable of electronic computer |
| CN205303062U (en) * | 2016-01-20 | 2016-06-08 | 浙江尖峰通信电缆有限公司 | Low fire -retardant foaming integrated data cable of wear -resisting type of delay |
| CN209641380U (en) * | 2019-05-20 | 2019-11-15 | 上海上力特种电缆有限公司 | A kind of shielded cable |
-
2021
- 2021-03-23 CN CN202110310396.XA patent/CN113257476B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006196232A (en) * | 2005-01-11 | 2006-07-27 | Sumitomo Electric Ind Ltd | Tape-shaped conductor and cable harness |
| US20100051318A1 (en) * | 2008-08-29 | 2010-03-04 | Sure-Fire Electrical Corporation | Cable with shielding means |
| CN201584591U (en) * | 2009-11-30 | 2010-09-15 | 武汉电信器件有限公司 | Small pluggable electrical connection module |
| CN204229919U (en) * | 2014-12-19 | 2015-03-25 | 常州信息职业技术学院 | A kind of shielded cable of electronic computer |
| CN205303062U (en) * | 2016-01-20 | 2016-06-08 | 浙江尖峰通信电缆有限公司 | Low fire -retardant foaming integrated data cable of wear -resisting type of delay |
| CN209641380U (en) * | 2019-05-20 | 2019-11-15 | 上海上力特种电缆有限公司 | A kind of shielded cable |
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