CN104200896A - High-elasticity anti-extrusion composite shielding cable - Google Patents
High-elasticity anti-extrusion composite shielding cable Download PDFInfo
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- CN104200896A CN104200896A CN201410438046.1A CN201410438046A CN104200896A CN 104200896 A CN104200896 A CN 104200896A CN 201410438046 A CN201410438046 A CN 201410438046A CN 104200896 A CN104200896 A CN 104200896A
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- shielded
- secondary shielding
- shielding cable
- conductor
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Abstract
The invention discloses a high-elasticity anti-extrusion composite shielding cable, which comprises a first shielding cable line, a second shielding cable line, two third shielding conductors, a flame-retardant wrapping tape wrapping layer, an elastic non-woven cloth wrapping layer and an outer sheath layer. The second shielding cable line is arranged along the radial direction of the cable line and is vertical to the middle part of the first shielding cable line; the first shielding cable line wraps one end of the second shielding cable line; the flame-retardant wrapping tape wrapping layer, the elastic non-woven cloth wrapping layer and the outer sheath layer sequentially wrap the first shielding cable line and the second shielding cable line; the outer sides of both the first shielding cable line and the second shielding cable line respectively support against the flame-retardant wrapping tape wrapping layer; the third shielding conductors are symmetrically arranged at the middle part of the second shielding cable line, and support against the first shielding cable line, the second shielding cable line and the flame-retardant wrapping tape wrapping layer respectively. The high-elasticity anti-extrusion composite shielding cable improves the anti-extrusion performance of the cable, achieves higher resilience force when the cable is bent, accordingly improves the cable bending performance, and prolongs the service life.
Description
Technical field
The present invention relates to cable technology field, relate in particular to the anti-extrusion composite shielding cable of a kind of high resiliency.
Background technology
Along with the development of electronic technology, the electronic equipment arranging in limited space or the density of device are increasing, this just requires electronic equipment or installs the future development to miniaturization day by day, adapt with it, connect wire between these equipment and device and cable under some special occasion, under the prerequisite that ensures wire and cable performance, also will ensure the elastic performance of cable.
Needing multicore cable, while to need again to have between heart yearn the connection occasion of electro-magnetic screen function, owing to not having special multicore shielding composite cable to connect, can only be bundled into a branch of use by shielded conductor one by one, so not only cause this bundle traverse total wire diameter excessive, and its elastic performance, anti-extrusion performance are also affected, in the time that installing, some narrow installing spaces can cause cable machinery damage.
Summary of the invention
In order to solve the technical problem existing in background technology, the present invention proposes the anti-extrusion counter-bending composite shielding cable of a kind of high resiliency, there is good elastic performance and anti-extrusion performance, extend the useful life of cable.
The anti-extrusion composite shielding cable of a kind of high resiliency that the present invention proposes, comprises the first shielded cable, secondary shielding cable, two the 3rd shielded conductors, fire-retardant band lapping layer, elastic non-woven cloth lapping layer and external sheath layers, the cross section of the first shielded cable, secondary shielding cable is flat, and the cross-sectional width of the first shielded cable is longer than the cross-sectional width of secondary shielding cable, the first shielded cable comprises the first cable core and is coated on successively the first lapping layer and the first inner restrictive coating outside the first cable core, the first cable core comprises two the first shielded conductors and is arranged on the first hollow projectile cartridge gonosome between two the first shielded conductors, the first hollow projectile cartridge gonosome two ends are tangent with the first shielded conductor respectively, secondary shielding cable comprises the second cable core and is coated on successively the second lapping layer and the second inner restrictive coating outside the second cable core, the second cable core comprises two secondary shielding conductors and is arranged on the second hollow projectile cartridge gonosome between two secondary shielding conductors, the second hollow projectile cartridge gonosome two ends are tangent with secondary shielding conductor respectively, the cross section of the first shielded conductor is flat, and the cross section of secondary shielding conductor, the 3rd shielded conductor is circle, secondary shielding cable radially arranges along cable, secondary shielding cable arranges perpendicular to the first shielded cable middle part, the first shielded cable is coated around secondary shielding cable one end, be coated successively fire-retardant band lapping layer, elastic non-woven cloth lapping layer and external sheath layer outward at the first shielded cable, secondary shielding cable, the outside of the first shielded cable, secondary shielding cable offsets with fire-retardant band lapping layer respectively, and the 3rd shielded conductor is symmetricly set on the middle part of secondary shielding cable and offsets with the first shielded cable, secondary shielding cable, fire-retardant band lapping layer respectively.
Preferably, the first shielded conductor, secondary shielding conductor and the 3rd shielded conductor are by conductor thread core and be coated on lapping layer outside conductor thread core, screen and insulating barrier and form.
Preferably, be positioned at the axle center place of composite shielding cable near the secondary shielding conductor of the first shielded cable one side.
Preferably, the first hollow elastomeric cross section is annular, and the second hollow elastomeric cross section is oval ring, and secondary shielding conductor is positioned at the second hollow projectile cartridge gonosome minor axis both sides.
Preferably, the first hollow projectile cartridge gonosome, the second hollow projectile cartridge gonosome all adopt one or more in high-cis butadiene rubber, natural rubber, fluosilicic rubber to make.
The anti-extrusion counter-bending composite shielding cable of a kind of high resiliency that the present invention proposes, the first shielded cable comprises the first hollow projectile cartridge gonosome and is symmetricly set on the first shielded conductor of the first hollow projectile cartridge gonosome both sides, secondary shielding cable comprises the second hollow projectile cartridge gonosome and the secondary shielding conductor that is symmetricly set on the second hollow projectile cartridge gonosome both sides, and the first hollow projectile cartridge gonosome, the second hollow projectile cartridge gonosome provide a deformation space in the time of the extruding of composite shielding cable or bending; The second hollow elastomeric cross section is oval ring, and secondary shielding conductor is positioned at the second hollow projectile cartridge gonosome minor axis both sides, and a larger deformation space is provided while giving the 3rd shielded conductor extruding.Secondary shielding cable radially arranges along cable, secondary shielding cable arranges perpendicular to the first shielded cable middle part, the first shielded cable is coated around secondary shielding cable one end, be coated successively fire-retardant band lapping layer, elastic non-woven cloth lapping layer and external sheath layer outward at the first shielded cable, secondary shielding cable, the 3rd shielded conductor is symmetricly set on the middle part of secondary shielding cable and offsets with the first shielded cable, secondary shielding cable, fire-retardant band lapping layer respectively, has ensured the roundness of composite shielding cable.The present invention adopts the first hollow projectile cartridge gonosome, the second hollow projectile cartridge gonosome, not only, in cable reserved compressional deformation space in the time being squeezed, improve the anti-extrusion performance of cable, and in the time that cable is bending, there is higher resilience force, thereby improve cable bend performance, extended useful life.
Brief description of the drawings
Fig. 1 is the cross section structure schematic diagram of the anti-extrusion counter-bending composite shielding cable of a kind of high resiliency that proposes of the present invention.
Fig. 2 is the cross section structure schematic diagram of the first shielded cable in the anti-extrusion counter-bending composite shielding cable of a kind of high resiliency that proposes of the present invention.
Fig. 3 is the cross section structure schematic diagram of secondary shielding cable in the anti-extrusion counter-bending composite shielding cable of a kind of high resiliency that proposes of the present invention.
Embodiment
As shown in Figures 1 to 3, Fig. 1 is the cross section structure schematic diagram of the anti-extrusion counter-bending composite shielding cable of a kind of high resiliency that proposes of the present invention; Fig. 2 is the cross section structure schematic diagram of the first shielded cable in the anti-extrusion counter-bending composite shielding cable of a kind of high resiliency that proposes of the present invention; Fig. 3 is the cross section structure schematic diagram of secondary shielding cable in the anti-extrusion counter-bending composite shielding cable of a kind of high resiliency that proposes of the present invention.
With reference to Fig. 1～3, the anti-extrusion composite shielding cable of a kind of high resiliency that the present invention proposes, comprises the first shielded cable 1, secondary shielding cable 2, two the 3rd shielded conductors 3, fire-retardant band lapping layer 4, elastic non-woven cloth lapping layer 5 and external sheath layers 6, the cross section of the first shielded cable 1, secondary shielding cable 2 is flat, and the cross-sectional width of the first shielded cable 1 is longer than the cross-sectional width of secondary shielding cable 2, the first shielded cable 1 comprises the first cable core 11 and is coated on successively the first lapping layer 12 and the first inner restrictive coating 13 outside the first cable core 11, the first cable core 11 comprises two the first shielded conductors 111 and is arranged on the first hollow projectile cartridge gonosome 112 between two the first shielded conductors 111, the first hollow projectile cartridge gonosome 112 two ends are tangent with the first shielded conductor 111 respectively, secondary shielding cable 2 comprises the second cable core 21 and is coated on successively the second lapping layer 22 and the second inner restrictive coating 23 outside the second cable core 21, the second cable core 21 comprises two secondary shielding conductors 211 and is arranged on the second hollow projectile cartridge gonosome 212 between two secondary shielding conductors 211, the second hollow projectile cartridge gonosome 212 two ends are tangent with secondary shielding conductor 211 respectively.Wherein the cross section of the first shielded conductor 111 is flat, and the cross section of secondary shielding conductor 211, the 3rd shielded conductor 3 is circle; The first shielded conductor 111, secondary shielding conductor 211 and the 3rd shielded conductor 3 are by conductor thread core and be coated on lapping layer, screen and the insulating barrier formation outside conductor thread core.The cross section of the first hollow projectile cartridge gonosome 112 is annular, and the cross section of the second hollow projectile cartridge gonosome 212 is oval ring, and secondary shielding conductor 211 is positioned at the second hollow projectile cartridge gonosome 212 minor axis both sides.
In the present invention, secondary shielding cable 2 radially arranges along cable, secondary shielding cable 2 arranges perpendicular to the first shielded cable 1 middle part, and the first shielded cable 1 is coated around secondary shielding cable 2 one end, is positioned at the axle center place of composite shielding cable near the secondary shielding conductor of the first shielded cable one side; Outside the first shielded cable 1, secondary shielding cable 2, be coated successively fire-retardant band lapping layer 4, elastic non-woven cloth lapping layer 5 and external sheath layer 6, the outside of the first shielded cable 1, secondary shielding cable 2 offsets with fire-retardant band lapping layer 4 respectively, and the 3rd shielded conductor 3 is symmetricly set on the middle part of secondary shielding cable 2 and offsets with the first shielded cable 1, secondary shielding cable 2, fire-retardant band lapping layer 4 respectively.
In the present invention, secondary shielding cable 2 radially arranges along cable, secondary shielding cable 2 arranges perpendicular to the first shielded cable 1 middle part, the first shielded cable 1 is coated around secondary shielding cable 2 one end, and the second hollow projectile cartridge gonosome 212 in the first shielded cable 1 in the first hollow projectile cartridge gonosome 111, secondary shielding cable 2 all adopts one or more in high-cis butadiene rubber, natural rubber, fluosilicic rubber to make.As shown in Figure 1, when composite shielding cable horizontal direction is squeezed power, the first hollow projectile cartridge gonosome 112 provides a compressional deformation space to the first shielded conductor 111, the second hollow projectile cartridge gonosome 212 provides a compressional deformation space to the 3rd shielded conductor 3, when composite shielding cable vertical direction is squeezed power, the first hollow projectile cartridge gonosome 112, the second hollow projectile cartridge gonosome 212 provide a compressional deformation space to secondary shielding conductor 211; Improve the anti-extrusion performance of cable, and there is higher resilience force in the time that cable is bending, thereby improved cable bend performance, extended useful life.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; any be familiar with those skilled in the art the present invention disclose technical scope in; be equal to replacement or changed according to technical scheme of the present invention and inventive concept thereof, within all should being encompassed in protection scope of the present invention.
Claims (5)
1. the anti-extrusion composite shielding cable of high resiliency, it is characterized in that, comprise the first shielded cable (1), secondary shielding cable (2), two the 3rd shielded conductors (3), fire-retardant band lapping layer (4), elastic non-woven cloth lapping layer (5) and external sheath layers (6), the cross section of the first shielded cable (1), secondary shielding cable (2) is flat, and the cross-sectional width of the first shielded cable (1) is longer than the cross-sectional width of secondary shielding cable (2), the first shielded cable (1) comprises the first cable core (11) and is coated on successively the first cable core (11) outer the first lapping layer (12) and the first inner restrictive coating (13), the first cable core (11) comprises two the first shielded conductors (111) and is arranged on the first hollow projectile cartridge gonosome (112) between two the first shielded conductors (111), the first hollow projectile cartridge gonosome (112) two ends are tangent with the first shielded conductor (111) respectively, secondary shielding cable (2) comprises the second cable core (21) and is coated on successively the second cable core (21) outer the second lapping layer (22) and the second inner restrictive coating (23), the second cable core (21) comprises two secondary shielding conductors (211) and is arranged on the second hollow projectile cartridge gonosome (212) between two secondary shielding conductors (211), the second hollow projectile cartridge gonosome (212) two ends are tangent with secondary shielding conductor (211) respectively, the cross section of the first shielded conductor (111) is flat, and the cross section of secondary shielding conductor (211), the 3rd shielded conductor (3) is circle, secondary shielding cable (2) radially arranges along cable, secondary shielding cable (2) arranges perpendicular to the first shielded cable (1) middle part, the first shielded cable (1) is coated around secondary shielding cable (2) one end, in the first shielded cable (1), the outer coated fire-retardant band lapping layer (4) successively of secondary shielding cable (2), elastic non-woven cloth lapping layer (5) and external sheath layer (6), the first shielded cable (1), the outside of secondary shielding cable (2) offsets with fire-retardant band lapping layer (4) respectively, the 3rd shielded conductor (3) be symmetricly set on secondary shielding cable (2) middle part and respectively with the first shielded cable (1), secondary shielding cable (2), fire-retardant band lapping layer (4) offsets.
2. the anti-extrusion composite shielding cable of high resiliency according to claim 1, it is characterized in that, the first shielded conductor (111), secondary shielding conductor (211) and the 3rd shielded conductor (3) are by conductor thread core and be coated on lapping layer, screen and the insulating barrier formation outside conductor thread core.
3. the anti-extrusion composite shielding cable of high resiliency according to claim 1, is characterized in that, is positioned at the axle center place of composite shielding cable near the secondary shielding conductor (211) of the first shielded cable (1) one side.
4. the anti-extrusion composite shielding cable of high resiliency according to claim 1, is characterized in that, the cross section of the first hollow projectile cartridge gonosome (112) is annular, and the cross section of the second hollow projectile cartridge gonosome (212) is oval ring.
5. the anti-extrusion composite shielding cable of high resiliency according to claim 4, it is characterized in that, the first hollow projectile cartridge gonosome (112), the second hollow projectile cartridge gonosome (212) all adopt one or more in high-cis butadiene rubber, natural rubber, fluosilicic rubber to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410438046.1A CN104200896B (en) | 2014-08-29 | 2014-08-29 | High-elasticity anti-extrusion composite shielding cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410438046.1A CN104200896B (en) | 2014-08-29 | 2014-08-29 | High-elasticity anti-extrusion composite shielding cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104200896A true CN104200896A (en) | 2014-12-10 |
| CN104200896B CN104200896B (en) | 2017-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410438046.1A Expired - Fee Related CN104200896B (en) | 2014-08-29 | 2014-08-29 | High-elasticity anti-extrusion composite shielding cable |
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Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103854784B (en) * | 2014-02-24 | 2016-03-09 | 安徽华联电缆集团有限公司 | A kind of flame-proof heat-resistant fire-resistant high-resiliency control cables |
| CN103903715B (en) * | 2014-03-01 | 2016-08-03 | 安徽海容电缆有限公司 | A kind of automobile shielded multiconductor cable |
| CN204066821U (en) * | 2014-08-29 | 2014-12-31 | 安徽弘毅电缆集团有限公司 | The anti-extrusion composite shielding cable of a kind of high resiliency |
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| CN104200896B (en) | 2017-01-18 |
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Granted publication date: 20170118 Termination date: 20180829 |