CN104183318B - A kind of automobile composite shielding cable - Google Patents
A kind of automobile composite shielding cable Download PDFInfo
- Publication number
- CN104183318B CN104183318B CN201410458880.7A CN201410458880A CN104183318B CN 104183318 B CN104183318 B CN 104183318B CN 201410458880 A CN201410458880 A CN 201410458880A CN 104183318 B CN104183318 B CN 104183318B
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- CN
- China
- Prior art keywords
- cable
- shielding
- shielded
- conductor
- sleeve pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002131 composite material Substances 0.000 title claims abstract description 17
- 239000004020 conductor Substances 0.000 claims abstract description 65
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 10
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 10
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000000741 silica gel Substances 0.000 claims abstract description 6
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 6
- 239000010408 film Substances 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 6
- 239000010409 thin film Substances 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 3
- 229950000845 politef Drugs 0.000 claims 1
- 238000001125 extrusion Methods 0.000 abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000009954 braiding Methods 0.000 description 4
- 229920006266 Vinyl film Polymers 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Abstract
The invention discloses a kind of automobile composite shielding cable, including the first shielded cable and the secondary shielding cable being symmetricly set on the first shielded cable both sides, the first shielding cable core includes the first earth conductor of the first shielded conductor being positioned at the major axis two ends of the first shielded cable and the short axle two ends being positioned at the first shielded cable；Secondary shielding cable includes sleeve pipe and the secondary shielding conductor, two the 3rd shielded conductors and two second earth conductors that are arranged in sleeve pipe；Outside the first shielded cable, secondary shielding cable, it is coated with the outer lapping layer of polytetrafluoroethylene film, the first electromagnetic shielding braid, the second electromagnetic shielding braid and silica gel external sheath layer successively, is provided with the elastic strip that lapping layer outer with polytetrafluoroethylene film offsets at the first shielded cable two ends.The present invention can either be grounded protection, can improve again its shielding properties, even if when extrusion passes increases, its shielding properties is still good, extends the service life of cable.
Description
Technical field
The present invention relates to technical field of electric wires and cables, particularly relate to a kind of automobile composite shielding cable.
Background technology
At present, in vehicle, shielded conductor, shielded conductor are mainly concentrated by the shielded cable of prior art
In a sheath, there is no earth lead, be unfavorable for the ground connection of auto parts and components during transmission of electricity, it addition, from car
In the case of shielding line is routed to moveable part as such as car door by body (stationary part), the most curved
Load that is bent and that reverse all can be applied on partly shielding effect line when each mechanical movement.For above-mentioned reasons,
Occur in that following complicated problem, in the strand constituting wire sheathing, i.e. produce broken string, and its
Breakage develops into and causes the resistance of electro-magnetic screen layer to increase (conductivity is low), thus destroys passing through of shielding line
Characteristic or shielding character.
Summary of the invention
In order to solve technical problem present in background technology, the present invention proposes a kind of automobile composite shielding
Cable, can either be grounded protection, can improve again its shielding properties, even if when extrusion passes increases,
Its shielding properties is still good, extends the service life of cable.
A kind of automobile composite shielding cable that the present invention proposes, including the first shielded cable and being symmetricly set on
The secondary shielding cable of the first shielded cable both sides, the cross section of the first shielded cable is oval, the first shielding
Cable is by lapping layer and silicon in the first shielding cable core, the polytetrafluoroethylene film that is coated on outside the first shielding cable core
Glue inner restrictive coating and elasticity between lapping layer in being filled in the first shielding cable core and polytetrafluoroethylene film
Filler is constituted, the first shielding cable core include being positioned at the major axis two ends of the first shielded cable the first shielded conductor and
It is positioned at first earth conductor at the short axle two ends of the first shielded cable；Secondary shielding cable includes sleeve pipe and setting
Secondary shielding conductor in sleeve pipe, two the 3rd shielded conductors and two second earth conductors, sleeve pipe is by interior
Side plate and outer panel are constituted, and the cross section of interior plate is linear, and the cross section of outer panel is arc, outer panel two
End is connected forming sleeves with interior plate two ends respectively, secondary shielding conductor be arranged in the middle part of sleeve pipe and with in sleeve pipe
Cutting, two the 3rd shielded conductors are arranged on outside secondary shielding conductor and lead with secondary shielding with sleeve pipe inscribe
External cut, two second earth conductors be arranged on outside the 3rd shielded conductor and with sleeve pipe inscribe and the 3rd screen
Cover conductor circumscribed；Be coated with successively outside the first shielded cable, secondary shielding cable polytetrafluoroethylene film outer around
Covering, the first electromagnetic shielding braid, the second electromagnetic shielding braid and silica gel external sheath layer, at the first screen
Covering cable two ends and be provided with the elastic strip that lapping layer outer with polytetrafluoroethylene film offsets, the outer panel of sleeve pipe is with poly-
The outer lapping layer of tetrafluoroethene thin film offsets.
Preferably, the first shielded conductor, secondary shielding conductor, the 3rd shielded conductor by conductor wire core and depend on
Secondary lapping layer, the 3rd electromagnetic shielding braid and the first insulating barrier being coated on outside conductor wire core is constituted, and first
Earth conductor, the second earth conductor are made up of ground wire core and the second insulating barrier being coated on outside ground wire core.
Preferably, the first electromagnetic shielding braid, the second electromagnetic shielding braid are tincopper fuse wire braided armor.
Even if when the braiding copper wire of the first electromagnetic shielding braid or the second electromagnetic shielding braid produces fracture, meeting with
It also is able to by the second electromagnetic shielding braid or the braiding copper of the first electromagnetic shielding braid by the part of defect
Silk compensates, even if cable is when extrusion passes increases, its shielding properties is the best.
Preferably, the length of elastic strip is less than or equal to the spacing between secondary shielding cable.
Preferably, the length of the major axis of the first shielded cable is more than or equal to secondary shielding cable sheaths interior plate
Length.
A kind of automobile composite shielding cable that the present invention provides, uses the first shielded cable and is symmetrical arranged the
The secondary shielding cable of one shielded cable both sides, arranges elastic filler in the first shielded cable, for the second screen
Covering when cable extrudes the first shielded cable and provide a cushion effect, secondary shielding cable includes sleeve pipe, uses set
Pipe, as the sheath of shielded conductor, reduces the cross-sectional area of secondary shielding cable, thus reduces cable
Cross-sectional area, reduces production cost；When composite shielding cable is extruded by external force, casing protection second
Shielded cable, secondary shielding cable extrudes the first shielded cable so that the first shielded cable extrudes bullet to two ends
Property bar, produce deformation space and improve the anti-extrusion performance of composite shielding cable；The present invention is realizing automobile again
Close the grounding function of shielded cable, use the first electromagnetic shielding braid, the second electromagnetic shielding braid, no
Only cable shield performance is strengthened, it is to avoid between interference and shielded conductor that shielded conductor produces to external world
The interference produced；And the electromagnetic shielding braid of bilayer reduces the probability of fracture of braided wire, significantly
Add its service life.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of a kind of automobile shielded multiconductor cable that the present invention proposes.
Fig. 2 is the cross section structure of the first shielded cable in a kind of automobile shielded multiconductor cable that the present invention proposes
Schematic diagram.
Fig. 3 is the cross section structure of secondary shielding cable in a kind of automobile shielded multiconductor cable that the present invention proposes
Schematic diagram.
Detailed description of the invention
As shown in Figures 1 to 3, Fig. 1 is the cross section structure of a kind of automobile shielded multiconductor cable that the present invention proposes
Schematic diagram；Fig. 2 is the cross section of the first shielded cable in a kind of automobile shielded multiconductor cable that the present invention proposes
Structural representation；Fig. 3 is secondary shielding cable in a kind of automobile shielded multiconductor cable that the present invention proposes
Cross section structure schematic diagram.
With reference to Fig. 1～3, a kind of automobile composite shielding cable that the present invention proposes, including the first shielded cable
1 and be symmetricly set on the secondary shielding cable 2 of the first shielded cable 1 both sides, the cross section of the first shielded cable 1
For ellipse, the first shielded cable 1 is by the first polytetrafluoro shielding cable core, being coated on outside the first shielding cable core
Lapping layer 11 and silica gel inner restrictive coating 12 and be filled in the first shielding cable core and polytetrafluoroethyl-ne in vinyl film
In alkene thin film, the elastic filler 13 between lapping layer 11 is constituted, and the first shielding cable core includes being positioned at the first shielding
First shielded conductor 15 and the first of the short axle two ends being positioned at the first shielded cable 1 at the major axis two ends of cable 1
Earth conductor 14；Secondary shielding cable 2 include sleeve pipe 21 and the secondary shielding conductor 22 being arranged in sleeve pipe,
Two the 3rd shielded conductors 23 and two second earth conductors 24, sleeve pipe 21 is by interior plate 211 and outer panel
212 are constituted, and the cross section of interior plate 211 is linear, and the cross section of outer panel 212 is arc, outer panel 212
Two ends are connected forming sleeves 21 with plate two ends, inner side 211 respectively, and secondary shielding conductor 22 is arranged on sleeve pipe 21
Middle part and with sleeve pipe 21 inscribe, two the 3rd shielded conductors 23 be arranged on outside secondary shielding conductor 22 and with
Sleeve pipe 21 inscribe is circumscribed with secondary shielding conductor 22, and two second earth conductors 24 are arranged on the 3rd shielding
Outside conductor 23 and circumscribed with the 3rd shielded conductor 23 with sleeve pipe 21 inscribe；The first shielded cable 1,
Secondary shielding cable 2 outer cladding successively outer lapping layer the 3, the first electromagnetic shielding braid 4 of polytetrafluoroethylene film,
Second electromagnetic shielding braid 5 and silica gel external sheath layer 6, be provided with and polytetrafluoro at the first shielded cable 1 two ends
The elastic strip 7 that the outer lapping layer 3 of vinyl film offsets, the length of elastic strip 7 is less than between secondary shielding cable 2
Spacing；The outer panel 212 of sleeve pipe 21 lapping layer 3 outer with polytetrafluoroethylene film offsets, sleeve pipe 21
Interior plate 211 length is less than or equal to the length of the major axis of the first shielded cable 1.
In the present invention, the first shielded conductor 15, secondary shielding conductor the 22, the 3rd shielded conductor 23 are by leading
Wire core and the lapping layer being coated on successively outside conductor wire core, the 3rd electromagnetic shielding braid and the first insulating barrier
Constitute, first earth conductor the 14, second earth conductor 24 by ground wire core and be coated on outside ground wire core the
Two insulating barriers are constituted.
In a particular embodiment, first electromagnetic shielding braid the 4, second electromagnetic shielding braid 5 is tin plating
Proof copper-wire braided layer.Even if at the first electromagnetic shielding braid 4 or braiding copper of the second electromagnetic shielding braid 5
When silk produces fracture, also be able to by the second electromagnetic shielding braid 5 or the first electromagnetism by the part of defect
The braiding copper wire of screening braid 4 compensates, even if cable is when extrusion passes increases, its shielding properties depends on
The best.
When the present invention is extruded by external force, sleeve pipe 21 is used for protecting secondary shielding cable 2, secondary shielding cable
2 extruding the first shielded cable 1 so that the first shielded cable 1 extrudes elastic strip 7 to two ends, produces deformation empty
Between improve the anti-extrusion performance of composite shielding cable；The present invention is realizing automobile composite shielding cable simultaneously
Grounding function, uses first electromagnetic shielding braid the 4, second electromagnetic shielding braid 5, not only cable shield
Performance is strengthened, it is to avoid the interference produced between interference and shielded conductor that shielded conductor produces to external world；
And the electromagnetic shielding braid of bilayer reduces the probability of fracture of braided wire, considerably increase it and use
Life-span.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention not office
Being limited to this, any those familiar with the art is in the technical scope that the invention discloses, according to this
The technical scheme of invention and inventive concept thereof in addition equivalent or change, all should contain the protection in the present invention
Within the scope of.
Claims (5)
1. an automobile composite shielding cable, it is characterised in that include the first shielded cable (1) and symmetry
It is arranged on the secondary shielding cable (2) of the first shielded cable (1) both sides, cutting of the first shielded cable (1)
Face is oval, the first shielded cable (1) by the first shielding cable core, be coated on outside the first shielding cable core poly-
Lapping layer (11) and silica gel inner restrictive coating (12) and be filled in the first shielding cable core in tetrafluoroethene thin film
With elastic filler (13) between lapping layer (11) is constituted in polytetrafluoroethylene film, the first shielding cable core
Including being positioned at first shielded conductor (15) at major axis two ends of the first shielded cable (1) and being positioned at the first shielding
First earth conductor (14) at the short axle two ends of cable (1)；Secondary shielding cable (2) includes sleeve pipe (21)
With the secondary shielding conductor (22) being arranged in sleeve pipe (21), two the 3rd shielded conductors (23) and two
Second earth conductor (24), sleeve pipe (21) is made up of interior plate (211) and outer panel (212), inner side
The cross section of plate (211) is linear, and the cross section of outer panel (212) is arc, outer panel (212) two ends
The most same interior plate (211) two ends are connected forming sleeves (21), and secondary shielding conductor (22) is arranged on set
Pipe (21) middle part and with sleeve pipe (21) inscribe, two the 3rd shielded conductors (23) are arranged on secondary shielding
Conductor (22) outside is the most circumscribed with secondary shielding conductor (22) with sleeve pipe (21) inscribe, two second
Earth conductor (24) be arranged on the 3rd shielded conductor (23) outside and with sleeve pipe (21) inscribe and the 3rd
Shielded conductor (23) is circumscribed；It is coated with poly-the most successively at the first shielded cable (1), secondary shielding cable (2)
Tetrafluoroethene thin film outer lapping layer (3), the first electromagnetic shielding braid (4), the second electromagnetic shielding braid
(5) and silica gel external sheath layer (6), it is provided with and polytetrafluoroethylene film at the first shielded cable (1) two ends
The elastic strip (7) that outer lapping layer (3) offsets, the outer panel (212) of sleeve pipe (21) and politef
The outer lapping layer (3) of thin film offsets.
Automobile composite shielding cable the most according to claim 1, it is characterised in that the first shielding is led
Body (15), secondary shielding conductor (22), the 3rd shielded conductor (23) by conductor wire core and are coated with successively
Lapping layer, the 3rd electromagnetic shielding braid and the first insulating barrier outside conductor wire core are constituted, and the first ground connection is led
Body (14), the second earth conductor (24) are by ground wire core and the second insulating barrier structure being coated on outside ground wire core
Become.
Automobile composite shielding cable the most according to claim 1, it is characterised in that the first electromagnetic screen
Cover braid (4), the second electromagnetic shielding braid (5) is tincopper fuse wire braided armor.
Automobile composite shielding cable the most according to claim 1, it is characterised in that elastic strip (7)
Length less than or equal to the spacing between two secondary shielding cables (2).
Automobile composite shielding cable the most according to claim 1, it is characterised in that the first shielding cable
The length of the major axis of line (1) is more than or equal to the length of secondary shielding cable sheaths interior plate (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410458880.7A CN104183318B (en) | 2014-09-10 | 2014-09-10 | A kind of automobile composite shielding cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410458880.7A CN104183318B (en) | 2014-09-10 | 2014-09-10 | A kind of automobile composite shielding cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104183318A CN104183318A (en) | 2014-12-03 |
| CN104183318B true CN104183318B (en) | 2016-11-30 |
Family
ID=51964295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410458880.7A Active CN104183318B (en) | 2014-09-10 | 2014-09-10 | A kind of automobile composite shielding cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104183318B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6653570B1 (en) * | 2001-04-11 | 2003-11-25 | David L. Elrod | Ribbon cable |
| JP2012195170A (en) * | 2011-03-16 | 2012-10-11 | Fujikura Ltd | Cable |
| 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 |
| CN103903727A (en) * | 2014-03-06 | 2014-07-02 | 安徽华星电缆集团有限公司 | Shielding cable for new energy automobile |
| CN204066813U (en) * | 2014-09-10 | 2014-12-31 | 安徽慧艺线缆集团有限公司 | A kind of automobile composite shielding cable |
-
2014
- 2014-09-10 CN CN201410458880.7A patent/CN104183318B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104183318A (en) | 2014-12-03 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240401 Address after: No. 10, Lane 19, Zhonghua Street, Xiaokou Village, Dongwang Town, Ningjin County, Xingtai City, Hebei Province, 054000 Patentee after: Li Zenghua Country or region after: China Address before: 238339 Xingou Industrial Zone, Gaogou Town, Wuwei County, Wuhu City, Anhui Province Patentee before: ANHUI HUIYI CABLE GROUP Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240424 Address after: 054000 West of Xiaokou Village, Dongwang Town, Ningjin County, Xingtai City, Hebei Province Patentee after: Hebei Huantian Cable Technology Co.,Ltd. Country or region after: China Address before: No. 10, Lane 19, Zhonghua Street, Xiaokou Village, Dongwang Town, Ningjin County, Xingtai City, Hebei Province, 054000 Patentee before: Li Zenghua Country or region before: China |