CN103887011B - A kind of big logarithm shielded cable - Google Patents
A kind of big logarithm shielded cable Download PDFInfo
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- CN103887011B CN103887011B CN201410106417.6A CN201410106417A CN103887011B CN 103887011 B CN103887011 B CN 103887011B CN 201410106417 A CN201410106417 A CN 201410106417A CN 103887011 B CN103887011 B CN 103887011B
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Abstract
The present invention relates to a kind of big logarithm shielded cable, this cable includes central canal, annular array First Line pair on central canal external peripheral surface, it is coated on the first screen layer that First Line is external, the annular array the second line pair on the first screen layer external peripheral surface, it is coated on the sealing coat that the second line is external, the secondary shielding layer being coated on outside sealing coat, it is coated on the restrictive coating outside secondary shielding layer；Wherein, described first screen layer and secondary shielding layer are made up of double-layer aluminum-foil, and double-layer aluminum-foil includes the first aluminium foil layer and the second aluminium foil layer, have enhancement Layer in the middle of the first aluminium foil layer and the second aluminium foil layer.The present invention big logarithm shielded cable effectiveness is good, stable signal transmission, effective, and its compact conformation, when practical wiring is constructed, cable affected by external force in the case of line between relative position random change will not occur, the total quality of cable is stable, and service life is long.
Description
Technical field
The present invention relates to a kind of big logarithm cable, particularly relate to a kind of big logarithm shielded cable.
Background technology
For modernization building for, comprehensive wiring system as internal nerve, it
Use a series of high-quality standard material, with modular compound mode, voice,
Data, image and part control signal system carry out comprehensively with unified transmission medium, warp
Cross unified planning and designing, comprehensively in standard set wiring system, by modern architecture
Three big subsystems organically connected, the system integration for modern architecture provides thing
Reason medium.It may be said that the success or not of Structured Cabling System is directly connected to modernization
The success or failure in building, select the comprehensive wiring system of a set of high-quality it is critical that.?
The a certain layer of one building, building, cable be routed to from telecommunications patching room work station and other
The structured wiring mode of the network equipment is referred to as horizontal wiring.At present, horizontal wiring is mostly
Use big logarithm cable.
About big logarithm cable, it has been reported that such as Chinese utility model patent in prior art
(publication number: CN201749727U) relates to a kind of big logarithm cable, it include sheath with
And it being positioned at the multipair line pair of sheath, described line is to the line for two wire strandings
Right.It also includes the center-filled pipe being positioned at sheath, of described multipair line centering
Separated time to annular array on center-filled pipe external peripheral surface, described multipair line centering
Another part line to annular array on sheath inner circumferential surface；Center-filled pipe cylindrical weekly form
Line on face between mutually press close to, the line on sheath inner circumferential surface between mutually paste
Closely, sheath line in the radial direction between mutually press close to.This big logarithm cable wire between
Relative position is stable, compact conformation, but this cable effectiveness each other is poor,
Data signal transmission is unstable, effect is poor.
Summary of the invention
It is an object of the invention to for the above-mentioned problems in the prior art, it is proposed that one
Plant effectiveness good, stable signal transmission, effective big logarithm shielded cable.
The purpose of the present invention can be realized by following technical proposal: a kind of big logarithm shielding line
Cable, described cable includes central canal, annular array on central canal external peripheral surface first
Line pair, is coated on the first screen layer that First Line is external, and annular array is outside the first screen layer
The second line pair on circumferential surface, is coated on the sealing coat that the second line is external, is coated on isolation
Secondary shielding layer outside Ceng, is coated on the restrictive coating outside secondary shielding layer；Wherein, described
One screen layer and secondary shielding layer are made up of double-layer aluminum-foil, and double-layer aluminum-foil includes the first aluminium foil layer
With the second aluminium foil layer, in the middle of the first aluminium foil layer and the second aluminium foil layer, there is an enhancement Layer, described
One aluminium foil layer and the second aluminium foil layer are grouped into by the one-tenth of following mass percent: Si:
0.1-0.2%, Fe:0.4-0.6%, Er:0.002-0.005%, Be:0.001-0.003%,
Cu≤0.025%, Mn≤0.05%, Mg≤0.03%, Zn≤0.02%, V≤0.01%,
Ti≤0.04%, surplus is Al and inevitable impurity element.
A kind of big logarithm shielded cable of the present invention includes that central canal, First Line are to, the first shielding
Layer, the second line to, sealing coat, secondary shielding layer and restrictive coating.The present invention by line to being divided into
First Line to and the second line pair, First Line to annular array on central canal external peripheral surface,
Second line to annular array on First Line to foreign round perimeter surface, during such arrangement both reduces
The external diameter of heart pipe, so that the outside diameter of cable reduces, also ensure that the arrangement between cable pair
Compact, line between relative positional stability, thus reached line between anti-interference energy
Power is strong.It addition, the present invention First Line to and the second line between be provided with the first screen layer,
Notable shielding First Line to and the second line between electromagnetic interference.And, the present invention also exists
Second line, to being coated with sealing coat and secondary shielding layer, further enhances the present invention the most right
The shield effectiveness of number shielded cable.
In order to improve the shield effectiveness of the present invention big logarithm shielded cable further, the present invention is big
First screen layer and the secondary shielding layer of logarithm shielded cable are made up of double-layer aluminum-foil, Double-layer aluminum
Paper tinsel includes the first aluminium foil layer and the second aluminium foil layer, in the middle of the first aluminium foil layer and the second aluminium foil layer
There is enhancement Layer.The first screen layer and secondary shielding layer that this double-layer aluminum-foil is made both can be kept away
When exempting from cable bend or be heated, there is small gap in screen layer, reduces again transfger impedance,
Improve shield effectiveness, bonding and protective grounding are convenient, reliable simultaneously.
Additionally, the present invention the most suitably have adjusted constituent and the mass percent thereof of aluminium foil,
It is properly added Be element and rare earth element er, on the one hand promotes Impurity Fe, Si
Separate out, purify matrix, eliminate Si, Fe to cube grain formation inhibition of orientation,
Crystal grain thinning, promotes electrical conductivity, also maintains moulding simultaneously；On the other hand there is solid solution strong
The strengthening effect such as change, dispersion-strengtherning, thus improve the mechanical property of aluminium foil.Be element and
The improvement to intensity, hardness and the conductivity of aluminum foil material that adds of rare earth element er rises
Very important effect.
As preferably, the thickness of described first screen layer and secondary shielding layer is 20-30 μm.
As preferably, the thickness of described first aluminium foil layer and the second aluminium foil layer is 6-12 μm,
The thickness of enhancement Layer is 6-10 μm, described first aluminium foil layer, the second aluminium foil layer and enhancement Layer
Between bondd by binding agent.
As preferably, the material of described enhancement Layer be PVC film, PE thin film, PP thin film,
One in PA thin film, PET film.The cost of material is low for above-mentioned enhancement Layer, at double-layer aluminum-foil
Intennediate bond enhancement Layer, can improve the intensity of aluminium foil, avoids screen at cable bend or when being heated
Covering layer and small gap occur, intensity and shield effectiveness to cable play a role.
As preferably, the preparation method of described double-layer aluminum-foil comprises the following steps:
S1, constituent and mass percent thereof according to above-mentioned aluminium foil carry out dispensing；
S2, dispensing is heated to 750-780 DEG C melts, remove after standing 5-10min
Slag, refinery by de-gassing；
S3, above-mentioned alloy solution is poured into alloy pig at 700-750 DEG C, then by temperature
Degree is incubated 3-4 hour at being down to 550-580 DEG C, then it is little to be incubated 1-3 at being cooled to 460-500 DEG C
Time；
S4, above-mentioned alloy pig being carried out hot rolling, start rolling temperature is 460-500 DEG C, finish to gauge temperature
Spend 300-350 DEG C, then carried out cold rolling, be prepared as aluminium foil；
S5, the above-mentioned aluminium foil prepared is carried out prepared aluminum foil finished product of annealing, annealing temperature
Degree is for 230-260 DEG C, and the heating-up time is 15-18 hour, and temperature retention time is 12-15 hour；
S6, enhancement Layer and the above-mentioned aluminium foil prepared are obtained double by binding agent bonding
Layer aluminium foil.
As preferably, the material of described central canal is PVC, PBT, PE, TPU, PPO,
One in PP, PET.The present invention is internally provided with central canal at First Line, then by first
Line is to being socketed in outside central canal, and the second line is external to being socketed in First Line, the second line to and the
One line between be provided with the first screen layer, compact conformation, when practical wiring is constructed, cable
In the case of being affected by external force line between relative position random change, line will not occur
The total quality of cable is stable.
As preferably, described First Line forms by 10 pairs of twisted-pair feeders, and the second line is to by 15
Twisted-pair feeder is formed.
As preferably, the pitch of described twisted-pair feeder is 9-20mm.The present invention is two mutually
The wire of insulation twists mutually together, and the electric wave that each wire radiates in the transmission can be by separately
The electric wave sent on a piece wire is offset.Through the discovery that studies for a long period of time, by the pitch control of twisted-pair feeder
When system is between 9-20mm, electromagnetic interference shield is more effective.
As preferably, described sealing coat is made up of polyester belt material, described polyester belt material
Surface processes through electroless copper.Polyester belt material have higher mechanical strength and Nai Gao,
Low temperature.Cable sealing coat uses polyester belt material to make, and can not only improve the machinery of cable
Intensity, and can guarantee that stablizing of cable inner structure.It addition, polyester belt surface of the present invention
Process through electroless copper, also can improve the shield effectiveness of cable to a certain extent.
As preferably, the material of described restrictive coating is the one in PBT, PE, PVC material.
Described PBT, PE, the oxygen index (OI) of PVC material are not less than 30.The Main Function of restrictive coating is
The abilities such as the raising mechanical strength of cable, anti-chemical burn into are moistureproof, fire-retardant.PBT、PE、
The oxygen index (OI) of PVC material belongs to combustible material below 22, does not has anti-flammability；At 22-27
Between be nonflammable material, have self-extinguishment；More than 27 for high nonflammable material.The present invention adopts
With oxygen index (OI) not less than 30 PBT, PE, PVC material, can in the case of running into the condition of a fire
Effectively to block burning things which may cause a fire disaster, protect cable.
Compared with prior art, the method have the advantages that
1. the present invention big logarithm shielded cable has two-layer screen layer, and screen layer uses and joins
5 rational double-layer aluminum-foils are made, and notable shielding wire, to the electromagnetic interference between layer, will simultaneously
The pitch of twisted-pair feeder controls at 9-20mm, can be effectively improved the electromagnetism between two wires and do
Disturbing, the shield effectiveness making the present invention big logarithm shielded cable is good, stable signal transmission, effect
The best.
2. the present invention big logarithm shielded cable compact conformation, when practical wiring is constructed, cable
In the case of being affected by external force line between relative position random change, line will not occur
The total quality of cable is stable.
3. the mechanical property of the present invention big logarithm shielded cable, weatherability, anti-flammability are preferably,
Service life is long.
Accompanying drawing explanation
Fig. 1 is the sectional view of the present invention big logarithm shielded cable.
Fig. 2 is the present invention big logarithm shielded cable the first screen layer and the knot of secondary shielding layer
Structure schematic diagram.
Fig. 3 is the present invention big logarithm shielded cable shielding character curve chart.
In figure: 1, central canal；2, First Line pair；3, the first screen layer；4, the second line
Right；5, sealing coat；6, secondary shielding layer；7, restrictive coating；8, twisted-pair feeder；251、
First aluminium foil layer；252, enhancement Layer；253, the second aluminium foil layer.
Detailed description of the invention
The following is the specific embodiment of the present invention, and combine accompanying drawing to technical scheme
It is further described, but the present invention is not limited to these embodiments.
As depicted in figs. 1 and 2, the present invention big logarithm shielded cable includes central canal 1, ring
Shape is arranged in the First Line on central canal 1 external peripheral surface to 2, is coated on First Line to 2
The first outer screen layer 3, annular array on the first screen layer 3 external peripheral surface second
Line, to 4, is coated on the second line to the sealing coat 5 outside 4, be coated on outside sealing coat 5
Two screen layers 6, the restrictive coating 7 being coated on outside secondary shielding layer 6；Wherein, described first
Line forms by 10 pairs of twisted-pair feeders 8, and the second line forms by 15 pairs of twisted-pair feeders 8；Described
First screen layer 2 and secondary shielding layer 5 are made up of double-layer aluminum-foil, and double-layer aluminum-foil includes first
Aluminium foil layer 251 and the second aluminium foil layer 253, at the first aluminium foil layer 251 and the second aluminium foil layer 253
There is enhancement Layer 252 centre.
Table 1: the constituent of embodiment of the present invention 1-3 aluminium foil and mass percent thereof
Embodiment 1:
Dispensing is carried out according to constituent and the mass percent thereof of embodiment 1 aluminium foil in table 1,
Then dispensing is heated to 750 DEG C melt, stand carry out after 5min removing the gred, degasification essence
Refining.After refine, alloy solution is poured into alloy pig at 710 DEG C, then cool the temperature to
It is incubated 3 hours at 555 DEG C, then is cooled at 470 DEG C insulation 3 hours.Then alloy pig is entered
Row hot rolling, start rolling temperature is 460 DEG C, finishing temperature 300 DEG C, carried out after hot rolling cold rolling,
Being prepared as thickness is 8 μm aluminium foils.Prepared aluminium foil one-tenth of annealing is carried out after preparing aluminium foil
Product, annealing temperature is 230 DEG C, and the heating-up time is 16 hours, and temperature retention time is 15 hours.
Finally PVC film enhancement Layer and the aluminium foil prepared that thickness is 8 μm are passed through bonding
Agent bonding obtains double-layer aluminum-foil, and double-layer aluminum-foil is made the first screen layer that thickness is 24 μm
With secondary shielding layer.
Choose PVC material as central canal, then annular on central canal external peripheral surface
The First Line pair that arrangement is made up of 10 pairs of twisted-pair feeders, the pitch of twisted-pair feeder is 12mm,
First Line is to outer cladding the first screen layer, annular array on the first screen layer external peripheral surface
The second line pair being made up of 15 pairs of twisted-pair feeders, the pitch of twisted-pair feeder is 15mm, then exists
The sealing coat that the second external clad surface of line processes through electroless copper, in sealing coat outer cladding
Two screen layers, being coated with oxygen index (OI) finally by extruding machine at secondary shielding layer outer surface is 31
The restrictive coating made of PBT material, prepare final products big logarithm shielded cable.
Embodiment 2:
Dispensing is carried out according to constituent and the mass percent thereof of embodiment 2 aluminium foil in table 1,
Then dispensing is heated to 765 DEG C melt, stand carry out after 7min removing the gred, degasification essence
Refining.After refine, alloy solution is poured into alloy pig at 725 DEG C, then cool the temperature to
It is incubated 3 hours at 565 DEG C, then is cooled at 480 DEG C insulation 2 hours.Then alloy pig is entered
Row hot rolling, start rolling temperature is 480 DEG C, finishing temperature 320 DEG C, carried out after hot rolling cold rolling,
Being prepared as thickness is 10 μm aluminium foils.Carried out, after preparing aluminium foil, prepared aluminium foil of annealing
Finished product, annealing temperature is 245 DEG C, and the heating-up time is 18 hours, and temperature retention time is 12 hours.
Finally PE thin film enhancement Layer and the aluminium foil prepared that thickness is 6 μm are passed through binding agent
Bonding obtains double-layer aluminum-foil, double-layer aluminum-foil is made the first screen layer that thickness is 26 μm and
Secondary shielding layer.
Choose PET material as central canal, then annular on central canal external peripheral surface
The First Line pair that arrangement is made up of 10 pairs of twisted-pair feeders, the pitch of twisted-pair feeder is 10mm,
First Line is to outer cladding the first screen layer, annular array on the first screen layer external peripheral surface
The second line pair being made up of 15 pairs of twisted-pair feeders, the pitch of twisted-pair feeder is 13mm, then exists
The sealing coat that the second external clad surface of line processes through electroless copper, in sealing coat outer cladding
Two screen layers, being coated with oxygen index (OI) finally by extruding machine at secondary shielding layer outer surface is 32
The restrictive coating made of PE material, prepare final products big logarithm shielded cable.
Embodiment 3:
Dispensing is carried out according to constituent and the mass percent thereof of embodiment 3 aluminium foil in table 1,
Then dispensing is heated to 780 DEG C melt, stand carry out after 10min removing the gred, degasification
Refine.After refine, alloy solution is poured into alloy pig at 750 DEG C, then temperature is dropped
At 580 DEG C, it is incubated 3 hours, then is cooled at 500 DEG C insulation 1.5 hours.Then by alloy
Ingot carries out hot rolling, and start rolling temperature is 490 DEG C, and finishing temperature 340 DEG C is carried out after hot rolling
Cold rolling, to be prepared as thickness be 6 μm aluminium foils.Carried out annealing after preparing aluminium foil to prepare
Aluminum foil finished product, annealing temperature is 260 DEG C, and the heating-up time is 18 hours, and temperature retention time is 13
Hour.Finally PET film enhancement Layer and the aluminium foil prepared that thickness is 10 μm are led to
Cross binding agent bonding and obtain double-layer aluminum-foil, double-layer aluminum-foil is made that thickness is 22 μm first
Screen layer and secondary shielding layer.
Choose PPO material as central canal, then annular on central canal external peripheral surface
The First Line pair that arrangement is made up of 10 pairs of twisted-pair feeders, the pitch of twisted-pair feeder is 16mm,
First Line is to outer cladding the first screen layer, annular array on the first screen layer external peripheral surface
The second line pair being made up of 15 pairs of twisted-pair feeders, the pitch of twisted-pair feeder is 15mm, then exists
The sealing coat that the second external clad surface of line processes through electroless copper, in sealing coat outer cladding
Two screen layers, being coated with oxygen index (OI) finally by extruding machine at secondary shielding layer outer surface is 32
The restrictive coating made of PVC material, prepare final products big logarithm shielded cable.
Randomly draw big logarithm shielded cable in embodiment of the present invention 1-3 and carry out shielding character inspection
Surveying, shielding character after detection is as it is shown on figure 3, analysis result is as shown in table 2.
Table 2: big logarithm shielded cable shielding character testing result in the embodiment of the present invention
From table 2 it can be seen that the shield effectiveness of the present invention big logarithm shielded cable is preferable, letter
Number transmission is stable, effective.This is primarily due to the present invention and has two-layer screen layer, isolation
Layer surface processes through electroless copper, it may have certain shield effectiveness；Additionally, the present invention is big
The pitch of twisted-pair feeder is controlled, between 9-20mm, to reduce twisted-pair feeder by logarithm shielded cable
Between internal interference.
Specific embodiment described herein is only to present invention spirit explanation for example.
Described specific embodiment can be done respectively by those skilled in the art
Plant amendment or supplement or use similar mode to substitute, but without departing from the spirit of the present invention
Or surmount scope defined in appended claims.
Although the present invention having been made a detailed description and having quoted some specific embodiments as proof,
But to those skilled in the art, as long as without departing from the spirit and scope of the present invention
It is obvious for can making various changes or revise.
Claims (9)
1. a big logarithm shielded cable, it is characterised in that described cable includes central canal,
Annular array First Line pair on central canal external peripheral surface, be coated on that First Line is external
One screen layer, the annular array the second line pair on the first screen layer external peripheral surface, it is coated on
The sealing coat that second line is external, the secondary shielding layer being coated on outside sealing coat, it is coated on the second screen
Cover the restrictive coating outside layer；
Wherein, described first screen layer and secondary shielding layer are made up of double-layer aluminum-foil, double-layer aluminum-foil
Including the first aluminium foil layer and the second aluminium foil layer, have in the middle of the first aluminium foil layer and the second aluminium foil layer and add
Strong layer；
Described first aluminium foil layer and the second aluminium foil layer are grouped into by the one-tenth of following mass percent:
Si:0.1-0.2%, Fe:0.4-0.6%, Er:0.002-0.005%, Be:0.001-0.003%,
Cu≤0.025%, Mn≤0.05%, Mg≤0.03%, Zn≤0.02%, V≤0.01%, Ti≤0.04%,
Surplus is Al and inevitable impurity element；
Described sealing coat is made up of polyester belt material, and described polyester belt material surface is through chemistry
Copper plating treatment.
One the most according to claim 1 big logarithm shielded cable, it is characterised in that institute
The thickness stating the first screen layer and secondary shielding layer is 20-30 μm.
One the most according to claim 1 big logarithm shielded cable, it is characterised in that institute
The thickness stating the first aluminium foil layer and the second aluminium foil layer is 6-12 μm, and the thickness of enhancement Layer is
6-10 μm, described first aluminium foil layer, is bondd by binding agent between the second aluminium foil layer and enhancement Layer.
4. according to a kind of big logarithm shielded cable described in claim 1 or 3, it is characterised in that
The material of described enhancement Layer is that PVC film, PE thin film, PP thin film, PA thin film, PET are thin
One in film.
One the most according to claim 1 big logarithm shielded cable, it is characterised in that institute
The preparation method stating double-layer aluminum-foil comprises the following steps:
S1, the constituent of aluminium foil according to claim 1 and mass percent thereof are carried out
Dispensing；
S2, dispensing is heated to 750-780 DEG C melts, carry out after standing 5-10min removing the gred,
Refinery by de-gassing；
S3, above-mentioned alloy solution is poured into alloy pig at 700-750 DEG C, then by temperature
It is incubated 3-4 hour at being down to 550-580 DEG C, then is incubated 1-3 hour at being cooled to 460-500 DEG C；
S4, above-mentioned alloy pig being carried out hot rolling, start rolling temperature is 460-500 DEG C, finishing temperature
300-350 DEG C, then carried out cold rolling, be prepared as aluminium foil；
S5, the above-mentioned aluminium foil prepared being carried out prepared aluminum foil finished product of annealing, annealing temperature is
230-260 DEG C, the heating-up time is 15-18 hour, and temperature retention time is 12-15 hour；
S6, enhancement Layer and the above-mentioned aluminium foil prepared are obtained Double-layer aluminum by binding agent bonding
Paper tinsel.
One the most according to claim 1 big logarithm shielded cable, it is characterised in that institute
The material stating central canal is the one in PVC, PBT, PE, TPU, PPO, PP, PET.
One the most according to claim 1 big logarithm shielded cable, it is characterised in that institute
Stating First Line to form by 10 pairs of twisted-pair feeders, the second line forms by 15 pairs of twisted-pair feeders.
One the most according to claim 7 big logarithm shielded cable, it is characterised in that institute
The pitch stating twisted-pair feeder is 9-20mm.
One the most according to claim 1 big logarithm shielded cable, it is characterised in that
The material of described restrictive coating is the one in PBT, PE, PVC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410106417.6A CN103887011B (en) | 2014-03-21 | 2014-03-21 | A kind of big logarithm shielded cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410106417.6A CN103887011B (en) | 2014-03-21 | 2014-03-21 | A kind of big logarithm shielded cable |
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| CN103887011A CN103887011A (en) | 2014-06-25 |
| CN103887011B true CN103887011B (en) | 2016-09-21 |
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| CN201410106417.6A Active CN103887011B (en) | 2014-03-21 | 2014-03-21 | A kind of big logarithm shielded cable |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110610780A (en) * | 2019-09-30 | 2019-12-24 | 富士康(昆山)电脑接插件有限公司 | Cable with a flexible connection |
| CN111276276B (en) * | 2020-03-12 | 2022-02-15 | 江苏鼎胜新能源材料股份有限公司 | High-extension cable foil and manufacturing method thereof |
| CN112466552A (en) * | 2020-12-16 | 2021-03-09 | 东莞金信诺电子有限公司 | Sixteen pairs of high-speed data transmission cables |
| CN113564425A (en) * | 2021-08-09 | 2021-10-29 | 江苏鼎胜新能源材料股份有限公司 | Aluminum foil for 1N00 lithium battery and preparation method thereof |
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| US20070240893A1 (en) * | 2006-04-10 | 2007-10-18 | Bremnes Jarle J | Power cable for direct electric heating system |
| CN101974709A (en) * | 2010-09-21 | 2011-02-16 | 安徽欣意电缆有限公司 | Super-soft aluminum alloy conductor and preparation method thereof |
| CN201749727U (en) * | 2010-08-12 | 2011-02-16 | 浙江一舟电子科技股份有限公司 | Multi-pair cable |
| CN202018838U (en) * | 2011-04-29 | 2011-10-26 | 王一群 | Three-layered shielded cable-dedicated aluminum foil and three-layered shielded cable television coaxial cable produced with same |
| CN203397763U (en) * | 2013-07-10 | 2014-01-15 | 江苏亨通线缆科技有限公司 | Bending-resistant four-pair digital communication cable |
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- 2014-03-21 CN CN201410106417.6A patent/CN103887011B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070240893A1 (en) * | 2006-04-10 | 2007-10-18 | Bremnes Jarle J | Power cable for direct electric heating system |
| CN201749727U (en) * | 2010-08-12 | 2011-02-16 | 浙江一舟电子科技股份有限公司 | Multi-pair cable |
| CN101974709A (en) * | 2010-09-21 | 2011-02-16 | 安徽欣意电缆有限公司 | Super-soft aluminum alloy conductor and preparation method thereof |
| CN202018838U (en) * | 2011-04-29 | 2011-10-26 | 王一群 | Three-layered shielded cable-dedicated aluminum foil and three-layered shielded cable television coaxial cable produced with same |
| CN203397763U (en) * | 2013-07-10 | 2014-01-15 | 江苏亨通线缆科技有限公司 | Bending-resistant four-pair digital communication cable |
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| Publication number | Publication date |
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| CN103887011A (en) | 2014-06-25 |
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