CN107086068A - The data transmission cable and preparation method of a kind of discontinuous discontinuous metal tape cladding - Google Patents
The data transmission cable and preparation method of a kind of discontinuous discontinuous metal tape cladding Download PDFInfo
- Publication number
- CN107086068A CN107086068A CN201710262790.4A CN201710262790A CN107086068A CN 107086068 A CN107086068 A CN 107086068A CN 201710262790 A CN201710262790 A CN 201710262790A CN 107086068 A CN107086068 A CN 107086068A
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- China
- Prior art keywords
- discontinuous
- metal tape
- outside
- cable
- twisted pair
- Prior art date
- 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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Classifications
-
- 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
- H01B11/04—Cables with twisted pairs or quads with pairs or quads mutually positioned to reduce cross-talk
-
- 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
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/221—Longitudinally placed metal wires or tapes
- H01B7/225—Longitudinally placed metal wires or tapes forming part of an outer sheath
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
- Communication Cables (AREA)
Abstract
The data transmission cable and preparation method of a kind of discontinuous discontinuous metal tape cladding, described cable are respectively placed in twisted pair wire arranged apart in four spaces of crossing skeleton including 4, and the single line specification of every described twisted pair wire is：Insulating barrier formation single line is extruded outside conductor, by the stranded formation twisted pair wire of 2 single lines；4 described twisted pair wires are respectively placed in 4 spaces of crossing skeleton and by stranded formation cable core again, and the metal tape of one layer of discontinuous is longitudinally coated outside cable core, finished product is made into outside sheath while being squeezed into outside metal tape；The preparation method is：1）Single line makes：With copper bar after wire drawing and annealing, extrusion molding is simultaneously cooled down, and conductor is covered Insulation Material and color masterbatch into single line；2）Pair twist makes：2 single lines are twisted into twisted pair wire with rational pitch；3）Stranding makes：4 twisted pair wires are separated according to certain order stranding, and in the middle of 4 twisted-pair feeders with conventional crossing skeleton, are wrapped up outside cable core with the metal tape of discontinuous discontinuous；4）Sheath makes：Squeezed outside total cable core and cover PVC or low smoke and zero halogen plastic sheath, constitute cable finished product.
Description
Technical field
The present invention relates to a kind of data transmission cable of discontinuous discontinuous metal tape cladding and preparation method, it is applicable
The transmission with information in broadband access network system is connected up in data center, belongs to communication cable technical field.
Background technology
In the regulation of international standard, surpass six class data cables and contrasted with six class data cables, not only all test events
Test frequency brings up to 500MHz from 250MHz, topmost to be the increase in cross-talk ANEXT projects between cable.
Cable is using conventional unmasked structure（UTP）, it will be difficult to reach test request；And if cable uses shielding construction
（FTP）, although the standard testing of cross-talk between cable can be met, but there are problems that two：One is FTP structures than UTP structure, cable
External diameter adds 20%, while many ground wires are as water conservancy diversion, these all considerably increase cable manufacturing cost and reduce cloth
Space availability ratio in linear system system；Two be to coordinate the FTP wiring systems for shielding and surpassing six classes, and the price such as supporting module is compared
The module of UTP system supports also increases 30%.
Cable is wanted to reach cross-talk index between cable, there is 2 schemes：1st, distance between increase cable core and cable core.2nd, cable core and cable
Increase shield effectiveness between core.The first string will increase jacket thickness, also substantially increase cable cost of manufacture, and effect is not
It is ideal.Second scheme, most typical is exactly one layer of totally enclosed metal level of increase outside FTP structures, cable core, forms electrostatic
Shield effectiveness, signal is completely cut off completely and come.But thus cable capacitance can be increased, it is necessary to increase cored wire external diameter to reach
Required electric capacity, this can also increase manufacturing cost.
The content of the invention
It is an object of the invention to overcome the shortcomings of that prior art is present, and one kind is provided and carried out in prior art basis
It is improved, can reach cross-talk index between cable, save the whole discontinuous discontinuous metal tape for surpassing six class comprehensive wiring costs
The data transmission cable and preparation method of cladding.
The purpose of the present invention is completed by following technical solution, a kind of number of discontinuous discontinuous metal tape cladding
According to transmission cable, it is respectively placed in twisted pair wire arranged apart in four spaces of crossing skeleton, every described pair twist including 4
The single line specification of line is：Insulating barrier formation single line is extruded outside conductor, by the stranded formation twisted pair wire of 2 single lines；4 described pair twists
Line is respectively placed in 4 spaces of crossing skeleton and by stranded formation cable core again, and an interlayer is longitudinally coated outside cable core and is broken
The metal tape of formula, finished product is made into while being squeezed into outside metal tape outside sheath.
As preferred：Described metal tape is constituted by polyester layer and metal level are compound, wherein on the polyester layer
Compound metal level is discontinuous discontinuous structure, and metal tomography is formed with by multiple partition grooves.
A kind of preparation method of the data transmission cable of discontinuous metal tape cladding discontinuous as described above, described preparation
Method comprises the following steps：
1）Single line makes：With copper bar after wire drawing and annealing, extrusion molding is simultaneously cooled down, and conductor is covered Insulation Material and color masterbatch Cheng Dan
Line, then single line take-up；
2）Pair twist makes：Single line unwrapping wire, 2 single lines are twisted into twisted pair wire with rational pitch, then twisted pair wire take-up；
3）Stranding makes：Twisted pair wire unwrapping wire, 4 twisted pair wires are according to certain order stranding, and with conventional ten in the middle of 4 twisted-pair feeders
Character skeleton is separated, and is wrapped up outside cable core with the metal tape of discontinuous discontinuous, then stranding take-up；
4）Sheath makes：Squeezed outside stranding unwrapping wire, total cable core and cover PVC or low smoke and zero halogen plastic sheath, constitute cable finished product.
As preferred：Described preparation method also includes：
Step 1）In, wire drawing is passed through by 2.6mm copper bars, conductor covering HDPE insulating barriers, single line conductor is outside 0.565mm, insulation
Footpath is in 1.0-1.1mm；
Step 3）In, discontinuous discontinuous metal tape is wrapped up with vertical packet mode outside described cable core；Described discontinuous
The structure of disconnected formula metal tape is：It is made up of one layer of polyester belt and layer of metal layer adhesive bonding, wherein metal level quilt
Cutting separates some sections, forms discontinuous discontinuous structure.
Step 4）In：The external diameter 6.8mm of the cable finished product.
The invention belongs to improvements over the prior art, it, which has, can reach cross-talk index between cable, and saving entirely surpasses six
The features such as class comprehensive wiring cost.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is discontinuous discontinuous metallic strip structures front elevation of the present invention.
Fig. 3 is discontinuous discontinuous metallic strip structures side view of the present invention.
Fig. 4 is that discontinuous discontinuous metal tape of the present invention improves crosstalk schematic diagram.
Fig. 5 is preparation method FB(flow block) of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be described in detail：Shown in Fig. 1, the discontinuous interruption of one kind of the present invention
The data transmission cable of formula metal tape cladding, it is respectively placed in pair twist arranged apart in four spaces of crossing skeleton including 4
Line, the single line specification of every described twisted pair wire is：The outer extrusion insulating barrier 2 formation single line of conductor 1, by the stranded formation of 2 single lines
Twisted pair wire；4 described twisted pair wires are respectively placed in 4 spaces of crossing skeleton 3 and by stranded formation cable core, cable again
The metal tape 4 of one layer of discontinuous is longitudinally coated outside core, while sheath 5 is squeezed into outside metal tape 4 is made into finished product.
Shown in Fig. 2-4, metal tape 4 of the present invention is constituted by polyester layer 6 and metal level 7 are compound, wherein described
The metal level 7 that polyester layer 6 is combined above is discontinuous discontinuous structure, and metal tomography is formed with by multiple partition grooves 8；The gold
One layer of tear rope 9 is additionally provided between category band 4 and sheath 5.
A kind of preparation method of the data transmission cable of discontinuous discontinuous metal tape cladding, described preparation method includes
Following steps：
1）Single line makes 10：With copper bar after wire drawing and annealing, extrusion molding is simultaneously cooled down, make conductor cover Insulation Material and color masterbatch into
Single line, then single line take-up；
2）Pair twist makes 11：Single line unwrapping wire, 2 single lines are twisted into twisted pair wire with rational pitch, then twisted pair wire take-up；
3）Stranding makes 12：Twisted pair wire unwrapping wire, 4 twisted pair wires use conventional according to certain order stranding, and in the middle of 4 twisted-pair feeders
Crossing skeleton is separated, and is wrapped up outside cable core with the metal tape of discontinuous discontinuous, then stranding take-up；
4）Sheath makes 13：Squeezed outside stranding unwrapping wire, total cable core and cover PVC or low smoke and zero halogen plastic sheath, constitute cable finished product.
Described preparation method also includes：
Step 1）In, wire drawing is passed through by 2.6mm copper bars, conductor covering HDPE insulating barriers, single line conductor is outside 0.565mm, insulation
Footpath is in 1.0-1.1mm；
Step 3）In, discontinuous discontinuous metal tape is wrapped up with vertical packet mode outside described cable core；Described discontinuous
The structure of disconnected formula metal tape is：It is made up of one layer of polyester belt and layer of metal layer adhesive bonding, wherein metal level quilt
Cutting separates some sections, forms discontinuous discontinuous structure.
Step 4）In：The external diameter 6.8mm of the cable finished product.
Embodiment：The present invention opens metal screen layer cutting, forms one and is arranged by metal level bag and non-metallic layer discontinuous
The band of row, i.e., discontinuous discontinuous metal tape.Designed using noncontinuity metal tape（As shown in Figure 4）, so can
Shield effectiveness is produced, the index request of cross-talk between cable is met, again can be more compact than FTP structure outer diameter of cable, improve the sky of wiring
Between utilization rate, while without with expensive shielding connection system but can just be met using UTP wiring system and surpass six classes synthesis
Wiring application, has saved the engineering time and has reduced construction cost.
The solid or strands conductor that the applicable conductor size of this product is 30AWG-22AWG.
Insulation is extruded outside conductor and forms single line, by the stranded formation twisted pair wire of 2 single lines, 4 twisted pair wires are respectively placed in ten
The metal tape of one layer of discontinuous is longitudinally coated outside stranded formation cable core again in 4 spaces of character skeleton, cable core, while in bag
Band is outer to squeeze into the outer formed product of sheath；Shielding surpasses the prices such as the supporting module of FTP wiring systems of six classes and compares UTP systems
Supporting module also increases 30%.
It is discontinuous（Discontinuous）The super Class 6 cable of metal tape, is molded by 4 procedures：
1st, single line：Wire drawing is passed through by 2.6mm copper bars, conductor covering HDPE insulate, and single line conductor is 0.565mm, and outer insulation diameter exists
1.12mm left and right；
2nd, pair twist：2 single lines are twisted into twisted-pair feeder with rational pitch；
3rd, stranding：4 pairs of twisted-pair feeders are separated according to certain order stranding, and in the middle of 4 pairs of twisted-pair feeders with crossing skeleton；
4th, sheath：Total cable core is outer to wrap up discontinuous metal tape with vertical packet mode, is and then squeezed outside band and covers sheath, constitutes electricity
Cable finished product, finished product external diameter 7.0mm or so.
It is discontinuous（Discontinuous）Metal tape structure：Adhesive bonding group is passed through by one layer of polyester belt and layer of metal layer
Into.Wherein metal level, which is cut, separates some sections, is formed discontinuous（Discontinuous）Structure.
Claims (4)
1. a kind of data transmission cable of discontinuous discontinuous metal tape cladding, it is respectively placed in crossing skeleton four including 4
Twisted pair wire arranged apart in space, it is characterised in that the single line specification of every described twisted pair wire is：Insulation is extruded outside conductor
Layer forms single line, by the stranded formation twisted pair wire of 2 single lines；4 described twisted pair wires are respectively placed in 4 spaces of crossing skeleton
In and by stranded formation cable core again, the metal tape of one layer of discontinuous is longitudinally coated outside cable core, while outside metal tape
Squeeze into and be made into finished product outside sheath.
2. the data transmission cable of discontinuous discontinuous metal tape cladding according to claim 1, it is characterised in that described
Metal tape constituted by polyester layer and metal level are compound, wherein the metal level being combined on the polyester layer is discontinuous
Disconnected formula structure, metal tomography is formed with by multiple partition grooves.
3. a kind of preparation method of the data transmission cable of discontinuous metal tape cladding discontinuous as claimed in claim 1 or 2, its
It is characterised by that described preparation method comprises the following steps：
1）Single line makes：With copper bar after wire drawing and annealing, extrusion molding is simultaneously cooled down, and conductor is covered Insulation Material and color masterbatch Cheng Dan
Line, then single line take-up；
2）Pair twist makes：Single line unwrapping wire, 2 single lines are twisted into twisted pair wire with rational pitch, then twisted pair wire take-up；
3）Stranding makes：Twisted pair wire unwrapping wire, 4 twisted pair wires are according to certain order stranding, and with conventional ten in the middle of 4 twisted-pair feeders
Character skeleton is separated, and is wrapped up outside cable core with the metal tape of discontinuous discontinuous, then stranding take-up；
4）Sheath makes：Squeezed outside stranding unwrapping wire, total cable core and cover PVC or low smoke and zero halogen plastic sheath, constitute cable finished product.
4. non-metallic material coats the preparation method of the unmasked type anti-interference data cable of cable core according to claim 3,
It is characterized in that described preparation method also includes：
Step 1）In, wire drawing is passed through by 2.6mm copper bars, conductor covering HDPE insulating barriers, single line conductor is outside 0.565mm, insulation
Footpath is in 1.0-1.1mm；
Step 3）In, discontinuous discontinuous metal tape is wrapped up with vertical packet mode outside described cable core；Described discontinuous
The structure of disconnected formula metal tape is：It is made up of one layer of polyester belt and layer of metal layer adhesive bonding, wherein metal level quilt
Cutting separates some sections, forms discontinuous discontinuous structure,
Step 4）In：The external diameter 6.8mm of the cable finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710262790.4A CN107086068A (en) | 2017-04-20 | 2017-04-20 | The data transmission cable and preparation method of a kind of discontinuous discontinuous metal tape cladding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710262790.4A CN107086068A (en) | 2017-04-20 | 2017-04-20 | The data transmission cable and preparation method of a kind of discontinuous discontinuous metal tape cladding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107086068A true CN107086068A (en) | 2017-08-22 |
Family
ID=59612839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710262790.4A Pending CN107086068A (en) | 2017-04-20 | 2017-04-20 | The data transmission cable and preparation method of a kind of discontinuous discontinuous metal tape cladding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107086068A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108695016A (en) * | 2018-06-06 | 2018-10-23 | 浙江舟电子科技股份有限公司 | Horizontal cable |
| CN109859897A (en) * | 2019-01-04 | 2019-06-07 | 江苏科麦特科技发展有限公司 | Discontinuous shielding band of one kind and preparation method thereof |
| CN112289493A (en) * | 2020-11-19 | 2021-01-29 | 张家港特恩驰电缆有限公司 | Moisture-proof cable and manufacturing method thereof |
| CN113707387A (en) * | 2021-07-22 | 2021-11-26 | 浙江亿宁电缆科技股份有限公司 | Cable real-time monitoring device |
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| CN101097793A (en) * | 2006-06-28 | 2008-01-02 | 上海乐庭电线工业有限公司 | Non-shielding symmetrical data cable for 10G ethernet |
| CN102779579A (en) * | 2012-07-20 | 2012-11-14 | 安徽江淮电缆集团有限公司 | Shielding type digital symmetrical cable |
| JP2014184663A (en) * | 2013-03-25 | 2014-10-02 | Toray Ind Inc | Laminate film |
| CN204322618U (en) * | 2014-12-01 | 2015-05-13 | 虞家桢 | A kind of mask tape |
| CN206672675U (en) * | 2017-04-20 | 2017-11-24 | 浙江兆龙线缆有限公司 | A kind of data transmission cable of discontinuous discontinuous metal tape cladding |
-
2017
- 2017-04-20 CN CN201710262790.4A patent/CN107086068A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101097793A (en) * | 2006-06-28 | 2008-01-02 | 上海乐庭电线工业有限公司 | Non-shielding symmetrical data cable for 10G ethernet |
| CN102779579A (en) * | 2012-07-20 | 2012-11-14 | 安徽江淮电缆集团有限公司 | Shielding type digital symmetrical cable |
| JP2014184663A (en) * | 2013-03-25 | 2014-10-02 | Toray Ind Inc | Laminate film |
| CN204322618U (en) * | 2014-12-01 | 2015-05-13 | 虞家桢 | A kind of mask tape |
| CN206672675U (en) * | 2017-04-20 | 2017-11-24 | 浙江兆龙线缆有限公司 | A kind of data transmission cable of discontinuous discontinuous metal tape cladding |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108695016A (en) * | 2018-06-06 | 2018-10-23 | 浙江舟电子科技股份有限公司 | Horizontal cable |
| CN109859897A (en) * | 2019-01-04 | 2019-06-07 | 江苏科麦特科技发展有限公司 | Discontinuous shielding band of one kind and preparation method thereof |
| CN109859897B (en) * | 2019-01-04 | 2020-07-24 | 江苏科麦特科技发展有限公司 | Preparation method of discontinuous shielding belt |
| CN112289493A (en) * | 2020-11-19 | 2021-01-29 | 张家港特恩驰电缆有限公司 | Moisture-proof cable and manufacturing method thereof |
| CN113707387A (en) * | 2021-07-22 | 2021-11-26 | 浙江亿宁电缆科技股份有限公司 | Cable real-time monitoring device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20170822 |