CN104021847B - Data cable with internal isolating and shielding and production equipment thereof - Google Patents
Data cable with internal isolating and shielding and production equipment thereof Download PDFInfo
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- CN104021847B CN104021847B CN201410295090.1A CN201410295090A CN104021847B CN 104021847 B CN104021847 B CN 104021847B CN 201410295090 A CN201410295090 A CN 201410295090A CN 104021847 B CN104021847 B CN 104021847B
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- aluminium strip
- rustless steel
- data cable
- shielding
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Abstract
The invention discloses a data cable with internal isolating and shielding and production equipment thereof, relating to the field of the data cable and production equipment thereof, and solving the problems that the computer communication network data cable in an existing building is provided with a total shielding layer and a linear pair independent shielding layer, but is complex in structure and manufacturing process, high in cost and inconvenient to use. The data cable with the internal isolating and shielding consists of an aluminum belt shielding layer, four twisted pairs, a PVC (polyvinyl chloride) sheath, a tearing rope and a drain wire. Production equipment for the data cable with internal isolating and shielding consists of a twisted pair wire coil, an aluminum belt disc, a wire passing wheel, an aluminum belt shielding and forming mould, a sizing mould, a sheath extruder and a cooling water slot which are arranged in sequence. The data cable with internal isolating and shielding adopts an 8-shaped aluminum belt shielding layer to provide total-shielding and internal-shielding functions, and is simple in structure. The production equipment for the data cable with the internal isolating and shielding is integrally formed on an assembly line, is convenient to manufacture, and simple to operate.
Description
Technical field
The present invention relates to data cable and its production equipment field, the data electricity of Isolated Shield in more particularly to a kind of band
Cable and its production equipment.
Background technology
In building, four pairs of utp cables (UTP), minority field are commonly used in the wiring of computer communication network now
Close and also use shield sheath twisted-pair cable (STP) and sheath and line to individually shielded twisted-pair cable (SSTP).UTP cable is no appointed
What screen layer；Although STP has total screen layer, inner wire between not do not shield, line between cross-talk cannot avoid；
Although SSTP has total shielding and line to individually shielded layer, structure and manufacturing process are complicated, and cost is too high, in-convenience in use.
Content of the invention
For solving above-mentioned technical problem, the invention provides the data cable of Isolated Shield and its production set in a kind of band
Standby.
The technical solution adopted for the present invention to solve the technical problems is：The data cable of Isolated Shield in a kind of band, it
By aluminium strip screen layer, four twisted-pair feeders to, PVC sheath, tear rope and drain wire form；Wherein, described aluminium strip screen layer is in
" 8 " font, described four twisted-pair feeders to include white indigo plant-blue line to, Bai Cheng-orange line to, in vain green-green line to white palm fibre-palm fibre line
Right；Described orange in vain-orange line to two cavitys to the aluminium strip screen layer being respectively placed in " 8 " font for the green-green line in vain in；Described
PVC sheath be coated on " 8 " font aluminium strip screen layer outside；Described tear rope is arranged at the aluminium strip shielding of " 8 " font
The indentation, there of layer；Described drain wire is arranged on the inside lock of aluminium strip screen layer of " 8 " font.
Wherein, described indigo plant-blue line in vain to, Bai Cheng-orange line to, in vain green-green line to white palm fibre-brown line centering each color
Represent the line pair of difference in functionality, this is international technical parameter；Bai Cheng-orange line to and in vain green-green line between can produce string
Sound is disturbed and is separated by aluminium strip screen layer, and indigo plant-blue line shields to being individually positioned in aluminium strip to white palm fibre-brown line in vain
In two cavitys of layer, also can jointly be placed in one of cavity.
Described tear rope is aramid line.
Described drain wire is bare copper wire.
Described aluminium strip screen layer is the overall structure that an aluminium strip is longitudinally formed.
The width of described aluminium strip screen layer be the length sum of PVC sheath inner diameter and inwall girth 88%～
92%.
Operation principle：Aluminium strip screen layer is designed to " 8 " font, the periphery being coated on twisted-pair feeder pair that can be complete, carry
Supply the function of total shielding；It is also possible to make Bai Cheng-orange line define inner shield to green-green line in vain to separating, disappear
Except orange-orange line in vain to and the cross-talk between green-green line pair in vain.
The production equipment of the data cable of Isolated Shield in a kind of band, it is by twisted-pair feeder drum, aluminium strip disk, wire-crossing wheel, aluminum
Band shielding shaping mould, plug die, sheathing machine and bosh are arranged in order composition；Wherein, described aluminium strip shielding molding
Mould, plug die, the head of sheathing machine and bosh axle center on the same line；Described aluminium strip shielding shaping mould by
Rustless steel taper cone barrel and two rustless steel intermediate plate compositions；The path mouth end of described rustless steel taper cone barrel shields shaping mould for aluminium strip
The port of export；Described rustless steel intermediate plate is placed on the centre of rustless steel taper cone barrel；One side weldering of described rustless steel intermediate plate
On the side inwall of rustless steel taper cone barrel, described another side of rustless steel intermediate plate is another with rustless steel taper cone barrel relative
Side inwall leaves distance；The end of described rustless steel intermediate plate is located at the exit that aluminium strip shields shaping mould；Described two
Rustless steel intermediate plate is parallel and staggered relatively；Between two described rustless steel intermediate plates, space forms aluminium strip groove；Described rustless steel
Space between intermediate plate and rustless steel taper cone barrel forms multiple twin wire casing.
Described rustless steel intermediate plate is provided with aluminium strip curved guide angle with the weld of the inwall of rustless steel taper cone barrel.
The length of described rustless steel intermediate plate shields the 3/5～3/4 of shaping mould length for aluminium strip.
The width of described rustless steel intermediate plate is the 3/4 of the inner diameter of rustless steel taper cone barrel.
The gap width of described aluminium strip groove is 1.75～1.85 times of al zone thickness.
Operation principle：Four pairs of twisted-pair feeders are Bai Lan-indigo plant, Bai Cheng-orange, in vain green-green, white palm fibre-palm fibre respectively to chromatograph, and four to double
Twisted wire passes through twisted-pair feeder drum and wire-crossing wheel and enters aluminium strip to shield the multiple twin wire casing of shaping mould so that orange-orange in vain in finished product cable
Line to green-green line in vain to separate in two cavitys of aluminium strip screen layer；Meanwhile, aluminium strip passes through aluminium strip disk and wire-crossing wheel enters
Aluminium strip shields in the aluminium strip groove of shaping mould, and because aluminium strip shields the design of the conically shaped of shaping mould, its internal diameter is gradually reduced, aluminium strip
Will bend along rustless steel taper cone barrel inwall, shield the exit of shaping mould in aluminium strip, aluminium strip can be coated completely with " 8 " font
On four pairs of twisted-pair feeders, then, then through plug die so that forming the cable core of size accurately data cable, cable core passes through again
Sheathing machine and bosh in one layer of PVC sheath of its Surface coating, that is, complete the data cable of Isolated Shield in band
Produce.
Advantages of the present invention：
First, in a kind of band of the present invention, the data cable of Isolated Shield employs the aluminium strip screen layer of " 8 " font, not only may be used
To provide the function of total shielding, it can also forming inner shield, effectively eliminate the cross-talk between twisted-pair feeder pair；
2nd, in a kind of band of the present invention data cable of Isolated Shield production equipment, employ aluminium strip shielding shaping mould,
Article one, aluminium strip can complete the production of the aluminium strip screen layer of " 8 " font, meanwhile, the production equipment of the present invention, can be in a flowing water
It is integrally formed on line, be directly produced out the data cable of Isolated Shield in band, easily manufactured, operational approach is simple and convenient.
Brief description
Fig. 1 is the data cable schematic internal view of Isolated Shield in the band of embodiment one；
Wherein, I- aluminium strip screen layer, II- indigo plant-blue line pair in vain, III- orange-orange line pair in vain, IV- is green in vain-green line pair, and V- is white
Palm fibre-brown line pair, VI-PVC sheath, VII- tear rope, VIII- drain wire；
Fig. 2 is the overall structure diagram of the production equipment of data cable of Isolated Shield in a kind of band of embodiment two；
Fig. 3 is the schematic diagram of the aluminium strip shielding shaping mould in embodiment two；
Fig. 4 is the schematic cross-section of the aluminium strip shielding shaping mould in embodiment two；
Wherein, 1- twisted-pair feeder drum, 2- aluminium strip disk, 3- wire-crossing wheel, 4- aluminium strip shields shaping mould, 5- plug die, 6- sheath
Extruder, 7- bosh, 41- rustless steel taper cone barrel, 42- rustless steel intermediate plate, 43- aluminium strip groove, 44- multiple twin wire casing, 45- aluminium strip
Curved guide angle.
Specific embodiment
In order to deepen the understanding of the present invention, below in conjunction with drawings and Examples, the present invention is done and retouch in detail further
State, this embodiment is only used for explaining the present invention, protection scope of the present invention is not constituted and limits.
Embodiment one
As shown in figure 1, in a kind of band Isolated Shield data cable, by aluminium strip screen layer I, four twisted-pair feeders to, PVC shield
Set VI, tear rope VII and drain wire VIII composition；Wherein, described aluminium strip screen layer I is in " 8 " font, described four multiple twins
Line to include white indigo plant-blue line to II, Bai Cheng-orange line to III, in vain green-green line to IV and in vain palm fibre-brown line to V；Described orange in vain-
Orange line is respectively placed in IV in two cavitys of aluminium strip screen layer I of " 8 " font to III and in vain green-green line；Described PVC shield
Set VI is coated on the outside of the aluminium strip screen layer I of " 8 " font；Described tear rope VII is arranged at the aluminium strip screen layer of " 8 " font
The indentation, there of I；Described drain wire VIII is arranged on the inside lock of aluminium strip screen layer I of " 8 " font；Described tear rope
VII is aramid line；Described drain wire VIII is bare copper wire；Described aluminium strip screen layer I be an aluminium strip be longitudinally formed whole
Body structure；The width of described aluminium strip screen layer I is the 90% of the length sum of PVC sheath VI inner diameter and inwall girth.
Operation principle：Aluminium strip screen layer I is designed to " 8 " font, the periphery being coated on twisted-pair feeder pair that can be complete, carry
Supply the function of total shielding；It is also possible to make Bai Cheng-orange line to III, green-green line separates to IV in vain, defines interior screen
Cover, eliminate Bai Cheng-orange line to III, in vain cross-talk between IV for the green-green line.
Embodiment two
As shown in Figure 2, Figure 3 and Figure 4, a kind of band in Isolated Shield data cable production equipment, it is by four multiple twins
Line drum 1, aluminium strip disk 2, wire-crossing wheel 3, aluminium strip shielding shaping mould 4, plug die 5, sheathing machine 6 and bosh 7 are arranged successively
Row composition；Wherein, described aluminium strip shields shaping mould 4, the axle center of plug die 5, the head of sheathing machine 6 and bosh 7
On the same line；Described aluminium strip shielding shaping mould 4 is made up of rustless steel taper cone barrel 41 and two rustless steel intermediate plates 42；Described
Rustless steel taper cone barrel 41 path mouth end for aluminium strip shield shaping mould 4 the port of export；Described rustless steel intermediate plate 42 is placed on
The centre of rustless steel taper cone barrel 41；One side of described rustless steel intermediate plate 42 is welded in the side inwall of rustless steel taper cone barrel 41
On, described another side of rustless steel intermediate plate 42 leaves distance with rustless steel taper cone barrel 41 relative opposite side inwall；Institute
The end of the rustless steel intermediate plate 42 stated is located at the exit that aluminium strip shields shaping mould 4；Two described rustless steel intermediate plates 42 are parallel
And it is staggered relatively；Between two described rustless steel intermediate plates 42, space forms aluminium strip groove 43；Described rustless steel intermediate plate 42 with not
Space between rust steel taper cone barrel 41 forms multiple twin wire casing 44；Described rustless steel intermediate plate 42 and the inwall of rustless steel taper cone barrel 41
Weld is provided with aluminium strip curved guide angle 45；The length of described rustless steel intermediate plate 42 shields shaping mould 4 length for aluminium strip
2/3；The width of described rustless steel intermediate plate 42 is the 3/4 of the inner diameter of rustless steel taper cone barrel 41；Described aluminium strip groove 43
Gap width is 1.8 times of al zone thickness.
Operation principle：Four pairs of twisted-pair feeders are Bai Lan-indigo plant, Bai Cheng-orange, in vain green-green, white palm fibre-palm fibre respectively to chromatograph, and four to double
Twisted wire passes through twisted-pair feeder drum 1 and wire-crossing wheel 3 and enters aluminium strip to shield the multiple twin wire casing 44 of shaping mould 4 so that white in finished product cable
Orange-orange line to green-green line in vain to separating in two cavitys of aluminium strip screen layer I；Meanwhile, aluminium strip passes through aluminium strip disk 2 and mistake
Line wheel 3 enters in aluminium strip groove 43, and because aluminium strip shields the design of the conically shaped of shaping mould 4, its internal diameter is gradually reduced, and aluminium strip will
Along the bending of rustless steel taper cone barrel 41 inwall, shield the exit of shaping mould 4 in aluminium strip, aluminium strip can be coated completely with " 8 " font
On four pairs of twisted-pair feeders, then, then through plug die so that forming the cable core of size accurately data cable, cable core passes through again
Sheathing machine 6 and bosh 7 in one layer of PVC sheath of its Surface coating, that is, complete the data cable of Isolated Shield in band
Production.
Above-described embodiment should not in any way limit the present invention, all is obtained by the way of equivalent or equivalency transform
Technical scheme all fall within protection scope of the present invention.
Claims (8)
1. a kind of band in Isolated Shield data cable it is characterised in that：It by aluminium strip screen layer (I), four twisted-pair feeders to,
PVC sheath (VI), tear rope (VII) and drain wire (VIII) composition；Wherein, described aluminium strip screen layer (I) is in notched
" 8 " font, and the overall structure being longitudinally formed for an aluminium strip, described four twisted-pair feeders to include white indigo plant-blue line to (II),
Bai Cheng-orange line to (III), in vain green-green line to (IV) and in vain palm fibre-brown line to (V)；Described orange in vain-orange line is to (III) and white
Green-green line is respectively placed in (IV) in two cavitys of the aluminium strip screen layer (I) of " 8 " font；Described PVC sheath (VI) cladding
Outside in the aluminium strip screen layer (I) of " 8 " font；Described tear rope (VII) is arranged at the aluminium strip screen layer (I) of " 8 " font
Indentation, there；Described drain wire (VIII) is arranged on the inside lock of aluminium strip screen layer (I) of " 8 " font；Described tear
Rope (VII) is aramid line.
2. according to claim 1 a kind of band in Isolated Shield data cable it is characterised in that：Described drain wire
(VIII) it is bare copper wire.
3. according to claim 1 a kind of band in Isolated Shield data cable it is characterised in that：Described aluminium strip shielding
The width of layer (I) is the 88%～92% of the length sum of PVC sheath (VI) inner diameter and inwall girth.
4. as claimed in claim 1 a kind of band in Isolated Shield data cable production equipment it is characterised in that：It is by double
Twisted wire drum (1), aluminium strip disk (2), wire-crossing wheel (3), aluminium strip shielding shaping mould (4), plug die (5), sheathing machine (6) and cold
But tank (7) is arranged in order composition；Wherein, described aluminium strip shields shaping mould (4), plug die (5), sheathing machine (6)
The axle center of head and bosh (7) is on the same line；Described aluminium strip shielding shaping mould (4) is by rustless steel taper cone barrel (41)
Form with two rustless steel intermediate plates (42)；The path mouth end of described rustless steel taper cone barrel (41) is aluminium strip shielding shaping mould (4)
The port of export；Described rustless steel intermediate plate (42) is placed on the centre of rustless steel taper cone barrel (41)；Described rustless steel intermediate plate
(42) a side is welded on the side inwall of rustless steel taper cone barrel (41), described another side of rustless steel intermediate plate (42) with
The relative opposite side inwall of rustless steel taper cone barrel (41) leaves distance；The end of described rustless steel intermediate plate (42) is located at aluminium strip
The exit of shielding shaping mould (4)；Two described rustless steel intermediate plates (42) are parallel and staggered relatively；Two described rustless steels
Between intermediate plate (42), space forms aluminium strip groove (43)；Space between described rustless steel intermediate plate (42) and rustless steel taper cone barrel (41)
Form multiple twin wire casing (44).
5. according to claim 4 a kind of band in Isolated Shield data cable production equipment it is characterised in that：Described
The weld of the inwall of rustless steel intermediate plate (42) and rustless steel taper cone barrel (41) be provided with aluminium strip curved guide angle (45).
6. according to claim 4 a kind of band in Isolated Shield data cable production equipment it is characterised in that：Described
Rustless steel intermediate plate (42) length be aluminium strip shield shaping mould (4) length 3/5～3/4.
7. in a kind of band according to claim 4,5 or 6 data cable of Isolated Shield production equipment, its feature exists
In：The width of described rustless steel intermediate plate (42) is the 3/4 of the inner diameter of rustless steel taper cone barrel (41).
8. according to claim 4 a kind of band in Isolated Shield data cable production equipment it is characterised in that：Described
The gap width of aluminium strip groove (43) be 1.75～1.85 times of al zone thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410295090.1A CN104021847B (en) | 2014-06-26 | 2014-06-26 | Data cable with internal isolating and shielding and production equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410295090.1A CN104021847B (en) | 2014-06-26 | 2014-06-26 | Data cable with internal isolating and shielding and production equipment thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104021847A CN104021847A (en) | 2014-09-03 |
| CN104021847B true CN104021847B (en) | 2017-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410295090.1A Active CN104021847B (en) | 2014-06-26 | 2014-06-26 | Data cable with internal isolating and shielding and production equipment thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104021847B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1416576A (en) * | 2000-01-19 | 2003-05-07 | 贝尔顿电报电缆公司 | Cable channel filler with imbedded shield and cable contg. same |
| CN101124644A (en) * | 2005-01-28 | 2008-02-13 | 贝尔丹科技有限公司 | Data cable for mechanically dynamic environments |
| CN102436873A (en) * | 2011-12-27 | 2012-05-02 | 江苏亨通线缆科技有限公司 | Shield 8-class digital cable provided with skeleton structure |
| US8426732B1 (en) * | 2009-06-12 | 2013-04-23 | Superior Essex Communications Lp | Communication cable with improved member for positioning signal conductors |
| CN203931543U (en) * | 2014-06-26 | 2014-11-05 | 苏州胜信光电科技有限公司 | Data cable and the production equipment thereof of Isolated Shield in band |
-
2014
- 2014-06-26 CN CN201410295090.1A patent/CN104021847B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1416576A (en) * | 2000-01-19 | 2003-05-07 | 贝尔顿电报电缆公司 | Cable channel filler with imbedded shield and cable contg. same |
| CN101124644A (en) * | 2005-01-28 | 2008-02-13 | 贝尔丹科技有限公司 | Data cable for mechanically dynamic environments |
| US8426732B1 (en) * | 2009-06-12 | 2013-04-23 | Superior Essex Communications Lp | Communication cable with improved member for positioning signal conductors |
| CN102436873A (en) * | 2011-12-27 | 2012-05-02 | 江苏亨通线缆科技有限公司 | Shield 8-class digital cable provided with skeleton structure |
| CN203931543U (en) * | 2014-06-26 | 2014-11-05 | 苏州胜信光电科技有限公司 | Data cable and the production equipment thereof of Isolated Shield in band |
Non-Patent Citations (1)
| Title |
|---|
| 屏蔽型数据电缆的设计及质量控制;杨珺；郑建勇;《现代传输》;20140228(第1期);65-70 * |
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| CN104021847A (en) | 2014-09-03 |
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