CN203300320U - Towline cable for communication - Google Patents
Towline cable for communication Download PDFInfo
- Publication number
- CN203300320U CN203300320U CN2013203368302U CN201320336830U CN203300320U CN 203300320 U CN203300320 U CN 203300320U CN 2013203368302 U CN2013203368302 U CN 2013203368302U CN 201320336830 U CN201320336830 U CN 201320336830U CN 203300320 U CN203300320 U CN 203300320U
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- China
- Prior art keywords
- conductor
- drag chain
- communication
- insulating barrier
- chain cable
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Abstract
The utility model provides a towline cable for communication and belongs to the technical field of signal cables. The towline cable for the communication comprises an outer sheath, a braiding layer, an outer wrapping layer and an inner wrapping layer sequentially arranged from outside to inside, a plurality of signal wires arranged between the inner wrapping layer and the outer wrapping layer, a plurality of first and second power supply control wires arranged in the inner wrapping layer, and filling ropes arranged in the cabling center. The braiding layer is made of tinned copper foil wires, each first power supply control wire comprises first conductors and first insulating layers, each second power supply control wire comprises second conductors and second insulating layers, each signal wire comprises a third conductor, a third insulating layer, an oblique cladding and an inner sheath, and the first insulating layers, the second insulating layers and the inner sheath are all made of fluoroplastics ETFE. The towline cable for the communication is advantaged by small bending radius, convenient wiring in narrow space, great electrical performance, small friction coefficient between signal wires, and long service lifetime.
Description
Technical field
The utility model belongs to the signal cable technical field, is specifically related to a kind of communication drag chain cable, for the signal controlling of mobile Digit Control Machine Tool.
Background technology
The occasion that need to move around at unit; in order to prevent that cable tangles, weares and teares, pulls, hooking and at random; often cable is put into to drag chain; cable is formed to protection; and cable can also be realized moving around with drag chain, thisly can follow flexible private cable that drag chain moves around and is applicable to as Digit Control Machine Tool etc.But common drag chain cable is frequent owing to using, and easily causes wearing and tearing even to rupture, and to production, causes very large loss, and therefore how solving the drag chain cable fastness is that industry has problem to be solved.
Common drag chain cable mainly comprises the gasket for packing that is located at the stranding center, is located at gasket for packing outer some holding wires, polyester twining package tape, braid and oversheath successively in the market, each holding wire by conductor, be located at the outer insulating barrier of conductor, be located at the outer oblique covering of insulating barrier and be located at the outer inner sheath of oblique covering and form, described inner sheath adopts thermoplastic elastomer (TPE) TPEE to make, and described braid adopts tinned copper wire.The problem that said structure exists in actual use is: at first, pliability is poor, and its minimum bending radius is five times of laying up diameter, is unfavorable for the wiring of small space; Secondly, guaranteeing conductor dislocation-free, broken string, profile is without rising under the drum phenomenon, and its drag chain number of times is closely 80,000 times, electric property rate of change≤10%, so useful life is long not enough, electric property is superior not enough; The 3rd, after braid adopts tinned copper wire, in moving process, easily cause the braid fracture, thereby affect the useful life of drag chain cable; The 4th, after the inner sheath of holding wire adopted thermoplastic elastomer (TPE), the coefficient of friction between each holding wire was larger, thereby can affect equally the useful life of drag chain cable.
In view of above-mentioned prior art, be necessary existing communication is improved with the drag chain cable structure, the applicant has done useful exploration for this reason, and technical scheme described below is based under this prerequisite, producing.
Summary of the invention
Task of the present utility model be to provide a kind of bending radius little and be conducive to that small space wiring, electric property are superior, the coefficient of friction between each holding wire is little, the communication drag chain cable of long service life.
task of the present utility model completes like this, a kind of communication drag chain cable, be characterized in: comprise the oversheath that ecto-entad is arranged in order, braid, outer lapping layer, interior lapping layer, be located at a plurality of holding wires between interior lapping layer and outer lapping layer, be located at a plurality of the first power control lines and a plurality of second source control line in interior lapping layer, and the gasket for packing that is located at the stranding center, described braid adopts zinc-plated copper foil wire to make, described the first power control line is by a plurality of the first conductors and be extruded in respectively the first outer insulating barrier of the first conductor and form, described second source control line is by a plurality of the second conductors and be extruded in respectively the second outer insulating barrier of the second conductor and form, described holding wire comprises the 3rd conductor, be extruded in the 3rd outer insulating barrier of the 3rd conductor, be extruded in the outer oblique covering of the 3rd insulating barrier and be extruded in the outer inner sheath of oblique covering, described the first insulating barrier, the second insulating barrier and inner sheath all adopt fluoroplastics ETFE(ethylene-tetrafluoroethylene copolymer) make.
In a specific embodiment of the present utility model, described oversheath adopts Corvic (PVC) to make.
In another specific embodiment of the present utility model, described interior lapping layer, outer lapping layer all adopt the PTFE(polytetrafluoroethylene) film makes.
In another specific embodiment of the present utility model, described the 3rd insulating barrier adopts fluoroplastics FEP(fluorinated ethylene propylene copolymer) make.
In another specific embodiment of the present utility model, described the first conductor is silver-plated stranded copper wire, and described the second conductor is zinc-plated stranded copper wire, and described the 3rd conductor is silver-plated stranded copper wire.
Of the present utility model, also have a specific embodiment, described oblique covering is tinned copper wire.
In of the present utility model and then specific embodiment, described filling rope is terylene rope.
More of the present utility model and in specific embodiment, the area of described the first conductor, the second conductor is 0.14mm
2～0.75mm
2.
In more of the present utility model and then specific embodiment, the area of described the 3rd conductor is 0.05mm
2～0.25mm
2.
The utility model is due to after adopting said structure, and the beneficial effect that has: at first, pliability is good, and its minimum bending radius is four times of laying up diameter, is conducive to connect up in small space; Secondly, at conductor dislocation-free, broken string, profile is without rising under the drum phenomenon, and its drag chain number of times is more than or equal to more than 100,000 times, electric property rate of change≤5%, so longer service life, and electric property is more superior; The 3rd, after braid adopts zinc-plated copper foil wire, in moving process, can prevent the braid fracture, the useful life of improving drag chain cable; The 4th, first, second insulating barrier of the inner sheath of holding wire, first, second power control line all adopts fluoroplastics ETFE(ethylene-tetrafluoroethylene copolymer) make, simultaneously inside and outside lapping layer adopts the PTFE film that is called as non-sticking lining, can reduce the coefficient of friction between each heart yearn, further extend the useful life of drag chain cable.
The accompanying drawing explanation
Fig. 1 is the cross sectional representation of an embodiment of the present utility model.
In figure: 1. oversheath; 2. braid; 3. outer lapping layer; 4. holding wire, 41. inner sheaths, 42. oblique coverings, 43. the 3rd insulating barriers, 44. the 3rd conductors; 5. interior lapping layer; 6. the first power control line, 61. first insulating barriers, 62. first conductors; 7. second source control line, 71. second insulating barriers, 72. second conductors; 8. gasket for packing.
Embodiment
In order to make the public can fully understand technical spirit of the present utility model and beneficial effect; the applicant will describe in detail embodiment of the present utility model below by reference to the accompanying drawings; but the applicant is not the restriction to technical scheme to the description of embodiment, anyly according to the utility model design, changes in the form rather than substance all and should be considered as protection range of the present utility model.
Refer to Fig. 1, a kind of communication drag chain cable of the utility model, comprise that cross section that ecto-entad is arranged in order is circular oversheath 1, braid 2, outer lapping layer 3, interior lapping layer 5, the gasket for packing 8 that is located at a plurality of holding wires 4 in interior lapping layer 5 and outer lapping layer 3, is located at a plurality of the first power control lines 6 in interior lapping layer 5 and a plurality of second source control line 7 and is located at the stranding center.Described oversheath 1 adopts Corvic (PVC) to make, described braid 2 adopts zinc-plated copper foil wire to make, described interior lapping layer 5, outer lapping layer 3 all adopt the PTFE(polytetrafluoroethylene that is called as non-sticking lining) film makes, the preferred terylene rope that adopts of described filling rope 8.The quantity of described the first power control line 6 is unrestricted, two pieces have been illustrated in the present embodiment, each first power control line 6 is by a plurality of the first conductors 62 and be extruded in respectively first conductor 62 the first outer insulating barriers 61 and form, the quantity of described the first conductor 62 is unrestricted equally, two have been illustrated in the present embodiment, preferred silver-plated stranded copper wire, the preferred fluoroplastics ETFE(ethylene-tetrafluoroethylene copolymer that adopts of described the first insulating barrier 61 of adopting of described the first conductor 62) make.The quantity of described second source control line 7 is unrestricted equally, two pieces have been illustrated in the present embodiment, each second source control line 7 is by a plurality of the second conductors 72 and be extruded in respectively the second outer insulating barriers 71 of the second conductor 72 and form, the quantity of described the second conductor 72 is unrestricted equally, two have been illustrated in the present embodiment, preferred zinc-plated stranded copper wire, the preferred fluoroplastics ETFE(ethylene-tetrafluoroethylene copolymer that adopts of described the second insulating barrier 71 of adopting of described the second conductor 72) make.the quantity of described holding wire 4 is unrestricted, 16 pieces have been illustrated in the present embodiment, 16 pieces of holding wires 4 are evenly distributed between interior lapping layer 5 and outer lapping layer 3, each holding wire 4 comprises the 3rd conductor 44, be extruded in the 3rd outer insulating barrier 43 of the 3rd conductor 44, be extruded in the outer oblique covering 42 of the 3rd insulating barrier 43 and be extruded in the outer inner sheath 41 of oblique covering 42, described the 3rd conductor 44 is preferably silver-plated stranded copper wire, the preferred fluoroplastics FEP(fluorinated ethylene propylene copolymer that adopts of described the 3rd insulating barrier 43) make, described oblique covering 42 is preferably tinned copper wire, the preferred fluoroplastics ETFE(ethylene-tetrafluoroethylene copolymer that adopts of described inner sheath 41) make.
The area of the first conductor 62 recited above, the second conductor 72 is 0.14mm
2～0.75mm
2The area of described the 3rd conductor 44 is 0.05mm
2～0.25mm
2.
Adopt the communication of this project organization can, for the signal controlling of mobile Digit Control Machine Tool, have following performance with drag chain cable: 1. the conductor in holding wire adopts silver-plated stranded copper wire, can guarantee effective transmission of its signal of telecommunication; 2. the fluoroplastics of employing superior performance are done the insulating barrier of holding wire and power control line, can guarantee the anti-wear performance that its electric property and drag chain are, increase the service life; 3. adopt the zinc-plated copper foil wire of high strength as braid, make it reach the characteristic that does not break after soft and drag chain; 4. characteristic impedance: 50 ± 3 Ω; Decay :≤0.5dB/1m (64MHz); ≤ 0.7dB/1m (128MHz); 5. bending property: in the situation that bending radius is four times of laying up diameter, continue conductor dislocation-free after 100,000 drag chains, broken string, profile is without playing a drum phenomenon; Electric property rate of change≤5%.
Claims (9)
1.
a kind of communication drag chain cable, it is characterized in that: comprise the oversheath (1) that ecto-entad is arranged in order, braid (2), outer lapping layer (3), interior lapping layer (5), be located at a plurality of holding wires (4) between interior lapping layer (5) and outer lapping layer (3), be located at a plurality of the first power control lines (6) and a plurality of second source control line (7) in interior lapping layer (5), and the gasket for packing (8) that is located at the stranding center, described braid (2) adopts zinc-plated copper foil wire to make, described the first power control line (6) is by a plurality of the first conductors (62) and be extruded in respectively outer the first insulating barrier (61) formation of the first conductor (62), described second source control line (7) is by a plurality of the second conductors (72) and be extruded in respectively outer the second insulating barrier (71) formation of the second conductor (72), described holding wire (4) comprises the 3rd conductor (44), be extruded in the 3rd outer insulating barrier (43) of the 3rd conductor (44), be extruded in the outer oblique covering (42) of the 3rd insulating barrier (43) and be extruded in the outer inner sheath (41) of oblique covering (42), described the first insulating barrier (61), the second insulating barrier (71) and inner sheath (41) all adopt fluoroplastics ETFE to make.
2.
A kind of communication drag chain cable according to claim 1, is characterized in that described oversheath (1) adopts Corvic to make.
3.
A kind of communication drag chain cable according to claim 1, is characterized in that described interior lapping layer (5), outer lapping layer (3) all adopt the PTFE film to make.
4.
A kind of communication drag chain cable according to claim 1, is characterized in that described the 3rd insulating barrier (42) adopts fluoroplastics FEP to make.
5.
A kind of communication drag chain cable according to claim 1, it is characterized in that described the first conductor (62) is silver-plated stranded copper wire, described the second conductor (72) is zinc-plated stranded copper wire, and described the 3rd conductor (44) is silver-plated stranded copper wire.
6.
A kind of communication drag chain cable according to claim 1, is characterized in that described oblique covering (42) is tinned copper wire.
7.
A kind of communication drag chain cable according to claim 1, is characterized in that described filling rope (8) is terylene rope.
8.
A kind of communication drag chain cable according to claim 1, is characterized in that the area of described the first conductor (62), the second conductor (72) is 0.14mm 2 ～0.75mm 2 .
9.
A kind of communication drag chain cable according to claim 1, the area that it is characterized in that described the 3rd conductor (44) is 0.05mm 2 ～0.25mm 2 .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203368302U CN203300320U (en) | 2013-06-13 | 2013-06-13 | Towline cable for communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203368302U CN203300320U (en) | 2013-06-13 | 2013-06-13 | Towline cable for communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203300320U true CN203300320U (en) | 2013-11-20 |
Family
ID=49576315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203368302U Expired - Lifetime CN203300320U (en) | 2013-06-13 | 2013-06-13 | Towline cable for communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203300320U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345975A (en) * | 2013-06-13 | 2013-10-09 | 苏州科宝光电科技有限公司 | Drag chain cable for communication |
| CN108565056A (en) * | 2018-03-21 | 2018-09-21 | 昆山信昌电线电缆有限公司 | A kind of low pressure flexibility drum cable |
-
2013
- 2013-06-13 CN CN2013203368302U patent/CN203300320U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345975A (en) * | 2013-06-13 | 2013-10-09 | 苏州科宝光电科技有限公司 | Drag chain cable for communication |
| CN108565056A (en) * | 2018-03-21 | 2018-09-21 | 昆山信昌电线电缆有限公司 | A kind of low pressure flexibility drum cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131120 |