CN202796119U - Low-frequency comprehensive cable - Google Patents
Low-frequency comprehensive cable Download PDFInfo
- Publication number
- CN202796119U CN202796119U CN 201220416215 CN201220416215U CN202796119U CN 202796119 U CN202796119 U CN 202796119U CN 201220416215 CN201220416215 CN 201220416215 CN 201220416215 U CN201220416215 U CN 201220416215U CN 202796119 U CN202796119 U CN 202796119U
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- China
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- cable
- cable core
- control line
- low frequency
- frequency composite
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Abstract
The utility model relates to a low-frequency comprehensive cable. The cable, from inside to outside, is successively provided with an inner layer cable core, a polyester film, an outer layer cable core, a polyester film, an outer shielding layer and a sheath. The outer layer cable core comprises a power line, a control line and a shielding layer covering the control line. The power line and the control line are distributed at intervals with each other and then are intertwisted with the inner layer cable core. The cable is capable of both transmitting power and transmitting and commanding control signals and video signals. The cable exhibits good electric and mechanical properties, good environment adaptability, good communication quality and high electromagnetic shielding performance, is soft and light in structure, high in integration, high in phase-splitting anti-interference and high in mechanical strength, is wear resistant or the like. Moreover, the cable is suitable for a tactical Internet, and enables power transmission and control signal and video signal commanding to be realized between network management equipment to a display.
Description
Technical field
The utility model belongs to field of cables, and particularly a kind of multi-functional low frequency composite cable is applicable in the Tactical Internet, and Network Management Equipment is to transmitting simultaneously power supply between the display, the private cable of transmission control command signal, transmission video signal.
Background technology
In the prior art, only have single power line transmission power supply, single control line transmission control command signal, single holding wire transmission video signal, function singleness, backward in technique, it is mixed and disorderly to put line.Along with the construction of tactical communication system and perfect, all kinds of field communication equipment require day by day to improve to cable for connecting, because environment for use is harsh, require cable safe and reliable, have good anti-environmental adaptability, a high temperature performance, good soft bending property and anti-wear performance, and require that the construction of cable is light and handy, signal transmission quality good, antijamming capability is strong, not only required simultaneously power delivery, but also required transmission control command signal and vision signal.At present, also without private cable, for satisfying the requirement of field communication equipment in the Tactical Internet, this of design kind of multi-functional low frequency composite cable, this provides sound assurance to the high-quality running of tactics internet system and modernized high-tech informationization.
The utility model content
The purpose of this utility model is the problem that solves prior art, and a kind of low frequency composite cable that can transmit simultaneously power supply, control signal and vision signal is provided.
The purpose of this utility model realizes by following technical proposal: a kind of low frequency composite cable, comprise setting gradually from inside to outside and be internal layer cable core, polyester film, outer cable core, polyester film, outer shielding layer, sheath, described outer cable core comprises power line, control line and covers screen on the control line, described power line and the control line space after stranded with the internal layer cable core.
In technique scheme, be provided with wrapped mylar tape between described internal layer cable core and the outer cable core.
In technique scheme, described internal layer cable core comprises 6 groups of holding wires pair, and described every group of holding wire is to by two groups of holding wire pair twists.
In technique scheme, the conductor conductor of described holding wire, power line and control line adopts the combination stranding mode of multiply tough pitch copper single line bundle strand, fine pith, and conductive surface adopts low density polyethylene (LDPE) to do insulating barrier.
In technique scheme, described screen and outer shielding layer adopt tinned wird to weave.
In technique scheme, described sheath is TPUE.
Can find out that from every technical characterictic of the invention described above its advantage is:
1, this cable integrated level is high, can satisfy simultaneously transmission power supply, control signal and vision signal, and environmental suitability is strong, signal transmission quality good;
2, this cable is lightweight, volume is little, flexibility is good, structure is light and handy;
3, this cable adopts the low-dielectric loss material to reduce the transmission attenuation of cable signal with the symmetrical cable design of communicating by letter, adopt tinned wird to make inside and outside shielding material and combination phase-splitting shield technology, improve cable shielding sexuality, antijamming capability and anti-pull-off force;
4, adopt the thinwalled insulation extruding technology, guarantee that thickness of insulating layer is even, can guarantee cable the stablizing of electrical performance indexes when alternating bending is used, withstand voltage, high temperature resistant.
Description of drawings
The utility model will illustrate by embodiment and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is the utility model structural representation;
Fig. 2 is the sectional structure schematic diagram of Fig. 1;
Reference numeral wherein: the 1st, holding wire 2 is that wrapped mylar tape 3 is power lines
The 4th, control line 5 is that screen 6 is wrapped mylar tapes
The 7th, outer shielding layer 8 is sheaths.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further.
Such as Fig. 1 or shown in Figure 2, a kind of low frequency composite cable, comprise setting gradually from inside to outside and be internal layer cable core, polyester film, outer cable core, polyester film, outer shielding layer, sheath, described outer cable core comprises power line, control line and covers screen on the control line, described power line and the control line space after stranded with the internal layer cable core that is covered with polyester film.
In such scheme, holding wire, power line and control line are combined, the conductor of difference in functionality adopts different nominal crosss, line diameter and core number, and conductor wire core adopts multiply tough pitch copper single line bundle strand, the combination stranding mode of fine pith.Lead and adopt the thinwalled insulation extruding technology that low density polyethylene (LDPE) is evenly distributed in conductive surface to make insulating barrier.Wherein the two pairs of holding wires are adopted the mode of pair twists to become holding wire pair, again with 6 pairs of holding wire strands together, 6 pairs of holding wires adopt the telecommunication cable color separation to indicate.Every control line increases respectively the screen that forms with the tinned wird braiding and makes the cable internal shield, and control line and power line, control line are isolated respectively with holding wire and separated, and does not interfere with each other, and has reduced the impact of control pair holding wire and power line.Adopt the stranded technology of secondary stranding stranded outer core and internal layer cable core, the factors such as uncertainty of having avoided tension force control uneven phenomenon in the stranding process and stranded cable to bring can be guaranteed the stability of cable electrical performance indexes when alternating bending is used.The wrapped polyester belt that arranges between the wrapped polyester belt that arranges between internal layer cable core and the outer cable core and outer shielding layer and outer cable core has guaranteed rounding property and the compactness of the construction of cable.With the cable after the moulding again outsourcing one deck do the total outer shielding layer of cable by the screen that tinned wird braiding forms, extrude at last the sheath that TPUE is made cable.Cable electrical property after the moulding and good mechanical property, environmental suitability is strong, signal transmission quality good, electrical insulation capability is excellent, capability of electromagnetic shielding is strong, antijamming capability is strong, structurally flexible, light and handy, integrated level high, can greatly improve the characteristics such as Tactical Internet Control on Communication supportability.
Disclosed all features in this specification except mutually exclusive feature, all can make up by any way.
Disclosed arbitrary feature in this specification (comprising any accessory claim, summary and accompanying drawing) is unless special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, unless special narration, each feature is an example in a series of equivalences or the similar characteristics.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (6)
1. low frequency composite cable, comprise setting gradually from inside to outside and be internal layer cable core, polyester film (2), outer cable core, polyester film (6), outer shielding layer (7), sheath (8), it is characterized by described outer cable core and comprise power line (3), control line (4) and cover screen (5) on the control line (4), described power line (3) and control line (4) space after stranded with the internal layer cable core.
2. a kind of low frequency composite cable according to claim 1 is provided with wrapped mylar tape (2) between described internal layer cable core and the outer cable core.
3. a kind of low frequency composite cable according to claim 1, described internal layer cable core comprise 6 groups of holding wires pair, and described every group of holding wire is to by two groups of holding wires (1) pair twist.
4. according to claim 1 or a kind of low frequency composite cable claimed in claim 3, the conductor of described holding wire (1), power line (3) and control line (4) adopts the combination stranding mode of multiply tough pitch copper single line bundle strand, fine pith, and conductive surface adopts low density polyethylene (LDPE) to do insulating barrier.
5. a kind of low frequency composite cable according to claim 1, described screen (5) adopts tinned wird to weave with outer shielding layer (7).
6. a kind of low frequency composite cable according to claim 1, described sheath (8) is TPUE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220416215 CN202796119U (en) | 2012-08-22 | 2012-08-22 | Low-frequency comprehensive cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220416215 CN202796119U (en) | 2012-08-22 | 2012-08-22 | Low-frequency comprehensive cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202796119U true CN202796119U (en) | 2013-03-13 |
Family
ID=47823332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220416215 Expired - Fee Related CN202796119U (en) | 2012-08-22 | 2012-08-22 | Low-frequency comprehensive cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202796119U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658051A (en) * | 2017-10-24 | 2018-02-02 | 广东吉青电缆实业有限公司 | A kind of total shielded signal control composite drag chain cable in flexible metal |
| CN109887658A (en) * | 2019-02-22 | 2019-06-14 | 北京时代科技股份有限公司 | Multiple wire system Combination Welding cable |
-
2012
- 2012-08-22 CN CN 201220416215 patent/CN202796119U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658051A (en) * | 2017-10-24 | 2018-02-02 | 广东吉青电缆实业有限公司 | A kind of total shielded signal control composite drag chain cable in flexible metal |
| CN109887658A (en) * | 2019-02-22 | 2019-06-14 | 北京时代科技股份有限公司 | Multiple wire system Combination Welding cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20150822 |
|
| EXPY | Termination of patent right or utility model |