CN201226268Y - Self-bearing type coaxial digital network cable - Google Patents
Self-bearing type coaxial digital network cable Download PDFInfo
- Publication number
- CN201226268Y CN201226268Y CNU2008200503335U CN200820050333U CN201226268Y CN 201226268 Y CN201226268 Y CN 201226268Y CN U2008200503335 U CNU2008200503335 U CN U2008200503335U CN 200820050333 U CN200820050333 U CN 200820050333U CN 201226268 Y CN201226268 Y CN 201226268Y
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- cable
- crust
- heart yearn
- self
- digital network
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Abstract
The utility model discloses a self-supporting coaxial digital network cable. The purpose of the utility model is to provide a self-supporting coaxial digital network cable which has the advantages of low production cost and convenient laying and maintenance and does not affect the indoor appearance. The self-supporting coaxial digital network cable comprises a carrying cable part (1), a coaxial cable part (2) and a digital cable part (3), the sheaths (11, 21, 31) of which are integrally extruded, and core wires (32) contained in the digital cable part (3) are symmetrically arranged. The self-supporting coaxial digital network cable is widely applicable to the communication field of digital network cables.
Description
Technical field
The utility model relates to the coaxial digital network cable of a kind of self-bearing type.
Background technology
The progress of science, the development of society, let us can understand quickly and easily variously listen, visual information.Along with the integral body raising of people's living standard, cable digital TV has all been come into thousand families with computer network system and has been become the family.But the development of society, the raising of people's living standard is also stimulating people to the quality of life, indoor aesthetic, also constantly it is being proposed higher requirement.At present, on the existing market, no matter be networking person or at family field, to the laying of the message transmission connecting line of cable digital TV and computer network, all be single independent laying wiring.The mode of wiring all is along the wall wiring or is suspended on the wire of tension in advance.So in the existing technology, the laying of circuit mainly has the following disadvantages:
1, very complicated is compared in wiring, has not only increased the cost of networking department to networking, has also increased the maintenance cost to network.
2, because in reality, to reserve the maintenance of digital network cable and to safeguard length, when in family field, connecting up like this, just caused the uneven of wiring again, influence indoor attractive in appearance.
Therefore, according to the deficiencies in the prior art, we can make corresponding improvement to the design production of digital network cable.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of production cost low, lays easy to maintenancely, does not influence the coaxial digital network cable of indoor self-bearing type attractive in appearance.
The technical scheme that the utility model adopted is: the utility model comprises the carrying cable section, coaxial cable part and digital cable part, the structure of described carrying cable section is made up of crust and cable messenger by radially being provided with from outside to inside, it is by crust that the structure of described coaxial cable part is formed, outer conductor, foaming insulation layer and inner wire are pressed radially setting from outside to inside, described digital cable partly comprises crust and at least one pair of heart yearn, described crust is wrapped in the outer surface of described heart yearn, the structure of described heart yearn is made up of heart yearn crust and cored wire conductor by radially being provided with from outside to inside, the described heart yearn that comprises in the described digital cable part is to adopt the symmetrical structure setting, described crust is an one extrusion molding structure, described outer conductor is to be formed by netted braiding of conducting metal and plastic-aluminum band common combination, the netted braiding of described conducting metal is wrapped in the outer surface of described plastic-aluminum band, and described plastic-aluminum band is to adopt vertical method of wrapping to be wrapped in the outer surface of described foaming insulation layer.
Also be provided with netted woven shield structure between described crust in the described digital cable part and the described heart yearn.
The beneficial effects of the utility model are: because crust is an one extrusion molding structure described in the utility model, reduced the operation of producing like this, reduced production cost, also do not influenced indoor attractive in appearancely, reduced network construction cost and maintaining expense.Because described heart yearn is to adopt the symmetrical structure setting (promptly by two stranded forming of single line, to have a symmetry axis between two single lines.), such structure can play good self-shielding action.Because described outer conductor is to be formed by netted braiding of described conducting metal and described plastic-aluminum band common combination, outer conductor itself has also just played the effect of self-shielding like this, make the electromagnetic wave of outside space can not invade in the cable core of coaxial cable, also make the interior described inner wire information transmitted of cable core can not produce leakage phenomenon, influence the effect of message transmission.Because described digital cable part also is provided with shielding layer structure at the outer surface of described heart yearn, so just makes that the performance structure of product is more perfect, makes product that better competitive strength be arranged on market.Because the setting of the cable section of carrying described in this cable, when cabling, we just only need will degree of rectificating cable highly strain on request after, be fixed on the top and the terminal of cable laying by described cable messenger, so just simplified the process of whole erection.
Description of drawings
Fig. 1 is the utility model assembly structure cutaway view.
Embodiment
As shown in Figure 1, the utility model comprises carrying cable section 1, coaxial cable part 2 and digital cable part 3, the structure of described carrying cable section 1 is made up of crust 11 and cable messenger 12 by radially being provided with from outside to inside, it is by crust 21 that the structure of described coaxial cable part 2 is formed, outer conductor, foaming insulation layer 24 and inner wire 25 are pressed radially setting from outside to inside, described digital cable part 3 comprises crust 31 and at least one pair of heart yearn 32, described crust 31 is wrapped in the outer surface of described heart yearn 32, the structure of described heart yearn 32 is made up of heart yearn crust 33 and cored wire conductor 34 by radially being provided with from outside to inside, the described heart yearn 32 that comprises in the described digital cable part 3 is to adopt the symmetrical structure setting, described crust 11,21,31 is one extrusion molding structure, described outer conductor is to be formed by netted braiding 22 of conducting metal and plastic-aluminum band 23 common combinations, the netted braiding 22 of described conducting metal is wrapped in the outer surface of described plastic-aluminum band 23, and described plastic-aluminum band 23 is to adopt vertical method of wrapping to be wrapped in the outer surface of described foaming insulation layer 24.
Operation principle is: elder generation strains the utility model, is fixed on the wall or directly by described carrying cable section 1 to be strained and fixed in the top and the terminal of cable laying by described cable messenger 12 again.When simulation, numeral in the transmission cable tv network system or the video information image that the two is compatible, described inner wire 25 and described outer conductor constitute the loop of signal of telecommunication transmission.This loop is in transmission course, and by described foaming insulation layer 24 described inner wire 25 being insulated mutually with described outer conductor separates.Under the effect of netted braiding 22 of described conducting metal and described plastic-aluminum band 23, stoped the leakage of electromagnetic wave in inner wire 25 transmission courses.Equally, under the shielding of the screen that the netted braiding 22 of described conducting metal and described plastic-aluminum band 23 formed, make the electromagnetic signal of outside just can not invade in the cable core of coaxial cable, thereby prevented the interference of external electromagnetic signal, guaranteed whole audio-video signals, various information symbol, image, figure are carried out the high-fidelity transmission.
When transmission computerized information symbol, two stranded a pair of described heart yearns that form 32 of single line are formed signal of telecommunication transmission loop.This loop in the high-frequency transmission process, can not disturbed by the electromagnetic signal of outside under good self-shielding action, guarantees the internal transmission of the information symbol of computer at described crust 31.
All described crusts 11 of cable outer surface, described crust 21 and described crust 31 all have effects such as protection against the tide, anti-aging, insulation, anti-slight mechanical damage to cable.
The utility model can be widely used in the communication field of digital network cable.
Claims (2)
1, the coaxial digital network cable of a kind of self-bearing type, comprise carrying cable section (1), coaxial cable part (2) and digital cable part (3), the structure composition of described carrying cable section (1) is pressed radially by crust (11) and cable messenger (12) and is provided with from outside to inside, it is by crust (21) that the structure of described coaxial cable part (2) is formed, outer conductor, foaming insulation layer (24) and inner wire (25) are pressed radially setting from outside to inside, described digital cable part (3) comprises crust (31) and at least one pair of heart yearn (32), described crust (31) is wrapped in the outer surface of described heart yearn (32), the structure composition of described heart yearn (32) is pressed radially by heart yearn crust (33) and cored wire conductor (34) and is provided with from outside to inside, it is characterized in that: the described heart yearn (32) that comprises in the described digital cable part (3) is to adopt the symmetrical structure setting, described crust (11), (21), (31) be one extrusion molding structure, described outer conductor is to be formed by netted braiding of conducting metal (22) and plastic-aluminum band (23) common combination, the netted braiding of described conducting metal (22) is wrapped in the outer surface of described plastic-aluminum band (23), and described plastic-aluminum band (23) is to adopt vertical method of wrapping to be wrapped in the outer surface of described foaming insulation layer (24).
2, the coaxial digital network cable of a kind of self-bearing type according to claim 1 is characterized in that: also be provided with netted woven shield structure between described crust (31) in the described digital cable part (3) and the described heart yearn (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200503335U CN201226268Y (en) | 2008-07-08 | 2008-07-08 | Self-bearing type coaxial digital network cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200503335U CN201226268Y (en) | 2008-07-08 | 2008-07-08 | Self-bearing type coaxial digital network cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201226268Y true CN201226268Y (en) | 2009-04-22 |
Family
ID=40599165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200503335U Expired - Lifetime CN201226268Y (en) | 2008-07-08 | 2008-07-08 | Self-bearing type coaxial digital network cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201226268Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013284A (en) * | 2010-10-13 | 2011-04-13 | 珠海宇讯同轴电缆有限公司 | Damp-proof type coaxial cable and processing technique thereof |
| CN103165244A (en) * | 2013-03-19 | 2013-06-19 | 江苏亨通线缆科技有限公司 | Communication cable with waterproof and anti-interference functions |
| CN105405514A (en) * | 2013-04-03 | 2016-03-16 | 江苏亨通线缆科技有限公司 | Low-loss composite data cable with high shielding performance |
| CN106169325A (en) * | 2013-04-03 | 2016-11-30 | 江苏亨通线缆科技有限公司 | Multicore pair twist data transmission cable |
-
2008
- 2008-07-08 CN CNU2008200503335U patent/CN201226268Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013284A (en) * | 2010-10-13 | 2011-04-13 | 珠海宇讯同轴电缆有限公司 | Damp-proof type coaxial cable and processing technique thereof |
| CN102013284B (en) * | 2010-10-13 | 2012-12-12 | 珠海宇讯同轴电缆有限公司 | Damp-proof type coaxial cable and processing technique thereof |
| CN103165244A (en) * | 2013-03-19 | 2013-06-19 | 江苏亨通线缆科技有限公司 | Communication cable with waterproof and anti-interference functions |
| CN103165244B (en) * | 2013-03-19 | 2016-01-13 | 江苏亨通线缆科技有限公司 | There is the telecommunication cable of waterproof, anti-interference function |
| CN105405514A (en) * | 2013-04-03 | 2016-03-16 | 江苏亨通线缆科技有限公司 | Low-loss composite data cable with high shielding performance |
| CN105405530A (en) * | 2013-04-03 | 2016-03-16 | 江苏亨通线缆科技有限公司 | Coaxial data compound cable |
| CN105427954A (en) * | 2013-04-03 | 2016-03-23 | 江苏亨通线缆科技有限公司 | Tensile data cable for audio and video transmission |
| CN106169325A (en) * | 2013-04-03 | 2016-11-30 | 江苏亨通线缆科技有限公司 | Multicore pair twist data transmission cable |
| CN105405514B (en) * | 2013-04-03 | 2017-12-01 | 江苏亨通线缆科技有限公司 | The low-loss composite data cable of high shielding properties |
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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: 20090422 |