CN109637726A - A kind of cable of strong antijamming capability - Google Patents
A kind of cable of strong antijamming capability Download PDFInfo
- Publication number
- CN109637726A CN109637726A CN201811520243.2A CN201811520243A CN109637726A CN 109637726 A CN109637726 A CN 109637726A CN 201811520243 A CN201811520243 A CN 201811520243A CN 109637726 A CN109637726 A CN 109637726A
- Authority
- CN
- China
- Prior art keywords
- layer
- support frame
- cable
- antijamming capability
- core wire
- 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.)
- Pending
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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
- H01B11/005—Quad constructions
-
- 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
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
-
- 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
- H01B7/189—Radial force absorbing layers providing a cushioning effect
Abstract
The invention discloses a kind of cables of strong antijamming capability, including the support frame and core wire group in outer jointing jacket and outer jointing jacket, the support frame is the cylindrical body plastic skeleton of injection molding, opened up on the support frame there are four with the symmetrical threading hole in axle center, the core wire group is fixed in threading hole, the outer jointing jacket includes enhancement layer from inside to outside, first screen layer, buffer layer, secondary shielding layer, insulating outer layer and restrictive coating, the enhancement layer is aramid fiber enhancement layer, the first screen layer and secondary shielding layer are foil shielding layer, the buffer layer is epoxy modified silicone resin buffer layer, the restrictive coating is high rigidity low-smoke and halogen-free flame retardant polyolefin jacket layer, the present invention has preferable interference free performance, it ensure that the stability of network transmission signal, meet demand of the user to network transmission.
Description
Technical field
The present invention relates to technical field of data transmission, in particular to a kind of cable of strong antijamming capability.
Background technique
With the progress of science and technology, internet coverage rate is also higher and higher, and therefore, required cable is also just also got over
More, cable is that connection local area network is essential.Common cable mainly has twisted pair, coaxial cable, light in a local network
Three kinds of cable；Twisted pair, by many data lines formed to line, its feature is exactly cheap, so by answering extensively
With, such as our common telephone wires, it be for being connected with RJ45 connector,
But the problem of existing cable generally existing poor anti jamming capability, it is difficult to meet user to network signal the needs of transmitting.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the invention proposes a kind of cable of strong antijamming capability, not only have
There is preferable anti-seismic performance, also have preferable interference free performance, ensure that the stability of transmission signal, meet user to high definition
The demand of digital television signal transmission.
To achieve the goals above, the technical scheme adopted by the invention is that:
A kind of cable of strong antijamming capability, including the support frame and core wire group in outer jointing jacket and outer jointing jacket:
The support frame is the cylindrical body plastic skeleton of injection molding, opens up that there are four symmetrical with axle center on the support frame
Threading hole, the core wire group is fixed in the threading hole, the outer diameter of the inner diameter size of the threading hole and the core wire group
It is in the same size, the core wire group include external inner insulating layer and the signal wire being fixed on inside the inner insulating layer to and ground
Line, the outer jointing jacket include enhancement layer, first screen layer, buffer layer, secondary shielding layer, insulating outer layer and sheath from inside to outside
Layer, the enhancement layer are aramid fiber enhancement layer, and the first screen layer and secondary shielding layer are foil shielding layer, described slow
Rushing layer is epoxy modified silicone resin buffer layer, and the restrictive coating is high rigidity low-smoke and halogen-free flame retardant polyolefin jacket layer, institute
State between enhancement layer and first screen layer, between the first screen layer and buffer layer, the buffer layer and secondary shielding layer it
Between, be fixedly connected by adhesive layer between the secondary shielding layer and insulating outer layer, between the insulating outer layer and restrictive coating.
Preferably, the support frame is polyetherimide modified plastic supporting skeleton.
Preferably, the inner insulating layer and insulating outer layer are polyvinyl chloride insulation layer.
Preferably, the adhesive layer is polyurethane adhesive layer, epoxy resin gluing layer, polyimides adhesive layer, acrylic
One of adhesive layer or a variety of combinations.
Preferably, the thickness of the enhancement layer, first screen layer, buffer layer, secondary shielding layer, insulating outer layer and restrictive coating
It is 1.0-1.2mm.
Compared with prior art, the beneficial effects of the present invention are:
The cable of a kind of strong antijamming capability provided by the invention, by being arranged support frame inside outer jointing jacket, and by core
Line group is arranged in the threading hole of support frame, and making it just has preferable anti-seismic performance；Meanwhile by being arranged in outer jointing jacket
First screen layer and secondary shielding layer strengthen its jamproof performance；Therefore, the present invention not only has preferable shock resistance
Can, also have preferable interference free performance, to ensure that the stability of network transmission signal, meets user to network transmission
Demand.
Detailed description of the invention
Fig. 1 is the structural schematic diagram in the embodiment of the present invention.
In figure: 1- outer jointing jacket, 2- support frame, 3- core wire group, 101- enhancement layer, 102- first screen layer, 103- are slow
Rush layer, 104- secondary shielding layer, 105- insulating outer layer, 106- restrictive coating, 201- threading hole, 301- inner insulating layer, 302- signal
Line pair, 303- ground wire.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing.It should be noted that for
The explanation of these embodiments is used to help understand the present invention, but and does not constitute a limitation of the invention.In addition, disclosed below
The each embodiment of the present invention involved in technical characteristic can be combined with each other as long as they do not conflict with each other.
As shown in Figure 1, a kind of cable of strong antijamming capability provided in an embodiment of the present invention, including outer jointing jacket 1 and
Support frame 2 and core wire group 3 in outer jointing jacket 1:
The support frame 2 is the cylindrical body plastic skeleton of injection molding, open up on the support frame 2 there are four with axle center pair
The threading hole 201 of title, the core wire group 3 are fixed in the threading hole 201, the inner diameter size of the threading hole 201 with it is described
The outer diameter of core wire group 3 is in the same size, and the core wire group 3 includes external inner insulating layer 301 and is fixed on the inner insulating layer
For signal wire inside 301 to 302 and ground wire 303, the outer jointing jacket 1 includes enhancement layer 101, first screen layer from inside to outside
102, buffer layer 103, secondary shielding layer 104, insulating outer layer 105 and restrictive coating 106, the enhancement layer 101 add for aramid fiber
Strong layer, the first screen layer 102 and secondary shielding layer 104 are foil shielding layer, and the buffer layer 103 has to be epoxy-modified
Machine silicone resin buffer layer, the restrictive coating 106 are high rigidity low-smoke and halogen-free flame retardant polyolefin jacket layer, the enhancement layer 101 with
Between first screen layer 102, between the first screen layer 102 and buffer layer 103, the buffer layer 103 and secondary shielding layer
Lead between 104, between the secondary shielding layer 104 and insulating outer layer 105, between the insulating outer layer 105 and restrictive coating 106
Adhesive layer is crossed to be fixedly connected.
The present invention applies example and is arranged by the way that support frame 2 is arranged inside outer jointing jacket 1, and by core wire group 3 in support frame 2
Threading hole 201 in, making it just has preferable anti-seismic performance；Meanwhile by the way that first screen layer 102 is arranged in outer jointing jacket 1
With secondary shielding layer 104, its jamproof performance is strengthened；Therefore, the present invention not only has a preferable anti-seismic performance, also tool compared with
Good interference free performance meets what user transmitted digital TV in high resolution signal to ensure that the stability of transmission signal
Demand.
Further, to guarantee that support frame 2 has preferable wear-resistant and temperature-change resistance energy, in the embodiment of the present invention
In, the support frame 2 is polyetherimide modified plastic supporting skeleton.
Further, also have while with preferable insulation performance for guarantee inner insulating layer 301 and insulating outer layer 105
There is higher stability, in embodiments of the present invention, the inner insulating layer 301 and insulating outer layer 105 are polyvinyl chloride insulation
Layer.
Further, to ensure that enhancement layer 101, first screen layer 102, buffer layer 103, secondary shielding layer 104, insulation are outer
The fastness connected between layer 105 and restrictive coating 106, the adhesive layer can be selected from polyurethane adhesive layer, epoxy resin gluing
One of layer, polyimides adhesive layer, acrylic adhesive layer or a variety of combinations, in embodiments of the present invention, the bonding
Layer choosing epoxy resin gluing layer.
Further, outer for guarantee enhancement layer 101, first screen layer 102, buffer layer 103, secondary shielding layer 104, insulation
The service performance of layer 105 and restrictive coating 106, the enhancement layer 101, first screen layer 102, buffer layer 103, secondary shielding layer
104, the thickness of insulating outer layer 105 and restrictive coating 106 is 1.0-1.2mm, in embodiments of the present invention, the enhancement layer 101,
First screen layer 102, buffer layer 103, secondary shielding layer 104, insulating outer layer 105 and restrictive coating 106 thickness be 1.1mm.
In conjunction with attached drawing, the embodiments of the present invention are described in detail above, but the present invention is not limited to described implementations
Mode.For a person skilled in the art, in the case where not departing from the principle of the invention and spirit, to these embodiments
A variety of change, modification, replacement and modification are carried out, are still fallen in protection scope of the present invention.
Claims (5)
1. a kind of cable of strong antijamming capability, including in outer jointing jacket (1) and outer jointing jacket (1) support frame (2) and
Core wire group (3), it is characterised in that:
The support frame (2) is the cylindrical body plastic skeleton of injection molding, open up on the support frame (2) there are four and axis
The symmetrical threading hole of the heart (201), the core wire group (3) are fixed in the threading hole (201), the threading hole (201) it is interior
Diameter size and the outer diameter of the core wire group (3) are in the same size, the core wire group (3) include external inner insulating layer (301) and
The internal signal wire of the inner insulating layer (301) is fixed on to (302) and ground wire (303), the outer jointing jacket (1) is from inside to outside
Including enhancement layer (101), first screen layer (102), buffer layer (103), secondary shielding layer (104), insulating outer layer (105) and shield
Jacket layer (106), the enhancement layer (101) are aramid fiber enhancement layer, the first screen layer (102) and secondary shielding layer
It (104) is foil shielding layer, the buffer layer (103) is epoxy modified silicone resin buffer layer, the restrictive coating (106)
For high rigidity low-smoke and halogen-free flame retardant polyolefin jacket layer, between the enhancement layer (101) and first screen layer (102), described
Between one shielded layer (102) and buffer layer (103), between the buffer layer (103) and secondary shielding layer (104), described second
Pass through adhesive layer between shielded layer (104) and insulating outer layer (105), between the insulating outer layer (105) and restrictive coating (106)
It is fixedly connected.
2. a kind of cable of strong antijamming capability as described in claim 1, it is characterised in that: the support frame (2) is poly-
Etherimide modified plastics support frame.
3. a kind of cable of strong antijamming capability as described in claim 1, it is characterised in that: the inner insulating layer (301) and
Insulating outer layer (105) is polyvinyl chloride insulation layer.
4. a kind of cable of strong antijamming capability as described in claim 1, it is characterised in that: the adhesive layer is polyurethane adhesive
One of glutinous layer, epoxy resin gluing layer, polyimides adhesive layer, acrylic adhesive layer or a variety of combinations.
5. a kind of cable of strong antijamming capability as described in claim 1, it is characterised in that: the enhancement layer (101), first
Shielded layer (102), buffer layer (103), secondary shielding layer (104), insulating outer layer (105) and restrictive coating (106) thickness be
1.0-1.2mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811520243.2A CN109637726A (en) | 2018-12-12 | 2018-12-12 | A kind of cable of strong antijamming capability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811520243.2A CN109637726A (en) | 2018-12-12 | 2018-12-12 | A kind of cable of strong antijamming capability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109637726A true CN109637726A (en) | 2019-04-16 |
Family
ID=66073252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811520243.2A Pending CN109637726A (en) | 2018-12-12 | 2018-12-12 | A kind of cable of strong antijamming capability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109637726A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112037973A (en) * | 2020-09-01 | 2020-12-04 | 江苏天源电缆有限公司 | Environment-friendly insulated cable preparation method and cable thereof |
| CN113314274A (en) * | 2021-04-20 | 2021-08-27 | 临沂启阳电缆有限公司 | Method for manufacturing polyvinyl chloride insulated non-sheath cable |
-
2018
- 2018-12-12 CN CN201811520243.2A patent/CN109637726A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112037973A (en) * | 2020-09-01 | 2020-12-04 | 江苏天源电缆有限公司 | Environment-friendly insulated cable preparation method and cable thereof |
| CN113314274A (en) * | 2021-04-20 | 2021-08-27 | 临沂启阳电缆有限公司 | Method for manufacturing polyvinyl chloride insulated non-sheath cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190416 |