CN209374078U - A kind of optical fiber composite data cable - Google Patents
A kind of optical fiber composite data cable Download PDFInfo
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- CN209374078U CN209374078U CN201822092239.2U CN201822092239U CN209374078U CN 209374078 U CN209374078 U CN 209374078U CN 201822092239 U CN201822092239 U CN 201822092239U CN 209374078 U CN209374078 U CN 209374078U
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- optical fiber
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Abstract
The utility model discloses a kind of optical fiber composite data cables, including cable core, the shielded layer and outer jacket being successively coated on the outside of cable core, it include shielding skeleton in the cable core, cable core is separated into several regions by the shielding skeleton, it is provided with one group of twisted pair wire in each region, the shielding skeletal internal is provided with through-hole, is equipped with light unit in the through-hole.The utility model opens up through-hole in original shielding skeletal internal, by light unit setting in shielding skeletal internal, both the cable diameter size of former data cable will not have been changed, it can play the role of being effectively protected to newly-increased light unit again, light unit and data cable are integrated on single line cable, there is transmission optical signal and transmission telecommunications number simultaneously and transmit the ability of electric energy, it is effectively saved limited pipeline resource, it reduces and is laid with cost and use cost, structure is simple, it is compact, it is light-weight, working service is convenient, satisfactory mechanical property, suitable for pipeline, the indoor laying such as wire casing.
Description
Technical field
The utility model relates to data cable manufacturing fields, and in particular to a kind of optical fiber composite data cable.
Background technique
Under regular situation, data cable and optical cable are all individualisms, not only occupy limited pipeline resource in this way,
And to be laid with respectively, the purchase cost of product is not only increased, but also increase the laying construction cost of transmission cable, on the market
Start optoelectronic composite cable occur, fiber unit and copper conductor unit are combined, electric unit is typically equipment power supply.
The structure of optoelectronic composite cable is generally optical fiber and power supply line or the combination of coaxial and twisted pair in the prior art, typical
Product is that multifiber cable combines different line footpath power supply lines or the combination of coaxial and twisted pair, conventional twisted-pair cable grade are general
To surpass five classes.Optoelectronic composite cable makees transmission line suitable for broadband access network system, is a kind of novel access way, its light harvesting
Fine, transmission of electricity copper wire is in one, the problem of can solve broadband access, equipment electricity consumption, signal transmission.
But optoelectronic composite cable in the prior art, such as application No. is: 201620671869.3 optical electrical hybrid cable and
Application No. is: it is all that fiber unit is added in data cable in 201310180754.5 photoelectric composite data cable, this
There are two point defects for sample setting:
1, increasing fiber unit, the cable diameter of composite rope will become larger, use in the duct since data cable is often laid with,
Cable diameter increase is possible to not to be placed among pipeline.
2, twisted pair wire is synthesized by copper conductor in data cable, and the tensile strength and lateral compressive strength of copper conductor all compare
Greatly, thus under normal circumstances will not in copper conductor outer cladding metal armor layers, but outside skeleton increase fiber unit after, light
The lateral pressure resistant ability of fine unit itself is weaker, is protected if increasing metal armor layers not outside cable core, fiber unit holds very much
Easy damaged, but cable core and quality whole after increasing metal armor layers can greatly increase again.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of optical fiber composite data cables, and light unit is added to
In existing data cable, the cable diameter of available data cable neither will increase, and can play a protective role to light unit.
In order to solve the above-mentioned technical problem, the utility model provides a kind of optical fiber composite data cable, including cable core,
The shielded layer and outer jacket being successively coated on the outside of cable core, include shielding skeleton in the cable core, and the shielding skeleton is by cable core
Several regions are separated into, are provided with one group of twisted pair wire in each region, the shielding skeletal internal is provided with through-hole, described
Light unit is equipped in through-hole.
In one preferred embodiment of the utility model, further comprise the shielding skeleton be " people " font skeleton, it is described
Through-hole is located at the center of " people " font skeleton, and in through-holes, " people " the font skeleton is by cable core for the light unit setting
Three regions are separated into, the twisted pair wire is separately positioned in these three regions.
In one preferred embodiment of the utility model, further comprise the shielding skeleton be " ten " font skeleton, it is described
Through-hole is located at the center of " ten " font skeleton, and in through-holes, " ten " the font skeleton is by cable core for the light unit setting
Four regions are separated into, the twisted pair wire is separately positioned in this four regions.
In one preferred embodiment of the utility model, further comprise the light unit be TPU tightly packaged fiber.
It further comprise the light unit include Loose tube in one preferred embodiment of the utility model, the Loose tube
Several optical fiber are inside provided with, fine ointment is filled in the Loose tube.
It further comprise the twisted pair wire include the two pairs of copper twisted together in one preferred embodiment of the utility model
Conducting wire, the copper conductor include copper core, and the copper core is coated with insulating layer, and the insulating layer successively includes endodermis, foaming
Layer, exodermis.
It further comprise the shielded layer include successively coating from inside to outside in one preferred embodiment of the utility model
Interior foil shielding layer, metal mesh braiding layer, outer foil shielding layer constitute three layers of shielding construction.
In one preferred embodiment of the utility model, further comprise the outer jacket using low smoke and zero halogen sheath or
PVC oversheath.
It further comprise that tearing is provided between the outer jacket and shielded layer in one preferred embodiment of the utility model
Rope.
It further comprise wrapped outside the cable core being provided with polyester band in one preferred embodiment of the utility model.
The utility model has the beneficial effects that
Light unit and data cable are integrated on single line cable by one, while having transmission optical signal and transmission telecommunications
Number and transmission electric energy ability, be effectively saved limited pipeline resource, reduce and be laid with cost and use cost, structure letter
Single, compact, light-weight, working service is convenient, satisfactory mechanical property, is suitable for the indoor layings such as pipeline, wire casing.
Secondly, original shielding skeletal internal open up through-hole, by light unit setting shielding skeletal internal, will not both change original
The cable diameter size of data cable, and can play the role of being effectively protected to newly-increased light unit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment one；
Fig. 2 is the structural schematic diagram of the utility model embodiment two；
Fig. 3 is the structural schematic diagram of the utility model embodiment three；
Fig. 4 is the structural schematic diagram of the utility model embodiment four.
Figure label explanation: 1, optical fiber；2, Loose tube；21, TPU clad；3, " ten " font skeleton；31, " people " font
Skeleton；4, twisted pair wire；41, copper core；42, insulating layer；5, polyester band；6, shielded layer；7, outer jacket；8, tear rope.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model may be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
Embodiment 1
Shown in referring to Fig.1, the optical fiber composite data cable of the present embodiment, including cable core, it is successively coated on the outside of cable core
Shielded layer 6 and outer jacket 7, include shielding skeleton in the cable core, the shielding skeleton is " ten " font skeleton 3, described
" ten " font skeleton 3 is internally provided with through-hole, and the through-hole is located at the center of " ten " font skeleton 3, and the light unit is set
It sets in through-holes, the light unit includes Loose tube 2, and several optical fiber 1 are provided in the Loose tube 2, are filled out in the Loose tube 2
Fine ointment is filled, cable core is separated into four regions by " ten " the font skeleton 3, and the twisted pair wire 4 is separately positioned on this four areas
In domain.
Embodiment 2
Referring to shown in Fig. 2, the optical fiber composite data cable of the present embodiment, including cable core, it is successively coated on the outside of cable core
Shielded layer 6 and outer jacket 7, include shielding skeleton in the cable core, the shielding skeleton is " ten " font skeleton 3, described
" ten " font skeleton 3 is internally provided with through-hole, and the through-hole is located at the center of " ten " font skeleton 3, and the light unit is set
It sets in through-holes, the light unit is TPU tightly packaged fiber, and the TPU hard-pressed bale fibre includes the TPU clad outside optical fiber 1 and optical fiber
21, cable core is separated into four regions by " ten " the font skeleton 3, and the twisted pair wire 4 is separately positioned in this four regions.
Embodiment 3
Referring to shown in Fig. 3, the optical fiber composite data cable of the present embodiment, including cable core, it is successively coated on the outside of cable core
Shielded layer 6 and outer jacket 7, include shielding skeleton in the cable core, the shielding skeleton is " people " font skeleton 31, described
" people " font skeleton 31 is internally provided with through-hole, and the through-hole is located at the center of " people " font skeleton 31, the light unit
In through-holes, the light unit includes Loose tube 2 for setting, is provided with several optical fiber 1 in the Loose tube, in the Loose tube 2
Fine ointment is filled, cable core is separated into three regions by " people " the font skeleton 31, and the twisted pair wire 4 is separately positioned on these three
In region.
Embodiment 4
Referring to shown in Fig. 4, the optical fiber composite data cable of the present embodiment, including cable core, it is successively coated on the outside of cable core
Shielded layer 6 and outer jacket 7, include shielding skeleton in the cable core, the shielding skeleton is " people " font skeleton 31, described
" people " font skeleton 31 is internally provided with through-hole, and the through-hole is located at the center of " people " font skeleton 31, the light unit
In through-holes, the light unit is TPU tightly packaged fiber for setting, and the TPU hard-pressed bale fibre includes the TPU cladding outside optical fiber 1 and optical fiber
Layer 21, cable core is separated into three regions by " people " the font skeleton 31, and the twisted pair wire 4 is separately positioned on these three regions
It is interior.
Specifically, in above-described embodiment 1-4, the twisted pair wire 4 includes the two pairs of copper conductors twisted together, and the copper is led
Line includes copper core 41, and the copper core 41 is coated with insulating layer 42, and the insulating layer 42 successively includes endodermis, foaming layer, outer
Cortex: 1, endodermis: for the solid layer being extruded in copper core 41, make have good adhesion between copper core 41 and foaming layer；2,
Foaming layer: the layer requires high foaming rate (reducing dielectric constant, be conducive to long distance transmission), uses nitrogen as foaming agent, is pressing
Under the action of power by it in constant flow rate injection extruding machine polymer；3, it is certain exodermis: to can guarantee that entire copper core 41 has
Mechanical strength and good surface quality.
Specifically, in above-described embodiment 1-4, the shielded layer 6 include successively coat from inside to outside interior foil shielding layer,
Metal mesh braiding layer, outer foil shielding layer constitute three layers of shielding construction, not only have good Electro Magnetic Compatibility, protect simultaneously
Demonstrate,proving excessive radiated wave produced by the high-frequency current by cable core will not influence adjacent electronics equipment or network system, and cable
Itself there is very strong confidentiality, while three layers of shielding ensure that cable core 1 is not easy to cause artificial dislocation, stretching, damage in construction
Wound etc..
Specifically, in above-described embodiment 1-4, the outer jacket 7 uses low smoke and zero halogen sheath or PVC oversheath, has
Good anti-flammability.
Specifically, in above-described embodiment 1-4, it is provided with tear rope 8 between the outer jacket 7 and shielded layer 6, facilitates worker
Carry out construction usage.
Specifically, wrapped outside the cable core to be provided with polyester band 5 in above-described embodiment 1-4, with polyester band 5 by cable
Core progress is wrapped, makes cable core more rounding, while around-packing technology keeps the structure of cable core more stable.
Embodiment described above is only preferred embodiments for fully illustrating the utility model, the utility model
Protection scope it is without being limited thereto.Those skilled in the art made equivalent substitute or change on the basis of the utility model
It changes, both is within the protection scope of the present invention.The protection scope of the utility model is subject to claims.
Claims (10)
1. a kind of optical fiber composite data cable, including cable core, the shielded layer and outer jacket being successively coated on the outside of cable core are special
Sign is, includes shielding skeleton in the cable core, and cable core is separated into several regions, set in each region by the shielding skeleton
It is equipped with one group of twisted pair wire, the shielding skeletal internal is provided with through-hole, is equipped with light unit in the through-hole.
2. optical fiber composite data cable as described in claim 1, which is characterized in that the shielding skeleton is " people " font bone
Frame, the through-hole are located at the center of " people " font skeleton, and the light unit is arranged in through-holes, " people " the font skeleton
Cable core is separated into three regions, the twisted pair wire is separately positioned in these three regions.
3. optical fiber composite data cable as described in claim 1, which is characterized in that the shielding skeleton is " ten " font bone
Frame, the through-hole are located at the center of " ten " font skeleton, and the light unit is arranged in through-holes, " ten " the font skeleton
Cable core is separated into four regions, the twisted pair wire is separately positioned in this four regions.
4. optical fiber composite data cable as claimed in any one of claims 1-3, which is characterized in that the light unit is
TPU tightly packaged fiber, the TPU hard-pressed bale fibre include the TPU clad outside optical fiber and optical fiber.
5. optical fiber composite data cable as claimed in any one of claims 1-3, which is characterized in that the light unit includes
Loose tube is provided with several optical fiber in the Loose tube, fine ointment is filled in the Loose tube.
6. optical fiber composite data cable as claimed in any one of claims 1-3, which is characterized in that the twisted pair wire includes
The two pairs of copper conductors twisted together, the copper conductor includes copper core, and the copper core is coated with insulating layer, the insulating layer according to
Secondary includes endodermis, foaming layer, exodermis.
7. optical fiber composite data cable as described in claim 1, which is characterized in that the shielded layer include from inside to outside according to
Interior foil shielding layer, metal mesh braiding layer, the outer foil shielding layer of secondary cladding, constitute three layers of shielding construction.
8. optical fiber composite data cable as described in claim 1, which is characterized in that the outer jacket is protected using low smoke and zero halogen
Set or PVC oversheath.
9. optical fiber composite data cable as described in claim 1, which is characterized in that set between the outer jacket and shielded layer
It is equipped with tear rope.
10. optical fiber composite data cable as described in claim 1, which is characterized in that outside the cable core it is wrapped be provided with it is poly-
Ester band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822092239.2U CN209374078U (en) | 2018-12-13 | 2018-12-13 | A kind of optical fiber composite data cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822092239.2U CN209374078U (en) | 2018-12-13 | 2018-12-13 | A kind of optical fiber composite data cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209374078U true CN209374078U (en) | 2019-09-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822092239.2U Active CN209374078U (en) | 2018-12-13 | 2018-12-13 | A kind of optical fiber composite data cable |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021212853A1 (en) * | 2020-04-23 | 2021-10-28 | 常熟市谷雷特机械产品设计有限公司 | Electrical cable or optical-electrical composite cable for electric power system |
| CN114093567A (en) * | 2021-10-29 | 2022-02-25 | 江苏帝诚线缆有限公司 | Shielding control cable for signal transmission |
-
2018
- 2018-12-13 CN CN201822092239.2U patent/CN209374078U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021212853A1 (en) * | 2020-04-23 | 2021-10-28 | 常熟市谷雷特机械产品设计有限公司 | Electrical cable or optical-electrical composite cable for electric power system |
| CN114093567A (en) * | 2021-10-29 | 2022-02-25 | 江苏帝诚线缆有限公司 | Shielding control cable for signal transmission |
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