CN207008138U - A kind of multi-purpose branch optical cable - Google Patents
A kind of multi-purpose branch optical cable Download PDFInfo
- Publication number
- CN207008138U CN207008138U CN201720559276.2U CN201720559276U CN207008138U CN 207008138 U CN207008138 U CN 207008138U CN 201720559276 U CN201720559276 U CN 201720559276U CN 207008138 U CN207008138 U CN 207008138U
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- China
- Prior art keywords
- cable
- oversheath
- optical cable
- single cable
- fiber
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- 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.)
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Abstract
The utility model discloses a kind of multi-purpose branch optical cable, its structure includes single cable, tear rope, oversheath, packed layer, nonmetallic reinforcement key, the equivalent single cable of the internal package two of oversheath, the center of oversheath is provided with nonmetallic reinforcement key, tear rope is each provided at the inside of oversheath with packed layer, single cable is sequentially provided with tight tube fiber, aramid fiber reinforcing element, subunit jacket, the beneficial effects of the utility model from inside to outside：Using single cable as elementary cell, some single cables in optical cable are centered around around nonmetallic reinforcement key, branch can be carried out to optical cable, multiple interrupted incision easily sub-department can go out single cable on branched cable, and the cutover of whole optical cable need not be carried out at the tap of optical cable, reduce fiber cable joint, construction is more convenient, and widely used, due to reducing fiber cable joint quantity, the line fault incidence of optical cable greatly reduces, and improves the reliability of lightguide cable link.
Description
Technical field
The utility model is a kind of multi-purpose branch optical cable, belongs to optical cable field.
Background technology
Optical fiber, abbreviation optical fiber is a kind of up to the total reflection principle biography for causing light in fiber made of glass or plastics
Defeated light conduction instrument.Optical cable is that a number of optical fiber forms the cable heart according to certain way, is surrounded by sheath, some also claddings outside
Outer jacket, to realize a kind of communication line of optical signal transmission.
Prior art discloses Application No.：A kind of 200620140787.2 optical cable, include outer protective sleeve (1), outside
Waterstop (2) is provided with layer sheath, optical fiber loose tube (3), center reinforcemen (4) are provided with waterstop and is filled with the cable cream that blocks water
(5), it is equipped with optical fiber (31) in optical fiber loose tube (3), it is characterised in that be additionally provided with electric heating body in the waterstop (2).This
The cable configuration of utility model is compact, while using double-deck PE sheaths, double armor, and the built-in good heat conduction effect in optical cable
Copper conductor, the sensitivity of optical cable detection is improved, ensuring that optical cable do not disturb by external world and stress, can be used for heating again
Method detects seepage, expands the use range of optical cable, prior art can not be conveniently separated sub-light cable, and need substantial amounts of light
Cable joint, cumbersome inconvenience of constructing, purposes are single.
Utility model content
In view of the deficienciess of the prior art, the utility model purpose is to provide a kind of multi-purpose branch optical cable, to solve
The problem of prior art can not be conveniently separated sub-light cable, and need substantial amounts of fiber cable joint, and construction is cumbersome inconvenient.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of multi-purpose branch
Optical cable, its structure include single cable, tear rope, oversheath, packed layer, nonmetallic reinforcement key, the internal package of the oversheath
Two equivalent single cables, the center of the oversheath are provided with nonmetallic reinforcement key, and the tear rope is each provided at packed layer
The inside of oversheath, the packed layer are provided with two and are evenly distributed on the left and right sides of nonmetallic reinforcement key, the tear rope
The lower end of packed layer is located at, the single cable is sequentially provided with tight tube fiber, aramid fiber reinforcing element, subunit jacket from inside to outside,
The outside of the tight tube fiber is filled with aramid fiber reinforcing element, and subunit jacket is enclosed with the outside of the aramid fiber reinforcing element,
Tight tube fiber is provided between the aramid fiber reinforcing element and single cable, the single cable is using central tubular structure and passes through tight set
Optical fiber is connected with oversheath.
Further, the single cable is centered around the outside of nonmetallic reinforcement key.
Further, the oversheath is cylindrical structural.
Further, the core number of the single cable is less than 24 cores.
Further, the diameter of the tight tube fiber is less than 20mm.
Further, tell that oversheath is made using PVC material, improve the flexibility of optical cable, elongation at break, cold-resistant
Property.
Further, an isolation strip is provided between single cable and tight tube fiber.
The beneficial effects of the utility model：Using single cable as elementary cell, some single cables in optical cable surround
Around nonmetallic reinforcement key, branch can be carried out to optical cable, multiple interrupted incision easily sub-department can go out list on branched cable
Core cable, the cutover of whole optical cable need not be carried out at the tap of optical cable, reduce fiber cable joint, construction is more convenient, and purposes is wide
General, due to reducing fiber cable joint quantity, the line fault incidence of optical cable greatly reduces, and improves the reliable of lightguide cable link
Property.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural representation of multi-purpose branch optical cable of the utility model；
Fig. 2 is a kind of profile of multi-purpose branch optical cable of the utility model.
In figure：Single cable 1, tear rope 2, oversheath 3, packed layer 4, nonmetallic reinforcement key 5, tight tube fiber 101, aramid fiber increase
Strong element 102, subunit jacket 103.
Embodiment
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, below
With reference to embodiment, the utility model is expanded on further.
Fig. 1, Fig. 2 are referred to, the utility model provides a kind of multi-purpose branch optical cable：Its structure includes single cable 1, tear
Rope 2, oversheath 3, packed layer 4, nonmetallic reinforcement key 5, the equivalent single cable 1 of the internal package two of the oversheath 3 are described
The center of oversheath 3 is provided with nonmetallic reinforcement key 5, and the tear rope 2 is each provided at the inside of oversheath 3 with packed layer 4, described
Packed layer 4 is provided with two and is evenly distributed on the left and right sides of nonmetallic reinforcement key 5, and the tear rope 2 is located under packed layer 4
End, the single cable 1 is sequentially provided with tight tube fiber 101, aramid fiber reinforcing element 102, subunit jacket 103 from inside to outside, described
The outside of tight tube fiber 101 is filled with aramid fiber reinforcing element 102, and the outside of the aramid fiber reinforcing element 102 is enclosed with subelement
Sheath 103, is provided with tight tube fiber 101 between the aramid fiber reinforcing element 102 and single cable 1, the single cable 1 uses central tube
Formula structure and it is connected through tight tube fiber 101 with oversheath 3, the single cable 1 is centered around the outside of nonmetallic reinforcement key 5, institute
It is cylindrical structural to state oversheath 3, and the core number of the single cable 1 is less than 24 cores, and the diameter of the tight tube fiber 101 is less than
20mm, tell that oversheath 3 is made using PVC material, improve flexibility, elongation at break, the cold resistance of optical cable, single cable 1 with
An isolation strip is provided between tight tube fiber 101.
With the increase of cloth reticular density in the construction of network, optical cable tapping point is more and more intensive, and short distance multiple-limb must not
It can lack, therefore branched cable is critically important equipment in the construction of these networks, when carrying out the installation of network, the practical root
Single cable 1 is separated according to the tapping point of network, the cutover of whole optical cable need not be carried out for the tap of the practicality, it is possible to reduce be big
The fiber cable joint of amount, so as to greatly reduce the failure that cable connection point is brought, the effective reliability for improving network, the practicality
It is widely used, outdoor optical cable can be applied to cell, can multipurpose use to building, or room light.
Aramid fiber reinforcing element 102 described in the utility model is mostly rubber, and enhancement layer is mostly braided steel wire or surround construction,
Such product has the defects of big component, easy-to-rust, resistance to listless property difference.
Single cable 1 of the present utility model, tear rope 2, oversheath 3, packed layer 4, nonmetallic reinforcement key 5, tight tube fiber
101st, aramid fiber reinforcing element 102, subunit jacket 103, the portion that part is universal standard part or those skilled in the art know
Part, its structure and principle all can be learnt by technical manual or be known by normal experiment method, this reality for this technology personnel
Solve the problems, such as it is that prior art can not be conveniently separated sub-light cable with new, and need substantial amounts of fiber cable joint, construction is numerous
Trivial inconvenience, purposes is single, and the utility model is combined with each other by above-mentioned part, branch can be carried out to optical cable, in branch's light
Multiple interrupted incision easily sub-department can go out single cable on cable, and the cutover of whole optical cable need not be carried out at the tap of optical cable, is subtracted
Fiber cable joint is lacked, construction is more convenient, and widely used, and due to reducing fiber cable joint quantity, the line fault of optical cable occurs
Rate greatly reduces, and improves the reliability of lightguide cable link, described in detail below：
The single cable 1 is sequentially provided with tight tube fiber 101, aramid fiber reinforcing element 102, subunit jacket 103 from inside to outside,
The outside of the tight tube fiber 101 is filled with aramid fiber reinforcing element 102, and the outside of the aramid fiber reinforcing element 102 is enclosed with son
Unit sheath 103, tight tube fiber 101 is provided between the aramid fiber reinforcing element 102 and single cable 1, during the single cable 1 uses
Heart tubular structure and it is connected through tight tube fiber 101 with oversheath 3, the single cable 1 is centered around the outer of nonmetallic reinforcement key 5
Side.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the utility model is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are included in the utility model.Any reference in claim should not be considered as to the involved right of limitation
It is required that.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of multi-purpose branch optical cable, its structure includes single cable（1）, tear rope（2）, oversheath（3）, packed layer（4）, it is non-
Metal strengthens key（5）, the oversheath（3）The equivalent single cable of internal package two（1）, the oversheath（3）Center
The heart is provided with nonmetallic reinforcement key（5）, the tear rope（2）With packed layer（4）It is each provided at oversheath（3）Inside, the filling
Layer（4）Provided with two and it is evenly distributed on nonmetallic reinforcement key（5）The left and right sides, the tear rope（2）It is located at packed layer（4）
Lower end, it is characterised in that：
The single cable（1）Tight tube fiber is sequentially provided with from inside to outside（101）, aramid fiber reinforcing element（102）, subunit jacket
（103）, the tight tube fiber（101）Outside be filled with aramid fiber reinforcing element（102）, the aramid fiber reinforcing element（102）'s
Outside is enclosed with subunit jacket（103）, the aramid fiber reinforcing element（102）With single cable（1）Between be provided with tight tube fiber
（101）, the single cable（1）Using central tubular structure and pass through tight tube fiber（101）With oversheath（3）Connection.
A kind of 2. multi-purpose branch optical cable according to claim 1, it is characterised in that：The single cable（1）It is centered around non-
Metal strengthens key（5）Outside.
A kind of 3. multi-purpose branch optical cable according to claim 1, it is characterised in that：The oversheath（3）For cylinder
Structure.
A kind of 4. multi-purpose branch optical cable according to claim 1, it is characterised in that：The single cable（1）Core number it is small
In 24 cores.
A kind of 5. multi-purpose branch optical cable according to claim 1, it is characterised in that：The tight tube fiber（101）It is straight
Footpath is less than 20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720559276.2U CN207008138U (en) | 2017-05-19 | 2017-05-19 | A kind of multi-purpose branch optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720559276.2U CN207008138U (en) | 2017-05-19 | 2017-05-19 | A kind of multi-purpose branch optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207008138U true CN207008138U (en) | 2018-02-13 |
Family
ID=61444865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720559276.2U Expired - Fee Related CN207008138U (en) | 2017-05-19 | 2017-05-19 | A kind of multi-purpose branch optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207008138U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897111A (en) * | 2018-08-31 | 2018-11-27 | 铜陵市铜都特种线缆有限公司 | A kind of multi-purpose branch optical cable |
-
2017
- 2017-05-19 CN CN201720559276.2U patent/CN207008138U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897111A (en) * | 2018-08-31 | 2018-11-27 | 铜陵市铜都特种线缆有限公司 | A kind of multi-purpose branch optical cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 Termination date: 20200519 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |