CN206057653U - Multicore tight tube fiber type inside cable - Google Patents
Multicore tight tube fiber type inside cable Download PDFInfo
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- CN206057653U CN206057653U CN201620883406.3U CN201620883406U CN206057653U CN 206057653 U CN206057653 U CN 206057653U CN 201620883406 U CN201620883406 U CN 201620883406U CN 206057653 U CN206057653 U CN 206057653U
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Abstract
This utility model discloses a kind of multicore tight tube fiber type inside cable, including the first center reinforcemen, multiple fiber units, peripheral reinforced pipe, the first protection pipe and flame-retardant layer；Some first locating slots are disposed with the outside of first center reinforcemen, and fiber unit is embedded in the first locating slot respectively, spacing is kept between adjacent fiber unit；Fiber unit includes the second center reinforcemen, some optical fiber for being arranged in the second center reinforcemen periphery and is coated on the second protection pipe of some optical fiber periphery; the outer surface of the second protection pipe is formed with water blocking layer, and every optical fiber is individually coated in respective 3rd protection pipe one by one；The internal face of peripheral reinforced pipe is convexly equipped with some reinforcement fins, and the spacing strengthened between fin correspondence adjacent fiber unit is arranged.Thereby, improve the structural strength of optical cable, optical cable be less prone to lost, flattened etc. it is bad, meanwhile, the design of multicore tight tube fiber formula is more suitable for intensive compact cable management, save space.
Description
Technical field
This utility model is related to optical cable art, refers in particular to a kind of multicore tight tube fiber type inside cable.
Background technology
Inside cable generally refers to the optical cable being applied in building, and which is mainly used in the communication equipment in building, meter
Equipment of calculation machine, switch and terminal use etc., so as to transmission information.Current inside cable has light, economic dispatch advantage,
But its intensity is weaker, protective layer is poor, and, cable runs are carried out in the interior of the complex multi-user of installation environment
When, generally require to carry out concentrated type wiring, the needs of multi-user could be met.
In present patent application, a kind of new inside cable is have studied, which efficiently solves foregoing problems.
Utility model content
In view of this, disappearance of this utility model for prior art presence, it is tight that its main purpose is to provide a kind of multicore
Unjacketed optical fiber type inside cable, which raises the structural strength of optical cable, optical cable be less prone to lost, flattened etc. it is bad, meanwhile, it is many
Core tight tube fiber formula is designed, and is more suitable for intensive compact cable management, save space.
For achieving the above object, this utility model is using such as purgation technical scheme：
A kind of multicore tight tube fiber type inside cable, includes the first center reinforcemen, is arranged in the first center reinforcemen
Multiple fiber units of periphery, the peripheral reinforced pipe for being coated on all fiber units periphery, it is coated on periphery reinforcement tube outer surface
The first protection pipe and cover in the flame-retardant layer of the first protection pipe outside wall surface；The lateral surface of first center reinforcemen circumferentially between
Away from some first locating slots are disposed with, aforementioned fiber unit is embedded in corresponding first locating slot respectively, adjacent fiber unit
Between keep spacing；The fiber unit includes the second center reinforcemen, is arranged in some of the second center reinforcemen periphery
Optical fiber and the second protection pipe of some optical fiber periphery is coated on, the outer surface of the second protection pipe is formed with water blocking layer, often
Root optical fiber is individually coated in respective 3rd protection pipe one by one；The internal face of aforementioned peripheral reinforced pipe is convexly equipped with some adding
Strong fin, the spacing strengthened between fin correspondence adjacent fiber unit are arranged.
A kind of spacing difference as preferred version, between the internal face correspondence adjacent fiber unit of the peripheral reinforced pipe
Two reinforcement fins are provided with, between described two reinforcement fins, slot to make way is formed；It is equal at spacing between adjacent fiber unit
Assistant reinforcement bar is provided with, the assistant reinforcement bar is located in corresponding slot to make way.
As a kind of preferred version, between the peripheral reinforced pipe and fiber unit, the peripheral reinforced pipe with auxiliary plus
Elastic buffer zone is provided between strong bar.
As a kind of preferred version, the section semicircular in shape structure of the reinforcement fin.
Used as a kind of preferred version, circumferentially spacing is disposed with some second calmly to the lateral surface of second center reinforcemen
Position groove, is embedded in corresponding second locating slot by the optical fiber after the 3rd protection pipe cladding respectively per root.
Used as a kind of preferred version, first protection pipe is transparent tube, described to cover in the first protection pipe outside wall surface
Flame-retardant layer is transparent flame-retarding layer；The outer surface of peripheral reinforced pipe is provided with label layer or patterned layer, the label layer or patterned layer
Manifest through the first protection pipe, flame-retardant layer.
This utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme understands, which mainly improves the structural strength of optical cable, optical cable be less prone to lost, flattened etc. it is bad, meanwhile, multicore
Tight tube fiber formula is designed, and is more suitable for intensive compact cable management, save space.
More clearly to illustrate architectural feature of the present utility model and effect, come right with specific embodiment below in conjunction with the accompanying drawings
This utility model is described in detail.
Description of the drawings
Fig. 1 is the substantially cross section structure diagram of the embodiment of this utility model.
Accompanying drawing identifier declaration：
10th, the first center reinforcemen 20, fiber unit
21st, the second center reinforcemen 22, optical fiber
221st, the 3rd protection pipe 23, the second protection pipe
24th, water blocking layer 30, peripheral reinforced pipe
31st, fin 40, the first protection pipe are strengthened
50th, flame-retardant layer 60, assistant reinforcement bar
70th, elastic buffer zone.
Specific embodiment
Refer to shown in Fig. 1, that show the concrete structure of the embodiment of this utility model, which includes the first center
Reinforcement 10, the multiple fiber units 20 for being arranged in 10 periphery of the first center reinforcemen, to be coated on all fiber units 20 peripheral
Peripheral reinforced pipe 30, be coated on the first protection pipe 40 of 30 outer surface of peripheral reinforced pipe and cover in 40 outer wall of the first protection pipe
The flame-retardant layer 50 in face.
Wherein, circumferentially spacing is disposed with some first locating slots, aforementioned light to the lateral surface of first center reinforcemen 10
Fine unit 20 is embedded in corresponding first locating slot respectively, keeps spacing between adjacent fiber unit 20；The fiber unit 20
If including the second center reinforcemen 21, being arranged in some optical fiber 22 of 21 periphery of the second center reinforcemen and be coated on described
Second protection pipe 23 of dry 22 periphery of root optical fiber, the outer surface of the second protection pipe 23 are formed with water blocking layer 24, and every optical fiber 22 is equal
Individually it is coated in respective 3rd protection pipe 221 one by one.
The internal face of aforementioned peripheral reinforced pipe 30 is convexly equipped with some reinforcement fins 31, strengthens 31 corresponding adjacent fiber list of fin
Spacing between unit 20 is arranged, and the spacing between the internal face correspondence adjacent fiber unit 20 of the peripheral reinforced pipe 30 is set respectively
It is equipped with two reinforcement fins 31, the section semicircular in shape structure for strengthening fin 31, shape between described two reinforcement fins 31
Into slot to make way；Assistant reinforcement bar 60 is provided with spacing between adjacent fiber unit 20, the assistant reinforcement bar 60 is located at
In corresponding slot to make way.Between peripheral reinforced pipe 30 and fiber unit 20, the peripheral reinforced pipe 30 and assistant reinforcement bar 60 it
Between be provided with elastic buffer zone 70, strengthen the design of fin 31 and elastic buffer zone 70 so that whole optical cable is difficult to be crushed,
Being just that local compression is excessive there is a little deformation, can also reset after a time.
Optical fiber 22 in each fiber unit 20 be along the second center reinforcemen 21 lateral surface circumferentially, herein,
Circumferentially spacing is disposed with some second locating slots to the lateral surface of second center reinforcemen 21, per root by the 3rd protection pipe
Optical fiber 22 after 221 claddings is embedded in corresponding second locating slot respectively；So so that some in each fiber unit 20
Preferably positioning arrangement can be obtained between root optical fiber 22.
Used as decision design, first protection pipe 40 is designed as transparent tube, described to cover in 40 outer wall of the first protection pipe
The flame-retardant layer 50 in face is transparent flame-retarding layer；The outer surface of peripheral reinforced pipe 30 is provided with label layer or patterned layer, the label layer
Or patterned layer manifests through the first protection pipe 40, flame-retardant layer 50；Certainly, also can be on demand in the outer surface of aforementioned peripheral reinforced pipe 30
Anticreep fin is convexly equipped with, thus, combining more firm between the first protection pipe 40 of periphery and peripheral reinforced pipe 30, is difficult out
The phenomenon that existing first protection pipe is released, improves the product quality of optical cable, and which has stronger practicality.
Design focal point of the present utility model is, which mainly improves the structural strength of optical cable, optical cable be less prone to by
Lose, flatten etc. it is bad, meanwhile, the design of multicore tight tube fiber formula is more suitable for intensive compact cable management, save space.
The above, is only preferred embodiment of the present utility model, and not technical scope of the present utility model is made
Any restriction, therefore every any trickle amendment made to above example according to technical spirit of the present utility model, equivalent become
Change and modification, still fall within the range of technical solutions of the utility model.
Claims (6)
1. a kind of multicore tight tube fiber type inside cable, it is characterised in that：Include the first center reinforcemen, be arranged in first
Multiple fiber units of heart reinforcement periphery, it is coated on the peripheral reinforced pipe of all fiber units periphery, is coated on peripheral reinforcement
First protection pipe of tube outer surface and cover in the flame-retardant layer of the first protection pipe outside wall surface；The lateral surface of first center reinforcemen
Circumferentially spacing is disposed with some first locating slots, and aforementioned fiber unit is embedded in corresponding first locating slot respectively, adjacent
Spacing is kept between fiber unit；The fiber unit includes the second center reinforcemen, is arranged in the second center reinforcemen periphery
Some optical fiber and be coated on the second protection pipe of some optical fiber periphery, the outer surface of the second protection pipe is formed with resistance
Water layer, every optical fiber are individually coated in respective 3rd protection pipe one by one；The internal face projection of aforementioned peripheral reinforced pipe
There are some reinforcement fins, the spacing strengthened between fin correspondence adjacent fiber unit is arranged.
2. multicore tight tube fiber type inside cable according to claim 1, it is characterised in that：The peripheral reinforced pipe it is interior
Spacing between wall correspondence adjacent fiber unit is respectively arranged with two reinforcement fins, is formed between described two reinforcement fins
Slot to make way；Assistant reinforcement bar is provided with spacing between adjacent fiber unit, the assistant reinforcement bar is located at corresponding resigning
In groove.
3. multicore tight tube fiber type inside cable according to claim 2, it is characterised in that：The peripheral reinforced pipe and light
Elastic buffer zone is provided between fine unit, between the peripheral reinforced pipe and assistant reinforcement bar.
4. multicore tight tube fiber type inside cable according to claim 1, it is characterised in that：The section for strengthening fin
Semicircular in shape structure.
5. multicore tight tube fiber type inside cable according to claim 1, it is characterised in that：Second center reinforcemen
Lateral surface circumferentially spacing is disposed with some second locating slots, per root by the 3rd protection pipe cladding after optical fiber be embedded at respectively
In corresponding second locating slot.
6. multicore tight tube fiber type inside cable according to claim 1, it is characterised in that：First protection pipe is
Bright pipe, it is described cover in the first protection pipe outside wall surface flame-retardant layer be transparent flame-retarding layer；The outer surface of peripheral reinforced pipe is provided with
Label layer or patterned layer, the label layer or patterned layer manifest through the first protection pipe, flame-retardant layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620883406.3U CN206057653U (en) | 2016-08-16 | 2016-08-16 | Multicore tight tube fiber type inside cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620883406.3U CN206057653U (en) | 2016-08-16 | 2016-08-16 | Multicore tight tube fiber type inside cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206057653U true CN206057653U (en) | 2017-03-29 |
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ID=58381012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620883406.3U Active CN206057653U (en) | 2016-08-16 | 2016-08-16 | Multicore tight tube fiber type inside cable |
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| Country | Link |
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| CN (1) | CN206057653U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106842460A (en) * | 2017-04-11 | 2017-06-13 | 李晓强 | A kind of central tubular fire-retardant cable |
| CN109407238A (en) * | 2018-10-27 | 2019-03-01 | 屠敏燕 | A kind of substation's optical cable |
-
2016
- 2016-08-16 CN CN201620883406.3U patent/CN206057653U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106842460A (en) * | 2017-04-11 | 2017-06-13 | 李晓强 | A kind of central tubular fire-retardant cable |
| CN109407238A (en) * | 2018-10-27 | 2019-03-01 | 屠敏燕 | A kind of substation's optical cable |
| CN109407238B (en) * | 2018-10-27 | 2020-07-14 | 天津富通鑫茂科技股份有限公司 | Optical cable of transformer substation |
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