CN208672860U - A kind of air-blowing optical fiber micro-cable - Google Patents
A kind of air-blowing optical fiber micro-cable Download PDFInfo
- Publication number
- CN208672860U CN208672860U CN201821204486.0U CN201821204486U CN208672860U CN 208672860 U CN208672860 U CN 208672860U CN 201821204486 U CN201821204486 U CN 201821204486U CN 208672860 U CN208672860 U CN 208672860U
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- optical fiber
- air
- fiber
- blowing
- cable
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Abstract
The utility model discloses a kind of air-blowing optical fiber micro-cables; including sheath, the jacket surface is equipped with spiral lamination, is equipped with water blocking layer inside the sheath; flame retardant coating is equipped with inside the water blocking layer; the set beam tube, the set beam tube inside is equipped with fiber unit, and fiber unit is equipped with multiple groups; the fiber unit includes fiber boot and optical fiber; and optical fiber, at least provided with one, the optical fiber is located inside fiber boot, and air-blowing bar is equipped between the fiber unit.The utility model structure is simple, novel in design, and the pneumatic transmission distance of optical cable is greatly improved, shortens construction period, reduces construction cost.
Description
Technical field
The utility model relates to a kind of fiber plant technical field, in particular to a kind of air-blowing optical fiber micro-cable.
Background technique
With the arrival of information age, as large capacity, the effective means of long distance transmission, optical fiber cable is largely made
With the outer diameter of traditional 12 cores and following optical fiber cable is not less than 6mm, in use, number of users must be predicted, to determine fiber cores
Number, and determine that fiber type is single mode or multimode；And in every floor disagreement, small core number optical cable transition will be used, and carry out
Multiple welding, not only increases Line Attenuation, and barrier point increases, and increased costs, can not also directly meet floor gap networking
Connection；Due to repeatedly digging wall (floor) hole when being laid with simultaneously, construction interference is larger, finishes, can not change once laying, unless
Old cable is removed, new cable is laid.Air-blowing micro-cable technology is state-of-the-art fiber cable laying technology in the world today, can effectively reduce engineering
It invests, make full use of existing pipeline resource, and base has been established in the realization for FTTH (fiber to the home Fibertothehome) from now on
Plinth, with " last one kilometer " of the iterative method and fiber to the home network of fiber to the home and city net extending capacity reformation, air-blowing light
The fine micro- cable technology of beam will have been more and more widely used, and application prospect is very wide.For this purpose, it is proposed that a kind of air-blowing light
Fine micro- cable.
Utility model content
The main purpose of the utility model is to provide a kind of air-blowing optical fiber micro-cables, can effectively solve in background technique
Problem.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of air-blowing optical fiber micro-cable, including sheath, the jacket surface are equipped with spiral lamination, are equipped with and block water inside the sheath
Layer, the water blocking layer inside are equipped with flame retardant coating, and set beam tube is equipped with inside the flame retardant coating, and the set beam tube inside is equipped with optical fiber list
Member, and fiber unit is equipped with multiple groups, the fiber unit includes fiber boot and optical fiber, and optical fiber is at least provided with one, institute
It states optical fiber to be located inside fiber boot, air-blowing bar is equipped between the fiber unit.
Further, the fiber unit is wrapped in air-blowing bar by twisted.
Further, the thixotroping shape ointment of phase mutual friction between preventing optical fiber is filled in the set beam tube inside.
Further, the water blocking layer is made of waterstop or water blocking yarn, and the flame retardant coating is made of ceramic silicon rubber.
Further, longitudinal spiral is arranged in jacket surface to the spiral lamination at an angle.
Compared with prior art, the utility model has the following beneficial effects:
1. the utility model enables by being provided with spiral lamination in jacket surface and generates friction with groove in laying
Power prevents from shifting when air-blowing, by the water blocking layer being equipped with, can reach the block-water effect of full end face, guarantee line
The drying of core meets flame-retardancy requirements of the optical cable in outdoor application, by passing through fiber unit by the flame retardant coating being equipped with
It is twisted to be wrapped in air-blowing bar, so that it is more convenient in pneumatic transmission, and structure is more stable, and intensity is higher；
2. the utility model structure is simple, novel in design, the pneumatic transmission distance of optical cable is greatly improved, shortens construction
Period reduces construction cost.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model air-blowing optical fiber micro-cable.
Fig. 2 is the surface texture schematic diagram of the utility model air-blowing optical fiber micro-cable.
Fig. 3 is the fiber unit structural schematic diagram of the utility model air-blowing optical fiber micro-cable.
In figure: 1, sheath；2, spiral lamination；3, water blocking layer；4, flame retardant coating；5, beam tube is covered；6, fiber unit；7, fiber optic protection
Set；8, optical fiber；9, air-blowing bar.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figure 1-3, a kind of air-blowing optical fiber micro-cable, including sheath 1,1 surface of sheath is equipped with spiral lamination 2, described
It is equipped with water blocking layer 3 inside sheath 1, flame retardant coating 4 is equipped with inside the water blocking layer 3, set beam tube 5 is equipped with inside the flame retardant coating 4,
Fiber unit 6 is equipped with inside the set beam tube 5, and fiber unit 6 is equipped with multiple groups, the fiber unit 6 includes fiber optic protection
Set 7 and optical fiber 8, and optical fiber 8, at least provided with one, the optical fiber 8 is located inside fiber boot 7, the fiber unit 6 it
Between be equipped with air-blowing bar 9.
Wherein, the fiber unit 6 is wrapped in air-blowing bar 9 by twisted.
As shown, making more convenient in pneumatic transmission, and structure is more stable, and intensity is higher.
Wherein, the thixotroping shape ointment of phase mutual friction between preventing optical fiber is filled in 5 inside of set beam tube.
As shown, preventing optical fiber rubs mutually from damaging.
Wherein, the water blocking layer 3 is made of waterstop or water blocking yarn, and the flame retardant coating 4 is made of ceramic silicon rubber.
As shown, the block-water effect of full end face can be reached, guarantee the drying of core, meets optical cable in outdoor application
When flame-retardancy requirements.
Wherein, longitudinal spiral is arranged in 1 surface of sheath to the spiral lamination 2 at an angle.
Frictional force is generated with groove in laying as shown, enabling, prevents from shifting when air-blowing.
It should be noted that the utility model is a kind of air-blowing optical fiber micro-cable, when work, by being arranged on 1 surface of sheath
There is spiral lamination 2, enables and generate frictional force with groove in laying, prevent from shifting when air-blowing, pass through what is be equipped with
Water blocking layer 3 can reach the block-water effect of full end face, guarantee the drying of core, by the flame retardant coating 4 being equipped with, meet optical cable
Flame-retardancy requirements in outdoor application, by the way that fiber unit 6 is wrapped in air-blowing bar 9 by twisted, so that more in pneumatic transmission
Convenient, and structure is more stable, intensity is higher, and structure is simple, novel in design, be greatly improved the pneumatic transmission of optical cable away from
From shortening construction period, reduce construction cost.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of air-blowing optical fiber micro-cable, including sheath (1), it is characterised in that: sheath (1) surface is equipped with spiral lamination (2), institute
It states and is equipped with water blocking layer (3) inside sheath (1), be equipped with flame retardant coating (4) inside the water blocking layer (3), set inside the flame retardant coating (4)
Have set beam tube (5), be equipped with fiber unit (6) inside the set beam tube (5), and fiber unit (6) is equipped with multiple groups, the optical fiber list
First (6) include fiber boot (7) and optical fiber (8), and optical fiber (8), at least provided with one, the optical fiber (8) is located at fiber optic protection
(7) inside is covered, is equipped with air-blowing bar (9) between the fiber unit (6).
2. a kind of air-blowing optical fiber micro-cable according to claim 1, it is characterised in that: the fiber unit (6) passes through twisted
It is wrapped in air-blowing bar (9).
3. a kind of air-blowing optical fiber micro-cable according to claim 1, it is characterised in that: filling in the set beam tube (5) is internal
There is the thixotroping shape ointment of phase mutual friction between preventing optical fiber.
4. a kind of air-blowing optical fiber micro-cable according to claim 1, it is characterised in that: the water blocking layer (3) by waterstop or
Water blocking yarn is constituted, and the flame retardant coating (4) is made of ceramic silicon rubber.
5. a kind of air-blowing optical fiber micro-cable according to claim 1, it is characterised in that: the spiral lamination (2) is at an angle
Longitudinal spiral is arranged in sheath (1) surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821204486.0U CN208672860U (en) | 2018-07-27 | 2018-07-27 | A kind of air-blowing optical fiber micro-cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821204486.0U CN208672860U (en) | 2018-07-27 | 2018-07-27 | A kind of air-blowing optical fiber micro-cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208672860U true CN208672860U (en) | 2019-03-29 |
Family
ID=65832733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821204486.0U Expired - Fee Related CN208672860U (en) | 2018-07-27 | 2018-07-27 | A kind of air-blowing optical fiber micro-cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208672860U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110361820A (en) * | 2019-08-06 | 2019-10-22 | 江苏中天科技股份有限公司 | Air-blowing micro-cable |
| CN113900205A (en) * | 2021-10-26 | 2022-01-07 | 长飞光纤光缆股份有限公司 | Water laying optical cable with spiral grooves in surface |
-
2018
- 2018-07-27 CN CN201821204486.0U patent/CN208672860U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110361820A (en) * | 2019-08-06 | 2019-10-22 | 江苏中天科技股份有限公司 | Air-blowing micro-cable |
| CN113900205A (en) * | 2021-10-26 | 2022-01-07 | 长飞光纤光缆股份有限公司 | Water laying optical cable with spiral grooves in surface |
| CN113900205B (en) * | 2021-10-26 | 2022-11-18 | 长飞光纤光缆股份有限公司 | Water laying optical cable with spiral grooves in surface |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20210727 |