CN207586487U - Strengthen miniature air-blowing fiber unit - Google Patents
Strengthen miniature air-blowing fiber unit Download PDFInfo
- Publication number
- CN207586487U CN207586487U CN201721398973.0U CN201721398973U CN207586487U CN 207586487 U CN207586487 U CN 207586487U CN 201721398973 U CN201721398973 U CN 201721398973U CN 207586487 U CN207586487 U CN 207586487U
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- China
- Prior art keywords
- blowing
- miniature air
- fiber unit
- center reinforcemen
- reinforcement
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Abstract
The utility model is related to a kind of reinforcement miniature air-blowing fiber units, it includes center reinforcemen（2）, the center reinforcemen（2）Periphery is provided with an at least optical fiber（1）, optical fiber（1）Around center reinforcemen（2）It is uniformly distributed, the optical fiber（1）And center reinforcemen（2）It is coated with solidified resin（4）, the solidified resin（4）It is coated with one layer of jacket layer（6）.The beneficial effects of the utility model are：It is simple in structure, cable outer diameter is small, light-weight, and with excellent tensile strength and has certain rigidity, the air-blowing performance of optical cable greatly improved.
Description
Technical field
Strengthen miniature air-blowing fiber unit the utility model is related to a kind of, including used mould during production and band
Tool.
Background technology
As requirement of the global traffic to network bandwidth is higher and higher, fiber optic communication is as fastest, transmission matter
It measures best communication mode and is widely used.In network construction, with the anxiety of conduit resource, user is to the space of pipeline
Utilization rate, construction efficiency and convenience of maintenance etc. propose higher requirement, and air-blowing Microtubule micro cable technology is as a kind of maturation
Fiber cable network laying technology, provide a kind of excellent solution party to solve the conduit resource bottleneck problem that faces of operator
Case.Air-blowing optical cable has that size is small, light-weight, frictional force is small, flexibility is good, optical fiber dense degree is big and air-blowing distance etc. is excellent
Point；It can quickly air-blowing construct, the construction for carrying optical cable lays efficiency；Convenient for dilatation, reduce trench work amount, save construction cost
With.With the high speed development of optical communications industry, it is more to make every effort to the installation fiber number in smaller pipeline for competition
Optical cable, it is therefore desirable to while air-blowing optical cable outer diameter is as small as possible, the enough length of the air-blowing length of optical cable, existing miniature gas
Blow optical cable and often there is the problem of rigidity is insufficient, and tensile strength is inadequate, miniature air-blowing optical cable cannot accomplish small outer diameter with it is excellent
Air-blowing performance gets both.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of simple in structure, air-blowing for the above-mentioned prior art
Can excellent reinforcement miniature air-blowing fiber unit, used mold including production and during band.
The technical scheme in the invention for solving the above technical problem is：A kind of reinforcement miniature air-blowing fiber unit, it
Including center reinforcemen, the center reinforcemen periphery is provided at least an optical fiber, optical fiber and uniformly divides around center reinforcemen
Cloth, the optical fiber and center reinforcemen are coated with solidified resin, and the solidified resin is coated with one layer of jacket layer.
Bed course is provided with outside the center reinforcemen.
The oversheath outer surface is provided with asperities.
The cross sectional shape of the asperities is arc-shaped, rectangle or triangle.
The parallel longitudinal arrangement of the asperities and optical cable, with optical cable longitudinally angled helical arrangement or with optical cable
Longitudinally into positive and negative helical arrangement staggeredly.
A kind of coating for strengthening miniature air-blowing fiber unit and with mold, it includes pedestal, and the pedestal inlet passes through
First clamp nut is equipped with entrance separated time mould, and the exit of the pedestal is equipped with plug die by the second clamp nut, institute
The centre for stating pedestal is also equipped with gear pipe, and gear pipe is separated out the resin charge door of pedestal with resin recovery port, in pedestal
Two cavitys in left and right are inside separated into, the left chamber pressure oscillation when resin feeds does not interfere with right chamber, i.e., in sizing forming cavity
Pressure keep constant it is constant, ensure production reinforcement miniature air-blowing fiber unit outer diameter stablize.
The plug die includes entrance plug die, sizing die holder and outlet plug die, optical fiber and is first passed through with center reinforcemen
Entrance plug die, then by exporting plug die, optical fiber and center reinforcemen are fixed on optical cable core center, in this way, light
One layer of resin is uniformly coated around fine and center reinforcemen, it is ensured that the concentricity of optical cable.
Compared with prior art, the utility model has the advantage of：
1st, center reinforcemen is placed on the center for strengthening miniature air-blowing fiber unit, and optical fiber is uniform along center reinforcemen
Matrix material curing molding, outside extrude one layer of sheath again again after distribution, and cable configuration is compact, and outer diameter is small, tensile strength is high, more
Mended present cable diameter small currently on the market air-blowing optical cable tensile strength it is small the defects of；
2nd, air-blowing optical cable in the duct air-blowing when need to have certain rigidity, do not have in common miniature air-blowing optical cable at present
Stiffener, therefore, optical cable in the duct air-blown installation when be to be affixed on duct wall, cause air-blowing performance undesirable, strengthen it is micro-
The center reinforcemen of type air-blowing fiber unit is that have certain rigid, improves the gas for strengthening miniature air-blowing fiber unit well
Blow performance；
3rd, for the coating of strengthening miniature air-blowing fiber unit cable core and with mold, centre is equipped with gear pipe, dividing in pedestal
Two cavitys in left and right are divided into, the left chamber pressure oscillation when resin feeds does not interfere with right chamber, i.e. pressure in sizing forming cavity
Keep constant it is constant, ensure production reinforcement miniature air-blowing fiber unit outer diameter stablize.Plug die includes entrance plug die, sizing
Die holder and outlet plug die, optical fiber first pass through entrance plug die, then by exporting plug die with center reinforcemen, optical fiber in
Heart reinforcer is fixed on optical cable core center, in this way, uniformly coating one layer of resin around optical fiber and center reinforcemen；
The reinforcement miniature air-blowing fiber unit of the utility model, compact-sized, cable outer diameter is small, and tensile strength is high, together
When, there is certain rigidity, pneumatic transmission distance and air-blowing speed greatly improved；Method for manufacturing is reasonable, with the technique productions
Reinforcement miniature air-blowing fiber unit uniform external diameter it is consistent.
Description of the drawings
Fig. 1 is a kind of one of structure diagram for strengthening miniature air-blowing fiber unit of the utility model.
Fig. 2 is a kind of second structural representation for strengthening miniature air-blowing fiber unit of the utility model.
Fig. 3 is a kind of third structural representation for strengthening miniature air-blowing fiber unit of the utility model.
Fig. 4 is the four of a kind of structure diagram for strengthening miniature air-blowing fiber unit of the utility model.
Fig. 5 is a kind of structure diagram for strengthening miniature air-blowing fiber unit jacket outer surface concave and convex stripe of the utility model
One of.
Fig. 6 is a kind of structure diagram for strengthening miniature air-blowing fiber unit jacket outer surface concave and convex stripe of the utility model
Two.
Fig. 7 is a kind of structure diagram for strengthening miniature air-blowing fiber unit jacket outer surface concave and convex stripe of the utility model
Three.
Fig. 8 is a kind of coating of the utility model and the sectional view with mold.
Wherein：
Optical fiber 1
Center reinforcemen 2
Bed course 3
Solidified resin 4
Tear rope 5
Oversheath 6
Concave and convex stripe 7
Strengthen miniature air-blowing fiber unit 8
First clamp nut 9
Entrance separated time mould 10
Pedestal 11
Keep off pipe 12
Entrance plug die 13
Sizing die holder 14
Export plug die 15
Plug die 16
Second clamp nut 17
It coats and with mold 18.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing embodiment.
As shown in Figure 1, a kind of reinforcement miniature air-blowing fiber unit in the present embodiment, it includes center reinforcemen 2, described
2 periphery of center reinforcemen is provided with an at least optical fiber 1, and optical fiber 1 is uniformly distributed around center reinforcemen 2, and the optical fiber 1 is in
Heart reinforcer 2 is coated with solidified resin 4, and the solidified resin 4 is coated with one layer of jacket layer 6；
Bed course 3 may be provided with outside the center reinforcemen 2；
In order to facilitate stripping, tear rope 5 is provided between the solidified resin 4 and oversheath 6；
As shown in Fig. 2 ~ Fig. 4,6 outer surface of oversheath is provided with asperities 7, and the cross sectional shape of the asperities 7 is
Arc-shaped, rectangle or triangle；
The asperities 7 on 6 surface of oversheath there are many arrangement mode, as shown in figure 5, asperities 7 are longitudinally flat with optical cable
Row arrangement；As shown in fig. 6, the longitudinal angled helical arrangement of asperities 7 and optical cable；As shown in fig. 7, asperities 7 and light
Cable is longitudinal into positive and negative helical arrangement staggeredly.
A kind of manufacturing method for strengthening miniature air-blowing fiber unit, it includes the following steps：
（1）Optical fiber coloring：Optical fiber 1 is released from the pay off rack of constant-tension, using ink application system, ultraviolet light
It receives to disk and has by identical tension take-up after curing.
（2）Colored optical fiber and band：Optical fiber 1 after coloring is released with center reinforcemen 2 through Constant-tension pay-off rack, optical fiber 1
It is evenly distributed on around center reinforcemen 2, solidified resin 4 is covered with by coating and with being applied after mold 19, after ultraviolet light curing
It receives to disk and has by identical tension take-up.
It coats and includes entrance separated time mould 11 with mold 19, entrance separated time mould 11 is installed on pedestal 12 with clamp nut 1
Inlet, plug die 17 is installed on the exit of pedestal 12 with clamp nut 2 18；The centre of pedestal 12 is also equipped with gear pipe
13, gear pipe 13 is separated out the resin charge door of pedestal 12 with resin recovery port, in this way, being separated into left and right in pedestal 12
Two cavitys, the left chamber pressure oscillation when resin feeds do not interfere with right chamber, i.e. pressure in sizing forming cavity is kept constant
It is constant, ensure that the cable part outer diameter for strengthening miniature air-blowing fiber unit 8 of production is stablized.
（3）Sheath：And the cable core after band is released through Constant-tension pay-off rack, by extruding machine, on extruding machine equipped with shield
The particular manufacturing craft that set surface texture is adapted, 6 surface of oversheath are round or required asperities 7, and mold is in extrusion process
In can be rotated as required, cooled down after extrusion moulding by bosh, after drying by identical tension take-up receive
Have to disk.
In addition to the implementation, the utility model has further included other embodiment, all to use equivalents or equivalent
The technical solution that alternative is formed, should all fall within the protection domain of the utility model claims.
Claims (5)
1. a kind of reinforcement miniature air-blowing fiber unit, it is characterised in that：It includes center reinforcemen（2）, the center reinforcemen
（2）Periphery is provided with an at least optical fiber（1）, optical fiber（1）Around center reinforcemen（2）It is uniformly distributed, the optical fiber（1）With in
Heart reinforcer（2）It is coated with solidified resin（4）, the solidified resin（4）It is coated with one layer of oversheath（6）.
2. a kind of reinforcement miniature air-blowing fiber unit according to claim 1, it is characterised in that：The center reinforcemen
（2）It is provided with bed course outside（3）.
3. a kind of reinforcement miniature air-blowing fiber unit according to claim 1, it is characterised in that：The oversheath（6）Outside
Surface is provided with asperities（7）.
4. a kind of reinforcement miniature air-blowing fiber unit according to claim 3, it is characterised in that：The asperities（7）'s
Cross sectional shape is arc-shaped, rectangle or triangle.
5. a kind of reinforcement miniature air-blowing fiber unit according to claim 3, it is characterised in that：The asperities（7）With
The parallel longitudinal arrangement of optical cable longitudinally angled helical arrangement or is arranged with optical cable longitudinal direction with optical cable into positive and negative spiral staggeredly
Row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721398973.0U CN207586487U (en) | 2017-10-27 | 2017-10-27 | Strengthen miniature air-blowing fiber unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721398973.0U CN207586487U (en) | 2017-10-27 | 2017-10-27 | Strengthen miniature air-blowing fiber unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207586487U true CN207586487U (en) | 2018-07-06 |
Family
ID=62729582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721398973.0U Active CN207586487U (en) | 2017-10-27 | 2017-10-27 | Strengthen miniature air-blowing fiber unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207586487U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107577020A (en) * | 2017-10-27 | 2018-01-12 | 江苏法尔胜光通有限公司 | Strengthen miniature air-blowing fiber unit and manufacture method |
-
2017
- 2017-10-27 CN CN201721398973.0U patent/CN207586487U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107577020A (en) * | 2017-10-27 | 2018-01-12 | 江苏法尔胜光通有限公司 | Strengthen miniature air-blowing fiber unit and manufacture method |
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| GR01 | Patent grant |