CN208833975U - The micro- cluster type optical cable of all dielectric dry type - Google Patents
The micro- cluster type optical cable of all dielectric dry type Download PDFInfo
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- CN208833975U CN208833975U CN201821647605.XU CN201821647605U CN208833975U CN 208833975 U CN208833975 U CN 208833975U CN 201821647605 U CN201821647605 U CN 201821647605U CN 208833975 U CN208833975 U CN 208833975U
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Abstract
The utility model relates to optical cable technology field more particularly to the micro- cluster type optical cables of all dielectric dry type.It is characterized by: having a cable core, an enhancement layer and an outer jacket；Above-mentioned cable core has center reinforcemen, the micro- cluster pipe of multifiber, and the above-mentioned micro- cluster pipe of multifiber is twisted around center reinforcemen and constitutes cable core；Above-mentioned enhancement layer is arranged on the outer surface of cable core；Above-mentioned outer jacket is arranged on the outer surface of enhancement layer.Optical cable has the characteristics that outer diameter is small, light weight, all-medium structure be suitable for strong thunder and lightning area or with cable laying in one ditch, the more convenient construction of dry type structure improves joint quality and reduces the pollution to environment.
Description
Technical field
The utility model relates to optical cable technology field more particularly to the micro- cluster type optical cables of all dielectric dry type.
Background technique
With the high speed development of network, as the optical fiber cable of Primary communication medium, application, construction environment are more next
It more complicates, diversification, different applications, different construction environments all propose not the structural shape of optical cable and performance
Therefore same demand has also gradually appeared some new cable configuration patterns in the market.
Summary of the invention
The utility model provides a kind of micro- cluster type optical cable of all dielectric dry type, and optical cable has the characteristics that outer diameter is small, light weight, entirely
Dielectric structure be suitable for strong thunder and lightning area or with cable laying in one ditch, the more convenient construction of dry type structure, improve joint quality and
Reduce the pollution to environment.
In order to achieve the above object, the technical solution adopted is as follows:
The micro- cluster type optical cable of all dielectric dry type, it is characterised in that: there is a cable core, an enhancement layer and an outer jacket；Above-mentioned cable
Core has center reinforcemen, the micro- cluster pipe of multifiber, and the above-mentioned micro- cluster pipe of multifiber is twisted around center reinforcemen and constitutes
Cable core；Above-mentioned enhancement layer is arranged on the outer surface of cable core；Above-mentioned outer jacket is arranged on the outer surface of enhancement layer.
The center reinforcemen uses non-metal reinforcement member, such as FRP stick, KFRP stick；Above-mentioned center reinforcemen can also
In one layer of plastic layer of non-metal reinforcement member outer cladding.
The micro- cluster pipe of the optical fiber passes through extrusion molding, crystalline plastics such as PBT(poly terephthalic acid by crystalline plastics
Butanediol ester), PP(polypropylene), LSZH(low-smoke halogen-free flame retardant material) etc.；It include optical fiber and resistance in the micro- cluster pipe of above-mentioned optical fiber
Water yarn, the number of fibers in same pipe is 2-24 root, is set according to user demand, optical fiber surface different colours to carry out optical fiber
It identifies, water-proofing powder is had on water blocking yarn, expanded once meeting water, can play the role of blocking water and protecting optical fiber in pipe, optical fiber exists
There is certain remaining long range, to guarantee that optical cable has excellent performance in micro- cluster pipe.
The micro- cluster pipe of the multifiber is twisted around center reinforcemen, and direction of lay can be one-way spiral formula, can also
Think that the two-way twisting type of SZ, twisting pitch require to be arranged according to technique, and fixation, the micro- cluster pipe of optical fiber are tightened using high-intensitive yarn of pricking
Identification is distinguished in different colors, when the quantitative requirement of optical fiber is less, using gasket for packing list identical with micro- cluster pipe outside diameter
Member replaces the position of micro- cluster pipe, to guarantee cable core rounding, to ensure that optical cable has excellent performance.
Its gap of the cable core uses dry type material water-proof material, blocks water as water blocking yarn, waterstop carry out cable core, water blocking yarn,
A large amount of water-proofing powder is had on waterstop, water-proofing powder expands once meeting water, effectively prevents water from continuing to permeate inside, to protect
Demonstrate,proving optical cable has excellent permeability performance.
The enhancement layer uses nonmetallic reinforcement material, and such as aramid yarn, nonmetallic reinforcement material is around being wrapped in cable core appearance
On face, make optical cable that there is stronger tensile capacity.
By plastics by extrusion molding, plastics can use common polythene material, can also use the outer jacket
Halogen-free low-smoke flame retardant material, outer jacket are coated on the outer surface of enhancement layer, protect cable interior component not sensitive for damages.
Above scheme is further that tear rope can also be added below outer jacket, and tear rope can be 1 or more,
Facilitate cable jacket construction stripping.
Compared with the prior art, the utility model has the beneficial effect that:
1. optical cable is all-medium structure, it is suitable for the construction environments such as strong thunder and lightning area and cable laying in one ditch.
2. optical cable is dry type structure, more convenient construction improves joint quality and reduces the pollution to environment.
Detailed description of the invention
Fig. 1 is the preferred embodiment structural schematic diagram of the utility model.
Specific embodiment
Make furtherly below with reference to technical effect of the attached drawing to the design of the utility model, specific structure and generation
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
As shown in fig.1, the micro- cluster type optical cable of the related all dielectric dry type of the utility model, it is characterised in that: have a cable core
1, an enhancement layer 2 and an outer jacket 3；Above-mentioned cable core 1 has center reinforcemen 11, the micro- cluster pipe 12 of multifiber, above-mentioned more light
Fine micro- cluster pipe 12 is twisted around center reinforcemen 11 and constitutes cable core 1；Above-mentioned enhancement layer 2 is arranged on the outer surface of cable core 1；
Above-mentioned outer jacket 3 is arranged on the outer surface of enhancement layer 2.
Shown in Fig. 1, the center reinforcemen 11 uses non-metal reinforcement member, such as FRP stick, KFRP stick；Above-mentioned center
Reinforcer 11 can also be in one layer of plastic layer of non-metal reinforcement member outer cladding.
Shown in Fig. 1, for the micro- cluster pipe 12 of the optical fiber by crystalline plastics by extrusion molding, crystalline plastics such as PBT(is poly-
Mutual-phenenyl two acid bromide two alcohol ester), PP(polypropylene), LSZH(low-smoke halogen-free flame retardant material) etc.；Packet in the micro- cluster pipe 12 of above-mentioned optical fiber
Containing optical fiber 121 and water blocking yarn 122,121 quantity of optical fiber in same pipe is 2-24 root, is set according to user demand, optical fiber 121
Surface different colours to carry out the identification of optical fiber 121, water-proofing powder is had on water blocking yarn 122, is expanded once meeting water, pipe can be played
Inside block water and protect the effect of optical fiber 121, optical fiber 121 have in micro- cluster pipe 12 it is certain more than long range, to guarantee that optical cable has
There is excellent performance.
Shown in Fig. 1, the micro- cluster pipe 12 of the multifiber is twisted around center reinforcemen 11, and direction of lay can be unidirectional
Spirally, or the two-way twisting type of SZ, twisting pitch require to be arranged according to technique, and it is solid to use high-intensitive bundle yarn to tighten
Fixed, the micro- cluster pipe 12 of optical fiber distinguishes identification in different colors, when the quantitative requirement of optical fiber 121 is less, using with micro- cluster pipe
The identical gasket for packing unit of 12 outer diameters replaces the position of micro- cluster pipe 12, to guarantee 1 rounding of cable core, so that it is excellent to ensure that optical cable has
Different performance.
Shown in Fig. 1, described its gap of cable core 1 uses dry type material water-proof material, as water blocking yarn 13, waterstop 14 carry out cable core
1 blocks water, on water blocking yarn 13, waterstop 14 have a large amount of water-proofing powder, water-proofing powder once meet water i.e. expand, effectively prevent water after
It is continuous to permeate inside, to guarantee that optical cable has excellent permeability performance.
Shown in Fig. 1, the enhancement layer 2 uses nonmetallic reinforcement material, such as aramid yarn, and nonmetallic reinforcement material is around being wrapped in
On 1 outer surface of cable core, make optical cable that there is stronger tensile capacity.
Shown in Fig. 1, for the outer jacket 3 by plastics by extrusion molding, plastics can use common polythene material,
Halogen-free low-smoke flame retardant material can be used, outer jacket 3 is coated on the outer surface of enhancement layer 2, and protection cable interior component is not easy
It is damaged.
Shown in Fig. 1, above scheme is further that tear rope 4 can also be added below outer jacket, and tear rope 4 can be 1
Root or more facilitate cable jacket to construct stripping.
Compared with the prior art, the utility model has the beneficial effect that:
1. optical cable is all-medium structure, it is suitable for the construction environments such as strong thunder and lightning area and cable laying in one ditch.
2. optical cable is dry type structure, more convenient construction improves joint quality and reduces the pollution to environment.
Certainly, the above combination embodiment elaborates the utility model, only the skill to illustrate the utility model
Art design and feature, its object is to allow person skilled in the art to understand the content of the utility model and be implemented, therefore,
All equivalent change or modifications substantially done according to the spirit of the present invention, should all cover in the protection scope of the utility model
It is interior.
Claims (8)
1. the micro- cluster type optical cable of all dielectric dry type, it is characterised in that: have a cable core (1), an enhancement layer (2) and an outer jacket (3)；
Above-mentioned cable core (1) have center reinforcemen (11), the micro- cluster pipe (12) of multifiber, the above-mentioned micro- cluster pipe (12) of multifiber around
Center reinforcemen (11) is twisted and constitutes cable core (1)；Above-mentioned enhancement layer (2) is arranged on the outer surface of cable core (1)；Above-mentioned outer shield
Layer (3) is arranged on the outer surface of enhancement layer (2).
2. the micro- cluster type optical cable of all dielectric dry type according to claim 1, it is characterised in that: the center reinforcemen (11)
Using non-metal reinforcement member, or in one layer of plastic layer of non-metal reinforcement member outer cladding.
3. the micro- cluster type optical cable of all dielectric dry type according to claim 1, it is characterised in that: the micro- cluster pipe (12) of the optical fiber
Pass through extrusion molding by crystalline plastics；It include optical fiber (121) and water blocking yarn (122) in the micro- cluster pipe (12) of above-mentioned optical fiber,
Optical fiber (121) quantity in same pipe is 2-24 root, is set according to user demand, optical fiber (121) surface different colours with into
Row optical fiber (121) identifies, water-proofing powder is had on water blocking yarn (122).
4. according to claim 1, the micro- cluster type optical cable of all dielectric dry type described in 2 and 3 any one, it is characterised in that: described
The micro- cluster pipe (12) of multifiber is twisted around center reinforcemen (11), and tightens fixation, the micro- cluster pipe of optical fiber using high-intensitive yarn of pricking
(12) distinguish identification in different colors, when the quantitative requirement of optical fiber (121) is less, using with micro- cluster pipe (12) outer diameter phase
Same gasket for packing unit replaces the position of micro- cluster pipe (12).
5. the micro- cluster type optical cable of all dielectric dry type according to claim 1, it is characterised in that: described cable core (1) its gap
Cable core (1) is carried out using dry type material water-proof material to block water.
6. the micro- cluster type optical cable of all dielectric dry type according to claim 1, it is characterised in that: the enhancement layer (2) uses
Nonmetallic reinforcement material, nonmetallic reinforcement material is around being wrapped on cable core (1) outer surface.
7. the micro- cluster type optical cable of all dielectric dry type according to claim 1, it is characterised in that: the outer jacket (3) is by moulding
Material passes through extrusion molding.
8. the micro- cluster type optical cable of all dielectric dry type according to claim 1, it is characterised in that: above scheme is further to go back
Tear rope (4) can be added below outer jacket, tear rope (4) can be 1 or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821647605.XU CN208833975U (en) | 2018-10-11 | 2018-10-11 | The micro- cluster type optical cable of all dielectric dry type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821647605.XU CN208833975U (en) | 2018-10-11 | 2018-10-11 | The micro- cluster type optical cable of all dielectric dry type |
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| Publication Number | Publication Date |
|---|---|
| CN208833975U true CN208833975U (en) | 2019-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821647605.XU Active CN208833975U (en) | 2018-10-11 | 2018-10-11 | The micro- cluster type optical cable of all dielectric dry type |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110764207A (en) * | 2019-11-13 | 2020-02-07 | 江苏亨通光电股份有限公司 | Novel water-blocking full-dry optical cable structure and preparation method thereof |
-
2018
- 2018-10-11 CN CN201821647605.XU patent/CN208833975U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110764207A (en) * | 2019-11-13 | 2020-02-07 | 江苏亨通光电股份有限公司 | Novel water-blocking full-dry optical cable structure and preparation method thereof |
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