CN204650035U - The compound butterfly leading in cable of a kind of FTTH - Google Patents
The compound butterfly leading in cable of a kind of FTTH Download PDFInfo
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- CN204650035U CN204650035U CN201520230163.9U CN201520230163U CN204650035U CN 204650035 U CN204650035 U CN 204650035U CN 201520230163 U CN201520230163 U CN 201520230163U CN 204650035 U CN204650035 U CN 204650035U
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Abstract
The utility model discloses the compound butterfly leading in cable of a kind of FTTH, comprise one for the sheath of tight tube fiber, and be arranged at the optical fiber in the middle part of described sheath, described sheath cross section is butterfly structure; Optical fiber is coated by tight sleeve layer, and the optical fiber both sides coated by tight sleeve layer are provided with stiffener.This cable adopts the tight sleeve layer of high rigidity, jointly forms double shielding to optical fiber with sheath material, prevents the infringement of the biologies such as cicada.And the use of two kinds of heterogeneity materials does not affect the peel property of optical fiber, properties of optical fiber cable is stablized, and external diameter is little, and cost is low, lightweight, carries and lays conveniently.
Description
Technical field
The utility model belongs to fiber optic cable manufacture technical field, relates to the compound butterfly leading in cable of a kind of FTTH indoor and outdoor wiring.
Background technology
Fiber to the home (Fiber To The Home, FTTH) access way not only provides larger bandwidth, but also enhance the transparency of network to data layout, speed, wavelength and agreement, relax the requirement to environmental baseline and power supply etc., and simplify maintenance and the installation of network.Current, FTTH networking is mainly for urban subscriber's house wiring, and the FTTH user of rural area introduces service.Current rural population accounts for about 50% of country's total population, and Plain area and mountain area area ratio are about 3:7, and eastern and western regions disparate development etc., will directly have influence on the concrete enforcement of " broadband China " strategy.Therefore, research and development is applicable to the FTTH butterfly leading in cable of different scene demand, to promotion China informatization important in inhibiting.
Along with moving forward steadily of country's " broadband China " strategy, optical fiber cable consumption cumulative year after year, the problem thereupon produced is also more and more many.Wherein, the self-bearing type butterfly leading in cable used in FTTH, be subjected to the infringement of cicada class in rural area, and rural area harsh climate condition (severe snow, heavy rain, blast etc.) and laid condition also test the normal service life of current butterfly leading in cable.Meanwhile, in the FTTH progradation of city, meet the cabling requirement of user's indoor beauty, also become one of major obstacle of Operator Specific Service expansion.
Existing butterfly leading in cable is made up of enhancing messenger wire, sheath, optical fiber and stiffener, and this structure composition and size can not meet for the request for utilization under complex laying condition environment.Therefore, FTTH current situation Problems existing must be considered, develop a kind of butterfly leading in cable of new structure, overcome current Problems existing.
Utility model content
The purpose of this utility model is to provide the compound butterfly leading in cable of a kind of FTTH, can solve problems of the prior art.
The technical scheme that the utility model adopts is:
The compound butterfly leading in cable of a kind of FTTH, comprise one for the sheath of tight tube fiber, and be arranged at the optical fiber in the middle part of described sheath, described sheath cross section is butterfly structure; Optical fiber is coated by tight sleeve layer, and the optical fiber both sides coated by tight sleeve layer are provided with stiffener.
Preferably, be provided with V-shaped tearing port in the middle part of described butterfly structure cable jacket, V-shaped tearing port is just to the center of an optical fiber.
Preferably, the optical fiber be arranged in the middle part of described sheath is at least one.
Preferably, reinforcement is provided with above described sheath, described reinforcement is metal material or nonmetallic materials, metal material is single or how with intertwist body, nonmetallic materials are fiberglass-reinforced plastic lever, aramid fiber reinforced plastic bar, Basalt fiber reinforced plastic bar or ultra-high modulus polyethylene fiber reinforced plastic bar.
Preferably, described stiffener is Basalt fiber reinforced plastic bar, ultra-high modulus polyethylene fiber reinforced plastic bar, aromatic polyamide fiber reinforced plastics bar, fiberglass-reinforced plastic lever or steel wire.
Preferably, the minor axis diameter of the light unit be made up of described tight tube fiber, stiffener, tearing port and sheath is less than the diameter of reinforcement.
Preferably, the color of described tight sleeve layer is Transparent color.
Relative to prior art, the beneficial effects of the utility model are:
1, current, self-bearing type butterfly leading in cable is generally used in pole line and pole line, makes somebody a mere figurehead and connect up between pole line and resident family house, and the structure of optical cable and material category only meet basic mechanical property requirements, do not consider complex environment condition and any safeguard procedures.Compound butterfly leading in cable newly developed, fiber unit adopts the tight sleeve layer of high rigidity outward, jointly forms double shielding to optical fiber with sheath material, prevents the infringement of the biologies such as cicada.And the use of two kinds of heterogeneity materials does not affect the peel property of optical fiber, properties of optical fiber cable is stablized, and external diameter is little, and cost is low, lightweight, carries and lays conveniently.
2, present Access butterfly leading in cable is applicable to that indoor and outdoor is built on stilts, pipeline etc. lays.But, adopt this structure to carry out indoor open-wire line when laying, the indoor overall aesthetic of impact; Then the stealthy optical cable promoting again similar tight tube structure is applied in house wiring.Therefore, need at indoor and outdoor boundary the connection etc. carrying out existing butterfly leading in cable and stealthy optical cable, these can affect operating efficiency and the effect of wiring.Compound butterfly leading in cable newly developed, is by existing butterfly leading in cable and stealthy optical cable compound in one structure, disposablely can completes and arrive indoor continuous wiring outdoor, realizes efficient, attractive in appearance and to connect up effect demand without the need to the user of welding.Be applicable to outdoor built on stilts introducing, be also applicable to interior space wiring, and attractive in appearance when house wiring, efficient, do not affect indoor original finishing effect.
3, compound butterfly leading in cable newly developed, stealthy optical cable color wherein can be determined according to user's interior decoration or route actual color.The color of stealthy optical cable tight sleeve layer is Transparent color, the change of stealthy optical cable color is determined mainly through the color of optical fiber coloring layer, can avoid like this in stealthy optical cable production run, due to the sheath material waste that sheath color replacement causes, also can improve the production efficiency of stealthy optical cable.
4, compound butterfly leading in cable newly developed, its stiffener adopts Basalt fiber reinforced plastic bar or the ultra-high modulus polyethylene fiber reinforced plastic bar of pulling strengrth >=2000MPa, and the external diameter of novel enhanced plastic bar is less than existing aramid fiber reinforced plastic bar, be convenient to optimization and the controlling of production process of product structure.
5, compound butterfly leading in cable newly developed, reinforcement physical dimension is greater than light cellular construction size, and whole smooth unit is reduced the load effect of butterfly optical cable, can meet the user demand of harsh and unforgiving environments area butterfly leading in cable.
6, compound butterfly leading in cable newly developed, stiffener, enhancing messenger wire can adopt all dielectric nonmetal structure of high strength, meet strong thunder and lightning and rugged surroundings area user demand.
7, compound butterfly leading in cable newly developed, sheath adopts the material of low-friction coefficient, high rigidity, can prevent the biological infringement to optical cable; And light cellular construction is small, be applicable to indoor wall wiring, Penetrating wire for pipe etc.
Accompanying drawing explanation
Fig. 1 is FTTH self-bearing type compound butterfly leading in cable structural representation;
Fig. 2 is FTTH self-bearing type compound high strength butterfly leading in cable structural representation;
Fig. 3 is the non-self-bearing type of FTTH compound butterfly leading in cable structural representation;
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model or utility model are described in detail.
Embodiment 1: as shown in Figure 1, the compound butterfly leading in cable of this FTTH, comprise one for the sheath 2 of tight tube fiber 4, and be arranged at the optical fiber 6 in the middle part of described sheath 2, sheath 2 cross section is butterfly structure; Optical fiber 6 is coated by tight sleeve layer 7, and optical fiber 6 both sides coated by tight sleeve layer 7 are provided with stiffener 3.
The minor axis diameter of the light unit be made up of described tight tube fiber 4, stiffener 3, tearing port 5 and sheath 2 is less than the diameter of reinforcement 1.
Wherein, sheath 2 is low-smoke halogen-free polyolefin material, flame retardant polyolefine material, low friction polyolefine material etc.
Wherein, stiffener 3 is Basalt fiber reinforced plastic bar, ultra-high modulus polyethylene fiber reinforced plastic bar, aromatic polyamide fiber reinforced plastics bar, fiberglass-reinforced plastic lever, steel wire etc.
Wherein, tight tube fiber 4, is made up of optical fiber 6 and the annular tight sleeve layer 7 be coated on outside it.
Wherein, optical fiber 6, can be G.652 class, G.657 type optical fiber.
Wherein, tight sleeve layer 7, material is low-smoke halide-free fireproof composite polyolefine material, polyurethane material, polyamide material, polybutylene terephthalate material etc.The color of tight sleeve layer 7 is Transparent color.
Reinforcement 1 is not had in this cable configuration.Be provided with V-shaped tearing port 5 in the middle part of butterfly structure cable jacket 2, V-shaped tearing port is symmetrically set in the middle part of cable jacket 2, just to the center of optical fiber 6.
Embodiment 2: as shown in Figure 2, FTTH self-bearing type compound high strength butterfly leading in cable structural representation.Its difference from Example 1 is: be provided with reinforcement 1, and the physical dimension of reinforcement 1 expands, and reinforcement 1 diameter is greater than the diameter of light unit.The light cellular construction size be made up of tight tube fiber 4, stiffener 3, tearing port 5 and sheath 2 reduces, and can meet ruthless area butterfly optical cable request for utilization.
Wherein, reinforcement 1, can be metal material or nonmetallic materials, metal material can be single or how with intertwist body, nonmetallic materials can be fiberglass-reinforced plastic lever, aramid fiber reinforced plastic bar, Basalt fiber reinforced plastic bar, ultra-high modulus polyethylene fiber reinforced plastic bar.
Wherein, tearing port 5, all just to the center of same tight tube fiber 4.
Wherein, cable configuration size reduces about 10% ~ 20%, and optical cable unit weight reduces about 5% ~ 15%.
Embodiment 3: as shown in Figure 3, FTTH self-bearing type compound butterfly leading in cable structural representation.This cable configuration is that the sheath 2 containing two tearing ports 5 at single reinforcement 1, two tight tube fibers 4, two stiffener 3 outer cladding one decks is formed.
Wherein, the quantity of described tearing port 5 is identical with the quantity of tight tube fiber 4, and a tearing port 5 is just to the center of a tight tube fiber 4.State the both sides that tearing port 5 is distributed in tight tube fiber 4.
Wherein, sheath 2 and tight sleeve layer 7 are made up of different matrix material.
Wherein, tight tube fiber 4 is in the centre of two stiffeners 3, and with reinforcement 1 common point at same plane, and separated by sheath 2 each other.
This FTTH compound butterfly leading in cable of non-self-bearing type, be mainly used in interior conduit, wire casing wiring, and indoor wall inner corner trim, door and window edge wiring.In indoor wall and the wiring of door and window edge, time, tear optical cable from tearing port 5, remove stiffener 3 and sheath 2, tight tube fiber 4 is laid in indoor wall or door and window edge by modes such as gluings.
The foregoing is only a kind of embodiment of the present utility model, it not whole or unique embodiment, the conversion of those of ordinary skill in the art by reading the utility model instructions to any equivalence that technical solutions of the utility model are taked, is claim of the present utility model and contains.
Claims (7)
1. the compound butterfly leading in cable of FTTH, comprise one for the sheath (2) of tight tube fiber (4), and be arranged at the optical fiber (6) at described sheath (2) middle part, it is characterized in that, described sheath (2) cross section is butterfly structure; Optical fiber (6) is coated by tight sleeve layer (7), and coated optical fiber (6) both sides of tight sleeve layer (7) are provided with stiffener (3).
2. the compound butterfly leading in cable of FTTH according to claim 1, it is characterized in that, described butterfly structure cable jacket (2) middle part is provided with V-shaped tearing port (5), and V-shaped tearing port is just to the center of an optical fiber (6).
3. the compound butterfly leading in cable of FTTH according to claim 1, is characterized in that, the optical fiber (6) being arranged at described sheath (2) middle part is at least one.
4. the compound butterfly leading in cable of FTTH according to claim 1, it is characterized in that, described sheath (2) top is provided with reinforcement (1), described reinforcement (1) is metal material or nonmetallic materials, metal material is single or how with intertwist body, nonmetallic materials are fiberglass-reinforced plastic lever, aramid fiber reinforced plastic bar, Basalt fiber reinforced plastic bar or ultra-high modulus polyethylene fiber reinforced plastic bar.
5. the compound butterfly leading in cable of FTTH according to claim 1, it is characterized in that, described stiffener (3) is Basalt fiber reinforced plastic bar, ultra-high modulus polyethylene fiber reinforced plastic bar, aromatic polyamide fiber reinforced plastics bar, fiberglass-reinforced plastic lever or steel wire.
6. the compound butterfly leading in cable of the FTTH according to claim 1-5, it is characterized in that, the minor axis diameter of the light unit be made up of described tight tube fiber (4), stiffener (3), tearing port (5) and sheath (2) is less than the diameter of reinforcement (1).
7. the compound butterfly leading in cable of FTTH according to claim 6, is characterized in that, the color of described tight sleeve layer (7) is Transparent color.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520230163.9U CN204650035U (en) | 2015-04-15 | 2015-04-15 | The compound butterfly leading in cable of a kind of FTTH |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520230163.9U CN204650035U (en) | 2015-04-15 | 2015-04-15 | The compound butterfly leading in cable of a kind of FTTH |
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| Publication Number | Publication Date |
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| CN204650035U true CN204650035U (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520230163.9U Expired - Fee Related CN204650035U (en) | 2015-04-15 | 2015-04-15 | The compound butterfly leading in cable of a kind of FTTH |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105866908A (en) * | 2016-06-08 | 2016-08-17 | 沈阳亨通光通信有限公司 | Side-slot-reinforced leading-in optical cable and production process |
| CN107807427A (en) * | 2017-11-10 | 2018-03-16 | 山东太平洋光纤光缆有限公司 | A kind of all dielectric self-supporting light flexible dry type branched cable and its manufacture method |
| CN107843961A (en) * | 2017-12-14 | 2018-03-27 | 江苏亨通光电股份有限公司 | A kind of microbeam pipe butterfly leading in cable |
| CN107894638A (en) * | 2017-12-14 | 2018-04-10 | 江苏亨通光电股份有限公司 | A kind of anti-biological closed type butterfly leading in cable |
| CN108177319A (en) * | 2018-01-16 | 2018-06-19 | 山东太平洋光纤光缆有限公司 | A kind of self-bearing type flexible branch optical cable molding die and forming method |
| CN109725397A (en) * | 2019-03-07 | 2019-05-07 | 合肥兴联通讯有限公司 | A kind of novel FTTH optical cable and its production technology |
| CN113281866A (en) * | 2021-06-11 | 2021-08-20 | 沈阳亨通光通信有限公司 | Indoor invisible optical cable and application |
-
2015
- 2015-04-15 CN CN201520230163.9U patent/CN204650035U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105866908A (en) * | 2016-06-08 | 2016-08-17 | 沈阳亨通光通信有限公司 | Side-slot-reinforced leading-in optical cable and production process |
| CN107807427A (en) * | 2017-11-10 | 2018-03-16 | 山东太平洋光纤光缆有限公司 | A kind of all dielectric self-supporting light flexible dry type branched cable and its manufacture method |
| CN107843961A (en) * | 2017-12-14 | 2018-03-27 | 江苏亨通光电股份有限公司 | A kind of microbeam pipe butterfly leading in cable |
| CN107894638A (en) * | 2017-12-14 | 2018-04-10 | 江苏亨通光电股份有限公司 | A kind of anti-biological closed type butterfly leading in cable |
| CN108177319A (en) * | 2018-01-16 | 2018-06-19 | 山东太平洋光纤光缆有限公司 | A kind of self-bearing type flexible branch optical cable molding die and forming method |
| CN109725397A (en) * | 2019-03-07 | 2019-05-07 | 合肥兴联通讯有限公司 | A kind of novel FTTH optical cable and its production technology |
| CN113281866A (en) * | 2021-06-11 | 2021-08-20 | 沈阳亨通光通信有限公司 | Indoor invisible optical cable and application |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20210415 |
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| CF01 | Termination of patent right due to non-payment of annual fee |