CN203870304U - Micro introducing optical cable for concealed pipe wiring - Google Patents
Micro introducing optical cable for concealed pipe wiring Download PDFInfo
- Publication number
- CN203870304U CN203870304U CN201420229683.3U CN201420229683U CN203870304U CN 203870304 U CN203870304 U CN 203870304U CN 201420229683 U CN201420229683 U CN 201420229683U CN 203870304 U CN203870304 U CN 203870304U
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- China
- Prior art keywords
- cable
- optical cable
- hidden pipe
- fire retardant
- jacket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 50
- 239000003063 flame retardant Substances 0.000 claims abstract description 30
- 239000013307 optical fiber Substances 0.000 claims abstract description 15
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 14
- 239000003351 stiffener Substances 0.000 claims description 13
- 239000000835 fiber Substances 0.000 claims description 12
- 238000009826 distribution Methods 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 239000000779 smoke Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
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- Communication Cables (AREA)
Abstract
The utility model discloses a micro introducing optical cable for concealed pipe wiring. The micro introducing optical cable comprises a flame-retardant sheath used for fixing an optical fiber, and a reinforcing member disposed inside the flame-retardant sheath. The flame-retardant sheath is formed by arranging a pair of symmetrically-distributed optical cable stripping openings along the axial direction of a circular sheath. The middle of the flame-retardant sheath is provided with a two-core or multi-core optical cable and the reinforcing member arranged above and in parallel with the optical cable. The micro introducing optical cable for concealed pipe wiring is designed and developed through optical cable structure improvement. The novel optical cable has a small section, is resistant to side pressure and easy to bend and strip, and has a beautiful laying effect and high practicality.
Description
Technical field
The utility model belongs to indoor and outdoor with leading in cable manufacturing technology field, relates to the miniature leading in cable of a kind of hidden pipe wiring.This optical cable is mainly used in by fiber cable branch point to user access point, being connected between indoor and outdoor comprehensive wiring system and communication facilities, between equipment and instrument and meter.
Background technology
In recent years, along with country and relevant departments' policy are supported, it is fast-developing that Fiber to the home, indoor and outdoor increases sharply with leading in cable consumption, the leading in cable of mainly using at present has butterfly optical cable (as shown in Figure 1) and circular optical cable (as shown in Figure 2), in circular optical cable at optical fiber peripheral hardware optical fiber tight sleeve layer 5.Because butterfly optical cable stretching resistance is little, bending property is poor, curved orientation is limited and flat structure is made troubles to construction.Yet the cost of circular optical cable is apparently higher than butterfly optical cable, and external diameter is large, makes user beyond affordability.In order to adapt to the tension of leading in cable in complex environment, lateral pressure resistant, easily peels off, low cost, and little external diameter, the feature such as flexible, has developed and has possessed the current leading in cable miniature leading in cable of a kind of hidden pipe wiring of advantage separately.
Utility model content
The purpose of this utility model is to provide a kind of hidden pipe wiring and uses miniature leading in cable, has solved problems of the prior art.
The purpose of this utility model realizes by following technical proposals.
The miniature leading in cable of a kind of hidden pipe wiring, comprise the fire retardant jacket for fixed fiber, and be arranged at the stiffener of described fire retardant jacket inside, described fire retardant jacket is peeled off mouth for axially have a pair of symmetrical optical cable along it in circular jacket, and described fire retardant jacket middle part is provided with two cores or multi-core fiber and stiffener with the described optical fiber parallel distribution in top.
Further, described optical cable is peeled off the tearing port of mouth for being in the shape of the letter V along circular jacket both sides, circular jacket both sides, the edge horizontal distribution of described V font tearing port.
Further, the angle that described optical cable is peeled off mouthful is 30 °-45 °.
Further, described optical cable is peeled off the most advanced and sophisticated corresponding fire retardant jacket internal optical fiber that points to of mouthful V font tearing port.
Further, described fire retardant jacket radial outer diameter is 1.6mm-1.7mm.
Further, described stiffener is metal material, or is KFRP nonmetallic materials.
Further, described fire retardant jacket is low smoke halogen-free flame-retardant polyolefin, flame-proof polyethylene or PVC material.
The utlity model has following feature:
1, current, butterfly optical cable is widely used in that Fiber to the home introduces section and house wiring section, and when passing through that bent angle is more, diameter is less and have the pipeline of 90 ° of elbows, optical cable is easily pulled off.Due to the flat structure that butterfly optical cable physical dimension is 2.0mm*3.0mm, to lay and use has directivity restriction, reelability is poor, and resistance is larger during flat structure construction threading.Hidden pipe wiring newly developed is 1.7mm with miniature leading in cable external diameter, optical cable smooth surface, tension anti-torsion.Be easy to hidden pipe wiring, and possess the characteristic that butterfly optical cable easily separates optical fiber, reelability and bending property are all superior.
2, Fiber to the home with another kind is circular optical cable, and this structure is first colored optical fiber once tightly to be overlapped to coating, then at tight sleeve layer outer cladding aramid yarn, extrudes oversheath material simultaneously.In this leading in cable structure, there is no supportive stiffener, cable configuration is whole soft, relatively difficult in growing apart from hidden pipe wiring process, and external diameter minimum is 2.5mm.Hidden pipe wiring newly developed is little with miniature leading in cable external diameter, optical cable smooth surface, metal reinforcement tension wherein, anti-torsion.And metal reinforcement makes optical cable itself have certain toughness, be easy to hidden pipe wiring, and possess circular optical cable reelability and flexible performance.
3, hidden pipe wiring leading in cable newly developed, only needs a procedure can complete production.Fewer than existing circular optical cable production process, cable outer diameter is little, and material is few, protection of the environment, and there is obvious cost advantage and delivery cycle.Meanwhile, in structure, be designed with optical cable and peel off mouth, easy stripping during construction.
4, hidden pipe wiring leading in cable newly developed keeping the easy stripping of butterfly optical cable, under the simple condition of operational sequence, has circular optical cable softness simultaneously, characteristic that can be crooked arbitrarily.Material usage is few, reduces environmental pollution, has reduced production cost; Product one-piece construction is stable, has certain economy.
The beneficial effects of the utility model are:
1, miniature leading in cable is used in hidden pipe wiring newly developed, adopts single stiffener, and stiffener and optical fiber are in the symmetric position at cable configuration center, has promoted the diversity development of leading in cable structure.
2, the miniature leading in cable of hidden pipe wiring newly developed, circular outer diameter is only 1.7mm, and comprise that two are peeled off mouth, than existing covered wire cable (2.0mm*3.0mm) and circular leading in cable (2.5mm), reduced the use amount of cable material, save manufacturing cost, reduced the pollution of material to environment.
3, miniature leading in cable is used in hidden pipe newly developed wiring, compares with circular leading in cable structure with butterfly optical cable, and compact conformation, resistance to overturning are good.
4, miniature leading in cable is used in hidden pipe wiring newly developed, can be used for hidden pipe wiring, and outdoor and house wiring system, and it is multi-functional that this structure has been opened up leading in cable,
5, miniature leading in cable is used in hidden pipe wiring newly developed, has introduced the exploitation of New Structures of Optical Fiber Cables mould, has expanded optical cable mould new construction.
Accompanying drawing explanation
Fig. 1 is existing butterfly leading in cable structural representation;
Fig. 2 is existing circular leading in cable structural representation;
Fig. 3 is that a kind of hidden pipe wiring enters cable configuration schematic diagram (2 core fibres are vertically placed) with mini;
Fig. 4 is that a kind of hidden pipe wiring enters cable configuration schematic diagram (2 core fibre horizontal positioned) with mini;
Fig. 5 is that a kind of hidden pipe wiring enters cable configuration schematic diagram (4 core) with mini.
In figure: 1, stiffener; 2, optical cable is peeled off mouth; 3, optical fiber; 4, fire retardant jacket; 5, optical fiber tight sleeve layer.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
As shown in Figure 3, miniature leading in cable is used in this hidden pipe wiring, comprises the fire retardant jacket 4 for fixed fiber 3, and is arranged at the stiffener 1 of described fire retardant jacket 4 inside.Wherein, contain two optical cables and peel off mouth 2 in fire retardant jacket 4, a pair of symmetrical optical cable is peeled off mouth 2 and is axially offered along its circular jacket at fire retardant jacket 4; Fire retardant jacket 4 middle parts are provided with two core fibres 3 of vertical placement and stiffener 1 with the optical fiber 3 parallel distributions in top.
Wherein, optical cable peel off mouthfuls 2 in optical cable cross section structure in symmetric position, optical cable is peeled off mouthfuls 2 tearing ports for being in the shape of the letter V along circular jacket both sides, circular jacket both sides, the edge horizontal distribution of V font tearing port; Described optical cable is peeled off mouthful 2 sensing fire retardant jacket 4 internal optical fibers 3.The angle that optical cable is peeled off mouth 2 is 30 ° or 45 °, or any number of degrees between two angles.
Originally the one feature of miniature leading in cable is, fire retardant jacket 4 radial outer diameter are 1.6mm-1.7mm.
And stiffener 1 can be metal material, also can be the nonmetallic materials that KFRP etc. has identical tensile property.Fire retardant jacket 4, can have for low smoke halogen-free flame-retardant polyolefin, flame-proof polyethylene or PVC etc. the cable material of flame-retarding characteristic.
The hidden pipe wiring of having shown a kind of core fibre horizontal positioned shown in Fig. 4 enters cable configuration schematic diagram with mini.The hidden pipe wiring of having shown a kind of core fibre shown in Fig. 5 and be 4 cores enters cable configuration schematic diagram with mini.
This structure is compared with existing leading in cable:
(1) adopt the less round section structure of external diameter, reduced cable configuration materials on the one hand, improved the stability of cable configuration; Make on the other hand this optical cable when hidden pipe lays and hidden pipe surface of contact little, reduce friction force, improve and lay efficiency.
(2) in this round section structure, adopt symmetrical stripping mouth, guarantee the easy stripping characteristic of optical cable in work progress.
(3) this hidden pipe lays and uses miniature leading in cable, keep existing circular leading in cable each outside flexible characteristic, structure materials are few, production process is simple, reduced material cost and the production cost of product.
(4) mature production technology, skilled operation, only needing to improve mould structure can realize easily.
(5) lay effect attractive in appearance, can adapt to varying environment user demand.
By cable configuration, improve, design and develop out the miniature leading in cable of a kind of hidden pipe wiring.From the angle of technology, release that cross section is little, lateral pressure resistant, flexible, easy stripping, lay attractive in appearance, the practical Novel optical cable of effect.
The foregoing is only a kind of embodiment of the present utility model, it not whole or unique embodiment, the conversion of any equivalence that those of ordinary skills take technical solutions of the utility model by reading the utility model instructions, is claim of the present utility model and contains.
Claims (7)
1. a hidden pipe connects up and uses miniature leading in cable, comprise the fire retardant jacket (4) for fixed fiber (3), and be arranged at the inner stiffener (1) of described fire retardant jacket (4), it is characterized in that, described fire retardant jacket (4) is peeled off mouthful (2) for axially have a pair of symmetrical optical cable along it in circular jacket, and described fire retardant jacket (4) middle part is provided with two cores or multi-core fiber (3) and stiffener (1) with described optical fiber (3) the parallel distribution in top.
2. a kind of hidden pipe according to claim 1 connects up and uses miniature leading in cable, it is characterized in that, described optical cable is peeled off mouthful (2) tearing port for being in the shape of the letter V along circular jacket both sides, circular jacket both sides, the edge horizontal distribution of described V font tearing port.
3. miniature leading in cable is used in a kind of hidden pipe wiring according to claim 2, it is characterized in that, the angle that described optical cable is peeled off mouthful (2) is 30 °-45 °.
4. miniature leading in cable is used in a kind of hidden pipe wiring according to claim 2, it is characterized in that, described optical cable is peeled off most advanced and sophisticated corresponding fire retardant jacket (4) internal optical fiber (3) that points to of mouthful (2) V font tearing port.
5. miniature leading in cable is used in a kind of hidden pipe wiring according to claim 1, it is characterized in that, described fire retardant jacket (4) radial outer diameter is 1.6mm-1.7mm.
6. miniature leading in cable is used in a kind of hidden pipe wiring according to claim 1, it is characterized in that, described stiffener (1) is metal material, or is KFRP nonmetallic materials.
7. miniature leading in cable is used in a kind of hidden pipe wiring according to claim 1, it is characterized in that, described fire retardant jacket (4) is low smoke halogen-free flame-retardant polyolefin, flame-proof polyethylene or PVC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420229683.3U CN203870304U (en) | 2014-05-06 | 2014-05-06 | Micro introducing optical cable for concealed pipe wiring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420229683.3U CN203870304U (en) | 2014-05-06 | 2014-05-06 | Micro introducing optical cable for concealed pipe wiring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203870304U true CN203870304U (en) | 2014-10-08 |
Family
ID=51651241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420229683.3U Expired - Fee Related CN203870304U (en) | 2014-05-06 | 2014-05-06 | Micro introducing optical cable for concealed pipe wiring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203870304U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107884890A (en) * | 2017-12-14 | 2018-04-06 | 江苏亨通光电股份有限公司 | A kind of air-blowing butterfly optical cable and its manufacture craft |
| CN109633844A (en) * | 2019-01-22 | 2019-04-16 | 深圳市特发信息股份有限公司 | Easily lay easy stripping stress sensing optical cable |
-
2014
- 2014-05-06 CN CN201420229683.3U patent/CN203870304U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107884890A (en) * | 2017-12-14 | 2018-04-06 | 江苏亨通光电股份有限公司 | A kind of air-blowing butterfly optical cable and its manufacture craft |
| WO2019114488A1 (en) * | 2017-12-14 | 2019-06-20 | 江苏亨通光电股份有限公司 | Air-blowing butterfly-shaped optical cable and manufacturing process therefor |
| CN109633844A (en) * | 2019-01-22 | 2019-04-16 | 深圳市特发信息股份有限公司 | Easily lay easy stripping stress sensing optical cable |
| CN109633844B (en) * | 2019-01-22 | 2024-02-27 | 深圳市特发信息股份有限公司 | Easily laid and easily peeled stress sensing optical cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Micro introducing optical cable for concealed pipe wiring Effective date of registration: 20171113 Granted publication date: 20141008 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: FURUKAWA ELECTRIC XI'AN OPTICAL COMMUNICATION Co.,Ltd. Registration number: 2017610000144 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20180506 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190328 Granted publication date: 20141008 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: FURUKAWA ELECTRIC XI'AN OPTICAL COMMUNICATION Co.,Ltd. Registration number: 2017610000144 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |