CN204188850U - A kind of skeleton cable - Google Patents
A kind of skeleton cable Download PDFInfo
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- CN204188850U CN204188850U CN201420667005.5U CN201420667005U CN204188850U CN 204188850 U CN204188850 U CN 204188850U CN 201420667005 U CN201420667005 U CN 201420667005U CN 204188850 U CN204188850 U CN 204188850U
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- skeleton
- aramid yarn
- fibre ribbon
- cable
- grooves
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Abstract
The utility model discloses a kind of skeleton cable, comprise reinforcement, skeleton and fibre ribbon, described fibre ribbon is positioned at the skeleton grooves of described skeleton, described reinforcement inserts the axially extending bore of described skeleton, in addition, this skeleton cable also comprises aramid yarn, and the skeleton grooves that described aramid yarn is positioned at described skeleton is near one end of described reinforcement, and the length direction of described aramid yarn is along the axis direction of described skeleton.During this skeleton cable under tension effect, described aramid yarn can be subject to the effect of a part of power, decrease the acting force acted on described fibre ribbon, effectively decrease pulling force or tension force that described fibre ribbon is subject to, avoid described fibre ribbon to be damaged under strong wind or large percussive action, the anti-tensile resistance to tension of this skeleton cable effectively improves.
Description
Technical field
The utility model relates to fiber plant field, particularly relates to a kind of skeleton cable.
Background technology
Along with the development of intelligent acess (FTTx), fiber to the home, optical fiber are more and more general to the application of skyscraper, and therefore the range of application of skeleton cable is also more and more wider, but the requirement of different environment to skeleton cable is different.
For being applied in indoor skeleton cable, in construction and use procedure from now on, all can be subject to larger pulling force and tension force, and for the skeleton cable of open air use, then require there is lighter weight and can prevent from being struck by lightning.
As shown in Figure 1, skeleton cable wrap of the prior art draws together vitta 1, fibre ribbon 2, reinforcement 3, skeleton 4, waterstop 5, tear rope 6 and restrictive coating 7, described reinforcement 3 is non-metal reinforcement member, reinforcement 3 is positioned at the axially extending bore of skeleton 4, fibre ribbon 2 is placed in the skeleton grooves of skeleton 4, the outside of skeleton 4 is provided with waterstop 5, skeleton 4 and then corrosion fibre ribbon 2 is flowed into for preventing water, the outside of waterstop 5 is provided with restrictive coating 7, restrictive coating 7 both can keep off tide also can resist external pressure and wearing and tearing, in addition, skeleton 4 is also provided with vitta 1, for distinguishing the position of skeleton grooves, the inside of restrictive coating 7 is provided with tears rope 6, for quick strip off restrictive coating 7.
Skeleton cable of the prior art, although have employed the reinforcement 3 of nonmetallic materials, meet lighter weight and prevent thunderbolt, because the anti-tensile tensile strength of nonmetallic materials is poor, cause the anti-tensile tensile strength of skeleton cable in prior art bad, construction and user demand can not be met.
Therefore, how effectively improving the anti-tensile resistance to tension of skeleton cable, is the current technical issues that need to address of those skilled in the art.
Utility model content
The purpose of this utility model is to provide a kind of skeleton cable, and this skeleton cable effectively raises self anti-tensile resistance to tension.
For solving the problems of the technologies described above, the utility model provides following technical scheme:
A kind of skeleton cable, comprise reinforcement, skeleton and fibre ribbon, described fibre ribbon is positioned at the skeleton grooves of described skeleton, described reinforcement inserts the axially extending bore of described skeleton, also comprise aramid yarn, the skeleton grooves that described aramid yarn is positioned at described skeleton is near one end of described reinforcement, and the length direction of described aramid yarn is along the axis direction of described skeleton.
Preferably, the cross section of described aramid yarn is flat horizontal surface.
Preferably, the skeleton grooves of described skeleton is U-type groove, and described aramid yarn is arranged on the bottom land of described U-type groove.
Preferably, the width of described aramid yarn is identical with the skeleton grooves width of described skeleton.
Preferably, the length of described aramid yarn is identical with the skeleton grooves length in the axial direction of described skeleton.
Preferably, the number of described aramid yarn is identical with the number of the skeleton grooves of described skeleton, and one_to_one corresponding.
Skeleton cable provided by the utility model adds aramid yarn on the basis of existing technology, described aramid yarn is positioned at skeleton grooves one end near described reinforcement of described skeleton, the length direction of described aramid yarn is along the axis direction of described skeleton, and described aramid yarn is between described skeleton and described fibre ribbon.When installing this skeleton cable, described aramid yarn together imports in described skeleton grooves with described fibre ribbon, because described aramid yarn has good anti-tensile and tensile property, and flexility is excellent, therefore when this skeleton cable is subject to tension force or pulling force effect, described aramid yarn can share the effect of a part of power, decrease the acting force acted on described fibre ribbon, effectively decrease pulling force or tension force that described fibre ribbon is subject to, avoid described fibre ribbon to be damaged under strong wind or large percussive action, described aramid yarn can play very good protective effect to the described fibre ribbon being positioned at described skeleton grooves, and then effectively raise the anti-tensile resistance to tension of this skeleton cable.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of skeleton cable in prior art;
Fig. 2 is the structural representation of a kind of embodiment of skeleton cable provided by the utility model.
Embodiment
Core of the present utility model is to provide a kind of skeleton cable, and this skeleton cable effectively raises self anti-tensile tensile property.
In order to make those skilled in the art person understand the utility model scheme better, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Please refer to Fig. 2, Fig. 2 is the structural representation of a kind of embodiment of skeleton cable provided by the utility model.
In a kind of embodiment, skeleton cable wrap provided by the utility model draws together reinforcement 3, skeleton 4, fibre ribbon 2 and aramid yarn 8, reinforcement 3 inserts in the axially extending bore of skeleton 4, for support frame 4, fibre ribbon 2 is positioned at the skeleton grooves of skeleton 4, time in skeleton grooves fibre ribbon 2 being installed into skeleton 4, aramid yarn 8 is as the assistant reinforcement part of this skeleton cable, along with fibre ribbon 2 together imports in the skeleton grooves of skeleton 4, aramid yarn 8 is positioned at skeleton grooves one end near reinforcement 3 of skeleton 4, the length direction of aramid yarn 8 is along the axis direction of skeleton 4, the aramid yarn 8 of placement like this can contact with fibre ribbon 2 fully.
When skeleton cable is subject to the effect of tension force or pulling force, aramid yarn 8 can share a part of acting force, decrease the acting force acted on fibre ribbon 2, effectively decrease pulling force or tension force that fibre ribbon 2 is subject to, in addition, because aramid yarn 8 itself has good anti-tensile tensile property, and flexility is excellent, therefore fibre ribbon 2 can be avoided to be damaged under strong wind or large percussive action, aramid yarn 8 can play very good protective effect to the fibre ribbon 2 being positioned at described skeleton grooves, the setting of aramid yarn 8 effectively can improve the anti-tensile resistance to tension of this skeleton cable.
Further the cross sectional shape of aramid yarn 8 can be set to flat, flat in the application is one group of opposite face another group opposite face parallel is the structure of arc, the aramid yarn 8 of flat is after the skeleton grooves importing skeleton 4, space shared by aramid yarn 8 is little, less on the space proportion impact shared by fibre ribbon 2, on the basis of the withstand large pressure and withstand large impact property that ensure fibre ribbon 2 itself, the anti-tensile tensile property of this skeleton cable can be improved further.In addition; the width of aramid yarn 8 can also be set to identical with the width of the skeleton grooves of skeleton 4; so arrange and aramid yarn 8 can be facilitated to be installed in skeleton grooves; also the length of aramid yarn 8 can be set to identical with skeleton grooves 4 length in the axial direction of skeleton; so arrange is ensure that the entirety of fibre ribbon 2 can be protected on the one hand; avoid the too short Local Damaged causing fibre ribbon 2 of length because of aramid yarn 8, can also avoid on the other hand that the length because of aramid yarn 8 is long causes waste.
Further the skeleton grooves of skeleton 4 can be set to U-type groove, U-type groove can ensure that the space proportion that fibre ribbon 8 occupies is larger, and the aramid yarn 8 being convenient to strip is fitted with skeleton grooves and fibre ribbon 2 more closely, better improve the anti-tensile tensile property of this skeleton cable.In addition; the number of aramid yarn 8 can be set to identical with the number of the skeleton grooves of skeleton 4; and each aramid yarn 8 imports in a skeleton grooves; this set can ensure that the support effect of all directions of aramid yarn 8 pairs of skeletons 4 is even; when skeleton cable is subject to the impulsive force from any direction; can effectively keep out, better protection fibre ribbon 2, avoids fibre ribbon 2 sustain damage and affect use.
In addition, above-mentioned reinforcement 3 can adopt nonmetallic materials to make, the reinforcement 3 of nonmetallic materials can make the weight of skeleton cable lighter, use softer, and when using in multi-thunder area, can also avoid being struck by lightning, therefore have employed the reinforcement 3 of non-metallic material and imported the skeleton cable of aramid yarn 8, tension when can meet indoor use, anti-tensile, gentlier and more soft request for utilization, the requirement of multi-thunder area environment for use can also be met.
Concrete, above-mentioned skeleton cable can be 144 core enhancement mode skeleton cables, and namely skeleton 4 is provided with 6 skeleton grooves, and import 46 core optic fibre belt optics in each skeleton grooves, certainly, this skeleton cable also can be the skeleton cable of other core numbers.
Above skeleton cable provided by the utility model is described in detail.Apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (6)
1. a skeleton cable, comprise reinforcement (3), skeleton (4) and fibre ribbon (2), described fibre ribbon (2) is positioned at the skeleton grooves of described skeleton (4), described reinforcement (3) inserts the axially extending bore of described skeleton (4), it is characterized in that, also comprise aramid yarn (8), the skeleton grooves that described aramid yarn (8) is positioned at described skeleton (4) is near one end of described reinforcement (3), and the length direction of described aramid yarn (8) is along the axis direction of described skeleton (4).
2. skeleton cable according to claim 1, is characterized in that, the cross section of described aramid yarn (8) is flat horizontal surface.
3. skeleton cable according to claim 1, is characterized in that, the skeleton grooves of described skeleton (4) is U-type groove, and described aramid yarn (8) is arranged on the bottom land of described U-type groove.
4. skeleton cable according to claim 1, is characterized in that, the width of described aramid yarn (8) is identical with the skeleton grooves width of described skeleton (4).
5. skeleton cable according to claim 1, is characterized in that, the length of described aramid yarn (8) is identical with the skeleton grooves length in the axial direction of described skeleton (4).
6. the skeleton cable according to any one of claim 1-5, is characterized in that, the number of described aramid yarn (8) is identical with the number of the skeleton grooves of described skeleton (4), and one_to_one corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420667005.5U CN204188850U (en) | 2014-11-10 | 2014-11-10 | A kind of skeleton cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420667005.5U CN204188850U (en) | 2014-11-10 | 2014-11-10 | A kind of skeleton cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204188850U true CN204188850U (en) | 2015-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420667005.5U Active CN204188850U (en) | 2014-11-10 | 2014-11-10 | A kind of skeleton cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204188850U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107479157A (en) * | 2017-08-29 | 2017-12-15 | 西安西古光通信有限公司 | A kind of non-metallic optical fiber cables and preparation method thereof |
| JP2018017774A (en) * | 2016-07-25 | 2018-02-01 | 住友電気工業株式会社 | Optical fiber cable |
| CN116299927A (en) * | 2023-05-26 | 2023-06-23 | 长飞光纤光缆股份有限公司 | Skeleton type optical fiber ribbon optical cable |
-
2014
- 2014-11-10 CN CN201420667005.5U patent/CN204188850U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018017774A (en) * | 2016-07-25 | 2018-02-01 | 住友電気工業株式会社 | Optical fiber cable |
| CN107479157A (en) * | 2017-08-29 | 2017-12-15 | 西安西古光通信有限公司 | A kind of non-metallic optical fiber cables and preparation method thereof |
| CN116299927A (en) * | 2023-05-26 | 2023-06-23 | 长飞光纤光缆股份有限公司 | Skeleton type optical fiber ribbon optical cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 300450 Tianjin Binhai high tech Industrial Development Zone Huayuan Technology Park (outside the ring) Hai Qin development No. 9 Patentee after: Fortis special optical fiber cable (Tianjin) Co., Ltd. Address before: 300450 Tianjin Binhai New Area Binhai Hi-tech Industrial Development Zone Huayuan Science Park Patentee before: FUTONG ZHUDIAN SPECIAL CABLE (TIANJIN) CO., LTD. |
|
| CP03 | Change of name, title or address |