CN105005127A - Rodent-proof optical cable - Google Patents
Rodent-proof optical cable Download PDFInfo
- Publication number
- CN105005127A CN105005127A CN201510425268.4A CN201510425268A CN105005127A CN 105005127 A CN105005127 A CN 105005127A CN 201510425268 A CN201510425268 A CN 201510425268A CN 105005127 A CN105005127 A CN 105005127A
- Authority
- CN
- China
- Prior art keywords
- cavity
- sheath
- optical cable
- reinforced pipe
- center sleeve
- 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.)
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
- G02B6/4432—Protective covering with fibre reinforcements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/441—Optical cables built up from sub-bundles
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses a rodent-proof optical cable. The rodent-proof optical cable comprises a sheath and a central sleeve arranged in the center of the sheath, fiber paste is filled in the central sleeve, a plurality of optical fibers are fixed in the central sleeve, an outer wall of the sheath is sleeved by a reinforcing pipe, a plurality of cavities are arranged in the reinforcing pipe, capsaicin is filled in the cavities, a plurality of groups of cavities are distributed along the center of the reinforcing pipe, and each group of cavities comprise a plurality of cavities uniformly distributed along the circumferential direction of the reinforcing pipe. According to the rodent-proof optical cable, there is no metal component in the reinforcing pipe, the optical fibers positioned in the center of the cable can be prevented from external moisture with multiple protection of the reinforcing pipe, the sheath, and the central sleeve, stable working performance of the optical cable in mountain water-rich areas and regions is guaranteed, and the service lifetime of the optical cable is extended.
Description
Technical field
The present invention relates to fiber optic cable manufacture field, specifically refer to a kind of anti-bite optical cable.
Background technology
In daily life, because light is more much lower in the loss of electric wire conduction than electricity in fibre-optic conduction loss, optical fiber is used as the information transmission of long distance.Most optical fiber before use must be coated by which floor operator guards, and namely the cable after coated is called as optical cable, and the protective seam of fiber outer layer and insulation course can prevent surrounding environment to the injury of optical fiber, Ru Shui, fire, electric shock etc.
For the requirement with optical cable laying landform, while meeting optical cable transmission performance, also require that optical cable meets the applicability to laying environment, as the optical cable laying demand fulfillment insect protected at Mountainous Regions destroys, the particularly rodent such as mouse, existing rodent-resistant cable mainly adopts two kinds of forms: 1, adopt chemical method, capsicim is increased in Cable jacket materials, this kind of method meeting environmental concerns in production run and use, as time goes by simultaneously, capsicim easily volatilizees from sheath material, causes optical cable to lose protection against rodents ability; 2, mechanical means is adopted, mainly increase the number of plies of steel-tape armouring and the thickness of steel band, this kind of method increases causing the weight of optical cable, cost raises, and difficulty of construction is large, be not suitable for the built on stilts construction in mountain area especially, simultaneously after oversheath is snapped, steel band is exposed as easy as rolling off a logly in atmosphere to get rusty, and loses anti-rat.
Summary of the invention
The object of the present invention is to provide a kind of anti-bite optical cable, with reach be reduced in Mountainous Regions optical cable laying time mouse suffer from etc. the object had a strong impact on is caused to optical cable.
Object of the present invention is achieved through the following technical solutions:
A kind of anti-bite optical cable, comprise sheath and be arranged on the center sleeve in the middle part of sheath, fine cream is filled with in described center sleeve, and in multiple optical fiber dead center sleeve pipe, the outer wall of described sheath is arranged with reinforced pipe, and have along its axis the cavity that multiple cross section is ellipse in described reinforced pipe, capsicim is filled with in cavity, described cavity is many groups along the distribution of the reinforced pipe center of circle, and often organize cavity and comprise and be evenly distributed on reinforced pipe circumferentially multiple, and in described cavity, be arranged at intervals with multiple anti-overflow piece, the described anti-overflow block of elastic caoutchouc contacted with each other by two ends is formed, the other end of elastic caoutchouc is fixed on cavity inner wall, also comprise connector, described connector is set on sheath, and the end of center sleeve runs through the middle part of described connector, and described connector offers the L shape through hole with multiple cavity connects.For in prior art, the optical cable laying of Mountainous Regions is vulnerable to the destruction of the rodents such as mouse, cause the sheath of optical cable impaired, and the metallic supports being positioned at sheath is easily subject to cargo sweat, and then shorten the problem in optical cable serviceable life, the present invention is first at the middle part dead center sleeve pipe of sheath, ensure the outer circle wall of center sleeve and the inwall close contact of sheath simultaneously, after in multiple optical fiber centering sleeve pipe, fine cream is filled again in center sleeve, jacket inner wall is completely supported, and then at the sheathed one deck reinforced pipe of the outer wall of sheath, and in reinforced pipe, offer multiple cavity, the material that capsicim etc. can expel mouse is filled in cavity, and by multiple cavity by many groups that distribute along the reinforced pipe center of circle, and often organize cavity and comprise and be evenly distributed on reinforced pipe multiple mode circumferentially and arrange, namely the processing of optical cable is completed, and the present invention in use, when running into mouse and suffering from, mouse baits reinforced pipe until the cavity on reinforced pipe is broken, namely discharge capsicim to stop baiting further of mouse at once, any hardware is not set in reinforced pipe simultaneously, namely at reinforced pipe, under the multiple protective of sheath and center sleeve, be positioned at the impact that RC optical fiber can not be subject to extraneous moisture, and then ensure the serviceability that optical cable is stable in water enrichment area area, mountain region, extend the serviceable life of optical cable, in center sleeve, the gap location of multiple optical fiber is all filled with fine cream simultaneously, the effect of mechanical damping can also be played while can being fixed sleeve pipe and optical fiber to a certain extent, final realization ensures the compact of optical cable inner structure, improve the object of the counter-bending and damage-retardation performance of optical cable.
Further, after optical cable is broken by the teeth by mouse, the capsicim being positioned at cavity can scatter very soon, thus lose the function of rat destruction, and the present invention interval in cavity arranges multiple anti-overflow piece, again multiple less cavity is divided into by cavity, serious region, location is suffered from mouse, when the capsicim in cavity runs off totally, operating personnel supplement capsicim by the connector being positioned at sheath end again to each cavity, ensure the repellent effect of optical cable, concrete injection flow process is as follows: capsicim is injected into the gap location between sheath and connector inwall by L shape through hole, then the cavity wall along multiple cavity flows into cavity, along with the increase of injecting capsicim amount, pressure in cavity increases, there is gap in the anti-overflow piece of middle part that the elastic caoutchouc that cavity inner wall contacts with each other by two is formed, namely capsicim enters next little cavity by this gap, until fill each little cavity, simultaneously, the anti-overflow piece of refluence that can stop capsicim, multiple little cavity is made to form relatively independent part, continue to keep the expulsion effect to mouse.
Described jacket inner wall is disposed with reticulate pattern composite band, waterstop along the radial inward of described sheath, and the outer wall of described center sleeve contacts with the inwall of waterstop.The reticulate pattern composite band radially-inwardly set gradually along sheath, waterstop play multi-stage protection effect to sleeve pipe simultaneously; reticulate pattern composite band can further improve the bend performance of optical cable simultaneously; waterstop can prevent from scurrying in optical fiber in the location part aqueous vapor of water enrichment area; while ensureing that serviceability stablized by optical fiber, be reduced in cable bend stressed time optical fiber impaired probability.
The many groups of interlaced settings of described cavity.As preferably; the annular that multiple cavity is formed is crisscross arranged; realize protecting the multilayer of reinforced pipe; namely after the cavity of ground floor destruction makes part capsicim discharge by mouse; secondary is carried out when baiting in the same position of remaining mouse to optical cable, and the capsicim in the cavity of the second layer and cavity can carry out secondary protection to it, the like; the reinforced pipe be set on sheath can carry out multiple protective to the core of optical cable, and then reaches the object in the serviceable life extending optical cable.
The present invention compared with prior art, has following advantage and beneficial effect:
1, the present invention is under the multiple protective of reinforced pipe, sheath and center sleeve, be positioned at the impact that RC optical fiber can not be subject to extraneous moisture, and then ensure the serviceability that optical cable is stable in water enrichment area area, mountain region, extend the serviceable life of optical cable, in center sleeve, the gap location of multiple optical fiber is all filled with fine cream simultaneously, the effect of mechanical damping can also be played while can being fixed sleeve pipe and optical fiber to a certain extent, final realization ensures the compact of optical cable inner structure, improves the object of the counter-bending and damage-retardation performance of optical cable;
2, the present invention radially-inwardly sets gradually along sheath reticulate pattern composite band, waterstop play multi-stage protection effect to sleeve pipe simultaneously, reticulate pattern composite band can further improve the bend performance of optical cable simultaneously, waterstop can prevent from scurrying in optical fiber in the location part aqueous vapor of water enrichment area, while ensureing that serviceability stablized by optical fiber, be reduced in cable bend stressed time optical fiber impaired probability;
3, the present invention is after the cavity of ground floor destruction makes part capsicim discharge by mouse; secondary is carried out when baiting in the same position of remaining mouse to optical cable; capsicim in the cavity of the second layer and cavity can carry out secondary protection to it; the like; the reinforced pipe be set on sheath can carry out multiple protective to the core of optical cable, and then reaches the object in the serviceable life extending optical cable.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide the further understanding to the embodiment of the present invention, forms a application's part, does not form the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of connector;
Mark and corresponding parts title in accompanying drawing:
1-sheath, 2-reinforced pipe, 3-cavity, 4-reticulate pattern composite band, 5-waterstop, 6-center sleeve, 7-optical fiber, 8-fine cream, 9-connector, 10-L shape through hole, anti-overflow piece of 11-.
Embodiment
Clearly understand for making the object, technical solutions and advantages of the present invention, below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, and exemplary embodiment of the present invention and explanation thereof are only for explaining the present invention, not as a limitation of the invention.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment comprises sheath 1 and is arranged on the center sleeve 6 in the middle part of sheath 1, fine cream 8 is filled with in described center sleeve 6, and in multiple optical fiber 7 dead center sleeve pipe 6, the outer wall of described sheath 1 is arranged with reinforced pipe 2, and have along its axis the cavity 3 that multiple cross section is ellipse in described reinforced pipe 2, capsicim is filled with in cavity 3, described cavity 3 is many groups along the distribution of reinforced pipe 2 center of circle, and often organize cavity 3 and comprise and be evenly distributed on reinforced pipe 2 circumferentially multiple, and be arranged at intervals with multiple anti-overflow piece 11 in described cavity 3, described anti-overflow piece 11 elastic caoutchouc contacted with each other by two ends is formed, the other end of elastic caoutchouc is fixed on cavity 3 inwall, also comprise connector 9, described connector 9 is set on sheath 1, and the end of center sleeve 6 runs through the middle part of described connector 9, and described connector 9 offers the L shape through hole 10 be communicated with multiple cavity 3.For in prior art, the optical cable laying of Mountainous Regions is vulnerable to the destruction of the rodents such as mouse, cause the sheath of optical cable impaired, and the metallic supports being positioned at sheath is easily subject to cargo sweat, and then shorten the problem in optical cable serviceable life, the present invention is first at the middle part dead center sleeve pipe 6 of sheath 1, ensure the outer circle wall of center sleeve 6 and the inwall close contact of sheath 1 simultaneously, after in multiple optical fiber 7 centering sleeve pipe 6, fine cream 8 is filled again in center sleeve 6, sheath 1 inwall is completely supported, and then at the sheathed one deck reinforced pipe 2 of the outer wall of sheath 1, and in reinforced pipe 2, offer multiple cavity 3, the material that capsicim etc. can expel mouse is filled in cavity 3, and by multiple cavity 3 by many groups that distribute along reinforced pipe 2 center of circle, and often organize cavity 3 and comprise and be evenly distributed on reinforced pipe 2 multiple mode circumferentially and arrange, namely the processing of optical cable is completed, and the present invention in use, when running into mouse and suffering from, mouse baits reinforced pipe 2 until the cavity 3 on reinforced pipe 2 is broken, namely discharge capsicim to stop baiting further of mouse at once, any hardware is not set in reinforced pipe 2 simultaneously, namely at reinforced pipe 2, under the multiple protective of sheath 1 and center sleeve 6, be positioned at the impact that RC optical fiber 7 can not be subject to extraneous moisture, and then ensure the serviceability that optical cable is stable in water enrichment area area, mountain region, extend the serviceable life of optical cable, in center sleeve 6, the gap location of multiple optical fiber 7 is all filled with fine cream 8 simultaneously, the effect of mechanical damping can also be played while can being fixed sleeve pipe and optical fiber 7 to a certain extent, final realization ensures the compact of optical cable inner structure, improve the object of the counter-bending and damage-retardation performance of optical cable.
Further, after optical cable is broken by the teeth by mouse, the capsicim being positioned at cavity 3 can scatter very soon, thus lose the function of rat destruction, and the present embodiment interval in cavity 3 arranges multiple anti-overflow piece 11, again multiple less cavity is divided into by cavity 3, serious region, location is suffered from mouse, when the capsicim in cavity 3 runs off totally, operating personnel supplement capsicim by the connector being positioned at sheath 1 end again to each cavity 3, ensure the repellent effect of optical cable, concrete injection flow process is as follows: capsicim is injected into the gap location between sheath 1 and connector 9 inwall by L shape through hole 10, then the cavity wall along multiple cavity 3 flows into cavity 3, along with the increase of injecting capsicim amount, pressure in cavity 3 increases, gap is there is in the middle part of anti-overflow piece 11 that makes to be made up of two elastic caoutchoucs contacted with each other on cavity 3 inwall, namely capsicim enters next little cavity by this gap, until fill each little cavity, simultaneously, the refluence of capsicim can be stoped for anti-overflow piece 11, multiple little cavity is made to form relatively independent part, continue to keep the expulsion effect to mouse.
The reticulate pattern composite band 4 radially-inwardly set gradually along sheath 1, waterstop 5 play multi-stage protection effect to sleeve pipe simultaneously; reticulate pattern composite band 4 can further improve the bend performance of optical cable simultaneously; waterstop 5 can prevent from scurrying in optical fiber 7 in the location part aqueous vapor of water enrichment area; while ensureing optical fiber 7 steady operation performance, be reduced in cable bend stressed time optical fiber 7 impaired probability.
As preferably; the annular that multiple cavity 3 is formed is crisscross arranged; realize protecting the multilayer of reinforced pipe 2; namely after the cavity 3 of ground floor destruction makes part capsicim discharge by mouse; secondary is carried out when baiting in the same position of remaining mouse to optical cable; capsicim in the cavity 3 of the second layer and cavity 3 can carry out secondary protection to it; the like; the reinforced pipe 2 be set on sheath 1 can carry out multiple protective to the core of optical cable, and then reaches the object in the serviceable life extending optical cable.
Above-described embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. an anti-bite optical cable, comprise sheath (1) and be arranged on the center sleeve (6) at sheath (1) middle part, fine cream (8) is filled with in described center sleeve (6), and in multiple optical fiber (7) dead center sleeve pipe (6), it is characterized in that: on the outer wall of described sheath (1), be arranged with reinforced pipe (2), and be oval cavity (3) having multiple cross section along its axis in described reinforced pipe (2), cavity is filled with capsicim in (3), described cavity (3) is many groups along the distribution of reinforced pipe (2) center of circle, and often organize cavity (3) and comprise and be evenly distributed on reinforced pipe (2) circumferentially multiple, and be arranged at intervals with in described cavity (3) multiple anti-overflow piece (11), the elastic caoutchouc that described anti-overflow piece (11) are contacted with each other by two ends is formed, the other end of elastic caoutchouc is fixed on cavity (3) inwall, also comprise connector (9), described connector (9) is set on sheath (1), and the end of center sleeve (6) runs through the middle part of described connector (9), and described connector (9) offers the L shape through hole (10) be communicated with multiple cavity (3).
2. the anti-bite optical cable of one according to claim 1, it is characterized in that: on described sheath (1) inwall, be disposed with reticulate pattern composite band (4), waterstop (5) along the radial inward of described sheath (1), and the outer wall of described center sleeve (6) contacts with the inwall of waterstop (5).
3. the anti-bite optical cable of one according to claim 1, is characterized in that: described cavity (3) the interlaced setting of many groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510425268.4A CN105005127B (en) | 2015-07-20 | 2015-07-20 | A kind of anti-bite optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510425268.4A CN105005127B (en) | 2015-07-20 | 2015-07-20 | A kind of anti-bite optical cable |
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| Publication Number | Publication Date |
|---|---|
| CN105005127A true CN105005127A (en) | 2015-10-28 |
| CN105005127B CN105005127B (en) | 2018-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510425268.4A Active CN105005127B (en) | 2015-07-20 | 2015-07-20 | A kind of anti-bite optical cable |
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| Country | Link |
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| CN (1) | CN105005127B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105676389A (en) * | 2016-04-14 | 2016-06-15 | 杭州富通通信技术股份有限公司 | Optical cable |
| CN105842801A (en) * | 2016-05-04 | 2016-08-10 | 通鼎互联信息股份有限公司 | Lightweight rodent-resistant optical cable |
| CN110828044A (en) * | 2019-11-17 | 2020-02-21 | 海南天成宏业互联网投资有限责任公司 | Computer cable |
| CN111427125A (en) * | 2020-03-30 | 2020-07-17 | 杭州富通通信技术股份有限公司 | Butterfly-shaped optical cable capable of preventing mouse biting |
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| CN203300273U (en) * | 2013-05-15 | 2013-11-20 | 常州南方电力设备有限公司 | Protection-type cable |
| CN103424831A (en) * | 2013-07-26 | 2013-12-04 | 成都亨通光通信有限公司 | Round ADSS (all-dielectric self-supporting optic fiber cable) |
| EP2857881A1 (en) * | 2012-05-24 | 2015-04-08 | Yangtze Optical Fibre and Cable Joint Stock Limited Company | Fully dry, central tube-type air blown micro optical fiber |
| CN104616799A (en) * | 2015-01-31 | 2015-05-13 | 安徽红旗电缆集团有限公司 | Rat-proof and termite-proof cable |
| CN204882981U (en) * | 2015-07-20 | 2015-12-16 | 成都亨通兆业精密机械有限公司 | Rodent -resistant cable |
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2015
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2857881A1 (en) * | 2012-05-24 | 2015-04-08 | Yangtze Optical Fibre and Cable Joint Stock Limited Company | Fully dry, central tube-type air blown micro optical fiber |
| CN203300273U (en) * | 2013-05-15 | 2013-11-20 | 常州南方电力设备有限公司 | Protection-type cable |
| CN103424831A (en) * | 2013-07-26 | 2013-12-04 | 成都亨通光通信有限公司 | Round ADSS (all-dielectric self-supporting optic fiber cable) |
| CN104616799A (en) * | 2015-01-31 | 2015-05-13 | 安徽红旗电缆集团有限公司 | Rat-proof and termite-proof cable |
| CN204882981U (en) * | 2015-07-20 | 2015-12-16 | 成都亨通兆业精密机械有限公司 | Rodent -resistant cable |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105676389A (en) * | 2016-04-14 | 2016-06-15 | 杭州富通通信技术股份有限公司 | Optical cable |
| CN105676389B (en) * | 2016-04-14 | 2018-08-07 | 杭州富通通信技术股份有限公司 | A kind of optical cable |
| CN105842801A (en) * | 2016-05-04 | 2016-08-10 | 通鼎互联信息股份有限公司 | Lightweight rodent-resistant optical cable |
| CN110828044A (en) * | 2019-11-17 | 2020-02-21 | 海南天成宏业互联网投资有限责任公司 | Computer cable |
| CN111427125A (en) * | 2020-03-30 | 2020-07-17 | 杭州富通通信技术股份有限公司 | Butterfly-shaped optical cable capable of preventing mouse biting |
| CN111427125B (en) * | 2020-03-30 | 2021-04-16 | 杭州富通通信技术股份有限公司 | Butterfly-shaped optical cable capable of preventing mouse biting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105005127B (en) | 2018-10-23 |
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Effective date of registration: 20180912 Address after: 311300 248 Linglong street, Ling'an District, Hangzhou, Zhejiang Applicant after: Hangzhou Light Communication Technology Co., Ltd. Address before: 610000 Longtan Industrial Park, two section of Chenghua District East Three Ring Road, Chengdu, Sichuan. Applicant before: CHENGDU HENGTONG ZHAOYE PRECISION MACHINERY CO., LTD. |
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