CN108802936A - A kind of reinforced optical cable of radiation hardness bending resistance - Google Patents
A kind of reinforced optical cable of radiation hardness bending resistance Download PDFInfo
- Publication number
- CN108802936A CN108802936A CN201810728234.6A CN201810728234A CN108802936A CN 108802936 A CN108802936 A CN 108802936A CN 201810728234 A CN201810728234 A CN 201810728234A CN 108802936 A CN108802936 A CN 108802936A
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- China
- Prior art keywords
- optical fiber
- outer tube
- arc
- inner sleeve
- sleeve
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- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electric Cable Arrangement Between Relatively Moving Parts (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses a kind of reinforced optical cables of radiation hardness bending resistance, including the first outer tube and multiple first optical fiber, multiple first optical fiber are mounted in the first outer tube, it is provided with the first inner sleeve between first optical fiber and the first optical fiber, first inner sleeve is socketed on multiple first optical fiber, it is provided with mobile layer between first outer tube and the first inner sleeve, loose collar is installed in the mobile layer, the loose collar includes multiple arcs axis and multiple arcs set, the both ends of the arc shaft are plugged in respectively in two arc sleeves, the arc shaft replaces installation with the position of arc sleeve, the second inner sleeve is installed on the inside of multiple first optical fiber.The present invention separates optical fiber between each other, and mutual friction and Extrusion friction causes to damage between avoiding, while also functioning to the effect of protection optical fiber, while movable device and elastic mechanism ensure that cable interior has certain activity space, are capable of the damage of internal structure.
Description
Technical field
The present invention relates to optical cable technology field more particularly to a kind of reinforced optical cables of radiation hardness bending resistance.
Background technology
Optical fiber cable is a kind of communication cable, is made of two or more glass or plastic light fibre core, these fiber cores positions
In in protective coating, covered by plastic pvc outer sleeve.The signal transmission carried out along internal optical fiber generally uses infrared
Line, fiber optic communication are one of the important ways of present information transmission, it has, and capacity is big, repeater span is long, good confidentiality, not by
The advantages that electromagnetic interference and saving copper material.
But optical cable generally requires to dispose over long distances, the length of placement is very long, since winding displacement can be very complicated, exists
Many angles and positions for needing to bend, optical cable excessively bend and are easy to lose optical fiber, cause to damage to the internal structure of optical cable, together
When optical cable will produce certain radiation when work, for the people that is exposed to for a long time around optical cable, there are insecurity.
Invention content
The purpose of the present invention is to solve disadvantages existing in the prior art, such as：It is usually needed during optical cable use
Bending, resist bending insufficient strength be easy to cause internal structure and lose, and a kind of reinforced optical cable of radiation hardness bending resistance proposed.
To achieve the goals above, present invention employs following technical solutions：
A kind of reinforced optical cable of radiation hardness bending resistance, including the first outer tube and multiple first optical fiber, multiple first light
Fibre is mounted in the first outer tube, and the first inner sleeve, first inner sleeve are provided between first optical fiber and the first optical fiber
Pipe sleeve is connected on multiple first optical fiber, and mobile layer, the mobile layer are provided between first outer tube and the first inner sleeve
Loose collar is inside installed, the loose collar includes multiple arcs axis and multiple arcs set, and the both ends of the arc shaft plug respectively
In two arc sleeves, the arc shaft replaces installation with the position of arc sleeve, is equipped on the inside of multiple first optical fiber
Second inner sleeve is equipped with isolating bar between multiple first optical fiber, the second outer tube is equipped in second inner sleeve,
It is provided with the second optical fiber in second outer tube, elasticity layer is set between second inner sleeve and the second outer tube, institute
The inner wall for stating the second inner sleeve offers sliding slot, and multiple movable devices are slidably connected on the sliding slot.
Preferably, the movable device includes the first sliding block and elastic piece, and first sliding block is slidably connected with sliding slot, institute
The both ends for stating elastic piece are rotatablely connected with the first sliding block, and the second sliding block, second outer tube are socketed on the elastic piece
Outside be provided with arc groove corresponding with the second sliding block, second sliding block is slidably connected with annular groove, multiple elasticity
It is fixedly connected with connecting shaft between piece, elastic mechanism is provided in the connecting shaft.
Preferably, the elastic mechanism includes movable sleeve and fixed block, and the movable sleeve is socketed on fixed block, the work
The dynamic one end of set far from fixed block is slidably connected with sliding slot, and the one end of the fixed block far from movable sleeve is fixed with connecting shaft to be connected
It connects.
Preferably, the both ends of the arc shaft are both provided with limited block, are offered in the arc sleeve corresponding with limited block
Limiting slot, the limited block and limiting slot are clamped.
Preferably, anti-spoke layer is connected on the inner wall of first outer tube, the material of the anti-spoke layer is aluminium foil.
Preferably, the material of first inner sleeve is wear-and corrosion-resistant rubber, and the material of first outer tube is FRP.
Compared with prior art, the beneficial effects of the invention are as follows：By in first sleeve, the second casing, isolating bar, first
The mutual cooperation of casing and the second inner sleeve separates optical fiber between each other, between avoiding mutual friction and Extrusion friction cause
Damage, while also functioning to the effect of protection optical fiber；
Movable device and elastic mechanism ensure that cable interior has certain activity space, when bending, no
It can be excessively firm due to optical cable so that internal structure is pulled by height when bending, to cause the damage of internal structure
Wound, while the effect of radiation is isolated, the people for contacting optical cable for a long time can be effectively protected.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the reinforced optical cable of radiation hardness bending resistance proposed by the present invention；
Fig. 2 is the structural schematic diagram at A in Fig. 1；
Fig. 3 is the structural schematic diagram at B in Fig. 1.
In figure：1 arc sleeve, 2 first outer tubes, 3 arc shafts, 4 first optical fiber, 5 sliding slots, 6 second outer tubes, 7 isolating bars,
8 second inner sleeves, 9 second optical fiber, 10 connecting shafts, 11 first inner sleeves, 12 second sliding blocks, 13 first sliding blocks, 14 movable sleeves, 15
Fixed block, 16 elastic pieces.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term "upper", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation, with
Specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Referring to Fig.1-3, a kind of reinforced optical cable of radiation hardness bending resistance, including the first outer tube 2 and multiple first optical fiber 4 are more
A first optical fiber 4 is mounted in the first outer tube 2, and the first inner sleeve 11 is provided between the first optical fiber 4 and the first optical fiber 4, the
One inner sleeve 11 is socketed on multiple first optical fiber 4, and mobile layer is provided between the first outer tube 2 and the first inner sleeve 11, the
The material of one inner sleeve 11 is wear-and corrosion-resistant rubber, and the material of the first outer tube 2 is FRP, and FRP materials are light and hard, mechanical strength
Height can play a good protective effect, and anti-spoke layer is connected on the inner wall of the first outer tube 2, and the material of anti-spoke layer is aluminium foil,
The first outer tube 2 inner wall installation aluminium foil can radiation protection, avoid optical cable generates in use radiate to ambient enviroment
It impacts, while aluminium foil material is soft, can adapt to the requirement of the presence curling of optical cable, loose collar is installed in mobile layer,
Loose collar includes multiple arcs axis 3 and multiple arcs set 1, and the both ends of arc shaft 3 are plugged in respectively in two arc sleeves 1, arc
Axis 3 replaces installation with the position of arc sleeve 1, and the both ends of arc shaft 3 are both provided with limited block, offer and limit in arc sleeve 1
The corresponding limiting slot of block, limited block and limiting slot are clamped, and limited block plays the role of limit, control arc shaft 3 and arc sleeve 1 it
Between relatively movable range, avoid since scope of activities is excessive so that the two is detached between each other, multiple first optical fiber 4 it is interior
Side is equipped with the second inner sleeve 8, and isolating bar 7 is equipped between multiple first optical fiber 4, is equipped with outside second in the second inner sleeve 8
Casing 6 is provided with the second optical fiber 9 in second outer tube 6, elasticity layer is arranged between the second inner sleeve 8 and the second outer tube 6,
The inner wall of second inner sleeve 8 offers sliding slot 5, and multiple movable devices are slidably connected on sliding slot 5；
Wherein, movable device includes the first sliding block 13 and elastic piece 16, and the first sliding block 13 is slidably connected with sliding slot 5, elasticity
The both ends of piece 16 are rotatablely connected with the first sliding block 13, and the second sliding block 12, the outside of the second outer tube 6 are socketed on elastic piece 16
It is provided with arc groove corresponding with the second sliding block 12, the second sliding block 12 is slidably connected with annular groove, solid between multiple elastic pieces 16
Surely it is connected with connecting shaft 10, elastic mechanism is provided in connecting shaft 10, when optical cable is squeezed by the external world, or need to be bent
When, due to outer force effect, the first sliding block 13 and the second sliding block 12 can drive elastic piece 16 to be slided in elastic layer, elastic piece 16
Opposite central point of the offset far from bending in the position at place avoids to reserve enough spaces due to narrow space so that the
Two optical fiber 9 and 4 both sides of the first optical fiber are caused stretching transition and are damaged, elastic machine by the pressure of larger bending or extruding
Structure includes movable sleeve 14 and fixed block 15, and movable sleeve 14 is socketed on fixed block 15, the one end of movable sleeve 14 far from fixed block 15
It is slidably connected with sliding slot 5, the one end of fixed block 15 far from movable sleeve 14 is fixedly connected with connecting shaft 10, is squeezed when optical cable
When, since connecting shaft 10 has elasticity, in order to reserve enough spaces, connecting shaft 10 can be deformed upon inevitably,
Corresponding connecting shaft 10 can drive fixed block 15 to be moved to movable sleeve 14, and the sliding in sliding slot 5 of movable sleeve 14 controls connecting shaft 10
The track and direction of deformation.
In the present invention, when user uses the device, when there is needing bending in optical cable, the knot of the first outer tube 2
Structure can deform upon accordingly, can be relatively moved between arc shaft 3 and arc sleeve 1, simultaneously as between each first optical fiber 4
Isolation has isolating bar 7, avoids reciprocal influence between the first optical fiber 4, optical cable winding displacement that the place being bent is needed to be provided with moving machine
Structure and elastic mechanism, elastic piece 16 can walk quickly and keep away the center for holding active force, and the first sliding block 13 sliding slot 5 can slide relatively, while second
Sliding block 12 will also slide so that each elastic piece 16 deviates the center of active force, reserves enough spaces, is supplied to the second light
Fibre 9 and the first optical fiber 4 are bent, and avoid the second optical fiber 9 and 4 both sides of the first optical fiber excessive by pressure.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of reinforced optical cable of radiation hardness bending resistance, including the first outer tube (2) and multiple first optical fiber (4), multiple described
One optical fiber (4) is mounted in the first outer tube (2), which is characterized in that is set between first optical fiber (4) and the first optical fiber (4)
It is equipped with the first inner sleeve (11), first inner sleeve (11) is socketed on multiple first optical fiber (4), first outer tube
(2) it is provided with mobile layer between the first inner sleeve (11), loose collar is installed in the mobile layer, the loose collar includes more
The both ends of a arc shaft (3) and multiple arcs set (1), the arc shaft (3) are plugged in respectively in two arc sleeves (1), described
Arc shaft (3) replaces installation with the position of arc sleeve (1), and the second inner sleeve is equipped on the inside of multiple first optical fiber (4)
(8), isolating bar (7) is installed between multiple first optical fiber (4), the second housing is installed in second inner sleeve (8)
Manage (6), be provided with the second optical fiber (9) in second outer tube (6), second inner sleeve (8) and the second outer tube (6) it
Between elasticity layer is set, the inner wall of second inner sleeve (8) offers sliding slot (5), is slidably connected on the sliding slot (5) more
A movable device.
2. a kind of reinforced optical cable of radiation hardness bending resistance according to claim 1, which is characterized in that the movable device includes
First sliding block (13) and elastic piece (16), first sliding block (13) are slidably connected with sliding slot (5), and the two of the elastic piece (16)
End is rotatablely connected with the first sliding block (13), and the second sliding block (12), second outer tube are socketed on the elastic piece (16)
(6) arc groove corresponding with the second sliding block (12) is provided on the outside of, second sliding block (12) is slidably connected with annular groove, more
It is fixedly connected with connecting shaft (10) between a elastic piece (16), elastic mechanism is provided on the connecting shaft (10).
3. a kind of reinforced optical cable of radiation hardness bending resistance according to claim 2, which is characterized in that the elastic mechanism includes
Movable sleeve (14) and fixed block (15), the movable sleeve (14) are socketed on fixed block (15), and the movable sleeve (14) is far from solid
The one end and sliding slot (5) for determining block (15) are slidably connected, the fixed block (15) one end and connecting shaft far from movable sleeve (14)
(10) it is fixedly connected.
4. a kind of reinforced optical cable of radiation hardness bending resistance according to claim 1, which is characterized in that the arc shaft (3)
Both ends are both provided with limited block, and limiting slot corresponding with limited block, the limited block and limit are offered in the arc sleeve (1)
Slot is clamped.
5. a kind of reinforced optical cable of radiation hardness bending resistance according to claim 1, which is characterized in that first outer tube
(2) anti-spoke layer is connected on inner wall, the material of the anti-spoke layer is aluminium foil.
6. a kind of reinforced optical cable of radiation hardness bending resistance according to claim 1, which is characterized in that first inner sleeve
(11) material is wear-and corrosion-resistant rubber, and the material of first outer tube (2) is FRP.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810728234.6A CN108802936B (en) | 2018-07-05 | 2018-07-05 | Radiation-resistant and bending-resistant reinforced optical cable |
| CN202010401777.4A CN111505779B (en) | 2018-07-05 | 2018-07-05 | Radiation-resistant and bending-resistant reinforced optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810728234.6A CN108802936B (en) | 2018-07-05 | 2018-07-05 | Radiation-resistant and bending-resistant reinforced optical cable |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010401777.4A Division CN111505779B (en) | 2018-07-05 | 2018-07-05 | Radiation-resistant and bending-resistant reinforced optical cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108802936A true CN108802936A (en) | 2018-11-13 |
| CN108802936B CN108802936B (en) | 2020-06-12 |
Family
ID=64074682
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810728234.6A Active CN108802936B (en) | 2018-07-05 | 2018-07-05 | Radiation-resistant and bending-resistant reinforced optical cable |
| CN202010401777.4A Active CN111505779B (en) | 2018-07-05 | 2018-07-05 | Radiation-resistant and bending-resistant reinforced optical cable |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010401777.4A Active CN111505779B (en) | 2018-07-05 | 2018-07-05 | Radiation-resistant and bending-resistant reinforced optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN108802936B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109782407A (en) * | 2019-03-26 | 2019-05-21 | 浙江大丰管网有限公司 | A kind of communications optical cable and manufacturing equipment |
| CN111352198A (en) * | 2020-04-17 | 2020-06-30 | 田朝阳 | Impact-resistant optical fiber for 5G communication |
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| EP0816885A2 (en) * | 1996-06-18 | 1998-01-07 | Brugg Telecom AG | Optical cable with armouring and use of the same |
| CN103941365A (en) * | 2014-04-18 | 2014-07-23 | 上海亨通宏普通信技术有限公司 | Ultra-flexible armored cable, ultra-flexible armored optical patch cord and optical cable crimping device for manufacture |
| US20160202437A1 (en) * | 2013-09-27 | 2016-07-14 | Corning Optical Communications LLC | Optical communication cable |
| CN105929503A (en) * | 2016-06-12 | 2016-09-07 | 中国电子科技集团公司第八研究所 | Loose lapping reinforced buffering type flexible radiation resistant optical cable and manufacturing method thereof |
| CN206321839U (en) * | 2016-12-26 | 2017-07-11 | 江苏盈科通信科技有限公司 | A kind of termite proof cable |
Family Cites Families (5)
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| GB8602107D0 (en) * | 1986-01-29 | 1986-03-05 | Bicc Plc | Optical cable |
| US6415085B1 (en) * | 1995-08-01 | 2002-07-02 | At&T Corp. | Sub-miniature optical fiber cables, and apparatuses and methods for making the sub-miniature optical fiber cables |
| JP2000180679A (en) * | 1998-12-10 | 2000-06-30 | Hitachi Cable Ltd | Tape slot-type optical fiber cable |
| US9110266B2 (en) * | 2011-07-29 | 2015-08-18 | Corning Cable Systems Llc | Fiber optic cables seal and/or strain relief members, and related assemblies and methods |
| CN206321836U (en) * | 2016-12-26 | 2017-07-11 | 江苏盈科通信科技有限公司 | A kind of rodent-resistant cable |
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2018
- 2018-07-05 CN CN201810728234.6A patent/CN108802936B/en active Active
- 2018-07-05 CN CN202010401777.4A patent/CN111505779B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0816885A2 (en) * | 1996-06-18 | 1998-01-07 | Brugg Telecom AG | Optical cable with armouring and use of the same |
| US20160202437A1 (en) * | 2013-09-27 | 2016-07-14 | Corning Optical Communications LLC | Optical communication cable |
| CN103941365A (en) * | 2014-04-18 | 2014-07-23 | 上海亨通宏普通信技术有限公司 | Ultra-flexible armored cable, ultra-flexible armored optical patch cord and optical cable crimping device for manufacture |
| CN105929503A (en) * | 2016-06-12 | 2016-09-07 | 中国电子科技集团公司第八研究所 | Loose lapping reinforced buffering type flexible radiation resistant optical cable and manufacturing method thereof |
| CN206321839U (en) * | 2016-12-26 | 2017-07-11 | 江苏盈科通信科技有限公司 | A kind of termite proof cable |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109782407A (en) * | 2019-03-26 | 2019-05-21 | 浙江大丰管网有限公司 | A kind of communications optical cable and manufacturing equipment |
| CN111352198A (en) * | 2020-04-17 | 2020-06-30 | 田朝阳 | Impact-resistant optical fiber for 5G communication |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111505779A (en) | 2020-08-07 |
| CN108802936B (en) | 2020-06-12 |
| CN111505779B (en) | 2021-06-25 |
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Effective date of registration: 20200511 Address after: Hangzhou City, Zhejiang province Fuyang District 311422 Silver Lake Development Zone Applicant after: HANGZHOU FUTONG COMMUNICATION TECHNOLOGY Co.,Ltd. Address before: 528000 Juyuan Business Center, 16 Foping 4th Road, Guicheng Street, Nanhai District, Foshan City, Guangdong Province, 3 1119 Rooms (Residence Declaration) Applicant before: FOSHAN YIXUAN SOFTWARE TECHNOLOGY Co.,Ltd. |
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