CN105005127B - A kind of anti-bite optical cable - Google Patents
A kind of anti-bite optical cable Download PDFInfo
- Publication number
- CN105005127B CN105005127B CN201510425268.4A CN201510425268A CN105005127B CN 105005127 B CN105005127 B CN 105005127B CN 201510425268 A CN201510425268 A CN 201510425268A CN 105005127 B CN105005127 B CN 105005127B
- Authority
- CN
- China
- Prior art keywords
- cavity
- sheath
- reinforced pipe
- optical cable
- center
- 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.)
- Active
Links
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)
- Catching Or Destruction (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses a kind of anti-bite optical cables, including sheath and the center sleeve being arranged in the middle part of sheath, fiber paste is filled in the center sleeve, and in multiple optical fiber fixed center casings, it is arranged with reinforced pipe on the outer wall of the sheath, and is provided with a plurality of cavities in the reinforced pipe, capsaicine is filled in cavity, the cavity be distributed along the reinforced pipe center of circle it is multigroup, and every group of cavity include be evenly distributed on it is multiple on reinforced pipe circumferencial direction.Any metal component is not set in reinforced pipe; i.e. under the multiple protective of reinforced pipe, sheath and center sleeve; optical fiber positioned at center will not be influenced by extraneous moisture, and then ensure the working performance that optical cable is stablized in mountainous region water enrichment area area, extend the service life of optical cable.
Description
Technical field
The present invention relates to fiber optic cable manufacture field, in particular to a kind of anti-bite optical cables.
Background technology
In daily life, due to light in the conduction loss of optical fiber, light more much lower than the loss that electricity is conducted in electric wire
The information that fibre is used as long range is transmitted.Most optical fiber must be coated before by several layers of protection structures, the cable after cladding
It is referred to as optical cable, the protective layer and insulating layer of fiber outer layer can prevent injury of the ambient enviroment to optical fiber, Ru Shui, fire, electric shock
Deng.
For the requirement with optical cable laying landform, while meeting optical cable transmission performance, optical cable is also required to meet to paving
If the applicability of environment, such as need to meet insect prevention destruction, the especially rodents such as mouse in the optical cable laying of Mountainous Regions,
Existing rodent-resistant cable mainly uses two kinds of forms：1, using chemical method, increase capsaicine in Cable jacket materials, it is such
Method meeting environmental concerns in production process and use, while as time goes by, capsaicine is easy from sheath material
Middle volatilization causes optical cable to lose protection against rodents ability；2, using mechanical means, mainly increase the thickness of the number of plies and steel band of steel-tape armouring
Degree, such method will cause the weight of optical cable to increase, and cost increases, and difficulty of construction is big, be especially unsuitable for aerial in mountain area
Construction, while after oversheath is snapped, steel band is exposed to be easy to get rusty in air, loses anti-rat.
Invention content
The purpose of the present invention is to provide a kind of anti-bite optical cables, and mouse trouble etc. in Mountainous Regions optical cable laying is reduced to reach
The purpose that optical cable is caused to seriously affect.
The purpose of the invention is achieved by the following technical solution：
A kind of anti-bite optical cable, including sheath and the center sleeve that is arranged in the middle part of sheath, filling in the center sleeve
There is fiber paste, and in multiple optical fiber fixed center casings, reinforced pipe is arranged on the outer wall of the sheath, and in the reinforced pipe
It is interior that the cavity that multiple sections are ellipse is provided with along its axis, capsaicine is filled in cavity, the cavity is to justify along reinforced pipe
The heart distribution it is multigroup, and every group of cavity include be evenly distributed on it is multiple on reinforced pipe circumferencial direction, and the cavity in interval
Multiple anti-overflow pieces are provided with, the anti-overflow block of elastic rubber to be contacted with each other by two ends is constituted, the other end of elastic rubber
It is fixed on cavity inner wall；Further include connector, the connector is set on sheath, and the company is run through in the end of center sleeve
The middle part of connector offers the L-shaped through-hole being connected to a plurality of cavities on the connector.For in the prior art, Mountain area
The optical cable laying in domain is vulnerable to the destruction of the rodents such as mouse, causes the sheath of optical cable impaired, and the gold in sheath
The problem of belonging to support element to be easy by cargo sweat, and then shortening optical cable service life, the present invention is first in the middle part fixed center of sheath
Casing, while ensureing that the outer circle wall of center sleeve and the inner wall of sheath are in close contact, multiple optical fiber are placed in center sleeve
Afterwards, then into center sleeve fiber paste is filled so that jacket inner wall is completely supported, and is then arranged one in the outer wall of sheath again
Layer reinforced pipe, and a plurality of cavities are opened up in reinforced pipe, capsaicine etc. is filled into cavity can expel the material of mouse, and will
A plurality of cavities by along the multigroup and every group of cavity that the reinforced pipe center of circle is distributed include be evenly distributed on it is more on reinforced pipe circumferencial direction
A mode is arranged, that is, completes the processing of optical cable；And the present invention is in use, and when encountering mouse and suffering from, mouse is to reinforcing
Pipe bait until the cavity on reinforced pipe is broken, i.e., releases capsaicine at once to prevent further baiting for mouse, together
When any metal component be not set in reinforced pipe be located at that is, under the multiple protective of reinforced pipe, sheath and center sleeve
The optical fiber of center will not be influenced by extraneous moisture, and then ensure the workability that optical cable is stablized in mountainous region water enrichment area area
Can, extend the service life of optical cable, while the gap location of multiple optical fiber is filled with fiber paste in center sleeve, it can be in certain journey
It can also play the role of mechanical damping while casing and optical fiber are fixed on degree, final realize ensures cable interior knot
Structure it is compact, improve counter-bending and damage-retardation performance the purpose of optical cable.
Further, after optical cable is broken by the teeth by mouse, the capsaicine in cavity can scatter quickly, to lose rat destruction
Function, and the present invention be spaced in cavity setting it is multiple anti-overflow pieces, i.e., cavity is divided into multiple smaller cavitys again,
Mouse suffers from serious location region, and when the capsaicine in cavity is lost in totally, operating personnel can pass through the company positioned at sheath end
Connector supplements capsaicine again into each cavity, ensures the repellent effect of optical cable, and specific injection flow is as follows：Capsaicine passes through
L-shaped through-hole is injected into the gap location between sheath and connector inner wall, then flows into cavity along the cavity wall of a plurality of cavities, with
The increase of capsaicine amount is injected, the pressure in cavity increases so that the elastic rubber to be contacted with each other by two on cavity inner wall
There is gap in the anti-overflow piece of middle part constituted, i.e., capsaicine enters next small cavity by the gap, until filling each
Small cavity, meanwhile, the anti-overflow piece of refluence that can prevent capsaicine so that multiple small cavitys form relatively independent part, after
The expulsion effect to mouse is held in continuation of insurance.
The radial inward of sheath described in the jacket inner wall upper edge is disposed with reticulate pattern composite band, waterstop, and institute
The outer wall for stating center sleeve is in contact with the inner wall of waterstop.The reticulate pattern composite band that is radially-inwardly set gradually along sheath blocks water
Band plays the role of multi-stage protection to casing simultaneously, while reticulate pattern composite band can further improve the bend performance of optical cable, block water
Band can prevent the location part aqueous vapor in water enrichment area from scurrying into optical fiber, while ensureing that optical fiber stablizes working performance, reduce
Optical fiber impaired probability when optical cable bending force.
Multigroup interlaced setting of the cavity.Preferably, the annular that a plurality of cavities are constituted is staggered, realize
Multilayer protection to reinforced pipe, i.e., after mouse destroys the cavity of first layer so that part capsaicine discharges, remaining mouse
When carrying out secondary bait to the same position of optical cable, the cavity of the second layer and the capsaicine in cavity can carry out it secondary
Protection, and so on, the reinforced pipe being set on sheath can carry out multiple protective to the core of optical cable, and then reach extension
The purpose of the service life of optical cable.
Compared with prior art, the present invention having the following advantages and advantages：
1, for the present invention under the multiple protective of reinforced pipe, sheath and center sleeve, the optical fiber for being located at center will not be by
To the influence of extraneous moisture, and then ensure the working performance that optical cable is stablized in mountainous region water enrichment area area, extends the use of optical cable
Service life, while the gap location of multiple optical fiber is filled with fiber paste in center sleeve, it can be to a certain extent to casing and light
Fibre can also play the role of mechanical damping while being fixed, and final realize ensures the compact of cable interior structure, improves light
Counter-bending and damage-retardation performance the purpose of cable；
2, the reticulate pattern composite band of the invention radially-inwardly set gradually along sheath, waterstop play multistage guarantor to casing simultaneously
Shield acts on, while reticulate pattern composite band can further improve the bend performance of optical cable, and waterstop can prevent on the ground of water enrichment area
Section part aqueous vapor is scurried into optical fiber, and while ensureing that optical fiber stablizes working performance, it is impaired to reduce the optical fiber in optical cable bending force
Probability；
3, for the present invention after mouse destroys the cavity of first layer so that part capsaicine discharges, remaining mouse is to optical cable
The same position carry out it is secondary the cavity of the second layer and the capsaicine in cavity can carry out secondary protection to it when baiting,
And so on, the reinforced pipe being set on sheath can carry out multiple protective to the core of optical cable, and then reach extension optical cable
Service life purpose.
Description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of connector；
Label and corresponding parts title in attached drawing：
1- sheaths, 2- reinforced pipes, 3- cavitys, 4- reticulate patterns composite band, 5- waterstops, 6- center sleeves, 7- optical fiber, 8- are fine
Cream, 9- connectors, 10-L shapes through-hole, anti-overflow piece of 11-.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment includes sheath 1 and center sleeve 6 at the middle part of sheath 1 is arranged, in described
It is filled with fiber paste 8 in heart casing 6, and in 7 fixed center casing 6 of multiple optical fiber, reinforcement is arranged on the outer wall of the sheath 1
Pipe 2, and it is provided with the cavity 3 that multiple sections are ellipse along its axis in the reinforced pipe 2, it is filled with capsaicine in cavity 3,
The cavity 3 is multigroup to be distributed along 2 center of circle of reinforced pipe, and every group of cavity 3 includes being evenly distributed on 2 circumferencial direction of reinforced pipe
It is multiple, and multiple anti-overflow pieces 11 are arranged at intervals in the cavity 3, anti-overflow piece 11 bullet to be contacted with each other by two ends
Property rubber constitute, the other end of elastic rubber is fixed on 3 inner wall of cavity；Further include connector 9, the connector 9 is set in
On sheath 1, the middle part of the connector 9 is run through in the end of center sleeve 6, is offered on the connector 9 and a plurality of cavities 3
The L-shaped through-hole 10 of connection.For in the prior art, the optical cable laying of Mountainous Regions is vulnerable to the broken of the rodents such as mouse
It is bad, cause the sheath of optical cable impaired, and the metallic supports in sheath are easy by cargo sweat, and then shorten optical cable and use the longevity
The problem of life, the present invention ensure the outer circle wall and sheath of center sleeve 6 first in the middle part fixed center casing 6 of sheath 1
1 inner wall is in close contact, and after multiple optical fiber 7 are placed in center sleeve 6, then fiber paste 8 is filled into center sleeve 6 so that shield
It covers 1 inner wall to be completely supported, is then arranged one layer of reinforced pipe 2 in the outer wall of sheath 1 again, and open up in reinforced pipe 2 more
A cavity 3, capsaicine etc. is filled into cavity 3 can expel the material of mouse, and a plurality of cavities 3 are pressed along 2 center of circle of reinforced pipe
Multigroup and every group of cavity 3 of distribution includes that the multiple modes being evenly distributed on 2 circumferencial direction of reinforced pipe are arranged, that is, is completed
The processing of optical cable；And the present invention is in use, and when encountering mouse and suffering from, mouse to reinforced pipe 2 bait until reinforcing
Cavity 3 on pipe 2 is broken, i.e., releases capsaicine at once to prevent further baiting for mouse, while in reinforced pipe 2 not
Any metal component is set, i.e., under the multiple protective of reinforced pipe 2, sheath 1 and center sleeve 6, is located at the optical fiber 7 of center
It will not be influenced by extraneous moisture, and then ensure the working performance that optical cable is stablized in mountainous region water enrichment area area, extend optical cable
Service life, while in center sleeve 6 multiple optical fiber 7 gap location be filled with fiber paste 8, can to a certain extent to set
Pipe and optical fiber 7 can also play the role of mechanical damping while being fixed, and final realize ensures the tight of cable interior structure
It gathers, improves counter-bending and damage-retardation performance the purpose of optical cable.
Further, after optical cable is broken by the teeth by mouse, the capsaicine in cavity 3 can scatter quickly, be driven to lose
The function of mouse, and the present embodiment multiple anti-overflow pieces 11 of interval setting in cavity 3, i.e., be divided into multiple smallers again by cavity 3
Cavity, suffer from serious location region in mouse, when the capsaicine in cavity 3 is lost in totally, operating personnel can be by being located at shield
The connector for covering 1 end supplements capsaicine again into each cavity 3, ensures the repellent effect of optical cable, specific to inject flow such as
Under：Capsaicine is injected into the gap location between 9 inner wall of sheath 1 and connector by L-shaped through-hole 10, then along a plurality of cavities 3
Cavity wall flows into cavity 3, and with the increase of injection capsaicine amount, the pressure in cavity 3 increases so that on 3 inner wall of cavity by
There is gap in anti-overflow piece 11 middle part that two elastic rubbers to contact with each other are constituted, i.e. capsaicine is entered next by the gap
Small cavity, until each small cavity is filled, meanwhile, anti-overflow piece 11 refluence that can prevent capsaicine so that multiple small
Cavity forms relatively independent part, continues to keep the expulsion effect to mouse.
The reticulate pattern composite band 4 that is radially-inwardly set gradually along sheath 1, waterstop 5 play multi-stage protection to casing simultaneously and make
With, while reticulate pattern composite band 4 can further improve the bend performance of optical cable, waterstop 5 can prevent in the location of water enrichment area
Part aqueous vapor is scurried into optical fiber 7, and while ensureing 7 steady operation performance of optical fiber, it is impaired to reduce the optical fiber 7 in optical cable bending force
Probability.
Preferably, the annular that a plurality of cavities 3 are constituted is staggered, realizes and the multilayer of reinforced pipe 2 is protected, that is, work as
Mouse destroys the cavity 3 of first layer so that after the release of part capsaicine, remaining mouse carries out the same position of optical cable
It is secondary that the cavity 3 of the second layer and the capsaicine in cavity 3 can carry out secondary protection to it when baiting, and so on, it is set in
Reinforced pipe 2 on sheath 1 can carry out multiple protective to the core of optical cable, and then reach the mesh for the service life for extending optical cable
's.
Above-described specific implementation mode has carried out further the purpose of the present invention, technical solution and advantageous effect
It is described in detail, it should be understood that the foregoing is merely the specific implementation mode of the present invention, is not intended to limit the present invention
Protection domain, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (1)
1. a kind of anti-bite optical cable, including sheath（1）And it is arranged in sheath（1）The center sleeve at middle part（6）, the center sleeve
（6）It is interior to be filled with fiber paste（8）, and multiple optical fiber（7）Fixed center casing（6）It is interior, it is characterised in that：In the sheath（1）'s
Reinforced pipe is arranged on outer wall（2）, and in the reinforced pipe（2）It is interior that the cavity that multiple sections are ellipse is provided with along its axis
（3）, cavity（3）It is interior to be filled with capsaicine, the cavity（3）For along reinforced pipe（2）The center of circle is distributed multigroup, and every group of cavity
（3）Including being evenly distributed on reinforced pipe（2）It is multiple on circumferencial direction, and the cavity（3）It is inside arranged at intervals with multiple anti-overflow
Block（11）, described anti-overflow piece（11）The elastic rubber to be contacted with each other by two ends is constituted, and the other end of elastic rubber is fixed on
Cavity（3）On inner wall；It further include connector（9）, the connector（9）It is set in sheath（1）On, center sleeve（6）End
Through the connector（9）Middle part, in the connector（9）On offer and a plurality of cavities（3）The L-shaped through-hole of connection
（10）；In the sheath（1）Sheath described in inner wall upper edge（1）Radial inward be disposed with reticulate pattern composite band（4）, waterstop
（5）, and the center sleeve（6）Outer wall and waterstop（5）Inner wall be in contact；Multigroup cavity（3）It is interlaced to set
It sets.
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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105005127A CN105005127A (en) | 2015-10-28 |
| CN105005127B true CN105005127B (en) | 2018-10-23 |
Family
ID=54377858
Family Applications (1)
| 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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105005127B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802931B (en) * | 2016-04-14 | 2020-07-03 | 杭州富通通信技术股份有限公司 | Method for manufacturing 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 |
| 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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2015
- 2015-07-20 CN CN201510425268.4A patent/CN105005127B/en active Active
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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105005127A (en) | 2015-10-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105005127B (en) | A kind of anti-bite optical cable | |
| CN202433584U (en) | All-dielectric self-supporting rodent-resistant optical cable | |
| DE69832933T2 (en) | Structures in fiber optic cables with automatic compression resistance | |
| CN107907953A (en) | A kind of all dielectric self-supporting gunshot-proof optical cable and its manufacture craft | |
| CN204882981U (en) | Rodent -resistant cable | |
| CN104914533A (en) | Metal-free rat-proof optical cable | |
| CN104914530A (en) | Production method for metal-free rat-proof optical cable | |
| CN207488566U (en) | A kind of optical cable for being easily installed positioning | |
| CN107976758A (en) | A kind of reinforced optical cable of radiation hardness bending resistance | |
| CN106556901A (en) | A kind of anti-bite optical cable | |
| EP2402806B1 (en) | Optical fiber composite cable adapted to operate as a telecommunication infrastructure for use in severe and non conventional environments | |
| CN215867266U (en) | Light compression-resistant optical cable | |
| CN104977682A (en) | Cable with prevention of bite by rodent | |
| CN203838380U (en) | Novel nonmetallic stranded mining optical cable | |
| CN204925467U (en) | Outdoor rodent -resistant cable | |
| CN107515450A (en) | A kind of optical cable for being easily installed positioning | |
| CN205229519U (en) | Armor fiber connector | |
| CN209928077U (en) | Multi-prevention-function wiring optical cable | |
| CN107286597A (en) | A kind of anti-monkey of protection against rodents can lead base station remote radio optical cable and the preparation method of thunder and lightning | |
| CN204925466U (en) | Armor optical fiber cable for field operation | |
| CN219392341U (en) | Flame-retardant rat-bite-preventing optical cable | |
| CN207992521U (en) | A kind of indoor and outdoor leading in cable with stainless steel spiral armouring | |
| CN107526143B (en) | Compression-resistant flame-retardant optical cable | |
| CN104965278A (en) | Armored optical cable | |
| CN207601393U (en) | A kind of reinforced optical cable of radiation hardness bending resistance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
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. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |