CN107294024A - A kind of OPLC photoelectric integrals floor distribution box - Google Patents
A kind of OPLC photoelectric integrals floor distribution box Download PDFInfo
- Publication number
- CN107294024A CN107294024A CN201710600613.2A CN201710600613A CN107294024A CN 107294024 A CN107294024 A CN 107294024A CN 201710600613 A CN201710600613 A CN 201710600613A CN 107294024 A CN107294024 A CN 107294024A
- Authority
- CN
- China
- Prior art keywords
- cable
- oplc
- bin
- optical cable
- storehouse
- 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.)
- Withdrawn
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/081—Bases, casings or covers
- H02G3/083—Inlets
-
- 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
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4448—Electro-optic
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/088—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings or inlets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/18—Distribution boxes; Connection or junction boxes providing line outlets
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses a kind of OPLC photoelectric integrals floor distribution box, include cable bin and optical cable storehouse, cable bin lower end is provided with OPLC incoming lines, cable bin side is provided with common cable import and export, cable bin upper end is provided with a point family OPLC line outlets, optical cable storehouse side is provided with optical cable import and export, optical cable is provided with light unit in storehouse, OPLC penetrates cable bin from cable bin lower end OPLC incoming lines and stripping is separated into some common cables and optical cable on the downside of cable bin, common cable is imported and exported by cable bin side common cable passes connection centralized measure case, the outlet of centralized measure case is imported and exported from common cable and wears back cable bin, optical cable is imported and exported to penetrate optical cable storehouse and import and export from optical cable after light unit separated time from optical cable storehouse side optical cable penetrates cable bin, the common cable and optical cable for wearing back cable bin accumulate some points of family OPLC and a point family OPLC line outlets pass cable bin on the upside of cable bin on the upside of cable bin.The present invention will continue to synthesize after OPLC connection centralized measure tables point family OPLC simultaneously inlet wire to family.
Description
Technical field
The present invention relates to a kind of floor distribution box, particularly a kind of OPLC photoelectric integrals floor distribution box.
Background technology
State Grid Corporation of China is during the strong intelligent grid of Accelerating The Construction, active response country " integration of three networks " war
Slightly, power optical fiber has been carried out to family pilot project construction, each units concerned of company actively implement, and carry forward vigorously power optical fiber to family
Construction operation works.
" broadband China " strategy that country carries forward vigorously, has promoted fiber to the home networking, while also increasing optical fiber
To the popularization dynamics at family.The intensive appearance policy of country encourages the multi-party construction and operation for participating in the communications field.Power optical fiber is to family
Wide industry development space has been welcome, using the fiber resource more than needed for meeting the generation of power network self-demand, has carried out industrialization
Operation, forms new industry development growth point, and the development that power optical fiber is built to family, Intelligent Service electricity are pulled with industrialized development
Net is built.
Power optical fiber puts into effect to family, is the approach for realizing utilization of resources and customer value lifting, power optical fiber
The Internet resources more than needed and service ability produced to family in Intelligent Service power grid construction, will form broader service platform,
Service economy social development.Nan Rui groups undertake National Development and Reform Committee " resident's air conditioner load study on regulation " project of implementation,
It is exactly, by power optical fiber network, to provide electrical energy consumption analysis and rational utilization of electricity suggestion for power customer, and utilize demand response excitation
Mechanism guiding client participates in power network peak load shifting, and Effective Regulation electric power resource improves operation of power networks efficiency, realizes energy-saving and emission-reduction.
By optical fiber with low-voltage power wire routing, realize to table to family, coordinate passive optical network technique, power information can be carried
Collection, intelligent power two-way interactive, the business such as the integration of three networks.OPLC is applied to family simultaneously, integrates power network resources, realizes network base
The Joint construction and sharing of Infrastructure, saves the resources such as a large amount of pipelines, metal, plastics, is cost performance highest FTTH last one kilometer sides
Case.
But access case is only accomplishing OPLC to building on the market at present, the photodetachment before registering one's residence.It is just right
OPLC registers one's residence also without targetedly product
There are the following problems for floor distribution box during power optical fiber is built to family in the past：
1st, OPLC composite ropes terminate to building or to ammeter, are separated into common cable and optical cable, and floor distribution box only has light splitting point fibre
Function.
2nd, because light unit sets unreasonable, cause optical cable baring length long, so that the waste of power cable is caused, into
This height；
3rd, photoelectricity is installed concentratedly in same box house, and construction maintenance human users' potential safety hazard is larger.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of OPLC photoelectric integrals floor distribution box, and OPLC connections are collected
The follow-up continuous synthesis point family OPLC of middle gauge table and inlet wire are to family.
In order to solve the above technical problems, the technical solution adopted in the present invention is：
A kind of OPLC photoelectric integrals floor distribution box, it is characterised in that：Comprising cable bin and optical cable storehouse, cable bin lower end is provided with
OPLC incoming lines, cable bin side is provided with common cable import and export, and cable bin upper end is provided with a point family OPLC line outlets, optical cable storehouse side
Face is provided with optical cable import and export, optical cable storehouse and is provided with light unit, and OPLC penetrates cable bin from cable bin lower end OPLC incoming lines
And stripping is separated into some common cables and optical cable on the downside of cable bin, common cable is imported and exported by cable bin side common cable
Pass connection centralized measure case, the outlet of centralized measure case is imported and exported from common cable and wears back cable bin, optical cable from optical cable storehouse sideways
Optical cable, which is imported and exported to penetrate optical cable storehouse and import and export from optical cable after light unit separated time, penetrates cable bin, wears back the common of cable bin
Cable and optical cable accumulate some points of family OPLC on the upside of cable bin and a point family OPLC line outlets pass cable on the upside of cable bin
Storehouse.
Further, it is provided with OPLC on the downside of the cable bin and enters wire holder, OPLC enters wire holder and is included into wire holder bottom
The half slot matched with OPLC is provided with seat and inlet wire jump ring, clamp base, clamp base two ends are provided with screw, and inlet wire jump ring leads to
Screw lock is crossed to be fixed in clamp base.
Further, the cable bin and optical cable storehouse are that a vertical baffle is set in the middle of integral type casing, casing by casing
It is divided on front side of cable bin and optical cable storehouse, cable bin and optical cable storehouse and is respectively arranged with door-plate, door-plate side is hinged on body side
And folding can be rotated along jointed shaft.
Further, breaker, the first cabling channel and the second cabling channel are provided with the cable bin, OPLC is entering wire clamp
Stripping isolates optical cable between tool and breaker, remaining cable connection breaker one end, the outlet of the breaker other end separate through
First cabling channel is simultaneously imported and exported from cable bin side common cable and passed, and the common cable that centralized measure case is drawn is from cable bin side
Face common cable, which is imported and exported, to be penetrated and passes through the second cabling channel.
Further, first cabling channel and the second cabling channel include cabling channel cell body and cover plate, and cabling channel cell body is
Vertical interface is equidistantly to be provided with the horizontal direction on wire casing, cover plate on U-shaped strip section bar, cabling channel upper and lower ends face below
Along being bent inwards perpendicular to cover plate, cover plate bending part be set on cabling channel cell body upper and lower end face and with cabling channel cell body swelling
Connection.
Further, a point family OPLC fixing devices are provided with the upside of the cable bin, point family OPLC fixing devices are comprising solid
Determine to be provided with base and some points of family jump rings, firm banking some with half slot and each half slot two that be divided to family OPLC to match
Screw is provided with the firm banking of side, a point family jump ring correspondence is arranged on half slot and is fixed by screws in screw.
Further, it is provided with protection in the OPLC incoming lines, point family OPLC line outlets and common cable import and export
Plug.
Further, the light unit stays folder comprising blade inserting shunt, optical fiber thermoconnecting tray and remaining fibre disk.
Further, the blade inserting shunt is arranged in shunt mounting groove, and shunt mounting groove side is hinged on
It can be rotated along jointed shaft in optical cable storehouse and freely.
The present invention compared with prior art, with advantages below and effect：
1st, OPLC composite ropes floor tap box body is divided into two, left and right storehouse separate space, and light unit, power supply unit are separated.
Pass in and out cable hole separate, be independent of each other when safeguarding；
2nd, the input and output of floor distribution box are OPLC composite ropes.OPLC composite ropes inlet-outlet line is passed in and out using top, turnover
Line region sets OPLC cable fixtures, and inlet-outlet line unit is in individual compartment；
3rd, after the separation of OPLC composite ropes, cable is interacted from the turnover of cable bin side with ammeter box UNICOM, and optical cable enters optical cable storehouse；Light
Unit uses blade inserting shunt, and modular construction is easy to welding, distribution, the management of optical cable；
4th, floor case cooperates with centralized measure case, realizes OPLC separation, and the latter incorporated function of household metering.Cable enters
Ammeter box is realized after billing function, reenters cable bin；Optical cable is realized after the fine function of light splitting point into optical cable storehouse, is reentered
Cable bin.Output OPLC composite ropes are merged into cable bin, are entered in access customer man；
5th, the protection core plug sealing property of OPLC composite ropes wire inlet/outlet hole, can effectively prevent dust, steam etc. from entering from cable aperture
To inside distribution cabinet；
6th, photodetachment uses different compartments' partition management, and construction, maintenance are not interfere with each other.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of OPLC photoelectric integrals floor distribution box of the present invention.
Fig. 2 is a kind of use state figure of OPLC photoelectric integrals floor distribution box of the present invention.
Embodiment
Below in conjunction with the accompanying drawings and the present invention is described in further detail by embodiment, following examples are to this hair
Bright explanation and the invention is not limited in following examples.
As illustrated, a kind of OPLC photoelectric integrals floor distribution box of the present invention, comprising integrated box 1, in the middle of casing 1
Set a vertical baffle 2 that casing 1 is divided into cable bin 3 and optical cable storehouse 4, cable bin 3 and the front side of optical cable storehouse 4 are respectively arranged with door
Plate 5, the side of door-plate 5 is hinged on the side of casing 1 and can rotate folding cable bin 3 and optical cable storehouse 4, cable bin along jointed shaft
3 lower ends are provided with OPLC incoming lines 6, and the side of cable bin 3 is provided with common cable and imports and exports 7, and the upper end of cable bin 3 is provided with a point family OPLC and gone out
Line mouthfuls 8, the side of optical cable storehouse 4, which is provided with optical cable, to be imported and exported light unit is provided with 9, optical cable storehouse 4, and OPLC10 is from the lower end of cable bin 3
OPLC incoming lines 6 penetrate cable bin 3 and are separated into some common cables 11 and optical cable 12 in the downside stripping of cable bin 3, common electricity
Cable 11 imports and exports 7 by the side common cable of cable bin 3 and passes connection centralized measure case, and centralized measure case outlet is entered from common cable
Cable bin 3 is worn back in outlet 7, and optical cable 12 imports and exports 9 from the side optical cable of optical cable storehouse 4 and penetrates optical cable storehouse 4 and after light unit separated time
9 are imported and exported from optical cable and penetrates cable bin 3, if the common cable 11 and optical cable 12 of wearing back cable bin are accumulated in the upside of cable bin 3
Dry point family OPLC13 simultaneously passes cable bin 3 from the upside of a cable bin 3 point family OPLC line outlets 8.
The downside of cable bin 3 is provided with OPLC and enters wire holder, and OPLC enters wire holder and is included into wire holder base 14 and enters line card
The half slot matched with OPLC is provided with spring 15, clamp base 14, the two ends of clamp base 14 are provided with screw, and inlet wire jump ring 15 passes through
Screw lock is fixed in clamp base 14.Breaker 16, the first cabling channel 17 and the second cabling channel are provided with cable bin 3
18, OPLC10 isolate optical cable 12 entering stripping between wire holder and breaker 16, and remaining one end of cable connection breaker 16 is broken
The other end outlet of road device 16 is separated through the first cabling channel 17 and imports and exports 7 from the side common cable of cable bin 3 and passes, and collection is fallen into a trap
The common cable that measuring tank is drawn penetrates from the side common cable import and export 7 of cable bin 3 and passes through the second cabling channel 18.
First cabling channel 17 and the second cabling channel 18 include cabling channel cell body and cover plate, and cabling channel cell body is that vertical interface is
Wire casing is equidistantly provided with the horizontal direction on U-shaped strip section bar, cabling channel upper and lower ends face, and cover plate lower edges are perpendicular to lid
Plate bends inwards, and cover plate bending part is set on cabling channel cell body upper and lower end face and is connected with cabling channel cell body swelling.
The upside of cable bin 3 is provided with a point family OPLC fixing devices 19, point family OPLC fixing devices 19 comprising firm banking with
Some fixations with point family OPLC half slots matched and each half slot both sides are provided with some points of family jump rings, firm banking
Screw is provided with base, a point family jump ring correspondence is arranged on half slot and is fixed by screws in screw.
OPLC incoming lines 6, point family OPLC line outlets 7 and common cable are imported and exported in 8 and are provided with protection core plug, can have
Effect prevents dust, steam etc. from being entered from cable aperture inside distribution cabinet.Light unit includes blade inserting shunt 20, optical fiber thermoconnecting tray
21 and remaining fibre disk stay folder 22.Blade inserting shunt 20 is arranged in shunt mounting groove, and shunt mounting groove side is hinged on light
It can be rotated along jointed shaft in cable storehouse and freely, modular construction, be easy to welding, distribution, the management of optical cable.
The present embodiment is by taking the OPLC of 5+1 cores as an example, and the OPLC of the bottom of cable bin 3 enters wire holder and sets two, two OPLC
Enter in cable bin 3 from two OPLC incoming lines 6 and enter wire holder by two OPLC and fix, two OPLC strippings, optical cable point
From and incoming optical cable storehouse 4, cable by the first cabling channel and then connects centralized measure case after breaker, and rear cable returns to electricity
In cable storehouse 3 and by the second cabling channel separated time, optical cable returns to cable bin 3, last two OPLC in light unit after welding separated time
10 cables separated and 10 core fibres are respectively combined into 10 pieces points of family OPLC and are separately fixed at a point family OPLC fixing devices 19
It is upper to be finally assigned to family in point outlet of family OPLC line outlets 8.
Above content described in this specification is only illustration made for the present invention.Technology belonging to of the invention
The technical staff in field can be made various modifications or supplement to described specific embodiment or be substituted using similar mode, only
Will without departing from description of the invention content or surmount scope defined in the claims, all should belong to the present invention guarantor
Protect scope.
Claims (9)
1. a kind of OPLC photoelectric integrals floor distribution box, it is characterised in that：Comprising cable bin and optical cable storehouse, cable bin lower end is provided with
OPLC incoming lines, cable bin side is provided with common cable import and export, and cable bin upper end is provided with a point family OPLC line outlets, optical cable storehouse side
Face is provided with optical cable import and export, optical cable storehouse and is provided with light unit, and OPLC penetrates cable bin from cable bin lower end OPLC incoming lines
And stripping is separated into some common cables and optical cable on the downside of cable bin, common cable is imported and exported by cable bin side common cable
Pass connection centralized measure case, the outlet of centralized measure case is imported and exported from common cable and wears back cable bin, optical cable from optical cable storehouse sideways
Optical cable, which is imported and exported to penetrate optical cable storehouse and import and export from optical cable after light unit separated time, penetrates cable bin, wears back the common of cable bin
Cable and optical cable accumulate some points of family OPLC on the upside of cable bin and a point family OPLC line outlets pass cable on the upside of cable bin
Storehouse.
2. according to a kind of OPLC photoelectric integrals floor distribution box described in claim 1, it is characterised in that：On the downside of the cable bin
Be provided with OPLC and enter wire holder, OPLC enter wire holder be included into wire holder base and inlet wire jump ring, clamp base be provided with
The half slot of OPLC matchings, clamp base two ends are provided with screw, and inlet wire jump ring is fixed in clamp base by screw lock.
3. according to a kind of OPLC photoelectric integrals floor distribution box described in claim 1, it is characterised in that：The cable bin and light
Cable storehouse is to set a vertical baffle that casing is divided into cable bin and optical cable storehouse, cable bin and light in the middle of integral type casing, casing
Door-plate is respectively arranged with front side of cable storehouse, door-plate side is hinged on body side and can rotate folding along jointed shaft.
4. according to a kind of OPLC photoelectric integrals floor distribution box described in claim 2, it is characterised in that：Set in the cable bin
It is equipped with breaker, the first cabling channel and the second cabling channel, OPLC isolates optical cable entering stripping between wire holder and breaker, remains
Remaining cable connection breaker one end, breaker other end outlet is separated through the first cabling channel and from cable bin side common cable
Import and export are passed, and the common cable that centralized measure case is drawn is imported and exported from cable bin side common cable and penetrates and walked through second
Wire casing.
5. according to a kind of OPLC photoelectric integrals floor distribution box described in claim 4, it is characterised in that：First cabling channel
Cabling channel cell body and cover plate are included with the second cabling channel, cabling channel cell body is that vertical interface is on U-shaped strip section bar, cabling channel
Wire casing is equidistantly provided with lower both ends of the surface in the horizontal direction, cover plate lower edges bend inwards perpendicular to cover plate, cover plate kink
Position is set on cabling channel cell body upper and lower end face and is connected with cabling channel cell body swelling.
6. according to a kind of OPLC photoelectric integrals floor distribution box described in claim 4, it is characterised in that：On the upside of the cable bin
A point family OPLC fixing devices are provided with, point family OPLC fixing devices are included on firm banking and some points of family jump rings, firm banking
Be provided with it is some be provided with screw with point family OPLC half slots matched and the firm banking of each half slot both sides, point family jump ring
Correspondence is arranged on half slot and is fixed by screws in screw.
7. according to a kind of OPLC photoelectric integrals floor distribution box described in claim 1, it is characterised in that：The OPLC inlet wires
Mouth, point family OPLC line outlets and common cable are provided with protection core plug in importing and exporting.
8. according to a kind of OPLC photoelectric integrals floor distribution box described in claim 1, it is characterised in that：The light unit is included
Blade inserting shunt, optical fiber thermoconnecting tray and remaining fibre disk stay folder.
9. according to a kind of OPLC photoelectric integrals floor distribution box described in claim 8, it is characterised in that：The blade inserting branch
Device is arranged in shunt mounting groove, and shunt mounting groove side is hinged in optical cable storehouse and can freely turned along jointed shaft
It is dynamic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710600613.2A CN107294024A (en) | 2017-07-21 | 2017-07-21 | A kind of OPLC photoelectric integrals floor distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710600613.2A CN107294024A (en) | 2017-07-21 | 2017-07-21 | A kind of OPLC photoelectric integrals floor distribution box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107294024A true CN107294024A (en) | 2017-10-24 |
Family
ID=60102029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710600613.2A Withdrawn CN107294024A (en) | 2017-07-21 | 2017-07-21 | A kind of OPLC photoelectric integrals floor distribution box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107294024A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879527A (en) * | 2018-06-26 | 2018-11-23 | 铜陵祥意和贸易有限责任公司 | A kind of network engineering junction box |
| CN110556748A (en) * | 2019-09-05 | 2019-12-10 | 国网湖北省电力有限公司孝感供电公司 | Splicing device and method for optical fiber composite low-voltage cable |
| US10845561B1 (en) | 2019-06-28 | 2020-11-24 | Afl Telecommunications Llc | Fiber optic cassettes and splice modules |
| CN112099171A (en) * | 2020-10-30 | 2020-12-18 | 广东电网有限责任公司 | PFTTH optical cable divides fine case |
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| CN202854381U (en) * | 2012-10-11 | 2013-04-03 | 武汉新能量科技发展有限公司 | Photoelectric separation distribution cabinet for power fiber to the home |
| CN103457209A (en) * | 2013-08-30 | 2013-12-18 | 嘉兴恒创电力设计研究院有限公司 | Photoelectric integrated equipment box suitable for OPLC installation and laying |
| CN203981728U (en) * | 2014-06-27 | 2014-12-03 | 嘉兴市恒创电力设备有限公司 | XRJ photoelectric integral measuring apparatus |
| CN205809130U (en) * | 2016-07-14 | 2016-12-14 | 嘉兴恒创电力设计研究院有限公司 | A kind of photoelectric integral concentrated gas meter box |
| CN207150096U (en) * | 2017-07-21 | 2018-03-27 | 江苏中天科技股份有限公司 | A kind of OPLC photoelectric integrals floor distribution box |
-
2017
- 2017-07-21 CN CN201710600613.2A patent/CN107294024A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202854381U (en) * | 2012-10-11 | 2013-04-03 | 武汉新能量科技发展有限公司 | Photoelectric separation distribution cabinet for power fiber to the home |
| CN103457209A (en) * | 2013-08-30 | 2013-12-18 | 嘉兴恒创电力设计研究院有限公司 | Photoelectric integrated equipment box suitable for OPLC installation and laying |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879527A (en) * | 2018-06-26 | 2018-11-23 | 铜陵祥意和贸易有限责任公司 | A kind of network engineering junction box |
| US10845561B1 (en) | 2019-06-28 | 2020-11-24 | Afl Telecommunications Llc | Fiber optic cassettes and splice modules |
| US11169346B2 (en) | 2019-06-28 | 2021-11-09 | Afl Telecommunications Llc | Fiber optic cassettes and splice modules |
| US11789227B2 (en) | 2019-06-28 | 2023-10-17 | Afl Telecommunications Llc | Fiber optic cassettes and splice modules |
| CN110556748A (en) * | 2019-09-05 | 2019-12-10 | 国网湖北省电力有限公司孝感供电公司 | Splicing device and method for optical fiber composite low-voltage cable |
| CN112099171A (en) * | 2020-10-30 | 2020-12-18 | 广东电网有限责任公司 | PFTTH optical cable divides fine case |
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Application publication date: 20171024 |
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| WW01 | Invention patent application withdrawn after publication |