CN205809381U - A kind of outdoor fast-open light splitting wiring tab box - Google Patents
A kind of outdoor fast-open light splitting wiring tab box Download PDFInfo
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- CN205809381U CN205809381U CN201620746764.XU CN201620746764U CN205809381U CN 205809381 U CN205809381 U CN 205809381U CN 201620746764 U CN201620746764 U CN 201620746764U CN 205809381 U CN205809381 U CN 205809381U
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- cassette bottom
- light splitting
- optical cable
- cable
- ordinary optical
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Abstract
The utility model discloses a kind of outdoor fast-open light splitting wiring tab box, comprising: lid, cassette bottom and light splitting distribution disk body, wherein: between lid and cassette bottom, form an inner space, lid is connected by a hinge with the side of cassette bottom, opposite side is fixed by two plastic lock catch, the upper and lower end parts of cassette bottom is provided with multiple ordinary optical cable manhole appendix and multiple covered wire cable manhole appendix, multiple ordinary optical cable manhole appendixs are arranged at the right side of cassette bottom, multiple covered wire cable manhole appendixs are placed in the left side setting cassette bottom, the two ends, outside of lid or cassette bottom are additionally provided with built on stilts hook or wall built-up installed part；Light splitting distribution disk body is arranged at inner space and is fastened in cassette bottom by a rotating shaft.This utility model connector box small volume, upper-lower casing is fixing does not use a screw, open and install very convenient fast.In housing, backbone optical cable and covered wire cable are respectively and independently separated, to walk towpath convenient by clear, later maintenance and dilatation, it is possible to accomplish quick plug and play.
Description
Technical field
This utility model relates to the welding of optical cable, light splitting, distribution, box body and quickly opens and built on stilts or wall built-up installation optical cable
The technical field of connector box, particularly to a kind of outdoor fast-open light splitting wiring tab box.
Background technology
In recent years, along with FTTH(Fiber To The Home) fiber-to-the-home greatly develop and broadband China strategy
Implementing, the FTTH fiber to the home industry of China has welcome the period developed rapidly.The situation that FTTH develops abroad has the strongest
Region, Japan and Korea S development best, taking second place in North America, Europe then relatively lags behind.In fiber-to-the-home deployment, the Asian-Pacific area is always
Occupy rank first；And Chinese, as one of country that economic growth in the world is the fastest, the fiber-to-the-home deployment of its FTTH
Also receive attracting attention of the whole world with development speed, go to the prostatitis in the world.The most Chinese FTTH fiber to the home and 4G
Network, is carried out in high gear all over China.In terms of statistical data, the broadband user of China remains the state of quickly growth
Gesture, according to group of China Telecom science and technology committee director Wei Leping it is expected that to 2015 China broadband user be up to 2.5 hundred million families with
On.
China's house has issued notice with town and country construction portion, the Ministry of Industry and Information Technology jointly the most early than 2013, it is desirable to pass through
Thorough implement " residential quarter and residential housing inner fiber are to family communications facility engineering design code " put into effect before this and " residential quarter and firmly
Residence building inner fiber is to family communications facility engineering construction and acceptance specification " two national standards.According to notice, from April 1 in 2013
Day rises, and has realized the at county level of fiber-optic transfer at public telecommunication network and has set with communicating of Shangcheng District, development and residential housing
Execute and fiber to the home mode should be used to build, encourage simultaneously and support small towns with good conditionsi, rural area development and house
Building realizes fiber to the home.
It is presently used in the connector box of FTTH fiber-to-the-home " last one kilometer ", is wiring tab box and many differences mouth mostly
Cable splice closure, these connector box major parts simply do a little simple transformation on the basis of ordinary couplings box.Outside due to housing
Annular volume is relatively big, will take the biggest installing space, therefore be difficult to find suitable installation site, but also can affect city
Attractive in appearance；And housing screw is more, open and install the most loaded down with trivial details, it has not been convenient to on-line maintenance that the later stage is aerial and dilatation, make to execute
Work becomes complex.Such mounting means not only slow down speed of application, but also adds construction cost, carries to client
Carry out unnecessary extra input.The welding and the light splitting wiring function layout that also have are unreasonable, and cabling route is the most in disorder, it is impossible to full
When foot user opens FTTH, the use requirement of quick plug and play.
Utility model content
This utility model provides a kind of outdoor fast-open light splitting wiring tab box, to solve existing connector box housing
Overall volume is bigger, it has not been convenient to built on stilts install, affect city attractive in appearance, housing screw is more, open dilatation the most loaded down with trivial details, aerial
With safeguard installation be inconvenient for, can not accomplish housing quickly open, optical fiber quick connector plug and play, cabling route unclear
Clear, the technical barriers such as single workmen is the most operable can not be met.
In order to achieve the above object, this utility model provides a kind of outdoor fast-open light splitting wiring tab box, its
Including: lid, cassette bottom and light splitting distribution disk body, wherein:
Forming an inner space between described lid and described cassette bottom, described lid cuts with scissors by one with the side of described cassette bottom
Chain is connected, and opposite side is fixed by two plastic lock catch, is provided without screw and is fixed between described lid and described cassette bottom,
The upper and lower end parts of described cassette bottom is provided with multiple ordinary optical cable manhole appendix and multiple covered wire cable manhole appendix, and multiple ordinary optical cables pass in and out
Hole is arranged at the right side of described cassette bottom, and multiple covered wire cable manhole appendixs are placed in the left side setting described cassette bottom, multiple described normal light
Cable manhole appendix is installed for the turnover of ordinary optical cable, and multiple described covered wire cable manhole appendixs are installed for the turnover of covered wire cable,
The two ends, outside of described lid or described cassette bottom are additionally provided with built on stilts hook or wall built-up installed part, with when making somebody a mere figurehead or wall hanging installs
Use；
Described light splitting distribution disk body is arranged at described inner space and is fastened in described cassette bottom by a rotating shaft.
In an embodiment of the present utility model, described light splitting distribution disk body includes light splitting distribution board, light splitting distribution disk cover
With adapter stuck-module, the one side of described light splitting distribution board is provided with optical branching device and adapter, and described optical branching device is divided by light
Road device draw-in groove is fixed, and described adapter is fixed by adapter stuck-module.
In an embodiment of the present utility model, the another side of described light splitting distribution board is provided with tempreature bulb draw-in groove, described point
Being provided with tempreature bulb in light distribution board, described tempreature bulb is fixed by described tempreature bulb draw-in groove.
In an embodiment of the present utility model, described cassette bottom is provided with ordinary optical cable and fixes seat and covered wire cable is fixed
, described ordinary optical cable fixes seat fixing for ordinary optical cable, and described covered wire cable fixes seat fixing for covered wire cable.
In an embodiment of the present utility model, the faying face of described lid and described cassette bottom periphery is provided with housing seal
Bar, for described lid, the sealing of described cassette bottom and ordinary optical cable and the sealing of covered wire cable.
In an embodiment of the present utility model, in described cassette bottom, it is additionally provided with strengthening core fixing device, is used for fixing optical cable
Strengthening core.
In an embodiment of the present utility model, ordinary optical cable manhole appendix is 4, is respectively placed in up and down the two of described cassette bottom
End, described covered wire cable manhole appendix is 16, is respectively placed in the two ends up and down of described cassette bottom, often 8, end equally, and ordinary optical cable enters
The ordinary optical cable turnover going out applicable a diameter of 8 ~ 16mm is installed, and covered wire cable manhole appendix is suitable for a size of 2 × 3mm, a diameter of 3mm
Or the turnover of a diameter of 4mm covered wire cable.
In an embodiment of the present utility model, in described cassette bottom, it is additionally provided with bundling buckle, for coiling and fixing common pre-
Stay optical fiber and covered wire cable or tail optical fiber.
In an embodiment of the present utility model, described ordinary optical cable manhole appendix is provided with ordinary optical cable sealing ring, for close
Envelope ordinary optical cable, when installing straight-through ordinary optical cable, only need to cut ordinary optical cable sealing ring, then straight-through optical cable winding is sealed
Adhesive tape snaps in sealing collar aperture.
In an embodiment of the present utility model, described covered wire cable manhole appendix is provided with waterproof sponge, for not filling or pacifying
The sealing that during dress rubber-insulated wire, box body is dust-proof, waterproof.
Compared with prior art, this utility model has the advantage that
1. the housing overall volume of the outdoor fast-open light splitting wiring tab box that this utility model provides is less, only needs
The least space can be installed, and does not affect the attractive in appearance of city；
2. lid is connected by hinge with the side of cassette bottom, and opposite side is fixed by two plastic lock catch, upper-lower casing
Between do not use any screw to fix, only need to pull open two plastic lock catch can open the lid, it is achieved that housing is quick
The requirement opened, had the most both decreased the time that housing is opened the most online, had facilitated again Fast-Maintenance and the dilatation of optical fiber；
3. the outdoor fast-open light splitting wiring tab box later stage of this utility model offer is without on-the-spot Cheng Duan and welding,
Single workmen is the most operable, it is possible to accomplish plug and play, facilitates new client open-minded, had both improve speed of application, and reduced again
Construction cost；
4. the covered wire cable in this connector box can accomplish two ends cabling up or down according to the cabling requirement of client,
The covered wire cable making extraction walks towpath by becoming apparent from, and has been also convenient for client's construction simultaneously；
5. using corresponding sealing member to seal between this connector box lid and cassette bottom, optical cable is imported and exported and rubber-insulated wire light
Cable draw-in groove all has sealing ring and foam seal, therefore has good dust-proof, water resistance, degree of protection can reach IP55 with
On.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is outside overall structure schematic diagram of the present utility model；
Fig. 2 is that lid of the present utility model opens internal structure schematic diagram；
Fig. 3 is the structural representation that this utility model places beam splitter；
Fig. 4 is the structural representation that this utility model places blade inserting beam splitter；
Fig. 5 be box body inner fiber of the present utility model walk towpath by schematic diagram；
Fig. 6 is the distribution area domain structure schematic diagram of light splitting distribution board of the present utility model；
Fig. 7 is the welding area structural representation of light splitting distribution board of the present utility model.
Description of reference numerals: 1-lid；2-cassette bottom；3-plastic lock catch；4-lock catch connector；5-covered wire cable manhole appendix；
6-ordinary optical cable manhole appendix；The built on stilts hook of 7-；8-hinge；9-light splitting distribution disk cover；10-adapter stuck-module；11-light splitting is joined
Drum；12-ordinary optical cable sealing ring；13-ordinary optical cable fixes seat；14-insert type optical branching device；15-adapter；16-nylon
Bundling buckle；17-housing seal bar；18-strengthening core fixing device；19-covered wire cable fixes seat；20-tempreature bulb draw-in groove；21-heat
Fusion tube；22-nylon cable tie；23-min-size optical splitter；24-optical branching device tail optical fiber；25-covered wire cable；26-ordinary optical cable, 27-
Optical cable strengthening core.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under paying creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
As shown in Fig. 1～Fig. 7, this utility model provide outdoor fast-open light splitting wiring tab box include lid 1,
Cassette bottom 2 and light splitting distribution disk body, lid 1 is connected by hinge 8 with the side of cassette bottom 2, and opposite side passes through two plastic lock catch 3
Fixing, two plastic lock catch 3 are fixed on cassette bottom 2 by lock catch connector 4, in addition to the two plastic lock catch 3, and lid 1 and box
Fixing not one screw of use at the end 2；Light splitting distribution board 11 connects fixing in cassette bottom 2 by a rotating shaft, cassette bottom 2
Upper and lower end parts is provided with multiple ordinary optical cable manhole appendix 6 and multiple covered wire cable manhole appendix 5, and multiple covered wire cable manhole appendixs 5 are placed in
The left side of cassette bottom 2, multiple ordinary optical cable manhole appendixs 6 are placed in the right side of cassette bottom 2；Ordinary optical cable manhole appendix 6 is for ordinary optical cable 26
Turnover install, covered wire cable manhole appendix 5 is installed for the turnover of covered wire cable 25；The two ends, outside of lid 1 or cassette bottom 2 also set
There are built on stilts hook 7 or wall built-up installed part, can be used for built on stilts or use time wall hanging is installed.
As shown in Figure 2 and Figure 3, light splitting distribution disk body includes that light splitting distribution board 11, light splitting distribution disk cover 9 and adapter are fixed
Module 10, the one side of light splitting distribution board 11 is provided with min-size optical splitter 23 and adapter 15, and optical branching device 23 is by optical branching device card
Groove is fixed, and adapter 15 is fixed by adapter stuck-module 10.
As shown in Figure 4, a blade inserting beam splitter 14 is arranged at the top of light splitting distribution disk cover 9.
As it is shown in fig. 7, the another side of light splitting distribution board 11 is provided with tempreature bulb draw-in groove 20, in light splitting distribution board 11, it is provided with heat
Fusion tube 21, tempreature bulb 21 is fixed by tempreature bulb draw-in groove 20.
As it is shown in figure 5, cassette bottom 2 is provided with ordinary optical cable fixes seat 13 and covered wire cable fixes seat 19, ordinary optical cable is fixed
Seat 13 fixing for ordinary optical cable 26, covered wire cable fixes seat 19 fixing for covered wire cable 25.
As it is shown on figure 3, the faying face of lid 1, cassette bottom 2 periphery is provided with housing seal bar 17, for lid 1, cassette bottom 2 close
Envelope and ordinary optical cable 26 and the sealing of covered wire cable 25.
As shown in Fig. 3, Fig. 5, in cassette bottom 2, it is additionally provided with strengthening core fixing device 18, fixing for optical cable strengthening core 27.
Covered wire cable manhole appendix 5 is placed in the left side of cassette bottom 2, and ordinary optical cable manhole appendix 6 is placed in the right side of cassette bottom 2；Normal light
Cable manhole appendix 6 is 4, is respectively placed in the two ends up and down of cassette bottom 2；Covered wire cable manhole appendix 5 is 16, is respectively placed in described equally
The two ends up and down of cassette bottom 2, often 8, end.Ordinary optical cable manhole appendix 6 is suitable for ordinary optical cable 26 turnover of a diameter of 8 ~ 16mm and installs,
Covered wire cable manhole appendix 5 is suitable for a size of 2 × 3mm, a diameter of 3mm or a diameter of 4mm covered wire cable 25 passes in and out.
It is provided with nylon cable tie button 16 in cassette bottom 2, is used for coiling and fixing common reserved optical fiber and covered wire cable 25 or light divides
Road device tail optical fiber 24.
Ordinary optical cable manhole appendix 6 is provided with ordinary optical cable sealing ring 12, for the sealing of ordinary optical cable 26.It is general that installation is led directly to
During logical optical cable, only ordinary optical cable sealing ring 12 need to be cut, then straight-through optical cable is wound around sealant tape snap in sealing ring circle 12 hole
In.
Covered wire cable manhole appendix 5 is provided with waterproof sponge, dust-proof, waterproof close of box body in time not filling or install rubber-insulated wire 15
Envelope.
In conjunction with example below, the fusion process of the most various optical cable it is briefly described:
1, straight-through optical cable and optical branching device welding
As shown in Fig. 2, Fig. 5, according to the distance between connector box two ends optical cable sealing ring 12, will be straight-through with optical fibre cable peeling knife
Crust in the middle of optical cable is peeled off, and the feed-though fiber of band Loose tube is exposed in inside；12 and strengthening core fixing device are sealed according to optical cable
Distance between 18, makes optical cable strengthening core 27 two ends respectively reserve about 45mm, then remaining part is cut off and abandon.
First use cutter along reserved otch ordinary optical cable sealing ring 12, ordinary optical cable sealing ring 12 is vertically arrived optical cable
At manhole appendix, then with after sealant tape increase ordinary optical cable 26 diameter, then optical cable is placed on ordinary optical cable manhole appendix 6,
After fix seat 13 at outside ordinary optical cable and fix optical cable, in inside by strengthening core fixing device 18, fix optical cable and strengthen
Core 27.
As shown in Fig. 5, Fig. 6, Fig. 7, from straight-through optical cable loose tube, take out one of use and cut from one end of stripping fiber optic cables
Disconnected, then it is incorporated in light splitting distribution board 11 from an entrance of light splitting distribution board 11, and with nylon cable tie 22 at light splitting distribution
11 mouthfuls of dish is fixed；In light splitting distribution board 11 inside, Loose tube is removed, expose bare fibre and be coiled in light splitting distribution board 11.
The optical fiber with tight sleeve pipe that optical branching device 23 is introduced, coils in light splitting distribution region is incorporated into the welding area on opposite
Prestore.The optical fiber with tight sleeve pipe optical branching device 23 introduced with heat sealing machine carries out welding with straight-through optical cable introduces optical fiber, then
Tempreature bulb 21 moves on at optical fiber fusion welding point, can be fixed in tempreature bulb draw-in groove 20 after heat shrink.Straight-through reserved optical fiber, is connecing
In head cartridge after coiling storage, fix in the position colligation of nylon cable tie button with nylon cable tie 22.
2, optical cable difference welding
Fixing and the welding of bifurcation optical cable is from optical cable with the crust stripping being a difference in that bifurcation optical cable of straight-through optical cable
A stripping, the crust stripping of straight-through optical cable is the middle part stripping from optical cable, and other steps are ibid.
3, covered wire cable welding
Fixing and the welding of covered wire cable 25 is that covered wire cable 25 introduces from the covered wire cable manhole appendix 5 of cassette bottom 2, then
Carrying out union joint with optical fiber quick connector, be finally inserted on the adapter 15 on light splitting distribution board 11, other steps are same
On.
One of ordinary skill in the art will appreciate that: accompanying drawing is the schematic diagram of an embodiment, module in accompanying drawing or
Flow process is not necessarily implemented necessary to this utility model.
One of ordinary skill in the art will appreciate that: the module in device in embodiment can describe according to embodiment divides
It is distributed in the device of embodiment, it is also possible to carry out respective change and be disposed other than in one or more devices of the present embodiment.On
The module stating embodiment can merge into a module, it is also possible to is further split into multiple submodule.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit；
Although this utility model being described in detail with reference to previous embodiment, it will be understood by those within the art that:
Technical scheme described in previous embodiment still can be modified by it, or is equal to wherein portion of techniques feature
Replace；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this utility model embodiment technical scheme
Spirit and scope.
Claims (10)
1. an outdoor fast-open light splitting wiring tab box, it is characterised in that including: lid, cassette bottom and light splitting distribution board
Body, wherein:
Forming an inner space between described lid and described cassette bottom, described lid passes through a hinge phase with the side of described cassette bottom
Connecting, opposite side is fixed by two plastic lock catch, is provided without screw and is fixed between described lid and described cassette bottom, described
The upper and lower end parts of cassette bottom is provided with multiple ordinary optical cable manhole appendix and multiple covered wire cable manhole appendix, and multiple ordinary optical cable manhole appendixs set
Being placed in the right side of described cassette bottom, multiple covered wire cable manhole appendixs are placed in the left side setting described cassette bottom, and multiple described ordinary optical cables enter
Portalling for the turnover installation of ordinary optical cable, multiple described covered wire cable manhole appendixs are installed for the turnover of covered wire cable, described
The two ends, outside of lid or described cassette bottom are additionally provided with built on stilts hook or wall built-up installed part, to make when making somebody a mere figurehead or wall hanging installs
With；
Described light splitting distribution disk body is arranged at described inner space and is fastened in described cassette bottom by a rotating shaft.
Outdoor fast-open light splitting wiring tab box the most according to claim 1, it is characterised in that described light splitting distribution
Disk body includes light splitting distribution board, light splitting distribution disk cover and adapter stuck-module, and the one side of described light splitting distribution board is provided with light and divides
Road device and adapter, described optical branching device fixed by optical branching device draw-in groove, and described adapter is fixed by adapter stuck-module.
Outdoor fast-open light splitting wiring tab box the most according to claim 2, it is characterised in that described light splitting distribution
The another side of dish is provided with tempreature bulb draw-in groove, is provided with tempreature bulb in described light splitting distribution board, and described tempreature bulb is by described hot melt pipe clamp
Groove is fixed.
Outdoor fast-open light splitting wiring tab box the most according to claim 1, it is characterised in that set in described cassette bottom
Having ordinary optical cable to fix seat and covered wire cable fixes seat, described ordinary optical cable fixes seat fixing for ordinary optical cable, described skin
Seat fixing for covered wire cable fixed by linear light cable.
Outdoor fast-open light splitting wiring tab box the most according to claim 1, it is characterised in that described lid and institute
The faying face stating cassette bottom periphery is provided with housing seal bar, for described lid, the sealing of described cassette bottom and ordinary optical cable and skin
The sealing of linear light cable.
Outdoor fast-open light splitting wiring tab box the most according to claim 1, it is characterised in that in described cassette bottom also
It is provided with strengthening core fixing device, is used for fixing optical cable strengthening core.
Outdoor fast-open light splitting wiring tab box the most according to claim 1, it is characterised in that ordinary optical cable passes in and out
Hole is 4, is respectively placed in the two ends up and down of described cassette bottom, and described covered wire cable manhole appendix is 16, is respectively placed in described equally
The two ends up and down of cassette bottom, often 8, end, ordinary optical cable turnover is suitable for the ordinary optical cable turnover of a diameter of 8 ~ 16mm and installs, rubber-insulated wire light
Cable manhole appendix is suitable for a size of 2 × 3mm, the turnover of a diameter of 3mm or a diameter of 4mm covered wire cable.
Outdoor fast-open light splitting wiring tab box the most according to claim 1, it is characterised in that in described cassette bottom also
It is provided with bundling buckle, for coiling and fixing common reserved optical fiber and covered wire cable or tail optical fiber.
Outdoor fast-open light splitting wiring tab box the most according to claim 1, it is characterised in that described ordinary optical cable
Manhole appendix is provided with ordinary optical cable sealing ring, is used for sealing ordinary optical cable, when straight-through ordinary optical cable is installed, and only need to be by ordinary optical cable
Sealing ring cut, then straight-through optical cable is wound around sealant tape snap in sealing collar aperture in.
Outdoor fast-open light splitting wiring tab box the most according to claim 1, it is characterised in that described rubber-insulated wire light
Cable manhole appendix is provided with waterproof sponge, the sealing that box body is dust-proof, waterproof in time not filling or install rubber-insulated wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620746764.XU CN205809381U (en) | 2016-07-15 | 2016-07-15 | A kind of outdoor fast-open light splitting wiring tab box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620746764.XU CN205809381U (en) | 2016-07-15 | 2016-07-15 | A kind of outdoor fast-open light splitting wiring tab box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205809381U true CN205809381U (en) | 2016-12-14 |
Family
ID=57511470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620746764.XU Active CN205809381U (en) | 2016-07-15 | 2016-07-15 | A kind of outdoor fast-open light splitting wiring tab box |
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| CN (1) | CN205809381U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108614335A (en) * | 2018-06-06 | 2018-10-02 | 宁波普通信设备有限公司 | A kind of cable junction box |
| CN108761694A (en) * | 2018-07-17 | 2018-11-06 | 中天宽带技术有限公司 | Expandable type cable splice closure |
| CN109814218A (en) * | 2019-04-08 | 2019-05-28 | 中天宽带技术有限公司 | A kind of quick expansion-type cable splice closure of non-opening |
-
2016
- 2016-07-15 CN CN201620746764.XU patent/CN205809381U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108614335A (en) * | 2018-06-06 | 2018-10-02 | 宁波普通信设备有限公司 | A kind of cable junction box |
| CN108761694A (en) * | 2018-07-17 | 2018-11-06 | 中天宽带技术有限公司 | Expandable type cable splice closure |
| CN108761694B (en) * | 2018-07-17 | 2024-04-26 | 中天宽带技术有限公司 | Expandable optical cable joint box |
| CN109814218A (en) * | 2019-04-08 | 2019-05-28 | 中天宽带技术有限公司 | A kind of quick expansion-type cable splice closure of non-opening |
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