CN204009155U - A kind of fiber cable cross connection box - Google Patents
A kind of fiber cable cross connection box Download PDFInfo
- Publication number
- CN204009155U CN204009155U CN201420153618.7U CN201420153618U CN204009155U CN 204009155 U CN204009155 U CN 204009155U CN 201420153618 U CN201420153618 U CN 201420153618U CN 204009155 U CN204009155 U CN 204009155U
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- China
- Prior art keywords
- optical splitter
- cable
- optical
- tray
- unit
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- Expired - Lifetime
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- 239000000835 fiber Substances 0.000 title claims abstract description 53
- 230000003287 optical effect Effects 0.000 claims abstract description 233
- 238000003860 storage Methods 0.000 claims abstract description 23
- 238000009826 distribution Methods 0.000 claims description 37
- 238000007526 fusion splicing Methods 0.000 claims description 22
- 238000002844 melting Methods 0.000 claims description 20
- 230000008018 melting Effects 0.000 claims description 20
- 230000004927 fusion Effects 0.000 claims description 18
- 239000013307 optical fiber Substances 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 230000010354 integration Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Light Guides In General And Applications Therefor (AREA)
Abstract
The utility model discloses a kind of fiber cable cross connection box, described cross-connecting box comprises: casing, optical cable are introduced unit, directly melt unit, fiber storage unit, optical cable fixed head, melted and join integrated unit and the first optical branching device; Wherein, in described casing, be provided with the second tray of optical splitter.
Description
Technical Field
The utility model relates to an optical signal transmission field especially relates to an optical cable distributing box.
Background
The optical cable cross-connecting box is cross-connecting equipment for providing optical cable terminating and jumper connection for optical cables of a main layer and an optical cable of a wiring layer. After the optical cable is introduced into the optical cable cross-connecting box, after fixing, terminating and fiber matching, the main layer optical cable and the wiring layer optical cable are communicated by using the jump fiber. Optical cable cross-connecting boxes are commonly used in the project construction of residential area networks and are applied in various access scenes.
With The gradual transition from Fiber To The Building (FTTB) To Fiber To The Home (FTTH), The structure of The optical cable cross-connecting cabinet is changing continuously To meet The latest requirements. However, in the prior art, the conventional optical cable cross-connecting cabinet and the jumper-free optical cable cross-connecting cabinet have the following defects:
(1) partial positions of the fusion-splicing integrated unit in the distribution box are occupied by the optical branching devices installed in the later period, so that the tray on the corresponding position of the fusion-splicing integrated unit is detached, the detachment of the tray can cause the loss of the number capacity of the optical cable fusion fiber core, the covering capacity of the optical cable distribution box is greatly weakened, and the covering cost of each household is directly increased. For example, ten or twenty trays of fusion-assembled integrated units are removed from a 288-core or 576-core cable distribution box, and ten or twenty optical splitters of "1/8" are installed accordingly, which results in the 288-core or 576-core cable distribution box being reduced to 192 or 384 cores available, and thus the cable distribution box can only cover 150 or 300 subscribers.
(2) When the optical splitter is installed, a certain number of trays of the fusion-splicing integrated units need to be removed, and the trays may be damaged in the removing process; and the detached fusion-assembly integrated tray is huge in quantity and cannot be consumed in time, so that material waste is caused indirectly.
SUMMERY OF THE UTILITY MODEL
To the problem that prior art exists, the embodiment of the utility model provides an optical cable distributing box.
The technical scheme of the utility model is realized like this:
an optical cable cross-connect cabinet, comprising: the optical fiber cable fusion and distribution integrated unit comprises a box body, an optical cable leading-in unit, a direct fusion unit, a fiber storage unit, an optical cable fixing plate, a fusion and distribution integrated unit, a first optical splitter and a second optical splitter tray; wherein,
and a second optical splitter tray is arranged in the box body.
In the above scheme, the optical cable leading-in unit, the direct melting unit, the fiber storage unit, the optical cable fixing plate, the melting and distribution integrated unit and the first optical splitter are arranged in the box body;
the first optical splitter is arranged on the left side of the fiber storage unit, the direct melting unit is arranged below the first optical splitter, the fusion-splicing integrated unit and the second optical splitter tray are arranged on the right side of the fiber storage unit, the second optical splitter tray is arranged below the fusion-splicing integrated unit, the optical cable introducing unit is arranged below the second optical splitter tray, and the optical cable fixing plate is arranged on the right side of the fusion-splicing integrated unit and the second optical splitter tray.
In the above scheme, the second optical splitter tray is: a slot of a tray type optical splitter.
In the above-described embodiment, the second optical splitter tray is an optical splitter tray of 1/16, an optical splitter tray of 1/32, or an optical splitter tray of 1/64.
In the above scheme, the trunk optical cable is fixed on the cable fixing plate through the cable introducing unit, the trunk optical cable terminated on the fusion-splicing integrated unit is connected with a first tail fiber, the first tail fiber reserved on the tail fiber reel in the fiber storage unit is connected with the upper connection port of the first-stage optical splitter, and the lower connection port of the first-stage optical splitter is connected with the corresponding port of the distribution cable through a second tail fiber.
In the above scheme, the trunk optical cable is an optical cable from the machine room to the optical cable cross-connecting cabinet, and the distribution optical cable is an optical cable from the optical cable cross-connecting cabinet to a user.
In the above scheme, the first-stage optical splitter is a plug-in optical splitter or a tray-type optical splitter.
In the above scheme, the first optical splitter is a plug-in optical splitter.
In the above scheme, the melt-distribution integrated unit is a 12-core melt-distribution integrated unit.
In the above scheme, the distributing box further comprises: a base of the box body; the box body is fixed on the box body base.
The embodiment of the utility model provides an optical cable distributing box, distributing box includes: the optical fiber cable fusion-distribution integrated unit comprises a box body, an optical cable leading-in unit, a direct fusion unit, a fiber storage unit, an optical cable fixing plate, a fusion-distribution integrated unit and a first optical splitter; the second optical splitter tray is arranged in the box body, so that the functional requirements of primary light splitting, secondary light splitting and an original common optical cable cross-connecting box under various scenes can be met without detaching the tray of the fusion-distribution integrated unit according to the requirements of residential area network construction.
Drawings
Fig. 1 is a front view of an optical cable cross-connecting cabinet according to an embodiment of the present invention;
fig. 2 is a perspective view of an optical cable cross-connecting box provided by an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an optical cable cross-connecting box according to an embodiment of the present invention;
fig. 4 is an internal structure schematic diagram of the optical cable cross-connecting box provided by the embodiment of the utility model.
Description of reference numerals:
11, a box body; 12, a cable lead-in unit; 13, a direct melting unit; 14, a fiber storage unit; 15, an optical cable fixing plate; 16, melting and matching the integrated unit; 17, a first optical splitter; 18, a second optical splitter tray; 181, 1/16 optical splitter trays; 182, 1/32 optical splitter trays; 19, a box base.
Detailed Description
It should be noted that the first and second … … are used herein to refer to elements at different positions only, and do not limit the parameters or functions of the elements.
In order to better understand the content of the present invention, the embodiment of the present invention introduces the FTTB mode and the concept of the FTTH mode first. The FTTB mode is a Network connection mode from Fiber To X (FTTX, Fiber-To-The-X) + Local Area Network (LAN), and mainly includes accessing optical signals into a main distribution box of an office building or an apartment building To implement access of optical signals, and still implementing distributed input of signals by using coaxial cables, twisted pairs or optical fibers in The office building or The apartment building To implement application of high-speed data. In the FTTB mode, each Optical Network Unit (ONU) device can be used by twenty-four users at the same time, so the number of Optical splitters is less required. The FTTH mode is a fiber-to-the-home overlay mode, in which home ONU devices are installed in home users or enterprise users, and each core fiber is used by only one user, so that the number of optical splitters is required.
As can be appreciated from the above description, the use of optical splitters is required both in FTTB mode and in FTTH mode. When users increase and capacity needs to be expanded, a certain number of trays for fusion-assembling integrated units must be removed from the optical cable cross-connecting box to install the optical branching units, which is inconvenient to use and greatly wastes materials.
Based on this, in various embodiments of the present invention: and a second optical splitter tray is arranged in the box body of the distribution box.
The embodiment of the utility model provides an optical cable distributing box, distributing box includes: the optical fiber cable fusion-distribution integrated unit comprises a box body, an optical cable leading-in unit, a direct fusion unit, a fiber storage unit, an optical cable fixing plate, a fusion-distribution integrated unit and a first optical splitter; wherein,
and a second optical splitter tray is arranged in the box body.
Specifically, the optical cable leading-in unit, the direct melting unit, the fiber storage unit, the optical cable fixing plate, the melting and distribution integrated unit and the first optical splitter are arranged in the box body; the optical cable fusion splicing device is characterized in that the first optical splitter is arranged on the left side of the optical fiber storage unit, the direct fusion unit is arranged below the first optical splitter, the fusion splicing integrated unit and a second optical splitter tray are arranged on the right side of the optical fiber storage unit, the second optical splitter tray is arranged below the fusion splicing integrated unit, the optical cable introduction unit is arranged below the second optical splitter tray, and optical cable fixing plates are arranged on the right sides of the fusion splicing integrated unit and the second optical splitter tray.
The technical solution of the present invention is further described in detail with reference to the accompanying drawings and specific embodiments.
The embodiment of the utility model provides an optical cable distributing box, as shown in figure 1, the long L of distributing box is: 1.46m, width W: 0.785 m; as shown in fig. 2, the height H of the cross-connecting box is: 0.38m, the cross-connecting box is made of a stainless steel box and has waterproof and dustproof functions. Here, as shown in fig. 3, the junction box includes: the optical fiber cable fusion splicing device comprises a box body 11, an optical cable leading-in unit 12, a direct fusion unit 13, a fiber storage unit 14, an optical cable fixing plate 15, a fusion splicing integrated unit 16 and a first optical splitter 17; the distribution box also comprises a second optical splitter tray 18 and a box body base 19; the optical cable guiding unit 12, the direct melting unit 13, the fiber storage unit 14, the optical cable fixing plate 15, the melting and matching integrated unit 16, the first optical splitter 17 and the second optical splitter tray 18; the box body 11 is fixed on the box body base 19;
specifically, as shown in fig. 1 and fig. 3, when looking at the optical cable cross-connecting box provided by the embodiment of the present invention, in the box body 11, the left side of the fiber storage unit 14 is provided with a first optical splitter 17, a direct melting unit 14 is arranged below the first optical splitter 17, the right side of the fiber storage unit 14 is provided with a melting and distribution integration unit 16 and a second optical splitter tray 18, the second optical splitter tray 18 is arranged below the melting and distribution integration unit 16, an optical cable introduction unit 12 is arranged below the second optical splitter tray 18, and the right sides of the melting and distribution integration unit 16 and the second optical splitter tray 18 are provided with an optical cable fixing plate 15; the housing 11 may be fixed to the housing base 19 by screws.
Here, as shown in fig. 4, the first optical splitter 17 may be a 29-slot tab type optical splitter, and the second optical splitter tray 18 is a slot of a tray type optical splitter for mounting the tray type optical splitter; the second optical splitter tray 18 may be an optical splitter tray of 1/16, or an optical splitter tray of 1/32, or an optical splitter tray of 1/64. Typically, four 1/16 tray-like optical splitters or two 1/32 tray-like optical splitters, or one 1/64 tray-like optical splitter may be installed; the cable junction box shown in fig. 4 is provided with an 1/16 optical splitter tray 181 and a 1/32 optical splitter tray 182.
The first optical splitter 17, namely a plug-type optical splitter and a tray-type optical splitter, is used for splitting the trunk optical cable according to the needs of different scenes to achieve the purpose of capacity expansion, for example, the first optical splitter 17 and the tray-type optical splitter can expand the original 288-core optical cable cross-connecting box to 336-core optical cable cross-connecting box, and expand the 576-core optical cable cross-connecting box to 672-core optical cable cross-connecting box to meet the user demands; the main optical cable refers to an optical cable from a local machine room to the optical cable cross-connecting box, and the different scenes refer to scenes with function requirements of primary light splitting, secondary light splitting or common optical cable cross-connecting boxes.
As shown in fig. 4, the fusion-splicing integrated unit 16 may be a 12-core fusion-splicing integrated unit having twelve adapter ports for terminating trunk cables; the fusion-splicing integrated unit 16 can convert the trunk optical cable into a 12-core optical cable.
The direct fusion unit 13 is used for fusion welding between two optical cables or a plurality of optical cables; here, the embodiment of the present invention provides an optical cable cross-connecting box only uses the direct melting unit 13 when being connected with another optical cable cross-connecting box, and at this time, the direct melting unit 13 has the same effect as the optical cable splice closure.
The fiber storage unit 14 is used for coiling and retaining the tail fibers connected between the plug-in optical splitter 18 or the tray-type optical splitter and the fusion-splicing integrated unit 16, or coiling and retaining the tail fibers connected between the fusion-splicing integrated units 16, so that the connected tail fibers are tidy and the bending force of the tail fibers can be met.
Here, when a first-level light splitting is required, the optical cable lead-in unit 12 leads the trunk optical cable into the optical cable cross-connecting box from the bottom of the box body 11, penetrates the reinforced core of the trunk optical cable into the optical cable fixing plate 15 to fix and protect the trunk optical cable, and then ends the trunk optical cable in the fusion-assembling integrated unit 16; after the tail ends are formed, connecting the trunk optical cable with a tail fiber, and coiling and reserving the tail fiber according to the position of the optical cable so as to reduce the space occupied by the redundant tail fiber in the fiber storage unit 14; after the coiling is finished, connecting a tail fiber to an upper connection port of a first-stage optical splitter, and connecting a lower connection port of the first-stage optical splitter to a corresponding port of a distribution cable through another tail fiber so as to connect the tail fiber to a user side; thus, first-order light splitting is completed. Wherein, when the tail fiber is reserved, the disc should be orderly reserved clockwise.
When the secondary light splitting is needed, the lower connection port of the first-stage optical splitter is connected to the upper connection port of the second-stage optical splitter through the tail fiber, and the lower connection port of the second-stage optical splitter is connected to the user side through the tail fiber.
Here, the first-stage optical splitter may be the first optical splitter 17, or a tray-type optical splitter provided on the second optical splitter tray 18; accordingly, the second stage optical splitter may be the first optical splitter 17, or a tray-type optical splitter disposed on the second optical splitter tray 18. Specifically, when the first splitter 17 is set as the first-stage optical splitter, accordingly, the tray-type optical splitter set on the second optical splitter tray 18 is set as the second-stage optical splitter; when the tray-type optical splitter provided on the second optical splitter tray 18 is set as a first-stage optical splitter, the first optical splitter 17 is set as a second-stage optical splitter.
Additionally, because the utility model provides an optical cable distributing box has reserved the position of optical divider tray, so under the prerequisite of not dismantling the integrated unit tray of melting and joining in marriage, also can realize the functional requirement of original ordinary optical cable distributing box.
The utility model provides an optical cable distributing box melts under the condition of fibre core number capacity at the optical cable of not losing, the mounted position of optical divider has been increased, will melt and join in marriage regional and optical divider mounted position separately, and set up the dish fine region, the utilization ratio of melting and joining in marriage integration unit tray in the optical cable distributing box has been improved, the problem of the capacity not enough of original optical cable distributing box has been solved, make the ability that an optical cable distributing box covers the user obtain maximum performance, thereby realized that an optical cable distributing box can solve the transmission looped netowrk, optical distribution Node (ODN, optical distribution Node) network, many-sided professional needs such as district's residence net, make things convenient for line management and dilatation, communication lines's construction and maintenance cost have been reduced, the convenience of use has been improved, user's demand has greatly been satisfied.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. An optical cable cross-connect cabinet, characterized in that, the cross-connect cabinet includes: the optical fiber cable fusion and distribution integrated unit comprises a box body, an optical cable leading-in unit, a direct fusion unit, a fiber storage unit, an optical cable fixing plate, a fusion and distribution integrated unit, a first optical splitter and a second optical splitter tray; wherein,
and a second optical splitter tray is arranged in the box body.
2. The fiber optic cable cross-connect cabinet of claim 1,
the optical cable leading-in unit, the direct melting unit, the fiber storage unit, the optical cable fixing plate, the melting and matching integrated unit and the first optical splitter are arranged in the box body;
the first optical splitter is arranged on the left side of the fiber storage unit, the direct melting unit is arranged below the first optical splitter, the fusion-splicing integrated unit and the second optical splitter tray are arranged on the right side of the fiber storage unit, the second optical splitter tray is arranged below the fusion-splicing integrated unit, the optical cable introducing unit is arranged below the second optical splitter tray, and the optical cable fixing plate is arranged on the right side of the fusion-splicing integrated unit and the second optical splitter tray.
3. The fiber optic cable distribution box of claim 1 or 2, wherein the second optical splitter tray is: a slot of a tray type optical splitter.
4. The cable distribution box of claim 3, wherein the second optical splitter tray is an 1/16 optical splitter tray, or a 1/32 optical splitter tray, or a 1/64 optical splitter tray.
5. The cable distribution box according to claim 1 or 2, wherein a trunk cable is fixed to the cable fixing plate through the cable introduction unit, the trunk cable terminated on the fusion-splicing integrated unit is connected to a first pigtail, the first pigtail terminated in a pigtail coiling in the fiber storage unit is connected to an upstream port of a first-stage optical splitter, and a downstream port of the first-stage optical splitter is connected to a corresponding port of the distribution cable through a second pigtail.
6. The cable cross-connect cabinet of claim 5, wherein the trunk cable is a machine room to cable of the cable cross-connect cabinet and the distribution cable is a cable of the cable cross-connect cabinet to a subscriber.
7. The cable distribution box of claim 5, wherein the first stage optical splitter is a patch type optical splitter or a tray type optical splitter.
8. The fiber optic cable distribution box of claim 1 or 2, wherein the first optical splitter is a patch optical splitter.
9. The fiber optic cable distribution box of claim 1 or 2, wherein the fusion-assembled integrated unit is a 12-core fusion-assembled integrated unit.
10. The fiber optic cable cross-connect cabinet of claims 1 or 2, further comprising: a base of the box body; the box body is fixed on the box body base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420153618.7U CN204009155U (en) | 2014-03-31 | 2014-03-31 | A kind of fiber cable cross connection box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420153618.7U CN204009155U (en) | 2014-03-31 | 2014-03-31 | A kind of fiber cable cross connection box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204009155U true CN204009155U (en) | 2014-12-10 |
Family
ID=52049133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420153618.7U Expired - Lifetime CN204009155U (en) | 2014-03-31 | 2014-03-31 | A kind of fiber cable cross connection box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204009155U (en) |
-
2014
- 2014-03-31 CN CN201420153618.7U patent/CN204009155U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |