CN202190269U - Tower-mounted fiber distribution case and FTTA system - Google Patents
Tower-mounted fiber distribution case and FTTA system Download PDFInfo
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- CN202190269U CN202190269U CN2011202896909U CN201120289690U CN202190269U CN 202190269 U CN202190269 U CN 202190269U CN 2011202896909 U CN2011202896909 U CN 2011202896909U CN 201120289690 U CN201120289690 U CN 201120289690U CN 202190269 U CN202190269 U CN 202190269U
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Abstract
The utility model relates to a tower-mounted fiber distribution case and an FTTA (fiber to the antenna) system. The tower-mounted fiber distribution case is used for connecting an RRU (Radio Remote Unit) with a multi-core optical cable and comprises a casing provided with a multi-core fiber introducing interface for the entering of multi-core fiber extracted by multi-core optical cables and a replaceable sealing plate assembly used for extracting jump fiber; the casing base plate is provided with a multi-core fiber fixing plate positive to the multi-core fiber introducing interface; a fiber welding module and an adapter fixing plate provided with adapters are provided in the casing. The FTTA system is characterized in that an RRU is in connection with a multi-core optical cable through the tower-mounted fiber distribution case. The tower-mounted fiber distribution case is used for connecting a RRU (Radio Remote Unit) with a multi-core optical cable, which is convenient to perform terminating to fiber resource placed in advance, meets equipment interface requirements of different manufacturers and is in favor of the popularization and application of the FTTA system.
Description
Technical field
The utility model relates to the optical communication field, more particularly, relates to a kind of tower dress fiber box and optical fiber to antenna system.
Background technology
At present popular the demand of mobile data has been surpassed the data supply ability of Virtual network operator for the first time, so Virtual network operator has been invested multi-million dollar and has been improved 3G and 4G mobile network's speed.The far end radio frequency system can cut operating costs, and adopts optical fiber then to realize innovation, the flexible and network installation mode that faces the future to antenna FTTA (fiber to the antenna) technology.
In legacy system, therefore the distance between base station and the antenna must not must rent expensive communications space above 100 meters (because the analog signal loss is arranged) near antenna, perhaps putting down the expensive container of roof or outdoor installation.Any loss of signal can not take place during transmission of digital data in the Ethernet of making transmission medium of optical fiber between base station and RRH; And the ultimate range that allows can reach 20 kms; Therefore the base station can be concentrated and is placed on the lower communications equipment room of cost, and the network planning also can become more flexibly, modularization more.This link uses the fiber basis facility transmission data of existing or new installation, and is simple and cheap more a lot of than using corrugated cable transmission data.Various report also shows, can reduce set-up time of far end radio frequency system with optical fiber, and this is extremely important when implementing the base station replacement.
At existing optical fiber in antenna system; Generally comprise indoor baseband processing module BBU (Building Base band Unit) and radio frequency remoto module RRU (Radio Remote Unit); Indoor baseband processing module is arranged in the machine room; Radio frequency remoto module then can be arranged on outdoor or indoor flexibly, connects through optical fiber between indoor baseband processing module and the radio frequency remoto module.
In the transformation process of base station, generally can disposablely lay enough fiber resources, for satisfying the requirement of following different vendor equipment interface, need to use fiber box that the multi-core fiber that lays is in advance carried out terminating.But lack fiber box at present to this application.
The utility model content
The technical problem that the utility model will solve is, to the optical fiber of the prior art above-mentioned defective that lacks suitable fiber box to antenna system, a kind of tower dress fiber box is provided, and the optical fiber with this tower dress fiber box is to antenna system.
One of purpose of the utility model is to provide a kind of tower dress fiber box; Be used for the connection between radio frequency remoto module and the multi-fiber cable; Comprise casing, said casing is provided with the multi-core fiber that the multi-core fiber that is used for being drawn by said multi-fiber cable gets into and introduces interface, also is provided with the exchangeable sealing board component that supplies jumping fiber to draw on the said casing; The base plate of said casing is provided with the multi-core fiber fixed head of introducing interface over against said multi-core fiber; Be provided with the fused fiber splice module in the said casing, and the adapter fixed head, be fixed with adapter on the said adapter fixed head.
In the described tower of the utility model dress fiber box, said jumping fiber is outdoor jumping fiber, and said exchangeable sealing board component comprises and is arranged on the replaceable shrouding on the casing and is arranged on the seal nipple that outdoor jumping fiber is drawn that is used on the said replaceable shrouding.
In the described tower dress of the utility model fiber box, said outdoor jumping fiber is the outdoor jumping fiber of LC twin-core.
In the described tower dress of the utility model fiber box; Said exchangeable sealing board component comprises the replaceable shrouding that is arranged on the casing; And be arranged on the outdoor connector (32) on the said replaceable shrouding, be connected by jumping fiber in the case between said adapter and the said outdoor connector.
In the described tower dress of the utility model fiber box, jumping fiber is the LC jumping fiber in the said case.
In the described tower dress of the utility model fiber box, said adapter is a duplex LC adapter.
In the described tower dress of the utility model fiber box, be provided with the LC tail optical fiber that connects said adapter and said welded module in the said casing and be connected.
In the described tower dress of the utility model fiber box, also be provided with in the said casing and hang fine ring.
In the described tower dress of the utility model fiber box, the back side of said casing is provided with anchor ear.
Two of the purpose of the utility model is to provide a kind of optical fiber to antenna system; Comprise indoor baseband processing module, multi-fiber cable, several radio frequency remoto modules; Be connected with the optical fiber distributing unit between said indoor baseband processing module and the said multi-fiber cable, be connected with tower dress fiber box as previously discussed between each said radio frequency remoto module and the said multi-fiber cable.
Tower dress fiber box and the optical fiber of implementing the utility model arrive antenna system; Have following beneficial effect: the tower dress fiber box of the utility model is used for the connection between multi-fiber cable and the radio frequency remoto module; Can carry out terminating to the fiber resource that lays in advance easily; Can satisfy the requirement of different vendor's equipment interface, because optical fiber applying to antenna system.
Description of drawings
To combine accompanying drawing and embodiment that the utility model is described further below, in the accompanying drawing:
Fig. 1 is the sketch map that the tower of the utility model is adorned first embodiment of fiber box;
Fig. 2 is the sketch map of shrouding assembly among first embodiment of tower dress fiber box of the utility model;
Fig. 3 is the sketch map that the tower of the utility model is adorned second embodiment of fiber box;
Fig. 4 is the sketch map of shrouding assembly among second embodiment of tower dress fiber box of the utility model;
Fig. 5 is the sketch map that the tower of the utility model is adorned the back side of fiber box;
Fig. 6 is the sketch map of the optical fiber of the utility model to the preferred embodiment of antenna system.
Embodiment
Understand for technical characterictic, purpose and effect to the utility model have more clearly, contrast the embodiment that accompanying drawing specifies the utility model at present.
As shown in Figure 1; Adorn the sketch map of first embodiment of fiber box for the tower of the utility model; This tower dress fiber box is used in optical fiber in antenna system; Be used for the connection between multi-fiber cable and the radio frequency remoto module, this tower dress fiber box comprises casing 1, and casing 1 is hexahedron casing commonly used; Casing 1 is provided with the multi-core fiber that the multi-core fiber that is used for being drawn by multi-fiber cable gets into and introduces interface 101; Multi-core fiber is introduced interface 101 introducings and fixing by this multi-core fiber; The base plate that specifically is casing 1 is provided with the multi-core fiber fixed head 2 of introducing interface 101 over against multi-core fiber; Multi-core fiber is fixed on this multi-core fiber fixed head 2, can prevent that multi-core fiber from taking place to become flexible etc.; Be provided with fused fiber splice module 4 in the casing 1, the multi-core fiber of being introduced interface 101 introducings by multi-core fiber is in the tail optical fiber welding of fused fiber splice module 4 with casing 1; Be provided with an adapter fixed head 5 in the casing 1; Be fixed with a plurality of adapters 51 on the adaptive fixed head 5; The Optical fiber plug of the tail optical fiber of being drawn by fused fiber splice module 4 is inserted in a side of adaptive 51, and tail optical fiber can be selected LC type tail optical fiber for use, and adapter 51 is selected duplex LC adapter for use; Tail optical fiber also can adopt the tail optical fiber of other types, and 51 of adapters are replaced with the type adaptive with tail optical fiber accordingly; Jumping fiber or outdoor jumping fiber in the other side link box of adapter 51, in the present embodiment, what tower dress fiber box was drawn is outdoor jumping fiber; On casing 1, also be provided with the exchangeable sealing board component 3 that supplies outdoor jumping fiber to draw, referring to Fig. 2, this exchangeable sealing board component 3 comprises and is arranged on the replaceable shrouding 30 on the casing 1 and is arranged on the seal nipple 31 that outdoor jumping fiber is drawn that is used on the replaceable shrouding 30; Replaceable shrouding 30 dismountable being arranged on the casing 1; On the replaceable shrouding 30 different interfaces can be installed in advance, to tackle different application needs, for example in the present embodiment; Tower dress fiber box is directly drawn outdoor jumping fiber; Have seal nipple 31 on the then replaceable shrouding 30, be used for drawing of outdoor jumping fiber, and seal.After outdoor jumping fiber is drawn, be connected with radio frequency remoto module.Outdoor jumping fiber can be selected the outdoor jumping fiber of LC twin-core, perhaps other suitable jumping fiber types for use.Tail optical fiber, multi-core fiber for ease, and jumping fiber the casing internal fixation disc around, in casing 1, also be provided with the fine ring 6 of a plurality of extensions, can store a certain amount of tail optical fiber in the casing 1.
As shown in Figure 3; Be the sketch map of second embodiment of the tower of the utility model dress fiber box, different with first embodiment is, in the present embodiment; Radio frequency remoto module links to each other through outdoor connector 32 with tower dress fiber box; Be provided with jumping fiber in the case in the casing 1, be used for connection adaptor 51 and outdoor connector 32, jumping fiber can be selected the jumping fiber of LC type jumping fiber or other types for use in the case; Referring to Fig. 4; In the present embodiment; Exchangeable sealing board component 3 comprises the replaceable shrouding 30 that is arranged on the casing 1, and is arranged on the outdoor connector 32 on the said replaceable shrouding 30, is connected by jumping fiber in the case between adapter 51 and the outdoor connector 32; The adapter of outdoor connector 32 is fixed on the replaceable shrouding 30, and the plug of outdoor connector 32 is connected with adapter.Other structures of the tower dress fiber box of present embodiment are identical with the structure of first embodiment, repeat no more.
Referring to Fig. 5, the installation of the tower of the utility model dress fiber box on iron tower and building can be provided with anchor ear 7 at the back side of casing 1 for ease, can easily the tower of the utility model be adorned fiber box like this and be fixed on needed position.
As shown in Figure 6; The utility model also provides a kind of optical fiber to antenna system; This optical fiber comprises indoor baseband processing module BBU, multi-fiber cable and several radio frequency remoto modules RRU to antenna system, and indoor baseband processing module BBU is arranged in the machine room, and indoor baseband processing module BBU links to each other through the optical fiber distributing unit with multi-fiber cable; Multi-fiber cable can be routed in iron tower at a distance or the building; Radio frequency remoto module RRU is installed on iron tower or building, is used for transmitting and receiving signal, be connected with above-described tower dress fiber box between each radio frequency remoto module and the multi-fiber cable.Owing to adopt special tower dress fiber box; Can carry out terminating to the multi-fiber cable that lays in advance; Can satisfy the requirement of different vendor's equipment interface, this tower dress fiber box can realize that the introducing of outside line optical cable fixes, opens stripping protection, the welding of optical fiber, protection, storage and management.
The tower dress fiber box of the utility model is used for the connection between multi-fiber cable and the radio frequency remoto module; Can carry out terminating to the fiber resource that lays in advance easily; Can satisfy the requirement of different vendor's equipment interface, because optical fiber applying to antenna system.
Combine accompanying drawing that the embodiment of the utility model is described above; But the utility model is not limited to above-mentioned embodiment, and above-mentioned embodiment only is schematically, rather than restrictive; Those of ordinary skill in the art is under the enlightenment of the utility model; Not breaking away under the scope situation that the utility model aim and claim protect, also can make a lot of forms, these all belong within the protection of the utility model.
Claims (10)
1. a tower is adorned fiber box; Be used for the connection between radio frequency remoto module and the multi-fiber cable; It is characterized in that; Comprise casing (1), said casing (1) is provided with the multi-core fiber that the multi-core fiber that is used for being drawn by said multi-fiber cable gets into and introduces interface (101), also is provided with the exchangeable sealing board component (3) that supplies jumping fiber to draw on the said casing (1); The base plate of said casing (1) is provided with the multi-core fiber fixed head (2) of introducing interface (101) over against said multi-core fiber; Be provided with fused fiber splice module (4) in the said casing (1), and adapter fixed head (5), be fixed with adapter (51) on the said adapter fixed head (5).
2. tower dress fiber box according to claim 1; It is characterized in that; Said jumping fiber is outdoor jumping fiber, and said exchangeable sealing board component (3) comprises the replaceable shrouding (30) that is arranged on the casing (1) and is arranged on the seal nipple (31) that outdoor jumping fiber is drawn that is used on the said replaceable shrouding (30).
3. tower dress fiber box according to claim 2 is characterized in that, said outdoor jumping fiber is the outdoor jumping fiber of LC twin-core.
4. tower dress fiber box according to claim 1; It is characterized in that; Said exchangeable sealing board component (3) comprises the replaceable shrouding (30) that is arranged on the casing (1); And be arranged on the outdoor connector (32) on the said replaceable shrouding (30), be connected by jumping fiber in the case between said adapter (51) and the said outdoor connector (32).
5. tower dress fiber box according to claim 4 is characterized in that jumping fiber is the LC jumping fiber in the said case.
6. according to the described tower dress of claim 1 fiber box, it is characterized in that said adapter (51) is a duplex LC adapter.
7. tower dress fiber box according to claim 6 is characterized in that, is provided with the LC tail optical fiber that connects said adapter (51) and said welded module (4) in the said casing (1) and is connected.
8. tower dress fiber box according to claim 1 is characterized in that, also is provided with in the said casing (1) and hangs fine ring (6).
9. tower dress fiber box according to claim 1 is characterized in that the back side of said casing (1) is provided with anchor ear (7).
10. an optical fiber is to antenna system; It is characterized in that; Comprise indoor baseband processing module, multi-fiber cable, several radio frequency remoto modules; Be connected with the optical fiber distributing unit between said indoor baseband processing module and the said multi-fiber cable, be connected with between each said radio frequency remoto module and the said multi-fiber cable like each described tower dress fiber box of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202896909U CN202190269U (en) | 2011-08-10 | 2011-08-10 | Tower-mounted fiber distribution case and FTTA system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202896909U CN202190269U (en) | 2011-08-10 | 2011-08-10 | Tower-mounted fiber distribution case and FTTA system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202190269U true CN202190269U (en) | 2012-04-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202896909U Expired - Lifetime CN202190269U (en) | 2011-08-10 | 2011-08-10 | Tower-mounted fiber distribution case and FTTA system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202190269U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105093451A (en) * | 2015-07-24 | 2015-11-25 | 华为技术有限公司 | Fiber division and distribution device and communication site |
| CN105938227A (en) * | 2016-06-03 | 2016-09-14 | 北京昊普康科技股份有限公司 | Maintenance-free fiber distribution box |
| CN106304419A (en) * | 2016-08-15 | 2017-01-04 | 上海交通大学 | The wireless forward pass system of digital optical transmission based on multi-core fiber |
| CN111781690A (en) * | 2020-08-03 | 2020-10-16 | 国网河南省电力公司漯河供电公司 | Optical cable distribution box |
-
2011
- 2011-08-10 CN CN2011202896909U patent/CN202190269U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105093451A (en) * | 2015-07-24 | 2015-11-25 | 华为技术有限公司 | Fiber division and distribution device and communication site |
| CN105093451B (en) * | 2015-07-24 | 2018-10-30 | 华为技术有限公司 | One kind point fibre and power distribution equipment and communication site |
| CN105938227A (en) * | 2016-06-03 | 2016-09-14 | 北京昊普康科技股份有限公司 | Maintenance-free fiber distribution box |
| CN106304419A (en) * | 2016-08-15 | 2017-01-04 | 上海交通大学 | The wireless forward pass system of digital optical transmission based on multi-core fiber |
| CN106304419B (en) * | 2016-08-15 | 2020-06-12 | 上海交通大学 | Wireless forward transmission system for digital optical transmission based on multi-core optical fiber |
| CN111781690A (en) * | 2020-08-03 | 2020-10-16 | 国网河南省电力公司漯河供电公司 | Optical cable distribution box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Anhui Guowei Communication Engineering Co., Ltd. Assignor: Shenzhen Sunsea Telecommunications Co., Ltd. Contract record no.: 2012440020123 Denomination of utility model: Tower-mounted fiber distribution case and FTTA system Granted publication date: 20120411 License type: Exclusive License Record date: 20120522 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120411 |
|
| CX01 | Expiry of patent term |