CN205427253U - Repeater box - Google Patents
Repeater box Download PDFInfo
- Publication number
- CN205427253U CN205427253U CN201521030167.9U CN201521030167U CN205427253U CN 205427253 U CN205427253 U CN 205427253U CN 201521030167 U CN201521030167 U CN 201521030167U CN 205427253 U CN205427253 U CN 205427253U
- Authority
- CN
- China
- Prior art keywords
- repeater box
- power supply
- box
- rru
- switching power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Light Guides In General And Applications Therefor (AREA)
Abstract
The utility model discloses a repeater box is provided with switching power supply and optical fiber termination box in, switching power supply's input with the alternating current power supply's of repeater box outside output links to each other, switching power supply's output links to each other with at least one remote radio head unit RRU's input, optical fiber termination box's input links to each other with transceiver unit BBU's fiber optic distribution frame ODF's output, optical fiber termination box's output links to each other with at least one RRU's input, the problem of among the prior art between BBU and the RRU line more, cable, the chute wasting of resources, and line mode scalability is poor is solved.
Description
Technical field
This utility model relates to the communications field, particularly relates to a kind of repeater box.
Background technology
Along with the fast development of the communications industry, increasing communication base station construction is on the high building that building stand in great numbers, and base station selection difficulty is the most increasing, and in order to ensure the reception of signal, macro base station community can be arranged on diverse location relatively far away from.
Base station equipment in communication network all have employed BBU (Base Band Unit at present, BuildingBasebandUnite) with RRU (Remote Radio Unit, RadioRemoteUnit) mode being separated, BBU is arranged in machine room or integrated synthesis cabinet, is connected with RRU by optical fiber；RRU is responsible for the radiofrequency signal transmitting and processing between BBU and antenna-feedback system, is arranged on the outdoor place near antenna, is connected with antenna by wire jumper, and power supply mode uses direct current supply.
Fig. 1 shows the connected mode of BBU Yu RRU in existing communication network.As shown in Figure 1, in urban settings, 3 cover systems need to be laid in one communication cell, 3 optical cables and 3 cables need to be laid respectively to a community by the machine room (BBU and Switching Power Supply) of information source, if a machine room connects three communities, then need to lay 9 optical cables and 9 cables, as in Fig. 1, dotted line represents that optical cable, solid line represent cable.This can cause at information source more to line at RRU, cable, the chute wasting of resources.
Additionally, connection mode poor expandability of the prior art, the duration of different system is inconsistent or later stage System Expansion, relevant corollary equipment need to be rectified and improved, feeder hole, the transformation of chute can produce the biggest workload, cable and optical cable repeat lay, too increase the quantities of construction.
Utility model content
This utility model embodiment provides a kind of repeater box, more in order to solve in prior art line between BBU and RRU, cable, the chute wasting of resources, and the problem of connection mode poor expandability.
A kind of terminal that this utility model embodiment provides,
A kind of repeater box, is provided with Switching Power Supply and GPZ in described repeater box；
The input of described Switching Power Supply is connected with the outfan of the alternating current power supply outside described repeater box, and the outfan of described Switching Power Supply is connected with the input of at least one radio frequency remote unit RRU；
The input of described GPZ is connected with the outfan of the fibre distribution frame ODF of Base Band Unit BBU, and the outfan of described GPZ is connected with the input of at least one RRU.
Optionally, also including: at least one battery being arranged in described repeater box, the outfan of described battery is connected with the input of described Switching Power Supply.
Optionally, also including: the lightning proof ground row being arranged in described repeater box, one end of described lightning proof ground row is connected with earth point, and the other end of described lightning proof ground row is connected with at least one RRU described.
Optionally, the lead-in wire bar of fixed cable it is provided with in described repeater box.
Optionally, bottom described repeater box, it is provided with at least one wire inlet/outlet hole, is provided with U-shaped cable clamp inside described repeater box at wire inlet/outlet hole, outside described repeater box, at wire inlet/outlet hole, is provided with water-proof jacket.
Optionally, described repeater box is internally provided with fixing described Switching Power Supply and the mounting bracket of described GPZ.
Optionally, the outside top of described repeater box is provided with expansion bolt.
Optionally, described repeater box front is provided with chamber door, and the position that the top of described repeater box contacts with described chamber door is provided with waterproof edgewise, and the position that the bottom of described repeater box contacts with described chamber door is provided with waterproof membrane.
Optionally, the side of described repeater box and disposed behind have air vent.
Optionally, the top of described repeater box is provided with water-proof top cover, and the area of described water-proof top cover is more than the area at described casing top.
This utility model above-described embodiment, arranges repeater box between BBU and RRU, is connected with multiple RRU by BBU by repeater box.Specifically, being provided with Switching Power Supply in repeater box, the input of Switching Power Supply is connected with the outfan of the alternating current power supply outside repeater box, and the outfan of Switching Power Supply is connected with the input of corresponding RRU.Switching Power Supply connects external ac power source, and after alternating current is converted to unidirectional current, powers at least one RRU, and is opened by sky and control opening and closing of corresponding RRU energising.Repeater box may be disposed at the position near RRU, and powers for multiple RRU, and can arrange alternating current power supply near repeater box, therefore, decreases the length of cable between BBU and RRU, thus reduces cable, the chute wasting of resources.In addition, GPZ it is additionally provided with in repeater box, the input of GPZ and the ODF (fibre distribution frame of BBU, OpticalDistributionFrame) it is connected, the outfan of GPZ is connected with the input of at least one RRU, follow-up system dilatation, can other wiring in the GPZ of repeater box, without again laying cable, there is stronger extensibility.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of connected mode between BBU and RRU in prior art；
The internal structure schematic diagram of the repeater box that Fig. 2 provides for this utility model embodiment；
The internal structure front schematic view of another repeater box that Fig. 3 provides for this utility model embodiment；
The internal structure top view of the repeater box that Fig. 4 provides for this utility model embodiment；
Fig. 5 is the schematic diagram of connected mode between BBU and RRU in this utility model embodiment.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, this utility model is described in further detail, it is clear that described embodiment is only this utility model some embodiments rather than whole embodiments.Based on the embodiment in this utility model, all other embodiments that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Being provided with Switching Power Supply in the repeater box that this utility model embodiment provides, Switching Power Supply can be the multiple power source of 48 volt of 30 peace, provides unidirectional current for RRU.The input of Switching Power Supply is connected with the outfan of the alternating current power supply outside described repeater box, can use the mode of power taking nearby.Multiple sky can be arranged on the outfan of general Switching Power Supply open, as 4 skies are opened.The input that sky is opened with RRU is connected, and sky is opened and RRU one_to_one corresponding, when System Expansion needs to increase RRU, is only required to be the outfan that the RRU of increase opens from vacant sky and draws electricity, it is not necessary to additionally arrange Switching Power Supply.
Being provided with GPZ in repeater box, the input of GPZ is connected with the outfan of the ODF of BBU, and the outfan of GPZ is connected with the input of at least one RRU.In this utility model embodiment, BBU may be provided in machine room, the ODF from BBU machine room draws 24 core optical cables and is connected to GPZ, needs the RRU connected according to BBU, point each RRU of wick feed in optical cable relaying box.When System Expansion needs to increase RRU, only core need to be divided to newly-increased RRU from GPZ, the BBU that has no way of need to lay optical cable again.
Being additionally provided with at least one battery in repeater box, the outfan of battery is connected with the input of Switching Power Supply.Battery can be 12 volt 24 and pacify battery, can arrange many Battery packs, such as four Battery packs, as the stand-by power supply of Switching Power Supply, when alternating current power supply breaks down, supplies unidirectional current for RRU.
Fig. 2 shows the internal structure schematic diagram of the repeater box that this utility model embodiment provides.As in figure 2 it is shown, repeater box is internally provided with two spaces, respectively installing zone 1 and battery compartment 2, wherein installing zone 1 can be arranged on battery compartment 2, or installing zone 1 and battery compartment 2 is arranged side by side.This utility model embodiment is to be arranged on battery compartment 2 by installing zone 1.Within Switching Power Supply 11 and GPZ 12 can being positioned over installing zone 1, wherein, Switching Power Supply 11 may be provided on GPZ 12, it is possible to is arranged under GPZ 12, within multiple batteries 21 are positioned over battery compartment 2.
The internal both sides of repeater box, at installing zone 1 and battery compartment 2, are provided with mounting bracket 3, and mounting bracket 3 is 17 inch standard mounting brackets, is used for fixing Switching Power Supply 11 and GPZ 12, as shown in Figure 3.Position outside the internally installed support of repeater box 3 is provided with fixed cable lead-in wire bar 4.The cabling mode of repeater box goes out under entering under being, is provided with at least one wire inlet/outlet hole 5 bottom it, is provided with U-shaped cable clamp inside repeater box at wire inlet/outlet hole.It is provided with multiple fairlead on lead-in wire bar 4, in conjunction with the wire inlet/outlet hole 5 at the bottom of repeater box, the cable 50 of turnover repeater box is arranged, it is achieved cable subregion cabling.
In order to prevent thunderbolt, being additionally provided with lightning proof ground row 6 in repeater box, lightning proof ground row 6 can be positioned over the lower right within repeater box, and its one end is connected with earth point, in building nearby, the earth lead of a diameter of 35 millimeters can be drawn by earth point, be connected with one end of lightning proof ground row 6；The other end is connected with the earth cable of RRU.
Fig. 4 is the repeater box inside top figure of this utility model embodiment, as shown in Figure 4, this utility model embodiment is provided with 5,4 wire inlet/outlet holes of 4 wire inlet/outlet holes 5 and is respectively optical cable wire inlet/outlet hole 51, direct current cables wire inlet/outlet hole 52, ac cable wire inlet/outlet hole 53 and earth lead wire inlet/outlet hole 54.
Owing to repeater box is installed on outdoor, its making standard must reach country's IP55 (dust and water protection) requirement.Water-proof jacket it is provided with at wire inlet/outlet hole outside repeater box.Repeater box front is provided with chamber door, and the position that the top of described repeater box contacts with described chamber door is provided with the position of the described chamber door in the bottom of repeater box contact described in waterproof edgewise and is provided with waterproof membrane.The top of repeater box is provided with water-proof top cover, and the area of water-proof top cover is more than the area at casing top.
Additionally, the side of this utility model embodiment repeater box and disposed behind have air vent.Repeater box outside top is provided with expansion bolt 7, can be fixed on body of wall by repeater box, can make full use of space, adds the motility that repeater box is installed.
In this utility model embodiment, the connection mode between BBU and RRU is as shown in Figure 5.Arranging a repeater box in one community, repeater box obtains alternating current nearby, and the different RRU in same community draw unidirectional current from same repeater box.Need to draw direct current cables and optical cable in prior art from BBU to each RRU, this utility model embodiment only from the ODF light lead cable in BBU machine room to repeater box, then need to draw direct current cables and optical cable to each RRU from repeater box.Assume that the machine room of BBU is to a length of 200 meters of the mean cable of the RRU in a community, then in prior art, the length summation of each cable is 1200 meters, and in this utility model embodiment, if the average distance between repeater box and RRU is 10 meters, the length summation of the most each cable is 460 meters, it is greatly saved arrangement and the construction investment of cable, it is important to can be that later stage System Expansion repeats the wiring shortening construction period and reduces investment.
It should be noted that, in this utility model embodiment, on " " above and below D score correspondence picture, the left side of device and right side in " left " " right " corresponding picture, " inner side " refers to the face in picture within device, " outside " refers to that the face in picture outside device, this utility model embodiment are only example effects.
Although having been described for preferred embodiment of the present utility model, but those skilled in the art once know basic creative concept, then these embodiments can be made other change and amendment.So, claims are intended to be construed to include preferred embodiment and fall into all changes and the amendment of this utility model scope.
Obviously, those skilled in the art can carry out various change and modification without deviating from spirit and scope of the present utility model to this utility model.So, if these amendments of the present utility model and modification belong within the scope of this utility model claim and equivalent technologies thereof, then this utility model is also intended to comprise these change and modification.
Claims (10)
1. a repeater box, it is characterised in that be provided with Switching Power Supply and GPZ in described repeater box；
The input of described Switching Power Supply is connected with the outfan of the alternating current power supply outside described repeater box, and the outfan of described Switching Power Supply is connected with the input of at least one radio frequency remote unit RRU；
The input of described GPZ is connected with the outfan of the fibre distribution frame ODF of Base Band Unit BBU, and the outfan of described GPZ is connected with the input of at least one RRU.
2. repeater box as claimed in claim 1, it is characterised in that also include:
At least one battery being arranged in described repeater box, the outfan of described battery is connected with the input of described Switching Power Supply.
3. repeater box as claimed in claim 1, it is characterised in that also include:
The lightning proof ground row being arranged in described repeater box, one end of described lightning proof ground row is connected with earth point, and the other end of described lightning proof ground row is connected with at least one RRU described.
4. repeater box as claimed in claim 1, it is characterised in that be provided with the lead-in wire bar of fixed cable in described repeater box.
5. repeater box as claimed in claim 1, it is characterised in that be provided with at least one wire inlet/outlet hole bottom described repeater box, be provided with U-shaped cable clamp inside described repeater box at wire inlet/outlet hole, be provided with water-proof jacket at wire inlet/outlet hole outside described repeater box.
6. repeater box as claimed in claim 1, it is characterised in that described repeater box is internally provided with fixing described Switching Power Supply and the mounting bracket of described GPZ.
7. repeater box as claimed in claim 1, it is characterised in that the outside top of described repeater box is provided with expansion bolt.
8. repeater box as claimed in claim 1, it is characterized in that, described repeater box front is provided with chamber door, and the position that the top of described repeater box contacts with described chamber door is provided with waterproof edgewise, and the position that the bottom of described repeater box contacts with described chamber door is provided with waterproof membrane.
9. repeater box as claimed in claim 1, it is characterised in that the side of described repeater box and disposed behind have air vent.
10. repeater box as claimed in claim 1, it is characterised in that the top of described repeater box is provided with water-proof top cover, and the area of described water-proof top cover is more than the area at casing top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030167.9U CN205427253U (en) | 2015-12-10 | 2015-12-10 | Repeater box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030167.9U CN205427253U (en) | 2015-12-10 | 2015-12-10 | Repeater box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205427253U true CN205427253U (en) | 2016-08-03 |
Family
ID=56515679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521030167.9U Active CN205427253U (en) | 2015-12-10 | 2015-12-10 | Repeater box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205427253U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107370239A (en) * | 2017-06-20 | 2017-11-21 | 中国电力科学研究院 | Light relays light-repeating ship in power supply unit and tower in a kind of tower |
| CN113726532A (en) * | 2021-08-23 | 2021-11-30 | 中通服咨询设计研究院有限公司 | Solution method for bundled cable distributed power supply |
-
2015
- 2015-12-10 CN CN201521030167.9U patent/CN205427253U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107370239A (en) * | 2017-06-20 | 2017-11-21 | 中国电力科学研究院 | Light relays light-repeating ship in power supply unit and tower in a kind of tower |
| CN113726532A (en) * | 2021-08-23 | 2021-11-30 | 中通服咨询设计研究院有限公司 | Solution method for bundled cable distributed power supply |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204269891U (en) | A kind of four optical-fiber cable assembly | |
| KR20130022045A (en) | Terminal box for separating power line unit and optical fiber unit for optical fiber and power wire composite cable | |
| CN205427253U (en) | Repeater box | |
| CN105822125A (en) | Base station | |
| CN105531613A (en) | Power and optical fiber interface | |
| KR102497929B1 (en) | Terminal Box For Optical Fiber and Power Line Composite Cable And Optical Fiber and Power Line Composite Cable | |
| US7082240B2 (en) | Home and building information system | |
| CN203645691U (en) | Small cell integrated device and wireless communication system | |
| JP2009010595A (en) | Optical closure, and radio-on-fiber system using the same | |
| KR20200134674A (en) | Terminal Box System For Optical Fiber and Power Line Composite Cable And Terminal Box System | |
| US20220229251A1 (en) | Smart pole assembly connectivity | |
| CN105100746A (en) | Transformer substation monitoring device | |
| CN204758883U (en) | Multi -functional fiber optic distribution frame | |
| CN210713406U (en) | 5G curtain wall system | |
| CN107278077A (en) | The whole coil holder of communication cabinet | |
| CN201623377U (en) | Outdoor comprehensive distribution box | |
| CN203630419U (en) | Cabinet of optical transmitter and receiver | |
| CN111818544A (en) | Digital active system for improving coverage | |
| CN111769873A (en) | Leakage cable covering system for increasing capacity | |
| CN203299432U (en) | Information network integration distribution box | |
| CN201797607U (en) | Mounting frame of RRU (remote radio unit) | |
| CN205490540U (en) | Cable tunnel monitored control system based on LTE wireless broadband | |
| CN104582396A (en) | Standard multi-media integrated box | |
| CN203660341U (en) | Outdoor-type comprehensive power source box | |
| CN202434975U (en) | Comprehensive terminal box for optical power line communication (OPLC) cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |