CN207039608U - A kind of passive optical network equipment - Google Patents
A kind of passive optical network equipment Download PDFInfo
- Publication number
- CN207039608U CN207039608U CN201721067626.XU CN201721067626U CN207039608U CN 207039608 U CN207039608 U CN 207039608U CN 201721067626 U CN201721067626 U CN 201721067626U CN 207039608 U CN207039608 U CN 207039608U
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- optical
- fixed
- passive
- light
- case
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Abstract
The utility model discloses a kind of passive optical network equipment,Including central office,Passive light optical splitter case and optical branching box,Central office passes through optical cable connected with passive light optical splitter case,Passive light optical splitter case is divided case extension set and optical network unit by Optical Distribution Network optical cable connected with passive light,Passive light light splitting case extension set passes through Optical Distribution Network optical cable connecting optical network aggregation units,The inside of passive light optical splitter case is fixed with terminal plate,The side of terminal plate is fixed with optical branching box,Optical branching box is fixed with several,Several optical branching boxes are mutually stacked together,Channel-splitting filter is fixed with below optical branching box,Circuit board is fixed with below channel-splitting filter,Heat dissipation tank is fixed with below circuit board,The inside of optical branching box is fixed with light optical splitter and collection coil and collection coil is entwined by optical fiber cable,Binding post is fixed with the outside of optical branching box,This kind of utility model separates enterprise customer and the family user,Internet resources are saved,Accelerate network transmission speed.
Description
Technical field
Passive optical network equipment technical field is the utility model is related to, specially a kind of passive optical network equipment.
Background technology
EPON (Passive Optical Network, PON) is a kind of prefect dielectric network, avoids outside and sets
Standby electromagnetic interference and effects of lightning, the fault rate of circuit and external equipment is reduced, system reliability is improved, saves simultaneously
Maintenance cost, it is the technology that telecommunications maintenance department expects for a long time.Unglazed source network is a kind of optical fiber transmission of point-to-multipoint and connect
Enter technology, it is descending using broadcast mode, it is up use time division multiple access way, can neatly form tree-like, star-like, bus-type etc.
Topological structure, only need that a simple optical branching device is installed in optical branch point, therefore with saving cable resource, bandwidth
Resource-sharing, save computer room investment, fast, the comprehensive networking low cost and other advantages of networking speed.EPON include ATM-PON and
Two kinds of Ethernet-PON.
Conventional passive optical network equipment is not high in integrated level, and family is different with enterprise customer's situation, and enterprise needs more
Light optical splitter is divided.
Utility model content
The purpose of this utility model is to provide a kind of passive optical network equipment solve the problems, such as background technology proposition.
To achieve the above object, the utility model provides following technical scheme：A kind of passive optical network equipment, including center
Office, passive light optical splitter case and optical branching box, the central office pass through optical cable connected with passive light optical splitter case, the passive light point
Light device case is divided case extension set and optical network unit by Optical Distribution Network optical cable connected with passive light, and the passive light is divided case extension set
By Optical Distribution Network optical cable connecting optical network aggregation units, the inside of the passive light optical splitter case is fixed with terminal plate,
The side of the terminal plate is fixed with optical branching box, and the optical branching box is fixed with several, several described optical branchings
Box is mutually stacked together, and channel-splitting filter is fixed with below the optical branching box, circuit is fixed with below the channel-splitting filter
Plate, heat dissipation tank being fixed with below the circuit board, the inside of the optical branching box is fixed with light optical splitter and collection coil,
The collection coil is entwined by optical fiber cable, and binding post is fixed with the outside of the optical branching box.
Preferably, central office connection PSTN, Internet and the TV antenna system.
Preferably, the inside of the central office is fixed with terminal plate, and the terminal plate connects WDM couplers by optical cable
And optical line terminal, the WDM couplers connect fiber amplifier by optical cable, the fiber amplifier connects light by optical cable
Video transmitter.
Preferably, the inside of the heat dissipation tank is fixed with fan, and through hole has been chiseled in the external stability of the heat dissipation tank.
Preferably, the side of the passive light optical splitter case passes through hinge connecting lid.
Preferably, the smooth optical splitter connects binding post by optical fiber cable, and the smooth optical splitter is electrically connected with circuit board, institute
State circuit board and be electrically connected with channel-splitting filter.
Compared with prior art, the beneficial effects of the utility model are as follows：This kind of utility model is by the way that there is provided passive light
Optical splitter case and passive light light splitting case extension set, enterprise customer and the family user are separated, Internet resources has been saved, has accelerated net
Network transmission rate, and the lower section of passive light optical splitter case be provided with heat dissipation tank effectively have adjusted operation in high temperature ring
Border, it ensure that the unimpeded of network.
Brief description of the drawings
Fig. 1 is a kind of passive optical network equipment structural representation of the utility model；
Fig. 2 is central office internal structure schematic diagram in a kind of passive optical network equipment of the utility model；
Fig. 3 is the structural representation of passive light optical splitter case in a kind of passive optical network equipment of the utility model；
Fig. 4 is the structural representation of light optical splitter in a kind of passive optical network equipment of the utility model.
In figure：1- central offices, 2- PSTNs, 3- Internets, 4- TV antenna systems, 5- optical-fiber networks
Unit, 6- optical-fiber network aggregation units, 7- passive lights light splitting case extension set, 8- passive light optical splitter casees, 9- terminal plates, 10-WDM couplings
Device, 11- optical line terminals, 12- light video transmitters, 13- fiber amplifiers, 14- Optical Distribution Network cables, 15- optical branching boxes,
16- binding posts, 17- channel-splitting filters, 18- circuit boards, 19- heat dissipation tanks, 20- enclosing covers, 21- hinges, 22- light optical splitters, 23- line concentrations
Circle, 24- optical fiber cables.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-4 are referred to, the utility model provides a kind of technical scheme：A kind of passive optical network equipment, including central office
1st, passive light optical splitter case 8 and optical branching box 15, the central office 1 are described passive by optical cable connected with passive light optical splitter case 8
Light optical splitter case 8 is divided case extension set 7 and optical network unit 5, the passive light by the connected with passive light of Optical Distribution Network optical cable 14
Light splitting case extension set 7 passes through the connecting optical network aggregation units 6 of Optical Distribution Network optical cable 14, the inside of the passive light optical splitter case 8
Terminal plate 9 is fixed with, the side of the terminal plate 9 is fixed with optical branching box 15, if the optical branching box 15 is fixed with
Dry, several described optical branching boxes 15 are mutually stacked together, and the lower section of the optical branching box 15 is fixed with channel-splitting filter 17, institute
The lower section for stating channel-splitting filter 17 is fixed with circuit board 18, and the lower section of the circuit board 18 is fixed with heat dissipation tank 19, the light point
The inside of road box 15 is fixed with light optical splitter 22 and collection coil 23, and the collection coil 23 is entwined by optical fiber cable 24, institute
The outside for stating optical branching box 15 is fixed with binding post 16.
The central office 1 connects PSTN 2, Internet 3 and TV antenna system 4, public exchange
Office provides data and reached the standard grade centered on telephone network 2, Internet 3 and TV antenna system 4, the inside of the central office 1
Terminal plate 9 is fixed with, the terminal plate 9 connects WDM couplers 10 and optical line terminal 11, the WDM couplings by optical cable
Device 10 connects fiber amplifier 13 by optical cable, and the fiber amplifier 13 connects light video transmitter 12 by optical cable, described
The inside of heat dissipation tank 19 is fixed with fan, and through hole has been chiseled in the external stability of the heat dissipation tank 19, and through hole is used to blow hot gas
Go out, anti-gray, the light are played a part of in the side of the passive light optical splitter case 8 by the connecting lid 20 of hinge 21, enclosing cover 20
Optical splitter 22 connects binding post 16 by optical fiber cable 24, and the smooth optical splitter 22 is electrically connected with circuit board 18, the circuit board 18
It is electrically connected with channel-splitting filter 17.
Operation principle：By the optical line terminal 11 inside central office from PSTN 2, Internet 3
With receive processing after data by WDM couplers 10 and fiber amplifier 13 in TV antenna system 4 after pass through optical cable transmission
To passive light optical splitter case 8, the optical network unit 5 and passive light of transmission enterprise after the processing of passive light optical splitter case 8
Case extension set 7 is divided, passive light light splitting case extension set 7 is transferred to optical-fiber network aggregation units 6 after handling, and optical-fiber network aggregation units 6 are family
Front yard network.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of passive optical network equipment, including central office (1), passive light optical splitter case (8) and optical branching box (15), its feature
It is, the central office (1) passes through light point by optical cable connected with passive light optical splitter case (8), the passive light optical splitter case (8)
Distribution network optical cable (14) connected with passive light light splitting case extension set (7) and optical network unit (5), the passive light light splitting case extension set (7)
By Optical Distribution Network optical cable (14) connecting optical network aggregation units (6), the inside of the passive light optical splitter case (8), which is fixed, to be set
There is terminal plate (9), the side of the terminal plate (9) is fixed with optical branching box (15), and the optical branching box (15) is fixed with
Several, several described optical branching boxes (15) are mutually stacked together, and partial wave is fixed with below the optical branching box (15)
Device (17), circuit board (18) is fixed with below the channel-splitting filter (17), is fixed with below the circuit board (18) scattered
Hot tank (19), the inside of the optical branching box (15) are fixed with light optical splitter (22) and collection coil (23), the collection coil
(23) it is entwined by optical fiber cable (24), binding post (16) is fixed with the outside of the optical branching box (15).
A kind of 2. passive optical network equipment according to claim 1, it is characterised in that：Central office (1) connection is public
Switched telephone network (2), Internet (3) and TV antenna system (4).
A kind of 3. passive optical network equipment according to claim 1, it is characterised in that：The inside of the central office (1) is consolidated
Surely terminal plate (9) is provided with, the terminal plate (9) connects WDM couplers (10) and optical line terminal (11) by optical cable, described
WDM couplers (10) connect fiber amplifier (13) by optical cable, and the fiber amplifier (13) connects light video by optical cable
Transmitter (12).
A kind of 4. passive optical network equipment according to claim 1, it is characterised in that：The inside of the heat dissipation tank (19) is consolidated
Surely fan is provided with, through hole has been chiseled in the external stability of the heat dissipation tank (19).
A kind of 5. passive optical network equipment according to claim 1, it is characterised in that：The passive light optical splitter case (8)
Side pass through hinge (21) connecting lid (20).
A kind of 6. passive optical network equipment according to claim 1, it is characterised in that：The smooth optical splitter (22) passes through light
Fine line (24) connection binding post (16), the smooth optical splitter (22) are electrically connected with circuit board (18), and the circuit board (18) is electrical
Connect channel-splitting filter (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721067626.XU CN207039608U (en) | 2017-08-24 | 2017-08-24 | A kind of passive optical network equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721067626.XU CN207039608U (en) | 2017-08-24 | 2017-08-24 | A kind of passive optical network equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207039608U true CN207039608U (en) | 2018-02-23 |
Family
ID=61488490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721067626.XU Expired - Fee Related CN207039608U (en) | 2017-08-24 | 2017-08-24 | A kind of passive optical network equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207039608U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111458822A (en) * | 2020-05-10 | 2020-07-28 | 邵春牛 | Communication is with passive optic fibre expander that has overload protection mechanism |
-
2017
- 2017-08-24 CN CN201721067626.XU patent/CN207039608U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111458822A (en) * | 2020-05-10 | 2020-07-28 | 邵春牛 | Communication is with passive optic fibre expander that has overload protection mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 Termination date: 20200824 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |