CN204882959U - Two -way optical communication devices of single fiber - Google Patents
Two -way optical communication devices of single fiber Download PDFInfo
- Publication number
- CN204882959U CN204882959U CN201520526310.7U CN201520526310U CN204882959U CN 204882959 U CN204882959 U CN 204882959U CN 201520526310 U CN201520526310 U CN 201520526310U CN 204882959 U CN204882959 U CN 204882959U
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- China
- Prior art keywords
- optical communication
- single fiber
- communication device
- pilot hole
- lock pin
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a two -way optical communication devices of single fiber, including the adapter, set up sleeve and lock pin in the adapter, the adapter includes the casing, the sleeve holding is at the casing, the lock pin holds to be established in sleeve and casing, the lock pin includes that is connected an interface, it is the APC terminal surface just to connect the interface, the outer peripheral face of casing still is equipped with a location step, location step global is equipped with two at least relative plane of orientations. The utility model discloses a two -way optical communication devices of single fiber passes through APC terminal surface and fiber connector butt joint, has effectively reduced the reflective jamming that produces with fiber connector when two -way optical communication devices of single fiber docks, has improved the fiber communication quality. And the plane of orientation has made things convenient for the adapter location, and the fixed fastness in location has been improved.
Description
Technical field
The utility model relates to optical communication device field, particularly a kind of single fiber bi-directional optical communication device.
Background technology
Optical fiber is fibre-optic writing a Chinese character in simplified form, and is the light conduction instrument utilizing total reflection principle in a kind of fiber utilizing light to make at glass or plastics and reach.Because light conduction loss is in a fiber little, be therefore widely used in the information transmission of long distance.
In optical communication device, normal employing single-fiber bidirectional device optical communication device.This single fiber bi-directional optical communication device adopts PC end face (Physicalconnection, microballoon face grinding and polishing end face) SC connecting interface (squareconnector, plug-in square joint), FC connecting interface (FerruleConnector, round belt threaded connector), ST connecting interface (Stab & Twist, the round joint of plug-in) or LC connecting interface (LucentConnector, square joint), when docking with the joints of optical fibre, very easily there is reflection interference.
Utility model content
In order to solve the problem of prior art, the utility model embodiment provides a kind of single fiber bi-directional optical communication device, to avoid existing single fiber bi-directional optical communication device when docking with the joints of optical fibre, the problem of reflection interference very easily occurs.Described technical scheme is as follows:
In order to solve the problem of prior art, the utility model proposes following technical scheme:
A kind of single fiber bi-directional optical communication device, for being connected with the joints of optical fibre, described single fiber bi-directional optical communication device comprises adapter, be arranged on sleeve in described adapter and lock pin, described adapter comprises housing, described sleeve is contained in described housing, described lock pin is installed with in described sleeve and described housing, described lock pin comprises a first end be connected with the described joints of optical fibre, the end face of described first end is APC end face, the outer peripheral face of described housing is also provided with a positioning step, and the side face of described positioning step is provided with at least two relative plane of orientations.
Preferably, described single fiber bi-directional optical communication device also comprises support square, described support square is provided with the first pilot hole, described adapter is fixed on described support square, described lock pin also comprises the second end being contained in described first pilot hole, and the end face of the second end of described lock pin is also APC end face.
Preferably, described support square is also provided with and communicates and the second pilot hole of alignment relative with described first pilot hole; Described single fiber bi-directional optical communication device also comprises the optical transmitting set being installed on described second pilot hole.
Preferably, described single fiber bi-directional optical communication device also comprises 45 degree of filter plates, and described 45 degree of filter plates are between the APC end face of the second end of described optical transmitting set and described lock pin.
Preferably, described support square is also provided with the 3rd pilot hole communicated with described first pilot hole, described single fiber bi-directional optical communication device also comprises the photo-detector being installed on described 3rd pilot hole, the hole heart line of described 3rd pilot hole is vertical with the hole heart line of described first pilot hole, and the hole heart line of described first pilot hole is provided with 45 degree of filter plates with the vertical junction of the hole heart line of described 3rd pilot hole.
Preferably, be provided with one in described photo-detector and be positioned at 0 degree of filter plate directly over described 45 degree of filter plates.
The beneficial effects of the utility model are as follows:
Single fiber bi-directional optical communication device of the present utility model is docked with the joints of optical fibre by APC end face, effectively reduces the reflection interference produced when single fiber bi-directional optical communication device docks with the joints of optical fibre, improves quality of optical fiber communication.Further, plane of orientation facilitates adapter location, and improves the fixing fastness in location.
Accompanying drawing explanation
Fig. 1 is the partial cutaway view schematic of the main apparent direction of the utility model single fiber bi-directional optical communication device;
Fig. 2 is that schematic diagram is looked on the right side of Fig. 1.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
Incorporated by reference to seeing figures.1.and.2, the utility model embodiment provides a kind of single fiber bi-directional optical communication device, and it comprises adapter 1, be arranged on sleeve 3 in adapter 1 and lock pin 5.Adapter 1 comprises housing 11, and sleeve 3 is contained in housing 11.Lock pin 5 part is installed with in sleeve 3 and housing 11.Lock pin 5 comprises the first end be connected with joints of optical fibre (not shown), and the end face of the first end of lock pin 5 is APC end face 51 (AsperityPolishingConnector, dimpling polishing connector, it comprises an inclined end face, in literary composition, this end face is called APC end face).The outer peripheral face of housing 11 is provided with positioning step 111, and the side face of positioning step 111 is provided with at least two relative plane of orientations 113.Preferably, in the present embodiment, lock pin 5 is ceramic insertion core.
When single fiber bi-directional optical communication device of the present utility model in use, single fiber bi-directional optical communication device of the present utility model is docked with joints of optical fibre (not shown) by the APC end face 51 of first end, effectively reduce the reflection interference produced when single fiber bi-directional optical communication device docks with the joints of optical fibre, improve quality of optical fiber communication.Further, plane of orientation 113 facilitates adapter 1 and locates, and improves the fixing fastness in location.
Please refer to Fig. 1, single fiber bi-directional optical communication device of the present utility model also comprises one and supports square 7, and this support square 7 comprises the first pilot hole 71, second pilot hole 72 and the 3rd pilot hole 73 that communicate.Wherein, the first pilot hole 71 is relative with the second pilot hole 72, and the hole heart line of the 3rd pilot hole 73 is vertical with the hole heart line of the first pilot hole 71.Adapter 1 is fixed on and supports square 7.Lock pin 5 also comprises the second end being placed in the first pilot hole 71, and the second end of lock pin 5 is relative with the first end of lock pin 5, and the end face of the second end of lock pin 5 is also APC end face 53, so that coupling light.
The hole heart line of the first pilot hole 71 is provided with 45 degree of filter plates 75 with the vertical junction of the hole heart line of the 3rd pilot hole 73.
Preferably, in the present embodiment, supporting square 7 is stainless cast steel part, easy to process, and cost is lower than machine work, good product consistency, and qualification rate is high.
Single fiber bi-directional optical communication device of the present utility model also comprises optical transmitting set 8.Optical transmitting set 8 is installed on the second pilot hole 72.Above-mentioned 45 degree of filter plates 75 are between optical transmitting set 8 and APC end face 53.
Single fiber bi-directional optical communication device of the present utility model also comprises photo-detector 9.This photo-detector 9 is installed on the 3rd pilot hole 73, is provided with one 0 degree of filter plates 76 in photo-detector 9.This 0 degree of filter plate 76 is positioned at the 3rd pilot hole 73, and is positioned at directly over 45 degree of filter plates 75.This photo-detector 9 is for sensing laser successively after 45 degree of filter plates 75 and 0 degree of filter plate 76 reflect or light pulse.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. a single fiber bi-directional optical communication device, for being connected with the joints of optical fibre, described single fiber bi-directional optical communication device comprises adapter, be arranged on the sleeve in described adapter and lock pin, described adapter comprises housing, described sleeve is contained in described housing, described lock pin is installed with in described sleeve and described housing, it is characterized in that, described lock pin comprises a first end be connected with the described joints of optical fibre, the end face of described first end is APC end face, the outer peripheral face of described housing is also provided with a positioning step, the side face of described positioning step is provided with at least two relative plane of orientations.
2. single fiber bi-directional optical communication device according to claim 1, it is characterized in that, described single fiber bi-directional optical communication device also comprises support square, described support square is provided with the first pilot hole, described adapter is fixed on described support square, described lock pin also comprises the second end being contained in described first pilot hole, and the end face of the second end of described lock pin is also APC end face.
3. single fiber bi-directional optical communication device according to claim 2, is characterized in that, described support square is also provided with and communicates and the second pilot hole of alignment relative with described first pilot hole; Described single fiber bi-directional optical communication device also comprises the optical transmitting set being installed on described second pilot hole.
4. single fiber bi-directional optical communication device according to claim 3, is characterized in that, described single fiber bi-directional optical communication device also comprises 45 degree of filter plates, and described 45 degree of filter plates are between the APC end face of the second end of described optical transmitting set and described lock pin.
5. single fiber bi-directional optical communication device according to claim 3, it is characterized in that, described support square is also provided with the 3rd pilot hole communicated with described first pilot hole, described single fiber bi-directional optical communication device also comprises the photo-detector being installed on described 3rd pilot hole, the hole heart line of described 3rd pilot hole is vertical with the hole heart line of described first pilot hole, and the hole heart line of described first pilot hole is provided with 45 degree of filter plates with the vertical junction of the hole heart line of described 3rd pilot hole.
6. single fiber bi-directional optical communication device according to claim 5, is characterized in that, is provided with one and is positioned at 0 degree of filter plate directly over described 45 degree of filter plates in described photo-detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520526310.7U CN204882959U (en) | 2015-07-20 | 2015-07-20 | Two -way optical communication devices of single fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520526310.7U CN204882959U (en) | 2015-07-20 | 2015-07-20 | Two -way optical communication devices of single fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204882959U true CN204882959U (en) | 2015-12-16 |
Family
ID=54827318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520526310.7U Expired - Fee Related CN204882959U (en) | 2015-07-20 | 2015-07-20 | Two -way optical communication devices of single fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204882959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107015322A (en) * | 2017-06-05 | 2017-08-04 | 青岛海信宽带多媒体技术有限公司 | Light transceiver module |
-
2015
- 2015-07-20 CN CN201520526310.7U patent/CN204882959U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107015322A (en) * | 2017-06-05 | 2017-08-04 | 青岛海信宽带多媒体技术有限公司 | Light transceiver module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20170925 Granted publication date: 20151216 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20200925 Granted publication date: 20151216 |
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| PD01 | Discharge of preservation of patent | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20190720 |
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| CF01 | Termination of patent right due to non-payment of annual fee |