CN204044393U - A kind of novel optical fiber connector, there is the network device of novel optical fiber connector - Google Patents
A kind of novel optical fiber connector, there is the network device of novel optical fiber connector Download PDFInfo
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- CN204044393U CN204044393U CN201420087706.1U CN201420087706U CN204044393U CN 204044393 U CN204044393 U CN 204044393U CN 201420087706 U CN201420087706 U CN 201420087706U CN 204044393 U CN204044393 U CN 204044393U
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- 238000010276 construction Methods 0.000 description 5
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- 238000013024 troubleshooting Methods 0.000 description 2
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Abstract
The utility model discloses a kind of novel optical fiber connector, there is the network device of novel optical fiber connector, the optical circulator that the described joints of optical fibre comprise the existing joints of optical fibre and are connected with the described existing joints of optical fibre; The described existing joints of optical fibre, as the device carrying out between optical fiber and optical fiber removably connecting, dock two end faces of optical fiber; The optical fiber of drawing from the port of described optical circulator is connected with the described existing joints of optical fibre, and the optical fiber that the described port from described optical circulator is drawn is carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously.
Description
Technical field
The utility model relates to the fiber optic connection technology of optical communication field, particularly relates to a kind of novel optical fiber connector, has the network device of novel optical fiber connector.
Background technology
Present inventor, in the process realizing the embodiment of the present application technical scheme, at least finds to there is following technical matters in prior art:
Along with the high speed development of the communications industry, optical cable construction scale is day by day huge, but an optical cable can not cover all service areas.Therefore, in light path process of construction, adopt segmentation to build optical cable, when needing to activate the service, use the joints of optical fibre by different optical cable fibre cores together with, to reach the through object of light path.
The joints of optical fibre, between optical fiber with optical fiber, carry out the device that detachable (activity) be connected, it gets up the docking of two of optical fiber end face precisions, the luminous energy exported to make launching fiber can be coupled to greatest extent to receive in optical fiber and go, and make get involved optical link due to it and reduce to minimum to the impact that system causes, this is the basic demand of the joints of optical fibre.To a certain extent, the joints of optical fibre have impact on reliability and the properties of optical transmission system.
The existing joints of optical fibre adopt light path one to one to there is following defect to send business with the pattern (be called for short and receive a pattern) of the business of reception:
1, since full-service operation, communication network faces the predicament of " last one kilometer " inadequate resource always, although the construction accumulation optical cable through for many years enters building and spreads all over whole city, base station access network covers town and country, but along with being on the increase of institute's access service, article one, business just needs the pattern taking one or more fibre core, and the inadequate resource of optical cable fibre core can be caused to meet the needs of whole service access.
2, the light path communication between a lot of transmission equipment adopts the signal transmission mode of receipts one, when multiple transmission looped network converges in a base station, once there is the misoperation of business recovery jumping fiber in cutover, just easily there is the obstacle of " mandarin duck is fine " this very difficult investigation.
3, when some base stations carried multi-service light path, the optical cable in base station will be filled up by tail optical fiber in box, seems disorderly and unsystematic, opens bring obstacle to the business troubleshooting in later stage and new business.
In sum, because existing fiber connector adopts light path one to one to send business and the pattern of the business of reception, therefore, to there is the problem that in the inadequate resource of optical cable fibre core, malfunction elimination difficulty and base station, tail optical fiber is too much.
Utility model content
In view of this, the utility model, desirable to provide a kind of novel optical fiber connector, the network device with novel optical fiber connector, can solve the problem that in the inadequate resource of optical cable fibre core, malfunction elimination difficulty and base station, tail optical fiber is too much.
In view of this, the technical solution of the utility model is achieved in that
A kind of novel optical fiber connector that the utility model provides, the optical circulator that the described joints of optical fibre comprise the existing joints of optical fibre and are connected with the described existing joints of optical fibre;
The described existing joints of optical fibre, as the device carrying out between optical fiber and optical fiber removably connecting, dock two end faces of optical fiber;
The optical fiber of drawing from the port of described optical circulator is connected with the described existing joints of optical fibre, and the optical fiber that the described port from described optical circulator is drawn is carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously.
Preferably, in the described existing joints of optical fibre, front end adds the optical circulator be connected with the described existing joints of optical fibre.
Preferably, there is in the outside of described optical circulator the protection box for embedding described optical circulator.
A kind of network device with novel optical fiber connector that the utility model provides, described device comprises: transmission equipment and the joints of optical fibre as described in any one of claims 1 to 3, optical circulator in the described joints of optical fibre has N number of port, and N >=3, draw from least one port N number of port carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously.
Preferably, described N=3, described optical circulator has the first port, the second port and the 3rd port;
Described local terminal transmission equipment has luminous port and receives optical port;
The jointing of drawing from described first port is connected with described luminous port;
The jointing of drawing from described 3rd port is connected with described receipts optical port;
The jointing of drawing from described second port is connected with the existing joints of optical fibre the described joints of optical fibre, draws carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously from described second port.
The optical circulator that the novel optical fiber connector that the utility model provides comprises the existing joints of optical fibre and is connected with the described existing joints of optical fibre; The described existing joints of optical fibre, as the device carrying out between optical fiber and optical fiber removably connecting, dock two end faces of optical fiber; The optical fiber of drawing from the port of described optical circulator is connected with the described existing joints of optical fibre, and the optical fiber that the described port from described optical circulator is drawn is carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously.
Adopt the utility model, send because a tail optical fiber of drawing from the port of described optical circulator can carry with path multiplexing form simultaneously and receive two light paths, therefore, existing one can be overcome by using optical circulator and the unitized construction of the existing joints of optical fibre and the tail optical fiber of this path multiplexing form and receive problem existing for a pattern, the problem that in the difficult and base station of the inadequate resource of optical cable fibre core, malfunction elimination, tail optical fiber is too much can be solved.
Accompanying drawing explanation
Fig. 1 is the composition structural representation of novel optical fiber connector of the present utility model;
Fig. 2 is optical circulator port connection schematic diagram in novel optical fiber connector of the present utility model;
Fig. 3 is the networking schematic diagram of network device of the present utility model for single fiber transmission group net.
Embodiment
Be described in further detail below in conjunction with the enforcement of accompanying drawing to technical scheme.
Novel optical fiber connector of the present utility model, the optical circulator that the described joints of optical fibre comprise the existing joints of optical fibre and are connected with the described existing joints of optical fibre.The described existing joints of optical fibre, as the device carrying out between optical fiber and optical fiber removably connecting, dock two end faces of optical fiber.The optical fiber of drawing from the port of described optical circulator is connected with the described existing joints of optical fibre, and the optical fiber that the described port from described optical circulator is drawn is carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously.
Preferably, in the described existing joints of optical fibre, front end adds the optical circulator be connected with the described existing joints of optical fibre.
Preferably, there is in the outside of described optical circulator the protection box for embedding described optical circulator.
Be illustrated in figure 1 novel optical fiber connector one preferred implementation of the present utility model; Fig. 1 comprises: for embedding the protection box 12 of described optical circulator; protection box 12 comprises described optical circulator (not shown), and protection box 12 can play dust-proof and moistureproof protective effect to described optical circulator.Also comprise in Fig. 1: three ports that described optical circulator has, represent respectively with port one 21, port one 22 and port one 23, wherein, the jointing that port one 21 is drawn is connected with luminous port 13, and luminous port 13 is the light transmit port of transmission equipment; The jointing that port one 23 is drawn is connected with receipts optical port 14, receives the light-receiving port that optical port 14 is transmission equipment; The optical fiber at the jointing place that port one 22 is drawn is connected with port one 1, and port one 1, for being connected with described existing joints of optical fibre (not shown) by optical fiber, realizes the Fiber connection of optical circulator and the existing joints of optical fibre.
The optical fiber of drawing from port one 22 is carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously, that is, the utility model can realize a tail optical fiber and carry light transmission and these two light paths of light-receiving simultaneously, realizes particular by existing path multiplexing technology.
Benefit of the present utility model is adopted to be: the utility model is by the combination of traditional existing joints of optical fibre and optical circulator, provide the novel optical fiber connector of a kind of tail optical fiber carrying transmitting-receiving two light paths, make a tail optical fiber be reached the effect of carrying out light path transmitting-receiving by path multiplexing simultaneously, on the one hand, with path multiplexing, the mode of tail optical fiber process light path transmitting-receiving makes cable resource take to reduce by half, thus solves the problem of optical cable fibre core deficiency, can reduce cable resource on a large scale and take; On the other hand, with path multiplexing, the mode of a tail optical fiber process light path transmitting-receiving solves the potential risk of devices interconnect existence " mandarin duck is fine ", and simplified apparatus light path, avoids the problem that tail optical fiber in base station is too much.And the utility model contrasts the structure of traditional existing joints of optical fibre, in the existing joints of optical fibre, leading portion adds the protection box embedding optical circulator, can reach dust-proof and moistureproof protective effect.
In sum, the utility model is a kind of novel optical fiber connector proposed for the asynchronous present situation of communications optical cable Resources Construction and extensive service access, after employing the utility model, access service scale is doubled and redoubled, more effective resources occupation rate and the later maintenance troubleshooting difficulty simplifying transmission equipment networking, and with low cost, compared with traditional existing joints of optical fibre, adopt single cost only to improve about 1 yuan.
For described optical circulator, optical circulator is the nonreciprocal optical device of a kind of multiport, and its typical structure has N(N to be more than or equal to 3) individual port, be illustrated in figure 2 the situation of 3 ports.When light is inputted by port one 21, light almost milli is exported by port one 22 without loss, and other port does not almost have light output; When light is inputted by port one 22, light almost milli is exported by port one 23 without loss, and other port does not almost have light output.The nonreciprocity of optical circulator becomes the important devices in two-way communication, and it can complete the separation task of forward and reverse transmission light.
The network device with novel optical fiber connector of the present utility model, described device comprises: transmission equipment and above-mentioned novel optical fiber connector, optical circulator in the described joints of optical fibre has N number of port, and N >=3, draw from least one port N number of port carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously.
Preferably, described N=3, described optical circulator has the first port, the second port and the 3rd port;
Described local terminal transmission equipment has luminous port and receives optical port;
The jointing of drawing from described first port is connected with described luminous port;
The jointing of drawing from described 3rd port is connected with described receipts optical port;
The jointing of drawing from described second port is connected with the existing joints of optical fibre the described joints of optical fibre, draws carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously from described second port.
Composition graphs 3 is described network device one preferred implementation of the present utility model, and be illustrated in figure 3 the networking schematic diagram of network device of the present utility model for single fiber transmission group net, Fig. 3 comprises local terminal network device and opposite end network device.
Any one network device in local terminal network device and opposite end network device, its basic structure all comprises: transmission equipment and above-mentioned novel optical fiber connector, optical circulator in described novel optical fiber connector has 3 ports (the first port 121, second port one 22 and the 3rd port one 23), and described transmission equipment has luminous port 13 and receives optical port 14; The jointing of drawing from the first port 121 is connected with luminous port 13; The jointing of drawing from the 3rd port one 23 is connected with receipts optical port 14; The jointing of drawing from the second port one 22 is connected with the existing joints of optical fibre the described joints of optical fibre, draws carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously, also comprise optical fiber 15 in Fig. 3 from the second port one 22.
With the description main body that local terminal networking equipment sends for light and receives, the transmitting procedure of this single fiber transmission group net is:
One, two jointings (can be customized to the models such as LC, SC according to demand) by drawing from port one 21 and the port one 23 of optical circulator, connect the luminous port 13 of transmission equipment and receipts optical port 14 simultaneously;
Two, the local terminal transmission equipment that comprises of local terminal network device is luminous, the route of light process is: the port one 22-> optical fiber 15-> opposite end network device of the port one 21-> optical circulator of the luminous port 13-> optical circulator of local terminal transmission equipment, and the opposite end transmission equipment of opposite end network device carries out light-receiving;
After the opposite end transmission equipment luminescence of three, opposite end network device, light received by the local terminal transmission equipment that local terminal network device comprises, and the route of light process is: the receipts optical port 14 of the port one 23-> local terminal transmission equipment of the port one 22-> optical circulator of opposite end network device-> optical fiber 15-> optical circulator.
With the description main body that opposite end networking equipment sends for light and receives, transmitting procedure and the said process principle of this single fiber transmission group net are similar, do not repeat here.Because port one 22 is not only as input port but also as output port, can carries simultaneously send and receive two light paths, thus reach port one 22 fiber satisfied 1 simultaneously of optical circulator, the object of 2 path multiplexings received.
The above, be only preferred embodiment of the present utility model, is not intended to limit protection domain of the present utility model.
Claims (5)
1. a novel optical fiber connector, is characterized in that, the optical circulator that the described joints of optical fibre comprise the existing joints of optical fibre and are connected with the described existing joints of optical fibre;
The described existing joints of optical fibre, as the device carrying out between optical fiber and optical fiber removably connecting, dock two end faces of optical fiber;
The optical fiber of drawing from the port of described optical circulator is connected with the described existing joints of optical fibre, and the optical fiber that the described port from described optical circulator is drawn is carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously.
2. the joints of optical fibre according to claim 1, is characterized in that, in the described existing joints of optical fibre, front end adds the optical circulator be connected with the described existing joints of optical fibre.
3. the joints of optical fibre according to claim 1 and 2, is characterized in that, have the protection box for embedding described optical circulator in the outside of described optical circulator.
4. one kind has the network device of novel optical fiber connector, it is characterized in that, described device comprises: transmission equipment and the joints of optical fibre as described in any one of claims 1 to 3, optical circulator in the described joints of optical fibre has N number of port, and N >=3, draw from least one port N number of port carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously.
5. device according to claim 4, is characterized in that, described N=3, and described optical circulator has the first port, the second port and the 3rd port;
Local terminal transmission equipment has luminous port and receives optical port;
The jointing of drawing from described first port is connected with described luminous port;
The jointing of drawing from described 3rd port is connected with described receipts optical port;
The jointing of drawing from described second port is connected with the existing joints of optical fibre the described joints of optical fibre, draws carry with path multiplexing form the tail optical fiber sending and receive two light paths simultaneously from described second port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420087706.1U CN204044393U (en) | 2014-02-27 | 2014-02-27 | A kind of novel optical fiber connector, there is the network device of novel optical fiber connector |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420087706.1U CN204044393U (en) | 2014-02-27 | 2014-02-27 | A kind of novel optical fiber connector, there is the network device of novel optical fiber connector |
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| CN204044393U true CN204044393U (en) | 2014-12-24 |
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| CN201420087706.1U Expired - Lifetime CN204044393U (en) | 2014-02-27 | 2014-02-27 | A kind of novel optical fiber connector, there is the network device of novel optical fiber connector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353865A (en) * | 2016-11-28 | 2017-01-25 | 中航海信光电技术有限公司 | Optical module |
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2014
- 2014-02-27 CN CN201420087706.1U patent/CN204044393U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353865A (en) * | 2016-11-28 | 2017-01-25 | 中航海信光电技术有限公司 | Optical module |
| CN106353865B (en) * | 2016-11-28 | 2018-12-07 | 中航海信光电技术有限公司 | Optical module |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141224 |
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| CX01 | Expiry of patent term |