CN202931326U - Field fiber interface converter - Google Patents
Field fiber interface converter Download PDFInfo
- Publication number
- CN202931326U CN202931326U CN 201220694841 CN201220694841U CN202931326U CN 202931326 U CN202931326 U CN 202931326U CN 201220694841 CN201220694841 CN 201220694841 CN 201220694841 U CN201220694841 U CN 201220694841U CN 202931326 U CN202931326 U CN 202931326U
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- connection block
- car
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Abstract
The utility model discloses a field optical fiber interface converter comprising an emission connection seat arranged on a communication emission vehicle, a reception connection seat arranged on a communication reception vehicle and a communication cable which is used for connecting the emission connection seat with the reception connection seat such that the communication emission vehicle and the communication reception vehicle can be in mutual communication. Two ends of the communication cable are respectively provided with an emission connector and a reception connector. The reception connector of the communication cable is connected with the emission connection seat, and the emission connector of the communication cable is connected with the reception connection seat. The emission connector and the reception connection seat are in mutual communication through radio-frequency signals, and the reception connector and the emission connection seat are in mutual communication through radio-frequency signals. According to the field optical fiber interface converter of the utility model, the convenient, reliable and rapid connection of fiber links is realized in a field harsh climate condition, and the field optical fiber interface converter has the advantages of simple realization and easy manufacture.
Description
Technical field
The utility model relates to a kind of open-air optical fiber interface transducer.
Background technology
Society, along with the develop rapidly of the communication technology, mobile communication subscriber is also more and more.For guaranteeing sudden communication need and open-air interim communication need, portable communication automobile has been equipped to a communication site, and these vehicles can satisfy provisional communication requirement substantially.Because vehicle body space is limited, a lot of cars of communication function can't be completed, and need many cars to work in coordination with and complete, and just need to couple together by telecommunication cable between these vehicles like this.As shown in Figure 6, due to the requirement of communication speed and bandwidth, between vehicle or car body, the interconnected of equipment mainly realized by optical fiber cable now; Two communication trucks 1 are equipped with wiring terminal box 2, and the binding post 3 in wiring terminal box 2 is connected by optical fiber 4.Under outdoor and field condition, meteorological relative with weather conditions abominable, and comparatively responsive to micronic dust between optical patchcord and optic fibre connector, easily produce Fresnel reflection, affect communication quality.Under other adverse weather conditions such as rainy day, sand and dust, the mobile communication vehicle is difficult to normal operation like this.
The utility model content
The utility model is the weak point that exists in above-mentioned prior art for avoiding, and a kind of open-air optical fiber interface transducer is provided, to realize the convenience of optical fiber link, reliable, the quick connection under adverse weather condition in the open air.
The utility model be the technical solution problem by the following technical solutions.
Open-air optical fiber interface transducer, its design feature is, comprises the emission Connection Block that is arranged on the communications transmit car, is arranged at the reception Connection Block on the communications reception car and is used for connecting described emission Connection Block and receives Connection Block so that the telecommunication cable that can intercom mutually between communications transmit car and communications reception car;
The two ends of described telecommunication cable are respectively arranged with the emission connector and receive connector; The reception connector of described telecommunication cable is connected with described emission Connection Block, and the emission connector of described telecommunication cable is connected with described reception Connection Block; Between described emission connector and described reception Connection Block, receive between connector and described emission Connection Block and all intercom mutually by radiofrequency signal.
The design feature of the open-air optical fiber interface transducer of the utility model also is:
Described emission Connection Block is installed on the car body of communications transmit car, described emission Connection Block comprises optical-electrical converter, demodulator, RF power amplifier, filter, RF transmitting antenna and flange-interface seat, described optical-electrical converter, demodulator, RF power amplifier, filter are connected with the RF transmitting antenna and are connected, within described RF transmitting antenna was arranged at described flange-interface seat, described flange-interface seat was located on the sidewall of car body of communications transmit car and the connector of flange-interface seat stretches out outside the outside wall surface of sidewall of car body;
Described reception Connection Block is installed on the car body of communications reception car, described reception Connection Block comprises optical-electrical converter, demodulator, RF power amplifier, filter, RF reception antenna and flange-interface seat, described optical-electrical converter, demodulator, RF power amplifier, filter are connected with the RF reception antenna and are connected, within described RF reception antenna was arranged at described flange-interface seat, described flange-interface seat was located on the sidewall of car body of communications reception car and the connector of flange-interface seat stretches out outside the outside wall surface of sidewall of car body;
The bump joint that the emission connector of described telecommunication cable comprises optical-electrical converter, demodulator, RF power amplifier, filter, RF transmitting antenna and is used for being connected with the flange-interface seat of described reception Connection Block, described optical-electrical converter, demodulator, RF power amplifier, filter are connected with the RF transmitting antenna and are connected, within described RF transmitting antenna is arranged at described bump joint;
The bump joint that the reception connector of described telecommunication cable comprises optical-electrical converter, demodulator, RF power amplifier, filter, RF reception antenna and is used for being connected with the flange-interface seat of described emission Connection Block, described optical-electrical converter, demodulator, RF power amplifier, filter are connected with the RF reception antenna and are connected, within described RF reception antenna is arranged at described bump joint.
Described telecommunication cable is optical fiber.
Compared with the prior art, the utility model beneficial effect is embodied in:
Open-air optical fiber interface transducer of the present utility model, the optical patchcord connection between original two cars just transform radiofrequency signal as and connects.Telecommunication cable two ends with radio-frequency transmissions/reception antenna are the radio-frequency antenna interface, are also radio-frequency transmissions/reception antenna interface on body wall, and this transmission means is not subjected to the impact of extraneous weather conditions; All electric devices or be arranged on car body inside simultaneously, be encapsulated in cable inside, even this stube cable is lost in entry or from earth and is taken out like this, damage as long as no hardware, can realize the reliable connection of signal link, thereby guarantee under adverse weather condition stable, the reliable connection between the field movable communication equipment.
Open-air optical fiber interface transducer of the present utility model has the convenience that realizes optical fiber link under adverse weather condition in the open air, reliable, fast connects, realizes the advantages such as simple easy to manufacture.
Description of drawings
Fig. 1 is the schematic diagram of the communication truck (signal launch party) of employing open-air optical fiber interface transducer of the present utility model.
Fig. 2 is the schematic diagram of the communication truck (receiving side signal) of employing open-air optical fiber interface transducer of the present utility model.
Fig. 3 is the schematic diagram of communication link joint (receiving side signal) of the telecommunication cable of open-air optical fiber interface transducer of the present utility model.
Fig. 4 is the schematic diagram of the communication link joint (signal launch party) of the telecommunication cable of open-air optical fiber interface transducer of the present utility model.
Fig. 5 is the schematic diagram of the telecommunication cable of open-air optical fiber interface transducer of the present utility model.
Fig. 6 connects the schematic diagram of communication truck by optical fiber in prior art.
Label in accompanying drawing 1～accompanying drawing 6: 1 communication truck, 2 wiring terminal boxes, 3 binding posts, 4 optical fiber, 5 communications transmit cars, 6 emission Connection Blocks, 7 communications reception cars, 8 receive Connection Block, 9 telecommunication cables, 10 emission connectors, 11 receive connector, 12 car body, 13 optical-electrical converters, 14 demodulators, 15 RF power amplifiers, 16 filters, 17 RF transmitting antennas, 18 flange-interface seats, 19 RF reception antennas, 20 bump joints.
Below pass through embodiment, and the utility model is described in further detail by reference to the accompanying drawings.
Embodiment
Referring to Fig. 1～Fig. 5, open-air optical fiber interface transducer comprises the emission Connection Block 6 that is arranged on communications transmit car 5, is arranged at the reception Connection Block 8 on communications reception car 7 and is used for connecting described emission Connection Block 6 and receives Connection Block 8 so that the telecommunication cable 9 that can intercom mutually between communications transmit car 5 and communications reception car 7;
The two ends of described telecommunication cable 9 are respectively arranged with emission connector 10 and receive connector 11; The reception connector 11 of described telecommunication cable 9 is connected with described emission Connection Block 6, and the emission connector 10 of described telecommunication cable 9 is connected with described reception Connection Block 8; Between described emission connector 10 and described reception Connection Block 8, receive between connector 11 and described emission Connection Block 6 and all intercom mutually by radiofrequency signal.
described emission Connection Block 6 is installed on the car body 12 of communications transmit car 5, described emission Connection Block 6 comprises optical-electrical converter 13, demodulator 14, RF power amplifier 15, filter 16, RF transmitting antenna 17 and flange-interface seat 18, described optical-electrical converter 13, demodulator 14, RF power amplifier 15, filter 16 is connected with the RF transmitting antenna successively and is connected, within described RF transmitting antenna 17 is arranged at described flange-interface seat 18, described flange-interface seat 18 is located on the sidewall of car body 12 of communications transmit car 5 and the connector of flange-interface seat 18 stretches out outside the outside wall surface of sidewall of car body 12,
described reception Connection Block 8 is installed on the car body 12 of communications reception car 7, described reception Connection Block 8 comprises optical-electrical converter 13, demodulator 14, RF power amplifier 15, filter 16, RF reception antenna 19 and flange-interface seat 18, described optical-electrical converter 13, demodulator 14, RF power amplifier 15, filter 16 is connected with the RF reception antenna successively and is connected, within described RF reception antenna 19 is arranged at described flange-interface seat 18, described flange-interface seat 18 is located on the sidewall of car body 12 of communications reception car 7 and the connector of flange-interface seat 18 stretches out outside the outside wall surface of sidewall of car body 12,
The bump joint 20 that the emission connector 10 of described telecommunication cable 9 comprises optical-electrical converter 13, demodulator 14, RF power amplifier 15, filter 16, RF transmitting antenna 17 and is used for being connected with the flange-interface seat 18 of described reception Connection Block 8, described optical-electrical converter 13, demodulator 14, RF power amplifier 15, filter 16 and RF transmitting antenna are connected successively and are connected, within described RF transmitting antenna 17 is arranged at described R bump joint 20; The preferred R bump joint of described bump joint 20.
The bump joint 20 that the reception connector 11 of described telecommunication cable 9 comprises optical-electrical converter 13, demodulator 14, RF power amplifier 15, filter 16, RF reception antenna 19 and is used for being connected with the flange-interface seat 18 of described emission Connection Block 6, described optical-electrical converter 13, demodulator 14, RF power amplifier 15, filter 16 and RF reception antenna are connected successively and are connected, within described RF reception antenna 19 is arranged at described bump joint 20.
Described telecommunication cable 9 is optical fiber.
Open-air optical fiber interface transducer of the present utility model transform the optic fibre connector interface on body wall in prior art as flange plate type radio-frequency antenna interface block, i.e. described emission Connection Block 6 and reception Connection Block 8.The signal of telecommunication cable internal delivery is light signal.
Be connected by telecommunication cable 9 between communications transmit car 5 and communications reception car 7, pass through telecommunication cable 6 transmission of signals between communications transmit car 5 and communications reception car 7.The reception connector 11 of telecommunication cable is connected with emission Connection Block 6 on being arranged on communications transmit car 5, and the emission connector 10 of telecommunication cable is connected with reception Connection Block 8 on being arranged on the communications reception car.
Be equipped with flange-interface seat 18 on described emission Connection Block 6 and reception Connection Block 8, be equipped with R bump joint 20 on emission connector 10 and reception connector 11.By being connected between described flange-interface seat 18 and R bump joint 20, making emission Connection Block 6 and reception connector 11 be connected, receive Connection Block 8 and be connected with emission connector 10.
the emission Connection Block 6 of being located on its car body issued signal by the communications transmit car, the radiofrequency signal of RF transmitting antenna 17 emissions of emission Connection Block 6, the RF reception antenna 19 that receives connector 11 receives the radiofrequency signal of RF transmitting antenna 17 emissions, reception connector 11 by telecommunication cable is converted into light signal with radiofrequency signal and passes to emission connector 10, again light signal is converted into radiofrequency signal by emission connector 10 and is transmitted to the RF reception antenna 19 that receives Connection Block 8 by RF transmitting antenna 17, reception Connection Block 8 is converted into light signal with radiofrequency signal and passes to the communications reception car.Corresponding two RF antennas can be received and dispatched mutually radiofrequency signal, can intercom mutually thereby make between two communication trucks.
The communications transmit car that sends a side as signal sends light signal to the emission Connection Block 6 of this communications transmit car, this light signal becomes the signal of telecommunication by the optical-electrical converter of emission Connection Block 6, and after modulator, power amplifier, filter, deliver to the RF transmitting antenna 17 of the emission Connection Block 6 of this communications transmit car, the signal of telecommunication is sent to by the RF transmitting antenna 17 of emission Connection Block 6 the RF reception antenna 19 that is connected to the reception connector 11 on emission Connection Block 6 in the mode of radiofrequency signal.The flange-interface seat 18 of emission Connection Block 6 is connected with the R bump joint 20 that receives connector 11, keep the distance of several millimeters between the RF reception antenna 19 of the RF transmitting antenna 17 of emission Connection Block 6 and reception connector 11, can transmit radiofrequency signal both, and the signal transmission can or not receive the stained and influenced of connector 11 because of emission Connection Block 6.
After receiving RF reception antenna 19 received RF signals of connector 11, with radiofrequency signal successively by passing to optical-electrical converter after filter, power amplifier, modulator, by optical-electrical converter, the signal of telecommunication is converted into light signal, this light signal passes to the optical-electrical converter of the emission connector 10 that is positioned at telecommunication cable 9 other ends by telecommunication cable 9.
The light signal that the optical-electrical converter of the emission connector 10 of telecommunication cable 9 other ends will receive connector 11 transmission is converted into the signal of telecommunication, the signal of telecommunication passes to the RF transmitting antenna 17 of this emission connector 10 after modulator, power amplifier and the filter of this emission connector 10, send radiofrequency signal by the RF transmitting antenna 17 of this emission connector 10.Launching the flange-interface seat 18 of connector 10 by the reception Connection Block 8 on its R bump joint 20 and communications reception car 7 this moment is connected with this reception Connection Block 8.After RF reception antenna 19 receptions of the radiofrequency signal that the RF transmitting antenna 17 of this emission connector 10 sends by the reception Connection Block 8 on communications reception car 7, by passing to optical-electrical converter after filter, power amplifier, modulator, by optical-electrical converter, the signal of telecommunication is converted into light signal, this light signal passes to the device of communications reception car 7 inside, thereby has realized the transmission of light signal between two communication trucks.
Mutually transmit by the radio-frequency antenna short distance by light signal being changed into radiofrequency signal between two communication trucks, thereby the signal that makes the interface transmission is radiofrequency signal, and the transmission of radiofrequency signal is undertaken by radio-frequency antenna, and distance short (millimeter magnitude) power is low, thereby avoided the problem that in the prior art, interface needs the easy bad weather impact of optical communications port of communicating optical signals, realized the convenience of optical fiber link, reliable, the quick connection.All in-vehicle devices can be in the indoor conditions Installation and Debugging.And the telecommunication cable between two cars need transform the optical fiber with radio frequency reception/transmitting antenna as.The radiofrequency signal that sends out on the radio frequency reception antenna reception body wall of one end, after filter, amplifier, demodulator, the connection electrical to optical converter recovers original light signal and delivers to far-end; Light signal becomes the signal of telecommunication at far-end by optical-electrical converter, through modulator, amplifier, filter marquis, delivers to transmitting antenna and transfers to radio frequency reception antenna on another body wall.Because transmission range is nearer, power requirement is lower, and the electric elements in telecommunication cable adopt lithium battery power supply, and cable can be in Installation and Debugging under indoor conditions.Open-air optical fiber interface transducer of the present utility model, radio signal transmission distance short (grade), emission, reception antenna volume are little, all can adopt the flange plate type electric connector to connect, simplicity of design is easy to manufacture, realizes radio frequency signal shield, thereby completes the reliable connection of optical fiber link.
Claims (3)
1. open-air optical fiber interface transducer, it is characterized in that, comprise the emission Connection Block (6) that is arranged on communications transmit car (5), be arranged at the reception Connection Block (8) on communications reception car (7) and be used for connecting described emission Connection Block (6) and reception Connection Block (8) so that the telecommunication cable (9) that can intercom mutually between communications transmit car (5) and communications reception car (7);
The two ends of described telecommunication cable (9) are respectively arranged with emission connector (10) and receive connector (11); The reception connector (11) of described telecommunication cable (9) is connected with described emission Connection Block (6), and the emission connector (10) of described telecommunication cable (9) is connected with described reception Connection Block (8); Between described emission connector (10) and described reception Connection Block (8), receive between connector (11) and described emission Connection Block (6) and all intercom mutually by radiofrequency signal.
2. open-air optical fiber interface transducer according to claim 1, it is characterized in that, described emission Connection Block (6) is installed on the car body (12) of communications transmit car (5), described emission Connection Block (6) comprises optical-electrical converter (13), demodulator (14), RF power amplifier (15), filter (16), RF transmitting antenna (17) and flange-interface seat (18), described optical-electrical converter (13), demodulator (14), RF power amplifier (15), filter (16) is connected 17 with the RF transmitting antenna) connect successively, within described RF transmitting antenna (17) is arranged at described flange-interface seat (18), described flange-interface seat (18) is located on the sidewall of car body (12) of communications transmit car (5) and the connector of flange-interface seat (18) stretches out outside the outside wall surface of sidewall of car body (12),
described reception Connection Block (8) is installed on the car body (12) of communications reception car (7), described reception Connection Block (8) comprises optical-electrical converter (13), demodulator (14), RF power amplifier (15), filter (16), RF reception antenna (19) and flange-interface seat (18), described optical-electrical converter (13), demodulator (14), RF power amplifier (15), filter (16) is connected 19 with the RF reception antenna) connect successively, within described RF reception antenna (19) is arranged at described flange-interface seat (18), described flange-interface seat (18) is located on the sidewall of car body (12) of communications reception car (7) and the connector of flange-interface seat (18) stretches out outside the outside wall surface of sidewall of car body (12),
The bump joint (20) that the emission connector (10) of described telecommunication cable (9) comprises optical-electrical converter (13), demodulator (14), RF power amplifier (15), filter (16), RF transmitting antenna (17) and is used for being connected with the flange-interface seat (18) of described reception Connection Block (8), described optical-electrical converter (13), demodulator (14), RF power amplifier (15), filter (16) are connected 17 with the RF transmitting antenna) connect successively, within described RF transmitting antenna (17) is arranged at described bump joint (20);
The bump joint (20) that the reception connector (11) of described telecommunication cable (9) comprises optical-electrical converter (13), demodulator (14), RF power amplifier (15), filter (16), RF reception antenna (19) and is used for being connected with the flange-interface seat (18) of described emission Connection Block (6), described optical-electrical converter (13), demodulator (14), RF power amplifier (15), filter (16) are connected 19 with the RF reception antenna) connect successively, within described RF reception antenna (19) is arranged at described bump joint (20).
3. open-air optical fiber interface transducer according to claim 1, is characterized in that, described telecommunication cable (9) is optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220694841 CN202931326U (en) | 2012-12-16 | 2012-12-16 | Field fiber interface converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220694841 CN202931326U (en) | 2012-12-16 | 2012-12-16 | Field fiber interface converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202931326U true CN202931326U (en) | 2013-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220694841 Expired - Fee Related CN202931326U (en) | 2012-12-16 | 2012-12-16 | Field fiber interface converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202931326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873190A (en) * | 2018-06-25 | 2018-11-23 | 重庆霓扬科技有限责任公司 | A kind of integrated opto-electronic receiver module and its production technology containing low-noise amplifier |
-
2012
- 2012-12-16 CN CN 201220694841 patent/CN202931326U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873190A (en) * | 2018-06-25 | 2018-11-23 | 重庆霓扬科技有限责任公司 | A kind of integrated opto-electronic receiver module and its production technology containing low-noise amplifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20151216 |
|
| EXPY | Termination of patent right or utility model |