CN204597969U - Lightguide cable link blocks information sensor - Google Patents
Lightguide cable link blocks information sensor Download PDFInfo
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- CN204597969U CN204597969U CN201520370526.9U CN201520370526U CN204597969U CN 204597969 U CN204597969 U CN 204597969U CN 201520370526 U CN201520370526 U CN 201520370526U CN 204597969 U CN204597969 U CN 204597969U
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Abstract
Lightguide cable link blocks information sensor and belongs to electronics, communication and automatic control technology and computer science and technology field, particularly relates to a kind of lightguide cable link and blocks information sensor.The utility model provides a kind of fiber-optic communications traffic net that do not affect normally to run, effectively can monitor the lightguide cable link blocking-up information sensor that lightguide cable link blocks information.The utility model comprises grasping type optical signal acquisition device and integrated control circuit, and its structural feature integrated control circuit signal input part is connected with grasping type optical signal acquisition device signal output part; Integrated control circuit comprises NPN triode Q1, PIC16F690 chip U1, MAX485 chip U3 and MAX232 chip U2, the base stage of Q1 is connected with integrated control circuit signal input part by resistance R8, the collector electrode of Q1 is connected with power supply VCC, the emitter of Q1 is connected with resistance R9 one end, resistance R16 one end respectively, R9 other end ground connection.
Description
Technical field
The utility model belongs to electronics, communication and automatic control technology and computer science and technology field, particularly relates to a kind of lightguide cable link and blocks information sensor.
Background technology
Along with the development that the communication technology and optical fiber communication are built, scale and the coverage of Networks of Fiber Communications are increasing, and become Primary communication basis and the means of the daily transmission of information of people, especially the continuous expansion of computer internet scale provides guarantee.
Fiber-optic communications traffic net, primarily of optical transmission device and lightguide cable link composition.In fiber-optic communications traffic net day-to-day operation, due to lightguide cable link distance, cover region extensively, therefore, be easy to the impact being subject to multiple Different factor, cause lightguide cable link to occur to block fault.Such as, there is the natural calamity such as flood, earthquake, the activities such as artificial construction, construction, exploration, and natural fault etc., all likely cause lightguide cable link to occur to block fault.Therefore, in order to solve the automatic monitoring problem of lightguide cable link running status, timely grasp lightguide cable link blocks fault, so that rapid tissue breakdown repair and shortening block fault time, people take a lot of methods and measures, comprise the optical cable auto monitoring system adopting the development of the optic component such as optical splitter, wave multiplexer.But these methods all in various degree there is technical defect, topmost problem be need optical device is serially connected between optical transmission device and lightguide cable link, once optical device faults itself, fiber-optic communications traffic net fault will be caused.In addition, when installing optical cable auto monitoring system, operation must be shut down and just can complete, adding the blocking-up index of fiber-optic communications traffic net so undoubtedly.
Summary of the invention
The utility model is exactly for the problems referred to above, provides a kind of fiber-optic communications traffic net that do not affect normally to run, effectively can monitor the lightguide cable link blocking-up information sensor that lightguide cable link blocks information.
For achieving the above object, the utility model adopts following technical scheme, and the utility model comprises grasping type optical signal acquisition device and integrated control circuit, and its structural feature integrated control circuit signal input part is connected with grasping type optical signal acquisition device signal output part; Integrated control circuit comprises NPN triode Q1, PIC16F690 chip U1, MAX485 chip U3 and MAX232 chip U2, the base stage of Q1 is connected with integrated control circuit signal input part by resistance R8, the collector electrode of Q1 is connected with power supply VCC, the emitter of Q1 is connected with resistance R9 one end, resistance R16 one end respectively, R9 other end ground connection, the R16 other end is connected with 3 pin of U1.
1 pin of U1 is connected with power supply VCC, and 4 pin of U1 are connected with resistance R2 one end, and the R2 other end is connected with electric capacity C1 one end, resistance R1 one end respectively, C1 other end ground connection, and the R1 other end is connected with power supply VCC, electric capacity C2 one end respectively, C2 other end ground connection.
11 pin of U1 are connected with 3 pin of U3, and 12 pin of U1 are connected with 1 pin of U3,12 pin of U2 respectively, and 10 pin of U1 are connected with 4 pin of U3,11 pin of U2 respectively, the 20 pin ground connection of U1.
2 pin of U3 are connected with 3 pin of U3, resistance R4 one end respectively, the R4 other end is connected with power supply VCC, resistance R5 one end, resistance R6 one end respectively, the R5 other end is connected with 1 pin of U3, the R6 other end is connected with 4 pin of U3, the 5 pin ground connection of U3,8 pin of U3 are connected with power supply VCC, and 6 pin of U3 are connected by 7 pin of resistance R3 and U3.
1 pin of U2 is connected by 3 pin of electric capacity C6 and U2, and 4 pin of U2 are connected by 5 pin of electric capacity C7 and U2, and 6 pin of U2 are by electric capacity C9 ground connection, and 2 pin of U2 are connected with 16 pin of U2, power supply VCC respectively by electric capacity C8, the 15 pin ground connection of U2.
As a kind of preferred version, integrated control circuit described in the utility model comprises 7805 chip U5 and LM2576-3.3 chip U4,1 pin of U5 is connected with 12V power supply, electric capacity C4 positive pole respectively, C4 minus earth, 2 pin of U5 are connected with ground wire, resistance R7 one end respectively, the R7 other end is connected with light-emitting diode D2 negative electrode, and D2 anode is connected with 3 pin of U5, power supply VCC, electric capacity C3 positive pole respectively, C3 minus earth.
1 pin of U4 is connected with 12V power supply, and 3 pin of U4,5 pin are connected ground connection, and 4 pin of U4 are connected with power supply 3.3V, electric capacity C5 positive pole, inductance L 1 one end respectively, and C5 minus earth, the L1 other end is connected with 2 pin of diode D1 negative electrode, U4 respectively, D1 plus earth.
As another kind of preferred version, R8 described in the utility model is 470 Ω, Q1 is 2SC1815 triode, R9 is 5.1K Ω, R16 be 470 Ω, R2 is 100 Ω, R1 is 10K Ω, C1 be 100000PF, C2 is 100000PF, R6 is 5.1K Ω, R4 is 5.1K Ω, R5 be 5.1K Ω, R3 is 120 Ω, C6 is 1 μ F, C7 is 1 μ F, C9 be 1 μ F, C8 is 1 μ F, C4 is 100 μ F, C3 is 100 μ F, R7 be 470 Ω, L1 is 100 μ H, C5 is 1000 μ F, and grasping type optical signal acquisition device adopts OFI-3 type Fibre Optical Sensor.
As another kind of preferred version, the signal output port of integrated control circuit described in the utility model is connected with radio modem serial ports by RS-232 interface or RS-485 interface.
As another kind of preferred version, radio modem described in the utility model adopts CDMA or GSM standard radio modem.
As another kind of preferred version, the signal output port of integrated control circuit described in the utility model is connected with serial ports of computers by RS-232 interface or RS-485 interface.
The utility model beneficial effect.
1. adopt and hold the running state information that the mode of connecing gathers lightguide cable link.
(1) the utility model adopts grasping type optical signal acquisition device working method, and signal picker is connected with optic cable tail fiber and adopts cross-over mode, as long as namely signal picker holds the running state information of optic cable tail fiber with regard to energy automatic monitoring survey lightguide cable link.The feature of this monitoring mode is the normal operation that the access of signal picker does not affect fiber-optic communications traffic net, even if signal picker voluntarily fault also can not cause fiber-optic communications traffic net fault.
(2) lightguide cable link blocks information sensor in installation process, only needs to hold optic cable tail fiber, does not need optical transmission device to shut down operation, avoids the blocking-up of the fiber-optic communications traffic net brought because installing lightguide cable link blocking-up information sensor.
2. get involved attenuation little.
The principle of optical fiber communication realizes telecommunication by the refraction of light wave on optical fiber.Under normal circumstances, light wave only reflects in optical cable, and not to optical cable external radiation.In order to ensure lightguide cable link block information sensor be in one's hands connect optic cable tail fiber situation under can monitor the running state information of lightguide cable link, tail optical fiber is needed to bend certain degree, light signal just can be made to have sub-fraction energy to external radiation, and lightguide cable link blocks the change of information sensor by optical information in monitoring emittance, monitor the running state information of lightguide cable link.Because optic cable tail fiber bends, so cause light signal energy to lose, be also just equivalent to reduce the level value exported to lightguide cable link.
The utility model due to the angle changing rate that bends at optic cable tail fiber little just can ensure that lightguide cable link blocks information sensor and normally works, so the level loss caused is very little, usually within 0.05dB.Because other technology adopts tandem to connect light detecting device, so the level loss caused is usually very large, generally at more than 0.1dB.
3. connect simple.
Adopt to hold the mode of connecing (i.e. cross-over mode) and be connected with lightguide cable link tail optical fiber because lightguide cable link blocks information sensor; so; block in information sensor process at installation lightguide cable link; only lightguide cable link need be blocked information sensor holds (clamping) optic cable tail fiber; engineering construction is very simple, and does not need to disconnect optic cable tail fiber operation (not needing to shut down operation).And other technology adopts serial connection optical device mode to connect usually; be serially connected between optic cable tail fiber and optical transmission device by optical device; not only there is potential safety hazard (optical device fault; optical fiber transmission network fault must be caused); also need to shut down simultaneously and just can complete engineering construction, bring unnecessary Optical Fiber Transmission network operation and block.
4. structure is simple, is easy to popularize.
The optical signal acquisition device of the utility model integrated control circuit and employing, its components and parts are the parts that market is easily purchased, therefore with low cost, are easy to produce, and are easy to popularize.
The utility model provides a kind of lightguide cable link to block the hardware foundation of information sensor.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described further.The utility model protection range is not only confined to the statement of following content.
Fig. 1 is the utility model integrated circuit theory diagram.
Fig. 2 is a kind of execution mode schematic block circuit diagram of the utility model.
Fig. 3 is the another kind of execution mode schematic block circuit diagram of the utility model.
Fig. 4 is the utility model physical circuit schematic diagram.
Embodiment
As shown in the figure, the utility model comprises grasping type optical signal acquisition device and integrated control circuit, and its structural feature integrated control circuit signal input part is connected with grasping type optical signal acquisition device signal output part; Integrated control circuit comprises NPN triode Q1, PIC16F690 chip U1, MAX485 chip U3 and MAX232 chip U2, the base stage of Q1 is connected with integrated control circuit signal input part by resistance R8, the collector electrode of Q1 is connected with power supply VCC, the emitter of Q1 is connected with resistance R9 one end, resistance R16 one end respectively, R9 other end ground connection, the R16 other end is connected with 3 pin of U1.
1 pin of U1 is connected with power supply VCC, and 4 pin of U1 are connected with resistance R2 one end, and the R2 other end is connected with electric capacity C1 one end, resistance R1 one end respectively, C1 other end ground connection, and the R1 other end is connected with power supply VCC, electric capacity C2 one end respectively, C2 other end ground connection.
11 pin of U1 are connected with 3 pin of U3, and 12 pin of U1 are connected with 1 pin of U3,12 pin of U2 respectively, and 10 pin of U1 are connected with 4 pin of U3,11 pin of U2 respectively, the 20 pin ground connection of U1.
2 pin of U3 are connected with 3 pin of U3, resistance R4 one end respectively, the R4 other end is connected with power supply VCC, resistance R5 one end, resistance R6 one end respectively, the R5 other end is connected with 1 pin of U3, the R6 other end is connected with 4 pin of U3, the 5 pin ground connection of U3,8 pin of U3 are connected with power supply VCC, and 6 pin of U3 are connected by 7 pin of resistance R3 and U3.
1 pin of U2 is connected by 3 pin of electric capacity C6 and U2, and 4 pin of U2 are connected by 5 pin of electric capacity C7 and U2, and 6 pin of U2 are by electric capacity C9 ground connection, and 2 pin of U2 are connected with 16 pin of U2, power supply VCC respectively by electric capacity C8, the 15 pin ground connection of U2.
It is status indicator coding that input state is changed convert information by integrated control circuit, and by radio modem (or computer network), status indicator coding is sent to remote device (modulator-demodulator or terminal).
Described integrated control circuit comprises 7805 chip U5 and LM2576-3.3 chip U4,1 pin of U5 is connected with 12V power supply, electric capacity C4 positive pole respectively, C4 minus earth, 2 pin of U5 are connected with ground wire, resistance R7 one end respectively, the R7 other end is connected with light-emitting diode D2 negative electrode, D2 anode is connected with 3 pin of U5, power supply VCC, electric capacity C3 positive pole respectively, C3 minus earth.
1 pin of U4 is connected with 12V power supply, and 3 pin of U4,5 pin are connected ground connection, and 4 pin of U4 are connected with power supply 3.3V, electric capacity C5 positive pole, inductance L 1 one end respectively, and C5 minus earth, the L1 other end is connected with 2 pin of diode D1 negative electrode, U4 respectively, D1 plus earth.
Described R8 is 470 Ω, Q1 is 2SC1815 triode, and R9 is 5.1K Ω, R16 is 470 Ω, R2 is 100 Ω, R1 be 10K Ω, C1 be 100000PF, C2 is 100000PF, R6 is 5.1K Ω, R4 be 5.1K Ω, R5 be 5.1K Ω, R3 is 120 Ω, C6 is 1 μ F, C7 be 1 μ F, C9 be 1 μ F, C8 is 1 μ F, C4 is 100 μ F, C3 be 100 μ F, R7 is 470 Ω, L1 is 100 μ H, C5 is 1000 μ F, and grasping type optical signal acquisition device adopts OFI-3 type Fibre Optical Sensor.
The signal output port of described integrated control circuit is connected with radio modem serial ports by RS-232 interface or RS-485 interface.
Described radio modem adopts CDMA or GSM standard radio modem.Mobile phone card puts into radio modem, carries out wireless transmission.
The signal output port of described integrated control circuit is connected with serial ports of computers by RS-232 interface or RS-485 interface.
During described grasping type optical signal acquisition device monitoring single channel light signal, integrated control circuit is compared by level, and monitoring lightguide cable link running status, controls radio modem and outwards send information.
When the utility model monitors multichannel lightguide cable link light signal by described grasping type optical signal acquisition device simultaneously (multiple grasping type optical signal acquisition device and Q1 level translation input circuit part are set), integrated control circuit scans and monitors each road optical signal level, monitoring lightguide cable link running status, controls radio modem and outwards sends information.
Front end Fibre Optical Sensor OFI-3 recognizes fiber-optic signal, sends into microprocessor PIC16F690, block information and together send, be sent to next stage (management information platform) by RS-232 or RS-485 through geocoding and optical fiber through Q1 level translation.
When lightguide cable link normally runs, tail optical fiber, to the light signal of the faint energy of external radiation, after optical signal acquisition device receives light signal, carries out digital coding process, and gives integrated control circuit by coded message.
When lightguide cable link occurs to block, tail optical fiber does not have light signal to external radiation, after optical signal acquisition device can not receive light signal, still carries out digital coding process, and gives integrated control circuit by coded message.After integrated control circuit receives coded message, control integrated control circuit and outwards send information by RS-232 delivery outlet.When adopting radio communication working method, the A radio modem (1335245XXX2) that integrated control circuit control radio modem (1335245XXX1) is specified to another sends short message, A radio modem connects remote administration terminal, and completes the management role such as process, warning, display to the information of blocking-up by office terminal analysis short message content.When adopting computer network communication working method, integrated control circuit sends blocking-up malfunction coding information by RS-232 output interface to terminal, terminal is networked by computer network and remote administration terminal, and completes the management role such as process, warning, display to the information of blocking-up by office terminal analysis short message content.
Be understandable that, above about specific descriptions of the present utility model, the technical scheme described by the utility model embodiment is only not limited to for illustration of the utility model, those of ordinary skill in the art is to be understood that, still can modify to the utility model or equivalent replacement, to reach identical technique effect; Needs are used, all within protection range of the present utility model as long as meet.
Claims (6)
1.
lightguide cable link blocks information sensor, comprises grasping type optical signal acquisition device and integrated control circuit, it is characterized in that integrated control circuit signal input part is connected with grasping type optical signal acquisition device signal output part; Integrated control circuit comprises NPN triode Q1, PIC16F690 chip U1, MAX485 chip U3 and MAX232 chip U2, the base stage of Q1 is connected with integrated control circuit signal input part by resistance R8, the collector electrode of Q1 is connected with power supply VCC, the emitter of Q1 is connected with resistance R9 one end, resistance R16 one end respectively, R9 other end ground connection, the R16 other end is connected with 3 pin of U1;
1 pin of U1 is connected with power supply VCC, and 4 pin of U1 are connected with resistance R2 one end, and the R2 other end is connected with electric capacity C1 one end, resistance R1 one end respectively, C1 other end ground connection, and the R1 other end is connected with power supply VCC, electric capacity C2 one end respectively, C2 other end ground connection;
11 pin of U1 are connected with 3 pin of U3, and 12 pin of U1 are connected with 1 pin of U3,12 pin of U2 respectively, and 10 pin of U1 are connected with 4 pin of U3,11 pin of U2 respectively, the 20 pin ground connection of U1;
2 pin of U3 are connected with 3 pin of U3, resistance R4 one end respectively, the R4 other end is connected with power supply VCC, resistance R5 one end, resistance R6 one end respectively, the R5 other end is connected with 1 pin of U3, the R6 other end is connected with 4 pin of U3, the 5 pin ground connection of U3,8 pin of U3 are connected with power supply VCC, and 6 pin of U3 are connected by 7 pin of resistance R3 and U3;
1 pin of U2 is connected by 3 pin of electric capacity C6 and U2, and 4 pin of U2 are connected by 5 pin of electric capacity C7 and U2, and 6 pin of U2 are by electric capacity C9 ground connection, and 2 pin of U2 are connected with 16 pin of U2, power supply VCC respectively by electric capacity C8, the 15 pin ground connection of U2.
2.
according to claim 1, lightguide cable link blocks information sensor, it is characterized in that described integrated control circuit comprises 7805 chip U5 and LM2576-3.3 chip U4,1 pin of U5 is connected with 12V power supply, electric capacity C4 positive pole respectively, C4 minus earth, 2 pin of U5 are connected with ground wire, resistance R7 one end respectively, the R7 other end is connected with light-emitting diode D2 negative electrode, and D2 anode is connected with 3 pin of U5, power supply VCC, electric capacity C3 positive pole respectively, C3 minus earth;
1 pin of U4 is connected with 12V power supply, and 3 pin of U4,5 pin are connected ground connection, and 4 pin of U4 are connected with power supply 3.3V, electric capacity C5 positive pole, inductance L 1 one end respectively, and C5 minus earth, the L1 other end is connected with 2 pin of diode D1 negative electrode, U4 respectively, D1 plus earth.
3.
according to claim 2, lightguide cable link blocks information sensor, it is characterized in that described R8 be 470 Ω, Q1 is 2SC1815 triode, R9 is 5.1K Ω, R16 be 470 Ω, R2 is 100 Ω, R1 is 10K Ω, C1 be 100000PF, C2 is 100000PF, R6 is 5.1K Ω, R4 is 5.1K Ω, R5 be 5.1K Ω, R3 is 120 Ω, C6 is 1 μ F, C7 is 1 μ F, C9 be 1 μ F, C8 is 1 μ F, C4 is 100 μ F, C3 is 100 μ F, R7 be 470 Ω, L1 is 100 μ H, C5 is 1000 μ F, and grasping type optical signal acquisition device adopts OFI-3 type Fibre Optical Sensor.
4.
according to claim 1, lightguide cable link blocks information sensor, it is characterized in that the signal output port of described integrated control circuit is connected with radio modem serial ports by RS-232 interface or RS-485 interface.
5.
according to claim 4, lightguide cable link blocks information sensor, it is characterized in that described radio modem adopts CDMA or GSM standard radio modem.
6.
according to claim 1, lightguide cable link blocks information sensor, it is characterized in that the signal output port of described integrated control circuit is connected with serial ports of computers by RS-232 interface or RS-485 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520370526.9U CN204597969U (en) | 2015-06-02 | 2015-06-02 | Lightguide cable link blocks information sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520370526.9U CN204597969U (en) | 2015-06-02 | 2015-06-02 | Lightguide cable link blocks information sensor |
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| CN204597969U true CN204597969U (en) | 2015-08-26 |
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| CN201520370526.9U Expired - Fee Related CN204597969U (en) | 2015-06-02 | 2015-06-02 | Lightguide cable link blocks information sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426865A (en) * | 2020-04-03 | 2020-07-17 | 珠海市联电科技有限公司 | PT intelligent blocking device and method for power line |
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2015
- 2015-06-02 CN CN201520370526.9U patent/CN204597969U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426865A (en) * | 2020-04-03 | 2020-07-17 | 珠海市联电科技有限公司 | PT intelligent blocking device and method for power line |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20200602 |