CN208836146U - Long distance optical cable fibre core checking device - Google Patents
Long distance optical cable fibre core checking device Download PDFInfo
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- CN208836146U CN208836146U CN201821859799.XU CN201821859799U CN208836146U CN 208836146 U CN208836146 U CN 208836146U CN 201821859799 U CN201821859799 U CN 201821859799U CN 208836146 U CN208836146 U CN 208836146U
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- 239000000835 fiber Substances 0.000 title claims abstract description 64
- 230000003287 optical effect Effects 0.000 title claims abstract description 62
- 239000013307 optical fiber Substances 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000003760 hair shine Effects 0.000 claims description 5
- 238000012795 verification Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000006467 substitution reaction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 239000013256 coordination polymer Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a kind of long distance optical cable fibre core checking devices, instruction device is received including poll optical signal launcher and core fibre, the utility model has technical effect that, it is inputted by setting multiport, the fibre core verification means of the current single port input of multiport output substitution, single port output, realizes the quick connection to multi fiber.Every optical fiber is set successively to emit light source to receiving end by control circuit simultaneously, and it is prompted respectively in transmitting terminal and receiving end, realize the fibre core verification of automation, the utility model realizes the fine efficiently construction of core, it solves because wrong fibre causes light to adjust problem with frame flange, manpower is liberated in upgrading synergy, greatly improves working efficiency.
Description
Technical field
The utility model relates to fiber optic cable communications field, in particular to a kind of long distance optical cable fibre core checking device.
Background technique
In order to which optical cable O&M is convenient, newly-built optical cable or the optical cable after maintenance require to carry out fibre core fibre in optical cable two sides
The verification and adjustment of sequence, so that two sides Optical Distribution Frame optical cable fibre sequence corresponds.Referring to Fig. 1, when carrying out the verification of optical cable fibre sequence,
Need A stand and the end O portal frame splicing point between check optical cable fibre sequence, then again the end O portal frame splicing point and B station between core
To optical cable fibre sequence, after the two sides optical cable fibre sequence of the end O portal frame splicing point all checks completion, the optical fiber that just can be carried out the end O connects
It connects.Fibre sequence checking work generally uses light source and light power meter to be used in pairs to complete at present: source sends certain by light source
The laser of fixed wave length, receiving end collect light using optical power, receive that light is corresponding to measure fine sequence by shining, i.e., A stand conduct first
Source, optical cable head of the end the O portal frame splicing point close to the station A side measure fine sequence as receiving end, then regard the station B as source again
End, optical cable head of the end the O portal frame splicing point close to the station B side measure fine sequence as receiving end, just complete verification in this way.But mesh
The fine sequence checking method of preceding use can only check 1 fibre core since existing light source power meter is single port every time.And by
It is tested in light source light power meter using accurate coupled modes, needs for tail optical fiber to connect with the i.e. Fiber Optic Sensor pulling plate of distributing frame connector,
And since optical fibre in optical cable quantity is more, cause to need to disconnect connector when in use repeatedly, than relatively time-consuming, efficiency is very low, with 24
For core fibre core, it is assumed that each connecting test is 0.5 minute time-consuming, when costing under limiting case (0.5*24*23*0.5)=138 point
Clock could be completely to good two sides fibre core.
Summary of the invention
The technical issues of time-consuming, low efficiency is checked in order to solve current optical cable fibre sequence, the utility model provides a kind of energy
Enough long distance optical cable fibre core checking devices for being efficiently rapidly performed by the verification of optical cable fibre sequence.
In order to achieve the above technical purposes, the technical solution of the utility model is:
A kind of long distance optical cable fibre core checking device, including poll optical signal launcher and core fibre receive instruction device, institute
The poll optical signal launcher stated includes control circuit, at least two illuminating circuits and quantity and the identical optical fiber of illuminating circuit
Emission interface, it includes quantity optical fiber receiving interface identical with fibre optical transmission interface and quantity that the core fibre, which receives instruction device,
Reception circuit identical with optical fiber receiving interface, a fibre optical transmission interface and a corresponding optical fiber receiving interface point
Not Lian Jie same root optical fiber both ends, the described control circuit control illuminating circuit, which successively shines, to be extinguished, the illuminating circuit
Light is emitted to optical fiber by fibre optical transmission interface, the reception circuit receives light by optical fiber receiving interface and makes
Reaction.
A kind of long distance optical cable fibre core checking device, the poll optical signal launcher are powered by battery.
A kind of long distance optical cable fibre core checking device, the poll optical signal launcher further includes low-voltage variation
Circuit, the low-voltage protection circuit connects battery, and prompting is made when battery capacity is low.
A kind of long distance optical cable fibre core checking device, the control circuit includes clock signal circuit and counter
Circuit, the clock signal circuit linkage counter circuit simultaneously generate clock signal, and the counter circuit is separately connected
Extremely each illuminating circuit, and receive clock signal and drive corresponding illuminating circuit hair to generate control signal according to clock signal
Light.
A kind of long distance optical cable fibre core checking device, the control circuit further include clock signal indicator light electricity
Road, the clock signal indicator light circuit are connected to clock signal circuit and shine with clock signal frequency.
A kind of long distance optical cable fibre core checking device, the illuminating circuit include bleeder circuit and illuminating source,
The bleeder circuit, which is connected to control circuit and drives illuminating source to shine and pass through fibre optical transmission interface, is transmitted to optical fiber.
A kind of long distance optical cable fibre core checking device, the illuminating source of the illuminating circuit are laser diode.
A kind of long distance optical cable fibre core checking device, the illuminating circuit further include luminous indicating lamp circuit, institute
The luminous indicating lamp circuit connection stated to control circuit, and with the luminous and extinguishing simultaneously of the illuminating source of illuminating circuit.
The utility model has technical effect that, is inputted by setting multiport, multiport output replaces current single port
The fibre core verification means of input, single port output, realize the quick connection to multi fiber.Make every by control circuit simultaneously
Optical fiber successively emits light source to receiving end, and is prompted respectively in transmitting terminal and receiving end, and the fibre core core of automation is realized
Right, the utility model realizes the fine efficiently construction of core, solves because wrong fibre causes light to adjust problem, upgrading synergy solution with frame flange
Manpower is put, working efficiency is greatly improved.
The utility model is described in further detail with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is optical cable installation schematic diagram；
Fig. 2 is the utility model structure diagram；
Fig. 3 is the circuit diagram of the utility model embodiment control circuit and illuminating circuit；
Fig. 4 is the circuit diagram of the utility model embodiment low-voltage protection circuit；
Fig. 5 is the overall circuit figure that the utility model embodiment receives circuit；
Fig. 6 is that the utility model embodiment individually receives circuit circuit diagram.
Specific embodiment
Referring to fig. 2, it is checked for fibre core at the both ends that the present apparatus is set to optical cable.Referring to Fig. 3, the present embodiment shows use
The device of Yu Baxin optical cable, wherein the clock signal circuit of poll optical signal launcher is using more based on NE555 chip
Harmonic oscillator generates the clock signal CP of frequency-invariant, and accesses Light-emitting diode LED 1 and shine with clock signal and carry out telltable clock
Frequency, the LED is using red.Counter circuit uses decade counter CD4017 using CP as clock signal, 10 road output ends
High level is generated in turn, wherein 8 tunnels are drawn out in circuit, every road output end is furnished with a yellow light-emitting diode LED2, when defeated
The LED lights in order to check when being out high level.The 8 road output ends that CD4017 is drawn are every to be followed by a bleeder circuit all the way,
Bleeder circuit is made of the follower that resistance and operational amplifier LM324 are constituted, and it is radium-shine to generate suitable voltage driving 1310nm
Diode issues 1310nm laser, that is, constitutes the illuminating circuit of the present embodiment.An illuminating circuit is only depicted in figure, other
Illuminating circuit is identical as the circuit of drafting, and is connected to the different pins of CD4017 to realize poll.
Referring to fig. 4, poll optical signal launcher is powered using battery, in order to grasp battery capacity, the present embodiment in time
Provided with low-voltage protection circuit, low-voltage protection circuit also uses LM324 to realize, when supply voltage is lower than 4V, LED shines
Alarm.
Referring to Fig. 5, Fig. 6, the reception circuit that core fibre receives instruction device is again provided with eight, and each reception circuit is using fortune
Amplifier LM324 is calculated as comparator, photoelectric receiving tube series connection protective resistance, and connects comparator non-inverting input terminal；Vcc is divided
It is sent to threshold voltage Vo, Vo and connects comparator reverse input end.When photoelectric receiving tube is not by light, non-inverting input terminal voltage < Vo, than
Low level is exported compared with device, LED does not shine；When photoelectric receiving tube is by light, non-inverting input terminal voltage > Vo, comparator exports high level,
LED is driven to shine.
Above-described embodiment simply shows the examples of circuits of an achievable the utility model aim, same in practice
Sample is contemplated that using other similar physical circuit and realizes, while fiber count can also be extended to more multichannel to adapt to practical need
It asks.
Illustrate the use step of the utility model below:
The first step, startup power supply button；
Poll optical signal launcher: second step cycles through optical signal by the 1st core to the n-th core sequence after tail optical fiber connection；
Third step, core fibre receive instruction device: connection tail optical fiber or optical cable fibre core, core fibre reception device fibre core indicator light are bright then
The core receives signal.
Claims (8)
1. a kind of long distance optical cable fibre core checking device, which is characterized in that refer to including poll optical signal launcher and the reception of core fibre
Showing device, the poll optical signal launcher include control circuit, at least two illuminating circuits and quantity and illuminating circuit
Identical fibre optical transmission interface, it includes that quantity optical fiber identical with fibre optical transmission interface receives that the core fibre, which receives instruction device,
Interface and quantity reception circuit identical with optical fiber receiving interface, a fibre optical transmission interface and a corresponding optical fiber
Receiving interface is separately connected the both ends of same root optical fiber, and the control circuit control illuminating circuit, which successively shines, to be extinguished, described
Illuminating circuit light is emitted to optical fiber by fibre optical transmission interface, the reception circuit is received by optical fiber receiving interface
Light is simultaneously reacted.
2. a kind of long distance optical cable fibre core checking device according to claim 1, which is characterized in that the poll optical signal
Emitter is powered by battery.
3. a kind of long distance optical cable fibre core checking device according to claim 2, which is characterized in that the poll optical signal
Emitter further includes low-voltage protection circuit, and the low-voltage protection circuit connects battery, and makes and mentioning when battery capacity is low
It wakes up.
4. a kind of long distance optical cable fibre core checking device according to claim 1, which is characterized in that the control circuit packet
Clock signal circuit and counter circuit are included, the clock signal circuit linkage counter circuit simultaneously generates clock signal, institute
The counter circuit stated is respectively connected to each illuminating circuit, and receives clock signal to generate control letter according to clock signal
Number corresponding illuminating circuit of driving shines.
5. a kind of long distance optical cable fibre core checking device according to claim 4, which is characterized in that the control circuit is also
Including clock signal indicator light circuit, the clock signal indicator light circuit is connected to clock signal circuit and with clock signal
Frequency shines.
6. a kind of long distance optical cable fibre core checking device according to claim 1, which is characterized in that the illuminating circuit packet
Bleeder circuit and illuminating source are included, the bleeder circuit is connected to control circuit and drives illuminating source to shine and pass through optical fiber
Emission interface is transmitted to optical fiber.
7. a kind of long distance optical cable fibre core checking device according to claim 6, which is characterized in that the illuminating circuit
Illuminating source is laser diode.
8. a kind of long distance optical cable fibre core checking device according to claim 6, which is characterized in that the illuminating circuit is also
Including luminous indicating lamp circuit, the luminous indicating lamp circuit connection to control circuit, and the illuminating source with illuminating circuit
Luminous and extinguishing simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821859799.XU CN208836146U (en) | 2018-11-09 | 2018-11-09 | Long distance optical cable fibre core checking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821859799.XU CN208836146U (en) | 2018-11-09 | 2018-11-09 | Long distance optical cable fibre core checking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208836146U true CN208836146U (en) | 2019-05-07 |
Family
ID=66319099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821859799.XU Active CN208836146U (en) | 2018-11-09 | 2018-11-09 | Long distance optical cable fibre core checking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208836146U (en) |
-
2018
- 2018-11-09 CN CN201821859799.XU patent/CN208836146U/en active Active
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