CN107942441A - A kind of photoelectricity composite attenuation device - Google Patents
A kind of photoelectricity composite attenuation device Download PDFInfo
- Publication number
- CN107942441A CN107942441A CN201711194784.6A CN201711194784A CN107942441A CN 107942441 A CN107942441 A CN 107942441A CN 201711194784 A CN201711194784 A CN 201711194784A CN 107942441 A CN107942441 A CN 107942441A
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- CN
- China
- Prior art keywords
- photoelectricity composite
- composite attenuation
- signal transmission
- attenuation module
- photoelectricity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/264—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting
- G02B6/266—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting the optical element being an attenuator
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
Abstract
The present invention relates to a kind of photoelectricity composite attenuation device, including input interface and output interface, further include the first photoelectricity composite attenuation module being arranged between input interface and output interface and the second photoelectricity composite attenuation module, first photoelectricity composite attenuation module and the second photoelectricity composite attenuation module are coaxially disposed, and the first photoelectricity composite attenuation module and the second photoelectricity composite attenuation module can be relatively rotated around the axis；First photoelectricity composite attenuation module and the second photoelectricity composite attenuation module include electric signal transmission passage and the optical signal transmission passage for being disposed around conducting wire periphery, are both provided with neutral dark glass in optical signal transmission passage, neutral dark glass is shoe.The present invention neither influences the transmission of electric signal in optoelectronic composite cable, and can realize comprehensive control to electric signal and optical signal transmission by the transmitting power control of optical fiber in rational scope.
Description
Technical field
The invention belongs to photoelectricity composite communication technical field, and in particular to a kind of photoelectricity composite attenuation device.
Background technology
Fiber optic communication using its unique antijamming capability, it is light-weight, capacity is big the advantages that as information transmission media quilt
Extensive concern.With the continuous development of scientific technology, a kind of new access way has been gradually appeared, conjunction is replied by cable even if using up
Cable, it integrates optical fiber, electric transmission copper, can solve the problems, such as broadband access, equipment electricity consumption, signal transmission.But in order to full
The needs of the transmission of data-signal between sufficient different zones, need to control optical fiber efficiency of transmission during the use of optical fiber
System, so that optical fiber can transmit different types of signal.Nowadays, can be right without not having relevant technology in the prior art
Optical fiber transimission power in optoelectronic composite cable is controlled.
The content of the invention
It is an object of the invention to provide a kind of photoelectricity composite attenuation device, to solve not realizing photoelectricity in the prior art
The problem of composite rope is decayed.
In order to solve the above technical problems, the technical scheme is that：
The present invention provides a kind of photoelectricity composite attenuation device, including following scheme：
Scheme one, including input interface and output interface, further include be arranged between input interface and output interface
One photoelectricity composite attenuation module and the second photoelectricity composite attenuation module, the first photoelectricity composite attenuation module and the second photoelectricity is compound declines
Subtract module to be coaxially disposed, and the first photoelectricity composite attenuation module and the second photoelectricity composite attenuation module can be opposite turns around the axis
It is dynamic；
First photoelectricity composite attenuation module and the second photoelectricity composite attenuation module include electric signal transmission passage and enclose to set
Optical signal transmission passage in conducting wire periphery, neutral dark glass is both provided with optical signal transmission passage, described neutral dark-coloured
Glass is shoe.
Scheme two, on the basis of scheme one, the electric signal transmission passage and light of the first photoelectricity composite attenuation module
The first fiber optic protection layer of optical cable is provided between signal transmission passage；The electric signal transmission passage of the second photoelectricity composite attenuation module
The second fiber optic protection layer of optical cable is provided between optical signal transmission passage.
Scheme three, on the basis of scheme one, outside the optical signal transmission passage of the first photoelectricity composite attenuation module
Around be equipped with the first light path protective layer, the outside of the optical signal transmission passage of the second photoelectricity composite attenuation module is equipped with the
Two light path protective layers.
Scheme four, on the basis of scheme one, the neutrality dark glass is strip or sheet.
Scheme five, on the basis of scheme one, the electric signal transmission passage and the second light of the first photoelectricity composite attenuation module
Reply the isometrical setting of electric signal transmission passage for closing attenuation module by cable.
Scheme six, on the basis of scheme one, the optical signal transmission passage and the second light of the first photoelectricity composite attenuation module
Reply the isometrical setting of optical signal transmission passage for closing attenuation module by cable.
Scheme seven, on the basis of scheme two, the first fiber optic protection layer of optical cable and the isometrical setting of the second fiber optic protection layer of optical cable.
Scheme eight, on the basis of scheme three, the first light path protective layer and the second isometrical setting of light path protective layer.
Beneficial effects of the present invention：
The photoelectricity composite attenuation device of the present invention, by adjusting the first photoelectricity composite attenuation module or the second photoelectricity is compound declines
Subtract module, the attenuation by the optical signal in optical signal transmission passage can be changed, neither influence electric signal in optoelectronic composite cable
Transmission, and can be realized by the transmitting power control of optical fiber in rational use scope to electric signal and optical signal transmission
Comprehensive control.The invention avoids the photoelectricity point for the occasion that controlled when needing photoelectricity to access at the same time optical fiber input power
The situation for opening wiring occurs, and reduces the tedious work of waste and the wiring of cable, improves the construction effect of photoelectricity while access
Rate, reduces construction and material cost.
Further, fiber optic protection layer of optical cable is both provided between electric signal transmission passage and optical signal transmission passage, with reality
Now isolation, heat-insulated and insulation effect.
Further, enclosed in the periphery of optical signal transmission passage equipped with light path protective layer, there is shading and light path to protect
Effect, to realize protection to optical signal transmission passage.
Brief description of the drawings
Fig. 1 is the profile of the photoelectricity composite attenuation device of the present invention；
Fig. 2 is AA1The sectional view in face；
Fig. 3 is the profile of the second photoelectricity composite attenuation module；
Fig. 4 is CC1The sectional view in face；
Fig. 5 is BB1The sectional view in face；
Fig. 6 is DD under first state1The sectional view in face；
Fig. 7 is the DD after the second photoelectricity composite attenuation module is rotated by 90 ° counterclockwise1The sectional view in face；
Fig. 8 is that the second photoelectricity composite attenuation module rotates the DD after 180 ° counterclockwise1The sectional view in face；
Fig. 9 is that the second photoelectricity composite attenuation module rotates the DD after 270 ° counterclockwise1The sectional view in face.
Embodiment
To make the objects, technical solutions and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, to the present invention
It is described in further detail.
It is as shown in Figure 1 the profile of photoelectricity composite attenuation device of the invention, including input interface 3 and output interface 4, point
Input optoelectronic composite cable 1 and output photoelectric composite rope 2 Yong Yu not connected.Is provided between input interface 3 and output interface 4
One photoelectricity composite attenuation module 21 and the second photoelectricity composite attenuation module 22.First photoelectricity composite attenuation module 21 and the second photoelectricity
Composite attenuation module 22 is coaxially disposed, and the first photoelectricity composite attenuation module 21 and the second photoelectricity composite attenuation module 22 can be around these
Axis relatively rotates.
First photoelectricity composite attenuation module 21 is disposed with electric signal transmission passage, encloses arranged on electric signal biography from the inside to surface
The fiber optic protection layer of optical cable of defeated passage periphery, enclose the optical signal transmission passage arranged on fiber optic protection layer of optical cable periphery, enclose arranged on optical signal transmission
The light path protective layer of passage periphery.Moreover, the neutral dark glass 15 of shoe is provided with optical signal transmission passage.In Fig. 4
Shown CC1It is observed that under the state (being depicted below as first state) in the sectional view in face, the first photoelectricity is compound to decline
Subtract and neutral dark glass 15 is provided with the left of the optical signal transmission passage of module, right side is traditional optical signal transmission passage.
Still in the above-described state, from the profile of the second photoelectricity composite attenuation module 22 shown in Fig. 3 it is observed that
Second photoelectricity composite attenuation module 22 is disposed with electric signal transmission passage 11, encloses arranged on electric signal transmission passage from the inside to surface
The fiber optic protection layer of optical cable 12 of periphery, enclose the optical signal transmission passage 13 arranged on fiber optic protection layer of optical cable periphery, enclose and lead to arranged on optical signal transmission
The light path protective layer 14 of road periphery.Moreover, the neutral dark glass 16 of shoe is provided with optical signal transmission passage.From Fig. 5
Shown BB1It is observed that the optical signal transmission of the second photoelectricity composite attenuation module is led in this condition in the sectional view in face
The upside in road is traditional optical signal transmission passage, and neutral dark glass 16 is provided with the optical signal transmission passage of downside.
Fiber optic protection layer of optical cable has the function that isolation, heat-insulated, insulation, and light path protective layer has the work of shading and light path protection
With.
In this embodiment, by the first photoelectricity composite attenuation mould electric signal transmission passage in the block and the second photoelectricity is compound declines
It is compound to subtract mould electric signal transmission passage in the block, the first photoelectricity composite attenuation mould optical signal transmission passage in the block and the second photoelectricity
Decay mode optical signal transmission passage in the block, the fiber optic protection layer of optical cable of the first photoelectricity composite attenuation module and the second photoelectricity composite attenuation
The light path protection of the fiber optic protection layer of optical cable of device, the light path protective layer of the first photoelectricity composite attenuation module and the second photoelectricity composite attenuation device
Layer is both configured to isometrical.It certainly, can also be not configured to isometrical, luminous power because of not isometrical can cause optical signal at this time
Decay.
In the first state, as shown in Figure 4,5, at this time from DD1The sectional view in face can be seen that (i.e. Fig. 6), by superposition
Afterwards, the optical signal of only upper right portion is not decayed in transmitting procedure, and remainder all has decay.
In the first state, the second photoelectricity composite attenuation module is rotated by 90 ° counterclockwise, or decline the second photoelectricity is compound
Subtract module and rotate clockwise 270 °, DD1The sectional view in face is as shown in fig. 7, the whole optical signal transmission passage of attenuation region covering, whole
A optical signal is all decayed in optical signal transmission passage.
In the first state, if being answered by 270 ° of the rotation counterclockwise of the second photoelectricity composite attenuation module, or by the second photoelectricity
Close attenuation module and rotate clockwise 90 °, DD1The sectional view in face is not as shown in figure 8, the optical signal of right half part has in transmitting procedure
There is decay, left-half has decay.
In the first state, if being answered by 180 ° of the rotation counterclockwise of the second photoelectricity composite attenuation module, or by the second photoelectricity
Close attenuation module and rotate clockwise 180 °, DD1The sectional view in face is as shown in figure 9, only the optical signal of lower right-most portion is being transmitted across
Do not decay in journey, remainder all has decay.
Certainly, in order to realize different degrees of decay, also rotatable first photoelectricity composite attenuation module, or rotate at the same time
First photoelectricity composite attenuation module and the second photoelectricity composite attenuation module, can all realize the cross-sectional area by adjusting attenuation region
Size adjust the size of attenuation.
In addition, neutral dark glass can be strip, or sheet, it is not limited to a kind of form.
The photoelectricity composite attenuation device of the present invention, can not only realize the transmission to electric signal, can also be to the light work(of transmission
Rate is transmitted again after decay is adjusted, and is realized the control to photoelectricity transmission and is continued.
Although present disclosure is discussed in detail by above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read the above, for the present invention's
A variety of modifications and substitutions all will be apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (8)
1. a kind of photoelectricity composite attenuation device, it is characterised in that including input interface and output interface, further include and be arranged on input and connect
The first photoelectricity composite attenuation module and the second photoelectricity composite attenuation module between mouth and output interface, the first photoelectricity composite attenuation
Module and the second photoelectricity composite attenuation module are coaxially disposed, and the first photoelectricity composite attenuation module and the second photoelectricity composite attenuation mould
Block can be relatively rotated around the axis；
First photoelectricity composite attenuation module and the second photoelectricity composite attenuation module include electric signal transmission passage and are disposed around to lead
The optical signal transmission passage of line periphery, neutral dark glass, the neutrality dark glass are both provided with optical signal transmission passage
For shoe.
2. photoelectricity composite attenuation device according to claim 1, it is characterised in that the first photoelectricity composite attenuation module
The first fiber optic protection layer of optical cable is provided between electric signal transmission passage and optical signal transmission passage；The second photoelectricity composite attenuation mould
The second fiber optic protection layer of optical cable is provided between the electric signal transmission passage and optical signal transmission passage of block.
3. photoelectricity composite attenuation device according to claim 1, it is characterised in that the first photoelectricity composite attenuation module
The outside of optical signal transmission passage is equipped with the first light path protective layer, the optical signal transmission of the second photoelectricity composite attenuation module
The outside of passage is equipped with the second light path protective layer.
4. photoelectricity composite attenuation device according to claim 1, it is characterised in that the neutrality dark glass is strip or piece
Shape.
5. photoelectricity composite attenuation device according to claim 1, it is characterised in that the telecommunications of the first photoelectricity composite attenuation module
The isometrical setting of electric signal transmission passage of number transmission channel and the second photoelectricity composite attenuation module.
6. photoelectricity composite attenuation device according to claim 1, it is characterised in that the light letter of the first photoelectricity composite attenuation module
The isometrical setting of optical signal transmission passage of number transmission channel and the second photoelectricity composite attenuation module.
7. photoelectricity composite attenuation device according to claim 2, it is characterised in that the first fiber optic protection layer of optical cable and the second optical fiber are protected
The isometrical setting of sheath.
8. photoelectricity composite attenuation device according to claim 3, it is characterised in that the first light path protective layer and the second light path are protected
The isometrical setting of sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711194784.6A CN107942441B (en) | 2017-11-24 | 2017-11-24 | A kind of photoelectricity composite attenuation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711194784.6A CN107942441B (en) | 2017-11-24 | 2017-11-24 | A kind of photoelectricity composite attenuation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107942441A true CN107942441A (en) | 2018-04-20 |
| CN107942441B CN107942441B (en) | 2019-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711194784.6A Active CN107942441B (en) | 2017-11-24 | 2017-11-24 | A kind of photoelectricity composite attenuation device |
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| Country | Link |
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| CN (1) | CN107942441B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5233675A (en) * | 1992-03-30 | 1993-08-03 | Porta Systems Corp. | Fiber optic adapter with replaceable attenuation means |
| US20040096178A1 (en) * | 2002-08-30 | 2004-05-20 | Jones Sean L. | Variable attenuator for optical fiber applications |
| CN103822709A (en) * | 2013-12-10 | 2014-05-28 | 中国电子科技集团公司第四十一研究所 | Optical fiber radiation source with adjustable radiation energy and wavelength |
| US9228922B1 (en) * | 2013-10-31 | 2016-01-05 | The United States Of America As Represented By The Secretary Of The Navy | Optical time domain reflectometer calibration standard |
| CN106645918A (en) * | 2016-12-29 | 2017-05-10 | 西北核技术研究所 | Integrated microwave measurement device |
-
2017
- 2017-11-24 CN CN201711194784.6A patent/CN107942441B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5233675A (en) * | 1992-03-30 | 1993-08-03 | Porta Systems Corp. | Fiber optic adapter with replaceable attenuation means |
| US20040096178A1 (en) * | 2002-08-30 | 2004-05-20 | Jones Sean L. | Variable attenuator for optical fiber applications |
| US9228922B1 (en) * | 2013-10-31 | 2016-01-05 | The United States Of America As Represented By The Secretary Of The Navy | Optical time domain reflectometer calibration standard |
| CN103822709A (en) * | 2013-12-10 | 2014-05-28 | 中国电子科技集团公司第四十一研究所 | Optical fiber radiation source with adjustable radiation energy and wavelength |
| CN106645918A (en) * | 2016-12-29 | 2017-05-10 | 西北核技术研究所 | Integrated microwave measurement device |
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| Publication number | Publication date |
|---|---|
| CN107942441B (en) | 2019-10-11 |
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