CN108761654A - A kind of connector for active light module - Google Patents
A kind of connector for active light module Download PDFInfo
- Publication number
- CN108761654A CN108761654A CN201810652338.3A CN201810652338A CN108761654A CN 108761654 A CN108761654 A CN 108761654A CN 201810652338 A CN201810652338 A CN 201810652338A CN 108761654 A CN108761654 A CN 108761654A
- Authority
- CN
- China
- Prior art keywords
- substrate
- optical fiber
- groove
- connector
- coupling port
- 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.)
- Pending
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Classifications
-
- 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
- G02B6/36—Mechanical coupling means
- G02B6/3628—Mechanical coupling means for mounting fibres to supporting carriers
- G02B6/3632—Mechanical coupling means for mounting fibres to supporting carriers characterised by the cross-sectional shape of the mechanical coupling means
- G02B6/3636—Mechanical coupling means for mounting fibres to supporting carriers characterised by the cross-sectional shape of the mechanical coupling means the mechanical coupling means being grooves
-
- 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
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4236—Fixing or mounting methods of the aligned elements
- G02B6/424—Mounting of the optical light guide
- G02B6/4243—Mounting of the optical light guide into a groove
-
- 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
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4256—Details of housings
- G02B6/4257—Details of housings having a supporting carrier or a mounting substrate or a mounting plate
- G02B6/4259—Details of housings having a supporting carrier or a mounting substrate or a mounting plate of the transparent type
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The present invention relates to a kind of connectors for active light module, including substrate, optical fiber and cover board；The upper surface of the substrate offers a plurality of groove through the left and right ends of the substrate, and the spacing of the two neighboring groove in left side of the substrate is more than the spacing of the two neighboring groove in right side of the substrate；The optical fiber is respectively set in each groove, and the size of the groove and the size of the optical fiber match, so that the optical fiber is embedded in the groove；The cover plate lid is located at the upper end of the substrate and the optical fiber；The left side three of the left side of the substrate, the left side of the optical fiber and the cover board flushes, to form the first connector coupling port；The right side three of the right side of the substrate, the right side of the optical fiber and the cover board flushes, to form the second connector coupling port.Realize the connection for the standard optical module applicable interface that the coupling port of voluminous light source is docked with the coupling port of smaller size smaller light source.
Description
Technical field
The present invention relates to technical field of photo communication, more particularly to a kind of connector for active light module.
Background technology
With the fast development of the communication technology and the swift and violent growth of practical application, the research of large capacity optical communication system has
Prodigious application value.The scheme of the high bandwidths such as 100G, 400G is realized, first, the capacity of single light source is improved, second is that multigroup
Light source is multiplexed and is demultiplexed, such as 100G optical modules routinely use the scheme of 25G*4,400G optical modules routinely to use 50G*
8 scheme.But during developing high power capacity optical module, discovery has following Railway Project：1. the capacity of single light source is got over
Greatly, volume is bigger；2. port number is more, failure rate is higher.So in the research and development of high power capacity optical module, a kind of folding is taken
The scheme of inner feelings；Such as the scheme of 50G*8 used by 400G optical module routines is changed to the scheme of 100G*4；Ensuring single light
In the case that the capacity in source is unlikely to excessive, port number is reduced, and then reduce failure rate；And the volume of the single light source of 100G
Greatly, the face type of the coupling port of twice of single light source for being even three times in 50G of the face type of coupling port.Therefore, it is necessary to a kind of companies
It is connected to the connector of voluminous light source and standard optical module applicable interface, for example, by the coupling of the voluminous light source of the scheme of 100G*4
Port is connect by the standard optical module applicable that the coupling port of the smaller size smaller light source of the scheme of connector access routine 50G*8 is docked
In mouthful.
Invention content
It is an object of the present invention to provide a kind of connector for active light module, existing in the prior art above-mentioned ask is solved
Topic.
The technical solution that the present invention solves above-mentioned technical problem is as follows：
A kind of connector for active light module, including substrate, optical fiber and cover board；Institute is run through in the upper surface of the substrate
The left and right ends for stating substrate offer a plurality of groove, and the spacing of the two neighboring groove in left side of the substrate is more than institute
State the spacing of the two neighboring groove in right side of substrate；The optical fiber, and institute is respectively set in each groove
The size and the size of the optical fiber for stating groove match, so that the optical fiber is embedded in the groove；The cover plate lid is set
In the upper end of the substrate and the optical fiber；The left side of the substrate, the optical fiber left side and the cover board left end
Face three flushes, to form the first connector coupling port；The right side of the substrate, the right side of the optical fiber and the lid
The right side three of plate flushes, to form the second connector coupling port.
The beneficial effects of the invention are as follows：The right side that the spacing of the two neighboring groove in left side of substrate is more than substrate is adjacent
The spacing of two grooves, then the spacing of the two neighboring optical fiber in the left side of substrate be more than the right side two neighboring optical fiber of substrate
Spacing, i.e. the efficient coupling face type of the first connector coupling port are more than the efficient coupling face type of the second connector coupling port；
Therefore, the spacing of the two neighboring groove in left side of substrate is rationally set according to the face type of the coupling port of voluminous light source, is made
The efficient coupling face type of first connector coupling port is consistent with the face type of the coupling port of voluminous light source, you can realizes big
The coupling port of volume source is docked with the first connector coupling port；Rationally it is arranged according to the face type of standard optical module applicable interface
The spacing of the two neighboring groove in right side of substrate makes the efficient coupling face type and standard optical module applicable of the second connector coupling port
The face type of interface is consistent, you can realization standard optical module applicable interface is docked with the second connector coupling port；Therefore, pass through this
Connector, you can realize the standard optical module applicable that the coupling port of voluminous light source is docked with the coupling port of smaller size smaller light source
The connection of interface.
Based on the above technical solution, the present invention can also be improved as follows.
Further, the upper surface of the first connector coupling port and the cover board is at the first default angle, and described the
One default angle is acute angle or obtuse angle；Folder is preset in the second connector coupling port and the upper surface of the cover board at second
Angle, the second default angle is acute angle or obtuse angle.
Further, the two neighboring groove is located at the part of the left and right ends preset length of the substrate and is mutually parallel.
Further, positioned at the left and right ends preset length of the substrate to be connected between the groove of outer portion, and
Form platform；The optical fiber is located at the part of the platform into curve, and any optical fiber is located at the left and right two of the substrate
The straight line portion in the groove of preset length is held with it to be located at the curved portion of the platform tangent.
Further, the cover board includes left cover and right cover plate, and the left cover and right cover plate cover respectively is located at the base
At the left and right ends preset length position at bottom；And the left side of the substrate, the left side of the optical fiber and the left cover
Left side three flushes, to form the first connector coupling port；The right side of the substrate, the optical fiber right side
It is flushed with the right side three of the right cover plate, to form the second connector coupling port；The optical fiber is located at described flat
The curved portion of platform has coat.
Further, the substrate and the material of the cover board are glass.
Further, the optical fiber be located at the straight line portion in the groove of the left and right ends preset length of the substrate without
Coat；It is connected by uv-curable glue hydropexis between the groove, the optical fiber and the left cover three, it is described recessed
It is connected by uv-curable glue hydropexis between slot, the optical fiber and the right cover plate three.
Further, the model G657B3 of the optical fiber.
Description of the drawings
Fig. 1 is a kind of dimensional structure diagram of connector for active light module of the invention；
Fig. 2 is the front view of connector Fig. 1 for active light module of the present invention a kind of；
Fig. 3 is a kind of underlying structure schematic diagram of connector for active light module of the invention；
Fig. 4 is the substrate and optical fiber mounting structure schematic diagram of a kind of connector for active light module of the invention.
In attached drawing, parts list represented by the reference numerals are as follows：
1, substrate, 11, groove, 12, platform, 2, optical fiber, 3, cover board, 31, left cover, 32, right cover plate, the 4, first connector
Coupling port, the 5, second connector coupling port.
Specific implementation mode
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As shown in Figures 1 to 4, a kind of connector for active light module, including substrate 1, optical fiber 2 and cover board 3；Substrate 1
Upper surface offer a plurality of groove 11 through the left and right ends of substrate 1, and between the two neighboring groove in left side 11 of substrate 1
Spacing away from the two neighboring groove in right side more than substrate 1 11；An optical fiber 2, and groove is respectively set in each groove 11
11 size and the size of optical fiber 2 match, so that optical fiber 2 is embedded in groove 11；Cover board 3, which covers, is located at substrate 1 and optical fiber 2
Upper end；The left side three of the left side of substrate 1, the left side of optical fiber 2 and cover board 3 flushes, to form the coupling of the first connector
Port 4；The right side three of the right side of substrate 1, the right side of optical fiber 2 and cover board 3 flushes, to form the coupling of the second connector
Port 5.
The spacing of the two neighboring groove in the left side of substrate 1 11 is more than between the two neighboring groove in right side 11 of substrate 1
Away from then the spacing of the two neighboring optical fiber in the left side of substrate 12 is more than the spacing of the two neighboring optical fiber in right side 2 of substrate 1, i.e.,
The efficient coupling face type of first connector coupling port 4 is more than the efficient coupling face type of the second connector coupling port 5；Therefore,
The spacing of the two neighboring groove in left side 11 of substrate 1 is rationally set according to the face type of the coupling port of voluminous light source, makes
The efficient coupling face type of a connector coupling port 4 is consistent with the face type of the coupling port of voluminous light source, you can realizes big
The coupling port of volume source is docked with the first connector coupling port 4；It is rationally set according to the face type of standard optical module applicable interface
The spacing for setting the two neighboring groove in right side 11 of substrate 1, makes the efficient coupling face type and standard of the second connector coupling port 5
The face type of optical module interface is consistent, you can realization standard optical module applicable interface is docked with the second connector coupling port 5；Cause
This, passes through this connector, you can realizes what the coupling port of voluminous light source was docked with the coupling port of smaller size smaller light source
The connection of standard optical module applicable interface.
The upper surface of first connector coupling port 4 and cover board 3 at the first default angle, the first default angle be acute angle or
Obtuse angle；At the second default angle, the second default angle is acute angle or blunt for the upper surface of second connector coupling port 5 and cover board 3
Angle.
In the case of connector consistency of thickness, increase the first connector coupling port 4 and the second connector coupling port 5
Area, further increase the area that docks of the first connector coupling port 4 and voluminous light source, increase the coupling of the second connector
The area that docks of port 5 and standard optical module applicable interface improves connective stability；In specific implementation can according to it is to be connected substantially
It is pre- that the thickness of connector, the size of the first default angle and second is rationally arranged in the size of product light source and standard optical module applicable interface
If the size of angle.
The part that two neighboring groove 11 is located at the left and right ends preset length of substrate 1 is mutually parallel.It is then embedded in substrate 1
Left and right ends preset length groove 11 in optical fiber 2 it is aligned, and extending direction is consistent, is conducive to improve optical coupling
Rate.
Left and right ends preset length positioned at substrate 1 forms platform 12 to be connected between the groove 11 of outer portion；Light
Fibre 2 is located at the part of platform 12 into curve, and either fiber 2 is located in the groove 11 of the left and right ends preset length of substrate 1
It is tangent that straight line portion with it is located at the curved portion of platform 12.
Positioned at substrate 1 left and right ends preset length with the optical fiber 2 of outer portion at curve, realize the left side phase of substrate 1
The spacing of adjacent two optical fiber 2 is more than the spacing of the two neighboring optical fiber in right side 2 of substrate 1, and optical fiber 2 is conducive to optical fiber at curve
Transmission improves optical coupling rate；The left and right ends preset length of substrate 1 is formed flat with being connected between the groove 11 of outer portion
Platform 12 is conducive to place the optical fiber 2 of curved portion, the groove 11 one by one by this part is avoided to be processed into curve, and processing technology is complicated；
Either fiber 2 is located at the straight line portion in the groove 11 of the left and right ends preset length of substrate 1 and is located at the curve of platform 12 with it
Part is tangent, avoids the straight line portion of optical fiber 2 from the light that overflows occur with the curved portion place of docking, reduces optical coupling rate.
Cover board 3 includes left cover 31 and right cover plate 32, and left cover 31 and right cover plate 32 cover the left and right two for being located at substrate 1 respectively
It holds at preset length position；And the left side three of the left side of substrate 1, the left side of optical fiber 2 and left cover 31 flushes, with shape
At the first connector coupling port 4；The right side three of the right side of substrate 1, the right side of optical fiber 2 and right cover plate 32 flushes,
To form the second connector coupling port 5；The curved portion that optical fiber 2 is located at platform 12 has coat.
Cover board 3 is divided into left cover 31 and right cover plate 32, lid is located at the left and right ends preset length position of substrate 1,
For compressing the optical fiber 2 being embedded in groove 11, the fixation to optical fiber 2 can be realized from the both ends of optical fiber 2；In specific implementation,
Groove 11 can open up into V-shape, and the fixation for realizing optical fiber 2 is matched with the cover board 3 of upper end；For the optical fiber on platform 12
2 have coat, effectively avoid the damage caused by extraneous collision.
Substrate 1 and the material of cover board 3 are glass.It is of low cost and easy to process.
Optical fiber 2 is located at the straight line portion in the groove 11 of the left and right ends preset length of substrate 1 without coat；Groove 11,
Connected by uv-curable glue hydropexis between 31 three of optical fiber 2 and left cover, groove 11, optical fiber 2 and 32 three of right cover plate it
Between connected by uv-curable glue hydropexis.
Optical fiber 2 is located at the straight line portion in the groove 11 of the left and right ends preset length of substrate 1 without coat, conducive to passing through
Ultra-violet curing glue realizes being fixedly connected between groove 11,3 three of optical fiber 2 and cover board, and is connected firmly, easy to operate, no
Damage the transmission performance of optical fiber 2.
The model G657B3 of optical fiber 2, loss is low, to ensure optical fiber 2 after bending, is lost still less than equal to 0.2dB.
Specific embodiment：
Shown in Fig. 1 to 4, for the scheme of the coupling port and routine 50G*8 of the voluminous light source of the scheme of realization 100G*4
Smaller size smaller light source coupling port docked standard optical module applicable interface docking connector structural schematic diagram.
The upper surface of substrate 1 offers the groove 11 of 4 V-shapes through the left and right ends of substrate 1, divides in each groove 11
It She Zhi not an optical fiber 2；The part that two neighboring groove 11 is located at the left and right ends preset length of substrate 1 is mutually parallel, then embedding
The optical fiber 2 being located in the groove 11 of the left and right ends preset length of substrate 1 is aligned；Positioned at the left and right ends of substrate 1
Preset length forms platform 12 to be connected between the groove 11 of outer portion, and optical fiber 2 is located at the part of platform 12 into curve,
And either fiber 2 is located at the straight line portion in the groove 11 of the left and right ends preset length of substrate 1 and is located at the song of platform 12 with it
Line part is tangent.According to the size of voluminous light source to be connected in the scheme of 100G*4 and standard optical module applicable interface, substrate 1
The spacing value range of the two neighboring groove in left side 11 is 0.74~0.76mm, the two neighboring groove in the right side of substrate 1 11
Spacing value range be 0.24~0.26mm；First connector coupling port 4 and the upper surface institute of cover board 3 preset folder at first
The value range at angle is 40.5 °~42.5 °, and the upper surface institute of the second connector coupling port 5 and cover board 3 is at the second default angle
Value range be 81 °~83 °.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of connector for active light module, which is characterized in that including substrate (1), optical fiber (2) and cover board (3)；It is described
The upper surface of substrate (1) offers a plurality of groove (11), and a left side for the substrate (1) through the left and right ends of the substrate (1)
The spacing of the two neighboring groove (11) in end face is more than between the two neighboring groove (11) in right side of the substrate (1)
Away from；An optical fiber (2), and the size of the groove (11) and the optical fiber are respectively set in each groove (11)
(2) size matches, so that the optical fiber (2) is embedded in the groove (11)；Cover board (3) lid is located at the substrate
(1) and the upper end of the optical fiber (2)；The left side of the substrate (1), the left side of the optical fiber (2) and the cover board (3)
Left side three flushes, to form the first connector coupling port (4)；The right side of the substrate (1), the optical fiber (2)
The right side three of right side and the cover board (3) flushes, to form the second connector coupling port (5).
2. a kind of connector for active light module according to claim 1, which is characterized in that the first connector coupling
Port (4) are closed with the upper surface of the cover board (3) into the first default angle, the first default angle is acute angle or obtuse angle；Institute
The second connector coupling port (5) is stated with the upper surface of the cover board (3) into the second default angle, the second default angle is
Acute angle or obtuse angle.
3. a kind of connector for active light module according to claim 1, which is characterized in that the two neighboring groove
(11) part for being located at the left and right ends preset length of the substrate (1) is mutually parallel.
4. a kind of connector for active light module according to claim 3, which is characterized in that be located at the substrate (1)
Left and right ends preset length to be connected between the groove (11) of outer portion, and formed platform (12)；The optical fiber (2)
Positioned at the part of the platform (12) at curve, and any optical fiber (2) is located at the default length in left and right ends of the substrate (1)
It is tangent that straight line portion in the groove (11) of degree with it is located at the curved portion of the platform (12).
5. a kind of connector for active light module according to claim 4, which is characterized in that the cover board (3) includes
Left cover (31) and right cover plate (32), the left cover (31) and right cover plate (32) cover the left and right for being located at the substrate (1) respectively
At the preset length position of both ends；And the left side of the substrate (1), the left side of the optical fiber (2) and the left cover (31)
Left side three flush, to form the first connector coupling port (4)；The right side of the substrate (1), the optical fiber
(2) the right side three of right side and the right cover plate (32) flushes, to form the second connector coupling port (5)；
The curved portion that the optical fiber (2) is located at the platform (12) has coat.
6. a kind of connector for active light module according to claim 5, which is characterized in that the substrate (1) and institute
The material for stating cover board (3) is glass.
7. a kind of connector for active light module according to claim 6, which is characterized in that the optical fiber (2) is located at
Straight line portion in the groove (11) of the left and right ends preset length of the substrate (1) is without coat；The groove (11),
It is connected by uv-curable glue hydropexis between the optical fiber (2) and the left cover (31) three, it is the groove (11), described
It is connected by uv-curable glue hydropexis between optical fiber (2) and the right cover plate (32) three.
8. according to a kind of any connector for active light module of claim 1 to 7, which is characterized in that the optical fiber
(2) model G657B3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810652338.3A CN108761654A (en) | 2018-06-22 | 2018-06-22 | A kind of connector for active light module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810652338.3A CN108761654A (en) | 2018-06-22 | 2018-06-22 | A kind of connector for active light module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108761654A true CN108761654A (en) | 2018-11-06 |
Family
ID=63976613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810652338.3A Pending CN108761654A (en) | 2018-06-22 | 2018-06-22 | A kind of connector for active light module |
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| Country | Link |
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| CN (1) | CN108761654A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111367023A (en) * | 2020-03-24 | 2020-07-03 | 中航光电科技股份有限公司 | Optical fiber backboard, optical fiber backboard tail fiber ribbon combining method and ribbon combining tool |
| CN113601735A (en) * | 2021-08-24 | 2021-11-05 | 深圳鑫振华光电科技有限公司 | Cutting method for forming step at rear end of V-shaped groove |
| CN113835164A (en) * | 2020-06-08 | 2021-12-24 | 青岛海信宽带多媒体技术有限公司 | Optical module |
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| CN113601735A (en) * | 2021-08-24 | 2021-11-05 | 深圳鑫振华光电科技有限公司 | Cutting method for forming step at rear end of V-shaped groove |
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Application publication date: 20181106 |
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