CN103698863B - Optical coupling lens - Google Patents
Optical coupling lens Download PDFInfo
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- CN103698863B CN103698863B CN201210368047.4A CN201210368047A CN103698863B CN 103698863 B CN103698863 B CN 103698863B CN 201210368047 A CN201210368047 A CN 201210368047A CN 103698863 B CN103698863 B CN 103698863B
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- groove
- collecting part
- light collecting
- optical coupling
- light
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Abstract
The present invention relates to a kind of optical coupling lens, it includes body and pedestal.Body includes lens section and at least two connecting portion being connected with this lens section.Each connecting portion all offers a hole, location.Lens section includes bottom surface, side and reflecting surface.Bottom surface arranges at least two the first light collecting part, and side arranges the second light collecting part that at least two is corresponding with the first light collecting part.Light from the first light collecting part injection is reflexed to the second light collecting part of correspondence by reflecting surface, and the light from the second light collecting part injection also reflexes to the first light collecting part of correspondence.Pedestal includes upper surface, lower surface and interface.Lower surface and the opposing setting of upper surface.Interface connects upper and lower surface.Upper surface offers the groove running through interface, and the groove running through lower surface is offered in the bottom surface of groove.Body is contained in groove, and the first light collecting part exposes from this groove, and the second light collecting part exposes from this groove.Pedestal arranges the locating dowel that at least two is plugged in hole, corresponding location, to be fixed on pedestal by body.
Description
Technical field
The present invention relates to a kind of optical coupling lens.
Background technology
Present light signal transmission device generally comprises circuit board, optical coupling lens, the joints of optical fibre and light
Fine.It is provided with light emitting module on circuit board and receives optical module.Optical fiber is arranged in the joints of optical fibre, with
Optical coupling lens is optically coupled.Optical coupling lens is used for assemble from the light of fiber exit, and
Light path is bent, to inject in corresponding receipts optical module, is additionally operable to launch light emitting module simultaneously
Light assemble, and light path is bent, to inject in the optical fiber of correspondence.Optical coupling lens one
As include body and pedestal, body is for carrying out the convergence of light and the bending of light path, and pedestal is used for carrying
Body, and body and optical fiber are carried out exactitude position.At present, body is generally individually made up of plastic cement with pedestal,
And the method manufacture of employing ejection formation, owing to body is one-body molded with pedestal, therefore improve mould and set
The complexity of meter and difficulty so that the precision of mould is not easily controlled, and reduces product yield.
Summary of the invention
In view of this, it is necessary to a kind of optical coupling lens being effectively improved product yield is provided.
A kind of optical coupling lens, it includes a body and a pedestal.This body is made up of light transmissive material,
And include a lens section and at least two connecting portion being connected with this lens section.Each connecting portion is all offered
Hole, one location.This lens section includes a bottom surface, a side and a reflecting surface, this side with should
Plane perpendicular connects, and this bottom surface arranges at least two the first light collecting part, this side arranges at least two
Second light collecting part, this at least two second light collecting part and this at least two the first light collecting part one_to_one corresponding.Should
Reflecting surface for reflexing to the second light collecting part of correspondence, also by the light penetrated from this first light collecting part simultaneously
For the light penetrated from this second light collecting part being reflexed to the first light collecting part of correspondence.This pedestal includes one
Individual upper surface, a lower surface and an interface, this lower surface and the opposing setting of this upper surface, this is right
Junction connects this upper surface and this lower surface.A groove running through this interface is offered on this upper surface,
A groove running through this lower surface is offered on the bottom surface of this groove.This body is contained in this groove, and
This at least two first light collecting part exposes from this groove, and this at least two second light collecting part reveals from this groove
Go out.Also setting up at least two locating dowel on this pedestal, it is right that this at least two second locating dowel is plugged in respectively
In the hole, location answered, so that this body is fixed on the base.At least two location is also offered on this pedestal
Groove.This at least two locating slot is connected with this groove and for housing this at least two connecting portion respectively.
This at least two locating dowel is separately positioned on the bottom surface of this at least two locating slot.
Compared with prior art, the optical coupling lens of the present invention, owing to this body is mutual with this pedestal
Independent, it is not integrated formed structure.Relative to manufacture integrated optical coupling lens mould and
Speech, the mould manufacturing this body and the mould structure manufacturing this pedestal are simple, and precision comparison is easily controlled,
It is effectively increased the product yield of this optical coupling lens.
Accompanying drawing explanation
Fig. 1 is the structural representation of the optical coupling lens of better embodiment of the present invention.
Fig. 2 is the decomposing schematic representation of the optical coupling lens of Fig. 1.
Fig. 3 is the structural representation of the body of the optical coupling lens of Fig. 1.
Fig. 4 is the structural representation of another angle of the optical coupling lens of Fig. 1.
Fig. 5 is the decomposing schematic representation of the optical coupling lens of Fig. 4.
Fig. 6 is the optical coupling lens sectional view along VI-VI direction of Fig. 1.
Main element symbol description
Optical coupling lens 100
Body 10
Lens section 11
End face 111
Bottom surface 112
Side 113
Reflecting surface 114
Supporting surface 115
Joint face 116
First light collecting part 121
Second light collecting part 122
Connecting portion 13
Hole 130, location
Pedestal 60
Upper surface 61
Groove 610
The first side wall 611
Second sidewall 612
Lower surface 62
Locating slot 620
Locating dowel 621
Interface 63
Groove 630
Para-position post 631
Following detailed description of the invention will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Refer to Fig. 1 and Fig. 2, a kind of optical coupling lens 100 provided for embodiment of the present invention, its
Including a body 10 and a pedestal 60.
Shown in Fig. 3, this body 10 is made up of light transmissive material, and include a lens section 11 and with
Two connecting portions 13 that this lens section 11 connects.Hole 130, a location is all offered on each connecting portion 13.
This lens section 11 includes 113, one, side, 112, one, 111, bottom surface of end face reflecting surface
114, a supporting surface 115 and a joint face 116.This end face 111 and this opposing setting in bottom surface 112,
And be parallel to each other.This side 113 vertically connects this end face 111 and this bottom surface 112.This reflecting surface 114
It is connected with this end face 111.This reflecting surface 114 and this end face 111 in 135 degree of angles, and with this end
Face 112 is in 45 degree of angles.This supporting surface 115 and this opposing setting in side 113, and be parallel to each other.
This joint face 116 connects this reflecting surface 114 and this supporting surface 115.This joint face 116 and this end face 111
It is parallel to each other.In the present embodiment, this lens section 11 and these two connecting portions 13 are formed in one knot
Structure, and these two connecting portions 13 stretch out from the opposite sides of this lens section 11.This connecting portion 13
Quantity be not limited to present embodiment.
Shown in Fig. 4 and Fig. 5, this bottom surface 112 arranges multiple first light collecting part 121, this side
Multiple second light collecting part 122 is set on 113, this second light collecting part 122 and this first light collecting part 121 1
One is corresponding.This reflecting surface 114 for reflexing to correspondence by the light from this first light collecting part 121 outgoing
Second light collecting part 122, is additionally operable to reflex to the light from this second light collecting part 122 outgoing the of correspondence
One light collecting part 121.
This pedestal 60 includes 61, lower surface 62 of a upper surface and an interface 63.Under this
Surface 62 and this opposing setting of upper surface 61.This interface 63 vertically connect this upper surface 61 and this under
Surface 62.This upper surface 61 is offered one near the position of this interface 63 and is run through this interface 63
Groove 610.This groove 610 includes a first side wall 611 and two the second sidewalls 612.These two
Second sidewall 612 is oppositely arranged, and this first side wall 611 vertically connects these two the second sidewalls 612.Often
A locating slot 620 running through this upper surface 61, this locating slot 620 is all offered on individual second sidewall 612
It is connected with this groove 610.One locating dowel 621 is set on the bottom surface of each locating slot 620.This is recessed
A groove running through this lower surface 62 is offered in the bottom of groove 610 near the position of this first side wall 611
630.The length of this bottom surface 112 of this lens section 11 and width respectively with length and the width of this groove 630
Spend equal so that this bottom surface 112 is coupled with this groove 630.Certainly, this locating slot 620 and this is fixed
The quantity of position post 621 is not limited to present embodiment.
Two para-position posts 631 are set on this interface 63, with in a joints of optical fibre (not shown)
Registration holes (not shown) matches, it is achieved this optical coupling lens 100 and the optical fiber in these joints of optical fibre
Optical coupling.The quantity of this para-position post 631 is not limited to present embodiment.
As shown in Figure 6, the assembling process of this optical coupling lens 100 is as follows: this lens section 11 is embedded
In this groove 630, this supporting surface 115 supports with this first side wall 611, the plurality of first light collecting part 121
Exposing from this groove 630, the plurality of second light collecting part 122 exposes from this groove 610.These two location
Post 621 is plugged in hole 130, these two location respectively, thus this body 10 is securely fixed in this
On pedestal 60.More firm in order to what this body 10 was fixed, it is possible to carry out a little in this locating slot 620
Glue.
The work process of this optical coupling lens 100 is as follows: the light quilt that light emitting module (not shown) is launched
The first corresponding light collecting part 121 converges to this reflecting surface 114, is reflexed to correspondence by this reflecting surface 114
After second light collecting part 122 is assembled, enter in corresponding optical fiber (not shown)；Otherwise, go out from optical fiber
The light penetrated is converged to this reflecting surface 114 by the second corresponding light collecting part 122, anti-by this reflecting surface 114
It is incident upon after the first light collecting part 121 of correspondence assembles, is received by corresponding receipts optical module (not shown).
In other embodiments, this supporting surface 115 and this joint face 116 also can save, and directly should
Reflecting surface 114 is connected to this bottom surface 112.
Compared with prior art, the optical coupling lens 100 of the present invention, due to this body 10 and this pedestal
60 is separate, is not one-body molded.Relative to the mould manufacturing integrated optical coupling lens
For tool, the structure of the mould of this body 10 separately fabricated and the mould of this pedestal 60 separately fabricated all than
Relatively simple, precision comparison is easily controlled, thus can be effectively improved the product yield of this optical coupling lens 100.
It is understood that for the person of ordinary skill of the art, can be according to the skill of the present invention
Other various corresponding changes and deformation is made in art design, and all these change all should belong to this with deformation
Invention scope of the claims.
Claims (6)
1. an optical coupling lens, it includes a body and a pedestal, and this body is by light transmissive material system
Becoming and include a lens section and at least two connecting portion being connected with this lens section, each connecting portion is all opened
If hole, a location, this lens section includes a bottom surface, a side and a reflecting surface, this side with
This plane perpendicular connects, and this bottom surface arranges at least two the first light collecting part, this side arranges at least two
Individual second light collecting part, this at least two second light collecting part and this at least two the first light collecting part one_to_one corresponding；
This reflecting surface for reflexing to the second light collecting part of correspondence, simultaneously by the light penetrated from this first light collecting part
It is additionally operable to reflex to the light penetrated from this second light collecting part the first light collecting part of correspondence；This pedestal includes
One upper surface, a lower surface and an interface, this lower surface and the opposing setting of this upper surface, should
Interface connects this upper surface and this lower surface；Offer one on this upper surface and run through the recessed of this interface
Groove, the bottom surface of this groove is offered a groove running through this lower surface；This body is contained in this groove,
And this at least two first light collecting part exposes from this groove, this at least two second light collecting part reveals from this groove
Go out；Also setting up at least two locating dowel on this pedestal, it is right that this at least two second locating dowel is plugged in respectively
In the hole, location answered, to be fixed on the base by this body, this pedestal is also offered at least two location
Groove, this at least two locating slot is connected with this groove and for housing this at least two connecting portion respectively,
This at least two locating dowel is separately positioned on the bottom surface of this at least two locating slot.
2. optical coupling lens as claimed in claim 1, it is characterised in that this groove includes first
Sidewall, this body also includes a supporting surface and a joint face, and this supporting surface is connected with this bottom surface, and
Setting opposing with this side, this joint face connects this supporting surface and this reflecting surface, this supporting surface with this first
Sidewall offsets.
3. optical coupling lens as claimed in claim 2, it is characterised in that this groove also includes two the
Two sidewalls, these two second sidewalls are oppositely arranged, and this first side wall vertically connects this two the second sidewalls,
This at least two locating slot is opened on these two second sidewalls respectively.
4. optical coupling lens as claimed in claim 1, it is characterised in that also set up on this interface to
Few two para-position posts, this at least two para-position post is separately positioned on the opposite sides of this groove.
5. optical coupling lens as claimed in claim 1, it is characterised in that this at least two connecting portion with
This lens section is formed in one structure, this at least two connecting portion from the opposite sides of this lens section respectively to
Outer extension.
6. optical coupling lens as claimed in claim 1, it is characterised in that the length of this bottom surface and width
Equal with the length of this groove and width respectively so that this bottom surface is coupled with this groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210368047.4A CN103698863B (en) | 2012-09-28 | 2012-09-28 | Optical coupling lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210368047.4A CN103698863B (en) | 2012-09-28 | 2012-09-28 | Optical coupling lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103698863A CN103698863A (en) | 2014-04-02 |
| CN103698863B true CN103698863B (en) | 2016-08-10 |
Family
ID=50360451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210368047.4A Active CN103698863B (en) | 2012-09-28 | 2012-09-28 | Optical coupling lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103698863B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001154066A (en) * | 1999-12-01 | 2001-06-08 | Nec Corp | Optical system unit for optical transceiver |
| JP4646618B2 (en) * | 2004-12-20 | 2011-03-09 | イビデン株式会社 | Optical path conversion member, multilayer printed wiring board, and optical communication device |
| JP4903120B2 (en) * | 2007-10-03 | 2012-03-28 | 株式会社フジクラ | Optical path changing member |
| TWI426721B (en) * | 2010-03-24 | 2014-02-11 | Hon Hai Prec Ind Co Ltd | Light transmission module and light transmission system using the same |
| TW201134032A (en) * | 2010-03-29 | 2011-10-01 | Hon Hai Prec Ind Co Ltd | Device and method for manufacturing optical couple connetor |
-
2012
- 2012-09-28 CN CN201210368047.4A patent/CN103698863B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103698863A (en) | 2014-04-02 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20170512 Address after: Zhongshan City, Guangdong Torch Development Zone Zhangjiabian village four Yixian Road No. 12 New Century Industrial Park, No. fifth building A Building 5 floor, 5 east 6 Card Patentee after: Zhongshan Bo Bo Optical Technology Co., Ltd. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Co-patentee before: Hon Hai Precision Industry Co., Ltd. Patentee before: Hongfujin Precise Industry (Shenzhen) Co., Ltd. |
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| TR01 | Transfer of patent right |