CN102540346A - Optical fiber coupling connector - Google Patents
Optical fiber coupling connector Download PDFInfo
- Publication number
- CN102540346A CN102540346A CN2010105915121A CN201010591512A CN102540346A CN 102540346 A CN102540346 A CN 102540346A CN 2010105915121 A CN2010105915121 A CN 2010105915121A CN 201010591512 A CN201010591512 A CN 201010591512A CN 102540346 A CN102540346 A CN 102540346A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- groove
- lens
- breasting
- hole
- 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.)
- Granted
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 79
- 230000008878 coupling Effects 0.000 title claims abstract description 13
- 238000010168 coupling process Methods 0.000 title claims abstract description 13
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 13
- 230000003287 optical effect Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 2
- 239000000835 fiber Substances 0.000 description 7
- 238000007493 shaping process Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention provides an optical fiber coupling connector, comprising a main body and a lens arranged on the main body, wherein the main body is provided with a containing hole and a center axis of the containing hole is coincide with an optical center of the lens; the containing hole is used for containing an optical fiber and the lens is optically coupled with the optical fiber; the optical fiber coupling connector is further provided with a groove communicated with the containing hole and a cover body matched with the groove; the groove is located between the containing hole and the lens; the groove is internally provided with a bearing block which corresponds to the containing hole; the bearing block is used for bearing the optical fiber which enters into the groove from the containing hole, so that the optical fiber is optically coupled with the lens; and the cover is matched with the groove so as to clamp and fix the optical fiber which leans on the bearing block.
Description
Technical field
The present invention relates to a kind of optical fiber coupled connector.
Background technology
The optical fiber coupled connector is used to realize butt joint between the optical fiber and the transmission that realizes light signal.The optical fiber coupled connector generally comprises the blind hole that is used for up-winding fiber and is positioned at this blind hole bottom and the lens of this fiber optics coupling, and the coupling precision of optical fiber and lens is determining the optical signal transmission efficient of optical fiber coupled connector.
The optical fiber coupled connector all adopts ejection formation to make mostly, and generally all is with the mode of blind hole as control and fixed fiber, as long as accurate the blind hole position control, then optical fiber directly group go into the accurate contraposition that just can realize after the blind hole with lens.Yet; In the ejection formation process; The external diameter that the employed die of moulding blind hole is gone into son is not only thin but also long mostly, like this in forming process the impact of moulding material this die to be gone into the influence of collimation of son just very big, the size that therefore will accurately control blind hole is unusual difficulty just.Therefore under the prerequisite of the coupling precision that can guarantee the optical fiber coupled connector, the structure that how to design the optical fiber coupled connector just becomes the key point of optical fiber coupled connector ejection formation to the requirement of the dimensional accuracy of mould with reduction.
Summary of the invention
In view of this, provide a kind of precision that is coupled optical fiber coupled connector high and simple in structure real for necessary.
A kind of optical fiber coupled connector; It comprises body and is arranged on the lens on this body; This body further is provided with these lens and correspondingly accommodates through hole, accommodates groove that through hole is communicated with and the lid that matches with this groove with this; This groove is accommodated between through hole and this lens at this; Be provided with and the corresponding breasting piece of this accepting hole at this bottom portion of groove, this breasting piece comprises a V-type breasting space, and this V-type breasting space is used to carry by the optical fiber in this this groove of accepting hole entering so that this optical fiber and the coupling of this optics of lens; This lid is provided with and this corresponding fin in V-type breasting space, and this fin is used for against optical fiber with this V-type breasting space this optical fiber is gripped.
Compared with prior art; This optical fiber coupled connector provided by the invention adopts accepting hole and the traditional blind hole of groove structure combining replacement to come up-winding fiber; Reduced requirement to optical fiber coupled connector ejection shaping die precision; Make the processing of ejection shaping die be more prone to; And preferably be arranged on the position that the focal plane with the corresponding lens of this optical fiber coincides against the sidewall of optical fiber exiting surface, make optical fiber after group is gone into, arrive the optimum coupling position with lens easily, well guaranteed the coupling precision of optical fiber coupled connector being used in this groove.
Description of drawings
Fig. 1 is the structural representation of the optical fiber coupled connector that provides of embodiment of the present invention.
Fig. 2 is the perspective exploded view of optical fiber coupled connector shown in Figure 1.
Fig. 3 is the cut-open view along III-III line among Fig. 1.
Fig. 4 is the enlarged drawing of IV part among Fig. 3.
The main element symbol description
Optical fiber coupled connector 100
The 3rd surface 13
The 4th surface 14
Accepting hole 15
Patch end 16
Groove 30
The first side wall 31
The first breasting face 341
The second breasting face 342
Embodiment
To combine accompanying drawing that the present invention is done further explain below.
Please in the lump referring to Fig. 1 to Fig. 4, the optical fiber coupled connector 100 that the embodiment of the invention provided comprises body 10, lens 20, groove 30 and the lid 40 that matches with this groove 30.
This body 10 is squarely roughly, and it has the first surface 11 that is oppositely arranged and second surface 12 and is oppositely arranged with 14, the three surfaces the 13 and the 4th surperficial 14, the 13 and the 4th surface, the 3rd surface that this first surface 11 and second surface 12 all are connected.
This body 10 has two accepting holes that are arranged in parallel 15, and this accepting hole 15 is begun to extend to the 4th surface 14 by the 3rd surface 13, and this accepting hole 15 is used for up-winding fiber 50.
Understandable, the quantity of this accepting hole 15 can be according to different design demand and difference, and it can also be more than one or two.
These lens 20 are arranged on the 4th surface 14 along the axis direction of this accepting hole 15, and the axis of the optical axis of these lens 20 and this accepting hole 15 coincides, this lens 20 and be contained in optical fiber 50 optical coupled in this accepting hole 15.The 4th surface 14 is provided with and patches end 16, and it is used for when this optical fiber coupled connector 100 uses, playing the role of positioning.
This groove 30 roughly is square, and it is opened on this first surface 11 and between these lens 20 and this accepting hole 15.This groove 30 comprises the first side wall 31, second sidewall 32 that is oppositely arranged and the bottom surface 33 that all is connected with this first side wall 31 and second sidewall 32; Wherein this first side wall 31 is relative with the 4th surface 14 of this body 10; This second sidewall 32 is relative with the 3rd surface 13 of this body 10, and this bottom surface 33 is relative with this second surface 12.This accepting hole 15 is begun and runs through these second sidewall, 32 backs to be connected with this groove 30 by the 3rd surface 13 of this body.
The bottom surface 33 of this groove 30 is provided with and this accepting hole 15 corresponding breasting pieces 34.This breasting piece 34 extends to the first side wall 31 along the bearing of trend of optical fiber by second sidewall 32 of this groove 30.This breasting piece 34 comprises the first breasting face 341 and the second breasting face 342, and this first breasting face 341 matches with this second breasting face 342 and forms a V-type breasting space.This V-type breasting space is connected with this accepting hole 15 and penetrates the optical fiber 50 in this groove 30 and this optical fiber 50 is coupled and aligned with these lens 20 to be used for carrying by this accepting hole 15.
Preferably; In this embodiment; The first side wall 31 of this groove 30 coincides with the focal plane of these lens 20; After optical fiber 50 got in this groove 30 by this accepting hole 15, this optical fiber 50 supported by this breasting piece 34 its exiting surface directly is resisted against on this first side wall 31, makes optical fiber go into the optimum coupling position that then just can directly arrive with these lens 20 for 50 groups through such structure.Understandable, the first side wall 31 of this groove 30 can also be arranged on according to different needs and be somebody's turn to do other position parallel with the focal plane of these lens 20.
This lid 40 is corresponding with this groove 30, and it is used for this groove 30 is covered.This lid 40 comprises a fin 41; This fin 41 is corresponding with the V-type breasting space of this breasting piece 34; After this lid 40 covered with this groove 30 each other, this fin 41 matched with the V-type breasting space of this breasting piece 34 and forms receiving space so that this optical fiber 50 is gripped.
In this embodiment; These two accepting holes 15 all are connected with this groove 30; It is corresponding to one by one to be used to carry by 15 groups of optical fiber of going into 50 of corresponding accepting hole with this accepting hole 15 that the bottom surface 33 of this groove 30 is provided with two these breasting pieces 34, and two fins 41 that are provided with corresponding on this lid 40 match to grip this optical fiber 50 with these two these breasting pieces 34 respectively.
Understandable; Can also between accepting hole 15 and the lens 20 groove 30 that is connected with this accepting hole 15 be set at each; This breasting piece 34 is set in this groove 30 comes breasting optical fiber 50, and each groove 30 corresponding lids 40, this lid 40 and these breasting pieces 34 in this groove 30 this optical fiber 50 of clamping that cooperatively interacts; Certainly, this can also be provided with a lid 40 and these a plurality of grooves 30 and matches and incompatible this optical fiber 50 is gripped.
Understandable, this breasting piece 34 can adopt dismountable mode to be fixed in this groove 30, also can adopt the body 10 integrated modes with this optical fiber coupled connector 100 to be arranged in this groove 30.
Understandable; When adopting this lid 40 and structure fixed fiber 50 that this breasting piece 34 matches, can also adopt the fixing mode of a glue that this optical fiber 50 and lid 40 are carried out further fixing to strengthen the usability of this optical fiber coupled connector 100.
Preferably, this lid 40 adopts has the material of high light transmittance, so that use optical cement this optical fiber 50 to be carried out illumination curing fixedly the time.
Compared with prior art; This optical fiber coupled connector 100 provided by the invention adopts accepting hole and the traditional blind hole of groove structure combining replacement to come up-winding fiber; Reduced requirement to optical fiber coupled connector ejection shaping die precision; Make the processing of ejection shaping die be more prone to; And preferably be arranged on the position that the focal plane with the corresponding lens of this optical fiber coincides against the sidewall of optical fiber exiting surface, make optical fiber after group is gone into, arrive the optimum coupling position with lens easily, well guaranteed the coupling precision of optical fiber coupled connector being used in this groove.
It is understandable that those skilled in the art also can do other variation etc. and be used for design of the present invention in spirit of the present invention, as long as it does not depart from technique effect of the present invention and all can.These all should be included within the present invention's scope required for protection according to the variation that the present invention's spirit is done.
Claims (9)
1. optical fiber coupled connector; It comprises body and is arranged on the lens on this body sidewall; It is characterized in that this body further is provided with one and accommodates through hole, and accommodate groove that through hole is communicated with and the lid that matches with this groove with this, this is accommodated through hole and is positioned on the optical axial of these lens and is used to wear optical fiber; This groove is accommodated between through hole and this lens at this; Be provided with the breasting piece at this bottom portion of groove, this breasting piece comprises a V-type breasting space, and this V-type breasting space is used for this optical fiber of breasting so that this optical fiber and the coupling of this optics of lens; This lid is provided with and this corresponding fin in V-type breasting space, and this fin is used for against optical fiber with this V-type breasting space this optical fiber is gripped.
2. optical fiber coupled connector as claimed in claim 1; It is characterized in that: this groove comprises the first side wall and second sidewall that is oppositely arranged; This accepting hole runs through this second sidewall and is connected with this groove; The V-type breasting space of this breasting piece extends to and this first side wall along the bearing of trend of optical fiber second sidewall by this groove, and after optical fiber got in this groove through this accepting hole, its exiting surface was resisted against on this first side wall.
3. optical fiber coupled connector as claimed in claim 2 is characterized in that: the first side wall of this groove and the focal plane of these lens coincide.
4. optical fiber coupled connector as claimed in claim 3 is characterized in that: this breasting piece and this bottom portion of groove are one-body molded.
5. like each described optical fiber coupled connector of claim 1 to 4; It is characterized in that: this is each other corresponding accommodates through hole and lens for organizing more; Corresponding each other the accommodating of this each group all is provided with this groove between through hole and the lens; And each this groove part is to there being this lid, and this lid matches to grip this optical fiber with the interior breasting piece of this groove.
6. like each described optical fiber coupled connector of claim 1 to 4; It is characterized in that: this is each other corresponding accommodates through hole and lens for organizing more; Corresponding each other the accommodating of this each group all is provided with this groove between through hole and the lens; Also be provided with a lid corresponding to each groove, this lid and each groove match and accommodate through hole by corresponding this and get into the optical fiber in this groove to grip.
7. optical fiber coupled connector as claimed in claim 1 is characterized in that: be filled with glue between this lid and this groove and be used for fixing this lid.
8. optical fiber coupled connector as claimed in claim 7 is characterized in that: this lid is processed by high light transmissive material.
9. optical fiber coupled connector as claimed in claim 1 is characterized in that: the optical axial of these lens overlaps with this axis of accommodating through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010591512.1A CN102540346B (en) | 2010-12-16 | 2010-12-16 | Optical-fiber coupling connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010591512.1A CN102540346B (en) | 2010-12-16 | 2010-12-16 | Optical-fiber coupling connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102540346A true CN102540346A (en) | 2012-07-04 |
| CN102540346B CN102540346B (en) | 2015-09-09 |
Family
ID=46347645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010591512.1A Expired - Fee Related CN102540346B (en) | 2010-12-16 | 2010-12-16 | Optical-fiber coupling connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102540346B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103430066A (en) * | 2011-03-15 | 2013-12-04 | 英特尔公司 | Fiber termination in light peak lenses |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4562632A (en) * | 1982-10-08 | 1986-01-07 | Socapex | Device for mounting optical fibers within a terminal |
| US20040190837A1 (en) * | 2003-03-26 | 2004-09-30 | Shimpei Morioka | Optical module and optical connector having same |
| CN101828137A (en) * | 2007-08-30 | 2010-09-08 | 胡贝尔和茹纳股份公司 | Fiber-optic pin-and-socket connector having a beam expansion device |
-
2010
- 2010-12-16 CN CN201010591512.1A patent/CN102540346B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4562632A (en) * | 1982-10-08 | 1986-01-07 | Socapex | Device for mounting optical fibers within a terminal |
| US20040190837A1 (en) * | 2003-03-26 | 2004-09-30 | Shimpei Morioka | Optical module and optical connector having same |
| CN101828137A (en) * | 2007-08-30 | 2010-09-08 | 胡贝尔和茹纳股份公司 | Fiber-optic pin-and-socket connector having a beam expansion device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103430066A (en) * | 2011-03-15 | 2013-12-04 | 英特尔公司 | Fiber termination in light peak lenses |
| CN103430066B (en) * | 2011-03-15 | 2015-12-09 | 英特尔公司 | Optical conenctor, for construct its method and for holding its system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102540346B (en) | 2015-09-09 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170105 Address after: Guangdong, Shenzhen, Xin'an two TATA road H apartment building 109B Patentee after: Shenzhen Qichuangmei 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 Patentee before: HONG FU JIN PRECISION INDUSTRY (SHENZHEN) Co.,Ltd. Patentee before: HON HAI PRECISION INDUSTRY Co.,Ltd. |
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| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Yan Inventor before: Yu Taicheng Inventor before: Lin Yicun |
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| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170119 Address after: 518100 Guangdong province Baoan District manhole street A 99 industrial district, Shenzhen city B building 6 floor A Patentee after: SHENZHEN WILLIANMS TECHNOLOGIES CO.,LTD. Address before: 518100 Baoan District, Shenzhen, Xin'an, road, TATA apartment building 109B, two H Patentee before: Shenzhen Qichuangmei Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210507 Address after: 920, Hangzhou Steel Fuchun business building, 6031 Shennan Avenue, Tian'an community, Shatou street, Futian District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen Hengfan Communication Technology Co.,Ltd. Address before: 518100 a, 6th floor, building B, area a, Jiujiu Industrial Zone, Shajing street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN WILLIANMS TECHNOLOGIES Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20211216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |