CN103424817A - Optical fiber connecting assembly and photovoltaic conversion module used by same - Google Patents

Optical fiber connecting assembly and photovoltaic conversion module used by same Download PDF

Info

Publication number
CN103424817A
CN103424817A CN2012101516009A CN201210151600A CN103424817A CN 103424817 A CN103424817 A CN 103424817A CN 2012101516009 A CN2012101516009 A CN 2012101516009A CN 201210151600 A CN201210151600 A CN 201210151600A CN 103424817 A CN103424817 A CN 103424817A
Authority
CN
China
Prior art keywords
lid
lens
circuit board
opto
glue
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
Application number
CN2012101516009A
Other languages
Chinese (zh)
Inventor
曾国峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hongfujin Precision Industry Shenzhen Co Ltd
Hon Hai Precision Industry Co Ltd
Original Assignee
Hongfujin Precision Industry Shenzhen Co Ltd
Hon Hai Precision Industry Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hongfujin Precision Industry Shenzhen Co Ltd, Hon Hai Precision Industry Co Ltd filed Critical Hongfujin Precision Industry Shenzhen Co Ltd
Priority to CN2012101516009A priority Critical patent/CN103424817A/en
Publication of CN103424817A publication Critical patent/CN103424817A/en
Pending legal-status Critical Current

Links

Images

Abstract

An optical fiber connecting assembly comprises two photovoltaic conversion modules and a plurality of optical fibers connecting the two photovoltaic conversion modules. Each photovoltaic conversion module comprises a circuit board, a light receiving element, a light emitting element, a cover body and a plurality of first lenses, wherein the light receiving element and the light emitting element are arranged on the circuit board, the cover body is bonded to the circuit board through glue, the first lenses are arranged on the cover body, the cover body is arranged above the light receiving element and the light emitting element in a covering mode, the first lenses are aligned to the end portions of the optical fibers, the first lenses are in optical coupling with the light receiving element and the light emitting element, glue overflow holes are formed in the face, combined with the circuit board, of the cover body, and when the cover body is connected to the circuit board in an adhering mode, excessive glue enters the glue overflow holes. The invention further provides the photovoltaic conversion module. According to the optical fiber connecting assembly, due to the fact that the glue overflow holes are formed in the face, close to the circuit board, of the cover body of the photovoltaic conversion module, the excessive glue is made to enter the glue overflow holes when the cover body is bonded to the circuit board through the glue, and therefore the cover body deviation caused by the bonding process is avoided.

Description

The opto-electronic conversion module of joint and use thereof
Technical field
The present invention relates to a kind of joint, relate in particular to a kind of conversion and the joint of transmitting optical signal and the opto-electronic conversion module of use thereof.
Background technology
In recent years, optical communication has the development trend of high speed, high capacity.When the joints of optical fibre carry out optical signal transmission, need to adopt the opto-electronic conversion module to carry out the conversion of photosignal.In existing opto-electronic conversion module, lid is fixed in circuit substrate by glue and is positioned at the optical element top, with the optical fiber that is connected the opto-electronic conversion module, is installed on lid, is installed in lens and optical element optically-coupled in lid.Yet, glue can be because volumetric expansion is excessive or air is sneaked in the glue material and to be produced bubble and cause the lid skew when hot setting toasts, thereby cause the optically-coupled poor effect between optical module and lens, even make the opto-electronic conversion module lose efficacy, reduced the production yield.
Summary of the invention
In view of foregoing, be necessary to provide a kind of and can improve productive rate and the high joint of coupling efficiency and the opto-electronic conversion module of use thereof.
A kind of joint, the multifiber that it comprises two opto-electronic conversion modules and connects these two opto-electronic conversion modules, this opto-electronic conversion module comprises circuit board, be installed in photo detector and the light-emitting component of this circuit board, be adhered to the lid of this circuit board and be installed in a plurality of first lens of this lid by glue, this lid covers on this photo detector and light-emitting component, the end alignment of the plurality of first lens and this multifiber, the plurality of first lens and this photo detector and light-emitting component optically-coupled, offer the glue hole of overflowing on the composition surface of this lid and circuit board, when this lid is bonding while being connected to this circuit board, unnecessary glue enters this excessive glue hole.
A kind of opto-electronic conversion module, comprise circuit board, be installed in the photo detector of this circuit board and light-emitting component, by glue, be adhered to the lid of this circuit board and be installed in a plurality of first lens of this lid, this lid covers on this photo detector and light-emitting component, the plurality of first lens and this photo detector and light-emitting component optically-coupled, offer the glue hole of overflowing on the composition surface of this lid and circuit board, when this lid is bonding while being connected to this circuit board, unnecessary glue enters this excessive glue hole.
In above-mentioned opto-electronic conversion module, owing on the close face of this circuit board of lid, offering the glue hole of overflowing, while making lid be adhered to this circuit board by glue, unnecessary glue enters this excessive glue hole, avoid the lid skew caused due to bonding process, guarantee the good optically-coupled of lens and photo detector and light-emitting component, improved Optical Fiber Transmission efficiency.
The accompanying drawing explanation
Fig. 1 is the schematic perspective view of embodiment of the present invention joint.
Fig. 2 is the cut-open view of the opto-electronic conversion module of joint shown in Fig. 1.
The main element symbol description
Joint 100
The opto-electronic conversion module 101
Optical fiber 105
Circuit board 10
Photo detector 20
Light-emitting component 30
Lid 40
First lens 50
Housing 60
The second lens 70
Glue 90
Installed surface 11
Substrate 41
Sidewall 43
Host cavity 45
Location division 411
Through hole 415
Composition surface 431
Excessive glue hole 433
The first side wall 61
The second sidewall 63
Pilot hole 611
The first accepting hole 613
The second accepting hole 631
Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Refer to Fig. 1 and Fig. 2, the joint 100 of embodiment of the present invention comprises two opto-electronic conversion modules 101 and connects the multifiber 105 of two opto-electronic conversion modules 101.Opto-electronic conversion module 101 is for realizing the conversion between light signal and electric signal.Optical fiber 105 is for transmitting optical signal.In the present embodiment, multifiber 105 is a multifiber 105 in the Optical Fiber Transmission band.
Opto-electronic conversion module 101 comprises circuit board 10, photo detector 20, light-emitting component 30, lid 40, first lens 50, housing 60 and the second lens 70.Photo detector 20, light-emitting component 30 and lid 40 all are installed on circuit board 10.Lid 40 covers on photo detector 20 and light-emitting component 30.First lens 50 is installed in lid 40, and with photo detector 20 and light-emitting component 30 optically-coupled.Housing 60 fastens with lid 40.The second lens 70 are installed in housing 60, and aim at first lens 50.The two ends of optical fiber 105 are inserted in respectively the side of housing 60 away from lid 40, and optical fiber 105 and the second lens 70 are coupled.
Circuit board 10 includes an installed surface towards lid 40 11.Be laid with circuit on installed surface 11, for driving and control light-emitting component 30 and photo detector 20 work.Photo detector 20 is installed on the installed surface 11 of circuit board 10 with light-emitting component 30 intervals, and is electrically connected with the circuit of circuit board 10.Photo detector 20 is converted to electric signal in order to receiving optical signals and by light signal.Light-emitting component 30 is in order to receive electric signal and to convert electrical signals to light signal.In the present embodiment, photo detector 20 all is connected on circuit board 10 by the tin ball bonding with light-emitting component 30.Photo detector 20 is photodiode, and light-emitting component 30 is laser diode.Be appreciated that photo detector 20 and light-emitting component 30 also can solidify on the installed surface 11 that is pasted on circuit board 10 by elargol.
Lid 40 is fixed on the installed surface 11 of circuit board 10 by glue 90.In the present embodiment, glue is UV glue.Lid 40 comprises that the surrounding that substrate 41 reaches by substrate 41 extends to four sidewalls 43 towards circuit board 10.Substrate 41 surrounds a host cavity 45 jointly with sidewall 43, in order to accommodate photo detector 20 and light-emitting component 30.Substrate 41 protrudes out and is formed with a pair of location division 411 towards housing 60.Substrate 41 offers a plurality of through holes 415 on the face towards housing 60.Sidewall 43 offers the glue hole 433 of overflowing on the composition surface 431 of circuit board 10, and preferably, the glue hole 433 of overflowing is opened in 431De bight, composition surface.In the present embodiment, location division 411 is distributed in the two ends of substrate 41.The quantity of through hole 415 is four, and through hole 415 is distributed between a pair of location division 411.Through hole 415 and location division 411 are point-blank.The glue hole 433 of overflowing is through hole, and the quantity in excessive glue hole 433 is six, and it is distributed in the middle position of four jiaos and two minor faces of lid 40.The quantity that is appreciated that location division 411 can be one, three, four or more.The quantity in excessive glue hole 433 can be one or more, and the glue hole 433 of overflowing can be blind hole.The shape of substrate 41 can be other, for example triangle, trapezoidal, pentagon etc., correspondingly, the quantity of sidewall 43 corresponds to other, for example the quantity of sidewall 43 is three, four, five, and composition surface 431 should be polygon mutually, for example triangle, quadrilateral, pentagon.
First lens 50 is installed in through hole 415.In the present embodiment, first lens 50 is convex lens, and its quantity is four.The quantity that is appreciated that first lens 50 can be two, three, five or more.Accordingly, the quantity of through hole 415 is two, three, five or more.
Housing 60 is roughly cubic, and it comprises the first side wall 61 and second sidewall 63 relative with the first side wall 61 towards lid 40.Housing 60 offers a pair of pilot hole 611 and the first accepting hole 613 on the first side wall 61, and offers the second accepting hole 631 on the second sidewall 63.In the present embodiment, pilot hole 611 is positioned at the two ends of the first side wall 61, and pilot hole 611 is corresponding with 411De position, location division.The quantity of the first accepting hole 613 is four, and the first accepting hole 613 is distributed between a pair of pilot hole 611.The first accepting hole 613 and pilot hole 611 are point-blank.The quantity of the second accepting hole 631 is four, and the first accepting hole 613 is connected with the second corresponding accepting hole 631.The quantity that is appreciated that pilot hole 611 can be one, three, four or more.
The second lens 70 are installed in the first accepting hole 613.In the present embodiment, the second lens 70 are convex lens, and its quantity is four.The two ends of optical fiber 105 are fixed in the second accepting hole 631 of two opto-electronic conversion modules 101 by glue respectively, and optical fiber 105 is contained in the end of the second accepting hole 631 and the second corresponding lens 70 alignings.In the present embodiment, the quantity of optical fiber 105 is four.The quantity that is appreciated that the second lens 70 can be two, three, five or more.Accordingly, the quantity of the first accepting hole 613 and the second accepting hole 631 is respectively two, three, five or more.
During assembling, photo detector 20 and light-emitting component 30 are installed on the installed surface 11 of circuit board 10, first lens 50 are installed in the through hole 415 of lid 40, by after glue coated on the 431De angle, composition surface of lid 40, be adhered on the installed surface 11 of circuit board 10.The second lens 70 are installed in the first accepting hole 613 of housing 60, location division 411 is inserted in pilot hole 611, make housing 60 be installed on lid 40.The two ends of optical fiber 105 are adhered in the second accepting hole 631 of two opto-electronic conversion modules 101 by glue respectively.
During use, when the light-emitting component 30 of opto-electronic conversion module 101 receives the electric signal by circuit board 10 transmission, light-emitting component 30 is converted to light signal by this electric signal, and is transmitted into the first lens 50 of aiming at it.Light signal transfers to optical fiber 105 by first lens 50, the second lens 70.When the second lens 70 receive the light signal that optical fiber 105 transmits, this light signal is sent to photo detector 20 by the second lens 70 and first lens 50, photo detector 20 receives this light signal and this light signal is converted to electric signal, then this electric signal is sent to circuit board 10.
Be appreciated that, this housing 60 can omit, and the second lens 70 directly is installed on this lid 40, and makes the second lens 70 aim at this first lens 50, the end of this optical fiber 105 directly is inserted on this lid 40, and makes the end of optical fiber 105 aim at these second lens 70.
The lid 40 that first lens 50 is installed in opto-electronic conversion module 101 provided by the invention is installed in the installed surface 11 of circuit board 10 by glue, offer the glue hole 433 of overflowing on composition surface 431 due to lid 40, produce volumetric expansion or air when hot setting toasts sneaks in the glue material while producing bubble when glue, the inflatable glue hole 433 of overflowing that enters of unnecessary glue, avoid because the reason such as above-mentioned causes lid 40 skews, thereby avoided the coupling efficiency between light-emitting component 30 and photo detector 20 and first lens 50 not good, improved optical signal transmission efficiency.
In addition, those skilled in the art also can do other and change in spirit of the present invention, and these variations of doing according to spirit of the present invention, all should be included in invention which is intended to be protected certainly.

Claims (10)

1. a joint, the multifiber that it comprises two opto-electronic conversion modules and connects these two opto-electronic conversion modules, this opto-electronic conversion module comprises circuit board, be installed in photo detector and the light-emitting component of this circuit board, it is characterized in that: this opto-electronic conversion module also comprises by glue and is adhered to the lid of this circuit board and is installed in a plurality of first lens of this lid, this lid covers on this photo detector and this light-emitting component, the end alignment of the plurality of first lens and this multifiber, the plurality of first lens and this photo detector and light-emitting component optically-coupled, offer the glue hole of overflowing on the composition surface of this lid and circuit board, when this lid is bonding while being connected to this circuit board, unnecessary glue enters this excessive glue hole.
2. as claim 1 a described joint, it is characterized in that: this opto-electronic conversion module also comprises the housing engaged with this lid and is installed in a plurality of second lens of this housing, this first lens and this second lens alignment, the two ends of this optical fiber are inserted in respectively in the housing of these two opto-electronic conversion modules, the end alignment in a plurality of first lens of this opto-electronic conversion module and the insertion housing of this optical fiber.
3. as claim 1 a described joint, it is characterized in that: lid comprises substrate and a plurality of sidewalls that extended towards this circuit board by this substrate, and the composition surface of this lid is the face of the plurality of sidewall towards this circuit board.
4. as claim 3 a described joint, it is characterized in that: this composition surface is polygon, and this excessive glue hole is formed at the bight on this composition surface.
5. as claim 2 a described joint, it is characterized in that: this lid is formed with location division towards the sidewall of this housing, this housing comprises the first side wall towards this lid, and this first side wall offers pilot hole, and this location division is sticked in this pilot hole.
6. as claim 5 a described joint, it is characterized in that: the substrate of this lid offers a plurality of through holes on the side of this housing, and the plurality of first lens is contained in the plurality of through hole.
7. as claim 6 a described joint, it is characterized in that: this first side wall also offers a plurality of the first accepting holes, and the plurality of the second lens are contained in the plurality of the first accepting hole, and the plurality of the second lens are aimed at the plurality of first lens.
8. as claim 7 a described joint, it is characterized in that: this housing also comprises second sidewall relative with this first side wall, this second sidewall offers the second accepting hole, the plurality of the second accepting hole is communicated with the plurality of the first accepting hole, and the two ends of this optical fiber are inserted in respectively in second accepting hole of housing of this two opto-electronic conversion module.
9. an opto-electronic conversion module, comprise circuit board, be installed in photo detector and the light-emitting component of this circuit board, it is characterized in that: this opto-electronic conversion module also comprises by glue and is adhered to the lid of this circuit board and is installed in a plurality of first lens of this lid, this lid covers on this photo detector and this light-emitting component, the plurality of first lens and this photo detector and this light-emitting component optically-coupled, offer the glue hole of overflowing on the composition surface of this lid and circuit board, when this lid is bonding while being connected to this circuit board, unnecessary glue enters this excessive glue hole.
10. as claim 9 a described opto-electronic conversion module, it is characterized in that: this opto-electronic conversion module also comprises the housing engaged with this lid and is installed in a plurality of second lens of this housing, this first lens and this second lens alignment.
CN2012101516009A 2012-05-16 2012-05-16 Optical fiber connecting assembly and photovoltaic conversion module used by same Pending CN103424817A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012101516009A CN103424817A (en) 2012-05-16 2012-05-16 Optical fiber connecting assembly and photovoltaic conversion module used by same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012101516009A CN103424817A (en) 2012-05-16 2012-05-16 Optical fiber connecting assembly and photovoltaic conversion module used by same

Publications (1)

Publication Number Publication Date
CN103424817A true CN103424817A (en) 2013-12-04

Family

ID=49649820

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012101516009A Pending CN103424817A (en) 2012-05-16 2012-05-16 Optical fiber connecting assembly and photovoltaic conversion module used by same

Country Status (1)

Country Link
CN (1) CN103424817A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106233552A (en) * 2014-05-09 2016-12-14 株式会社自动网络技术研究所 circuit structure and electric connection box

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0959617A2 (en) * 1998-05-22 1999-11-24 Eastman Kodak Company Method of connecting precision aligned components by ultraviolet curable adhesive
CN2632849Y (en) * 2003-06-09 2004-08-11 旭扬热导股份有限公司 Chip structure with fortified colloid hole solt
JP2008047374A (en) * 2006-08-11 2008-02-28 Mitsumi Electric Co Ltd Electronic apparatus
CN101498819A (en) * 2008-01-31 2009-08-05 索尼株式会社 Optical-electrical transmission connector, optical-electrical transmission device and electronic device
US20090310907A1 (en) * 2008-06-16 2009-12-17 Fujitsu Component Limited Mounting configuration and method of optical waveguide holding member
US20090317035A1 (en) * 2006-03-27 2009-12-24 Fujitsu Limited Optical module,optical transmission system, and fabrication method for optical module
US20110103747A1 (en) * 2009-10-30 2011-05-05 Hon Hai Precision Industry Co., Ltd. Optical fiber connector configured with separated seat member and lens member
US20120045176A1 (en) * 2010-08-18 2012-02-23 Hon Hai Precision Industry Co., Ltd. Optical fiber coupling connector

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0959617A2 (en) * 1998-05-22 1999-11-24 Eastman Kodak Company Method of connecting precision aligned components by ultraviolet curable adhesive
CN2632849Y (en) * 2003-06-09 2004-08-11 旭扬热导股份有限公司 Chip structure with fortified colloid hole solt
US20090317035A1 (en) * 2006-03-27 2009-12-24 Fujitsu Limited Optical module,optical transmission system, and fabrication method for optical module
JP2008047374A (en) * 2006-08-11 2008-02-28 Mitsumi Electric Co Ltd Electronic apparatus
CN101498819A (en) * 2008-01-31 2009-08-05 索尼株式会社 Optical-electrical transmission connector, optical-electrical transmission device and electronic device
US20090310907A1 (en) * 2008-06-16 2009-12-17 Fujitsu Component Limited Mounting configuration and method of optical waveguide holding member
US20110103747A1 (en) * 2009-10-30 2011-05-05 Hon Hai Precision Industry Co., Ltd. Optical fiber connector configured with separated seat member and lens member
US20120045176A1 (en) * 2010-08-18 2012-02-23 Hon Hai Precision Industry Co., Ltd. Optical fiber coupling connector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106233552A (en) * 2014-05-09 2016-12-14 株式会社自动网络技术研究所 circuit structure and electric connection box

Similar Documents

Publication Publication Date Title
CN102520494B (en) Packaging structure of multi-mode QSFP (Quad Small Form-factor Pluggable) parallel optical transceiver module
CN104808298B (en) Active Optical Fiber coupled apparatus
CN107045166B (en) Optical module
CN104169767A (en) Lens component and optical module provided therewith
US9568693B2 (en) Optical engine
CN107003487A (en) Optical module
CN104049323B (en) Optical module
US9389376B2 (en) Optical transmission module
CN104133271B (en) Optical Fiber Transmission joint
US9046667B2 (en) Photoelectric conversion device and optical fiber coupling connector
CN108459383B (en) Optical coupling module and optical fiber connector
US8858093B2 (en) Optical connector having high coupling precision
TWI498619B (en) Bidirectional optical sub-assembly
US20130170799A1 (en) Optical fiber connector
CN103424817A (en) Optical fiber connecting assembly and photovoltaic conversion module used by same
US20130230285A1 (en) Optical fiber connection architecture
KR101620574B1 (en) Optical Interconnection Device
TWI502238B (en) Optical engine
TWI554799B (en) Optical transmission connecting assembly and optical-electrical conversion module thereof
US8796612B2 (en) Optical fiber connector including light transceivers
CN207352218U (en) A kind of Double End fiber array
TW201346367A (en) Optical fiber connecting assembly
US20130170788A1 (en) Optical fiber connector
CN103176247A (en) Photoelectric converter
TWI515464B (en) Three - dimensional structure of high - speed miniaturized ceramic substrate optical device

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20131204