CN204631296U - Light coupling assembling - Google Patents

Light coupling assembling Download PDF

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Publication number
CN204631296U
CN204631296U CN201520115816.9U CN201520115816U CN204631296U CN 204631296 U CN204631296 U CN 204631296U CN 201520115816 U CN201520115816 U CN 201520115816U CN 204631296 U CN204631296 U CN 204631296U
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China
Prior art keywords
light coupling
chip
electric connector
connector
circuit board
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CN201520115816.9U
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Chinese (zh)
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罗伟仁
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LINTES ELECTRONIC TECHNOLOGY (SUZHOU) Co Ltd
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LINTES ELECTRONIC TECHNOLOGY (SUZHOU) Co Ltd
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Abstract

A kind of light coupling assembling, comprising: a circuit board; One chip, is located on described circuit board; One electric connector, contiguous described chip is arranged on described circuit board, and described electric connector and described chip are electrically connected; One opto-electronic conversion module, is installed on described electric connector, and is connected with described electric connector; One optical connector, is located on a casing, in order to dock with an external optical connector; One optical transmission line, connects described opto-electronic conversion module and described optical connector.Compared with prior art, by arranging described electric connector on described circuit board, and described opto-electronic conversion module is installed on described electric connector, so described opto-electronic conversion module is not allowed directly to be located on described circuit board, can make when described opto-electronic conversion module is because of radium-shine and after damaging, only need from described electric connector, take out the described opto-electronic conversion module more renewed easily, thus described smooth coupling assembling can be worked on use.

Description

Light coupling assembling
[technical field]
The utility model relates to a kind of light coupling assembling, refer in particular to a kind of high-speed transfer and be convenient to change light coupling assembling.
[background technology]
Along with the generally utilization of optical transport between the equipment external world, the setting of relevant device inner photoelectricity modulus of conversion group is just essential, such as China Patent No. is a kind of joints of optical fibre 100 of CN201210153330.5, arrange on the circuit board 200 of an electronic installation, these joints of optical fibre 100 comprise a body 10, multiple optical fiber group 30 and this body 10 of multiple slot 50. and comprise multiple optical transceiver module 13 and opto-electronic conversion lens 14.The plurality of optical transceiver module 13 is arranged on this circuit board 200, and each optical transceiver module 13 comprises a light emitting module 131 and a receipts optical module 132.Opto-electronic conversion lens 14 comprise pedestal 140, multiple collector lens 146, multiple second collector lenses 147 and a catoptron 148.
The work of the above-mentioned joints of optical fibre 100 is as follows: when the joints of optical fibre 100 are as light signal reflection end, light emitting module 131 launches the first flashlight, after this first flashlight is assembled by the first collector lens 146 of correspondence, then reflexed in the second corresponding collector lens 147 by catoptron 148, after finally being assembled by the second collector lens 147 of correspondence, pass to another joints of optical fibre; When the joints of optical fibre 100 are as light signal receiving end, this second collector lens 147 corresponding to receipts optical module 432 receives the second light signal from another joints of optical fibre, and the second collector lens 147 the second light signal being passed to correspondence is assembled, then reflected by catoptron 148, after being assembled by the first collector lens 147 of correspondence again, finally arrive this receipts optical module.
The structure of the above-mentioned joints of optical fibre 100, circuit board 200 is also arranged other very many electronic components, and optical transceiver module 13 is arranged on circuit board 200, opto-electronic conversion between optical transceiver module 13 and opto-electronic conversion lens 14 is by radium-shine realization, in this transfer process, because the heat of radium-shine generation is more, damage larger to optical transceiver module 13 and opto-electronic conversion lens 14, and both welded and installed is on circuit board 200, so when cannot normally use optical transceiver module 13 or opto-electronic conversion lens 14, need heating, the optical transceiver module 13 of damage or the leg of opto-electronic conversion lens 14 are departed from from circuit board, new optical transceiver module 13 or opto-electronic conversion lens 14 then need are welded on circuit board, Renewal process is complicated and very inconvenient, and in the process changed, also the damage of other elements on circuit board and circuit board may be caused.
Therefore, be necessary to design a kind of new light coupling assembling, to overcome the problems referred to above.
[utility model content]
Creation object of the present utility model is the light coupling assembling providing a kind of easy replacing opto-electronic conversion module.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of light coupling assembling, comprising: a circuit board; One chip, is located on described circuit board; One electric connector, contiguous described chip is arranged on described circuit board, and described electric connector and described chip are electrically connected; One opto-electronic conversion module, is installed on described electric connector, and is connected with described electric connector; One optical connector, is located on a casing, in order to dock with an external optical connector; One optical transmission line, connects described opto-electronic conversion module and described optical connector.
Further, multiple leg place straight line of described electric connector and multiple pin places straight line parallel of described chip side are arranged.
Further, described smooth coupling assembling has two described electric connectors, and the leg place straight line of two described electric connectors is parallel to the both sides of described chip by chip respectively.
Further, two described electric connectors are that 45 degree of angles are obliquely installed respectively with the same side of described casing.
Further, the length of two described optical transmission lines of corresponding two described electric connectors is identical.
Further, mutually the tilting with the side of described casing of described chip.
Further, described chip is that 45 degree of angles are obliquely installed with the side of described casing.
Further, described electric connector is provided with a removable cover, and described removable cover projection one pressing part is in order to suppress described opto-electronic conversion module.
Further, comprise the fixed mount being installed on described casing further, described optical connector is installed on described fixed mount.
Further, described optical connector model is any one in FC, SC, LC, ST.
Further, described electric connector transfer rate is 20GB.
In order to achieve the above object, the utility model adopts another technical scheme following:
A kind of light coupling assembling, it is located at a casing, comprising: a circuit board, is located in described casing; One chip, is located on described circuit board; One electric connector, contiguous described chip is arranged on described circuit board, and described electric connector and described chip are electrically connected; One opto-electronic conversion module, is installed on described electric connector; One optical connector, is located at the edge of described circuit board, in order to dock with an external optical connector; One optical transmission line, connects described opto-electronic conversion module and described optical connector.
Further, multiple leg place straight line of described electric connector and multiple pin places straight line parallel of described chip side are arranged.
Further, described smooth coupling assembling has two described electric connectors, and the leg place straight line of two described electric connectors is parallel to the both sides of described chip by chip respectively.
Further, two described electric connectors are that 45 degree of angles are obliquely installed respectively with the same side of described casing.
Further, the length of two described optical transmission lines of corresponding two described electric connectors is identical.
Further, the described optical connector of described electric connector correspondence at least two, two described optical connectors are installed on a fixed mount, and described fixed mount is installed on described casing.
Further, described chip is rectangular, and a pair linea angulata of described chip is perpendicular to the side of described casing.
Further, described electric connector is provided with a removable cover, and described removable cover projection one pressing part is in order to suppress described opto-electronic conversion module.
Further, described optical connector model is any one in FC, SC, LC, ST.
Further, described electric connector transfer rate is 20GB.
Compared with prior art, the utility model by arranging described electric connector on described circuit board, and described opto-electronic conversion module is installed on described electric connector, so described opto-electronic conversion module is not allowed directly to be located on described circuit board, can make when described opto-electronic conversion module is because of radium-shine and after damaging, only need from described electric connector, take out the described opto-electronic conversion module more renewed easily, thus described smooth coupling assembling can be worked on use.
[accompanying drawing explanation]
Fig. 1 is that the solid of the present embodiment light coupling assembling and casing combines schematic diagram;
Fig. 2 is the perspective exploded view of Fig. 1;
Fig. 3 is the schematic top plan view of Fig. 2;
Fig. 4 is the perspective exploded view of electric connector and opto-electronic conversion module in Fig. 2;
Fig. 5 is the schematic perspective view of holding piece clasp opto-electronic conversion module in Fig. 4;
Fig. 6 is a cross-sectional schematic of Fig. 2;
Fig. 7 is another cross-sectional schematic of Fig. 2.
The drawing reference numeral of embodiment illustrates:
Light coupling assembling 100 circuit board 1 chip 2
Pin 21 side a, b diagonal L
Electric connector 3 insulating body 31 terminal 32
Contact site 321 leg 322 lid 33
Pressing part 331 receiving space 34 opto-electronic conversion module 4
Built-in module 41 substrate 411 photovalve 412
The external module 42 of wafer 413 condenser 414
Optical connector 5 optical transmission line 6 holding piece 7
Fixed mount 8
Casing 200 sidewall 201 fixed orifice 202
External optical connector 300
[embodiment]
For ease of better understanding the purpose of this utility model, structure, feature and effect etc., existing the utility model is described in further detail with embodiment by reference to the accompanying drawings.
Refer to Fig. 1, a kind of light coupling assembling 100 that the utility model embodiment provides, be arranged in a casing 200, described smooth coupling assembling 100 comprises circuit board 1, chip 2, electric connector 3, opto-electronic conversion module 4, optical connector 5 and an optical transmission line 6, and described optical connector 5 can dock with an external optical connector 300.
Refer to Fig. 2, described casing 200 is roughly rectangular box shape in the present embodiment, and described casing 200 has a sidewall 201, and described sidewall 201 is provided with multiple fixed orifice 202, described circuit board 1 is fixedly arranged in described casing 200, and shape is roughly fixed rectangular with described casing 200.
Refer to Fig. 2 and Fig. 3, described chip 2 is installed on described circuit board 1, and described chip 2 is rectangular, is equipped with multiple pin 21 in the surrounding of described chip 2, and described chip 2 described pin 21 is often arranged in row.Described chip 2 has dual side-edge a, b of being disposed adjacent, the intersection point of described dual side-edge a, b is arranged near described sidewall 201, and the diagonal L of the described chip 2 at the intersection point place of described dual side-edge a, b is perpendicular to described sidewall 201, in other words, described dual side-edge a, b are obliquely installed with described sidewall 201 respectively, and acute rake angle is 45 degree.Certainly, in other embodiments, described diagonal L also can with described sidewall 201 out of plumb, described dual side-edge a, b are arranged in other angular slope with described sidewall 201 respectively.
Refer to Fig. 3 and Fig. 4, near described dual side-edge a, b, all arrange described electric connector 3, described electric connector 3 is same with described sidewall 201 to be arranged in 45 degree of acute angles, and described in each, the transfer rate of electric connector 3 can reach 20GB.Described electric connector 3 comprises an insulating body 31, is located at the multiple terminals 32 in described insulating body 31 and is articulated in a lid 33 of described insulating body 31, forms a receiving space 34 (see Fig. 6) between described insulating body 31 and described lid 33.Terminal 32 described in each has the contact site 321 protruded in described receiving space 34 and the leg 322 exposing described insulating body 31, multiple described leg 322 is arranged at the relative both sides of described insulating body 31 in two row, and the multiple described leg 322 place straight line of each row and described chip 2 multiple described pin 21 place straight line parallel are often arranged.Each leg 322 is welded in described circuit board 1, is electrically connected at described chip 2 by the conductive traces (not shown) on described circuit board 1.The plate body upper punch swaging of described lid 33 becomes a pressing part 331.Also can in other embodiments, the whole described leg 322 of described electric connector 3 is arranged in row, and described leg 322 is arranged at the side of described insulating body 31 near described chip 2.
Refer to Fig. 4 and Fig. 6, described opto-electronic conversion module 4 is contained in described receiving space 34, and described opto-electronic conversion module 4 comprises built-in module 41 and an external module 42 of docking mutually.Described built-in module 41 has a substrate 411, one photovalve 412, one wafer 413 and a condenser 414, described photovalve 412, described wafer 413 and described condenser 414 are all located on described substrate 411, and described substrate 411, described photovalve 412, described wafer 413 and described condenser 414 are finally integrated built-in module 41 described in non-dismountable morphosis, wherein said contact site 321 contacts with the pad (not shown) on described substrate 411, described wafer 413 is in order to control described photovalve 412 and signal process thereof, the corresponding described photovalve 412 of described condenser 414 is arranged.Described photovalve 412 is coupled to described external module 42 by described condenser 414, and described external module 42 is immobilizated in described condenser 414 by the mode of assembling.
Refer to Fig. 4 and Fig. 5, described smooth coupling assembling 100 also comprises two holding pieces 7, and described holding piece 7 is roughly " ㄇ " shape, in order to described condenser 414 and the described external module 42 of the mutual fixing of clasp, make both not depart from each other, ensure the stability transmission of signal.
Refer to Fig. 1 and Fig. 2, described in each, electric connector 3 correspondence connects two described optical connectors 5, described external module 42 is connected by described optical transmission line 6 with optical connector described in each 5, and three is integrated non-dismountable structure, the length of two described optical transmission lines 6 of corresponding two described electric connectors 3 is identical simultaneously, thus ensures the simultaneity of Signal transmissions.The model of described optical connector 5 can be FC, SC, LC, in ST etc. any one, wherein FC full name is Ferrule Connector, SC full name is (Subscriber Connector/Standard Connector/Stick & Click/Square Connector, LC full name is Lucent Connector/Local Connector, ST full name is Straight Tip/Bayonet Fiber Optic Connector/Strab & Twist, described external optical connector 300 is identical structure with described optical connector 5, in the present embodiment with LC model for illustration shows.In other embodiments, described electric connector 3 described in each also only correspondingly can connect a described optical connector 5.
Refer to Fig. 2 and Fig. 7, described smooth coupling assembling 100 comprises multiple fixed mount 8 further, in the present embodiment, described fixed mount 8 is four, the corresponding described optical connector 5 of fixed mount 8 described in each, described fixed mount 8 is fixed on described casing 200, and partially pass through described fixed orifice 202 and expose outside described sidewall 201, and described optical connector 5 is inserted in one end of described fixed mount 8, described external optical connector 300 is inserted in the other end of described fixed mount 8 from the outside, thus be coupled with described optical connector 5, and described optical connector 8 is identical structure with described external optical connector 300.Certainly, in other embodiments, described fixed mount 8 can only arrange one, or two described optical connectors 5 share a described fixed mount 8, described fixed mount 8 also can be fixed on the edge of described circuit board 1, only through described fixed orifice 202, and is not fixed on described casing 200.
Refer to Fig. 2, Fig. 4 and Fig. 6, during assembling, first open the described lid 33 being articulated in described insulating body 31, described built-in module 41 is installed in described receiving space 34 from top to bottom; Then in the plane being parallel to described circuit board 1, described external module 42 is docked with described built-in module 41 fixing; Then described holding piece 7 is held in from top to bottom the described condenser 414 of mutual fixing and described external module 42; Then described lid 33 turn buckle is held in described insulating body 31 again, now described pressing part 331 is connected to the board body part (not shown) at described holding piece 7 top downwards, and then described holding piece 7 suppresses described opto-electronic conversion module 4, finally described optical connector 5 is plugged the described fixed mount 8 be installed on described casing 200, now complete the assembling of described smooth coupling assembling 100.
In sum, the utility model light coupling assembling 100 has following beneficial effect:
1, because arrange described electric connector 3 on described circuit board 200, and described opto-electronic conversion module 4 is installed on described electric connector 3, so described opto-electronic conversion module 4 is not allowed directly to be located on described circuit board 200, can make when described opto-electronic conversion module 4 is because of radium-shine and after damaging, only need from described electric connector 3, take out the described opto-electronic conversion module 4 more renewed easily, thus described smooth coupling assembling 100 can be worked on use.
2, because the multiple described leg 322 place straight line of described electric connector 3 and the multiple described pin 21 place straight line parallel of described chip 2 side are arranged, so being beneficial to the better distribution of conductive traces on described circuit board 1 for signal transmission between described electric connector 3 and described chip 2, too much transferring on described circuit board 1 without the need to making conductive traces.
3, the diagonal L of described chip 2 is perpendicular to described sidewall 201, or described dual side-edge a, b of described chip 2 are obliquely installed with described sidewall 201 respectively, and acute rake angle is 45 degree, and the vicinity of described dual side-edge a, b all arranges described electric connector 3, setting like this can make two described electric connectors, 3 points of described sidewalls 201 being clipped to described casing 200 apart from isometric, so can use the conductive traces on isometric described optical transmission line 6 and isometric described circuit board 1.
4, the length because of simultaneously two described optical transmission lines 6 of corresponding two described electric connectors 3 is identical, thus ensures the simultaneity of Signal transmissions.
5, described fixed mount 8 wear be immobilizated in described casing 200 described fixed orifice 201 in, and described optical connector 5 corresponding inserted is in described fixed mount 8, said optical connector 5 can be installed on the edge of described circuit board 1, and described circuit board 1 so can be made to need not be as big as to the sidewall 201 of close described casing 200.
More than describe the explanation being only the preferred embodiment of the utility model in detail, non-the scope of the claims therefore limiting to the utility model, so all this creation of utilization instructionss and the equivalence techniques change for it of diagramatic content institute, be all contained in the scope of the claims of this creation.

Claims (21)

1. a light coupling assembling, is characterized in that, comprising:
One circuit board;
One chip, is located on described circuit board;
One electric connector, contiguous described chip is arranged on described circuit board, and described electric connector and described chip are electrically connected;
One opto-electronic conversion module, is installed on described electric connector, and is connected with described electric connector;
One optical connector, is located on a casing, in order to dock with an external optical connector;
One optical transmission line, connects described opto-electronic conversion module and described optical connector.
2. light coupling assembling as claimed in claim 1, is characterized in that: multiple leg place straight line of described electric connector and multiple pin places straight line parallel of described chip side are arranged.
3. light coupling assembling as claimed in claim 1, it is characterized in that: described smooth coupling assembling has two described electric connectors, the leg place straight line of two described electric connectors is parallel to the both sides of described chip by chip respectively.
4. light coupling assembling as claimed in claim 3, is characterized in that: two described electric connectors are that 45 degree of angles are obliquely installed respectively with the same side of described casing.
5. light coupling assembling as claimed in claim 3, is characterized in that: the length of two described optical transmission lines of corresponding two described electric connectors is identical.
6. light coupling assembling as claimed in claim 1, is characterized in that: mutually tilting with the side of described casing of described chip.
7. light coupling assembling as claimed in claim 6, is characterized in that: described chip be that 45 degree of angles are obliquely installed with the side of described casing.
8. light coupling assembling as claimed in claim 1, it is characterized in that: described electric connector is provided with a removable cover, described removable cover projection one pressing part is in order to suppress described opto-electronic conversion module.
9. light coupling assembling as claimed in claim 1, is characterized in that: comprise the fixed mount being installed on described casing further, described optical connector is installed on described fixed mount.
10. light coupling assembling as claimed in claim 1, is characterized in that: described optical connector model is any one in FC, SC, LC, ST.
11. light coupling assemblings as claimed in claim 1, is characterized in that: described electric connector transfer rate is 20GB.
12. 1 kinds of light coupling assemblings, it is located at a casing, it is characterized in that, comprising:
One circuit board, is located in described casing;
One chip, is located on described circuit board;
One electric connector, contiguous described chip is arranged on described circuit board, and described electric connector and described chip are electrically connected;
One opto-electronic conversion module, is installed on described electric connector;
One optical connector, is located at the edge of described circuit board, in order to dock with an external optical connector;
One optical transmission line, connects described opto-electronic conversion module and described optical connector.
13. light coupling assemblings as claimed in claim 12, is characterized in that: multiple leg place straight line of described electric connector and multiple pin places straight line parallel of described chip side are arranged.
14. light coupling assemblings as claimed in claim 12, is characterized in that: described smooth coupling assembling has two described electric connectors, the leg place straight line of two described electric connectors is parallel to the both sides of described chip by chip respectively.
15. light coupling assemblings as claimed in claim 14, is characterized in that: two described electric connectors are that 45 degree of angles are obliquely installed respectively with the same side of described casing.
16. light coupling assemblings as claimed in claim 14, is characterized in that: the length of two described optical transmission lines of corresponding two described electric connectors is identical.
17. light coupling assemblings as claimed in claim 14, is characterized in that: the described optical connector of described electric connector correspondence at least two, two described optical connectors are installed on a fixed mount, and described fixed mount is installed on described casing.
18. light coupling assemblings as claimed in claim 12, is characterized in that: described chip is rectangular, and a pair linea angulata of described chip is perpendicular to the side of described casing.
19. light coupling assemblings as claimed in claim 12, is characterized in that: described electric connector is provided with a removable cover, described removable cover projection one pressing part is in order to suppress described opto-electronic conversion module.
20. light coupling assemblings as claimed in claim 12, is characterized in that: described optical connector model is any one in FC, SC, LC, ST.
21. light coupling assemblings as claimed in claim 12, is characterized in that: described electric connector transfer rate is 20GB.
CN201520115816.9U 2015-02-12 2015-02-12 Light coupling assembling Active CN204631296U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021193446A (en) * 2017-03-08 2021-12-23 ソニー・オリンパスメディカルソリューションズ株式会社 Transmission cable

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021193446A (en) * 2017-03-08 2021-12-23 ソニー・オリンパスメディカルソリューションズ株式会社 Transmission cable
JP7143492B2 (en) 2017-03-08 2022-09-28 ソニー・オリンパスメディカルソリューションズ株式会社 transmission cable
US11982846B2 (en) 2017-03-08 2024-05-14 Sony Olympus Medical Solutions Inc. Medical apparatus and method of manufacturing medical apparatus

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