CN2768324Y - Optical transceiver with novel structure - Google Patents
Optical transceiver with novel structure Download PDFInfo
- Publication number
- CN2768324Y CN2768324Y CNU2005200020957U CN200520002095U CN2768324Y CN 2768324 Y CN2768324 Y CN 2768324Y CN U2005200020957 U CNU2005200020957 U CN U2005200020957U CN 200520002095 U CN200520002095 U CN 200520002095U CN 2768324 Y CN2768324 Y CN 2768324Y
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- CN
- China
- Prior art keywords
- printed circuit
- circuit board
- optical transceiver
- pedestal
- pin
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to an optical transceiver with novel structures, which comprises a base, a connecting socket for inserting with a fiber optic splice, an external cover, an optical transmission module which is arranged on the base, a first hard printed circuit board which is vertically stuck to the pin at the receiving terminal of the optical transmission module, a second hard printed circuit board which is horizontally arranged and is connected with the pin at the transmitting terminal of the optical transmission module, and a trip used for fixing the second hard printed circuit board. The optical transceiver with a novel structure of the utility model can simplify the combination process of the optical transmission module and the printed circuit board and reduces noise manufacture and power dissipation.
Description
Technical field
The optical transceiver of the relevant a kind of novel structure of the utility model refers to that especially a kind of light of simplifying passes the optical transceiver that connects the combination process between module and printed circuit board (PCB) and reduce noise generation and power dissipation.
Background technology
Optical transceiver mainly comprises passing in order to the Connection Block that connects jumper (patch cord), light and connects module with circuit board constitutes, and the light biography connects module and has signal receiving terminal pin and transmission ends pin, and both dispose in the mode that is perpendicular to one another.Known optical transceiver mainly is welded by two printed circuit board (PCB)s and this receiving terminal and transmission ends, and in order to cooperate the front end signal pin of optical transceiver, these two printed circuit board (PCB)s vertically carry with parallel mode to each other and are configured on the optical transceiver pedestal.Shown in the 1st figure, in the optical transceiver of commonly using at present 1, pass the printed circuit board (PCB) 5 that the pin 3 connect module 2 receiving terminals is connected with light, in order to reach desired electric signal transmission, the printed circuit plate thickness that uses must be more than 1 millimeter (mm), therefore it is narrow and small with the assembly space of 5 of printed circuit board (PCB)s that light passes the pin 3 that connects module 2 receiving terminals, and printed circuit board (PCB)s 5 ' that are therefore general and pin 3 welds are to use flexible (soft) printed circuit board (PCB) to be beneficial to assemble.But flexible print wiring board is owing to be soft, and the operation of therefore welding receiving terminal pin 3 thereon is difficult for, and yield is lower, and the price of flexible electric circuit board also more increases manufacturing cost than costliness.
In addition, be located at pin 4 that light passes the transmission ends connect module 2 front ends, be welded on this printed circuit board (PCB) 6 after must bending an angle of 90 degrees for cooperating vertically disposed printed circuit board (PCB) 6.Therefore this moment, the process of bending also may cause the pin fracture because pin 4 diameters are quite thin, and this also is one of the reason that causes fraction defective.Therefore need a kind ofly simplify processing procedure, increase fine ratio of product, the generation of reduction noise, reduce power dissipation, reduction manufacturing cost, the while still can reach the optical transceiver of desired electric signal transmission.
The present utility model people etc. based on the shortcoming of above-mentioned known optical transceiver, and carry out broad research to each structure in it, thereby finish the utility model.
The utility model content
The utility model is relevant a kind of optical transceiver, comprises a pedestal, and this pedestal lower surface is provided with receiving terminal signal pin and transmission ends signal pin; A connecting seat is in order to peg graft with optical fiber splice; One enclosing cover which is provided with a plurality of ventilative louvres; One light passes and to connect module, is to have receiving terminal pin and transmission ends pin and be arranged on this pedestal; One first hard (rigid) printed circuit board (PCB) is to pass with this light that the pin (pin) that connects the module receiving terminal is vertical to be attached and be connected with the set receiving terminal signal pin in this pedestal below; One second hard printed circuit board is to pass with this light that the pin that connects the module transmission ends is connected and horizontal arrangement is being connected on this pedestal and with set transmission ends signal pin below this pedestal; And one or more trip, in order to fix this second hard printed circuit board.
In the optical transceiver of the present utility model, this first hard printed circuit board is made of the hard plastic plate of 0.45～0.7 millimeter of thickness and the circuit that is printed on this plastic plate.By the printed circuit board (PCB) of used thickness in this scope, except can reaching optical transceiver required various electrical propertiess and transport property, the pin that can make the light biography connect the module receiving terminal is welded on first hard printed circuit board easily and makes it be easy to be installed on the pedestal, thereby can simplify and make and installation process.
In the optical transceiver of the present utility model, second hard printed circuit board is to utilize the pillar horizontal arrangement on pedestal, and is connected with transmission ends signal pin by a plastic cement piece that includes connecting line.Horizontal arrangement by this, this light passes the transmission ends pin that connects module can not need any bending angle directly to be welded on second hard printed circuit board, thereby can improve the product yield.This second hard printed circuit board is to fix by trip, when being connected with jumper with the Connection Block of avoiding optical transceiver, may rock because of the plug of optical fiber splice, or when being subjected to external force, causing pad scolding tin between the transmission ends pin and second hard printed circuit board to come off and avoid producing noise because of transmission ends signal pin.
Moreover, first hard printed circuit board of optical transceiver of the present utility model is provided with trip in order to do supplying to embed in the pedestal in its bottom, when being connected with jumper with the Connection Block of avoiding optical transceiver, may rock because of the plug of optical fiber splice, or when being subjected to external force, causing pad scolding tin between the receiving terminal pin and first hard printed circuit board to come off and avoid noise to produce because of transmission ends signal pin.
In the optical transceiver of the present utility model, the first hard printed circuit board inboard can be provided with an insulating lid again, in order to protect the printed circuit on first hard printed circuit board.
In the optical transceiver of the present utility model, can produce heat in use because the light biography connects module, therefore outer covering is provided with a plurality of ventilative louvres.And pass when connecing module and being higher-wattage when making to use up, the heat that produces is higher relatively, therefore pass to connect at light and can be provided with the fin (heatsink) that directly contacts with louvre on the module again, the contact area of fin and enclosing cover is increased, can be by the conductive force of this fin, quicken its heat radiation, reduce working temperature.
In the optical transceiver of the present utility model, being connected and fixed between this enclosing cover and this pedestal, be to utilize fixture to be fixed, for example can outside this, cover to be provided with lug and to be provided with groove and be provided with trip and be provided with projection for chimeric fixing in the pedestal corresponding section in order to do fixing for chimeric, also can be outside this, to cover in the pedestal corresponding section.As long as these fixtures can reach fixedly purpose, be not limited to the above-mentioned person of giving an example.
Description of drawings
Fig. 1 is the top view of known optical transceiver structure;
Fig. 2 is the side-looking part explosive view of the optical transceiver of a concrete example of the present utility model;
Fig. 3 is another visual angle side-looking part explosive view of the optical transceiver of Fig. 2;
Fig. 4 is the side-looking part explosive view of the optical transceiver of another concrete example of the utility model; And
Fig. 5 is another visual angle side-looking part explosive view of the optical transceiver of the 4th figure.
Figure number wherein
1 optical transceiver
2 light pass and connect module
3 receiving terminal pins
4 transmission ends pins
5,6 printed circuit board (PCB)s
5 ' flexible print wiring board
21 pedestals
211 grooves
22 Connection Blocks
23 enclosing covers
231 ventilative louvres
232 lugs
24 light pass and connect module
25 first hard printed circuit board
26 second hard printed circuit board
27 pads
28 receiving terminal signal pins
29 insulating lids
30 transmission ends pins
31 plastic cement pieces
32 transmission ends signal pins
33 pillars
34 trips
35 fin
351 lugs
Embodiment
The utility model will cooperate the graphic the utility model that further describes with following specific embodiment, but this specific embodiment only be a preferred embodiment of the present utility model and only in order to the present invention to be described, and not in order to limit scope of the present utility model.
At first see also Fig. 2, optical transceiver of the present utility model is by a pedestal 21; One in order to form with the Connection Block 22 and an enclosing cover 23 of optical fiber splice grafting.On this pedestal 21, the light biography is set connects module 24, first hard printed circuit board 25 and second hard printed circuit board 26.This light passes the receiving terminal pin (not shown) that connects module 24 and directly welds shown in pad 27 with first hard printed circuit board 25, and is connected to the receiving terminal signal pin 28 of optical transceiver by this first hard printed circuit board 25.These first hard printed circuit board, 25 lower ends are provided with a trip (not shown) and embed on the pedestal 21 also fixing.According to this, can avoid rocking, or when being subjected to external force, cause pad scolding tin between the receiving terminal pin and first hard printed circuit board to come off and avoid noise to produce because of transmission ends signal pin because of the plug of optical fiber splice.
Then see also Fig. 3.In these first hard printed circuit board, 25 inboards,, can be provided with an insulating lid 29 again for protecting this printed circuit.And the transmission ends pin 30 that this light biography connects module 24 directly is welded on second hard printed circuit board 26, and this second hard printed circuit board 26 is fixed on the pedestal 21 and by the plastic cement piece 31 that includes connecting line by pillar 33 and is connected with transmission ends signal pin 32.It is further fixing that this second hard printed circuit board 26 is provided with one or more trip 34 again, can avoid according to this rocking because of the plug of optical fiber Connection Block 22, or when being subjected to external force, causing pad scolding tin between the transmission ends pin and second hard printed circuit board to come off and avoid producing noise because of transmission ends signal pin 32.
After the configuration, the socket enclosing cover 23 thereon according to this, and this enclosing cover 23 is provided with a plurality of ventilative louvres 231, especially are located to pass corresponding to this light to connect module 24 side parts, discharged by this and dispel the heat in order to do the heat that light is passed connect module to produce when the work.
These enclosing cover 23 lower ends are provided with lug 232 and are provided with groove 211 in pedestal 21 corresponding sections, make enclosing cover be fixed in purpose on the pedestal in order to do engaging by 211 of this lug 232 and grooves mutual to reach.
Then see also Fig. 4 and 5.Fig. 4 and 5 is side-looking part explosive views of another concrete example of the utility model; Wherein each formation is identical with the formation of Fig. 2 and 3, also continues to use identical numbering with member and element identical in Fig. 2 and 3.In this preferred embodiment, connect module 24 surfaces in this light biography, be provided with a fin 35 again, this fin 35 has the shape that passes module 24 corresponding to the light of desiring socket, and respectively form a lug 351 at upper surface and side surface place, lug 351 directly contacts with the air-vent 231 that covers corresponding setting outward and increases the surface area that dispels the heat by this, can more quicken heat radiation by this, and then reduce working temperature.
Optical transceiver according to tool novel structure of the present utility model, because passing the printed circuit board (PCB) that the pin connect the module receiving terminal is connected with light is to use hard printed circuit board and does not use the employed flexible printed wiring board of known optical transceiver, therefore the pin that makes the light biography connect the module receiving terminal is easy to be welded on this printed circuit board (PCB) and reduces manufacturing cost, and passing second hard printed circuit board that the pin that connects the module transmission ends is connected with this light is horizontal arrangement, make this pin and must not bend an angle, processing procedure is simplified with the direct welding of printed circuit board (PCB).
In addition, according to formation of the present utility model, remove and to simplify light and pass the combination process that connects between module and printed circuit board (PCB), more can reduce noise generation and power dissipation, and have progressive and usability on the industry.
Claims (7)
1. optical transceiver comprises:
One pedestal, this pedestal lower surface are provided with receiving terminal signal pin and transmission ends signal pin;
A connecting seat is in order to peg graft with optical fiber splice;
One enclosing cover which is provided with a plurality of ventilative louvres;
One light passes and to connect module, is to have receiving terminal pin and transmission ends pin and be arranged on this pedestal;
One first hard printed circuit board is to pass the vertical attaching of the pin that connects the module receiving terminal with this light and be connected with the set receiving terminal signal pin of this pedestal;
One second hard printed circuit board is to pass with this light that the pin that connects the module transmission ends is connected and horizontal arrangement is connected on this pedestal and with the set transmission ends signal pin of this pedestal; And
One or more trip is in order to fix this second hard printed circuit board.
2. optical transceiver as claimed in claim 1, wherein this first hard printed circuit board is made of the hard plastic plate of thickness 0.45～0.7mm and the circuit that is printed on this hard plastic plate.
3. optical transceiver as claimed in claim 1, wherein this first hard printed circuit board inboard can be provided with an insulating lid again, in order to protect the printed circuit on first hard printed circuit board.
4. optical transceiver as claimed in claim 1, wherein this light passes to connect and is provided with fin on the module again.
5. optical transceiver as claimed in claim 4, wherein this fin be provided with again lug in order to do with cover set ventilative louvre outward and directly contact.
6. optical transceiver as claimed in claim 1, wherein this second hard printed circuit board is to be connected by the set transmission ends signal pin in a plastic cement piece that includes connecting line and this pedestal below.
7. optical transceiver as claimed in claim 1, wherein this first hard printed circuit board is to embed by in its bottom trip being set and be fixed on the pedestal and be connected with set receiving terminal signal pin below this pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200020957U CN2768324Y (en) | 2005-02-04 | 2005-02-04 | Optical transceiver with novel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200020957U CN2768324Y (en) | 2005-02-04 | 2005-02-04 | Optical transceiver with novel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2768324Y true CN2768324Y (en) | 2006-03-29 |
Family
ID=36682192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200020957U Expired - Fee Related CN2768324Y (en) | 2005-02-04 | 2005-02-04 | Optical transceiver with novel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2768324Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101726809B (en) * | 2006-07-18 | 2012-05-30 | 日本电气株式会社 | Optical transceiver |
| CN102811099A (en) * | 2011-06-02 | 2012-12-05 | 住友电气工业株式会社 | Optical transceiver |
| US9052477B2 (en) | 2009-10-29 | 2015-06-09 | Sumitomo Electric Industries, Ltd. | Optical transceiver with inner fiber set within tray securing thermal path from electronic device to housing |
-
2005
- 2005-02-04 CN CNU2005200020957U patent/CN2768324Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101726809B (en) * | 2006-07-18 | 2012-05-30 | 日本电气株式会社 | Optical transceiver |
| US9052477B2 (en) | 2009-10-29 | 2015-06-09 | Sumitomo Electric Industries, Ltd. | Optical transceiver with inner fiber set within tray securing thermal path from electronic device to housing |
| CN102811099A (en) * | 2011-06-02 | 2012-12-05 | 住友电气工业株式会社 | Optical transceiver |
| CN102811099B (en) * | 2011-06-02 | 2016-05-18 | 住友电气工业株式会社 | Optical transceiver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: APPLIED OPTOELECTRONICS, INC Free format text: FORMER OWNER: SPACE SHUTTLE HI-TECH CO., LTD. Effective date: 20070413 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070413 Address after: South Dunhua Daan District of Taiwan city in Taipei province 2 No. 1 12 floor Patentee after: Applied Optoelectronics, Inc. Address before: Lin Xiang Wu Long Cun, Hsinchu County, Taiwan province and the five dome Street No. 226 Patentee before: Space Shuttle Hi-Tech Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: NINGBO GLOBAL RADIO Free format text: FORMER OWNER: APPLIED OPTOELECTRONICS, INC Effective date: 20080411 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080411 Address after: Zhejiang city of Ningbo Province Wang Shanshan Lu Chun Industrial Park No. 168, zip code: 315000 Patentee after: Ningbo Global Broadcast And Tv Technology Co., Ltd. Address before: South Dunhua Daan District of Taiwan city in Taipei province 2 No. 1 12 floor, zip code: 000000 Patentee before: Applied Optoelectronics, Inc. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060329 Termination date: 20140204 |