TWI495916B - Optical module - Google Patents
Optical module Download PDFInfo
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- TWI495916B TWI495916B TW102114284A TW102114284A TWI495916B TW I495916 B TWI495916 B TW I495916B TW 102114284 A TW102114284 A TW 102114284A TW 102114284 A TW102114284 A TW 102114284A TW I495916 B TWI495916 B TW I495916B
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- conversion device
- photoelectric conversion
- plastic body
- lens
- photoelectric
- Prior art date
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- Optical Couplings Of Light Guides (AREA)
- Light Receiving Elements (AREA)
Description
本發明涉及一種光電變換裝置,尤其是一種可準確接收光訊號之光電變換裝置。 The invention relates to a photoelectric conversion device, in particular to a photoelectric conversion device capable of accurately receiving an optical signal.
中國大陸專利公開第102667565A號揭示了一種習知的光電變換裝置,該光電變換裝置只能接收在豎直方向上傳輸之光訊號,而從光纖發出之光訊號是沿水準方向傳輸的,故,必須在光纖與光電變換裝置之間設置透鏡陣列,把從光纖發出之光訊號變換傳輸方向使其沿豎直方向傳輸,達到可以被光電變換裝置接收之目的。然,該種設計必須增加透鏡陣列,造成成本的浪費,且透鏡陣列需要與光電變換裝置精確對位,組裝過於繁瑣。 The Chinese Patent Publication No. 102667565A discloses a conventional photoelectric conversion device which can only receive optical signals transmitted in a vertical direction, and the optical signals emitted from the optical fibers are transmitted in the horizontal direction. A lens array must be disposed between the optical fiber and the photoelectric conversion device, and the optical signal emitted from the optical fiber is converted and transmitted in a vertical direction to be received by the photoelectric conversion device. However, this kind of design must increase the lens array, which causes waste of cost, and the lens array needs to be accurately aligned with the photoelectric conversion device, and the assembly is too cumbersome.
鑒於此,確有必要對現有的光電變換裝置進行改進以克服現有技術的上述缺陷。 In view of this, it is indeed necessary to improve the existing photoelectric conversion device to overcome the above-mentioned drawbacks of the prior art.
本發明的目的在於提供一種可準確接收光訊號並有利於高頻傳輸之光電變換裝置。 It is an object of the present invention to provide a photoelectric conversion device that can accurately receive optical signals and facilitate high-frequency transmission.
為解決前述技術問題,本發明提供一種光電變換裝置,其設置在電路板上以接收光訊號並把光訊號轉換成電訊號,該光電變換裝置包括塑膠本體、設置在塑膠本體上之複數導電端子與把光訊號聚集在一起之透鏡及與導電端子焊接之光電元件,所述光電元件 與透鏡在豎直方向上對齊。 In order to solve the foregoing technical problems, the present invention provides a photoelectric conversion device that is disposed on a circuit board to receive an optical signal and convert the optical signal into an electrical signal. The photoelectric conversion device includes a plastic body and a plurality of conductive terminals disposed on the plastic body. a lens that is integrated with the optical signal and a photovoltaic element that is soldered to the conductive terminal, the photovoltaic element Align with the lens in the vertical direction.
相較於先前技術,由於本發明光電變換裝置設有把光訊號聚集在一起之透鏡,透鏡與光電元件在豎直方向上對齊,確保光電變換裝置可以準確接收光訊號,另外本發明光電變換裝置設有導電端子電性連接光電元件與電路板,有效降低電阻與電感,有利於高頻傳輸之發展。 Compared with the prior art, since the photoelectric conversion device of the present invention is provided with a lens for collecting optical signals together, the lens and the photoelectric element are aligned in the vertical direction, thereby ensuring that the photoelectric conversion device can accurately receive the optical signal, and the photoelectric conversion device of the present invention. The conductive terminal is electrically connected to the photoelectric component and the circuit board, thereby effectively reducing the resistance and the inductance, and is favorable for the development of the high frequency transmission.
100‧‧‧光電變換裝置 100‧‧‧ photoelectric conversion device
1‧‧‧塑膠本體 1‧‧‧Plastic body
10‧‧‧上表面 10‧‧‧ upper surface
101‧‧‧透鏡 101‧‧‧ lens
102‧‧‧定位孔 102‧‧‧Positioning holes
11‧‧‧下表面 11‧‧‧ Lower surface
110‧‧‧支撐部 110‧‧‧Support
112‧‧‧收容槽 112‧‧‧ Containment trough
113‧‧‧凹陷部 113‧‧‧Depression
2‧‧‧導電端子 2‧‧‧Electrical terminals
21‧‧‧基部 21‧‧‧ base
22‧‧‧第一焊接部 22‧‧‧First Welding Department
23‧‧‧第二焊接部 23‧‧‧Second welding department
3‧‧‧固定端子 3‧‧‧Fixed terminals
31‧‧‧固定部 31‧‧‧ Fixed Department
32‧‧‧固定腳 32‧‧‧Fixed feet
4‧‧‧光電元件 4‧‧‧Optoelectronic components
41‧‧‧第一導電片 41‧‧‧First conductive sheet
42‧‧‧第二導電片 42‧‧‧Second conductive sheet
5‧‧‧焊料 5‧‧‧ solder
6‧‧‧電路板 6‧‧‧Circuit board
61‧‧‧通孔 61‧‧‧through hole
7‧‧‧光纖模組 7‧‧‧Fiber optic modules
71‧‧‧光纖 71‧‧‧ fiber optic
72‧‧‧第二透鏡 72‧‧‧second lens
73‧‧‧定位柱 73‧‧‧Positioning column
第一圖為本發明光電變換裝置之立體分解圖;第二圖為第一圖所示之塑膠本體的立體圖;第三圖為本發明光電變換裝置與光纖模組以及電路板組裝前之立體圖;第四圖為本發明光電變換裝置與光纖模組以及電路板組裝後之立體圖;第五圖為第四圖所示組裝圖沿線V-V的剖示圖;及第六圖為第五圖所示剖示圖之畫圈部分的放大圖。 The first figure is an exploded perspective view of the photoelectric conversion device of the present invention; the second figure is a perspective view of the plastic body shown in the first figure; and the third figure is a perspective view of the photoelectric conversion device, the optical fiber module and the circuit board before assembly of the present invention; The fourth figure is a perspective view of the photoelectric conversion device of the present invention assembled with the optical fiber module and the circuit board; the fifth figure is a cross-sectional view along the line VV of the assembly drawing shown in the fourth figure; and the sixth figure is the sectional view shown in the fifth figure. An enlarged view of the circled portion of the diagram.
請參閱第一圖和第四圖所示,本發明光電變換裝置100設置在電路板6上以接收從光纖模組7發出之光訊號並把光訊號轉換成電訊號,該光電變換裝置100包括塑膠本體1、設置在塑膠本體1上之透鏡101、複數導電端子2與固定端子3、複數焊料5及光電元件4。 Referring to the first and fourth figures, the photoelectric conversion device 100 of the present invention is disposed on the circuit board 6 to receive the optical signal emitted from the optical fiber module 7 and convert the optical signal into an electrical signal. The photoelectric conversion device 100 includes The plastic body 1 includes a lens 101 disposed on the plastic body 1, a plurality of conductive terminals 2 and fixed terminals 3, a plurality of solders 5, and a photovoltaic element 4.
請參閱第一圖和第二圖所示,塑膠本體1設有靠近電路板6之下表 面11及與下表面11相對之上表面10。塑膠本體1設有自下表面11向塑膠本體1內部凹陷之凹陷部113及複數收容槽112。收容槽112之延伸方向與凹陷部113之延伸方向垂直。塑膠本體1還設有自下表面11延伸設置之複數支撐部110及貫穿上表面10與下表面11之一對定位孔102。複數透鏡101設置在塑膠本體1之上表面10。 Referring to the first figure and the second figure, the plastic body 1 is provided near the lower surface of the circuit board 6. The face 11 and the upper surface 11 are opposite the upper surface 10. The plastic body 1 is provided with a recessed portion 113 recessed from the lower surface 11 toward the inside of the plastic body 1 and a plurality of receiving grooves 112. The extending direction of the receiving groove 112 is perpendicular to the extending direction of the recessed portion 113. The plastic body 1 is further provided with a plurality of support portions 110 extending from the lower surface 11 and a pair of positioning holes 102 penetrating the upper surface 10 and the lower surface 11. The complex lens 101 is disposed on the upper surface 10 of the plastic body 1.
導電端子2設有基部21及自基部21之相對兩端延伸出的第一焊接部22與第二焊接部23。固定端子3設有固定部31及自固定部31延伸出之複數固定腳32。光電元件4設有位於第一排之複數第一導電片41及位於第二排之複數第二導電片42。 The conductive terminal 2 is provided with a base portion 21 and a first solder portion 22 and a second solder portion 23 extending from opposite ends of the base portion 21. The fixed terminal 3 is provided with a fixing portion 31 and a plurality of fixing legs 32 extending from the fixing portion 31. The photovoltaic element 4 is provided with a plurality of first conductive sheets 41 in the first row and a plurality of second conductive sheets 42 in the second row.
請參閱第三圖與第六圖所示,本發明實施方式在光電變換裝置100組裝時,把導電端子2組裝入塑膠本體1之收容槽112內,把固定端子3組裝入塑膠本體1之凹陷部113內,再把光電元件4與導電端子2與固定端子3焊接在一起,光電元件4之第一導電片41通過焊料5與固定端子3之固定腳32焊接在一起,光電元件4之第二導電片42通過焊料5與導電端子2之第一焊接部22焊接在一起,此時,光電元件4與透鏡101在豎直方向上對齊以接收從透鏡101聚集之光訊號。固定端子3焊接到光電元件4用來平衡固定光電元件4。 Referring to the third and sixth figures, in the embodiment of the present invention, when the photoelectric conversion device 100 is assembled, the conductive terminals 2 are assembled into the receiving slots 112 of the plastic body 1, and the fixed terminals 3 are assembled into the recess of the plastic body 1. In the portion 113, the photoelectric element 4 and the conductive terminal 2 and the fixed terminal 3 are soldered together, and the first conductive sheet 41 of the photovoltaic element 4 is soldered to the fixing leg 32 of the fixed terminal 3 by the solder 5, and the photoelectric element 4 is The two conductive sheets 42 are soldered to the first solder portion 22 of the conductive terminal 2 by the solder 5, and at this time, the photovoltaic element 4 is aligned with the lens 101 in the vertical direction to receive the light signal collected from the lens 101. The fixed terminal 3 is soldered to the photovoltaic element 4 for balancing the fixed photovoltaic element 4.
請參閱第三圖至第六圖所示,本發明光電變換裝置100使用時,導電端子2之第二焊接部23通過焊料5焊接到電路板6上,第二焊接部23延伸出塑膠本體1之下表面10,光電元件4與塑膠本體1之支撐部110支撐在電路板6上,此時,電路板6設置之通孔61與電變換裝置100之定位孔102對齊。光纖模組7設有定位柱73,組裝時,定位柱73穿過光電變換裝置100之定位孔102與電路板6之通 孔61,使得光纖模組7與光電變換裝置100及電路板6組裝在一起。 Referring to the third to sixth figures, when the photoelectric conversion device 100 of the present invention is used, the second soldering portion 23 of the conductive terminal 2 is soldered to the circuit board 6 by the solder 5, and the second soldering portion 23 extends out of the plastic body 1. The lower surface 10, the photovoltaic element 4 and the support portion 110 of the plastic body 1 are supported on the circuit board 6. At this time, the through hole 61 provided in the circuit board 6 is aligned with the positioning hole 102 of the electric conversion device 100. The optical fiber module 7 is provided with a positioning post 73. When assembled, the positioning post 73 passes through the positioning hole 102 of the photoelectric conversion device 100 and the circuit board 6. The hole 61 allows the optical fiber module 7 to be assembled with the photoelectric conversion device 100 and the circuit board 6.
請參閱第五圖所示,光纖模組7設置之第二透鏡72把從光纖71發出之發散的光訊號變成平行之光訊號,本發明光電變換裝置100設置之透鏡101把從第二透鏡72發出之平行的光訊號聚集到一起,由於光電元件4與透鏡101在豎直方向上對齊,光電元件4可以順利接收到從透鏡101聚集之光訊號,進而把光訊號轉換成電訊號。 Referring to FIG. 5, the second lens 72 disposed on the optical fiber module 7 converts the diverged optical signal emitted from the optical fiber 71 into a parallel optical signal, and the lens 101 disposed on the photoelectric conversion device 100 of the present invention passes the second lens 72. The emitted parallel optical signals are gathered together. Since the photovoltaic element 4 and the lens 101 are aligned in the vertical direction, the photoelectric element 4 can smoothly receive the optical signal collected from the lens 101, thereby converting the optical signal into an electrical signal.
本發明光電變換裝置100設有聚集光訊號之透鏡101及與透鏡101在豎直方向上對齊之光電元件4,確保光電元件4可順利接收到從透鏡101聚集之光訊號;再者,通過導電端子2電性連接光電元件與電路板6,有效降低電阻與電感,有利於高頻傳輸的發展。 The photoelectric conversion device 100 of the present invention is provided with a lens 101 for collecting optical signals and a photoelectric element 4 aligned with the lens 101 in the vertical direction, ensuring that the photoelectric element 4 can smoothly receive the optical signals collected from the lens 101; The terminal 2 is electrically connected to the photoelectric element and the circuit board 6, which effectively reduces the resistance and the inductance, and is favorable for the development of high frequency transmission.
1‧‧‧塑膠本體 1‧‧‧Plastic body
101‧‧‧透鏡 101‧‧‧ lens
2‧‧‧導電端子 2‧‧‧Electrical terminals
22‧‧‧第一焊接部 22‧‧‧First Welding Department
23‧‧‧第二焊接部 23‧‧‧Second welding department
3‧‧‧固定端子 3‧‧‧Fixed terminals
4‧‧‧光電元件 4‧‧‧Optoelectronic components
6‧‧‧電路板 6‧‧‧Circuit board
7‧‧‧光纖模組 7‧‧‧Fiber optic modules
71‧‧‧光纖 71‧‧‧ fiber optic
72‧‧‧第二透鏡 72‧‧‧second lens
Claims (7)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW102114284A TWI495916B (en) | 2013-04-23 | 2013-04-23 | Optical module |
US14/260,209 US9383531B2 (en) | 2013-04-23 | 2014-04-23 | Light signal gathering device and optical module used thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW102114284A TWI495916B (en) | 2013-04-23 | 2013-04-23 | Optical module |
Publications (2)
Publication Number | Publication Date |
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TW201441706A TW201441706A (en) | 2014-11-01 |
TWI495916B true TWI495916B (en) | 2015-08-11 |
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Application Number | Title | Priority Date | Filing Date |
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TW102114284A TWI495916B (en) | 2013-04-23 | 2013-04-23 | Optical module |
Country Status (1)
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TW (1) | TWI495916B (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW201250316A (en) * | 2011-05-04 | 2012-12-16 | Siemon Co | Fiber optic connector |
US20120326014A1 (en) * | 2011-06-22 | 2012-12-27 | Hon Hai Precision Industry Co., Ltd. | Optical fiber connector assembly |
TWM445187U (en) * | 2012-07-31 | 2013-01-11 | Pcl Technologies Trading Inc | Photoconduction unit and optical transceiver devices |
-
2013
- 2013-04-23 TW TW102114284A patent/TWI495916B/en not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW201250316A (en) * | 2011-05-04 | 2012-12-16 | Siemon Co | Fiber optic connector |
US20120326014A1 (en) * | 2011-06-22 | 2012-12-27 | Hon Hai Precision Industry Co., Ltd. | Optical fiber connector assembly |
TWM445187U (en) * | 2012-07-31 | 2013-01-11 | Pcl Technologies Trading Inc | Photoconduction unit and optical transceiver devices |
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