CN2513297Y - Photoelectric conversion module unit - Google Patents
Photoelectric conversion module unit Download PDFInfo
- Publication number
- CN2513297Y CN2513297Y CN01256363U CN01256363U CN2513297Y CN 2513297 Y CN2513297 Y CN 2513297Y CN 01256363 U CN01256363 U CN 01256363U CN 01256363 U CN01256363 U CN 01256363U CN 2513297 Y CN2513297 Y CN 2513297Y
- Authority
- CN
- China
- Prior art keywords
- conversion module
- opto
- pedestal
- electronic conversion
- shell fragment
- 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 a photoelectric module conversion unit which comprises a couple of outer shells, and a base taken in the shells, wherein the base is provided with a soleplate, and a couple of side walls extending from both sides of the soleplate. Each of the side walls comprises a front side wall, a back side wall and a take-in slot which is positioned at the space conjoint site between the front side wall and the back side wall. A couple of metal releasing elastic pieces are provided with a fixing and holding part and a bent part; the fixing and holding part can be plugged into the take-in slot, and the bent part is bent for a certain angle as compared with the fixing and holding part. The upper and the lower ends of the bent body are extended with a couple of clamping hooks which can be clamped in an external guiding slide rail for taking in the photoelectric module conversion unit or in a clamping groove of a socket.
Description
[technical field]
The utility model relates to a kind of opto-electronic conversion module that is applied to optical communication system, refers to that especially a kind of tool metal release shell fragment and good earth structure are so that the opto-electronic conversion module of the electrostatic charge that quick drain is accumulated.
[background technology]
The opto-electronic conversion module is in communication system, and normally as the device that carries out bidirectional data transfers between the photoelectricity connecting interface, it can accept the signal of telecommunication, and converts thereof into light signal and transfer out by optical fiber link; Equally, also can accept light signal, and be transmitted in the circuit after being converted to the signal of telecommunication.
The release shell fragment of existing opto-electronic conversion module mostly is integral type greatly and is arranged among the housing, the shell fragment of common this structure is made for the insulation material, therefore, when using this opto-electronic conversion module, inner high speed, high-frequency circuit is easy to generate a large amount of electrostatic charge savings in the opto-electronic conversion module, usually can only constitute the electrostatic charge ground connection discharging that to accumulate after the electric connection by electric connector and external conductive device (as: telecommunications switch housing), to avoid influencing the transmission quality of electrical interface signals in the opto-electronic conversion module.Yet, the discharging of electrostatic charge must depend on and forms multiple spot with the external conductive device and contact to reach and to guarantee the electrostatic charge quick drain, if only depend on the single-point of electric connector and external conductive device to electrically connect, and can't reach the requirement of fast electrostatic charge ground connection being discharged, finally still can influence the quality of electrically transmitting in the opto-electronic conversion module.
For reaching the requirement of above-mentioned electrostatic charge discharging, the structure that can utilize photoelectric conversion device to combine with the telecommunication installation housing, increase the grounding path of photoelectric conversion device, and mostly being integral type, the release shell fragment of existing opto-electronic conversion module is arranged at the housing outer wall, the shell fragment of common this pattern is made for the insulation material, in use, not only fracture but also inconvenient opto-electronic conversion module are realized multipoint earthing easily.
[summary of the invention]
The purpose of this utility model is to provide a kind of opto-electronic conversion module that metal discharges shell fragment that has, but this release shell fragment not only can be fastened in the opto-electronic conversion module in telecommunication installation housing but also double as ground structure, and a grounded circuit more than the opto-electronic conversion module is accumulated in electrostatic charge wherein in order to quick drain.
The purpose of this utility model is achieved in that this opto-electronic conversion module comprises the pedestal of being made by conductive material, the pair of sidewalls that this pedestal has a base plate and extends out from the base plate both sides, this sidewall comprise that a front side wall, a rear wall and take in slot.Pair of metal discharges shell fragment, and this metal release shell fragment has can insert the holding parts of taking in slot, and a bend, extends a pair of grab on it, can engage the opto-electronic conversion module and electrically conduct in the housing of telecommunication installation and with its formation.
Compared with prior art, advantage of the present utility model is: this opto-electronic conversion module utilizes its structure that combines with the telecommunication installation housing, increase the earth point between photoelectric conversion device and the telecommunication installation housing, thereby reach the multipoint earthing path, make the electrostatic charge that is accumulated in the module be discharged rapidly to opto-electronic conversion module outside.
[description of drawings]
Fig. 1 is the three-dimensional exploded view of the utility model opto-electronic conversion module.
Fig. 2 is the utility model opto-electronic conversion module pedestal stereogram partly.
Fig. 3 is an opto-electronic conversion module pedestal part amplification stereogram partly among Fig. 2.
Fig. 4 is the partial, perspective view of opto-electronic conversion module among Fig. 1.
Fig. 5 is the stereogram of Fig. 1 opto-electronic conversion module.
[embodiment]
Please refer to Fig. 1, the utility model opto-electronic conversion module is by a pedestal 1, and a pair of metal that is installed on pedestal 1 relative both sides discharges shell fragment 4 and a pair ofly is installed on 71,72 compositions of dismountable housing on the pedestal.
Please together with reference to Fig. 2 and Fig. 3, this pedestal 1 is to be made by electric conducting material die casting, generally can be metal material, it comprises the rear wall 15 of a base plate 11, a pair of front side wall 13 that extends out from the both sides of base plate 11, a pair of notch cuttype structure and the connecting wall 14 of interconnect function together.This connecting wall 14 is to be extended and be formed on the cascaded surface 152 of rear wall 15 by front side wall 13, keep a segment distance with the plane at rear wall 15 places, be mounted thereon (detailed aftermentioned) so that metal discharges shell fragment 4, a madial wall 151 extends and forms space intervals and constitute with connecting wall 14 from rear wall 15 takes in slot 17.
One support 19 stretches upwards and combines with the inner surface of front side wall 13 from the central part of base plate 11, and pedestal 1 is divided into first half and latter half.Offering two bottoms on this support 19 respectively is semicircular otch 191.Support 21 that extends upward from base plate 11 is divided into two accommodation spaces 230,240 with the first half of pedestal 1, in order to take in inspection optical diode 51 and laser diode 52.Two pairs of fixing arms 130,131 (only showing a fixing arm among the figure) extend in accommodation space 230,240 respectively from the both sides of support 19 upper cuts 191 respectively.
One hollow posts 123 protrudes upward from base plate 11, to assemble the fixedly usefulness of lower house 72 as the cooperation screw, the inner surface of each rear wall 15 is provided with rank 25, a location, which is provided with a protuberance 27, in order to supporting printing board 3, offer a upright opening 270 on this protuberance 27, have a setting circle post 29 near the tail end place on these rank, location 25, can with corresponding installing hole 320 cooperations on the printed circuit board (PCB) 3.
There is a panel 20 front of this pedestal 1, and the width that the width of this panel 20 is defined greater than two front side walls 13 is in order to stop moving freely of cooperation housing 71,72 thereon.Offer a pair of opening 210,220 of taking on this panel 20, connect with accommodation space 230,240 respectively, with insertion interface as extraneous Optical fiber plug (scheming not show).
Pair of metal discharges shell fragment 4, and by the moulding of sheet metal integrated punching, it comprises a holding parts 41, and this holding parts is approximately with to take in slot 17 contour.One bend 42 link to each other with holding parts 41 and with its maintenance approximate vertical, it begins to narrow down with stepped transition gradually from the part that combines with holding parts 41, to alleviate the mechanical strength that metal discharges the suffered bending stress of shell fragment 4 and strengthens shell fragment, two grabs 43 from the both sides up and down of these bend 42 ends outwards bending stretch out, can be snapped in and be received on the guiding sliding rail frame or socket (not shown) of external electric T unit of opto-electronic conversion module.On the other hand shank 44 is also one-body molded and than bend 42 outwardly-bent certain angles with bend 42, and its surface has dentelation to increase frictional force and the sense of touch of user when the operation.Press handle portion 44, grab 43 breaks away from from the draw-in groove of the guiding sliding rail frame of the external electric T unit of the opto-electronic conversion module received or socket (not shown), and the opto-electronic conversion module promptly can be extracted from exterior guiding sliding rail frame or socket.
Please refer to Fig. 1, this shell body is a metal material, is made of a upper shell 71 and a lower house 72.This upper shell 71 comprises the cover plate 77 of a tool rectangular shallow concave surface 710, offer a pair of rectangular channel 73 on its scrobicula face 710, stretch out a shell fragment 731 downwards from the one end respectively, this shell fragment 731 contacts with inspection optical diode 51 and laser diode 52 when photoelectricity time combination is inserted in the pedestal, and then the electrostatic charge on the diode is directed on the upper shell 71.The front end of upper shell 71 dashes and sets out a bow-shaped structural 715, then can contact formation ground connection with the guiding sliding rail frame of external electric T unit or the conducting position of socket.Two sidewalls 79 form downwards from the dual-side of cover plate 77, and the front end of each sidewall 79 offers a rectangular aperture 790, and when upper shell 71 was installed on the pedestal 1, the bend 42 that metal discharges shell fragment 4 exposed from opening 790 places with handle portion 44, as shown in Figure 5.One hole 721 is arranged on this lower house 72, with on the pedestal 1 among void column 123 corresponding, can be by a screw (not shown) and being connected with pedestal 1.Also dash at the front end of this lower house 72 and to set out an arc ground structure 725.Pair of flanges 730 protrudes upward from the dual-side of lower house 72.
The front end of this printed circuit board (PCB) 3 has two installing holes 310,320 near side edge, in order to cooperating with protuberance 27, the positioning cylinder 29 of pedestal 1 being retained on the pedestal, the periphery of installing hole 310,320 all is provided with conduction and partly and with ground path on the circuit board 3 is connected.One electric connector 6 assembles the tail end edge that is electrically connected at this printed circuit board (PCB) 5 with straddle type, offers a groove 350 on its tail end edge to make the usefulness of fool proof.
Please refer to Fig. 4 and Fig. 5, during assembling, in first installation steps, inspection optical diode 51 and laser diode 52 at first are welded in predetermined welding position on the printed circuit board (PCB) 3, and electric connector 6 is pegged graft is fixedly welded on the other end of printed circuit board (PCB) 3 with respect to diode again.
In second installation steps, printed circuit board (PCB) 3 is installed on correct position on the pedestal 1, and installing hole 310 is corresponding with the upright opening 270 on the protuberance 27, and installing hole 320 combines with positioning cylinder 29, at this moment, the conduction of installing hole 310,320 peripheries partly forms with pedestal 1 and contacts.Diode 51,52 then is positioned in the accommodation space 310,320.
The 3rd installation steps are taken in slot 17 with holding parts 41 insertions that metal discharges shell fragment 4.
The 4th installation steps are pushed to the flange 730 of lower house 72 and stopped by panel 20 along rear wall 15, installing hole 721 on it aligns with the hollow posts 123 on the pedestal 1, and fix it with screw, then the sidewall 79 with upper shell 71 slips into along rear wall 15, upper shell 71 promptly is installed on the pedestal 1, and metal discharges shell fragment 4 and stretches out from the opening 790 of upper shell 71.
After the installation of finishing the opto-electronic conversion module, the electrostatic charge that the opto-electronic conversion module is produced can be connected the connecting circuit that directly is discharged into the outside via electric connector 6 respectively with the ground path of circuit board 3, be connected with the ground path of circuit board 3 through pedestal 1 and then can be discharged into housing 71,72, contact and discharged with external electric T unit housing via bow-shaped structural 715,725 and shell fragment 4 again.Therefore, the utility model opto-electronic conversion module has five place's earth points electrostatic charge of being produced of quick drain module high speed circuit simultaneously at least.
Claims (6)
1. opto-electronic conversion module, being installed in one has among the telecommunication installation of grounding assembly, it comprises a pedestal of being made by conductive material, one can constitute the electric connector that electrically connects with this telecommunication installation, one is installed on the photodiode and a circuit board of this pedestal, wherein this circuit board respectively with this photodiode and this electric connector constitute electrically connect and its at least one ground path is set, and the some that this circuit board has at least is fixed in this pedestal, it is characterized in that: this opto-electronic conversion module comprises that further a conduction discharges shell fragment, it is to be installed on this pedestal that this conduction discharges shell fragment, and essence contacts with pedestal, ground path on this circuit board and pedestal constitute and electrically connect, but this discharge that shell fragment can electrically connect with the grounding assembly in this telecommunication installation and this opto-electronic conversion module of snap fit among telecommunication installation.
2. opto-electronic conversion module as claimed in claim 1 is characterized in that this opto-electronic conversion module further comprises a housing, and this housing coats pedestal and contact at least one grounding path of formation with the outside.
3. opto-electronic conversion module as claimed in claim 1 is characterized in that wherein this pedestal further is provided with one to take in slot, and this slot can be taken in and fix this conduction and discharge shell fragment.
4. opto-electronic conversion module as claimed in claim 1 it is characterized in that wherein having a reference column at least in this pedestal, and the ground path that is arranged on this circuit board can contact with this reference column.
5. opto-electronic conversion module as claimed in claim 3 is characterized in that this release shell fragment comprises a fixed part and a bend, and wherein this fixed part places this to take in slot, and the width of this bend is stepped to be narrowed down by wide gradually.
6. opto-electronic conversion module as claimed in claim 1 is characterized in that this release shell fragment is made by metal sheet, and it is provided with a pair of grab, and this grab is by the metal sheet bending and molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN01256363U CN2513297Y (en) | 2001-10-19 | 2001-10-19 | Photoelectric conversion module unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN01256363U CN2513297Y (en) | 2001-10-19 | 2001-10-19 | Photoelectric conversion module unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2513297Y true CN2513297Y (en) | 2002-09-25 |
Family
ID=33665335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN01256363U Expired - Fee Related CN2513297Y (en) | 2001-10-19 | 2001-10-19 | Photoelectric conversion module unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2513297Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100422778C (en) * | 2004-10-07 | 2008-10-01 | 日立电线株式会社 | Electrical module cover, electrical module and optical transceiver |
| CN104536103A (en) * | 2010-04-20 | 2015-04-22 | 富士康(昆山)电脑接插件有限公司 | Opto-electronic device assembly |
| CN111458811A (en) * | 2020-05-14 | 2020-07-28 | 青岛海信宽带多媒体技术有限公司 | Optical module |
-
2001
- 2001-10-19 CN CN01256363U patent/CN2513297Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100422778C (en) * | 2004-10-07 | 2008-10-01 | 日立电线株式会社 | Electrical module cover, electrical module and optical transceiver |
| CN104536103A (en) * | 2010-04-20 | 2015-04-22 | 富士康(昆山)电脑接插件有限公司 | Opto-electronic device assembly |
| CN111458811A (en) * | 2020-05-14 | 2020-07-28 | 青岛海信宽带多媒体技术有限公司 | Optical module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020925 Termination date: 20091119 |