CN202548387U - Shielding structure with coiling fibers of pluggable module - Google Patents
Shielding structure with coiling fibers of pluggable module Download PDFInfo
- Publication number
- CN202548387U CN202548387U CN2012201194513U CN201220119451U CN202548387U CN 202548387 U CN202548387 U CN 202548387U CN 2012201194513 U CN2012201194513 U CN 2012201194513U CN 201220119451 U CN201220119451 U CN 201220119451U CN 202548387 U CN202548387 U CN 202548387U
- Authority
- CN
- China
- Prior art keywords
- base
- optical
- fibers
- loam cake
- upper cover
- 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 - Lifetime
Links
Images
Landscapes
- Optical Couplings Of Light Guides (AREA)
Abstract
The utility model relates to a shielding structure with coiling fibers of a pluggable module. The shielding structure comprises a base, a shielding case, the coiling fibers and an upper cover, wherein the upper cover is buckled on the base; a cavity of an optical interface is formed in the assembled base and the assembled upper cover; the shielding case is arranged in the cavity positioned in the optical interface; the coiling fibers are arranged in the base and the upper cover; and the optical fibers comprise a wavelength division multiplexing optical component, a wave decomposition multiplexing optical component, a multi-channel plug-in receiving photoelectric component, a multi-channel plug-in launching photoelectric component, a launch control/launch control (LC/LC) duplex adapter, a circuit board and optical fibers. By the technical scheme, the module still has a good shielding effect under the condition of selecting the LC/LC duplex adapter which are low in cost and are made of plastics; the shielding structure is convenient to install, stable and reliable; a photoelectric index of the module is convenient to adjust and measure by the plug-in receiving photoelectric component and the plug-in launching photoelectric component; and the coiling fibers are reasonable in structural layout, the optical fibers are arranged orderly, and control over a mass production process can be conveniently realized.
Description
Technical field
The utility model more particularly, relates to the shielding construction of the fine pluggable module of a kind of tep reel about a kind of optical communication equipment.
Background technology
Several years of past; Because the fast development of IPTV, HDTV, VOD and mobile broadband service; Particularly based on the Video Applications of Internet and the fast development of P2P application; The service traffics of the backbone network of operator are continued to increase; And the effective ways that solve network bandwidth requirements are exactly to increase the bandwidth capacity of network for adapting to the bandwidth demand that data center increases day by day, and the 40G/100G CFP hot plug module that can be used in Fast Ethernet arises, and 40G/100G CFP module is on the transfer rate and transmission range of single-mode fiber; All being that package modules such as XFP, SFP+ are incomparable, is the prerequisite that is that guarantees 40G/100G CFP module normal transmission data and discharge mechanism is installed reliably.
More client selects the LC type optical interface of inclination 45 degree that define among the CFP MSA for use; Advantages such as LC/LC duplex adapter is fit to be installed in here, and the LC/LC adapter generally selects for use plastic material to make on the home market, and that plastic material has is light, processing technology is more easy to control, with low cost; But the defective that has shielding simultaneously; For high-speed optical modules such as 40G, 100G, this kind defective is bigger to the overall performance impact of optical module, also is that the client is unacceptable.
CFP MSA has made strict regulations to the volume of module; Length is 144.75mm*82mm*4mm, selects suitable element, and rational deployment is most important in so limited space; Especially coil fine layout, directly influence the yield rate and the batch production technique control of product.
Summary of the invention
In view of this, the fundamental purpose of the utility model is to provide the shielding construction of the fine pluggable module of a kind of tep reel, and through the present technique scheme, base and loam cake can adopt plastic material still can guarantee good shield effectiveness, is convenient to moulding and produces in batches.
For achieving the above object; The technical scheme of the utility model is achieved in that the shielding construction of the pluggable module that a kind of tep reel is fine; Include base, radome, dish fibre and loam cake; Said loam cake spiral-lock constitutes the optical interface cavity in base after the assembling and the loam cake on base, said radome is set in place in the cavity of optical interface; It is fine to be provided with dish in said base and the loam cake, and said dish fibre comprises that wavelength-division multiplex optical assembly, wavelength-division demultiplexing optical assembly, multichannel plug-in receive photoelectric subassembly and emission photoelectric subassembly, LC/LC duplex adapter, circuit board and optical fiber.
Said base and loam cake are respectively square matrix.
Said radome is the metalwork that has several openings.
Adopt the beneficial effect after the technique scheme to be: the shielding construction of the pluggable module that a kind of tep reel is fine, through the present technique scheme, 1, module is selecting for use under the plastic material LC/LC duplex adapter situation with low cost, still can guarantee good shield effectiveness; 2, shielding construction is easy for installation, stable and reliable structure; 3, plug-in receives and launches photoelectric subassembly and is convenient to transfer survey module photoelectricity index; 4, the fine topology layout of dish is reasonable, and optical fiber arrangements is in good order, is convenient to the technology controlling and process of volume production.
Description of drawings
Fig. 1 is the base profile diagram of the utility model;
Fig. 2 is the radome profile diagram of the utility model;
Fig. 3 is the shielding construction assembling synoptic diagram of the utility model;
Fig. 4 is the whole outline synoptic diagram of the utility model;
Fig. 5 is that the A-A of the utility model is to cut-open view;
Fig. 6 is the fine structure example of the dish figure of the utility model.
Among the figure:
100-base;
101-the first side wall, 102-the second sidewall, 103-cavity,
104-small boss;
200-radome;
201-the first slot to make way, 202-the second slot to make way, 203-the first perforate,
204-the second perforate, 205-opening, 206-opening;
300-LC/LC duplex adapter;
400-wavelength-division multiplex optical assembly;
500-wavelength-division demultiplexing optical assembly;
600-emission photoelectric subassembly;
700-reception photoelectric subassembly;
800-loam cake;
900-optical fiber;
1000-optical fiber buckle;
1100-circuit board.
Embodiment
To combine accompanying drawing that specific embodiment in the utility model is done further explain below.
Like Fig. 1-shown in Figure 6; The shielding construction of the pluggable module that the tep reel that the utility model relates to is fine; Include base 100, radome 200, dish fibre and loam cake 800; Said loam cake 800 spiral-locks constitute optical interface cavitys 103 in base 100 after the assembling and the loam cake 800 on base 100, said radome 200 is set in place in the cavity 103 of optical interface; It is fine to be provided with dish in said base 100 and the loam cake 800, and said dish fibre comprises that wavelength-division multiplex optical assembly 400, wavelength-division demultiplexing optical assembly 500, multichannel plug-in receive photoelectric subassembly 700 and emission photoelectric subassembly 600, the duplexing adapter 300 of LC/LC, circuit board 1100 and optical fiber 900.
Said base 100 is respectively square matrix with loam cake 800.
Said radome 200 is for having the metalwork of several openings.
Among the embodiment of the utility model, comprise base 100, radome 200, LC/LC duplex adapter 300, wavelength-division multiplex optical assembly 400, wavelength-division demultiplexing optical assembly 500, emission photoelectric subassembly 600, receive photoelectric subassembly 700, loam cake 800, optical fiber 900, optical fiber buckle 1000, circuit board 1100; Said base 100 bases 300 are a kind of rectangular parallelepipeds, and front end has the first side wall 101 and second sidewall 102, and the two side constitutes cavity 103, and cavity 103 1 ends are provided with small boss 104; Radome 200 has first slot to make way 201 and second slot to make way 202 for having the metalwork of opening on the end face 206, upper surface has first perforate 203 and second perforate 204; LC/LC duplex adapter 300 is a plastic material, according to the relevant regulations of CFP MSA, is positioned at the optical interface place of shell, and becomes 45 degree placements to be used for external apparatus interface with shell, is provided with the input-output optical fiber connector in the inner LC light mouth; Wavelength-division multiplex optical assembly 400 and wavelength-division demultiplexing optical assembly 500 are arranged in the both sides of base 100 optical interfaces, emission photoelectric subassembly 600 with receive photoelectric subassembly 700 through screw retention in the centre of base 100, two photoelectric subassemblys comprise plug light mouth; Loam cake 800 is positioned at base 100 tops, constitutes the shielding construction of optical interface with base 100, radome 200; Optical fiber 900 is drawn from wavelength-division multiplex optical assembly 400 and wavelength-division demultiplexing optical assembly 500, is fixed in the base 100 through optical fiber buckle 1000 and glue etc., and roughly dish is for square, and fibre-optical bending is in the condition that satisfies minimum bending radius and amplifies bending radius as far as possible; Optical fiber buckle 1000 is installed on the circuit board 1100, is used for fixing optical fiber 900; Circuit board 1100 is held near electric mouthful at base 100 through screw retention, is weldingly connected with emission photoelectric subassembly 600 and reception photoelectric subassembly 700, is provided with optical fiber 900 and optical fiber buckle 1000 above.
Be provided with LC/LC duplex adapter 300 in the said cavity 103, be provided with radome 200 between cavity 103 and the LC/LC duplex adapter 300, small boss 104 contacts with the end face 206 of radome 200; Also be provided with wavelength-division multiplex optical assembly 400, wavelength-division demultiplexing optical assembly 500, emission photoelectric subassembly 600 in the base 100, receive photoelectric subassembly 700, optical fiber 1000, optical fiber buckle 1000, circuit board 1100 etc., the top is provided with loam cake 800; Be provided with LC/LC duplex adapter 300 in the opening 205; End face 206 contacts with the small boss 104 of base 100; Both sides contact with second sidewall 102 with the first side wall 101 of base 100; The top contacts with loam cake 800, is provided with the sleeve portion of input-output optical fiber connector in the closed region that the small boss 104 of first slot to make way 201 and second slot to make way 202 and base 300 is formed, and is provided with the press head of input-output optical fiber connector in first perforate 203 of upper surface and second perforate 204; LC/LC duplex adapter 300 is not limited to structure and profile in the diagram, and the LC light mouth that is installed in the module also can be changed to other interfaces under the situation of inner space permission.
The installation steps of the utility model shielding construction are following:
1, input and output two joints of optical fibre insert respectively in the LC/LC duplex adapter 300;
2, LC/LC duplex adapter 300 is installed in the cavity 103 of optical interface on the base 100 together with input and output two joints of optical fibre;
3, the opening 205 of radome 200 covers on input and output two joints of optical fibre and the LC/LC duplex adapter 300, and end face leans against on the small boss 104 of base 100;
4, loam cake 800 is covered on base 100, constitute complete shielding construction at module optical interface place.
The installation steps of the fine structure of the utility model dish are following:
1, ballistic device and receiving device are installed in respectively on two locating formations, form emission photoelectric subassembly 600 and receive photoelectric subassembly 700;
2, emission photoelectric subassembly 600 and reception photoelectric subassembly 700 and circuit board 1100 welding;
3, emission photoelectric subassembly 600 and reception photoelectric subassembly 700 pass through screw retention on base 100 with circuit board 1100;
4, wavelength-division multiplex optical assembly 400 and wavelength-division demultiplexing optical assembly 500 are through screw retention optical interface both sides on base 100;
5, optical fiber buckle 1000 is installed on the circuit board 1100;
6, multifiber is coiled in the base 100 in order, and is fixing through optical fiber buckle 1000 and glue etc., and the joints of optical fibre that transmit and receive of array insert respectively in the light mouth of launching photoelectric subassembly 600 and reception photoelectric subassembly 700;
7, the installation steps according to aforementioned shielding construction continue to accomplish installation.
The above is merely the preferable possible embodiments of the utility model, is not in order to limit the scope of the utility model.
Claims (3)
1. the shielding construction of the fine pluggable module of a tep reel; Include base, radome, dish fibre and loam cake; It is characterized in that; Said loam cake spiral-lock constitutes the optical interface cavity in base after the assembling and the loam cake on base, said radome is set in place in the cavity of optical interface; It is fine to be provided with dish in said base and the loam cake, and said dish fibre comprises that wavelength-division multiplex optical assembly, wavelength-division demultiplexing optical assembly, multichannel plug-in receive photoelectric subassembly and emission photoelectric subassembly, LC/LC duplex adapter, circuit board and optical fiber.
2. the shielding construction of the pluggable module that tep reel according to claim 1 is fine, said base and loam cake are respectively square matrix.
3. the shielding construction of the pluggable module that tep reel according to claim 1 is fine is characterized in that said radome is the metalwork that has several openings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201194513U CN202548387U (en) | 2012-03-27 | 2012-03-27 | Shielding structure with coiling fibers of pluggable module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201194513U CN202548387U (en) | 2012-03-27 | 2012-03-27 | Shielding structure with coiling fibers of pluggable module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202548387U true CN202548387U (en) | 2012-11-21 |
Family
ID=47169001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201194513U Expired - Lifetime CN202548387U (en) | 2012-03-27 | 2012-03-27 | Shielding structure with coiling fibers of pluggable module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202548387U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111722331A (en) * | 2020-06-28 | 2020-09-29 | 武汉英飞光创科技有限公司 | Optical module and manufacturing method thereof |
-
2012
- 2012-03-27 CN CN2012201194513U patent/CN202548387U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111722331A (en) * | 2020-06-28 | 2020-09-29 | 武汉英飞光创科技有限公司 | Optical module and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10466432B2 (en) | High speed optical transceiver module | |
| CN107479150B (en) | Four-channel coarse wavelength division multiplexing QSFP optical module | |
| US6954592B2 (en) | Systems, methods and apparatus for bi-directional optical transceivers | |
| US9891395B2 (en) | Optical transmitter or transceiver including optical multiplexer with input and output ports on a single side | |
| US9081156B2 (en) | Simplified and shortened parallel cable | |
| US9915560B2 (en) | Receiver optical subassembly (ROSA) housing with sidewall receptacle to provide electrical isolation between an adjacent transmitter optical subassembly (TOSA) in a transceiver housing | |
| US10379301B2 (en) | Multi-channel parallel optical receiving device | |
| WO2016119115A1 (en) | Multi-channel, parallel transmission optical module, and methods of making and using the same | |
| EP2764392B1 (en) | Fiber optic connector assemblies having a reverse optical fiber loop | |
| KR20140124390A (en) | Fiber Optic Cable Sub-Assemblies and Methods of Making Said Sub-Assemblies | |
| CN110582712A (en) | fiber optic module with integrated lens | |
| US20180052289A1 (en) | Optical transceiver with a multiplexing device positioned off-center within a transceiver housing to reduce fiber bending loss | |
| US10976506B2 (en) | Optical transceiver | |
| US20150370020A1 (en) | Parallel optical transceiver with top and bottom lenses | |
| EP2909665B1 (en) | Cable bend relief for fiber optic cable sub-assemblies and methods of assembling | |
| US8936399B2 (en) | Receptacle-type bi-directional optical module and electronic apparatus thereof | |
| CN109100836B (en) | Optical transceiver | |
| CN109477942A (en) | Axis light emission secondary module (TOSA) with globe lens | |
| KR101330648B1 (en) | A outdoor optical connector assembly using multiple cores mt ferrule | |
| CN202548387U (en) | Shielding structure with coiling fibers of pluggable module | |
| US20110206327A1 (en) | Active optical cable electrical connector with bi-directional optical sub-assembly | |
| US9977202B2 (en) | Optical multichannel transmission and/or reception module, in particular for high-bitrate digital optical signals | |
| CN105676350A (en) | Packaging structure of arrayed waveguide grating module and preparation method | |
| US20130016981A1 (en) | Photoelectrci coversion system with optical transceive module | |
| TWM593696U (en) | Passive optical network device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |
|
| CX01 | Expiry of patent term |