CN104656196A - Optical fiber delay line housing - Google Patents
Optical fiber delay line housing Download PDFInfo
- Publication number
- CN104656196A CN104656196A CN201410212222.XA CN201410212222A CN104656196A CN 104656196 A CN104656196 A CN 104656196A CN 201410212222 A CN201410212222 A CN 201410212222A CN 104656196 A CN104656196 A CN 104656196A
- Authority
- CN
- China
- Prior art keywords
- accommodating layer
- output port
- delay line
- wallboard
- optical fiber
- 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.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
- G02B6/2861—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using fibre optic delay lines and optical elements associated with them, e.g. for use in signal processing, e.g. filtering
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0091—Housing specially adapted for small components
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Structure Of Telephone Exchanges (AREA)
Abstract
The invention relates to an optical fiber delay line housing, and solves the technical problems that a conventional housing is large in size, very heavy in weight, large in occupied space, inconvenient to mount, high in material cost, complex in line connection when in use, and unreliable in performance. The optical fiber delay line housing is provided with a front wallboard, a rear wallboard, a left wallboard and a right wallboard, connected with one another; an upper accommodating layer and a lower accommodating layer are formed by the front wallboard, the rear wallboard, the left wallboard and the right wallboard; a partition plate is arranged between the upper accommodating layer and the lower accommodating layer, and is provided with an interlayer through hole. The optical fiber delay line housing is widely used in the field of X-band optical fiber delay lines.
Description
Technical field
The present invention relates to a kind of casting of electronic device, especially relate to a kind of fibre delay line shell.
Background technology
Usually, optical fiber is mainly used in optical communication and sensor-based system.In recent years, bring into use optical fiber as the process medium of light signal, be widely used in the technical fields such as civilian RF communication, microwave signal process, optical signal prosessing, optical computer, pseudo-random procedure generator, wave filter, demoder, signal storage, Radar Signal Processing and electronic countermeasure, application prospect is boundless.
The particular advantages that optical fiber has makes it become outstanding delay medium.Utilize optical fiber to carry out signal transacting that signal delay can realize the live signal in broadband, pole (10GHz or be greater than the high data rate of 10GHz bandwidth).The kind of fibre delay line is a lot, can be divided into single-mode fiber lag line and multimode optical fiber lag line, can be divided into coherent light lag line and incoherent light lag line, can be divided into echo delay line and tapped delay line by its structure by the character of its transmission light by the character of optical fiber.
At first, lag line uses electric signal delay technology, ultrasound wave delay technology.Delay medium has charge-coupled device, cable, mercury or quartz medium.
Existing lag line housing adopts individual layer mechanism, and volume is large, weight is very heavy, takes up room large and installs inconvenient, sometimes cause interference to system miscellaneous part during installation.Its internal components is installed not compact, and a lot of space is not used effectively and causes waste.Its internal connection line is long, complicated during line, causes harmful effect, the impact of such as electromagnetic interference (EMI) during work to performance.In addition, it is many that existing housing adds the material used man-hour, and material cost is higher.
Summary of the invention
The present invention is exactly that in order to solve, existing housing volume is large, weight is very heavy, it is large to take up room, it is inconvenient to install, material cost is high, line complexity, performance insecure technical matters during use, provide a kind of volume little, lightweight, take up room little, easy for installation, the cost of material is low, the fibre delay line shell of line simple, dependable performance during use.
Fibre delay line shell provided by the invention, be provided with interconnective front panel, squab panel, left wallboard and right wallboard, front panel, squab panel, left wallboard and right wallboard form accommodating layer and lower accommodating layer, and be provided with dividing plate between upper accommodating layer and lower accommodating layer, dividing plate is provided with inter-level vias.
Preferably, the top of front panel is provided with the port be communicated with upper accommodating layer, and dividing plate is connected with rectangular platform, and squab panel is provided with rectangular recess, and rectangular recess is provided with window; The inner side of left wallboard and the inner side of right wallboard are connected to upper cover plate erection column, and four angles of lower accommodating layer are respectively equipped with lower cover erection column.
Preferably, port comprises input port, the first output port, the second output port, the 3rd output port, the 4th output port, and input port, the first output port, the second output port, the 3rd output port, the 4th output port are communicated with upper accommodating layer.
Preferably, the outside of front panel is arranged with two and installs seamed edge, installs seamed edge and is provided with through hole; The outside of right wallboard and left wallboard is connected to the side plate of band counterbore.
Preferably, the length of fibre delay line shell is 108 ~ 112mm, and width is 108 ~ 112mm, and height is 56 ~ 60mm; The width installing seamed edge is 9 ~ 11mm, and the diameter installing the through hole of seamed edge is 4.9 ~ 5.1mm; The diameter of inter-level vias is 15 ~ 17mm; The length of rectangular recess is 41 ~ 43mm, and the width of rectangular recess is 12.5 ~ 14.5mm, and the height of rectangular recess is 16 ~ 18mm; The thickness of dividing plate is 2.98 ~ 3.02mm, and the thickness of rectangular platform is 2.78 ~ 2.82mm; The height of upper accommodating layer is 15.95 ~ 16.05mm, and the height of lower accommodating layer is 39.95 ~ 40.05mm.
The invention has the beneficial effects as follows, size is little, volume is little, compact conformation, take up room little, easy for installation, during use, line is convenient, function is many, dependable performance.Adopt double-layer structure, avoid the devices such as power supply, isolator, laser instrument, acceptance to the impact of whole system, achieve four tunnel radiofrequency signals and export.
Further aspect of the present invention, by the description of following embodiment, is clearly recorded.
Accompanying drawing explanation
Fig. 1 is stereographic map of the present invention;
Fig. 2 is stereographic map of the present invention;
Fig. 3 is stereographic map of the present invention;
Fig. 4 is the front view on Fig. 1 basis;
Fig. 5 is the vertical view on Fig. 1 basis;
Fig. 6 is the vertical view on Fig. 3 basis;
Fig. 7 is the right view on Fig. 1 basis;
Fig. 8 is the left view on Fig. 1 basis;
Fig. 9 is the cut-open view in A-A direction in Figure 5;
Figure 10 is the rear view on Fig. 1 basis;
Figure 11 is dimensional drawing.
Reference numeral illustrates:
1. housing, 2. rectangular platform, 3. install seamed edge, 4. rectangular recess, 5. input port, 6. the first output port, 7. the second output port, 8. the 3rd output port, 9. the 4th output port, 10. go up accommodating layer, 11. times accommodating layers, 12. dividing plates, 13. side plates, 14. upper cover plate erection columns, 15. lower cover erection columns, 16. inter-level vias, 17. windows.
Embodiment
Referring to accompanying drawing, with specific embodiment, the present invention is described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, housing of the present invention is provided with the upper accommodating layer and lower accommodating layer that are separated by dividing plate 12.As can be seen from Figure 1, dividing plate 12 is upper accommodating layer above.Dividing plate 12 is lower accommodating layer below as can be seen from Figure 3.The upper cover plate closing upper accommodating layer and the lower cover closing lower accommodating layer is not drawn in Fig. 1, Fig. 2 and Fig. 3.Composition graphs 5 and Fig. 9 can find out, cutting plane is I-shaped, and upper accommodating layer 10 is positioned at the top of housing, and lower accommodating layer 11 is positioned at the bottom of housing.
As shown in Figure 1 and Figure 4, be symmetrically arranged with two outside the front panel of housing 1 and seamed edge 3 is installed, seamed edge 3 inside is installed and has through hole from top to bottom.Front panel top is provided with input port 5, first output port 6, second output port 7, the 3rd output port 8, the 4th output port 9, and these ports are communicated with upper accommodating layer 10.
As shown in Figure 7, the side plate 13 of band counterbore is connected with outside the right wallboard of housing 1.As shown in Figure 8, the side plate 13 of band counterbore is connected with outside the left wallboard of housing 1.
As shown in Figure 2 and Figure 5, rectangular platform 2 is arranged on dividing plate 12, on the right angle of input port 5.
As shown in Fig. 2, Fig. 5, Fig. 7 and Figure 10, the squab panel of housing 1 is provided with rectangular recess 4, and rectangular recess 4 is provided with the window 17 for installing nine hole plugs, and window 17 is communicated with upper accommodating layer 10.
As shown in Figure 1 and Figure 5, be connected with upper cover plate erection column 14 inside the left wallboard of housing 1, be also connected with upper cover plate erection column 14 inside the right wallboard of housing 1, upper cover plate erection column 14 has mounting hole, upper cover plate erection column 14 is for installing cover plate.Dividing plate 12 has inter-level vias 16, and inter-level vias 16 can be communicated with accommodating layer and lower accommodating layer.
As shown in Figure 3 and Figure 6, four angles of lower accommodating layer are respectively equipped with lower cover erection column 15, lower cover erection column 15 is opened with mounting hole, lower cover erection column 15 is for installing lower cover, lower cover erection column 15 caves in design, namely the surface of lower cover erection column 15 is lower than the surface of lower accommodating layer, and corresponding lower cover is designed to embedded lower cover.
As shown in Figure 9 and Figure 10, shell length a=110 ± 2mm, optimum value is 110mm; Width b=110 ± 2mm, optimum value is 110mm; Height c=58 ± 2mm, optimum value is 58mm.The thickness of corresponding upper cover plate is designed to 2 ± 0.02mm, and optimum value is 2mm; The thickness of corresponding lower cover is designed to 2 ± 0.02mm, and optimum value is 2mm.Accordingly, lower cover erection column 15 distance of caving in is 2 ± 0.02mm, 2mm during optimum value.
As shown in figure 11, the width d=10 ± 1mm of seamed edge 3 is installed, the wherein diameter e=5 ± 0.1mm of through hole.Diameter i=16 ± the 1mm of inter-level vias 16.Length f=42 ± the 1mm of rectangular recess 4, width g=13.5 ± 1mm, as shown in Figure 7, height h=17 ± 1mm.Wall thickness p=1 ± the 0.01mm of housing central section, 1mm during optimum value; Near the wall thickness q=2 ± 0.01mm at rectangular platform 2 place, 2mm during optimum value.
As shown in Figure 9, the thickness m=3 ± 0.02mm of dividing plate 12,3mm during optimum value.Thickness j=2.8 ± the 0.02mm of rectangular platform 2,2.8mm during optimum value.Height n=16 ± the 0.05mm of upper accommodating layer 10, optimum value is 16mm.Height k=40 ± the 0.05mm of lower accommodating layer 11,40mm during optimum value.
Can find out from above-mentioned explanation, this plant bulk is little, volume is little, compact conformation, take up room little, function is many, dependable performance.
Housing of the present invention is integrative-structure, is processed by disposable, in process, needs to use numerically-controlled machine, uses numerical control machining center to process as far as possible.The numerical control machining center that performance is good can install ten or twenty kind cutter simultaneously, as long as needing the Cutting tool installation manner used to put in place during operation, after program is adjusted, can automatic tool changer processing as required, not only save time and also machining precision very high.The cost of material is low to add man-hour.
In addition, add and should be noted man-hour: if wallboard is too thin, processing sequence designs irrational words, will pushes up and wear wallboard, form waste product, therefore, the order realizing determining processing is most important.In addition, add man-hour requirement and use clamp fixture, the making of fixture and frock and use very important effect is played for the crudy of whole product and used time.
The use of numerical control device, program design needs to spend the plenty of time, and the adjustment adding tool setting in man-hour and intermediate link also needs the time.When layout design is perfect, the time-consuming of whole processing just forms primarily of these two links.
Lower accommodating layer 11 of the present invention is for installing optical fibres wire spool, and upper accommodating layer 10 is used for installing the devices such as power supply, isolator, laser instrument, receiving device, and the device line of upper accommodating layer 10 is simple.Be positioned over separately lower accommodating layer 11 with optical fibre reel, avoid the impact of the device in accommodating layer 10 on whole system.Optical fibre reel has the optical fiber that four kinds of length is different, achieve the time delay of four kinds of different times, divide four tunnels to export to draw from the first output port 6, second output port 7, the 3rd output port 8, the 4th output port 9, an i.e. road radiofrequency signal input, after postponing respectively by four tunnels, export four tunnel radiofrequency signals through opto-electronic conversion.
This device in use, is installed seamed edge 3 for two and can be realized unsettled connection with the miscellaneous part in system.
The above, only to the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Every in claim limited range of the present invention, any amendment made, equivalent replacement, improvement etc., all should within protection scope of the present invention.
Claims (5)
1. a fibre delay line shell, it is characterized in that, be provided with interconnective front panel, squab panel, left wallboard and right wallboard, described front panel, described squab panel, described left wallboard and described right wallboard form accommodating layer and lower accommodating layer, be provided with dividing plate between described upper accommodating layer and described lower accommodating layer, described dividing plate is provided with inter-level vias.
2. fibre delay line shell according to claim 1, it is characterized in that, the top of described front panel is provided with the port be communicated with described upper accommodating layer, and described dividing plate is connected with rectangular platform, described squab panel is provided with rectangular recess, and described rectangular recess is provided with window; The inner side of described left wallboard and the inner side of described right wallboard are connected to upper cover plate erection column, and four angles of described lower accommodating layer are respectively equipped with lower cover erection column.
3. fibre delay line shell according to claim 2, it is characterized in that, described port comprises input port, the first output port, the second output port, the 3rd output port, the 4th output port, and described input port, described first output port, described second output port, described 3rd output port, described 4th output port are communicated with described upper accommodating layer.
4. the fibre delay line shell according to Claims 2 or 3, is characterized in that, the outside of described front panel is arranged with two and installs seamed edge, and described installation seamed edge is provided with through hole; The outside of described right wallboard and described left wallboard is connected to the side plate of band counterbore.
5. fibre delay line shell according to claim 4, is characterized in that, the length of described fibre delay line shell is 108 ~ 112mm, and width is 108 ~ 112mm, and height is 56 ~ 60mm; The width of described installation seamed edge is 9 ~ 11mm, and the diameter of the through hole of described installation seamed edge is 4.9 ~ 5.1mm; The diameter of described inter-level vias is 15 ~ 17mm; The length of described rectangular recess is 41 ~ 43mm, and the width of described rectangular recess is 12.5 ~ 14.5mm, and the height of described rectangular recess is 16 ~ 18mm; The thickness of described dividing plate is 2.98 ~ 3.02mm, and the thickness of described rectangular platform is 2.78 ~ 2.82mm; The height of described upper accommodating layer is 15.95 ~ 16.05mm, and the height of described lower accommodating layer is 39.95 ~ 40.05mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410212222.XA CN104656196B (en) | 2014-05-20 | 2014-05-20 | A kind of fibre delay line shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410212222.XA CN104656196B (en) | 2014-05-20 | 2014-05-20 | A kind of fibre delay line shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104656196A true CN104656196A (en) | 2015-05-27 |
| CN104656196B CN104656196B (en) | 2019-02-15 |
Family
ID=53247538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410212222.XA Expired - Fee Related CN104656196B (en) | 2014-05-20 | 2014-05-20 | A kind of fibre delay line shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104656196B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110727063A (en) * | 2019-10-17 | 2020-01-24 | 重庆麦普斯科技有限公司 | Optical fiber delay line shell and optical fiber delay line |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997044992A1 (en) * | 1996-05-23 | 1997-11-27 | The Siemon Company | Rack mountable cable distribution enclosure |
| EP2182601A1 (en) * | 2008-10-30 | 2010-05-05 | 3M Innovative Properties Company | Sealing enclosure |
| CN201788308U (en) * | 2010-09-25 | 2011-04-06 | 深圳日海通讯技术股份有限公司 | Layered optical cable distribution box |
| CN202720386U (en) * | 2012-07-06 | 2013-02-06 | 梁联长 | Fiber delay line with adjustable light |
| CN202870352U (en) * | 2012-09-14 | 2013-04-10 | 武汉新能量科技发展有限公司 | Ring-main-unit optoelectronic integrated communication box |
| CN203279400U (en) * | 2013-05-08 | 2013-11-06 | 桂林南方通信设备工程公司 | Multifunctional integrated microwave transceiver plug-in box |
-
2014
- 2014-05-20 CN CN201410212222.XA patent/CN104656196B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997044992A1 (en) * | 1996-05-23 | 1997-11-27 | The Siemon Company | Rack mountable cable distribution enclosure |
| EP2182601A1 (en) * | 2008-10-30 | 2010-05-05 | 3M Innovative Properties Company | Sealing enclosure |
| CN201788308U (en) * | 2010-09-25 | 2011-04-06 | 深圳日海通讯技术股份有限公司 | Layered optical cable distribution box |
| CN202720386U (en) * | 2012-07-06 | 2013-02-06 | 梁联长 | Fiber delay line with adjustable light |
| CN202870352U (en) * | 2012-09-14 | 2013-04-10 | 武汉新能量科技发展有限公司 | Ring-main-unit optoelectronic integrated communication box |
| CN203279400U (en) * | 2013-05-08 | 2013-11-06 | 桂林南方通信设备工程公司 | Multifunctional integrated microwave transceiver plug-in box |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110727063A (en) * | 2019-10-17 | 2020-01-24 | 重庆麦普斯科技有限公司 | Optical fiber delay line shell and optical fiber delay line |
| CN110727063B (en) * | 2019-10-17 | 2022-02-08 | 重庆麦普斯科技有限公司 | Optical fiber delay line shell and optical fiber delay line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104656196B (en) | 2019-02-15 |
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Granted publication date: 20190215 Termination date: 20200520 |