CN101174004A - Mechanical photo switch - Google Patents
Mechanical photo switch Download PDFInfo
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- CN101174004A CN101174004A CNA2006101433195A CN200610143319A CN101174004A CN 101174004 A CN101174004 A CN 101174004A CN A2006101433195 A CNA2006101433195 A CN A2006101433195A CN 200610143319 A CN200610143319 A CN 200610143319A CN 101174004 A CN101174004 A CN 101174004A
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- optical fiber
- mechanical
- optical
- switching device
- rocking arm
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Abstract
The invention discloses a mechanical light switch, comprising a first optical fiber module and a second optical fiber module arranged in the corresponding position of the first optical fiber module, wherein the first optical fiber module comprises a first optical fiber and a first optical fiber switching device, the second optical fiber module comprises at least two second optical fibers and a second optical fiber switching device. The tip of the first optical fiber switching device which controls the first optical fiber is shifted in horizontal or vertical direction, and the tip of the second optical fiber switching device which controls the second optical fiber is shifted in the vertical direction of the moving direction of the tip of the first optical fiber to enable the first optical fiber to be on the contraposition of the second optical fiber.
Description
Technical field
The present invention relates to be applied to the light path switching device in the Fiber Optical Communication System, especially relate to and a kind ofly utilize mechanical type to switch and with the photoswitch of the direct contraposition in bare fibre termination (fiber to fiber), photoswitch of the present invention can increase and improve the precision of optical fiber contraposition when photoswitch is made qualification rate in the lump by the design of module mechanism.
Background technology
Photoswitch is one of critical elements of all-optical network, can be used in the optical fiber network system light signal being carried out directly, interlocking or transmission in many ways.The past photoswitch of development utilizes opto-electronic conversion, and the light signal with input is converted to electric signal earlier, and then carry out signal path and switch, be to export in particular fiber behind the light signal at last again with electrical signal conversion.The method is complexity and consumes energy not only, is unfavorable for that following fiber optic network is universal.
The switching element that uses of the new technology can be divided into liquid crystal shutter, full figure photoswitch, switch matrix and mechanical optical switch etc. according to the difference of principle.Mechanical optical switch is to use mechanism's moving fiber or other element to come switching-over light path, and for example United States Patent (USP) the 6th, 335, No. 993.But it utilizes expensive optical collimator (collimator) or other to convert light signal the expensive optical element of straight line light to, with the refraction of carrying out light or the action of reflection, therefore has shortcomings such as equipment is loaded down with trivial details, volume is big, cost height.
Notification number is 6,044,186 United States Patent (USP), and it utilizes the relay (relay) of seesaw shape to change the position of input optical fibre termination, makes it aim at another side output optical fibre termination, reaches the effect of the direct contraposition of optical fiber.Its shortcoming be optical fiber on the switching device shifter when contraposition because of preloading power and groove reaction force acts, the optical fiber bracketed part causes flexural deformation, is the contraposition relation of curve to straight line when making the direct contraposition of two optical fiber.If being deformed into the optic fibre end of curve places long-time in some switching positions, then this optic fibre end can't be returned to original rectilinear form by curve shape, accurately contraposition when so switching another position, and can lose original aligning accuracy after the long-time continuous switching.Shortcomings such as this kind design has the assembling difficulty, aligning accuracy is wayward and keep.
Summary of the invention
The mechanical optical switch of stress by bending not when the object of the present invention is to provide the direct contraposition of a kind of optic fibre end.
Another object of the present invention is to provide a kind of high and higher mechanical optical switch of aligning accuracy of qualification rate of making.
The present invention proposes a kind of mechanical optical switch, it comprises one first optic module and one and second optic module that is provided with of this first optic module contraposition, wherein, this first optic module comprises one first optical fiber and one first optical fiber switching device shifter, this second optic module comprises at least two second optical fiber and one second optical fiber switching device shifter, this first optical fiber switching device shifter is controlled the termination of this first optical fiber and is moved on level or vertical direction, this second optical fiber switching device shifter is controlled this second optic fibre end and is moved in the direction vertical with this first optic fibre end moving direction, so that this first optical fiber and this second optical fiber contraposition.
In preferred embodiment of the present invention, the second above-mentioned optic module comprises second optical fiber that four matrix forms are arranged.
Mechanical optical switch of the present invention forms the structure of straight line to the contraposition relation of straight line because of employing makes first optic fibre end and second optic fibre end, therefore optical fiber does not need the reacting force of extra precompression and groove just can directly finish to align, can improve the assembling qualification rate, also than being easier to control and keeping aligning accuracy.
For above and other objects of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
Description of drawings
Fig. 1 is a mechanical optical switch perspective exploded view of the present invention;
Fig. 2 is a mechanical optical switch sectional perspective decomposing schematic representation of the present invention;
Fig. 3 is the three-dimensional enlarged diagram of first, second optical fiber contraposition shown in Figure 2;
Fig. 4 is the diagrammatic cross-section of the optical fiber switching device shifter of first optic module shown in Figure 2;
Fig. 5 is the diagrammatic cross-section of the optical fiber switching device shifter of second optic module shown in Figure 2;
Fig. 6 A and Fig. 6 B are optical fiber switching device shifter action synoptic diagram among Fig. 5;
Fig. 7 is four second fibre profile enlarged diagrams of mechanical optical switch of the present invention.
The main element symbol description:
100: mechanical optical switch
10: the first optic modules
11: the first optical fiber
111: the termination
13: sleeve pipe
15,25: the optical fiber switching device shifter
151,251: rocking element
1511: base
1513,2513: rocking arm
1515,2515: magnetic means
1517,2517: turning axle
1519,2519: block
153: the sleeve pipe retaining element
17,27: pedestal
20: the second optic modules
21: the second optical fiber
23: sleeve pipe
253: guide element
2531: groove
255: the optical fiber retaining component
2551: slotted eye
257: liner
2571: projection
30: loam cake
Embodiment
Fig. 1 is a mechanical optical switch perspective exploded view of the present invention, this mechanical optical switch 100 comprises one first optic module 10, one second optic module 20 and a loam cake 30, wherein, this first optic module 10 is an input optical fibre module, and this second optic module 20 is an output optical fibre module.
See also Fig. 2, this first optic module 10 comprises that one first optical fiber 11, one coats sleeve pipe (ferrule) 13, the one optical fiber switching device shifters 15 and a pedestal 17 of this first optical fiber 11.Wherein, these pedestal 17 built-in relays (figure does not show), this optical fiber switching device shifter 15 is contained in this pedestal 17, and this sleeve pipe 13 is fixedly installed on this optical fiber switching device shifter 15.This optical fiber switching device shifter 15 comprises a rocking element 151 and a sleeve pipe retaining element 153, and it can drive sleeve pipe 13 and first optical fiber 11 moves in vertical direction, and this first optical fiber 11 is an input optical fibre.
This second optic module 20 comprises that second optical fiber 21, one of four matrix form arrangements coats sleeve pipe 23, the one optical fiber switching device shifters 25 and a pedestal 27 of this second optical fiber 21.Wherein, these pedestal 27 built-in relays (figure does not show), this optical fiber switching device shifter 25 is contained in this pedestal 27.This optical fiber switching device shifter 25 comprises a rocking element 251, a guide element 253 and an optical fiber retaining component 255, and sleeve pipe 23 terminations of clad optical fiber (not indicating) is contained in this optical fiber retaining component 255.This optical fiber switching device shifter 25 can drive this second optical fiber 21 and move in the horizontal direction, and this second optical fiber 21 is output optical fibre.
As shown in Figure 3, after being provided with, these two pedestals, 17,27 contrapositions make these first optical fiber, 11 terminations 111 stretch into this optical fiber retaining component 255, this two optical fiber switching device shifter 15,25 drives first, second optical fiber 11,21 and moves, can make this first optical fiber 11 select to switch one of four second optical fiber 21 of contraposition, reach the purpose that 1X4 photoswitch light path is switched thus.
Fig. 4 is the diagrammatic cross-section of optical fiber switching device shifter 15 in mechanical optical switch 100 first optic modules 10 of the present invention.This optical fiber switching device shifter 15 comprises a rocking element 151 and a sleeve pipe retaining element 153.This rocking element 151 comprises a base 1511 and one and the rocking arm 1513 that flexibly connects of this base 1511, and this base 1511 utilizes magnetic means 1515 to draw rocking arms 1513, and producing with turning axle 1517 is that the left and right of axle waves.First optic module 10 can utilize the height of adjusting sleeve pipe retaining element 153, left side at rocking arm 1513, wave in the process on the right side, adjust the position of waving of first optical fiber 11 that sleeve pipe 13 coats, or between rocking arm 1,513 two ends and base 1,511 two ends, wedge-shaped catch 1519 is set respectively, adjust rocking arm 1513 wave the position after, and then adjust the position of waving of first optical fiber 11 that sleeve pipe 13 coats, promptly when left side block 1519 shift in position, the extreme position that rocking arm 1513 shakes left can change because rocking arm 1513 left ends are different with the contact position of left side wedge-shaped catch 1519.In like manner, when the right wedge-shaped catch 1519 shift in position, the extreme position that rocking arm 1513 waves to the right also can change because rocking arm 1513 right-hand members are different with the contact position of the right wedge-shaped catch 1519.After perpendicular to the direction of surface level rocking element 151 being installed on pedestal 17 by base 1511, by adjusting the upper and lower position of waving of rocking arm 1513, the position of the sleeve pipe retaining element 153 that is fixedly installed on the rocking arm 1513 can be finely tuned, thereby the position of first optical fiber 11 that coats by sleeve pipe 13 can be on the direction of vertical level, finely tuned.
Fig. 5 is the diagrammatic cross-section of optical fiber switching device shifter 25 in mechanical optical switch 100 second optic modules 20 of the present invention.This optical fiber switching device shifter 25 comprises a rocking element 251, a guide element 253 and an optical fiber retaining component 255.Rocking element 151 structural similarities of this rocking element 251 and first optic module 10, it utilizes magnetic means 2515 to draw rocking arm 2513, and producing with turning axle 2517 is that the left and right of axle waves.Second optic module 20 also can utilize the whole height of adjusting optical fiber switching device shifter 25, make the Level Change of second optical fiber 21; the left and right process of waving of rocking arm 1513; adjust the position of waving of second optical fiber 21; or wedge-shaped catch 2519 is set respectively at rocking arm 2513 left and right ends; in order to adjust the left and right position of waving of rocking arm 2513: when left side block 2519 shift in position, the extreme position that rocking arm 2513 shakes left can change because rocking arm 2513 left ends are different with the contact position of left side wedge-shaped catch 2519.In like manner, when right wedge-shaped catch 2519 shift in position, the extreme position that rocking arm 2513 waves to the right also can change because rocking arm 2513 right-hand members are different with the contact position of the right wedge-shaped catch 2519.
Rocking arm 2513 is provided with a liner 257, and it can be made by materials such as soft rubbers, and this liner 257 is fixedly installed in rocking arm 2513 tops, and has a projection 2571.These guide element 253 bottoms are provided with a groove 2531 that engages with projection 2571, and these groove 2531 pore sizes are a bit larger tham the pore size of projection 2571, and projection 2571 is with after groove 2531 engages, and projection 2571 can be finely tuned in groove 2531.
Optical fiber retaining component 255 is tabular, and its middle body is provided with the elongated slotted apertures 2551 of holding and fixing second optical fiber 21.This optical fiber retaining component 255 is fixedly installed in this guide element 253 tops.
As shown in Figure 6A, when rocking element 251 drive rocking arms 2513 were swung left, liner 257 drives guide elements 253 and optical fiber retaining component 255 is moved to the left; Otherwise shown in Fig. 6 B, when rocking element 251 drive rocking arms 2513 were swung to the right, liner 257 drives guide elements 253 and optical fiber retaining component 255 moves right.Thus, by adjusting the left and right position of waving of rocking arm 2513, the position of the optical fiber retaining component 255 that is movably installed on the rocking arm 2513 can be finely tuned, thereby the position of second optical fiber 21 of accommodating can be on the direction of parallel, horizontal face, finely tuned by optical fiber retaining component 255.
After first optic module 10, second optic module 20 and loam cake 30 contrapositions assembling, first optic fibre end 111 stretches in the elongated slotted apertures of optical fiber retaining component 255 2551 and docks with one of second optical fiber 21.As shown in Figure 7, mechanical optical switch 100 of the present invention changes the position of first optical fiber, 11 terminations 111 in vertical direction by the rocking element 151 of first optic module 10, rocking element 251 by second optic module 20 changes position, second optical fiber, 21 terminations (not indicating) in the horizontal direction simultaneously, thereby make this first optical fiber 11 select one of four second optical fiber 21 of contraposition, reach the purpose that 1X4 photoswitch light path is switched thus.
In sum, mechanical optical switch 100 of the present invention makes first optic fibre end and second optic fibre end form the contraposition relation of straight line to straight line.Because straight line does not align so optical fiber does not need the reacting force of extra precompression and groove just can directly finish the contraposition of straight line, can improve the assembling qualification rate, than being easier to control and keeping aligning accuracy yet.
Mechanical optical switch of the present invention is not limited to first optic module and drives the first optical fiber vertical moving, second optic module drives the pattern that second optical fiber moves horizontally, also can allow the optical fiber switching device shifter of first optic module horizontal, first optical fiber is moved horizontally, allow the optical fiber switching device shifter of second optic module vertically be provided with simultaneously, make the second optical fiber vertical moving.Make this first optical fiber select one of four second optical fiber of contraposition, also can reach the purpose that 1X4 photoswitch light path is switched thus.In addition, this first optic module can be an output optical fibre module, and this first optical fiber can be output optical fibre, and this second optic module can be an output optical fibre module, and this second optical fiber can be an output and goes into optical fiber.
Though disclosed the present invention in conjunction with above preferred embodiment; yet it is not in order to limiting the present invention, anyly is familiar with this operator, without departing from the spirit and scope of the present invention; can do a little change and retouching, thus protection scope of the present invention should with enclose claim was defined is as the criterion.
Claims (19)
1. mechanical optical switch, it comprises one first optic module and one and second optic module that is provided with of this first optic module contraposition, wherein, this first optic module comprises one first optical fiber and one first optical fiber switching device shifter, this second optic module comprises at least two second optical fiber and one second optical fiber switching device shifter, this first optical fiber switching device shifter is controlled the termination of this first optical fiber and is moved on level or vertical direction, this second optical fiber switching device shifter is controlled this second optic fibre end and is moved in the direction vertical with this first optic fibre end moving direction, so that this first optical fiber and this second optical fiber contraposition.
2. mechanical optical switch as claimed in claim 1, wherein this first optic module is an input optical fibre module, this first optical fiber is an input optical fibre.
3. mechanical optical switch as claimed in claim 1, wherein this second optic module is an output optical fibre module, this second optical fiber is an output optical fibre.
4. mechanical optical switch as claimed in claim 3, wherein this output optical fibre module comprises the output optical fibre that four matrix forms are arranged.
5. mechanical optical switch as claimed in claim 1, wherein this first optic module comprises that further one coats the sleeve pipe and a pedestal of this first optical fiber, this first optical fiber switching device shifter is contained in this pedestal, and this sleeve pipe is fixedly installed on this first optical fiber switching device shifter.
6. mechanical optical switch as claimed in claim 5, wherein this first optical fiber switching device shifter comprises a rocking element and a sleeve pipe retaining element.
7. mechanical optical switch as claimed in claim 6, wherein this rocking element comprises a base and one and the rocking arm that flexibly connects of this base, it is the oscillating motion of axle that this base utilizes a magnetic means to draw that this rocking arm produces with a turning axle.
8. mechanical optical switch as claimed in claim 7 is wherein adjusted the height of this sleeve pipe retaining element, in order to finely tune the position of this first optical fiber that this sleeve pipe coats.
9. mechanical optical switch as claimed in claim 7 wherein is provided with a wedge-shaped catch respectively in order to adjust the position of waving of this rocking arm between these rocking arm two ends and this base two ends.
10. mechanical optical switch as claimed in claim 9, wherein this base is installed on this rocking element on this pedestal perpendicular to the direction of surface level, by adjusting the position that teeters of this rocking arm, the fine-tuning position that is fixedly installed in this sleeve pipe retaining element on this rocking arm, thus fine setting is by the position of first optical fiber of this sleeve pipe coating on the direction of its vertical level.
11. mechanical optical switch as claimed in claim 1, wherein this second optic module comprises that further one coats the sleeve pipe and a pedestal of this second optical fiber, and this second optical fiber switching device shifter is contained in this pedestal.
12. mechanical optical switch as claimed in claim 11, wherein this second optical fiber switching device shifter comprises a rocking element, a guide element and an optical fiber retaining component.
13. mechanical optical switch as claimed in claim 12, wherein this rocking element comprises a base and one and the rocking arm that flexibly connects of this base, this base utilize a magnetic means to draw this rocking arm to produce with its turning axle be vacillating now to the left, now to the right of axle.
14. mechanical optical switch as claimed in claim 13 is wherein adjusted the height of this second optical fiber switching device shifter, in order to finely tune the position of this second optical fiber.
15. mechanical optical switch as claimed in claim 13 wherein is provided with wedge-shaped catch respectively in order to adjust the position of waving of this rocking arm between these rocking arm two ends and this base two ends.
16. mechanical optical switch as claimed in claim 15, wherein this rocking arm is provided with a liner, and it is made by soft rubber material, and this liner is fixedly installed in this rocking arm top, and has a projection.
17. mechanical optical switch as claimed in claim 16, wherein this guide element bottom is provided with a groove that engages with this projection, this groove pore size is a bit larger tham the pore size of this projection, and after making this projection and this groove engaging, this projection can be finely tuned in this groove.
18. mechanical optical switch as claimed in claim 17, wherein this optical fiber retaining component is tabular, and its middle body is provided with the slotted eye that holds and fix this second optical fiber, and this optical fiber retaining component is fixedly installed in this guide element top.
19. mechanical optical switch as claimed in claim 18, wherein by adjusting the wiggly position of this rocking arm, the fine-tuning position that is movably installed in this optical fiber retaining component on this guide element, thus can on the direction of parallel, horizontal face, finely tune the position of this output optical fibre of accommodating by this optical fiber retaining component.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNA2006101433195A CN101174004A (en) | 2006-11-03 | 2006-11-03 | Mechanical photo switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNA2006101433195A CN101174004A (en) | 2006-11-03 | 2006-11-03 | Mechanical photo switch |
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CN101174004A true CN101174004A (en) | 2008-05-07 |
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Family Applications (1)
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CNA2006101433195A Pending CN101174004A (en) | 2006-11-03 | 2006-11-03 | Mechanical photo switch |
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CN (1) | CN101174004A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106125296A (en) * | 2016-06-23 | 2016-11-16 | 无锡宏纳科技有限公司 | The one of a kind of doubleway output selects four photoswitches |
-
2006
- 2006-11-03 CN CNA2006101433195A patent/CN101174004A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106125296A (en) * | 2016-06-23 | 2016-11-16 | 无锡宏纳科技有限公司 | The one of a kind of doubleway output selects four photoswitches |
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Open date: 20080507 |