CN203069825U - Mechanical optical switch - Google Patents
Mechanical optical switch Download PDFInfo
- Publication number
- CN203069825U CN203069825U CN 201320065754 CN201320065754U CN203069825U CN 203069825 U CN203069825 U CN 203069825U CN 201320065754 CN201320065754 CN 201320065754 CN 201320065754 U CN201320065754 U CN 201320065754U CN 203069825 U CN203069825 U CN 203069825U
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- CN
- China
- Prior art keywords
- fiber collimator
- collimator array
- collimating apparatus
- double
- optical switch
- 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
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- Mechanical Light Control Or Optical Switches (AREA)
Abstract
The utility model discloses a mechanical optical switch, which adopts an optical path translation device to reflect transmitted signal light for switching optical paths. Even if the optical path translation device has small displacement, the optical path changes a little, and the effects of reducing the optical path sensitivity and increasing the reliability can be achieved. The mechanical optical switch has the advantages of simple structure, easy assembly, low cost, high reliability, and the like.
Description
Technical field
The utility model relates to a kind of passive device of optical-fibre communications field, especially a kind of mechanical optical switch simple in structure.
Background technology
Photoswitch is widely used in optical communication system, is used for light signal is switched to different output optical fibres from input optical fibre.The structure of existing photoswitch have a lot of in, a kind of two tunnel (2 * 2) photoswitches of importing two tunnel outputs that are illustrated in figure 1 as that U.S. E-TEK company provides.This photoswitch comprises two double-fiber collimators 100,120 and biplane catoptrons 110; Collimating apparatus 100 and central shaft relative with the lensed endface of collimating apparatus 120 point-blank, be provided with a light signal input end 101 and a light signal output end 102 in the outer end of collimating apparatus 100, be provided with an input end 121 and an output terminal 122 in the outer end of collimating apparatus 120, catoptron 110 be arranged on two between the collimating apparatus the cross-over place and can move.When catoptron is positioned at light path, the light signal of importing from the input end 101 of collimating apparatus 100 is reflected, return the output terminal 102 of homonymy, and reflect from be reflected another reflecting surface of mirror 110 of the light signal of input end 121 input of collimating apparatus 120, return the input end 122 of homonymy.When catoptron is removed from light path, export from the input end 122 of the collimating apparatus 120 of opposite side from the light signal that the input end 101 of collimating apparatus 100 is come in and gone out, then export from the input end 102 of collimating apparatus 100 from the light signal that the input end 121 of opposite side collimating apparatus 120 is imported.This optical switch construction is simple.But be to use mobile mirror to come switching-over light path, and the catoptron in the light path is when having micro displacement, light path just has very big skew, and has output terminal optical signal power instability, and light path is too responsive, shortcomings such as poor reliability.
Summary of the invention
For overcoming the problems referred to above, it is a kind of simple in structure that the purpose of this utility model is to provide, and is easy to assembling, cost is low, the mechanical optical switch that reliability is high.
For achieving the above object, the technical scheme that the utility model proposes is: a kind of 1 * 2 mechanical optical switch, comprise a double-fiber collimator array and a single fiber collimating apparatus, it is characterized in that, be provided with a light path translating device that is connected with driver by connector between described double-fiber collimator array and the single fiber collimating apparatus, have a collimating apparatus front end that a pair of angle of wedge sheet is fixedly arranged in the described double-fiber collimator array.
Further, described light path translating device is parallel plain film.
Further, described double-fiber collimator array can be the double-fiber collimator array of the output parallel light that uses the microlens array making.
Further, described folding wedge gusset plate is fixed on fiberglass or the metal tube with glue, and described glass tube or metal tube stick with glue in the collimating apparatus front end.
Further, described driver can be relay or motor.
The utility model also comprises a kind of 2 * 2 mechanical optical switches, comprise the first double-fiber collimator array and the second double-fiber collimator array, it is characterized in that, be provided with a light path translating device that is connected with driver by connector between the described first double-fiber collimator array and the second double-fiber collimator array, have a collimating apparatus front end that a pair of angle of wedge sheet is fixedly arranged in the described first optical fiber collimator array and the second optical fiber collimator array.
Further, described light path translating device is refracting prisms.
Further, the described first optical fiber collimator array and the second optical fiber collimator array can be the double-fiber collimator array of the output parallel light that uses the microlens array making.
Further, described folding wedge gusset plate is fixed on fiberglass or the metal tube with glue, and described glass tube or metal tube stick with glue in the collimating apparatus front end.
Further, described driver can be relay or motor.
Adopt technique scheme, mechanical optical switch employing light path translating device described in the utility model reflects the flashlight that sees through and comes switching-over light path, even the light path translating device has micro-displacement, optical path change is also little, can reach and reduce the light path susceptibility, improve the effect of reliability, and this mechanical optical switch have simple in structure, be easy to assembling, cost is low, characteristics such as reliability height.
Description of drawings
Fig. 1 is the structural representation of 2 * 2 pass switches in the prior art;
Fig. 2 is among the embodiment one of the utility model photoswitch, the structural representation of 1 * 2 photoswitch;
Fig. 3 is among the embodiment one of the utility model photoswitch, and 1 * 2 photoswitch light path is switched synoptic diagram;
Fig. 4 is the utility model collimator array and the bonding synoptic diagram of folding wedge gusset plate;
Fig. 5 is among the embodiment two of the utility model photoswitch, the structural representation of 2 * 2 photoswitches;
Fig. 6 is among the embodiment two of the utility model photoswitch, and 2 * 2 photoswitch light paths are switched synoptic diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Embodiment one
As shown in Figures 2 and 3, embodiment one a kind of 1 * 2 photoswitch that provides of the present utility model, 200 is the double-fiber collimator array, contain two collimating apparatuss 203,204,210 is the folding wedge gusset plate, 220 is the parallel plain film that connects by connector and driver, and 230 is the single fiber collimating apparatus, and double-fiber collimator array 200 can replace to the collimator array of the output parallel light that uses the microlens array making.
Folding wedge gusset plate 210 usefulness glue are fixed on collimating apparatus 203 front ends, are used for regulating collimating apparatus 203 light directions, make it parallel with collimating apparatus 204 light directions.Parallel plain film 220 is in the middle of single fiber collimating apparatus 230 and the double-fiber collimator array 200, and the flashlight of collimating apparatus 230 input ends 231 inputs enters collimating apparatus 204 by after the parallel plain film 220, and from output terminal 202 outputs.When the switches light switch, driver drives parallel plain film by connector and rotates, and the flashlight of collimating apparatus 230 input ends 231 inputs enters collimating apparatus 203, and from output terminal 201 outputs, so just realized the switching of light path after reflecting through parallel plain film 220.
The utility model in Fig. 2, Fig. 3, Fig. 5 and Fig. 6 between collimating apparatus and the folding wedge gusset plate adhesive structure see Fig. 4; Among Fig. 4,301 is the contained collimating apparatus of double-fiber collimator array, and 302 is the folding wedge gusset plate, and 303 is glass tube or metal tube, and folding wedge gusset plate 302 usefulness glue are fixed in glass tube or the metal tube 303, and glass tube or metal tube 303 stick with glue knot to collimating apparatus 301 front ends.
Embodiment two
As shown in Figure 5 and Figure 6, embodiment two a kind of 2 * 2 photoswitches that provide of the present utility model, 400 is the first optical fiber collimator array, contain two collimating apparatuss 403,404,420 is the second optical fiber collimator array, contain two collimating apparatuss 423,424,410,411 is the folding wedge gusset plate, 430 is the refracting prisms that are connected with driver by connector, and the first optical fiber collimator array 400 and the second optical fiber collimator array 420 can replace to the optical fiber collimator array of the output parallel light that uses the microlens array making.
Concrete, folding wedge gusset plate 411 usefulness glue are fixed on collimating apparatus 403 front ends, are used for regulating collimating apparatus 403 light directions, make it parallel with collimating apparatus 404 light directions.Folding wedge gusset plate 412 usefulness glue are fixed on collimating apparatus 423 front ends, are used for regulating collimating apparatus 423 light directions, make it parallel with collimating apparatus 424 light directions.Refracting prisms are positioned in the middle of the first optical fiber collimator array 400 and the second optical fiber collimator array 420.The flashlight of collimating apparatus 403 input ends 401 inputs enters collimating apparatus 424 after reflecting through refracting prisms 430, and from output terminal 422 outputs.The flashlight of collimating apparatus 404 input ends 402 inputs enters collimating apparatus 423 after reflecting through refracting prisms 430, and from output terminal 421 outputs.When the switches light switch, driver drives refracting prisms 430 by connector and removes from light path.The flashlight of collimating apparatus 403 input ends 401 inputs enters collimating apparatus 423, and from output terminal 421 outputs.The flashlight of collimating apparatus 404 input ends 402 inputs enters collimating apparatus 424, and from output terminal 422 outputs; So just realized the switching of light path.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but the those skilled in the art should be understood that; in not breaking away from the spirit and scope of the present utility model that appended claims limits; the various variations that the utility model is made are protection domain of the present utility model in the form and details.
Claims (10)
1. mechanical optical switch, comprise a double-fiber collimator array and a single fiber collimating apparatus, it is characterized in that, be provided with a light path translating device that is connected with driver by connector between described double-fiber collimator array and the single fiber collimating apparatus, have a collimating apparatus front end that a pair of angle of wedge sheet is fixedly arranged in the described double-fiber collimator array.
2. a kind of mechanical optical switch according to claim 1, it is characterized in that: described light path translating device is parallel plain film.
3. a kind of mechanical optical switch according to claim 1 is characterized in that: described double-fiber collimator array is the double-fiber collimator array of the output parallel light that uses microlens array and make.
4. a kind of mechanical optical switch according to claim 1, it is characterized in that: described folding wedge gusset plate is fixed on fiberglass or the metal tube with glue, and described glass tube or metal tube stick with glue in the collimating apparatus front end.
5. a kind of mechanical optical switch according to claim 1, it is characterized in that: described driver is relay or motor.
6. mechanical optical switch, comprise the first double-fiber collimator array and the second double-fiber collimator array, it is characterized in that, be provided with a light path translating device that is connected with driver by connector between the described first double-fiber collimator array and the second double-fiber collimator array, have a collimating apparatus front end that a pair of angle of wedge sheet is fixedly arranged in the described first optical fiber collimator array and the second optical fiber collimator array.
7. a kind of mechanical optical switch according to claim 6, it is characterized in that: described light path translating device is refracting prisms.
8. a kind of mechanical optical switch according to claim 6 is characterized in that: the described first optical fiber collimator array and the second optical fiber collimator array are the double-fiber collimator array of the output parallel light that uses microlens array and make.
9. a kind of mechanical optical switch according to claim 6, it is characterized in that: described folding wedge gusset plate is fixed on fiberglass or the metal tube with glue, and described glass tube or metal tube stick with glue in the collimating apparatus front end.
10. a kind of mechanical optical switch according to claim 6, it is characterized in that: described driver is relay or motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320065754 CN203069825U (en) | 2013-02-05 | 2013-02-05 | Mechanical optical switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320065754 CN203069825U (en) | 2013-02-05 | 2013-02-05 | Mechanical optical switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203069825U true CN203069825U (en) | 2013-07-17 |
Family
ID=48768596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320065754 Expired - Lifetime CN203069825U (en) | 2013-02-05 | 2013-02-05 | Mechanical optical switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203069825U (en) |
-
2013
- 2013-02-05 CN CN 201320065754 patent/CN203069825U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |