CN202631784U - Guide and absorption type ON/OFF optical switch array - Google Patents
Guide and absorption type ON/OFF optical switch array Download PDFInfo
- Publication number
- CN202631784U CN202631784U CN 201220268821 CN201220268821U CN202631784U CN 202631784 U CN202631784 U CN 202631784U CN 201220268821 CN201220268821 CN 201220268821 CN 201220268821 U CN201220268821 U CN 201220268821U CN 202631784 U CN202631784 U CN 202631784U
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- photoswitch
- prism
- absorption
- optical
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- Mechanical Light Control Or Optical Switches (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The utility model discloses a guide and absorption type ON/OFF optical switch array, which comprises more than two ON/OFF optical switches, wherein any optical switch comprises an input/output double-optical-fiber collimator, a fixed full-reflection mirror, a movable conversion prism and a fixed optical absorption sheet; the input/output double-optical-fiber collimators, the fixed full-reflection mirrors, the movable conversion prisms and the fixed optical absorption sheets are fixed on a stainless steel substrate; the fixed full-reflection mirrors and the input/output double-optical-fiber collimators form full-reflection optical paths; the fixed optical absorption sheets are positioned outside the full-reflection optical paths; the movable conversion prisms are fixed on a swing arm of a relay; each movable conversion prism is provided with two parking positions; the first parking positions are positioned outside the full-reflection optical paths; and the second parking positions are positioned in the full-reflection optical paths and form guide and absorption routes together with the input/output double-optical-fiber collimators and the fixed optical absorption sheets. The relay controls the movable conversion prisms to be converted between the two positions, so that ON/OFF states of the optical switches in a module package body can be independently controlled to be converted.
Description
Technical field:
The utility model relates to physical field, relates in particular to optical fiber communication equipment, particularly photoswitch, and concrete is a kind of guiding absorption-type ON/OFF array of photoswitch.
Background technology:
Photoswitch is widely used in optical-fibre communications field.Mechanical optical switch is main a kind of practicability photoswitch.In mechanical optical switch, the mechanical optical switch device is with the output optical fibre of light from the appointment of input optical fibre guiding.Mechanical optical switch utilizes the mode that moves light prism, catoptron or moving fiber itself to realize the switching of light usually.The rise of all optical network needs that a large amount of speed are fast, the scale array light switch, on technical indicator, require photoswitch to have higher switch speed, lower insertion loss and longer serviceable life, and volume is little, requires higher integrated level.In the prior art, the switch speed of mechanical optical switch is lower, and the insertion loss is bigger, and integrated level is lower.
The utility model content:
The purpose of the utility model is to provide a kind of guiding absorption-type ON/OFF array of photoswitch, and described this guiding absorption-type ON/OFF array of photoswitch will solve the technical matters that the mechanical optical switch switch speed is lower in the prior art, the insertion loss is big, integrated level is lower.
This guiding absorption-type ON/OFF array of photoswitch of the utility model; The ON/OFF photoswitch that comprises two above numbers; Described ON/OFF photoswitch is set up in parallel; Any ON/OFF photoswitch all comprises an input and output double-fiber collimator separately, one fixedly prism and a fixed light absorbing sheet are switched in completely reflecting mirror, an activity; Wherein, In any described ON/OFF photoswitch, described input and output double-fiber collimator, described fixedly completely reflecting mirror and fixed light absorbing sheet all are fixedly installed on the stainless steel substrate, and fixedly completely reflecting mirror and input and output double-fiber collimator constitute a total reflection light path; Described fixed light absorbing sheet is arranged on beyond the total reflection light path; The described movable prism that switches is fixed on the rocking arm of a relay, and the movable prism that switches has one first stop place and one second stop place, and movable first stop place of switching prism is positioned at outside the described total reflection light path; Second stop place that prism is switched in activity is arranged in the total reflection light path, and prism and input and output double-fiber collimator and fixed light absorbing sheet formation guiding absorption route are switched in the activity on second stop place.
Further, all ON/OFF photoswitches all are arranged in the module package body.
Further, described fixedly completely reflecting mirror is square completely reflecting mirror.
Further, described fixedly completely reflecting mirror is the level crossing with 99% above reflectivity.
Further, described fixed light absorbing sheet is square optical absorption film.
Further, described movable switching prism is the parallelogram prism.
Further, be coated with the antireflection anti-reflection film on two of described parallelogram prism transmission planes.
Further; Transmission light is through input and output double-fiber collimator input end input, get into the output terminal of input and output double-fiber collimator by the total reflection of the fixedly completely reflecting mirror of correspondence, and this state is claimed that the ON/OFF photoswitch is in and led directly to reflex circuit by (ON state).
Further; Transmission light is imported, is switched prism in second stop place by the parallelogram activity of correspondence through input and output double-fiber collimator input end; Be directed to corresponding fixed light absorbing sheet to transmission light through refraction; The transmission light optical absorption film that is fixed absorbs fully and ends, and this state claims that the ON/OFF photoswitch is in guiding and absorbs route (OFF state).
Further; But the two fine collimating apparatuss of input and output, the fixing component count flexible configuration of ON/OFF photoswitches such as completely reflecting mirror, movable switching prism and fixed light absorbing sheet; Like the two fine collimating apparatuss of input and output, fixedly completely reflecting mirror, the movable quantity of switching ON/OFF optical switch components such as prism and fixed light absorbing sheet are that 4 covers just can be formed 4 guiding absorption-type ON/OFF array of photoswitch modules (promptly 4 * 4 guiding the absorption-type array of photoswitch), be 8 to overlap and just can form 8 * 8 and guide the absorption-type array of photoswitch like the quantity of ON/OFF optical switch component.The quantity of ON/OFF optical switch component also can be 6 covers, 9 covers etc., can be configured to 6 * 6 guiding absorption-type array of photoswitch, 9 * 9 guiding absorption-type array of photoswitch etc. as required.
Further, the switching time of any 1 guiding absorption-type ON/OFF photoswitch is all less than 8ms.
Further, described input and output double-fiber collimator is weldingly fixed on the welded tube of stainless steel substrate through regulating to aim at.
Further, described fixedly completely reflecting mirror, fixed light absorbing sheet pass through glue fixing on stainless steel substrate.
The principle of work of the utility model is: the input and output double-fiber collimator and fixedly completely reflecting mirror constitute the total reflection light path, the input light of input and output double-fiber collimator through behind the fixing completely reflecting mirror from the output terminal outgoing of input and output double-fiber collimator.Through the control to relay, prism perhaps switching of second stop place in first stop place is switched in the realization activity.The movable prism that switches is when first stop place; The movable prism that switches is positioned at outside the total reflection light path; The input light that does not influence the input and output double-fiber collimator turns back to the output terminal of input and output double-fiber collimator through fixing completely reflecting mirror, and the ON/OFF photoswitch is in the straight-through routing state (ON state) that reflects.The movable prism that switches is when second stop place; The movable prism that switches is arranged in the total reflection light path; Movable switching prism gets into corresponding fixed light absorbing sheet with the input light of input and output double-fiber collimator through the refraction guiding; The fixed light absorbing sheet will transmit light absorption to be ended, and the ON/OFF photoswitch is in guiding and absorbs routing state (OFF state).Thereby can distinguish each relay realization independently controlling in the driver module packaging body to each photoswitch through control circuit.
The utility model is compared with prior art, and its effect is actively with tangible.The incident light guiding entering fixed light absorbing sheet of prism with the input and output double-fiber collimator switched in the utility model utilization activity; The fixed light absorbing sheet will transmit light absorption to be ended; Utilize relay control activity to switch prism and switch between the two positions, can realize that ON, independently the controlling of OFF state of each guiding absorption-type ON/OFF photoswitch in the module package body switched.Compared with prior art, it is short to have a switching time, and stable height and low cost and other advantages are applicable to that the control of optical transmission system multichannel switches and optical sensor system, can satisfy in the optical communication demand to switching time switching time fully.
Description of drawings:
Fig. 1 be in the guiding absorption-type ON/OFF array of photoswitch of the utility model all the ON/OFF photoswitches all under the ON state straight-through reflex circuit by index path.
Fig. 2 is that part ON/OFF photoswitch gets into the index path that guiding absorbs route in the guiding absorption-type ON/OFF array of photoswitch of the utility model under the OFF state.
Embodiment:
Embodiment 1:
As shown in Figure 1; The guiding absorption-type ON/OFF array of photoswitch of the utility model; Comprise a module package body (not shown) and 8 ON/OFF photoswitches; 8 ON/OFF photoswitches all are arranged in the module package body; Any guiding absorption-type ON/OFF photoswitch all comprises an input and output double-fiber collimator 131, one fixedly completely reflecting mirror 111, a fixed light absorbing sheet 141 and the movable prism 121 that switches separately; Wherein, in any guiding absorption-type ON/OFF photoswitch, input and output double-fiber collimator 131, fixed light absorbing sheet 141 and fixedly completely reflecting mirror 111 all be fixedly installed on the stainless steel substrate (not shown); Fixedly completely reflecting mirror 111 constitutes a total reflection light path with input and output double-fiber collimator 131; The movable prism 121 that switches is fixed on the rocking arm (not shown) of a relay (not shown), and the movable prism 121 that switches has one first stop place and one second stop place, and movable first stop place of switching prism 121 is positioned at outside the total reflection light path; Movable second stop place of switching prism 121 is arranged in the total reflection light path, and the switching of the activity on second stop place prism 121 absorbs route with input and output double-fiber collimator 131 and the 141 formation guiding of fixed light absorbing sheet.
Further, described fixedly completely reflecting mirror 111 is square total reflection prisms.
Further, described fixedly completely reflecting mirror 111 is the level crossings with 99% above reflectivity.
Further, described fixed light absorbing sheet 141 is square optical absorption films.
Further, described movable switching prism 121 is parallelogram prisms.
Further, be coated with the antireflection anti-reflection film on two transmission planes of the activity of described parallelogram switching prism 121.
Further, described input and output double-fiber collimator 131 is weldingly fixed on the welded tube of stainless steel substrate through regulating to aim at.
Further, described fixedly completely reflecting mirror 111, fixed light absorbing sheet 141 through glue fixing on stainless steel substrate.
The principle of work of present embodiment is: input and output double-fiber collimator 131 constitutes the total reflection light paths with fixing completely reflecting mirror 121, and through the control to relay, the realization activity is switched prism 121 and between first stop place or second stop place, switched.As shown in Figure 1; The movable prism 121 that switches is positioned at outside the total reflection light path; The input light of input and output double-fiber collimator 131 passes through the input end 11 of input and output double-fiber collimator 131, fixedly completely reflecting mirror 111 backs are from output terminal 12 outgoing of input and output double-fiber collimator 131, and photoswitch is in straight-through reflection routing state (ON state).As shown in Figure 2; The movable prism 121 that switches is when second stop place; The movable prism 121 that switches is arranged in the total reflection light path; The movable incident light guiding entering fixed light absorbing sheet 141 that switches prism 121 with input and output double-fiber collimator 131, fixed light absorbing sheet 141 will transmit light absorption to be ended, and photoswitch is in guiding and absorbs routing state (OFF state).Can distinguish each relay in the driver module packaging body through control circuit, thereby realize the independent control of each photoswitch.
Claims (9)
1. one kind guides absorption-type ON/OFF array of photoswitch; The ON/OFF photoswitch that comprises two above numbers; Described ON/OFF photoswitch parallel arranged; Any ON/OFF photoswitch all comprises an input and output double-fiber collimator separately, one fixedly prism and a fixed light absorbing sheet are switched in completely reflecting mirror, an activity; It is characterized in that: in any described ON/OFF photoswitch; Described input and output double-fiber collimator, described fixedly completely reflecting mirror and fixed light absorbing sheet all are fixedly installed on the stainless steel substrate; Fixedly completely reflecting mirror and input and output double-fiber collimator constitute a total reflection light path, and described fixed light absorbing sheet is arranged on beyond the described total reflection light path, and the described movable prism that switches is fixed on the rocking arm of a relay; The movable prism that switches has one first stop place and one second stop place; First stop place that prism is switched in activity is positioned at outside the described total reflection light path, and second stop place that prism is switched in activity is arranged in the total reflection light path, and prism and input and output double-fiber collimator and fixed light absorbing sheet formation guiding absorption route are switched in the activity on second stop place.
2. like the described guiding absorption-type of claim 1 ON/OFF array of photoswitch, it is characterized in that: described ON/OFF photoswitch all is arranged in the module package body.
3. like the described guiding absorption-type of claim 1 ON/OFF array of photoswitch, it is characterized in that: described fixedly completely reflecting mirror is square total reflection prism.
4. like the described guiding absorption-type of claim 1 ON/OFF array of photoswitch, it is characterized in that: described fixedly completely reflecting mirror is the level crossing with 99% above reflectivity.
5. like the described guiding absorption-type of claim 1 ON/OFF array of photoswitch, it is characterized in that: described fixed light absorbing sheet is square optical absorption film.
6. like the described guiding absorption-type of claim 1 ON/OFF array of photoswitch, it is characterized in that: described movable switching prism is the parallelogram prism.
7. like the described guiding absorption-type of claim 6 ON/OFF array of photoswitch, it is characterized in that: be coated with the antireflection anti-reflection film on two transmission planes of described parallelogram prism.
8. like the described guiding absorption-type of claim 1 ON/OFF array of photoswitch, it is characterized in that: described input and output double-fiber collimator is weldingly fixed on the welded tube of stainless steel substrate.
9. like the described guiding absorption-type of claim 1 ON/OFF array of photoswitch, it is characterized in that: described fixedly completely reflecting mirror, fixed light absorbing sheet pass through glue fixing on stainless steel substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220268821 CN202631784U (en) | 2012-06-08 | 2012-06-08 | Guide and absorption type ON/OFF optical switch array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220268821 CN202631784U (en) | 2012-06-08 | 2012-06-08 | Guide and absorption type ON/OFF optical switch array |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202631784U true CN202631784U (en) | 2012-12-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220268821 Withdrawn - After Issue CN202631784U (en) | 2012-06-08 | 2012-06-08 | Guide and absorption type ON/OFF optical switch array |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202631784U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102681098A (en) * | 2012-06-08 | 2012-09-19 | 翔光光通讯器材（昆山）有限公司 | Guide absorption type ON/OFF photoswitch array |
-
2012
- 2012-06-08 CN CN 201220268821 patent/CN202631784U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102681098A (en) * | 2012-06-08 | 2012-09-19 | 翔光光通讯器材（昆山）有限公司 | Guide absorption type ON/OFF photoswitch array |
| CN102681098B (en) * | 2012-06-08 | 2013-11-27 | 翔光光通讯器材（昆山）有限公司 | Guide absorption type ON/OFF photoswitch array |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121226 Effective date of abandoning: 20131127 |
|
| RGAV | Abandon patent right to avoid regrant |