CN2513125Y - Light switch device - Google Patents
Light switch device Download PDFInfo
- Publication number
- CN2513125Y CN2513125Y CN 01256131 CN01256131U CN2513125Y CN 2513125 Y CN2513125 Y CN 2513125Y CN 01256131 CN01256131 CN 01256131 CN 01256131 U CN01256131 U CN 01256131U CN 2513125 Y CN2513125 Y CN 2513125Y
- Authority
- CN
- China
- Prior art keywords
- prism
- switch device
- optical switch
- turret
- pedestal
- 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 - Fee Related
Links
Images
Landscapes
- Mechanical Light Control Or Optical Switches (AREA)
Abstract
The utility model relates to a light switch device, comprising a cover body, a casing, an input end part, an output end part, a light path change-over arrangements and a base; wherein the light path change-over arrangements comprises a prism combination, a prism turret, a fixed shrapnel, a shaft and a drive unit, etc; the prism combination and the prism turret are fixed, and the prism combination is driven by the shaft and the drive unit, making the prism combination changes the position between the upper scotch and the lower scotch, thereby realizing the aim of exchanging the light signal of the switch.
Description
[technical field]
The utility model is about a kind of optical switch device, particularly about a kind of optical switch device with accurate location optical path switching device function.
[background technology]
Along with the continuous expansion in fiber optic applications field, in order to obtain desired optical signal transmission path in optical transmission system, exchange, the switch of light signal between different fiber becomes very necessary.Therefore, desirable photoswitch becomes optical module important in the light signal transfer process.Typical photoswitch has one or more light input end portions and plural at least light output end portion, is used for the mutual conversion or the logical operation of the light signal of optical transmission line or integrated optical circuit.
According to principle of work, photoswitch can be divided into mechanical type and on-mechanical formula two big classes.Wherein, mechanical optical switch is normally with the moving optical assembly position, and it is different and cause the effect of optical signal switch in the light path or exchange to form optical path states before and after moving.The photoswitch of general moving optical assembly formula can be further divided into mobile mirror and mobile prism two big classes again, and two kinds of photoswitches all can utilize specific prism turret to change catoptron or the position of prism in light path.Wherein, prior art changes the position of prism or catoptron and normally realizes with small-sized servo-electric motor, but, lack the locking position function in the electric motor operated mode, need to add other mechanism, can realize as feedback circuit etc., and, the acting device volume of using electro-motor is relatively large, and the photoswitch product is occupied than large space, is a big unfavorable factor when miniaturization, systematization.
Prior art also has improvement to use the acting device that relay is the light path conversion, as shown in Figure 1, it is prior art United States Patent (USP) the 5th, 742, a kind of mobile mirror type photoswitch 910 that is disclosed in No. 712, this photoswitch 910 comprises a relay 912, and relay 912 comprises that a registration arm 940 is in order to supporting reflex mirror 920.When to relay 912 input electrical signals, registration arm 940 can drive catoptron 920 and move between the primary importance 944 and the second place 946, thereby realizes the purpose of light path conversion.The mobile restriction that is subjected to scotch 948 of registration arm 940 determines first and second position of catoptron with this.In this case, though relay-set can overcome the effect that above-mentioned shortcoming realizes the location catoptron, but because scotch 948 is bound positions of controlling catoptron indirectly, and scotch 948 is the stage casing parts that are positioned at registration arm 940, registration arm 940 can produce bending because of the weight of suspention catoptron 920, and then influences catoptron and accurately locate.Also there is above-mentioned same shortcoming in No. the 5th, 838,847, prior art United States Patent (USP).
[summary of the invention]
The purpose of this utility model is to be to provide a kind of tool optical module acting device and overall volume is less and can accurately locate optical switch device in order to the optical module that changes light path.
The utility model optical switch device comprises lid, housing, input end, output end, optical path switching device and pedestal.This optical path switching device comprises: prism combination, prism turret, fixation spring tab, rotating shaft and drive unit etc.The prism turret is and the prism combination is fixing and make the prism combination change the position between upper and lower scotch by rotating shaft and drive unit drive, thereby realizes the purpose of alteration switch light signal.Drive unit of the present utility model is a relay.
Compared to prior art, the utlity model has the advantage that accurately to locate the stroke end and reduce overall volume.
[description of drawings]
Fig. 1 is the planar side view of prior art optical switch device.
Fig. 2 is the three-dimensional exploded view of the utility model optical switch device.
Fig. 3 is prism and a base part three-dimensional exploded view in the utility model optical switch device.
Fig. 4 is the part three-dimensional exploded view of prism turret in the utility model optical switch device.
Fig. 5 is the part stereographic map of the utility model optical switch device, and wherein the prism turret is assemblied in pedestal.
Fig. 6 is the stereographic map that optical path switching device is positioned at primary importance in the utility model optical switch device.
Fig. 7 is the stereographic map that optical path switching device is positioned at the second place in the utility model optical switch device.
[embodiment]
As shown in Figure 2, optical switch device 10 of the present utility model comprises lid 2, housing 3, input end 4, output end 5, optical path switching device 6 and pedestal 7.Wherein, lid 2 cooperate with housing 3 can form an accommodation space with device optical path switching device 6 and pedestal 7 in wherein, and input end 4 comprises first input optical fibre 41 and second input optical fibre 42, output end 5 then comprises first output optical fibre 51 and second output optical fibre 52, this input end 4 is relatively arranged on housing 3 both sides with output end 5, and first, second input optical fibre 41,42 and first, second output optical fibre 51,52 are then from housing 3 relative two side direction housings, 3 outside extensions.
Please cooperate with reference to Fig. 2, Fig. 3 and Fig. 4, optical path switching device 6 comprises: prism combination 61, prism turret 62, drive unit 63, fixation spring tab 64 and rotating shaft 65.Wherein, prism turret 62 is fixed in this prism combination 61, prism turret 62 then is installed on pedestal 7 with rotating shaft 65 and fixation spring tab 64, and link with drive unit 63 by prism turret 62 and to move horizontally, 62 rotations of prism turret and drive prism combination 61 are moved up and down, thereby cause the change of light path.
This prism combination 61 has a prism fixing structure 611 with clamping prism 612.Prism turret 62 then comprises arm prism 621 and holder 622, and arm prism 621 is fixing with 611 welding of prism fixing structure, and 65 of rotating shafts are that the through hole 623 that passes on the holder 622 is fixing, and the top of holder has another through hole 624.64 of fixation spring tabs comprise elastic 641 and fixed part 642, wherein fixed part 642 be in order to locking fixation spring tab 64 in pedestal 7, elastic 641 then is to be posted by rotating shaft 65, to keep the relative position of rotating shaft 65 and pedestal 7.Drive unit 63 is a relay in the present embodiment, and this relay has an elongated end 631 and cooperates with through hole 624 on the holder 622, thus and the positions that rotating shaft 65 rotated drive prism turrets 62 and prism combination 61 to change in light path.
Please refer to Fig. 3 and Fig. 4 again, pedestal 7 is respectively equipped with a fixing threaded hole 71,72, and this pedestal 7 cooperates with screw 71,72 by bolt 88 and is locked in housing 3.Pedestal 7 has a groove 73, this groove 73 can be shifted one's position therein for prism combination 61, groove 73 both sides are provided with buttress portion 731,732 respectively, the sunk part of buttress portion 731,732 is fixed first, second input parallel light tube 81,82 and first, second output parallel light tube 91,92 in order to accommodate respectively, one fixed orifice 733 is set, in order to fixing scotch 65 down in the middle of the groove 73.Pedestal 7 further comprises platform part 74, the side 748 of this platform part 74 further is provided with single order portion 741, rank portion 741 sides are provided with two screws 742, platform part 74 is being provided with two wall portions 743,744 along rank portion 741 longitudinallies, one end, and form a receiving space 745 between the two wall portions, and be symmetrical arranged two V-shaped grooves 746,747 in this two walls portion, this V-shaped groove 746,747 can be accepted rotating shaft 65, receiving space 745 then can be taken in holder 622 parts of prism turret 62, and this prism turret 62 is rotated.The fixed part 642 of fixation spring tab 64 cooperates with screw 742 and is locked in side 748 by bolt 88, and elastic 641 then is posted by rotating shaft 65, to keep rotating shaft 65 in this V-shaped groove 746,747 (as shown in Figure 5).
With reference to Fig. 2 and shown in Figure 5, when the utility model optical switch device was installed, the holder 622 of prism turret 62 was fixing with rotating shaft 65, and the elongated end 631 on the relay 63 cooperates with through hole 624 on the holder 622 of prism turret 62.Control by circuit, supply with holder 622 horizontal forces, thereby rotating shaft 65 is rotated, to drive 62 rotations of prism turret and prism combination 61 shifted one's position between upper and lower scotch 85,86, and, for avoiding damaging prism, upper and lower scotch can adopt tool buffering, wear-resisting rubber material to make.Wherein, last scotch 85 is located in the locating slot 21 of lid 2, and following scotch 86 then is installed on the fixed orifice 733 of pedestal 7.
As Figure 6 and Figure 7, driving prism turret 62 via relay rotates, and prism combination 61 is shifted one's position, wherein be that prism combination 61 is in primary importance as shown in Figure 5, light signal from the first input parallel light tube 81 enters the second output parallel light tube 92 via prism 612 change light paths, then changes light paths via prism 612 from second light signal of importing parallel light tube 82 and enters the first output parallel light tube 91.Be that prism combination 61 is positioned at the second place as shown in Figure 6, because prism 612 has been moved away original light path, so the light signal from the first input parallel light tube 81 then directly enters the first output parallel light tube 91, light signal from the second input parallel light tube 82 then directly enters the second output parallel light tube 92, thereby reaches the effect of light signal exchange and switch.Owing to adopt relay as power resources and scotch location prism location up and down, so, can normality accurately keep prism turret and prism to be combined in the primary importance or the second place, being adopt small-sized servo motor to control motor to keep the fixed position of prism and avoid existing, because of can simplify manufacture method and reduce manufacturing cost with feedback circuit.
Claims (10)
1. an optical switch device comprises: a pedestal, input optical signal input end and the output end of an output light signal to this photoswitch to this photoswitch, it is characterized in that: this optical switch device further includes scotch, following scotch and an optical path switching device, and this optical path switching device is that device also further comprises on this pedestal: a prism; One prism turret and one drives this prism turret motion to change the drive unit of prism location between scotch on this and following scotch.
2. optical switch device according to claim 1 is characterized in that: it further comprises a lid, has a locating slot on this lid, and last scotch is located in this locating slot.
3. optical switch device according to claim 1 is characterized in that: wherein this pedestal has a fixed orifice, and following scotch is installed in this fixed orifice.
4. optical switch device according to claim 1 is characterized in that: wherein this prism is fixed in the prism turret by a prism fixing structure.
5. optical switch device according to claim 1 is characterized in that: wherein this a prism turret and a rotating shaft are fixed, and drive unit drives rotating shaft and rotates, and rotate and drive the prism turret.
6. optical switch device according to claim 5 is characterized in that: wherein further comprise a fixation spring tab, this fixation spring tab is fixed in this pedestal, and it has an elastic, is to be posted by this rotating shaft.
7. optical switch device according to claim 5 is characterized in that: wherein this rotating shaft places the V-shaped groove of offering on the pedestal.
8. optical switch device according to claim 7 is characterized in that: wherein further comprise a fixation spring tab, this fixation spring tab is fixed in pedestal, and it has an elastic, is to be posted by this rotating shaft.
9. optical switch device according to claim 1 is characterized in that: wherein this drive unit can be a relay.
10. optical switch device according to claim 9 is characterized in that: wherein this relay has an elongated end that is fixedly arranged on this prism turret.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01256131 CN2513125Y (en) | 2001-10-05 | 2001-10-05 | Light switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01256131 CN2513125Y (en) | 2001-10-05 | 2001-10-05 | Light switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2513125Y true CN2513125Y (en) | 2002-09-25 |
Family
ID=33665144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01256131 Expired - Fee Related CN2513125Y (en) | 2001-10-05 | 2001-10-05 | Light switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2513125Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113589436A (en) * | 2021-09-29 | 2021-11-02 | 首都师范大学 | Closed track optical delay module, terahertz system and photoelectric system |
-
2001
- 2001-10-05 CN CN 01256131 patent/CN2513125Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113589436A (en) * | 2021-09-29 | 2021-11-02 | 首都师范大学 | Closed track optical delay module, terahertz system and photoelectric system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102029243A (en) | Fully-automatic three-axis machine | |
| CN114200782B (en) | Flexible two-dimensional guide mechanism | |
| CN2513125Y (en) | Light switch device | |
| CN1306248C (en) | Macro/micro driven two-degree-of-freedom high-acceleration high-precision parallel positioning system | |
| CN212341565U (en) | Lens driving structure, camera device and electronic product | |
| CN216209615U (en) | Insulation detection device for producing alternating current servo motor | |
| CA2278873A1 (en) | Optical fiber switch | |
| CN113589543B (en) | Anti-shake system, movable structure, lens driving device, image pickup device, and electronic apparatus | |
| CN114294322B (en) | Quasi-zero rigidity flexible guide mechanism based on passive compensation structure | |
| CN2863383Y (en) | Table type robot mechanism | |
| CN215067694U (en) | Projector lens device and projector | |
| CN210361190U (en) | Micro-operation device with large-stroke movement function | |
| CN2557968Y (en) | Mechanical type light switch | |
| CN2557967Y (en) | Mechanical type light switch | |
| CN2543096Y (en) | Electric controllable photosignal attenuator | |
| CN2546894Y (en) | Mechanical photoswitch | |
| CN2546898Y (en) | Potoswitch | |
| CN2543078Y (en) | Photoswitch device | |
| CN2550782Y (en) | Optic switch with indicator | |
| CN209831641U (en) | Mechanical arm transmission system of vending machine | |
| CN212460292U (en) | Projector lens displacement adjusting mechanism and projector | |
| CN220553874U (en) | Fixing device and electronic device for stepping motor | |
| CN211317296U (en) | Linear motor-based large-stroke image measuring instrument | |
| CN2543077Y (en) | 1XN Photoswitch | |
| CN216009425U (en) | Z-axis mechanism module and packaging machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |