CN202758096U - Optical exchange platform - Google Patents
Optical exchange platform Download PDFInfo
- Publication number
- CN202758096U CN202758096U CN 201220383849 CN201220383849U CN202758096U CN 202758096 U CN202758096 U CN 202758096U CN 201220383849 CN201220383849 CN 201220383849 CN 201220383849 U CN201220383849 U CN 201220383849U CN 202758096 U CN202758096 U CN 202758096U
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- Prior art keywords
- switching plane
- optical fibre
- electromagnet
- fixed
- housing
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Abstract
The utility model relates to an optical exchange platform, comprising a housing, input fibers fixed on one side surface of the housing, output fibers fixed to the other side surface of the housing, maintenance type electromagnets arranged in the housing and retroreflectors fixed to the maintenance type electromagnets. Each maintenance type electromagnet comprises an electromagnet slide bar; a retroreflector is fixed to the electromagnet slide bar and moves up and down following the electromagnet; optical signals enter the housing through the input fibers and are reflected through the retroreflectors and outputted from the output fibers. The optical exchange platform has the advantages of low costs and high reliability.
Description
Technical field
The utility model relates to a kind of optical element, particularly relates to a kind of optics switching plane.
Background technology
Optical fiber access technology and other access technology (such as copper twisted pair cable, concentric cable, wireless etc.) are compared, and sharpest edges are that available bandwidth is large.Use the optical fiber transmission information, the high energy of single-mode fiber reaches 1000Mbit/s, and a pair of optical fiber can transmit cover TV programme more than more than 150 No. ten thousand phones or 2000 simultaneously.If optical fiber is made optical cable, its capacity is larger, and each radio frequency channel capacity of optical cable is 6000 the tunnel, and repeater span reaches 130km, and 1000km only need build 7 relay stations.In addition, optical fiber can overcome some limiting factors that copper cabling can't overcome, and has advantages of that loss is low, bandwidth, and has removed the little restriction in copper cash footpath.Optical Access Network also has the advantages such as transmission quality is good, transmission range is long, antijamming capability is strong, network reliability is high, saving conduit resource.These advantages will make the network speed several times promote, and make network more perfect, thereby make the unobstructed operation of network high-speed, satisfy users' demand.But the exchange of fiber-optic signal is the Main Bottleneck of present technical development.The optics switching plane that therefore, can carry out fiber-optic signal exchange becomes the trend of WeiLai Technology development.
Optical fiber communication user's signal exchange is mainly finished by artificial plug in the community at present, and this operation is subjected to the limitation of personnel cost and region can not satisfy user's requirement.Another kind of optics switching plane commonly used is to adopt MEMS (micro electro mechanical system) (MEMS, Micro-Electro-Mechanic System) to realize, the advantage of this switching plane is that volume is little, and reaction is fast; Shortcoming is that reliability is low, and the loss of signal is large, and price is high.
The utility model content
Based on this, be necessary to provide a kind of optics switching plane, have advantages of that cost is low, reliability is high.
A kind of optics switching plane, comprise housing, be fixed in input optical fibre on side of housing, be fixed in output optical fibre on another side of housing, be arranged at the freeze mode electromagnet in the housing and be fixed in reflective mirror on the freeze mode electromagnet, described freeze mode electromagnet comprises the electromagnet slide bar and drives the electromagnet assembly of described electromagnet slide bar motion, described reflective mirror is fixed on the described electromagnet slide bar and follows described electromagnet slide bar and moves up and down, and light signal enters housing from described input optical fibre and exports from described output optical fibre after described reflective mirror reflection.
Therein among embodiment, described optics switching plane also comprises the substrate that is fixed on the housing and the stop means that is fixed on the substrate, described stop means is provided with chute, is provided with the dag of lubricate in the described chute, and described reflective mirror slides up and down along described chute.
Among embodiment, described reflective mirror is the monocrystalline silicon piece of surface gold-plating therein.
Among embodiment, described optics switching plane also comprises substrate therein, and described substrate is fixed on the described electromagnet slide bar, and described reflective mirror is arranged on the described substrate.
Therein among embodiment, described optics switching plane also comprises the fixedly fixed head of output optical fibre, described fixed head comprises the fixedly fiber-optic fixing-hole of output optical fibre and the adjustment hole of regulation output fiber position, described housing is provided with the screw hole of fixing described fixed head and the optical fiber input port that allows output optical fibre to pass through, and described output optical fibre is fixed on the described housing by fixed screw and fixed head.
Therein among embodiment, the diameter of described adjustment hole is greater than the diameter of described screw hole, and described fixed screw passes described adjustment hole and screws in described screw hole and described fixed head is pressed solidly on described housing.
Therein among embodiment, described optics switching plane comprises that also the light signal observed after the reflective mirror reflection is with respect to the camera head of output optical fibre relative position.
Therein among embodiment, described optics switching plane also comprises the optical fiber collimator that is arranged at input optical fibre and output optical fibre end in the housing.
Therein among embodiment, the quantity of described input optical fibre is N, and the quantity of described output optical fibre is M, and the quantity of described freeze mode electromagnet and reflective mirror is N * M, described freeze mode electromagnet and reflective mirror form N * M array, and wherein M, N are natural number.
Among embodiment, described optics switching plane also comprises the control module of control freeze mode work of electromagnet therein.
Above-mentioned optics switching plane adopts the freeze mode electromagnet to control the lifting of reflective mirror, thereby realizes the switching of light path, has advantages of that with respect to the optics switching plane that adopts MEMS (micro electro mechanical system) cost is low.In addition, the freeze mode electromagnet still can keep original state constant at power down mode, thereby does not affect the transmission of light signal, therefore has advantages of that reliability is high.
Description of drawings
Fig. 1 is the optics switching plane schematic diagram of an embodiment;
Fig. 2 is the inner structure schematic diagram of optics switching plane shown in Figure 1;
Fig. 3 is that the reflective mirror of optics switching plane shown in Figure 1 cooperates schematic diagram with stop means;
Fig. 4 is the fixing schematic diagram of output optical fibre of optics switching plane shown in Figure 1;
Fig. 5 is the principle of work schematic diagram of optics switching plane shown in Figure 1.
Embodiment
Please also refer to Fig. 1 and Fig. 2, an embodiment provides a kind of optics switching plane 100.This optics switching plane 100 comprises housing 110, be fixed in input optical fibre 112 on 110 1 sides of housing, be fixed in output optical fibre 114 on housing 110 another sides, be arranged at the freeze mode electromagnet 120 in the housing 110 and be fixed in reflective mirror 130 on the freeze mode electromagnet 120.This freeze mode electromagnet 120 comprises electromagnet slide bar 122.Reflective mirror 120 is fixed on the electromagnet slide bar 122 and follows electromagnet slide bar 122 and moves up and down, and light signal enters housing 110 from input optical fibre 112 and exports from output optical fibre 114 after reflective mirror 130 reflections.This freeze mode electromagnet 110 also comprises electromagnet assembly 124, and electromagnet slide bar 122 is fixed on the electromagnet assembly 124, and electromagnet assembly 124 provides power for the motion of electromagnet slide bar 122.
Please refer to Fig. 3, this optics switching plane 100 also comprises the substrate 160 that is fixed on the housing 110 and the stop means 150 that is fixed on the substrate 160.Stop means 150 can be fixed on the substrate 160 by the appended mode of screw.Stop means 150 is provided with chute 152, and reflective mirror 130 slides up and down along chute 152.Because the existence of stop means 150, reflective mirror 130 is subjected to the guide effect of chute 152 when moving under the drive of freeze mode electromagnet 120, just is difficult for skew.Even rocking appears in freeze mode electromagnet 120 or electromagnet slide bar 122 like this, reflective mirror also is difficult for skew, thereby makes this optics switching plane have higher precision.
Further, be provided with the dag of lubricate in the chute 152 of this stop means 150.This dag can make more level and smooth, the suffered resistance of the motion of reflective mirror 130 less.
Wherein, reflective mirror 130 can be the monocrystalline silicon piece of surface gold-plating.Such reflective mirror is less to the loss of light signal, and laser propagation effect is better.
This optics switching plane also comprises substrate 140.This substrate 140 is fixed on the electromagnet slide bar 122, and reflective mirror 130 is arranged on this substrate 140.Like this, substrate 140 just can be followed electromagnet slide bar 122 in the chute 152 interior slips of stop means 150, is difficult for impaired purpose thereby reach protection reflective mirror 130.In addition, the existence of substrate 140 also can make reflective mirror 130 not need to have the area that is arranged in the chute, thereby has advantages of the cost of reduction.
Please also refer to Fig. 1 and Fig. 4, this optics switching plane 100 also comprises the fixedly fixed head 116 of output optical fibre 114.This fixed head 116 comprises fixedly the fiber-optic fixing-hole 116b of output optical fibre 114 and the adjustment hole 116a of regulation output optical fiber 114 positions.Housing 110 is provided with the fixedly screw hole 111 and the optical fiber input port 113 that allows output optical fibre 114 to pass through of fixed head 116.Output optical fibre 114 is fixed on the housing 110 by fixed screw 118 and fixed head 116.
Wherein, the diameter of adjustment hole 116a is greater than the diameter of screw hole 111.During use, first output optical fibre 114 is fixed in the fiber-optic fixing-hole 116b, then fixed screw 118 is passed adjustment hole 116a and DRIVE SCREWS hole 111, but be not fixed plate 116, then the position of adjustment fixing plate 116 on housing 110, so that light signal can enter output optical fibre 114, when the position adjustments of fixed head 116 put in place, the screw 118 that is tightened was to press solidly fixed head 116 on housing 110.Finish the adjusting to output optical fibre 114 positions.
Please refer to Fig. 5, convenient for the adjusting that makes output optical fibre 114 positions, this optics switching plane 100 comprises that also the light signal of observation after reflective mirror 130 reflections is with respect to the camera head 170 of output optical fibre 114 relative positions.This camera head 170 can be fixed on the housing 110.This camera head 170 can match with fixed head 116 and fixed screw 118 and incompatible light signal after reflective mirror 130 reflection well be transferred in the output optical fibre 114.
This optics switching plane 100 also comprises the optical fiber collimator 115 that is arranged at housing 110 interior input optical fibres 112 and output optical fibre 114 ends.This optical fiber collimator 115 can be fixed on the housing 110, and input optical fibre 112 and output optical fibre 114 are fixed on the optical fiber collimator 115.This optical fiber collimator 115 can become directional light with the light signal of coming in from input optical fibre 112, and will be transferred to output optical fibre 114 inside through the light signal collimation of reflective mirror 130 reflections.
In addition, this optics switching plane 100 also comprises the control module of control freeze mode electromagnet 120 work.Wherein, control module does not draw in the drawings.This control module is used for the electric current that control passes into freeze mode electromagnet 120, thus the lifting that the reflective mirror 130 on the electromagnet slide bar 122 is fixed in control.
In this embodiment, the input optical fibre 112 of this optics switching plane 100 and the quantity of output optical fibre 114 are 6, and the quantity of freeze mode electromagnet 120 and reflective mirror 130 is 36.Freeze mode electromagnet and reflective mirror form 6 * 6 arrays.In other embodiments, the quantity of input optical fibre 112 can be N, and the quantity of output optical fibre 114 is M, and the quantity of freeze mode electromagnet 120 and reflective mirror 130 is N * M, freeze mode electromagnet 120 and reflective mirror 130 form N * M array, and wherein M, N are natural number.For example, this optics switching plane 100 can adopt 2 * 2 arrays, 3 * 5 arrays even 100 * 100 arrays.Can design as required, present embodiment is not as limit herein.
The below will introduce the course of work of this optics switching plane 100.
Please refer to Fig. 5, Fig. 5 is input as the course of work that example is introduced this optics switching plane 100 with two-way output two-way.When light signal is inputted from the input optical fibre 112 that is connected with optical fiber collimator, control module can select corresponding freeze mode electromagnet 120 to drive corresponding reflective mirror 130 rises as required, thereby light signal is reflexed to the corresponding output optical fibre 114 that is connected with optical fiber collimator, wherein optical fiber collimator can be transformed into the transmission light in the optical fiber collimated light (directional light), or extraneous directional light (or approximate directional light) is coupled in the optical fiber.Light signal will conduct along output optical fibre 114, and when the needs switching-over light path, control module can select other freeze mode electromagnet 120 to drive corresponding reflective mirror 130 rises, thereby realize the switching of light path.For example, suppose that all keep electromagnet 120 to be in extreme lower position when initial, when some catoptron 130 reflected light signals of needs, control module can select to make corresponding freeze mode electromagnet 120 to connect an electric current (for example forward current), the coil of this freeze mode electromagnet 120 will be energized, and rise thereby control electromagnet slide bar 122 drives this catoptron 130; When the needs switching-over light path, control module can be selected to make original rise and reflective mirror 130 landing that do not need now to rise, need this moment the reflective mirror 130 corresponding freeze mode electromagnet 120 of landing to connect an electric current (for example inverse current), the coil of this freeze mode electromagnet 120 will be energized, thereby control electromagnet slide bar 122 drives this catoptron 130 to descend, the reflective mirror 130 corresponding freeze mode electromagnet 120 that need simultaneously to rise are connected an electric current (for example forward current), the coil of this freeze mode electromagnet 120 will be energized, and rise thereby control electromagnet slide bar 122 drives this catoptron 130.Thereby realize the switching of light path.Freeze mode electromagnet 120 can keep the outage front position after outage, therefore do not affect the light path normal operation that exists before the outage after outage, the confusion of light path also can not occur, does not need to add standby power supply.Thereby functional reliability is higher.
In addition, critical piece freeze mode electromagnet 120 and reflective mirror 130 costs of this optics switching plane 100 are lower, so this optics switching plane 100 has advantages of that cost is low.
Above-mentioned optics switching plane adopts the freeze mode electromagnet to control the lifting of reflective mirror, thereby realizes the switching of light path, has advantages of that with respect to the optics switching plane that adopts MEMS (micro electro mechanical system) cost is low.In addition, the freeze mode electromagnet still can keep original duty constant at power down mode, thereby does not affect the transmission of light signal, therefore has advantages of that reliability is high.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. optics switching plane, it is characterized in that, comprise housing, be fixed in the input optical fibre on side of housing, be fixed in the output optical fibre on another side of housing, be arranged at the freeze mode electromagnet in the housing and be fixed in reflective mirror on the freeze mode electromagnet, described freeze mode electromagnet comprises the electromagnet slide bar and drives the electromagnet assembly of described electromagnet slide bar motion, described reflective mirror is fixed on the described electromagnet slide bar and follows described electromagnet slide bar and moves up and down, and light signal enters housing from described input optical fibre and exports from described output optical fibre after described reflective mirror reflection.
2. optics switching plane according to claim 1, it is characterized in that, described optics switching plane also comprises the substrate that is fixed on the housing and the stop means that is fixed on the substrate, described stop means is provided with chute, be provided with the dag of lubricate in the described chute, described reflective mirror slides up and down along described chute.
3. optics switching plane according to claim 1 is characterized in that, described reflective mirror is the monocrystalline silicon piece of surface gold-plating.
4. optics switching plane according to claim 1 is characterized in that, described optics switching plane also comprises substrate, and described substrate is fixed on the described electromagnet slide bar, and described reflective mirror is arranged on the described substrate.
5. the described optics switching plane of arbitrary right in 4 according to claim 1, it is characterized in that, described optics switching plane also comprises the fixedly fixed head of output optical fibre, described fixed head comprises the fixedly fiber-optic fixing-hole of output optical fibre and the adjustment hole of regulation output fiber position, described housing is provided with the screw hole of fixing described fixed head and the optical fiber input port that allows output optical fibre to pass through, and described output optical fibre is fixed on the described housing by fixed screw and fixed head.
6. optics switching plane according to claim 5 is characterized in that, the diameter of described adjustment hole is greater than the diameter of described screw hole, and described fixed screw passes described adjustment hole and screws in described screw hole and described fixed head is pressed solidly on described housing.
7. optics switching plane according to claim 6 is characterized in that, described optics switching plane comprises that also the light signal of observation after the reflective mirror reflection is with respect to the camera head of output optical fibre relative position.
8. the described optics switching plane of arbitrary right in 4 according to claim 1 is characterized in that, described optics switching plane also comprises the optical fiber collimator that is arranged at input optical fibre and output optical fibre end in the housing.
9. the described optics switching plane of arbitrary right in 4 according to claim 1, it is characterized in that, the quantity of described input optical fibre is N, the quantity of described output optical fibre is M, the quantity of described freeze mode electromagnet and reflective mirror is N * M, described freeze mode electromagnet and reflective mirror form N * M array, and wherein M, N are natural number.
10. the described optics switching plane of arbitrary right in 4 according to claim 1 is characterized in that, described optics switching plane also comprises the control module of control freeze mode work of electromagnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220383849 CN202758096U (en) | 2012-08-03 | 2012-08-03 | Optical exchange platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220383849 CN202758096U (en) | 2012-08-03 | 2012-08-03 | Optical exchange platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202758096U true CN202758096U (en) | 2013-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220383849 Withdrawn - After Issue CN202758096U (en) | 2012-08-03 | 2012-08-03 | Optical exchange platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202758096U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103576245A (en) * | 2012-08-03 | 2014-02-12 | 苏州络湾电子科技有限公司 | Optical exchange platform |
-
2012
- 2012-08-03 CN CN 201220383849 patent/CN202758096U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103576245A (en) * | 2012-08-03 | 2014-02-12 | 苏州络湾电子科技有限公司 | Optical exchange platform |
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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: 20130227 Effective date of abandoning: 20161005 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |