CN206725815U - Optical transmission system and fiber coupling device - Google Patents
Optical transmission system and fiber coupling device Download PDFInfo
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- CN206725815U CN206725815U CN201720312120.4U CN201720312120U CN206725815U CN 206725815 U CN206725815 U CN 206725815U CN 201720312120 U CN201720312120 U CN 201720312120U CN 206725815 U CN206725815 U CN 206725815U
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Abstract
A kind of optical transmission system and fiber coupling device are the utility model is related to, wherein fiber coupling device includes：First coupling plate, provided with the first through hole for passing through for optical fiber；Second coupling plate, provided with the second through hole and one first optics and one second optics passed through for optical fiber by the optical fibre coupling through first through hole and the second through hole；And support, for connecting and fixing the first coupling plate and the second coupling plate；Wherein, the first coupling plate is adapted to the coupling face of the first optics, and the second coupling plate is adapted to the coupling face of the second optics.The disclosure can easily two different sections of size for connection, angle, and it is simple to operate, manufacturing cost is low.
Description
Technical field
This disclosure relates to optical engineering technical field, in particular to a kind of fiber coupling device and fiber coupling
Method.
Background technology
At present optical engineering field frequently encounter need to be turned on two unmatched optical elements of sectional dimension or
The situation of coupling, for example, need to be coupled the unmatched light-emitting component of size and detecting element during optical detection, and light passes
The light-guide device by the inconsistent the superior and the subordinate of sectional dimension is needed to be coupled during leading.
Currently used settling mode includes：Two are parallel to each other using light cone but section not of uniform size carries out coupling
Close, but this mode cost is high, changes of section is few, application scenario is limited；Using multifiber or other light-guide devices,
Each conducting path is coupled, this mode complex operation, especially when there are a large amount of pixels, whole mechanism can become
It is complicated, huge.
Accordingly, it is desirable to provide it is a kind of can two optical element sections that easily size for connection is different, angle is different, and
And optics simple to operate, that manufacturing cost is low.
It should be noted that information is only used for strengthening the reason to the background of the disclosure disclosed in above-mentioned background section
Solution, therefore can include not forming the information to prior art known to persons of ordinary skill in the art.
The content of the invention
The purpose of the disclosure is to provide a kind of fiber coupling device and fiber-optic coupling method, and then at least to a certain degree
On overcome one or more problem caused by the limitation of correlation technique and defect.
According to an aspect of this disclosure, there is provided a kind of fiber coupling device, including：
First coupling plate, provided with the first through hole for passing through for optical fiber；
Second coupling plate, provided with the second through hole and one first optics and one second optics device passed through for the optical fiber
Part is by the optical fibre coupling through the first through hole and the second through hole；And
Support, for connecting and fixing first coupling plate and second coupling plate；
Wherein, first coupling plate is adapted to the coupling face of first optics, second coupling plate and institute
State the coupling face adaptation of the second optics.
In a kind of exemplary embodiment of the disclosure, the first through hole and second through hole are in a manner of man-to-man
Or one-to-many mode is set.
In a kind of exemplary embodiment of the disclosure, one kind in the distribution of the first through hole, size and quantity
Or a variety of set according to first optics；And/or
One or more in the distribution of second through hole, size and quantity are set according to second optics
Put.
In a kind of exemplary embodiment of the disclosure, the shape of the support is the coupling according to first optics
Angle between the coupling face of junction and second optics is set.
In a kind of exemplary embodiment of the disclosure, the spacing between hole in first coupling plate for 5mm or
6mm, the spacing between hole in second coupling plate is 3mm or 3.5mm.
In a kind of exemplary embodiment of the disclosure, the optical fiber is simple optical fiber or multifiber.
In a kind of exemplary embodiment of the disclosure, it is characterised in that between first coupling plate and the optical fiber
Gap and second coupling plate and the optical fiber between gap in be filled with casting glue.
According to another aspect of the present disclosure, there is provided a kind of fiber-optic coupling method, including：
One first coupling plate is provided, first coupling plate is adapted to and set with the coupling face of one first optics to be coupled
There is the first through hole for passing through for optical fiber；
One second coupling plate is provided, second coupling plate is adapted to and set with the coupling face of one second optics to be coupled
There is the second through hole for passing through for the optical fiber；
The first through hole that optical fiber is penetrated to first coupling plate in order with corresponded manner neutralizes second coupling plate
The second through hole in；And
Connected by a support and fix first coupling plate and second coupling plate.
In a kind of exemplary embodiment of the disclosure, the fiber-optic coupling method also includes：
Gap and second coupling plate and the institute between first coupling plate and the optical fiber are filled using filler
State the gap between optical fiber.
In a kind of exemplary embodiment of the disclosure, the fiber-optic coupling method also includes：
Overall polishing is carried out to the section that the filler, the optical fiber and first coupling plate are formed；And
Overall polishing is carried out to the section that the filler, the optical fiber and second coupling plate are formed.
In a kind of exemplary embodiment of the disclosure, the fiber-optic coupling method also includes：
One kind in distribution, size and the quantity of the first through hole is set according to the described first optics to be coupled
It is or a variety of；And/or
One in distribution, size and the quantity of second through hole is set according to the described second optics to be coupled
Kind is a variety of.
In a kind of exemplary embodiment of the disclosure, the fiber-optic coupling method also includes：
Changed according to the angle between the coupling face of first optics and the coupling face of second optics
Become the shape of the support.
According to the another further aspect of the disclosure, there is provided a kind of optical transmission system, including foregoing fiber coupling device.
In a kind of exemplary embodiment of the disclosure, first optics is light supply apparatus, and described second
Optics is display panel.
In a kind of exemplary embodiment of the disclosure, first optics is scintillation crystal, and described second
Optics is photomultiplier.
According to the fiber coupling device and fiber-optic coupling method of the example embodiment of the disclosure, according to two light to be coupled
The size for learning device provides the first coupling plate and the second coupling plate, according between the coupling face of two optics to be coupled
Angle provides support, the coupling surface by multifiber through coupling plate composition entirety.On the one hand, according to two optics to be coupled
The size of device provides the first coupling plate and the second coupling plate, can easily connect two different optics of size；Separately
On the one hand, support is provided according to the angle between the coupling face of two optics to be coupled, can easily connects two
The different optics of angle；Another further aspect, by multifiber through the overall coupling surface of coupling plate composition, make operation simpler
Just, and system complex caused by multifiber couples respectively is avoided, so as to reduce manufacturing cost.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the disclosure
Example, and be used to together with specification to explain the principle of the disclosure.It should be evident that drawings in the following description are only the disclosure
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 shows the schematic diagram of the first fiber coupling device according to the exemplary embodiment of the disclosure one；
Fig. 2 shows the profile of the first fiber coupling device according to Fig. 1；
Fig. 3 shows the process chart of the fiber-optic coupling method according to the exemplary embodiment of the disclosure one；
Fig. 4 shows the profile of the second fiber coupling device according to the exemplary embodiment of the disclosure one；And
Fig. 5 shows the profile of the 3rd fiber coupling device according to the exemplary embodiment of the disclosure one.
In figure：1st, support；2nd, preceding coupling plate；3rd, rear coupling plate；4th, preceding sealing；5th, rear sealing；6th, optical fiber.
Embodiment
Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment can be real in a variety of forms
Apply, and be not understood as limited to example set forth herein；On the contrary, these embodiments are provided so that the disclosure will more comprehensively and
Completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Described feature, structure or characteristic
It can be incorporated in any suitable manner in one or more embodiments.In the following description, there is provided many details
Embodiment of the disclosure is fully understood so as to provide.It will be appreciated, however, by one skilled in the art that the disclosure can be put into practice
Technical scheme and omit it is one or more in the specific detail, or can use other methods, constituent element, device,
Step etc..In other cases, known solution is not shown in detail or describes to avoid making each side of the disclosure from becoming mould
Paste.
In addition, accompanying drawing is only the schematic illustrations of the disclosure, it is not necessarily drawn to scale.Identical accompanying drawing mark in figure
Note represents same or similar part, thus will omit repetition thereof.
In this example embodiment, a kind of fiber coupling device provide firstly.Shown in reference picture 1, the fiber coupling device
Including：First coupling plate 2, provided with the first through hole for passing through for optical fiber 6；Second coupling plate 3, provided with logical for the optical fiber 6
The second through hole and one first optics and one second optics crossed are by through the first through hole and the second through hole
Optical fiber 6 couples；And support 1, for connecting and fixing first coupling plate 2 and second coupling plate 3；Wherein, it is described
First coupling plate 2 is adapted to the coupling face of first optics, second coupling plate 3 and second optics
Coupling face is adapted to.
The fiber coupling device that this example embodiment provides, on the one hand, according to the size of two optics to be coupled
First coupling plate and the second coupling plate are provided, can easily connect two different optics of size；On the other hand, according to
Angle between the coupling face of two optics to be coupled provides support, can easily connect two different light of angle
Learn device；Another further aspect, by multifiber through the overall coupling surface of coupling plate composition, make operation easier, and avoid
System complex caused by multifiber couples respectively, so as to reduce manufacturing cost.
Below, each several part of the fiber coupling device in this example embodiment will be described in detail.
As depicted in figs. 1 and 2, the fiber coupling device can include：Support 1, preceding coupling plate 2, rear coupling plate 3, optical fiber
6th, preceding sealing 4, the part of rear sealing 5 six.
In this exemplary embodiment, support 1, preceding coupling plate 2, rear coupling plate 3 can be tightened together by mechanical screw,
The support of whole device is formed, but other modes can also be used in the example embodiment of the disclosure by support 1, preceding coupling plate
2nd, rear coupling plate 3 is fixed together, such as by glue or is welded and fixed support 1, preceding coupling plate 2, rear coupling plate 3, this example
This is not particularly limited in embodiment.
In the present example embodiment, preceding coupling plate 2, rear coupling plate 3 are designed with the through hole passed through for optical fiber above.According to
The needs of optical transport, these through holes can be in a manner of man-to-man or one-to-many mode is set.For example, Fig. 2 and Fig. 4 are shown
The through hole set in a manner of one-to-one, Fig. 5 show the through hole set with one-to-many manner.Furthermore, it is possible to according to optical transport mistake
Journey is actually needed the size for setting these through holes, such as the optics being respectively coupled to according to preceding coupling plate 2 and rear coupling plate 3
To set the size of through hole.
In addition, after the optics that coupling plate 2 and coupling plate 3 are respectively coupled to determines, can be according to front stage optics
The size and physical location of device determine the spacing between through hole.As shown in Fig. 2 the spacing between preceding coupling plate through hole is 5mm,
The spacing between coupling plate through hole is 3mm afterwards, it is possible to achieve the light path of 5*5mm light-emitting component and 3*3mm detecting element is led
It is logical.
In this exemplary embodiment, optical fiber 6 is filled between through hole corresponding to front and rear coupling plate, optical fiber 6 can be single light
The combination of fine or more thin optic fibre.Optical information, fiber coupling device shown in Fig. 2 can be with couplings all the way for every optical fiber transmission
Close 81 road optical fiber.
In this exemplary embodiment, in order to connect two different optics of angle, can according to the preceding coupling of coupling plate 2
The coupling face of the optics connect and the angle between the coupling face of the optics of rear coupling plate 3 coupling set the shape of support
Shape.Shape can by changing intermediate support changes the shape of whole device, so as to widen being applicable for fiber coupling device
Occasion.
In this exemplary embodiment, the cross sectional shape of the cross sectional shape of preceding coupling plate 2 and rear coupling plate 3 can be according to treating coupling
The front stage optics that connects determines.For example, when when the cross sectional shape of the front stage optics coupled is all rectangle, it is preceding
The cross sectional shape of the cross sectional shape of coupling plate 2 and rear coupling plate 3 is also all rectangle, still, in other exemplary examples of the disclosure
The cross sectional shape of preceding coupling plate 2 and the cross sectional shape of rear coupling plate 3 can also be according to circumstances circular or ellipse etc., originally show
This is not particularly limited in example embodiment.
In addition, in this exemplary embodiment, a kind of fiber-optic coupling method is additionally provided, as shown in figure 3, the fiber coupling side
Method includes：
Step 310. provides the coupling face of one first coupling plate, first coupling plate and one first optics to be coupled
It is adapted to and provided with the first through hole for being used to pass through for optical fiber；
Step 320. provides the coupling face of one second coupling plate, second coupling plate and one second optics to be coupled
It is adapted to and provided with the second through hole for being used to pass through for the optical fiber；
The first through hole that step 330. penetrates optical fiber with corresponded manner first coupling plate in order neutralizes described the
In second through hole of two coupling plates；And
Step 340. is connected by a support and fixes first coupling plate and second coupling plate.
In the present example embodiment, in order to fix optical fiber 6 and front and rear coupling plate, the fiber-optic coupling method can also wrap
Include：Gap and second coupling plate and the optical fiber between first coupling plate and the optical fiber are filled using filler
Between gap.In this exemplary embodiment, the filler can be epoxy resin embedding adhesive or silicon rubber casting glue, still
The filler described in other example embodiments of the disclosure can be other kinds of casting glue such as polyurethane pouring sealant etc., this
Fall within the protection domain of the disclosure.
In the present example embodiment, should in order that the fiber coupling device formed preferably couples front and rear optics
Fiber-optic coupling method can also include：The section that the filler, the optical fiber and first coupling plate are formed is carried out
Overall polishing；And overall polishing is carried out to the section that the filler, the optical fiber and second coupling plate are formed.
In the present example embodiment, filler, optical fiber and the first coupling plate composition are cut after filler solidification
Face carries out overall polishing, so as to form the structure of preceding sealing 4 as shown in Figure 2.Preceding coupling plate after polishing is as entirety and upper one
The light-emitting component or transport element of level are coupled.The structure of sealing 5 is consistent with preceding sealing 4 afterwards, to filler, optical fiber and
Conductive features or photo-sensitive cell after the overall polishing of section progress that second coupling plate is formed with rear stage are coupled.
In the present example embodiment, in order to can also be wrapped applied to more occasions, the fiber-optic coupling method
Include：One kind or more in distribution, size and the quantity of the first through hole is set according to the described first optics to be coupled
Kind；And/or one in the distribution of the described second optics setting to be coupled second through hole, size and quantity
Kind is a variety of.
Further, in the case where the coupling face size of the first optics and the second optics keeps constant, also
The situation that the angle in two coupling faces changes is likely to occur, therefore, the fiber-optic coupling method can also include：According to institute
The angle between the coupling face of the first optics and the coupling face of second optics is stated to change the shape of the support
Shape.
In the present example embodiment, intermediate support 1 is used for connecting front and rear coupling plate, while for ensureing front and rear coupling plate
Relative position and angle.When forming fiber coupling device using the fiber-optic coupling method, by the shape for changing intermediate support
Shape and front and rear coupling plate can change the shape of whole device, so as to widen the applicable situation of fiber coupling device.
Fig. 4 shows cuing open for the exemplary optical fiber coupling device of the through hole distribution changed in support shape and two coupling plates
Face figure, front and rear coupling plate are arranged at an angle of 90, and front and rear coupling plate through hole spacing is also changed.Fig. 5, which is shown, changes support
The profile of the exemplary optical fiber coupling device of through hole distribution in shape and a coupling plate.Therefore, it is constant in overall structure
In the case of, one kind can be produced by changing the parameters such as front and rear coupling plate shape, the relative position angle of front and rear coupling plate, number of fibers
New form, the form that these change is also in the protection domain of the disclosure.
In addition, fiber coupling device after being completed by the fiber-optic coupling method has a stable structure, it is convenient with
Other devices connect, are fixed.
Further, the disclosure additionally provides a kind of optical transmission system, and the optical transmission system includes above-mentioned optical fiber
Coupling device.The optical transmission system can apply to optical detection field, and in this case, the optical transmission system can be with
Including light-emitting component (scintillation crystal) and detecting element (photomultiplier).In addition, the optical transmission system can also be applied to
Display field, in this case, the optical transmission system can also include display light source and display panel.Except applied to light
Outside field of detecting or display field, the optical transmission system can also be applied to other field such as light conduction field etc., this
Belong to the protection domain of the disclosure.Because the optical transmission system in this example embodiment employs above-mentioned fiber coupling dress
Put, therefore at least there are all advantages corresponding with above-mentioned fiber coupling device.
In claims of the disclosure, term " one ", "the" and " described " to represent to exist one or more elements/
Part/etc.；Term "comprising" and " comprising " are representing the open meaning being included and refer to except listing
Key element/part/also may be present outside waiting other key element/part/etc..
Those skilled in the art will readily occur to the disclosure after considering specification and putting into practice utility model disclosed herein
Other embodiments.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes
Or adaptations follow the disclosure general principle and including the disclosure it is undocumented in the art it is known often
Knowledge or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are by right
It is required that point out.
It should be appreciated that the precision architecture that the disclosure is not limited to be described above and is shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present disclosure is only limited by appended claim.
Claims (10)
- A kind of 1. fiber coupling device, it is characterised in that including：First coupling plate, provided with the first through hole for passing through for optical fiber；Second coupling plate, borrowed provided with the second through hole and one first optics and one second optics passed through for the optical fiber By the optical fibre coupling through the first through hole and second through hole；AndSupport, for connecting and fixing first coupling plate and second coupling plate；Wherein, first coupling plate is adapted to the coupling face of first optics, second coupling plate and described the The coupling face adaptation of two optics.
- 2. fiber coupling device according to claim 1, it is characterised in that the first through hole and second through hole with Man-to-man mode or one-to-many mode are set.
- 3. fiber coupling device according to claim 1, it is characterised in that wherein：One or more in the distribution of the first through hole, size and quantity are set according to first optics； And/orOne or more in the distribution of second through hole, size and quantity are set according to second optics.
- 4. fiber coupling device according to claim 1, it is characterised in that wherein：The shape of the support be according to the coupling face of the coupling face of first optics and second optics it Between angle set.
- 5. fiber coupling device according to claim 1, it is characterised in that between the hole in first coupling plate Away from for 5mm or 6mm, the spacing between hole in second coupling plate is 3mm or 3.5mm.
- 6. fiber coupling device according to claim 1, it is characterised in that the optical fiber is simple optical fiber or more light It is fine.
- 7. fiber coupling device according to claim 1, it is characterised in that between first coupling plate and the optical fiber Gap and second coupling plate and the optical fiber between gap in be filled with casting glue.
- 8. a kind of optical transmission system, it is characterised in that including fiber coupling according to any one of claim 1 to 7 Device.
- 9. optical transmission system according to claim 8, it is characterised in that first optics is light supply apparatus, And second optics is display panel.
- 10. optical transmission system according to claim 8, it is characterised in that first optics is scintillation crystal, And second optics is photomultiplier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720312120.4U CN206725815U (en) | 2017-03-28 | 2017-03-28 | Optical transmission system and fiber coupling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720312120.4U CN206725815U (en) | 2017-03-28 | 2017-03-28 | Optical transmission system and fiber coupling device |
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| CN206725815U true CN206725815U (en) | 2017-12-08 |
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| CN201720312120.4U Active CN206725815U (en) | 2017-03-28 | 2017-03-28 | Optical transmission system and fiber coupling device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106772829A (en) * | 2017-03-28 | 2017-05-31 | 中国科学院高能物理研究所 | Optical transmission system, fiber coupling device and fiber-optic coupling method |
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2017
- 2017-03-28 CN CN201720312120.4U patent/CN206725815U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106772829A (en) * | 2017-03-28 | 2017-05-31 | 中国科学院高能物理研究所 | Optical transmission system, fiber coupling device and fiber-optic coupling method |
| CN106772829B (en) * | 2017-03-28 | 2019-08-09 | 中国科学院高能物理研究所 | Optical transmission system, fiber coupling device and fiber-optic coupling method |
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