CN109752817A - Optical elements immobilizing structure and optical device - Google Patents
Optical elements immobilizing structure and optical device Download PDFInfo
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- CN109752817A CN109752817A CN201711066593.1A CN201711066593A CN109752817A CN 109752817 A CN109752817 A CN 109752817A CN 201711066593 A CN201711066593 A CN 201711066593A CN 109752817 A CN109752817 A CN 109752817A
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- optical element
- elastic slice
- optical elements
- optical
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
Abstract
The present invention provides a kind of optical elements immobilizing structure and optical device, optical elements immobilizing structure includes optical element and the flexible fastening piece for fixing the optical element, flexible fastening piece includes including at least the flexible extension extended along three different directions, and the flexible extension abuts and fixes the optical element.The pressure fixing optical element applied using the different flexible extension of three Impact directions, can reduce difficulty of processing, and structure is simple to operation, and fixed high reliablity improves the unfailing performance of product.
Description
Technical field
The present invention relates to optical technical fields, more particularly to a kind of optical elements immobilizing structure and optical device.
Background technique
It is all often the optical element of optical surface using surfaces such as prism, square rods in optical design, especially for outer
Surface requires the prism of light transmission or reflective optical surface, can all destroy its optical property with the article of the optics face contact of prism
Influence whole efficiency or reliability.Therefore the fixed structure of relevant optical can generate large effect to product.Such as TIR
Prism is optical component important in ray machine, and volume, weight are larger, and fixed reliability requirement is high, is needed in certain knot
Succinct, stable fixation is carried out to it in conformational space.Current most of TIR prisms are fixed using dispensing mode, but dispensing is reliable
Property is lower and may be only available for lower-wattage ray machine.
Therefore, it is really necessary to provide one kind new optical elements immobilizing structure and optical device to solve the above problems.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of optical elements immobilizing structure and optical devices, existing to solve
There is optical element in technology that can destroy its optical property influence whole efficiency or reliability in fixation procedure, influences using effect
The problem of.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of optical element fixed knot is provided
Structure including shell, is housed in the intracorporal optical element of the shell and the flexible fastening piece for fixing the optical element, described
Optical element includes light-receiving surface for receiving incident light and distinguishes adjacent joint face with the light-receiving surface, and the elasticity is solid
Determine to include at least the flexible extension extended along three different directions on part, the flexible extension abuts and fixes the optics
Element.
Preferably, the joint face includes the second surface of two first surfaces of a pair of of first surface and connection, the shell
Including the first side wall and second sidewall opposite with two first surfaces.
Preferably, the flexible fastening piece includes the first elastic slice being connected respectively with the first side wall and with described second
The second connected elastic slice of side wall.
Preferably, the optical element is rectangular parallelepiped structure, and two first surfaces are arranged in parallel, second table
Face is two planar structures being parallel to each other, and two second surfaces are separately positioned on the two sides of two first surfaces, described
The first side wall and the second sidewall are arranged in parallel.
Preferably, the flexible extension is elastic claw, including the orthogonal X-direction claw of Impact direction, Y-direction
Claw and Z-direction claw.
Preferably, the fixed part extended to housing direction bending, the fixation are provided on the flexible fastening piece
It is provided with the first fixation hole in portion, the second fixation hole to match with first fixation hole is provided on the shell, it is described
Fixed part is fixed on the housing by fixing piece.
Preferably, the fixing piece is screw.
Preferably, second fixation hole be separately positioned on the first side wall and/or the second sidewall top surface and
On bottom surface, the flexible fastening piece includes and second fixation hole multiple fixed parts correspondingly.
Preferably, it is provided in the first side wall and/or the second sidewall to the fixation outstanding of optical element direction
Column, second fixation hole are arranged in the fixed column.
Preferably, the X-direction claw is from first elastic slice and/or second elastic slice close to the light-receiving surface
One side edge bending extends to form, and the X-direction claw is connected on the light-receiving surface of the optical element.
Preferably, the X-direction claw is located at the four corners of the light-receiving surface, is set in pairs described
On first elastic slice and second elastic slice.
Preferably, the Y-direction claw is from first elastic slice and/or second elastic slice to the first surface side
To extending to form, the free end of the Y-direction claw is connected on the first surface of the optical element;The Z-direction claw
To extend to form from the fixed part to close to the optical element direction, the free end of the Z-direction claw is connected to described
On the second surface of optical element.
In order to solve the above technical problems, the present invention also provides a technical solutions to be: a kind of optical device is provided, including with
Optical elements immobilizing structure as described above.
The beneficial effects of the present invention are: being in contrast to the prior art, the present invention provides a kind of optical element fixed knot
Structure, the flexible fastening piece including optical element and for fixing the optical element, flexible fastening piece include respectively with described the
The second elastic slice the first connected elastic slice of one side wall and be connected with the second sidewall, first elastic slice and/or described second
Three kinds of flexible extensions extended in different directions are included at least on elastic slice, the flexible extension abuts and fixes the optics
Element.The pressure fixing optical element applied using the different flexible extension of three Impact directions, can reduce difficulty of processing,
Structure is simple to operation, and fixed high reliablity improves the unfailing performance of product.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of optical elements immobilizing structure of the present invention;
Fig. 2 is the assembly structure diagram of optical elements immobilizing structure of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of optical elements immobilizing structure and the optical device using the optical elements immobilizing structure, with solution
Certainly optical element can destroy its optical property in fixation procedure and influence whole efficiency or reliability in the prior art, influence using
The problem of effect.
As shown in Figure 1, optical elements immobilizing structure provided by the invention, including shell 3, the optics being housed in shell 3
Element 1 and flexible fastening piece 2 for fixing optical element 1.Flexible fastening piece 2, which is included at least, to be extended along three different directions
Flexible extension, flexible extension abuts and fixing optical element 1.
Wherein optical element 1 can use this hair for arbitrary optical element, fixed forms such as prism, square rods
The fixed structure of bright offer, present embodiment are illustrated by taking TIR prism as an example.Optical element 1 includes for receiving incident light
Light-receiving surface 103 and distinguish adjacent joint face with light-receiving surface 103, wherein joint face includes a pair of of first surface 101 and even
Connect the second surface 102 of two first surfaces 101.In the present embodiment, optical element 1 is rectangular parallelepiped structure, including mutually flat
Two capable first surfaces 101 and second surface 102, second surface 102 are planar structure, altogether there are two, it is parallel and be respectively set
In two first surfaces, 101 two sides, in fact, the structure of optical element 1 is not limited in selectable other embodiments
This, or other polyhedral structures or irregular structure, second surface 102 may be that curved surface or multiple planes are formed
Surface is that can be implemented as long as including at least two for realizing fixed first surface 101.
Shell 3 includes the first side wall 31 and second sidewall 32 opposite with two first surfaces.In the present embodiment, first
Side wall 31 and second sidewall 32 are arranged in parallel.In the present embodiment, flexible fastening piece 2 includes being connected respectively with the first side wall 31
The first elastic slice 21 and the second elastic slice 22 for being connected with the second sidewall 32.First elastic slice 21 and/or the second elastic slice 22 up to
Few includes three flexible extensions extended in different directions, and flexible extension abuts and fixes the optical element.
It should be noted that the first elastic slice 21 and the structure of the second elastic slice 22 both can be it is identical, can also be different.
Specifically by taking present embodiment as an example, the first elastic slice 21 and the second elastic slice 22 are the identical elastic slice of two structures, symmetrically
The two sides composition flexible fastening piece 2 of optical element 1 is set.In fact, in selectable other embodiments, the first elastic slice
21 and second the structure of elastic slice 22 can also be not exactly the same, as long as playing the role of synergistic effect, common fixing optical element,
It is that can be implemented.
Specifically in the present embodiment, flexible extension is elastic claw, including the orthogonal X-direction pressure of Impact direction
Pawl 201, Y-direction claw 202 and Z-direction claw 203, X-direction claw 201, Y-direction claw 202 and Z-direction claw 203 are distinguished
It is upper from different directions to provide optical element fixed required power, so that optical element is reached stress balance and realizes stable fixation.When
So, in selectable other embodiments, or other elastic constructions, it is fixed as long as application elastic force can be played
The effect of optical element is that can be implemented.Impact direction provided by different flexible extensions may be non-vertical direction,
As long as being capable of providing the external force in non-coplanar multiple and different directions, so that optical element reaches stress balance, it is that can be implemented
's.
Flexible fastening piece 2 and the connection of shell 3 can be fixed for gluing, spot welding or screw, specifically in this implementation
In mode, it is provided with the fixed part 23 extended to the bending of 3 direction of shell on flexible fastening piece 2, is provided with first on fixed part 23
It is provided with the second fixation hole 33 to match with the first fixation hole in fixation hole, the first side wall 31 of shell 1 and second sidewall 32,
Further, each fixed part 23 is separately fixed to the first side wall 31 or the of shell 3 by fixing pieces such as screw or bolts
On two side walls 32.Preferably, it is additionally provided in the first side wall 31 and second sidewall 32 to optical element direction fixed column outstanding,
Second fixation hole 33 is arranged on the top and bottom of the fixed column, in this way, the fixation reliability of product can be further provided for.
Preferably, the quantity such as fixed column and equally spacedly respectively the first side wall 31 and in second sidewall 32.Flexible fastening piece 2 includes
With the one-to-one multiple fixed parts 23 of the second fixation hole 33, all side edges of the first elastic slice and the second elastic slice are separately positioned on,
To realize the fixation of flexible fastening piece 2.
Specifically in the present embodiment, X-direction claw altogether there are four, be set in pairs the first elastic slice 21 and the
On two elastic slices 22, to be extended to form from the first elastic slice 21 and the second elastic slice 22 close to the one side edge bending of light-receiving surface, so that the side X
The four corners of the light-receiving surface 103 of the optical element are connected to claw.In this way, can both play fixed function, can also use up
Amount is reduced and is blocked to light-receiving surface.
Y-direction claw is arranged at least one of the first elastic slice 21 and the second elastic slice 22, it is preferred that the first elastic slice 21
Be provided with Y-direction claw with the second elastic slice 22, and on the first elastic slice 21 and the second elastic slice 22 Y-direction claw quantity it is unlimited,
Can only have one, or multiple, Y-direction claw is from the first elastic slice 21 and/or the second elastic slice 22 to optical element 1
101 direction of first surface extends to form, so that the free end of Y-direction claw is connected on the first surface 101 of optical element.When
So, can also only one in the first elastic slice 21 and the second elastic slice 22 is upper that Y-direction claw is arranged, be not provided on another, and
It is directly to be sticked with 101 phase of first surface, and can be implemented.
Z-direction claw is set in pairs on the first elastic slice 21 and the second elastic slice 22, it is preferred that Z-direction claw
It corresponds, is extended to form for self-fixed department 23 to far from housing direction, the free end of Z-direction claw is connected to fixed part 23
On the second surface 102 of optical element.
In selectable other embodiments, flexible fastening piece 2 only can also be arranged one in the side of optical element 1
Elastic slice is provided with X-direction claw, Y-direction claw and Z-direction claw on the elastic slice, and three claws provide on different directions respectively
Pressure, the other side of optical element is connected on shell, and can be implemented.
By setting Impact direction different X-direction claw 201, Y-direction claw 202 and Z-direction claw 203, from difference
Direction applies pressure fixing to optical elements such as prisms, it is ensured that the stability maintenance of optical element, while claw pressure passes through
Calculating gained is crossed, had not only guaranteed that prism can stablize fixation, but also be unable to pressure break prism.And use the first elastic slice 21 and the second elastic slice 22
The design of two split type elastic slices can save Material Cost, reduce the interference to optical element, avoid asking for stray light irradiation
Topic.
The present invention also provides a kind of optical device using above-mentioned optical elements immobilizing structure, which be can be
Projector, stage lighting etc..
The beneficial effects of the present invention are: being in contrast to the prior art, the present invention provides a kind of optical element fixed knot
Structure, the flexible fastening piece including optical element and for fixing the optical element, flexible fastening piece include respectively with described the
The second elastic slice the first connected elastic slice of one side wall and be connected with the second sidewall, first elastic slice and/or described second
Three kinds of flexible extensions extended in different directions are included at least on elastic slice, the flexible extension abuts and fixes the optics
Element.The pressure fixing optical element applied using the different flexible extension of three Impact directions, can reduce difficulty of processing,
Structure is simple to operation, and fixed high reliablity improves the unfailing performance of product.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (12)
1. a kind of optical elements immobilizing structure, including shell, it is housed in the intracorporal optical element of the shell and for described in fixed
The flexible fastening piece of optical element, which is characterized in that the optical element include light-receiving surface for receiving incident light and with institute
The adjacent joint face of light-receiving surface is stated, includes at least the elastic extension extended along three different directions on the flexible fastening piece
Portion, the flexible extension abut and fix the optical element.
2. optical elements immobilizing structure according to claim 1, which is characterized in that the joint face includes a pair of first table
The second surface of two first surfaces of face and connection, the shell includes the first side wall and second opposite with two first surfaces
Side wall.
3. optical elements immobilizing structure according to claim 2, which is characterized in that the flexible fastening piece include respectively with
The second elastic slice the first connected elastic slice of the first side wall and be connected with the second sidewall.
4. optical elements immobilizing structure according to claim 2, which is characterized in that the optical element is cuboid knot
Structure, two first surfaces are arranged in parallel, and the second surface is two planar structures being parallel to each other, and two described second
Surface is separately positioned on the two sides of two first surfaces, and the first side wall and the second sidewall are arranged in parallel.
5. optical elements immobilizing structure according to claim 3, which is characterized in that the flexible extension is elasticity pressure
Pawl, including the orthogonal X-direction claw of Impact direction, Y-direction claw and Z-direction claw.
6. optical elements immobilizing structure according to claim 1, which is characterized in that be provided on the flexible fastening piece to
The fixed part that housing direction bending extends is provided with the first fixation hole on the fixed part, be provided on the shell with
The second fixation hole that first fixation hole matches, the fixed part are fixed on the housing by fixing piece.
7. optical elements immobilizing structure according to claim 6, which is characterized in that second fixation hole is separately positioned on
On the top and bottom of the first side wall and/or the second sidewall, the flexible fastening piece includes fixing with described second
Hole multiple fixed parts correspondingly.
8. optical elements immobilizing structure according to claim 6, which is characterized in that the first side wall and/or described
It is provided on two side walls to optical element direction fixed column outstanding, second fixation hole is arranged in the fixed column.
9. optical elements immobilizing structure according to claim 5, which is characterized in that the X-direction claw is from described the
One elastic slice and/or second elastic slice are extended to form close to the one side edge bending of the light-receiving surface, and the X-direction claw abuts
On the light-receiving surface of the optical element.
10. optical elements immobilizing structure according to claim 9, which is characterized in that the X-direction claw is located at institute
The four corners for stating light-receiving surface are set in pairs on first elastic slice and second elastic slice.
11. optical elements immobilizing structure according to claim 5, which is characterized in that the Y-direction claw is from described the
One elastic slice and/or second elastic slice are extended to form to the first surface direction, and the free end of the Y-direction claw is connected to
On the first surface of the optical element;The Z-direction claw is to prolong from the fixed part to close to the optical element direction
It stretches to be formed, the free end of the Z-direction claw is connected on the second surface of the optical element.
12. a kind of optical device, which is characterized in that including the optical element fixed knot as described in right wants 1 to 11 any one
Structure.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711066593.1A CN109752817A (en) | 2017-11-02 | 2017-11-02 | Optical elements immobilizing structure and optical device |
PCT/CN2018/071436 WO2019085262A1 (en) | 2017-11-02 | 2018-01-04 | Optical element fixing structure and optical device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711066593.1A CN109752817A (en) | 2017-11-02 | 2017-11-02 | Optical elements immobilizing structure and optical device |
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Publication Number | Publication Date |
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CN109752817A true CN109752817A (en) | 2019-05-14 |
Family
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CN201711066593.1A Pending CN109752817A (en) | 2017-11-02 | 2017-11-02 | Optical elements immobilizing structure and optical device |
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CN (1) | CN109752817A (en) |
WO (1) | WO2019085262A1 (en) |
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CN104166209B (en) * | 2014-07-09 | 2016-09-07 | 苏州佳世达光电有限公司 | Fixed mechanism for assembling optical element |
CN205424829U (en) * | 2015-10-20 | 2016-08-03 | 飞利浦(中国)投资有限公司 | Lens and led lamp |
CN105467545A (en) * | 2015-12-21 | 2016-04-06 | 中国科学院长春光学精密机械与物理研究所 | Optical component supporting device with surface shape adjustment function |
CN105445887B (en) * | 2015-12-21 | 2017-12-26 | 中国科学院长春光学精密机械与物理研究所 | Adjustment mechanism for optical element support |
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2017
- 2017-11-02 CN CN201711066593.1A patent/CN109752817A/en active Pending
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2018
- 2018-01-04 WO PCT/CN2018/071436 patent/WO2019085262A1/en active Application Filing
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Publication number | Priority date | Publication date | Assignee | Title |
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JP2001209091A (en) * | 2000-01-28 | 2001-08-03 | Mamiya Op Co Ltd | Finder prism holding apparatus of camera |
CN1470054A (en) * | 2000-10-27 | 2004-01-21 | ��ķ��ɭ | Fastening element |
CN101685193A (en) * | 2008-09-24 | 2010-03-31 | 北京航天计量测试技术研究所 | Elastic connection component for optical use and regular polygonal prism using same |
CN101738706A (en) * | 2008-11-24 | 2010-06-16 | 苏州佳世达电通有限公司 | Prism fixed mechanism |
CN104216093A (en) * | 2014-09-29 | 2014-12-17 | 中国科学院光电研究院 | Auxiliary adjustment device for optical-mechanical system |
CN205608266U (en) * | 2016-01-30 | 2016-09-28 | 深圳市光峰光电技术有限公司 | Be used for lens stationary device |
CN107144940A (en) * | 2017-06-27 | 2017-09-08 | 深圳市点睛创视技术有限公司 | A kind of prism structures of ray machine |
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WO2019085262A1 (en) | 2019-05-09 |
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Application publication date: 20190514 |