CN109597270A - Lens module, using the ray machine and projection arrangement for having the lens module - Google Patents
Lens module, using the ray machine and projection arrangement for having the lens module Download PDFInfo
- Publication number
- CN109597270A CN109597270A CN201910080999.8A CN201910080999A CN109597270A CN 109597270 A CN109597270 A CN 109597270A CN 201910080999 A CN201910080999 A CN 201910080999A CN 109597270 A CN109597270 A CN 109597270A
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- CN
- China
- Prior art keywords
- lens
- lens module
- washer
- bottom part
- circular bottom
- 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.)
- Pending
Links
- 230000004308 accommodation Effects 0.000 claims abstract description 25
- 238000009434 installation Methods 0.000 claims description 34
- 238000000034 method Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/026—Mountings, adjusting means, or light-tight connections, for optical elements for lenses using retaining rings or springs
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Abstract
The present invention provides a kind of lens module, is applied to ray machine, and lens module includes: assembly parts, and assembly parts include circular bottom part and the supporting rod that is axially extended along circular bottom part, and circular bottom part and supporting rod form accommodation space；At least one lens is set in accommodation space, and the clamped bar cramp of at least one lens is tight；And at least one washer, it is set in accommodation space, and the clamped bar cramp of at least one washer is tight；Wherein, at least one lens is successively arranged alternately at least one washer along axial direction.The present invention passes through the cooperation between lens, washer and assembly parts, it is ensured that lens module will not tilt easily when being assembled to ray machine, to avoid assembly failure and the damage of lens；In addition, lens module can be fixed in ray machine without other fixing pieces when assembly parts mounted lens in through the invention.Therefore, the present invention effectively increases assembly efficiency and its product yield of the lens module in assembling process.
Description
Technical field
The present invention relates to image display technology field more particularly to a kind of lens module, using the light for having the lens module
Machine structure and projection arrangement.
Background technique
Multiple lens are typically provided in optical system, as the required precision of optical system is higher and higher, lens and thoroughly
Relative position requirement between mirror is also higher and higher, therefore is usually limited during the installation process by installation passage lens
Position, and the outer diameter of the internal diameter of installation passage and lens is very close, once and then lens is caused to be tilted during the installation process
It is stuck that channel can be then mounted, so that operator needs repeated disassembled and assembled lens, or even be easy to cause the damage of lens, serious shadow
Assembly efficiency and product yield are rung；In addition, in the prior art, it is usually logical when lens module is installed on installation passage
It crosses and pushes down lens with externally threaded guard ring and cooperate with the internal thread structure in ray machine lens module to be fixed, it is such
Fixed form further affects assembly efficiency.
Therefore, it is necessary to design a kind of novel lens module, using the ray machine and projection arrangement for having the lens module, with
Overcome drawbacks described above.
Summary of the invention
The purpose of the present invention is to provide a kind of lens module, using the ray machine and projection arrangement for having the lens module,
Lens and washer are set in the accommodation space of assembly parts, and then guarantee lens module in assembly not by the structure of assembly parts
It can be mounted that channel is stuck, effectively improve the installation effectiveness and yield of lens in optical system.
In order to achieve the above objectives, the present invention provides a kind of lens modules, are applied to ray machine, which includes: dress
Accessory, the assembly parts include circular bottom part and along the axial supporting rod that is extended of the circular bottom part, the circular bottom part and the folder
It holds bar and forms accommodation space；At least one lens is set in the accommodation space, and at least one lens are by the clamping bar cramp
Tightly；And at least one washer, it is set in the accommodation space, and at least one washer is clamped by the supporting rod；Wherein, this is extremely
At least one washer of few lens and this is successively arranged alternately along the axial direction.
Preferably, the end of the supporting rod further includes extension, the extension is to be fastened and fixed in the accommodation space
At least one lens and at least one washer.
Preferably, the extension is stretched out towards the inner ring direction of the circular bottom part；Wherein, the extension contact at this at least one
The end face of a lens or the end face of at least one washer.
Preferably, the quantity of the supporting rod is three or three or more, and this three or three or more supporting rod edges should
Circumference where circular bottom part is in equidistant arrangement.
Preferably, the circular bottom part includes mounting hole, the mounting hole is to be arranged installation part.
Preferably, the internal diameter of the circular bottom part is less than at least one lens and/or the outer diameter of at least one washer.
A kind of ray machine is applied to projection arrangement, which includes: lens module as described above；And installation passage, it should
Lens module is fixed on the installation passage.
Preferably, the lens module is fixed on the installation passage by the mounting hole and installation part of the circular bottom part.
Preferably, the outer diameter of the circular bottom part is greater than the internal diameter of the installation passage, so that the lens module is fitted into the peace
After filling channel, which carries the lens module in the circular bottom part one end.
In addition, the projection arrangement includes: shell the present invention also provides a kind of projection arrangement；Ray machine as described above, the light
Machine is set in the shell.
Compared with prior art, lens module provided by the invention, using the ray machine and projection arrangement for having the lens module
Pass through the cooperation between lens, washer and assembly parts, it is ensured that lens module will not tilt easily when being assembled to ray machine, to keep away
Exempt from assembly failure and the damage of lens；In addition, being without other fixing pieces when assembly parts mounted lens in through the invention
Lens module can be fixed in ray machine.Therefore, the present invention effectively increases assembly of the lens module in assembling process
Efficiency and its product yield.
Detailed description of the invention
Figure 1A is the perspective view of the explosion of lens module provided in an embodiment of the present invention；
Figure 1B is the structural schematic diagram of lens module provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of assembly parts provided in an embodiment of the present invention；
Fig. 3 is the diagrammatic cross-section of ray machine provided in an embodiment of the present invention.
Specific embodiment
To make to have further understanding to the purpose of the present invention, construction, feature and its function, hereby cooperate embodiment specifically
It is bright as follows.
Some vocabulary is used in specification and claims to censure specific element.Have in fields
Usual skill is, it is to be appreciated that manufacturer may call the same element with different nouns.This specification and right are wanted
Ask book not in such a way that the difference of title is as element is distinguished, but with the difference of element functionally as differentiation
Criterion.Mentioned " comprising " is open term throughout the specification and claims, therefore should be construed to " including but
It is not limited to ".
A, Figure 1B, Fig. 2 and Fig. 3 referring to Figure 1, Figure 1A are that the explosion of lens module 1 provided in an embodiment of the present invention is illustrated
Figure, Figure 1B are the structural schematic diagram of lens module 1 provided in an embodiment of the present invention, and Fig. 2 is assembly provided in an embodiment of the present invention
The structural schematic diagram of part 10, Fig. 3 are the diagrammatic cross-section of ray machine 2 provided in an embodiment of the present invention.The present invention provides a kind of application
Lens module 1 in ray machine 2, above-mentioned ray machine 2 provide the functions such as light source and adjusting optical path to realize in projection arrangement,
And lens module 1 provided by the invention is to realize that optically focused is imaged.As shown in Figure 1A, lens module 1 includes: assembly parts 10, extremely
Few lens 20 and at least one washer 30.Wherein, assembly parts 10 are including circular bottom part 101 and along circular bottom part 101
The supporting rod 102 that axial D1 is extended, circular bottom part 101 and supporting rod 102 form accommodation space, at least one above-mentioned lens
20 and at least one washer 30 be set to accommodation space in, and assembly parts 10 by supporting rod 102 clamp it is above-mentioned at least one thoroughly
Mirror 20 and at least one washer 30.Specifically, as shown in Figure 1A, when at least one above-mentioned lens 20 and at least one washer 30
Number when being two or more, lens 20 and washer 30 be successively arranged alternately along axial D1 (such as: the first lens 201,
First washer 301, the second lens 202, second packing ring 302 are arranged successively), such setting can be avoided phase between multiple lens 20
Mutually abrasion achievees the purpose that buffering decompression.In when it is implemented, assembly parts 10 can be by metal material, plastic material or
Made of other synthetic materials, as long as it meets certain hardness and is unlikely to deform, the present invention is not limited thereto.Yu Ben
In embodiment, using 101 one end of circular bottom part as the first end of assembly parts 10, using 102 end of supporting rod as relative to above-mentioned
The second end of first end, that is, first end and second end are respectively the opposite end of assembly parts 10, operator will in second end
At least one lens 20 and at least one washer 30 are fitted into its circular bottom part 101 and supporting rod 102 is formed by accommodation space
It is interior, it should be noted that, it can also be and said lens 20 and washer 30 are assemblied in accommodation space by automatic equipments such as manipulators, this
Invention is not limited thereto.Preferably, the number of supporting rod 102 is three or three or more, to ensure said lens 20 and pad
Circle 30 situations such as will not fall off easily after the assembly is completed.To sum up, assembly parts 10 can be to the lens in its accommodation space
20 and washer 30 limited, since the clamped bar 102 of lens 20 and washer 30 clamps so that lens module 1 into
Luggage timing, lens 20 and washer 30 will not in ray machine 2 installation passage 21 inner wall generate friction, with this avoid lens 20 or
Be washer 30 may occur when being directly mounted at installation passage 21 it is stuck, abrasion situations such as.
As shown in Figures 1 and 2, the number of supporting rod 102 is preferably three in assembly parts 10, can ensure accommodation space
Interior lens 20 and washer 30 are by stable holding.In addition, the end of supporting rod 102 further includes extension 1021, extension 1021
Towards circular bottom part 101 inner ring direction stretch out, and the extension 1021 contact at least one lens 20 bottom end face or
At least one lens 20 and at least one washer 30 are clamped and fastened on accommodation space by the bottom end face of at least one washer 30
It is interior.It is understood that assembly parts 10 are further fastened by the circular bottom part 101 of first end and the extension 1021 of second end
Lens 20 and washer 30 in fixed accommodation space, in axial D1 (namely Y direction of assembly parts 10) to accommodation space
Interior lens 20 and washer 30 are limited.
Further, when the number of supporting rod 102 is three or three or more, along annular bottom between each supporting rod 102
101 place circumference of portion equidistant arrangement in a ring, specifically, supporting rod 102 is in 101 radial direction D2 of circular bottom part (namely dress
The X-direction of accessory 10) on in accommodation space lens 20 and washer 30 limit, when supporting rod 102 number be three
A or at three or more, then the spacing between its each supporting rod 102 is less than the straight of lens 20 in accommodation space or washer 30
Diameter limits lens 20 and/or washer 30 in the displacement in second direction with this.So that lens module after the assembly is completed
Even if 1 in the case where bearing external force, the lens 20 or washer 20 being set in accommodation space are also difficult to generate displacement.
In this present embodiment, the internal diameter of circular bottom part 101 is less than at least one lens 20 and/or at least one washer 30,
It is fallen off to avoid lens 20 or washer 30 by inner ring in circular bottom part 101, i.e., lens module 1 can pass through circular bottom part
101 are used as baffle.Preferably, further include mounting hole 103 on circular bottom part 101, above-mentioned mounting hole 103 to be arranged installation part with
Lens module 1 is fixed in the preset path of ray machine 2 (such as: installation passage 21).Wherein, mounting hole 103 is preferably screw hole,
Installation part then corresponds to screw assembly, so that the connection that is screwed between lens module 1 and the shell of ray machine 2.It is understood that
Be be threadably secured the mode of connection with fix lens module 1 easily facilitate Automated assembly (such as: by manipulator etc.
Automatic equipment is processed automatically), it is more convenient compared to other fixed forms (such as: the cooperation between multiple fixing pieces), have with this
Effect improves the processing efficiency in assembling process, while also saving cost of parts.
Further, the quantity of above-mentioned mounting hole 103 is three or three or more, to guarantee that lens module 1 is being fixed on
Stability when ray machine 2.
As shown in figure 3, being applied to projection arrangement, which includes: above-described embodiment the present invention also provides a kind of ray machine 2
In any lens module 1 and installation passage 21, wherein lens module 1 is fixedly installed in installation passage 21.
As above-described embodiment is previously mentioned, assembly parts 10 are assembled at least one lens 20 and at least one washer 30
Afterwards, the lens module 1 that lens 20, washer 30 and assembly parts 10 are constituted is fixed on installation by mounting hole 103 and installation part
Channel 21.For example, the direction using the first end of assembly parts 10 towards second end as lens module 1 assembly direction, by
It is clamped in lens 20 and washer 30 to achieve the purpose that protection clamped by bar 102, and extension 1021 is contradicted close to dress
The lens 20 of 10 second end of accessory or the end face of washer 30, to sum up, by the cooperation between circular bottom part 101 and supporting rod 102,
So that lens 20 and/or washer 30 will not fall off out assembly parts 10 in assembling process, the structure of assembly parts 10 makes lens mould
The chance failures such as stuck will not occur when being assembled to the installation passage 21 of ray machine 2 for group 1, reach the mesh for protecting lens 20
, while effectively increasing assembly efficiency and product yield.
Further, the outer diameter of circular bottom part 101 is greater than the internal diameter of installation passage 21, so as to be fitted into lens module 1
After installation passage 21, installation passage 21 carries its lens module 1 in the first end of assembly parts 10.Preferably, multiple supporting rods 102
In a ring when equidistant arrangement, each supporting rod 102 is closely attached on lens 20 and/or washer 30, wherein each supporting rod 102 is formed by
The outer diameter of annular is less than or equal to the internal diameter of installation passage 21；It is understood that the dress that can be convenient for lens module 1 is arranged such
Match.
In addition, the present invention also proposes the ray machine 2 in a kind of projection arrangement, including shell and any of the above-described embodiment.Its
In, ray machine 2 is set in shell.
In conclusion lens module 1 provided by the invention, using the ray machine 2 and projection arrangement packet for having the lens module 1
Identical technical characteristic has been included, while also having corresponded to technical effect having the same.Wherein, the lens 20 in the present invention, washer 30
Clamped in the accommodation space of assembly parts 10 and by supporting rod 102 so that lens 20 and/or washer 30 in assembling process not
It can tilt or fall off easily, and will not rub with 21 inner wall of installation passage, and then improve lens 20 by assembly parts 10
The product yield of assembly efficiency and lens module 1, ray machine 2 when assembly；In addition, lens module 1 passes through on circular bottom part 101
The cooperation of mounting hole 103 and installation part is fixed in ray machine 2, the fixing piece extra without other, is easily facilitated automatic
Makeup is matched, while also reducing cost of parts.
The present invention is described by above-mentioned related embodiment, however above-described embodiment is only to implement example of the invention.
It must be noted that the embodiment disclosed is not limiting as the scope of the present invention.On the contrary, do not depart from spirit of the invention and
It is changed and retouched made by range, belongs to scope of patent protection of the invention.
Claims (10)
1. a kind of lens module, it is applied to ray machine, which is characterized in that the lens module includes:
Assembly parts, the assembly parts include circular bottom part and along the axial supporting rod that is extended of the circular bottom part, the circular bottom part
Accommodation space is formed with the supporting rod；
At least one lens is set in the accommodation space, and at least one lens are clamped by the supporting rod；And
At least one washer is set in the accommodation space, and at least one washer is clamped by the supporting rod；
Wherein, at least one washer of at least one lens and this is successively arranged alternately along the axial direction.
2. lens module as described in claim 1, which is characterized in that the end of the supporting rod further includes extension, the stretching
Portion is at least one lens and at least one washer for being fastened and fixed in the accommodation space.
3. lens module as claimed in claim 2, which is characterized in that stretch in the inner ring direction of the extension towards the circular bottom part
Out；
Wherein, which contacts at the end face of at least one lens or the end face of at least one washer.
4. lens module as described in claim 1, which is characterized in that the quantity of the supporting rod is three or three or more, and
This three or three or more supporting rods are in equidistant arrangement along the circumference where the circular bottom part.
5. lens module as described in claim 1, which is characterized in that the circular bottom part includes mounting hole, the mounting hole to
Installation part is set.
6. lens module as described in claim 1, which is characterized in that the internal diameter of the circular bottom part is less than at least one lens
And/or the outer diameter of at least one washer.
7. a kind of ray machine, it is applied to projection arrangement, which is characterized in that the ray machine includes:
Any lens module in claim 1 to claim 6；And
Installation passage, the lens module are fixed on the installation passage.
8. ray machine as claimed in claim 7, which is characterized in that mounting hole and installation of the lens module by the circular bottom part
Part is fixed on the installation passage.
9. ray machine as claimed in claim 7, which is characterized in that the outer diameter of the circular bottom part is greater than the internal diameter of the installation passage,
So that the installation passage carries the lens module in the circular bottom part one end after the lens module is fitted into the installation passage.
10. a kind of projection arrangement, which is characterized in that the projection arrangement includes:
Shell；
Any ray machine, the ray machine are set in the shell in claim 7 to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080999.8A CN109597270A (en) | 2019-01-28 | 2019-01-28 | Lens module, using the ray machine and projection arrangement for having the lens module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080999.8A CN109597270A (en) | 2019-01-28 | 2019-01-28 | Lens module, using the ray machine and projection arrangement for having the lens module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109597270A true CN109597270A (en) | 2019-04-09 |
Family
ID=65966855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910080999.8A Pending CN109597270A (en) | 2019-01-28 | 2019-01-28 | Lens module, using the ray machine and projection arrangement for having the lens module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109597270A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6469844B1 (en) * | 1999-06-02 | 2002-10-22 | Fuji Photo Film Co., Ltd. | Lens holding method and lens holder |
| CN1577059A (en) * | 2003-07-01 | 2005-02-09 | 株式会社日立制作所 | Projection type image display apparatus |
| JP2007333942A (en) * | 2006-06-14 | 2007-12-27 | Sharp Corp | Optical element holding mechanism, light source device and projection type display apparatus |
| US20090185296A1 (en) * | 2008-01-21 | 2009-07-23 | Av Tech Corporation | Lens module and lens barrel |
| JP2011099902A (en) * | 2009-11-04 | 2011-05-19 | Konica Minolta Opto Inc | Lens unit, imaging apparatus using the same, and method for assembling the lens unit |
| EP2560038A2 (en) * | 2011-08-18 | 2013-02-20 | Sick Ag | Holder for optical element |
| JP2013235155A (en) * | 2012-05-09 | 2013-11-21 | Seiko Epson Corp | Projector |
| CN103777449A (en) * | 2012-10-25 | 2014-05-07 | 株式会社理光 | Illumination optical system and image projection device |
| CN209327760U (en) * | 2019-01-28 | 2019-08-30 | 苏州佳世达光电有限公司 | Lens module, using the ray machine and projection arrangement for having the lens module |
-
2019
- 2019-01-28 CN CN201910080999.8A patent/CN109597270A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6469844B1 (en) * | 1999-06-02 | 2002-10-22 | Fuji Photo Film Co., Ltd. | Lens holding method and lens holder |
| CN1577059A (en) * | 2003-07-01 | 2005-02-09 | 株式会社日立制作所 | Projection type image display apparatus |
| JP2007333942A (en) * | 2006-06-14 | 2007-12-27 | Sharp Corp | Optical element holding mechanism, light source device and projection type display apparatus |
| US20090185296A1 (en) * | 2008-01-21 | 2009-07-23 | Av Tech Corporation | Lens module and lens barrel |
| JP2011099902A (en) * | 2009-11-04 | 2011-05-19 | Konica Minolta Opto Inc | Lens unit, imaging apparatus using the same, and method for assembling the lens unit |
| EP2560038A2 (en) * | 2011-08-18 | 2013-02-20 | Sick Ag | Holder for optical element |
| JP2013235155A (en) * | 2012-05-09 | 2013-11-21 | Seiko Epson Corp | Projector |
| CN103777449A (en) * | 2012-10-25 | 2014-05-07 | 株式会社理光 | Illumination optical system and image projection device |
| CN209327760U (en) * | 2019-01-28 | 2019-08-30 | 苏州佳世达光电有限公司 | Lens module, using the ray machine and projection arrangement for having the lens module |
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