CN107870500A - Lens adjustment device and projector equipment - Google Patents
Lens adjustment device and projector equipment Download PDFInfo
- Publication number
- CN107870500A CN107870500A CN201610847839.8A CN201610847839A CN107870500A CN 107870500 A CN107870500 A CN 107870500A CN 201610847839 A CN201610847839 A CN 201610847839A CN 107870500 A CN107870500 A CN 107870500A
- Authority
- CN
- China
- Prior art keywords
- lens barrel
- lens
- bearing
- adjustment device
- projector equipment
- 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
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
- G03B21/142—Adjusting of projection optics
-
- 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
- G03B21/145—Housing details, e.g. position adjustments thereof
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Abstract
The present invention provides a kind of lens adjustment device and projector equipment, wherein, lens adjustment device includes：Bearing；Lens barrel；Lens assembly, it is located in the lens barrel and is threadedly coupled with the lens barrel, the lens assembly can be rotated with along the axial stretching of lens barrel relative to the lens barrel；Retractor device, it is connected between the bearing and lens barrel and along the axially arranged of the lens barrel, the retractor device is used to enable the lens barrel axially with respect to the bearing telescopic moving.The present invention is beneficial to the production efficiency for improving projector equipment.
Description
Technical field
The present invention relates to optical devices technologies, more particularly to a kind of lens adjustment device and projector equipment.
Background technology
Lens adjustment device is the important component in projector equipment, and lens location can be carried out by lens adjustment device
Regulation, so as to realize focusing.
Lens adjustment device in existing projector equipment includes lens assembly and lens barrel, and lens assembly is located in lens barrel simultaneously
It is threadedly coupled with lens barrel, lens assembly can be rotated relative to lens barrel along the axial stretching of lens barrel, to be focused so as to realize.Camera lens
Multiple eyeglasses are provided with device, the generally circular in cross section structure of eyeglass, eyeglass face type crudy directly determines image quality, due to same
There is processing differences sex chromosome mosaicism in the different zones of one eyeglass, i.e., the area surface type crudy having in same eyeglass is preferable, has
Area surface type crudy is poor.When in the light path that lens assembly is applied to projector equipment, light is by lens assembly
A certain eyeglass when, simply by the regional area of this piece eyeglass, if what light passed through is that face type processes preferable region,
Lens assembly parsing effect will be preferable, if what is passed through is that face type processes poor region, will influence to parse effect.
In projector equipment production process, completed by lens assembly and rotating against for lens barrel to defocused, if solution
Analysis effect is unable to reach requirement, then needs the eyeglass in disassembling lens device, group again after problem eyeglass is rotated to an angle
Dress, so that light can pass through eyeglass face type and process preferable region.However, problem eyeglass is being dismantled, is rotating and lays equal stress on
, it is necessary to which carrying out projection can confirm to parse improvement after new assembling, when parsing effect and still being unsatisfactory for requiring, it is necessary to again
Problem eyeglass is dismantled, rotated and re-assemblied, therefore, lens adjustment device of the prior art is for parsing effect
It is larger to adjust difficulty, have impact on the production efficiency of projector equipment.
The content of the invention
The present invention provides a kind of lens adjustment device and projector equipment, in favor of improving the production efficiency of projector equipment.
One aspect of the present invention provides a kind of lens adjustment device, including：
Bearing；
Lens barrel；
Lens assembly, it is located in lens barrel and is threadedly coupled with lens barrel, lens assembly can be rotated with edge relative to lens barrel
The axial stretching of lens barrel；
Retractor device, it is connected between bearing and lens barrel and along the axially arranged of lens barrel, retractor device is used to enable lens barrel
Enough axially with respect to bearing telescopic moving.
Another aspect of the present invention provides a kind of projector equipment, including projector equipment main body and camera lens provided by the present invention are adjusted
Regulating device, projector equipment main body are connected with bearing, and lens assembly is located in the light path of projector equipment main body.
Based on above-mentioned, lens adjustment device provided by the invention, in projector equipment production process, bearing can be arranged on
In projector equipment main body, and lens assembly is located in the light path of projector equipment main body, pass through lens assembly and lens barrel afterwards
Carry out rough focusing is rotated against, and during rough focusing, the preferential phase adjustment for carrying out eyeglass in lens assembly, passes through sight
Projected picture effect is examined, when parsing effect is optimal, determines that the eyeglass in lens assembly reaches optimum phase, now projector equipment
What the light of main body passed through is that eyeglass face type processes preferable region.When parsing effect is optimal, lens assembly may not be most
Good focal position, therefore lens barrel can be made axially with respect to branch by retractor device on the premise of lens phase is not changed
Seat telescopic moving, so as to drive lens assembly along lens barrel axially with respect to bearing telescopic moving, to carry out the fine setting of focal length, and
Lens assembly is set to reach optimal focal position.Thus, lens adjustment device provided by the invention need not dismantle eyeglass, you can real
The regulation of effect and focal position is now parsed, and lens assembly can be made to reach optimal parsing effect and focal position, is reduced
The operation difficulty of effect regulation is parsed, beneficial to the production efficiency for improving projector equipment.
Brief description of the drawings
Fig. 1 is a kind of structure decomposition figure of projector equipment provided in an embodiment of the present invention；
Fig. 2 is a kind of structural representation of projector equipment provided in an embodiment of the present invention；
Fig. 3 is a kind of axial section of lens adjustment device provided in an embodiment of the present invention.
Reference：
101：Bearing； 102：Lens barrel； 103：Lens assembly；
104：Retractor device； 105：Slide rail； 106：Sliding block；
107：Screwed hole； 108：Bolt； 109：Position elongated hole；
110：Projector equipment main body.
Embodiment
Fig. 1-3 are refer to, the embodiment of the present invention provides a kind of lens adjustment device, including：Bearing 101；Lens barrel 102；Mirror
Head device 103, is located in lens barrel 102 and is threadedly coupled with lens barrel 102, lens assembly 103 can rotate relative to lens barrel 102
With along the axial stretching of lens barrel 102；Retractor device 104, it is connected between bearing 101 and lens barrel 102 and along the axial direction of lens barrel 102
Set, retractor device 104 is used to enable lens barrel 102 axially with respect to the telescopic moving of bearing 101.
In the present embodiment, in projector equipment production process, bearing 101 can be arranged in projector equipment main body 110, and
Lens assembly 103 is located in the light path of projector equipment main body 110, pass through the relative rotation of lens assembly 103 and lens barrel 102 afterwards
Row rough focusing is rotated into, and during rough focusing, the preferential phase adjustment for carrying out eyeglass in lens assembly 103, passes through observation
Projected picture effect, when parsing effect is optimal, determine that the eyeglass in lens assembly 103 reaches optimum phase, now projection is set
What the light of standby main body 110 passed through is that eyeglass face type processes preferable region.When parsing effect is optimal, lens assembly 103 can
It can not be optimal focal position, therefore lens barrel 102 can be made by retractor device 104 on the premise of lens phase is not changed
Axially with respect to the telescopic moving of bearing 101, so as to drive lens assembly 103 to be stretched along lens barrel 102 axially with respect to bearing 101
Contracting movement, to carry out the fine setting of focal length, and makes lens assembly 103 reach optimal focal position.Thus, mirror provided by the invention
Head adjusting means need not dismantle eyeglass, you can realize the regulation of parsing effect and focal position, and can reach lens assembly 103
Optimal parsing effect and focal position, the operation difficulty of parsing effect regulation is reduced, beneficial to the production for improving projector equipment
Efficiency.
In the present embodiment, it is preferred that retractor device 104 includes slide rail 105 and sliding block 106, and sliding block 106 is slided with slide rail 105
Dynamic connection, slide rail 105 are axially arranged along lens barrel 102.By the relative slip of sliding block 106 and slide rail 105, lens barrel can be made
102 axially with respect to the telescopic moving of bearing 101, so as to drive lens assembly 103 along lens barrel 102 axially with respect to bearing
101 telescopic movings, to carry out the fine setting of focal length.Thus make retractor device 104 it is simple in construction, using reliable.Wherein, sliding block 106
It may be provided on lens barrel 102 and slide rail 105 may be provided on bearing 101, or slide rail 105 is arranged on lens barrel 102 and sliding block
106 are arranged on bearing 101.In addition, retractor device 104 or electrical retractor 104 or hydraulic telescopic device 104.
In the present embodiment, it is preferred that slide rail 105 is arranged on lens barrel 102, and sliding block 106 is arranged on bearing 101.Thus
Make lens barrel 102 more stable relative to the telescopic moving of bearing 101.
In the present embodiment, it is preferred that slide rail 105 is bar hole, and bar hole is axially extending along lens barrel 102, and sliding block 106 is worn
It is located in bar hole.Thus, make the structure of slide rail 105 simple, using reliable.
In the present embodiment, it is preferred that retractor device 104 is two, is connected to the both sides of lens barrel 102.Thus mirror is made
Cylinder 102 is more stable relative to the telescopic moving of bearing 101.
In the present embodiment, it is preferred that lens adjustment device, in addition to alignment system, alignment system are connected to the He of lens barrel 102
Between bearing 101, for making lens barrel 102 and the relative positioning of bearing 101.Thus, when by regulation lens assembly 103 is reached most
When good parsing effect and focal position, lens barrel 102 can be prevented by alignment system by lens barrel 102 and the relative positioning of bearing 101
Movement is produced between bearing 101.
In the present embodiment, it is preferred that alignment system includes screwed hole 107, bolt 108 and positioning elongated hole 109, screwed hole
107 are arranged on bearing 101, and positioning elongated hole 109 is arranged on lens barrel 102 and worn along the axially extending of lens barrel 102, bolt 108
It is located in positioning elongated hole 109 and can be slided along the length direction of positioning elongated hole 109, bolt 108 connects with the screw thread of screwed hole 107
Connect, bolt 108 can be screwed to coordinate with bearing 101 by the clamping position of lens barrel 102.Thus, make that positioning system structure is simple, makes
With reliable.
In the present embodiment, it is preferred that it is four to state screwed hole 107, bolt 108 and positioning elongated hole 109, four positioning length
Hole 109 is symmetrical arranged the both sides of lens barrel 102 two-by-two, along lens barrel 102 between two positioning elongated holes 109 of the homonymy of lens barrel 102
Axially there is setpoint distance.Thus, when making lens assembly 103 reach optimal parsing effect and focal position by regulation,
Four bolts 108 can be screwed, to coordinate the clamping position of lens barrel 102 with bearing 101 on four positions, ensure that positioning effect
Fruit.
The embodiment of the present invention provides a kind of projector equipment, including projector equipment main body 110 and any embodiment of the present invention
Lens adjustment device, projector equipment main body 110 are connected with bearing 101, and lens assembly 103 is located at the light of projector equipment main body 110
Lu Zhong.
, can rotating against by lens assembly 103 and lens barrel 102 in projector equipment production process in the present embodiment
Rough focusing is carried out, and during rough focusing, the preferential phase adjustment for carrying out eyeglass in lens assembly 103, is thrown by observing
Shadow picture effect, when parsing effect is optimal, determine that the eyeglass in lens assembly 103 reaches optimum phase, now projector equipment
What the light of main body 110 passed through is that eyeglass face type processes preferable region.When parsing effect is optimal, lens assembly 103 may
It is not optimal focal position, therefore the edge of lens barrel 102 can be made by retractor device 104 on the premise of lens phase is not changed
Axially with respect to the telescopic moving of bearing 101, so as to drive lens assembly 103 flexible axially with respect to bearing 101 along lens barrel 102
It is mobile, to carry out the fine setting of focal length, and lens assembly 103 is reached optimal focal position.Thus, without dismantling eyeglass, i.e.,
The regulation of parsing effect and focal position can be achieved, and lens assembly 103 can be made to reach optimal parsing effect and focal position,
The operation difficulty of parsing effect regulation is reduced, beneficial to the production efficiency for improving projector equipment.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (9)
- A kind of 1. lens adjustment device, it is characterised in that including：Bearing；Lens barrel；Lens assembly, it is located in the lens barrel and is threadedly coupled with the lens barrel, the lens assembly can be relative to described Lens barrel rotation is with along the axial stretching of lens barrel；Retractor device, it is connected between the bearing and lens barrel and is used for along the axially arranged of the lens barrel, the retractor device Enable the lens barrel axially with respect to the bearing telescopic moving.
- 2. lens adjustment device according to claim 1, it is characterised in that the retractor device includes slide rail and sliding block, The sliding block is slidably connected with the slide rail, and the slide rail is axially arranged along the lens barrel.
- 3. lens adjustment device according to claim 2, it is characterised in that the slide rail is arranged on the lens barrel, institute Sliding block is stated to be arranged on the bearing.
- 4. lens adjustment device according to claim 3, it is characterised in that the slide rail is bar hole, the bar hole Along the axially extending of the lens barrel, the sliding block is located in the bar hole.
- 5. lens adjustment device according to claim 2, it is characterised in that the retractor device is two, is connected respectively In the both sides of the lens barrel.
- 6. according to any described lens adjustment device in claim 1-5, it is characterised in that described also including alignment system Alignment system is connected between the lens barrel and bearing, for making lens barrel and the bearing relative positioning.
- 7. lens adjustment device according to claim 6, it is characterised in that the alignment system includes screwed hole, bolt With positioning elongated hole, the screwed hole is arranged on the bearing, and the positioning elongated hole is arranged on the lens barrel and along the mirror Cylinder it is axially extending, the bolt be located in it is described positioning elongated hole in and can along it is described positioning elongated hole length direction slip, The bolt is threadedly coupled with the screwed hole, and the bolt can screw to be determined with coordinating to clamp the lens barrel with the bearing Position.
- 8. lens adjustment device according to claim 7, it is characterised in that the screwed hole, bolt and positioning elongated hole are equal For four, four positioning elongated holes are symmetrical arranged the both sides of the lens barrel two-by-two, positioned at described in two of the lens barrel homonymy Axially there is setpoint distance along the lens barrel between positioning elongated hole.
- 9. a kind of projector equipment, it is characterised in that adjusted including any described camera lens in projector equipment main body and claim 1-8 Regulating device, the projector equipment main body are connected with the bearing, and the lens assembly is located at the light path of the projector equipment main body In.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610847839.8A CN107870500A (en) | 2016-09-23 | 2016-09-23 | Lens adjustment device and projector equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610847839.8A CN107870500A (en) | 2016-09-23 | 2016-09-23 | Lens adjustment device and projector equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107870500A true CN107870500A (en) | 2018-04-03 |
Family
ID=61751501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610847839.8A Pending CN107870500A (en) | 2016-09-23 | 2016-09-23 | Lens adjustment device and projector equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107870500A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10123604A (en) * | 1996-10-21 | 1998-05-15 | Fuji Photo Optical Co Ltd | Lens mount structure |
| KR200168982Y1 (en) * | 1997-12-29 | 2000-03-02 | 윤종용 | Structure for installing projecting lens for projector |
| KR20010039392A (en) * | 1999-10-30 | 2001-05-15 | 윤종용 | Projection-lens installing structure for projector |
| KR20020059551A (en) * | 2001-01-08 | 2002-07-13 | 윤종용 | Focus Adjustment Device Of Projection Display |
| CN105911802A (en) * | 2016-06-23 | 2016-08-31 | 海信集团有限公司 | Lens assembly and projector |
| CN206057777U (en) * | 2016-09-23 | 2017-03-29 | 海信集团有限公司 | Lens adjustment device and projector equipment |
-
2016
- 2016-09-23 CN CN201610847839.8A patent/CN107870500A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10123604A (en) * | 1996-10-21 | 1998-05-15 | Fuji Photo Optical Co Ltd | Lens mount structure |
| KR200168982Y1 (en) * | 1997-12-29 | 2000-03-02 | 윤종용 | Structure for installing projecting lens for projector |
| KR20010039392A (en) * | 1999-10-30 | 2001-05-15 | 윤종용 | Projection-lens installing structure for projector |
| KR20020059551A (en) * | 2001-01-08 | 2002-07-13 | 윤종용 | Focus Adjustment Device Of Projection Display |
| CN105911802A (en) * | 2016-06-23 | 2016-08-31 | 海信集团有限公司 | Lens assembly and projector |
| CN206057777U (en) * | 2016-09-23 | 2017-03-29 | 海信集团有限公司 | Lens adjustment device and projector equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9759524B2 (en) | Adjustable firearm scope mounting systems | |
| CN101856773A (en) | Focusing positioning method based on initial laser processing position and laser processing device | |
| WO2003016981A1 (en) | Head-mounted optical direct visualisation system | |
| EP1762328A1 (en) | Tactile driven laser processing optic | |
| DE10153094A1 (en) | Optical sensor with a sensor beam path and a laser emitter emitting parallel to the optical axis of the sensor beam path | |
| CN102384910A (en) | Surface defect automatic detecting device for section bars | |
| DE102014111112A1 (en) | MATERIAL JOINING HEAD ASSEMBLY | |
| US8894222B2 (en) | Overhead support system for a light projection system | |
| CN108873232A (en) | Manual zoom regulating mechanism and manual zoom camera lens | |
| CN206057777U (en) | Lens adjustment device and projector equipment | |
| CA2913505C (en) | Electronic eyebox | |
| CN107870500A (en) | Lens adjustment device and projector equipment | |
| CN111598836A (en) | System and method for adjusting optical fiber position and angle based on machine vision | |
| CN101458385A (en) | Lens module assembling equipment and assembling method | |
| CN202338735U (en) | Multi-azimuth adjustment support of camera | |
| US9638985B1 (en) | Adjusting device of focusing curve of camera lens motor and method | |
| CN104984485A (en) | Ultrasonic-microwave therapy apparatus | |
| CN106125248A (en) | A kind of adjusting means being applicable to opal chamber mirror | |
| CN206020913U (en) | The adjustment structure of projection lens | |
| WO2007082568A1 (en) | Optical unit and method for remote laser welding | |
| CN209902496U (en) | CCD (Charge coupled device) visual positioning device for cambered surface product | |
| CN105817743B (en) | A kind of double vision feel automatic following device of welding seam | |
| CN103300966B (en) | A kind of apparatus improving senile degeneration of macula patient vision | |
| CN106825922A (en) | A kind of laser-beam welding machine for being easy to adjust soldering angle | |
| CN207704105U (en) | Adjusting bracket and laser equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200820 Address after: 266555 Qian WAN port road, Huangdao District, Qingdao, Shandong Province, No. 218 Applicant after: Qingdao Hisense Laser Display Co.,Ltd. Address before: Donghai West Road 266071 Shandong city of Qingdao province No. 17 Applicant before: HISENSE Co.,Ltd. |