CN201066429Y - Reflective module - Google Patents
Reflective module Download PDFInfo
- Publication number
- CN201066429Y CN201066429Y CNU2007201571481U CN200720157148U CN201066429Y CN 201066429 Y CN201066429 Y CN 201066429Y CN U2007201571481 U CNU2007201571481 U CN U2007201571481U CN 200720157148 U CN200720157148 U CN 200720157148U CN 201066429 Y CN201066429 Y CN 201066429Y
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- China
- Prior art keywords
- catoptron
- bearing seat
- module
- load bearing
- base
- 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.)
- Expired - Fee Related
Links
- 239000012634 fragment Substances 0.000 claims description 26
- 230000004308 accommodation Effects 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 2
- 238000003384 imaging method Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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- Projection Apparatus (AREA)
Abstract
A reflecting mirror module comprises a base seat, a reflecting mirror, a bearing seat, a sprint sheet, a support shaft, an actuator, at least one first adjusting unit and at least one second adjusting unit. The bearing seat arranged on the base seat is used to bear the reflecting mirror, the sprint sheet and the support shaft are arranged between the base seat and the bearing seat; wherein, the bearing seat is supported by the sprint sheet to bear the support shaft, the actuator arranged on the base seat is used to drive the bearing seat to repetitively vibrate on the support shaft as a fulcrum. The first and the second adjusting units are all arranged on the base seat, wherein, the first adjusting unit is used to push the support shaft in order to drive the bearing seat to rotate around a first axial direction as a rotational axis, and the second adjusting unit is used to push the sprint sheet in order to drive the bearing seat to rotate around a second axial direction as a rotational axis. The utility model can switch the imaging positions of multiple subimages in each frame time in order to improve the image quality of a projection device.
Description
[technical field]
The utility model is about a kind of catoptron module (reflective mirror module), and particularly relevant for a kind of catoptron module that improves image analytic degree.
[background technology]
In recent years, various display techniques have been widely used in the daily life, as display panels (liquid crystal display panel, LCD panel), electric slurry display panel (plasma display panel, PDP), projection arrangement (projection apparatus) etc.Aspect the demonstration of large scale image, the most practical with projection arrangement again, therefore, projection arrangement becomes large scale gradually and shows one of indispensable technology.Generally speaking, when projection arrangement is thrown image to screen, in the image between each picture element regular meeting have black region, and this black region look like on the whole present netted.Because projection arrangement is to be applied in large-sized image to show that therefore, above-mentioned netted black region regular meeting is discovered by the user, and then makes the user feel that image quality is not good mostly.
In order to solve the not good problem of above-mentioned image quality, more existing known techniques are suggested in succession.These known techniques mainly are by the prism (prism) or the projection lens (projection lens) that vibrate in the light engine (optical engine), switching the projected position of image on screen apace, and then eliminate or reduce the latticed black region of picture element.Yet, in projection arrangement, because the weight and the volume of prism and projection lens itself are very big, if will vibrate prism or projection lens, its vibrating mechanism is bound to quite complicated and can occupies sizable space, therefore, vibration prism or the feasibility of the practice of projection lens on actual volume production is lower.
[utility model content]
The purpose of this utility model is to be to provide a kind of catoptron module, switching the image space of a plurality of sub-images in each picture frame time (frame time), and then improves the image quality of projection arrangement.
In order to achieve the above object, the utility model provides a kind of catoptron module, it is characterized in that: comprising:
One base;
One catoptron;
One load bearing seat is disposed on this base, and is suitable for carrying this catoptron;
One shell fragment is disposed between this base and this load bearing seat;
One back shaft is disposed between this base and this load bearing seat, and this load bearing seat is suitable for supporting by this shell fragment, to be bearing on this back shaft;
At least one first adjustment unit is disposed at this base, and is suitable for this back shaft of ejection, axially is that rotation axis rotates to drive this load bearing seat with one first; And
At least one second adjustment unit is disposed at this base, and is suitable for this shell fragment of ejection, axially is that rotation axis rotates to drive this load bearing seat with one second.
Other purposes of the present utility model and advantage can be further understood from the disclosed technical characterictic of the utility model.For reaching above-mentioned one or part or whole purposes or other purposes, the utility model proposes a kind of catoptron module, comprise a base, a catoptron, a load bearing seat, a shell fragment, a back shaft, an actuator, at least one first adjustment unit and at least one second adjustment unit.Load bearing seat is disposed on the base, and is suitable for carrying catoptron, and shell fragment and back shaft are disposed between base and the load bearing seat.Wherein, load bearing seat is suitable for supporting by shell fragment, to be bearing on the back shaft.Actuator is disposed on the base, and to be suitable for driving load bearing seat be that fulcrum vibrates repeatedly with the back shaft.First adjustment unit and second adjustment unit all are disposed at base, wherein first adjustment unit is suitable for the ejection back shaft, axially is that rotation axis rotates to drive load bearing seat with one first, and second adjustment unit is suitable for the ejection shell fragment, axially is that rotation axis rotates to drive load bearing seat with one second.
In sum, progressive effect of the present utility model is, not only can in each picture frame time (frame time), switch the image space of a plurality of sub-images, and then improve the image quality of projection arrangement, simultaneously, because of the catoptron that utilizes actuator to make to be disposed on the load bearing seat is that fulcrum vibrates repeatedly with the back shaft, so the practice can provide very stable oscillation, and the feasibility of actual volume production is very high.
For above-mentioned feature and advantage of the present utility model can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
[description of drawings]
Fig. 1 is the diagrammatic cross-section of the catoptron module of the utility model one preferred embodiment.
Fig. 2 is the schematic perspective view of the catoptron module among Fig. 1.
Fig. 3 is the decomposing schematic representation of the catoptron module among Fig. 1.
Fig. 4 is the side view of L type projection lens with catoptron module of Fig. 1.
[embodiment]
About aforementioned and other technology contents, characteristics and effect of the present utility model, in the following detailed description that cooperates with reference to a graphic preferred embodiment, can clearly present.The direction term of being mentioned in following examples, for example: upper and lower, left and right, front or rear etc. only are the directions with reference to annexed drawings.Therefore, the direction term of use is to be used for illustrating not to be to be used for limiting the utility model.
Please refer to Fig. 1 to Fig. 3, catoptron module 100 comprises a base 110, a catoptron 120, a load bearing seat 130, a shell fragment 140, a back shaft 150, an actuator 160, at least one first adjustment unit 170a and at least one second adjustment unit 170b.Load bearing seat 130 is disposed on the base 110, and is suitable for carrying catoptron 120, and shell fragment 140 and back shaft 150 are disposed between base 110 and the load bearing seat 130.Wherein, load bearing seat 130 supports to be bearing on the back shaft 150 by shell fragment 140.Actuator 160 is disposed on the base 110, and to be suitable for driving load bearing seat 130 be that fulcrum vibrates repeatedly with back shaft 150.The first adjustment unit 170a and the second adjustment unit 170b all are disposed at base 110, wherein the first adjustment unit 170a is suitable for ejection back shaft 150, is that rotation axis rotates to drive load bearing seat 130 with one first axial 200a, and the second adjustment unit 170b is suitable for ejection shell fragment 140, is that rotation axis rotates to drive load bearing seat 130 with one second axial 200b.
In this embodiment, load bearing seat 130 has a groove 132, two fitting portions 134 and one first locking unit 136, and catoptron 120 for example is to be assembled in the groove 132.Wherein, the right side of catoptron 120 for example is to be inserted in the fitting portion 134, and the first locking unit 136 for example is the left side that is locked in catoptron 120, so that catoptron 120 is fixed in the groove 132.Yet, in other embodiments, more can adopt any other feasible fixed form between catoptron 120 and the load bearing seat 130.For instance, load bearing seat 130 can fasten or be locked in relative at least two sides of catoptron 120 by a plurality of fitting portions 134 or a plurality of first locking unit 136, so that catoptron 120 is fixed in the groove 132.Perhaps, catoptron 120 can also be fixed in the groove 132 by framework or sticker.
Moreover shell fragment 140 for example is to have one first connecting portion 141, two second connecting portions 142, one the 3rd connecting portion 143 and one the 4th connecting portions 144.One end of second connecting portion 142 is connected to the right side of first connecting portion 141, and is respectively adjacent in the two ends of first connecting portion 141.The 3rd connecting portion 143 is parallel to the configuration of first connecting portion 141, and the two ends of the 4th connecting portion 144 be connected to respectively first connecting portion 141 the left side in the middle of place and the 3rd connecting portion 143 the right side in the middle of the place.In this embodiment, the external form of first connecting portion 141, second connecting portion 142, the 3rd connecting portion 143 and the 4th connecting portion 144 is all rectangle.Wherein, the long axis direction of first connecting portion 141 and the 3rd connecting portion 143 for example is to be parallel to the first axial 200a, and the long axis direction of second connecting portion 142 and the 4th connecting portion 144 for example is to be parallel to the second axial 200b, and the first axial 200a for example is orthogonal thereto with the second axial 200b.
In addition, catoptron module 100 more can comprise two second locking unit 180a and four the 3rd locking unit 180b.Wherein, the two ends of first connecting portion 142 of shell fragment 140 for example are the bottoms that is connected to load bearing seat 130 respectively by the second locking unit 180a, and second connecting portion 142 then for example is the upper surface that is connected to base 110 respectively by the 3rd locking unit 180b away from an end of first connecting portion 141 and the two ends of the 3rd connecting portion 143.
Moreover back shaft 150 for example is pivot or bearing, and base 110 has a groove 112 that is suitable for carrying back shaft 150, and shell fragment 140 has more a rectangular aperture 146 that is disposed at first connecting portion 141.Wherein, groove 112 is corresponding to opening 146, and the long axis direction axial and opening 146 of back shaft 150 for example is to be parallel to the first axial 200a.And, when back shaft 150 is disposed in the groove 112 and shell fragment 140 when being connected between the upper surface of the bottom of load bearing seat 130 and base 110, back shaft 150 can pass opening 146, so that the bottom of load bearing seat 130 can be supported and be bearing on the back shaft 150 by shell fragment 140.
It should be noted that therefore, the upper surface of the bottom of load bearing seat 130 and base 110 is not in the same plane because back shaft 150 is to be disposed between load bearing seat 130 and the base 110.Also therefore, when shell fragment 140 locks unit 180b when being connected between load bearing seat 130 and the base 110 by the second locking unit 180a and the 3rd in the above described manner, shell fragment 140 can form arch (as shown in Figure 1), so that load bearing seat 130 can support and be bearing on the back shaft 150 by shell fragment 140.
In addition, the actuator 160 in this embodiment for example is a voice coil motor, and actuator 160 comprises a coil 162 and a magnet 164.Simultaneously, base 110 has more an accommodation section 114 that makes in the impact briquetting mode, and load bearing seat 130 has more a coil former 138 (being illustrated in Fig. 1).Wherein, accommodation section 114 for example is to be disposed on the base 110, and is positioned at the right side of groove 112, and coil 162 for example is to be wound on the coil former 138, and magnet 164 for example is to be disposed in the accommodation section 114.And when the bottom of load bearing seat 130 was connected to the upper surface of base 110 through shell fragment 140, coil 162 can be adjacent to magnet 164.
According to Faraday's law (Faraday ' s law), when coil 162 was accepted an electric current, coil 162 will be subjected to the influence in the magnetic field that magnet 164 provides and drive load bearing seat 130 was axis swing one angle (not illustrating) with back shaft 150.Then, when coil 162 was accepted the electric current of other direction, coil 162 will be subjected to the influence in the magnetic field that magnet 164 provides and drive load bearing seat 130 was that another angle is swung in the axle center in the opposite direction with back shaft 150.Therefore, by in the foregoing description as can be known, actuator 160 is suitable for that to drive load bearing seat 130 be that fulcrum vibrates repeatedly with back shaft 150 by changing sense of current that coil 162 accepted.
It should be noted that actuator 160 of the present utility model is not limited in the voice coil motor described in this embodiment.In other embodiments, actuator 160 can also be step motor or piezoelectric ceramics.Moreover, be that fulcrum makes load bearing seat 130 produce with back shaft 150 position contacting when vibrating repeatedly to wear and tear easily because actuator 160 drives load bearing seats 130 with back shaft 150.Can influence the allomeric function of catoptron module 100 because of wearing and tearing for fear of the bottom of load bearing seat 130, catoptron module 100 more can comprise a pad 190.Wherein, pad 190 for example is to be disposed between load bearing seat 130 and the shell fragment 140, and covers opening 146.
Then, please refer to Fig. 4, catoptron module 100 is suitable for being installed in a L type projection lens 300 with a plurality of lens 310, and wherein lens 310 can be distinguished into one first lens group 312 and one second lens group 314.In projection arrangement (not illustrating), image strip 400a after handling through light engine (not illustrating) can be by mirror module 100 reflections that are reflected of first lens group 312, and can be projected on the screen by second lens group 314 via the image strip 400b of catoptron module 100 reflections.
In above-mentioned projection lens 300, because it is that fulcrum vibrates repeatedly with back shaft 150 that actuator 160 can drive load bearing seat 130, so that image strip 400b can be projected to positions different on the screen by the reflection of catoptron 120, and then eliminate or reduce the latticed black region of picture element and produce.Therefore, catoptron module 100 can be in order to improve the image quality of projection arrangement.It should be noted that, because catoptron module 100 is to utilize the upper surface of base 110 to be bearing on an installed surface 302 of projection lens 300 when being installed in projection lens 300, therefore, the flatness of the installed surface 302 of the upper surface of base 110 and projection lens 300 can influence the bang path of image strip 400b.In other words, when the flatness of the installed surface 302 of the upper surface of base 110 or projection lens 300 was not good, image strip 400b can depart from default bang path, and then the lack of defination of the picture that is produced when causing image strip 400b to be projected on the screen.At this moment, the user can adjust the relative position of the upper surface of the upper surface of base 110 and catoptron 120 by the first adjustment unit 170a or the second adjustment unit 170b, image strip 400b is adjusted back on the default bang path.
Then, please refer to Fig. 1 to Fig. 4, in this embodiment, the first adjustment unit 170a and the second adjustment unit 170b for example are bolts, and its quantity for example can be respectively two and one.Wherein, when the user adjust the first adjustment unit 170a one of them the time, one end of first adjustment unit 170a meeting ejection back shaft 150, and back shaft 150 meeting ejection load bearing seats 130, is that rotation axis rotates to drive load bearing seat 130 with the first axial 200a, and then the bang path of image strip 400b is corrected because of catoptron 120 rotates.Moreover, when the user adjusts the second adjustment unit 170b, the central authorities of the 3rd connecting portion 143 of second adjustment unit 170b meeting ejection shell fragment 140.At this moment, the central authorities of the 3rd connecting portion 143 can be upturned, and it is that rotation axis rotates with the second axial 200b that the 3rd connecting portion 143 can drive first connecting portion 141 by the 4th connecting portion 144, is that rotation axis rotates to drive load bearing seat 130 with the second axial 200b, and then the bang path of image strip 400b is corrected because of catoptron 120 rotates.
It should be noted that, because the first adjustment unit 170a and the second adjustment unit 170b can be in order to revise the bang path of image strip 400b, therefore, in the precision of assembling construction and the requirement on the time keyholed back plate, need not too warn careful and elongation man-hour and cost when the precision of each spare part and catoptron module 100 are assembled in the catoptron module 100.Thus, the construction cost that repeats to process in the time of not only can reducing catoptron module 100 assembling, more because of processing the more or less freely yield that improves catoptron module 100, and then the production cost of reduction catoptron module 100.
In sum, catoptron module of the present utility model has following advantage:
1. the utility model can make image strip be projected to positions different on the screen by the reflection of optical element or transmission, and then eliminates or reduce netted black region and produce.Therefore, the utility model can be in order to improve the image quality of projection arrangement.
2. the utility model is that the optical element that utilizes actuator to make to be disposed on the load bearing seat is that fulcrum vibrates repeatedly with the connecting portion, and therefore, its stability is higher and volume is also less.
3. in the utility model, lower during the assembling of catoptron module to the requirement of construction precision, therefore, the construction cost that repeats to process in the time of not only can reducing the assembling of catoptron module, more because of processing the more or less freely yield that improves the catoptron module, and then reduce the production cost of catoptron module.
The above only is preferred embodiment of the present utility model, and when not limiting the scope that the utility model is implemented with this, promptly the simple equivalent of being done according to the utility model description generally changes and modifies, and all still belongs in the scope that the utility model contains.
[main element symbol description]
100: speculum module 140: shell fragment
110: base 141,142,143,144: connect
112: groove
114: accommodation section 146: opening
120: catoptron 150: back shaft
130: load bearing seat 160: actuator
132: groove 162: coil
134: fitting portion 164: magnet
136,180a, 180b: locking unit 170a, 170b: adjustment unit
138: coil former 190: pad
200a: first axial 310: lens
200b: second axial 312,314: lens group
300: projection lens 400a, 400b: image strip
302: installed surface.
Claims (13)
1. catoptron module is characterized in that: comprising:
One base;
One catoptron;
One load bearing seat is disposed on this base, and is suitable for carrying this catoptron;
One shell fragment is disposed between this base and this load bearing seat;
One back shaft is disposed between this base and this load bearing seat, and this load bearing seat is suitable for supporting by this shell fragment, to be bearing on this back shaft;
At least one first adjustment unit is disposed at this base, and is suitable for this back shaft of ejection, axially is that rotation axis rotates to drive this load bearing seat with one first; And
At least one second adjustment unit is disposed at this base, and is suitable for this shell fragment of ejection, axially is that rotation axis rotates to drive this load bearing seat with one second.
2. catoptron module as claimed in claim 1 is characterized in that: also comprise an actuator, be disposed on this base, and to be suitable for driving this load bearing seat be that fulcrum vibrates repeatedly with this back shaft.
3. catoptron module as claimed in claim 1 is characterized in that: this load bearing seat has a groove, and this catoptron is suitable for being disposed in this groove.
4. catoptron module as claimed in claim 3 is characterized in that: this load bearing seat also has a fitting portion, and this catoptron is suitable for being fixed in this groove by this fitting portion.
5. catoptron module as claimed in claim 2 is characterized in that: this load bearing seat also has one first locking unit, and this catoptron is suitable for being fixed in this groove by this first locking unit.
6. catoptron module as claimed in claim 1 is characterized in that: this back shaft comprises a pivot or a bearing.
7. catoptron module as claimed in claim 1 is characterized in that: this actuator comprises voice coil motor, step motor or piezoelectric ceramics.
8. catoptron module as claimed in claim 1 is characterized in that: this actuator comprises a coil and a magnet, and this coil configuration is in a side of this load bearing seat, and this magnet configuration is in this base, and is adjacent to this coil.
9. catoptron module as claimed in claim 8 is characterized in that: this load bearing seat has a coil former, and this base has an accommodation section, and this coil is wound in this coil former, and this magnet configuration is in this accommodation section.
10. catoptron module as claimed in claim 9 is characterized in that: this accommodation section is to make in the impact briquetting mode.
11. catoptron module as claimed in claim 1 is characterized in that: this first adjustment unit and this second adjustment unit comprise a bolt.
12. catoptron module as claimed in claim 1 is characterized in that: this first axially and this is second axially orthogonal thereto.
13. catoptron module as claimed in claim 1 is characterized in that: this catoptron module is applicable to a L shaped projection lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201571481U CN201066429Y (en) | 2007-07-23 | 2007-07-23 | Reflective module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201571481U CN201066429Y (en) | 2007-07-23 | 2007-07-23 | Reflective module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201066429Y true CN201066429Y (en) | 2008-05-28 |
Family
ID=39483611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201571481U Expired - Fee Related CN201066429Y (en) | 2007-07-23 | 2007-07-23 | Reflective module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201066429Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162900A (en) * | 2011-05-18 | 2011-08-24 | 中国科学院长春光学精密机械与物理研究所 | Device for clamping reflector at high accuracy |
| CN105159015A (en) * | 2015-09-21 | 2015-12-16 | 海信集团有限公司 | Lens assembly |
| CN105911802A (en) * | 2016-06-23 | 2016-08-31 | 海信集团有限公司 | Lens assembly and projector |
| CN107703601A (en) * | 2017-09-25 | 2018-02-16 | 青岛海信激光显示股份有限公司 | A kind of reflective mirror regulating mechanism |
| CN108572430A (en) * | 2017-03-08 | 2018-09-25 | 三星电机株式会社 | Reflecting module for optical image stabilization and the camera model including it |
| JP7009699B1 (en) | 2020-12-21 | 2022-01-26 | エスゼット ディージェイアイ テクノロジー カンパニー リミテッド | Manufacturing method of reflective device, lens device, imaging device, imaging system, mobile body, and reflective device |
-
2007
- 2007-07-23 CN CNU2007201571481U patent/CN201066429Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162900A (en) * | 2011-05-18 | 2011-08-24 | 中国科学院长春光学精密机械与物理研究所 | Device for clamping reflector at high accuracy |
| CN102162900B (en) * | 2011-05-18 | 2012-06-13 | 中国科学院长春光学精密机械与物理研究所 | Device for clamping reflector at high accuracy |
| CN105159015A (en) * | 2015-09-21 | 2015-12-16 | 海信集团有限公司 | Lens assembly |
| CN105911802A (en) * | 2016-06-23 | 2016-08-31 | 海信集团有限公司 | Lens assembly and projector |
| CN108572430A (en) * | 2017-03-08 | 2018-09-25 | 三星电机株式会社 | Reflecting module for optical image stabilization and the camera model including it |
| CN107703601A (en) * | 2017-09-25 | 2018-02-16 | 青岛海信激光显示股份有限公司 | A kind of reflective mirror regulating mechanism |
| JP7009699B1 (en) | 2020-12-21 | 2022-01-26 | エスゼット ディージェイアイ テクノロジー カンパニー リミテッド | Manufacturing method of reflective device, lens device, imaging device, imaging system, mobile body, and reflective device |
| JP2022098304A (en) * | 2020-12-21 | 2022-07-01 | エスゼット ディージェイアイ テクノロジー カンパニー リミテッド | Reflection device, lens unit, imaging unit, imaging system, moving body, and manufacturing method for reflection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080528 Termination date: 20110723 |