CN202041758U - Microprojector and light source module thereof - Google Patents
Microprojector and light source module thereof Download PDFInfo
- Publication number
- CN202041758U CN202041758U CN2011200346374U CN201120034637U CN202041758U CN 202041758 U CN202041758 U CN 202041758U CN 2011200346374 U CN2011200346374 U CN 2011200346374U CN 201120034637 U CN201120034637 U CN 201120034637U CN 202041758 U CN202041758 U CN 202041758U
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- light source
- positioning seat
- light
- source module
- pedestal
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Abstract
A microprojector comprises a base, a plurality of light source modules, at least one optical lens and a plurality of reflectors; each light source module comprises a holder, a collimating lens and a light-emitting module, the collimating lens and the light-emitting module are positioned on the holder, the light-emitting module emits light toward the collimating lens, and the light is formed into collimated light by the collimating lens; the optical lenses corresponding to the light source modules are arranged on the base, and are used for filtering light and generating light beams; and the reflectors are arranged on the base, and are used for reflecting the light beams. The utility model also discloses the light source module for the microprojector.
Description
Technical field
The utility model is a kind of projection arrangement and light source module thereof, particularly a kind of little projection arrangement and light source module thereof.
Background technology
Known projection arrangement mainly can be made up of light source module, lighting module and image-forming module, wherein, behind the light source module outgoing beam, the integration rod of process lighting module, condenser etc., photo engine (light engine) by image-forming module forms image strip again, sees through projection lens projects to screen and form image frame.
Because personal electronic device is compactization day by day, microminiaturized projector becomes one of the new trend in projector market gradually.The main flow of micro projection technology is liquid crystal on silicon (LiquidCrystal on Silicon at present, LCoS) handle with digital light (Digital Light Process, DLP), it all adopts LED as light source, but be subject to the luminescence efficiency of LED, make its color representation unsatisfactory.Therefore, laser light source replaces led light source gradually and becomes the main light-source structure of minitype projection machine.Microminiaturized laser projector is with RGB (RGB) three look laser light source, and via being mixed into white light behind the converging module, white light forms image strip by photo engine.
But the laser light source of microminiaturized laser projector must keep rational collimation, can blend together white light, therefore, how improve the structure of microminiaturized laser projector, making RGB (RGB) three look laser light source keep rational collimation, is an instant problem to be solved.
The utility model content
In view of this, the purpose of this utility model is to propose a kind of little projection arrangement that effectively addresses the above problem.
The utility model proposes a kind of little projection arrangement, comprise: pedestal; The plural number light source module is arranged on the pedestal, and each light source module comprises: positioning seat; Collimating mirror is positioned on the positioning seat; And luminescence component, be positioned on the positioning seat, towards collimating mirror emission light, light forms collimated light via collimating mirror; At least one optical mirror slip, corresponding plural light source module and being arranged on the pedestal is in order to filter and to form light beam; And plural catoptron, be arranged on the pedestal, in order to folded light beam.
The utility model also proposes a kind of light source module, is applied to little projection arrangement, and little projection arrangement comprises pedestal and at least one optical mirror slip, and optical mirror slip is arranged on the pedestal, and light source module comprises: positioning seat; Collimating mirror is positioned on the positioning seat; And luminescence component, be positioned on the positioning seat, towards collimating mirror emission light, light forms collimated light via collimating mirror, forms light beam via optical mirror slip.
Base this, little projection arrangement more can comprise: image-generating unit receives via beam reflected and projects image.
At this, pedestal can comprise guiding face, and positioning seat can comprise glide plane, and glide plane is adjusted the position of positioning seat on pedestal along the guiding face slippage.In addition, positioning seat can comprise plural clamping part, in order to the clamping collimating mirror.
Moreover each light source module more can comprise fixture, in order to fixing luminescence component in positioning seat.Wherein, fixture can comprise the threaded portion, in order to be screwed together in positioning seat.
Light source module of the present utility model is fixed in luminescence component on the positioning seat, and be provided with collimating mirror in positioning seat, other assembly that therefore can be independent of little projection arrangement is made, assembling, and light source module is assembled to promptly has collimation on the pedestal, do not need to collimate with artificial or tool separately, effectively reduce and assemble man-hour, not only reduce assembly cost, and then promote the yield of little projection arrangement.
Relevant preferred embodiment of the present utility model and effect thereof, cooperate now graphic explanation as after.
Description of drawings
Fig. 1 is the stereographic map of little projection arrangement of the utility model first embodiment.
Fig. 2 is the vertical view of little projection arrangement of the utility model second embodiment.
Fig. 3 is the side view of little projection arrangement of the utility model second embodiment.
Fig. 4 is the stereographic map of the light source module of the utility model second embodiment.
Fig. 5 is the decomposing schematic representation of the light source module of the utility model second embodiment.
Fig. 6 is the side view of the light source module of the utility model second embodiment.
Fig. 7 is the synoptic diagram of the utility model second embodiment.
Fig. 8 is the synoptic diagram of the utility model the 3rd embodiment.
The primary clustering symbol description
1: little projection arrangement
10: pedestal
11: guiding face
30: light source module
31: positioning seat
311: clamping part
312: glide plane
32: collimating mirror
33: luminescence component
35: fixture
351: the threaded portion
51,52,53: optical mirror slip
54: the water chestnut mirror
55,56,57: reflection and penetration surface
71,72: catoptron
90: image-generating unit
Embodiment
Please be respectively the stereographic map and the vertical view of a kind of little projection arrangement of the utility model first embodiment exposure simultaneously with reference to Fig. 1 and Fig. 2.Little projection arrangement 1 of the present utility model comprises: pedestal 10, plural light source module 30, plural optical mirror slip 51,52,53, plural catoptron 71,72.
Please be simultaneously with reference to Fig. 3 and Fig. 4, be respectively the side view of little projection arrangement that the utility model discloses and the stereographic map of light source module.Plural number light source module 30 is arranged on the pedestal 10, and wherein, light source module 30 mainly can be made up of positioning seat 31, collimating mirror 32 and luminescence component 33; At this, positioning seat 31 can be the hollow base frame of rectangle, and can be provided with plural clamping part 311 in the extension of one side, in order to clamping collimating mirror 32; And luminescence component 33 can be the laser light emitting diode, and at least one part is positioned in the hollow base frame of positioning seat 31, and towards collimating mirror 32 emission light, makes the light of its ejaculation form collimated light via collimating mirror 32; But luminescence component 33 of the present utility model does not exceed with the laser light emitting diode.
Please be respectively the decomposing schematic representation and the side view of the light source module of the utility model exposure simultaneously with reference to Fig. 5 and Fig. 6.Light source module more can comprise fixture 35, is located in the hollow base frame of positioning seat 31, makes luminescence component 33 can be fixed in positioning seat 31, wherein, on the fixture 35 threaded portion 351 can be set, and is screwed together in the hollow base frame of positioning seat 31.
Above stated specification about positioning seat 31 with the structure of clamping part 311 clamping collimating mirrors 32 only for for example, the utility model is non-as limit, can also glue together mode or other locator meams is fixed on collimating mirror 32 on the positioning seat 31.Moreover, luminescence component 33 or can directly glue together or be screwed together on the positioning seat 31, and do not need to be provided with separately fixture 35.
In the present embodiment, the quantity of light source module 30 can be three (as Fig. 1 and shown in Figure 2), and the light that each light source module 30 is launched is all different, one be that ruddiness, one is that green glow, another person are blue light wherein for example, but the utility model is non-as limit.Moreover putting in order of the light source module 30 of different colours light can change according to the actual design demand.
Plural number optical mirror slip 51,52,53 corresponding plural light source modules 30 and being arranged on the pedestal 10, in other words, plural number optical mirror slip 51,52,53 is arranged in the place ahead of each light source module 30 respectively, in order to filter the light of different optical wavelength, and via optical mirror slip 51 formation light beams, wherein, optical mirror slip can be optical filter, light beam can be white light, but the utility model is non-as limit.
In the present embodiment, more can comprise: image-generating unit 90, reception is via beam reflected and project image.When the ray cast of each light source module 30 during to the optical mirror slip corresponding 51,52,53 with it, filter with optical mirror slip 51,52,53 respectively, and form light beams and be projected to catoptron 71 via optical mirror slip 51, the continuous catoptron 72 that reflexes to, and by catoptron 72 folded light beams to image-generating unit 90, to project image by image-generating unit 90.
See also shown in Figure 3ly, pedestal 10 can be provided with skewed guiding face 11 in its top, and positioning seat 31 can be provided with skewed glide plane 312 in its bottom, and wherein, guiding face 11 can be reverse direction with the vergence direction of glide plane 312.Positioning seat 31 can slippage on the guiding face 11 of pedestal 10 by its glide plane 312, changes the launching position of the light of light source module 30 by positioning seat 31 slides onto the diverse location place on the pedestal 10.
Please refer to Fig. 7, be the synoptic diagram of the utility model second embodiment.The difference of the present embodiment and the first embodiment maximum is: present embodiment replaces the plural optical mirror slip 51,52,53 of first embodiment with a water chestnut mirror (prism) 54, because water chestnut mirror 54 has the reflection and the penetration surface 55,56,57 of plural number, therefore can reach the effect of identical mixed light.
Please refer to Fig. 8, be the synoptic diagram of the utility model second embodiment.The difference of the present embodiment and the first embodiment maximum is: change the arrangement position of plural light source module 30 and reduce the quantity of optical mirror slip.In the present embodiment, the direction of one of them light source module 30 and other two light source modules 30 are perpendicular, and therefore only light requirement is learned eyeglass 51,52 and got final product mixed light, does not need as first embodiment optical mirror slip 53 to be set again.
Light source module of the present utility model is fixed in luminescence component on the positioning seat, and be provided with collimating mirror in positioning seat, other assembly that therefore can be independent of little projection arrangement is made, assembling, and light source module is assembled to promptly has collimation on the pedestal, do not need to collimate with artificial or tool separately, effectively reduce and assemble man-hour, not only reduce assembly cost, and then promote the yield of little projection arrangement.
Though technology contents of the present utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; anyly have the knack of this skill person; do not breaking away from spirit of the present utility model a little change and the retouching done; all should be covered by in the category of the present utility model, therefore protection domain of the present utility model is as the criterion when looking the claim person of defining.
Claims (10)
1. a little projection arrangement is characterized in that, comprises:
One pedestal;
The plural number light source module is arranged on this pedestal, and each this light source module comprises:
One positioning seat;
One collimating mirror is positioned on this positioning seat; And
One luminescence component is positioned on this positioning seat, launches a light towards this collimating mirror, and this light forms a collimated light via this collimating mirror;
At least one optical mirror slip, corresponding those light source modules and being arranged on this pedestal are in order to filter and to form a light beam; And
The plural number catoptron is arranged on this pedestal, in order to reflect this light beam.
2. little projection arrangement as claimed in claim 1 is characterized in that: this pedestal comprises a guiding face, and this positioning seat comprises a glide plane, and this glide plane is adjusted the position of this positioning seat on this pedestal along this guiding face slippage.
3. little projection arrangement as claimed in claim 1 is characterized in that: this positioning seat comprises plural clamping part, in order to this collimating mirror of clamping.
4. little projection arrangement as claimed in claim 1 is characterized in that: each this light source module more comprises a fixture, in order to fix this luminescence component in this positioning seat.
5. little projection arrangement as claimed in claim 4 is characterized in that: this fixture comprises a threaded portion, in order to be screwed together in this positioning seat.
6. a light source module is applied to a little projection arrangement, and this little projection arrangement comprises a pedestal and at least one optical mirror slip, and this optical mirror slip is arranged on this pedestal, it is characterized in that, this light source module comprises:
One positioning seat;
One collimating mirror is positioned on this positioning seat; And
One luminescence component is positioned on this positioning seat, launches a light towards this collimating mirror, and this light forms a collimated light via this collimating mirror, forms a light beam via this optical mirror slip.
7. light source module as claimed in claim 6 is characterized in that: this pedestal comprises a guiding face, and this positioning seat comprises a glide plane, and this glide plane is adjusted the position of this positioning seat on this pedestal along this guiding face slippage.
8. light source module as claimed in claim 6 is characterized in that: this positioning seat comprises plural clamping part, in order to this collimating mirror of clamping.
9. light source module as claimed in claim 6 is characterized in that: each this light source module more comprises a fixture, in order to fix this luminescence component in this positioning seat.
10. light source module as claimed in claim 9 is characterized in that: this fixture comprises a threaded portion, in order to be screwed together in this positioning seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200346374U CN202041758U (en) | 2011-01-28 | 2011-01-28 | Microprojector and light source module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200346374U CN202041758U (en) | 2011-01-28 | 2011-01-28 | Microprojector and light source module thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202041758U true CN202041758U (en) | 2011-11-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200346374U Expired - Lifetime CN202041758U (en) | 2011-01-28 | 2011-01-28 | Microprojector and light source module thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202041758U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103246144A (en) * | 2012-02-08 | 2013-08-14 | 英济股份有限公司 | Micro-projection device and light source module thereof |
| CN106681091A (en) * | 2015-11-10 | 2017-05-17 | 深圳市光峰光电技术有限公司 | Optical fixing device, light source device and projection equipment |
| WO2017080407A1 (en) * | 2015-11-10 | 2017-05-18 | 深圳市光峰光电技术有限公司 | Optical fixing device, light source device, and projection equipment |
| CN110543067A (en) * | 2018-05-28 | 2019-12-06 | 秀育企业股份有限公司 | Lens holder for projection optical assembly |
-
2011
- 2011-01-28 CN CN2011200346374U patent/CN202041758U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103246144A (en) * | 2012-02-08 | 2013-08-14 | 英济股份有限公司 | Micro-projection device and light source module thereof |
| CN103246144B (en) * | 2012-02-08 | 2015-06-03 | 英济股份有限公司 | Micro-projection device and light source module thereof |
| CN106681091A (en) * | 2015-11-10 | 2017-05-17 | 深圳市光峰光电技术有限公司 | Optical fixing device, light source device and projection equipment |
| WO2017080407A1 (en) * | 2015-11-10 | 2017-05-18 | 深圳市光峰光电技术有限公司 | Optical fixing device, light source device, and projection equipment |
| US10372026B2 (en) | 2015-11-10 | 2019-08-06 | Appotronics Corporation Limited | Optical fixing device, light source device, and projection equipment |
| CN106681091B (en) * | 2015-11-10 | 2023-08-08 | 深圳光峰科技股份有限公司 | Optical fixing device, light source device and projection equipment |
| CN110543067A (en) * | 2018-05-28 | 2019-12-06 | 秀育企业股份有限公司 | Lens holder for projection optical assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111116 |
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| CX01 | Expiry of patent term |