CN204513099U - zooming projection lamp - Google Patents
zooming projection lamp Download PDFInfo
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- CN204513099U CN204513099U CN201520091606.0U CN201520091606U CN204513099U CN 204513099 U CN204513099 U CN 204513099U CN 201520091606 U CN201520091606 U CN 201520091606U CN 204513099 U CN204513099 U CN 204513099U
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- light
- lens
- projection lamp
- light source
- fixing type
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Abstract
The utility model is a kind of Zooming projection lamp, and it has: a reflector, a light source, a fixing type lens and portable lens.The enforcement of the utility model, can by mobile portable lens, and adjust the portable lens of Zooming projection lamp and the relative position of fixing type lens, make Zooming projection lamp can according to the demand of user, export the light beam of astigmatism pattern or the light beam of optically focused pattern, or the gradual light beam between astigmatism pattern and optically focused pattern.
Description
Technical field
System of the present invention, about a kind of projecting lamp, particularly has the Zooming projection lamp of fixing type lens and portable lens about one.
Background technology
Along with the modernization of society and the new line of environmental consciousness, people are day by day soaring for the demand of energy-conserving product.And the significantly reduction of the rapid progress of LED and OLED industry and cost, the main illumination component under more making LED and OLED gradually become energy saving requirement.
Wherein, projector lamp structure, also be one of major product of LED and OLED application category, especially high-power LED projection lamp, become the main flow of projecting lamp application at present gradually, no matter be special lighting, search of helping out of distress, stage or extending table application or automotive lighting, all gradually a large amount of projecting lamp using high-power LED projection lamp to replace the large easily heating again of traditional power consumption.
But, even to this day, directly can export the light beam of astigmatism pattern (broad beam), the light beam of optically focused pattern (collimating beam) or the high-power LED projection lamp Te Do of the gradual light beam between astigmatism pattern and optically focused pattern is high-power LED Zooming projection lamp, but still relegates to the category of things wanting.
The volume production of known most of projecting lamp, not only makes complexity high, and made projecting lamp also cannot only allow merely light form the output of approximate collimation, and because of the generation of veiling glare when causing projecting lamp to use, and reduce the service efficiency of projecting lamp.
In view of this, a kind of Zooming projection lamp of practicality, design is easy to by simple optics, structural establishment and making, small size, not must expensive device, under low cost demand Zhuan Condition, can high-quality be produced and have the Zooming projection lamp of astigmatism pattern, optically focused pattern concurrently, under astigmatism pattern, a broad evenly light shape can be obtained, under optically focused pattern, light can be merely only allowed to form the output of approximate collimation, veiling glare can not be generated again, just day by day for each industry of LED, OLED and projecting lamp application is expected jointly.
Summary of the invention
The present invention is a kind of Zooming projection lamp, and it has: a light source, a reflector, a fixing type lens and portable lens.The enforcement of the present invention, can by mobile portable lens, and adjust the portable lens of Zooming projection lamp and the relative position of fixing type lens, make Zooming projection lamp can according to the demand of user, export the light beam (broad beam) of astigmatism pattern or the light beam (collimating beam) of optically focused pattern, or the gradual light beam between astigmatism pattern and optically focused pattern.
System of the present invention provides a kind of Zooming projection lamp, and it comprises: a reflector, and it has an axis of centres, a light-emitting window and one of relative with light-emitting window bottom faces, and axis of centres system formed by the line of the central point of light-emitting window and the central point of bottom faces; One light source, is fixedly arranged on the axis of centres of bottom faces; One fixing type lens, is fixedly arranged in the reflector of light-emitting window side, and the axle center of axis of centres system and fixing type lens overlaps, and fixing type lens periphery is also installed with to one of light source side extension the first shading sleeve; And portable lens, be movably arranged on the axis of centres between light source and fixing type lens, portable lens perimeter is also installed with and one of extends the second shading sleeve to light source side.
Enforcement of the present invention, at least can reach following progressive effect:
One, structure is simple, easily manufactures, and with low cost.
Two, the light beam (broad beam) of astigmatism pattern or the light beam (collimating beam) of optically focused pattern or the gradual light beam between astigmatism pattern and optically focused pattern can be exported.
Understand the technology contents of the present invention for making relevant technical staff in the field and implement according to this, and content disclosed by this description, claim and graphic, any relevant art of haveing the knack of can understand the relevant object of the present invention and advantage easily, therefore will state detailed features and the advantage of the present invention by detailed Syria in embodiments.
Accompanying drawing explanation
Fig. 1 is a kind of cross-sectional schematic of Zooming projection lamp.
100, Zooming projection lamp; 10, reflector; 10a, bottom shading sleeve; 11, the axis of centres; 12, light-emitting window; 13, bottom faces; 20, light source; 30, fixing type lens; 40, the first shading sleeve; 50, portable lens; 70, the second shading sleeve;
Fig. 2 is that a kind of light of light source of Zooming projection lamp is advanced schematic diagram.
Fig. 3 is that the light of the light source of another kind of Zooming projection lamp is advanced schematic diagram.
Fig. 4 is the cross-sectional schematic that one has the Zooming projection lamp of light-passing board.
Fig. 5 is the cross-sectional schematic that another kind has the Zooming projection lamp of light-passing board.
Fig. 6 is the cross-sectional schematic that one has the Zooming projection lamp of cooling mechanism.
Fig. 7 is the cross-sectional schematic that one has the Zooming projection lamp of light-passing board and cooling mechanism.
Fig. 2-Fig. 7 Reference numeral: 100, Zooming projection lamp; 10, reflector; 10a, bottom shading sleeve; 11, the axis of centres; 12, light-emitting window; 13, bottom faces; 20, light source; 30, fixing type lens; 40, the first shading sleeve; 50, portable lens; 60, the light beam of optically focused pattern; 60 ', the light beam of astigmatism pattern; 70, the second shading sleeve; 80, light-passing board; 90, cooling mechanism; A, B, C: light going direction; D, E: light going direction; The diameter of D1, fixing type lens; The diameter of D2, portable lens.
Detailed description of the invention
Please refer to as shown in Figure 1, be a kind of Zooming projection lamp 100 of embodiment, it comprises: a reflector 10; One light source 20; One fixing type lens 30; And portable lens 50.
As shown in Figure 1, reflector 10, it has the axis of centres 11, light-emitting window 12 and one of relative with light-emitting window 12 bottom faces 13, and the axis of centres 11 is formed by the line of the central point of the central point of light-emitting window 12 and bottom faces 13.In addition, the shape of reflector 10 or material are to make the inner surface of reflector 10 light reflection exposed to can be penetrated via the mode that light-emitting window 12 is dispersed with approximate collimation or low-angle.
Equally as shown in Figure 1, light source 20, is be fixedly arranged on the axis of centres 11 of bottom faces 13, is positioned at the opposite side of light-emitting window 12.Light source 20 can be formed by least one LED or at least one OLED, can certainly be that at least one LED and at least one OLED formed, and light source 20 the light that sends, can look needed for application, and be the monochromatic light of white light, Yellow light or other arbitrary colors, or light institute's mixed light of more than at least two kinds colors and the light formed.
As shown in Figure 1, fixing type lens 30, system is fixedly arranged in the reflector 10 of light-emitting window 12 side, and the axis of centres 11 of reflector 10 is overlap with the axle center of fixing type lens 30, the periphery of fixing type lens 30 the first shading sleeve 40 be installed with to light source 20 side extension.
Fixing type lens 30 is fixedly arranged on the position of light-emitting window 12 side, can select one of fixing type lens 30 surface is trimmed with light-emitting window 12, and another surface of fixing type lens 30 is then positioned within reflector 10.
The spatial light modulating apparatus that fixing type lens 30 is can be a positive lens, a negative lens, a Fresnel Lenses, a liquid lens, a liquid crystal lens or have phase-modulation function.And the first shading sleeve 40, can be formed by light absorption material or cloudy surface material, so, the light that light source 20 exposes to the first shading sleeve 40 just can not produce and penetrates or reflect and produce veiling glare on specific direction.
Described positive lens, means when a collimation or approximately parallel light beam is incident to lens in the mode being parallel to optical axis, in the opposite face direction focusing of light entrance face, and produces the light beam of convergence in opposite face; Negative lens then means when a collimation or approximately parallel light beam is incident to lens in the mode being parallel to optical axis, produces the focusing of the virtual image, and produce the light beam dispersed in opposite face in the same direction of light entrance face.
On the other hand, as shown in Figures 2 and 3, the length of the first shading sleeve 40 can design and produce into, arbitrary light of light source 20 transmitting all cannot the light-emitting window 12 of direct self-reflection cover 10 be penetrated.
Again as shown in Figure 1, portable lens 50, it is movably be arranged on the axis of centres 11 between light source 20 and fixing type lens 30, the periphery of portable lens 50 the second shading sleeve 70 be installed with towards light source 20 side extension.Wherein, the diameter D2 system of portable lens is less than the diameter D1 of fixing type lens, and makes the moving range of the portable lens 50 being installed with the second shading sleeve 70 can one end to one end of light source 20 of self-retaining formula lens 30.
The spatial light modulating apparatus that portable lens 50 are can be a positive lens, a negative lens, a Fresnel Lenses, a liquid lens, a liquid crystal lens or have phase-modulation function.And the second shading sleeve 70, can be formed by light absorption material or cloudy surface material, so, the light that light source 20 exposes to the second shading sleeve 70 just can not produce and penetrates or reflect and produce veiling glare on specific direction.
Moreover as shown in Figures 2 and 3, different along with portable lens 50 and fixing type lens 30 relative position, irradiate and are perforated through the light of portable lens 50, can totally or part irradiate and be perforated through fixing type lens 30.
As shown in Figure 2, the light of the direct of travel A that light source 20 is launched or be greater than the light of angle of direct of travel A and the axis of centres 11 with the angle of the axis of centres 11, all stops by the bottom shading sleeve 10a of reflector 10 and the light-emitting window 12 of self-reflection cover 10 cannot penetrate (in diagram to link dotted line and X represents and cannot expose to).
As shown in Figure 2, the light of the direct of travel B that light source 20 is launched, or be less than the angle of direct of travel A and the axis of centres 11 with the angle of the axis of centres 11 and be greater than the light of the angle of direct of travel C and the axis of centres 11, all expose to reflector 10, and reflect by reflector 10 and penetrate from the mode that light-emitting window 12 is dispersed with approximate collimation or low-angle.
As shown in Figure 2, what light source 20 was launched is less than the angle of direct of travel C and the axis of centres 11 with the angle of the axis of centres 11, and be greater than the light of the angle of direct of travel D and the axis of centres 11, then stop by the first shading sleeve 40, and can be formed by light absorption material because of the first shading sleeve 40, these light just can not penetrate via the first shading sleeve 40 or reflect and produce the mixed and disorderly veiling glare in direction.
The light of the direct of travel D that light source 20 is launched, then stop by the second shading sleeve 70 and can not penetrate from light-emitting window 12 (in pictorial image 2, to link dotted line and X represents and cannot irradiate arrival).
As shown in Figure 2, what light source 20 was launched is less than the angle of direct of travel D and the axis of centres 11 with the angle of the axis of centres 11, and be greater than the light of the angle of direct of travel E and the axis of centres 11, then stop by the second shading sleeve 70, and can be formed by light absorption material because of the second shading sleeve 70, these light just can not penetrate via the second shading sleeve 70 or reflect and produce the mixed and disorderly veiling glare in direction.
Then, equally as shown in Figure 2, the light being less than the angle of direct of travel E and the axis of centres 11 with the angle of the axis of centres 11 that light source 20 is launched, then expose to portable lens 50 totally, and after being subject to portable lens 50 modulation, penetrating portable lens 50 and exposing to fixing type lens 30, then penetrate from light-emitting window 12 by fixing type lens 30 modulation becomes the light beam 60 (collimating beam) of optically focused pattern.
Zooming projection lamp 100 as shown in Figure 2, the light that portable lens 50 make light source 20 irradiate with the relevant position of fixing type lens 30, some is reflected by reflector 10 and penetrates from the mode that light-emitting window 12 is dispersed with approximate collimation or low-angle, another part is stopped by the bottom shading sleeve 10a of reflector 10 or the first shading sleeve 40 or the second shading sleeve 70, and penetrate via portable lens 50 modulation and arrive fixing type lens 30 again by fixing type lens 30 modulation and from light-emitting window 12 penetrate light, system penetrates with the form of the light beam 60 (collimating beam) of optically focused pattern.
Please continue to refer to as shown in Figure 3, when portable lens 50 and the second shading sleeve 70, move on the axis of centres 11 when light source 20, the light major part that light source 20 is launched can expose to the second shading sleeve 70 and portable lens 50.
In each embodiment, make element or the mode of portable lens 50 movement on the axis of centres 11, can use and be connected to the outer of the second shading sleeve 70 and connect the (not shown) of driving Installed and being set to.
As shown in Figure 3, the light of the direct of travel A that light source 20 is launched, or the light of angle of direct of travel A and the axis of centres 11 is greater than with the angle of the axis of centres 11, all the light-emitting window 12 of self-reflection cover 10 cannot penetrate (in diagram to link dotted line and X represents and cannot irradiate arrival) by the bottom shading sleeve 10a of reflector 10 or the second shading sleeve 70 stop.
As shown in Figure 3, the light of the direct of travel B that light source 20 is launched, or be less than the angle of direct of travel A and the axis of centres 11 with the angle of the axis of centres 11 and be greater than the light of the angle of direct of travel C and the axis of centres 11, all expose to the second shading sleeve 70, and stop by the second shading sleeve 70, cannot penetrate from light-emitting window 12 (in diagram to link dotted line and X represents and cannot irradiate arrival).
As shown in Figure 3, the light of the direct of travel C that light source 20 is launched, although by penetrating after portable lens 50 modulation, being subject to the first shading sleeve 40 and stopping, therefore also can not penetrate from light-emitting window 12 (in diagram to link dotted line and X represents and cannot irradiate arrival).
As shown in Figure 3, what light source 20 was launched is less than direct of travel C with the angle of the axis of centres 11, and be more than or equal to the light of the angle of direct of travel E and the axis of centres 11, although penetrate by after portable lens 50 modulation, but the first shading sleeve 40 can be subject to stop, therefore also can not penetrate from light-emitting window 12 (in diagram to link dotted line and X represents and cannot irradiate arrival).
Equally as shown in Figure 3, the light being less than or equal to the angle of direct of travel E and the axis of centres 11 with the angle of the axis of centres 11 that light source 20 is launched, then expose to portable lens 50 totally, by passing portable lens 50 after portable lens 50 modulation and exposing to fixing type lens 30, then penetrate from light-emitting window 12 by fixing type lens 30 modulation becomes the light beam 60 ' (broad beam) of astigmatism pattern.
Zooming projection lamp 100 as shown in Figure 3, the light that portable lens 50 make light source 20 irradiate with the relevant position of fixing type lens 30, some is stopped by the bottom shading sleeve 10a of reflector 10 or the second shading sleeve 70, another part stops by the first shading sleeve 40 via after portable lens 50 modulation injection, and penetrate via portable lens 50 modulation and the light arriving fixing type lens 30 and penetrate by fixing type lens 30 modulation, then penetrate with the form of the light beam 60 ' (broad beam) of astigmatism pattern from light-emitting window 12.
In previous embodiment, the combination of portable lens 50 and fixing type lens 30 is called it is the behavior pattern of an equivalent positive lens (equivalent positive lens).
Then please see as shown in Figures 4 and 5, the light-emitting window 12 of the reflector 10 of Zooming projection lamp 100 can cover a light-passing board 80 further.So, can guarantee that foreign matter or water droplet can not enter from light-emitting window 12 normal operation affecting Zooming projection lamp 100 in reflector 10.Certainly, the bottom faces 13 of reflector 10 also can cover a veil (not shown), guarantees that foreign matter or water droplet can not enter in reflector 10 from bottom faces 13.
In addition, as shown in FIG. 6 and 7, Zooming projection lamp 100, can have a cooling mechanism 90 further and combine with light source 20.The size of cooling mechanism 90 or material there is no special restriction, only note the normal operation not affecting Zooming projection lamp 100, and can increase the area of dissipation of light source 20.Wherein, embodiment as shown in Figure 7, for having the enforcement aspect of a kind of Zooming projection lamp 100 of cooling mechanism 90 and light-passing board 80 simultaneously.
Generally speaking, from foregoing embodiments, the enforcement of Zooming projection lamp 100, portable lens 50 can move on the axis of centres 11, when portable lens 50 move near fixing type lens 30, portable lens 50 and the relevant position of fixing type lens 30 can make penetrate via portable lens 50 modulation and arrive fixing type lens 30 and be subject to fixing type lens 30 modulation again and the light that penetrates from light-emitting window 12, penetrate with the form of the light beam 60 (collimating beam) of optically focused pattern.
When portable lens 50 move towards light source 20 direction, penetrate via portable lens 50 modulation and arrive fixing type lens 30 again by fixing type lens 30 modulation and from light-emitting window 12 penetrate light, then can disperse gradually, and become the light beam between the light beam 60 (collimating beam) of optically focused pattern as shown in Figure 2 and the light beam 60 ' (broad beam) of astigmatism pattern as shown in Figure 3.
Moreover, when portable lens 50 move to comparatively close to light source 20, portable lens 50 and the relevant position of fixing type lens 30 can make penetrate via portable lens 50 modulation and arrive fixing type lens 30 and be subject to fixing type lens 30 modulation again and the light that penetrates from light-emitting window 12, are penetrate with the form of the light beam 60 ' (broad beam) of astigmatism pattern.
In aforementioned each enforcement aspect, the bottom shading sleeve 10a of the first shading sleeve 40, second shading sleeve 70 or reflector 10 is to cover, and arbitrary light of light source 20 transmitting all cannot directly be penetrated from light-emitting window 12.
Only the various embodiments described above system is in order to illustrate the feature of the present invention, its object can be understood the content of the present invention and implement according to this making to have the knack of this operator, and the scope of the claims of non-limiting the present invention, therefore all other do not depart from disclosed spirit and the equivalence that completes is modified or amendment, must be included in the claim of the following stated.
Claims (10)
1. a Zooming projection lamp, is characterized in that comprising: a reflector, and it has an axis of centres, a light-emitting window and one of relative with this light-emitting window bottom faces, and this axis of centres system formed by the line of the central point of this light-emitting window and the central point of this bottom faces; One light source, is fixedly arranged on this axis of centres of this bottom faces; One fixing type lens, is fixedly arranged in this reflector of this light-emitting window side, and the axle center of this axis of centres system and this fixing type lens overlaps, and this fixing type lens periphery is also installed with to one of this light source side extension the first shading sleeve; And portable lens, be movably arranged on this axis of centres between this light source and this fixing type lens, this portable lens perimeter is also installed with and one of extends the second shading sleeve to this light source side.
2. Zooming projection lamp according to claim 1, is characterized in that: described fixing type lens system and the equivalent positive lens of this portable lens forming one.
3. Zooming projection lamp according to claim 1, is characterized in that: described first shading sleeve is that light absorption material or cloudy surface material formed.
4. Zooming projection lamp according to claim 1, is characterized in that: the shading sleeve of the bottom of described first shading sleeve, the second shading sleeve or reflector carries out covering makes arbitrary light of described light source transmitting all cannot directly penetrate from this light-emitting window.
5. Zooming projection lamp according to claim 1, is characterized in that: described fixing type lens is a positive lens, a negative lens or a Fresnel Lenses, and a liquid lens, a liquid crystal lens or have the spatial light modulating apparatus of phase-modulation function.
6. Zooming projection lamp according to claim 1, is characterized in that: the spatial light modulating apparatus that described portable lens are a positive lens, a negative lens, a Fresnel Lenses, a liquid lens, a liquid crystal lens or have phase-modulation function.
7. Zooming projection lamp according to claim 1, is characterized in that: described light source is that at least one LED or at least one OLED formed.
8. Zooming projection lamp according to claim 1, is characterized in that: described second shading sleeve is that light absorption material or cloudy surface material formed.
9. Zooming projection lamp according to claim 1, is characterized in that: described light-emitting window covers a light-passing board further.
10. Zooming projection lamp according to claim 1, is characterized in that: it has a cooling mechanism further and combines with this light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520091606.0U CN204513099U (en) | 2015-02-10 | 2015-02-10 | zooming projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520091606.0U CN204513099U (en) | 2015-02-10 | 2015-02-10 | zooming projection lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204513099U true CN204513099U (en) | 2015-07-29 |
Family
ID=53711076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520091606.0U Expired - Fee Related CN204513099U (en) | 2015-02-10 | 2015-02-10 | zooming projection lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204513099U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595811A (en) * | 2015-02-10 | 2015-05-06 | 青岛泰谷光电科技有限公司 | Zoom projection lamp |
| WO2021063138A1 (en) * | 2019-09-30 | 2021-04-08 | 广州市浩洋电子股份有限公司 | Stage light system having beam divergence angle varying with voltage |
-
2015
- 2015-02-10 CN CN201520091606.0U patent/CN204513099U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595811A (en) * | 2015-02-10 | 2015-05-06 | 青岛泰谷光电科技有限公司 | Zoom projection lamp |
| WO2021063138A1 (en) * | 2019-09-30 | 2021-04-08 | 广州市浩洋电子股份有限公司 | Stage light system having beam divergence angle varying with voltage |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20180210 |