CN111911889B - Optical piece capable of rotatably changing light-emitting angle and implementation method thereof - Google Patents
Optical piece capable of rotatably changing light-emitting angle and implementation method thereof Download PDFInfo
- Publication number
- CN111911889B CN111911889B CN202010999726.6A CN202010999726A CN111911889B CN 111911889 B CN111911889 B CN 111911889B CN 202010999726 A CN202010999726 A CN 202010999726A CN 111911889 B CN111911889 B CN 111911889B
- Authority
- CN
- China
- Prior art keywords
- cup
- lens
- bead
- interval
- angle
- 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.)
- Active
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 10
- 239000011324 bead Substances 0.000 claims abstract description 64
- 238000005286 illumination Methods 0.000 description 7
- 238000005192 partition Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/06—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
Abstract
The invention discloses an optical piece capable of rotatably changing a light emitting angle, which comprises an upper lens and a lower lens, wherein the upper lens is of a rotatable structure, the upper lens is equally divided into an even number of first fan-shaped areas, the even number of first fan-shaped areas are arranged at intervals of a first bead point interval and a second bead point interval, the lower lens is equally divided into an even number of second fan-shaped areas corresponding to the upper lens, and the even number of second fan-shaped areas are arranged at intervals of a first single cup interval and a second single cup interval; the invention also discloses a realization method of the optical piece capable of rotatably changing the light-emitting angle. According to the invention, by rotating the upper lens, when the first bead point interval corresponds to the second single cup interval and the second bead point interval corresponds to the first single cup interval, the optical piece is in a small angle mode; according to the invention, by rotating the upper lens, when the first bead point interval corresponds to the first single cup interval and the second bead point interval corresponds to the second single cup interval, the optical piece is in a large-angle mode.
Description
Technical Field
The invention belongs to the technical field of optical pieces, and particularly relates to an optical piece capable of rotatably changing a light emitting angle and an implementation method thereof.
Background
At present, the global market has increasingly larger illumination requirements for optical parts, not only commercial illumination, but also household illumination is gradually expanded, the requirements for the optical parts are increasingly more and more, and the pure illumination is changed towards diversified illumination, so that the same illumination design mode with adjustable lamp angles is gradually appeared in the market to meet the requirements of people on illumination, the setting off of the family environment atmosphere is also increasingly more and more on the application optical parts, the lamp products in the market at present are basically in a lamp angle or in a lamp multi-angle mode, but the structure is complex to assemble, the operation is inconvenient, and therefore, the lamp is directly replaced when the angle is switched, or the lamp is taken down to be adjusted to be installed again. Therefore, there is a need to develop a rotatable zoom lamp that can perform an angle change when the installation is completed, so as to accommodate increasingly variable market demands.
Disclosure of Invention
The present invention is directed to an optical element capable of rotatably changing a light emitting angle, so as to solve the above-mentioned problems in the prior art. The optical piece capable of rotatably changing the light-emitting angle has the characteristic of being convenient to adjust the light-emitting angle.
Another object of the present invention is to provide a method for implementing an optical element capable of rotatably changing a light emitting angle.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a rotatable optical piece that changes luminous angle, includes the lens and sets up the lower lens of last lens below, goes up lens and the mutual parallel arrangement of lower lens, and last lens is rotatable structure, and it has even first fan-shaped region to go up the partition of lens, and even first fan-shaped region interval sets up to first pearl point interval and second pearl point interval, and it has even second fan-shaped region corresponding with last lens to go up the partition of lens, and even second fan-shaped region interval sets up to first single cup interval and second single cup interval.
In the invention, further, the first bead point interval is provided with dense first bead points, and the second bead point interval is provided with dense second bead points.
Further in the present invention, the radius of curvature of the first bead is larger than the radius of curvature of the second bead.
In the invention, a plurality of first single-cup lenses are arranged in the first single-cup interval, and a plurality of second single-cup lenses are arranged in the second single-cup interval.
In the present invention, the light emission angle of the first single cup lens is larger than the light emission angle of the second single cup lens.
In the present invention, further, the first single cup lens and the second single cup lens are both TIR single cup lenses.
In the present invention, six first and second sectors are provided, respectively.
In the invention, the method for realizing the optical piece capable of rotatably changing the light emitting angle comprises the following steps:
the upper lens is of a rotary structure;
secondly, the lower lens is of a fixed structure;
rotating the upper lens, wherein when the first bead point interval corresponds to the second single cup interval and the second bead point interval corresponds to the first single cup interval, the optical piece is in a small angle mode;
and (IV) rotating the upper lens, wherein when the first bead point interval corresponds to the first single cup interval and the second bead point interval corresponds to the second single cup interval, the optical piece is in a large-angle mode.
In the method for realizing the optical piece capable of rotatably changing the light emitting angle, the first bead points are densely arranged in the first bead point interval, and the second bead points are densely arranged in the second bead point interval; the radius of curvature of the first bead is larger than that of the second bead; a plurality of first single-cup lenses are arranged in the first single-cup interval, and a plurality of second single-cup lenses are arranged in the second single-cup interval; the light-emitting angle of the first single-cup lens is larger than that of the second single-cup lens; the first single-cup lens and the second single-cup lens are TIR single-cup lenses; six first and second sector areas are provided, respectively.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by rotating the upper lens, when the first bead point interval corresponds to the second single cup interval and the second bead point interval corresponds to the first single cup interval, the optical piece is in a small angle mode;
2. according to the invention, by rotating the upper lens, when the first bead point interval corresponds to the first single cup interval and the second bead point interval corresponds to the second single cup interval, the optical piece is in a large-angle mode;
3. the invention can adjust the light emitting angle of the optical piece by rotating the upper lens, has simple and convenient adjustment mode, and can better meet the demands of customers.
Drawings
FIG. 1 is a schematic view of an optical element according to the present invention;
FIG. 2 is a schematic view of the structure of the upper lens of the present invention;
FIG. 3 is a schematic view of the structure of the lower lens of the present invention;
FIG. 4 is a schematic view of the single-cup ray direction at a large angle in accordance with the present invention;
FIG. 5 is a schematic view of the light distribution of the whole lamp angle at a large angle;
FIG. 6 is a schematic view of the light ray direction of a single cup at a small angle according to the present invention;
FIG. 7 is a schematic view of the light distribution of the whole lamp angle at a small angle;
in the figure: 1. an upper lens; 101. a first bead interval; 102. a first bead; 103. a second bead region; 104. a second bead; 2. a lower lens; 21. a first single cup section; 22. a first single cup lens; 23. a second single cup section; 24. and a second single cup lens.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-7, the present invention provides the following technical solutions: the utility model provides a rotatable optical piece that changes luminous angle, includes upper lens 1 and sets up the lower lens 2 of upper lens 1 below, upper lens 1 and lower lens 2 mutual parallel arrangement, upper lens 1 is rotatable structure, the last first fan-shaped district of even number that divides equally has on the upper lens 1, even number first fan-shaped district interval sets up to first bead interval 101 and second bead interval 103, lower lens 2 is last equally to divide to have even number and the corresponding second fan-shaped district of upper lens 1, even number second fan-shaped district interval sets up to first single cup interval 21 and second single cup interval 23.
Further, the first bead region 101 is provided with dense first beads 102, and the second bead region 103 is provided with dense second beads 104.
Further, the radius of curvature of the first bead 102 is greater than the radius of curvature of the second bead 104.
Further, a plurality of first single-cup lenses 22 are arranged in the first single-cup section 21, and a plurality of second single-cup lenses 24 are arranged in the second single-cup section 23.
Further, the light emission angle of the first single cup lens 22 is larger than the light emission angle of the second single cup lens 24.
Further, the first single cup lens 22 and the second single cup lens 24 are each TIR single cup lenses (total internal reflection single cup lenses).
Further, six of the first and second sector areas are provided, respectively.
Further, the implementation method of the optical piece capable of rotatably changing the light emitting angle comprises the following steps:
the upper lens 1 is of a rotary structure;
secondly, the lower lens 2 is of a fixed structure;
(III), rotating the upper lens 1, wherein when the first bead point interval 101 corresponds to the second single cup interval 23 and the second bead point interval 103 corresponds to the first single cup interval 21, the optical piece is in a small angle mode;
(IV), rotating the upper lens 1, wherein the optical element is in a large-angle mode when the first bead region 101 corresponds to the first single-cup region 21 and the second bead region 103 corresponds to the second single-cup region 23.
In summary, by rotating the upper lens 1, the optical element is in a small angle mode when the first bead region 101 corresponds to the second single-cup region 23 and the second bead region 103 corresponds to the first single-cup region 21; by rotating the upper lens 1, when the first bead point interval 101 corresponds to the first single cup interval 21 and the second bead point interval 103 corresponds to the second single cup interval 23, the optical piece is in a large-angle mode; according to the invention, the light emitting angle of the optical piece can be adjusted by rotating the upper lens 1, the adjusting mode is simple and convenient, and the requirements of customers can be better met.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An optical piece capable of rotatably changing a light emitting angle, comprising an upper lens (1) and a lower lens (2) arranged below the upper lens (1), and is characterized in that: the upper lens (1) and the lower lens (2) are arranged in parallel, the upper lens (1) is of a rotatable structure, and the lower lens (2) is of a fixed structure; an even number of first fan-shaped areas are equally divided on the upper lens (1), the even number of first fan-shaped areas are arranged at intervals of a first bead point section (101) and a second bead point section (103), an even number of second fan-shaped areas corresponding to the upper lens (1) are equally divided on the lower lens (2), and the even number of second fan-shaped areas are arranged at intervals of a first single-cup section (21) and a second single-cup section (23);
the first bead point interval (101) is internally provided with dense first bead points (102), and the second bead point interval (103) is internally provided with dense second bead points (104);
the radius of curvature of the first bead (102) is greater than the radius of curvature of the second bead (104);
a plurality of first single-cup lenses (22) are arranged in the first single-cup interval (21), and a plurality of second single-cup lenses (24) are arranged in the second single-cup interval (23);
the light emission angle of the first single cup lens (22) is larger than the light emission angle of the second single cup lens (24).
2. An optical member for rotatably changing a light emitting angle according to claim 1, wherein: the first single cup lens (22) and the second single cup lens (24) are both TIR single cup lenses.
3. An optical member for rotatably changing a light emitting angle according to claim 1, wherein: six first and second sector areas are provided, respectively.
4. A method of realising an optical element for rotatably varying an angle of emission according to any of claims 1-3, comprising the steps of:
the first lens (1) is rotated, and when the first bead point section (101) corresponds to the second single cup section (23) and the second bead point section (103) corresponds to the first single cup section (21), the optical piece is in a small angle mode;
and (II) rotating the upper lens (1), wherein when the first bead point section (101) corresponds to the first single cup section (21), the second bead point section (103) corresponds to the second single cup section (23), and the optical piece is in a large angle mode.
5. The method for realizing the optical element capable of rotatably changing the light emitting angle according to claim 4, wherein: the first bead point interval (101) is internally provided with dense first bead points (102), and the second bead point interval (103) is internally provided with dense second bead points (104); the radius of curvature of the first bead (102) is greater than the radius of curvature of the second bead (104); a plurality of first single-cup lenses (22) are arranged in the first single-cup interval (21), and a plurality of second single-cup lenses (24) are arranged in the second single-cup interval (23); the light emitting angle of the first single cup lens (22) is larger than the light emitting angle of the second single cup lens (24); the first single cup lens (22) and the second single cup lens (24) are both TIR single cup lenses; six first and second sector areas are provided, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010999726.6A CN111911889B (en) | 2020-09-22 | 2020-09-22 | Optical piece capable of rotatably changing light-emitting angle and implementation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010999726.6A CN111911889B (en) | 2020-09-22 | 2020-09-22 | Optical piece capable of rotatably changing light-emitting angle and implementation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111911889A CN111911889A (en) | 2020-11-10 |
| CN111911889B true CN111911889B (en) | 2023-07-18 |
Family
ID=73265341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010999726.6A Active CN111911889B (en) | 2020-09-22 | 2020-09-22 | Optical piece capable of rotatably changing light-emitting angle and implementation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111911889B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007234538A (en) * | 2006-03-03 | 2007-09-13 | Stanley Electric Co Ltd | Lamp |
| CN106641903A (en) * | 2016-11-25 | 2017-05-10 | 横店集团得邦照明股份有限公司 | LED down lamp with rotating structure and realizing method thereof |
| CN208011621U (en) * | 2018-02-27 | 2018-10-26 | 漳州立达信光电子科技有限公司 | A kind of lens and lamp |
| CN208281816U (en) * | 2018-04-18 | 2018-12-25 | 漳州立达信光电子科技有限公司 | A kind of LED lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5984013B2 (en) * | 2011-12-27 | 2016-09-06 | ウシオ電機株式会社 | Coherent light source device and projector |
-
2020
- 2020-09-22 CN CN202010999726.6A patent/CN111911889B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007234538A (en) * | 2006-03-03 | 2007-09-13 | Stanley Electric Co Ltd | Lamp |
| CN106641903A (en) * | 2016-11-25 | 2017-05-10 | 横店集团得邦照明股份有限公司 | LED down lamp with rotating structure and realizing method thereof |
| CN208011621U (en) * | 2018-02-27 | 2018-10-26 | 漳州立达信光电子科技有限公司 | A kind of lens and lamp |
| CN208281816U (en) * | 2018-04-18 | 2018-12-25 | 漳州立达信光电子科技有限公司 | A kind of LED lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111911889A (en) | 2020-11-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3165544U (en) | LED lamp lamp cover | |
| CN101956939B (en) | Lamp and lighting equipment | |
| US8007137B2 (en) | Sports lighting fixture having die-cast frame in high-reflectance material | |
| CN101943358A (en) | LED focus lamp continuously adjustable at large-scale angle | |
| CN201944775U (en) | Shaped lampshade for LED lights | |
| CN111911889B (en) | Optical piece capable of rotatably changing light-emitting angle and implementation method thereof | |
| CN201093350Y (en) | Reflection dodging device of straight pipe type light source | |
| CN101900296A (en) | Method for designing dodging and beaming reflector | |
| US6170962B1 (en) | Dual compound reflector for fluorescent light fixtures | |
| CN209146833U (en) | A kind of automobile atmosphere lamp | |
| CN201652195U (en) | Illuminating device | |
| CN209245906U (en) | For outdoor anti-dazzle street lamp | |
| US20250116391A1 (en) | Method for adjusting light-emitting angle of industrial and mining lamp without light loss | |
| CN110792957A (en) | Reflection-type anti-dazzle LED lamp | |
| CN202302885U (en) | LED (light-emitting diode) light source device with reflecting cup | |
| WO2025035688A1 (en) | Led optical system capable of uniformly emitting light, and lamp | |
| CN207687879U (en) | LED wall wash lamp | |
| CN209196765U (en) | A kind of reflector based on high uniformity light mixing micro-structure | |
| CN101315166A (en) | Floodlight luminaire with adjustable light projector angle | |
| CN202532318U (en) | Special multi-curve asymmetric light-distribution single tube lamp for lighting of blackboard in classroom | |
| US6164798A (en) | Asymmetrical compound reflectors for fluorescent light fixtures | |
| CN208397979U (en) | The lens unit and automobile lamp of automobile lamp | |
| CN210601475U (en) | Optical lens module for electronic zooming and lighting equipment | |
| CN209460444U (en) | A kind of two-way asymmetrical beam grid and lighting system | |
| CN202024111U (en) | LED down lamp possessing diffuser plate |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |