CN111911889A - Optical element capable of rotatably changing light-emitting angle and implementation method thereof - Google Patents

Optical element capable of rotatably changing light-emitting angle and implementation method thereof Download PDF

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Publication number
CN111911889A
CN111911889A CN202010999726.6A CN202010999726A CN111911889A CN 111911889 A CN111911889 A CN 111911889A CN 202010999726 A CN202010999726 A CN 202010999726A CN 111911889 A CN111911889 A CN 111911889A
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China
Prior art keywords
cup
lens
interval
bead
optical element
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CN202010999726.6A
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Chinese (zh)
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CN111911889B (en
Inventor
方惊响
胡太荣
药左红
梁栋
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Hengdian Group Tospo Lighting Co Ltd
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Hengdian Group Tospo Lighting Co Ltd
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Priority to CN202010999726.6A priority Critical patent/CN111911889B/en
Publication of CN111911889A publication Critical patent/CN111911889A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/06Controlling the distribution of the light emitted by adjustment of elements by movement of refractors

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  • 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 element 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 even first fan-shaped areas, the even first fan-shaped areas are arranged into a first bead point interval and a second bead point interval at intervals, the lower lens is equally divided into even second fan-shaped areas corresponding to the upper lens, and the even second fan-shaped areas are arranged into a first single-cup interval and a second single-cup interval at intervals; 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 part 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 element is in a large-angle mode.

Description

Optical element capable of rotatably changing light-emitting angle and implementation method thereof
Technical Field
The invention belongs to the technical field of optical parts, and particularly relates to an optical part capable of rotatably changing a light-emitting angle and an implementation method thereof.
Background
Present global market is to optical member illumination demand bigger and bigger, not only commercial illumination, also progressively enlarge including domestic illumination, demand more and more to optical member, the conversion of pure illumination towards diversified illumination, make also appearing same lamp angle adjustable illumination design mode gradually in the market, satisfy people to the needs of illumination, the support of family's environment atmosphere is also more and more on using optical member, lamps and lanterns product in the existing market all is an angle of a lamp basically, perhaps a lamp multi-angle mode, but the structural assembly is complicated, the operation is inconvenient, consequently, the lamp is directly changed when switching the angle, or the lamp takes off to adjust and accomplishes the reinstallation. Therefore, there is a need to develop a rotatable zoom lamp, which can change the angle of the lamp when the lamp is installed, so as to meet the increasingly varied 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 problems mentioned in the background art. The optical piece capable of rotatably changing the light-emitting angle has the characteristic of conveniently adjusting the light-emitting angle.
The invention also aims to provide a realization method of the optical element capable of rotatably changing the light-emitting angle.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an optical part of rotatable change luminescence angle, includes upper lens and sets up the lower lens in upper lens below, upper lens and lower lens mutual parallel arrangement, upper lens is rotatable structure, and the last lens is divided equally and is had even number first fan-shaped region, and even number first fan-shaped region interval sets up to first pearl point interval and second pearl point interval, and the lower lens is divided equally and is had even number second fan-shaped region corresponding with upper lens, and even number second fan-shaped region interval sets up to first single cup interval and second single cup interval.
In the present invention, dense first bead points are disposed in the first bead point interval, and dense second bead points are disposed in the second bead point interval.
Further in the present invention, the radius of curvature of the first bead point is larger than the radius of curvature of the second bead point.
In the invention, a plurality of first single-cup lenses are arranged in the first single-cup area, and a plurality of second single-cup lenses are arranged in the second single-cup area.
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.
Further in the present invention, the first single-cup lens and the second single-cup lens are both TIR single-cup lenses.
Further, in the present invention, six first sector areas and six second sector areas are provided, respectively.
Further, the method for implementing the optical element capable of rotatably changing the light emitting angle comprises the following steps:
the upper lens is of a rotary structure;
(II) the lower lens is 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 element 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 element is in a large-angle mode.
In the invention, further, in the implementation method of the optical element capable of rotatably changing the light-emitting angle, dense first bead points are arranged in the first bead point interval, and dense second bead points are arranged in the second bead point interval; the radius of curvature of the first bead point is larger than that of the second bead point; a plurality of first single-cup lenses are arranged in the first single-cup area, and a plurality of second single-cup lenses are arranged in the second single-cup area; 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 both TIR single-cup lenses; six first sector areas and six second sector areas are provided.
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 part 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 element 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 requirements of customers.
Drawings
FIG. 1 is a schematic structural view of an optical member according to the present invention;
FIG. 2 is a schematic view of the upper lens structure 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 direction of a single cup of light at a large angle according to the present invention;
FIG. 5 is a schematic view of the light distribution at a large angle;
FIG. 6 is a schematic view of the direction of a single cup of light at a small angle according to the present invention;
FIG. 7 is a schematic view of the entire lamp angle distribution at a small angle according to the present invention;
in the figure: 1. an upper lens; 101. a first bead interval; 102. a first bead; 103. a second bead interval; 104. a second bead spot; 2. a lower lens; 21. a first single-cup zone; 22. a first single-cup lens; 23. a second single-cup zone; 24. a second single-cup lens.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-7, the present invention provides the following technical solutions: an optical element capable of rotatably changing a light emitting angle comprises an upper lens 1 and a lower lens 2 arranged below the upper lens 1, wherein the upper lens 1 and the lower lens 2 are arranged in parallel, the upper lens 1 is of a rotatable 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 into a first bead point interval 101 and a second bead point interval 103 at intervals, 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 into a first single-cup interval 21 and a second single-cup interval 23 at intervals.
Furthermore, dense first bead points 102 are arranged in the first bead point interval 101, and dense second bead points 104 are arranged in the second bead point interval 103.
Further, the radius of curvature of the first bead point 102 is larger than the radius of curvature of the second bead point 104.
Furthermore, a plurality of first single-cup lenses 22 are arranged in the first single-cup region 21, and a plurality of second single-cup lenses 24 are arranged in the second single-cup region 23.
Further, the light emission angle of the first single-cup lens 22 is larger than that of the second single-cup lens 24.
Further, the first single-cup lens 22 and the second single-cup lens 24 are both TIR single-cup lenses (total internal reflection single-cup lenses).
Further, six first sector areas and six second sector areas are provided, respectively.
Further, the method for implementing the optical element capable of rotatably changing the light-emitting angle comprises the following steps:
the upper lens 1 is a rotary structure;
(II) the lower lens 2 is a fixed structure;
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 part is in a small-angle mode;
and (IV) rotating the upper lens 1, wherein when the first bead interval 101 corresponds to the first single-cup interval 21 and the second bead interval 103 corresponds to the second single-cup interval 23, the optical element is in a large-angle mode.
In summary, by rotating the upper lens 1, when the first ball point interval 101 corresponds to the second single-cup interval 23 and the second ball point interval 103 corresponds to the first single-cup interval 21, the optical element is in a small angle mode; according to the invention, 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 element is in a large-angle mode; the invention can adjust the light-emitting angle of the optical element by rotating the upper lens 1, has simple and convenient adjustment mode and can better meet the requirements of customers.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. An optical element capable of rotatably changing a light emitting angle, comprising an upper lens (1) and a lower lens (2) arranged below the upper lens (1), 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, the upper lens (1) is equally divided into even first fan-shaped areas, the even first fan-shaped areas are arranged into a first bead point interval (101) and a second bead point interval (103) at intervals, the lower lens (2) is equally divided into even second fan-shaped areas corresponding to the upper lens (1), and the even second fan-shaped areas are arranged into a first single-cup interval (21) and a second single-cup interval (23) at intervals.
2. An optical element as claimed in claim 1, wherein: dense first bead points (102) are arranged in the first bead point interval (101), and dense second bead points (104) are arranged in the second bead point interval (103).
3. An optical element as claimed in claim 2, wherein: the radius of curvature of the first bead point (102) is larger than the radius of curvature of the second bead point (104).
4. An optical element as claimed in claim 1, wherein: a plurality of first single-cup lenses (22) are arranged in the first single-cup area (21), and a plurality of second single-cup lenses (24) are arranged in the second single-cup area (23).
5. An optical element as claimed in claim 4, wherein: the light emission angle of the first single-cup lens (22) is larger than that of the second single-cup lens (24).
6. An optical element as claimed in claim 4, wherein: the first single-cup lens (22) and the second single-cup lens (24) are both TIR single-cup lenses.
7. An optical element as claimed in claim 1, wherein: six first sector areas and six second sector areas are provided.
8. A method for realizing an optical element capable of rotatably changing a light-emitting angle according to any one of claims 1 to 7, comprising the following steps:
the upper lens (1) is of a rotary structure;
(II) the lower lens (2) is a fixed structure;
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 element is in a small-angle mode;
and (IV) rotating the upper lens (1), and 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 element is in a large-angle mode.
9. The method for implementing an optical element capable of rotatably changing a light-emitting angle according to claim 8, wherein: dense first bead points (102) are arranged in the first bead point interval (101), and dense second bead points (104) are arranged in the second bead point interval (103); the radius of curvature of the first bead point (102) is larger than the radius of curvature of the second bead point (104); a plurality of first single-cup lenses (22) are arranged in the first single-cup area (21), and a plurality of second single-cup lenses (24) are arranged in the second single-cup area (23); the light-emitting angle of the first single-cup lens (22) is larger than that 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 sector areas and six second sector areas are provided.
CN202010999726.6A 2020-09-22 2020-09-22 Optical piece capable of rotatably changing light-emitting angle and implementation method thereof Active CN111911889B (en)

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CN202010999726.6A CN111911889B (en) 2020-09-22 2020-09-22 Optical piece capable of rotatably changing light-emitting angle and implementation method thereof

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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

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CN111911889A true CN111911889A (en) 2020-11-10
CN111911889B CN111911889B (en) 2023-07-18

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007234538A (en) * 2006-03-03 2007-09-13 Stanley Electric Co Ltd Lamp
US20130162955A1 (en) * 2011-12-27 2013-06-27 Ushio Denki Kabushiki Kaisha Coherent light source apparatus and projector
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 lamps and lanterns
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007234538A (en) * 2006-03-03 2007-09-13 Stanley Electric Co Ltd Lamp
US20130162955A1 (en) * 2011-12-27 2013-06-27 Ushio Denki Kabushiki Kaisha Coherent light source apparatus and projector
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 lamps and lanterns
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

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