CN219140652U - High-light-efficiency lighting module and lamp - Google Patents
High-light-efficiency lighting module and lamp Download PDFInfo
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- CN219140652U CN219140652U CN202223154506.7U CN202223154506U CN219140652U CN 219140652 U CN219140652 U CN 219140652U CN 202223154506 U CN202223154506 U CN 202223154506U CN 219140652 U CN219140652 U CN 219140652U
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Abstract
The utility model relates to the technical field of lighting modules, in particular to a high-light-efficiency lighting module and a lamp. The high-light-efficiency lighting module comprises a plurality of light sources and lenses. The plurality of light sources respectively have a plurality of first physical centers. The lens is arranged on the light sources and is provided with a light emitting surface and a light entering surface, the light entering surface is positioned on one side of the lens facing the light sources, and the light emitting surface is positioned on one side of the lens facing away from the light sources. The lens is also provided with a second center, and the directions of the first physical centers pointing to the lower part of the light-emitting surface from the upper part deviate from the second center by 1-3mm. The high-light-efficiency lighting module is designed on the position of the light source, so that the light efficiency of the maximum efficiency is improved, and the maximum power of a single lighting module is improved.
Description
Technical Field
The utility model relates to the technical field of lighting modules, in particular to a high-light-efficiency lighting module and a lamp.
Background
The current LED lighting module comprises a substrate, a plurality of LED light sources and lenses. The LED light source is arranged on the substrate, the lens is arranged on the LED light source, the light incident surface of the lens is positioned at one side of the lens close to the LED light source, the light emergent surface of the lens is positioned at one side of the lens away from the LED light source, and when the LED light source works, light emitted by the LED light source enters through the light incident surface and is emitted from the light emergent surface to the outside for transmission.
In the prior art, the LED lighting module is not optically designed between the lens and the light source, so that light rays emitted by the LED light source are not efficiently utilized, and the defect of low light efficiency exists.
Disclosure of Invention
The embodiment of the utility model provides a high-light-efficiency lighting module and a lamp, aiming at solving the technical problem that the light efficiency of an LED lighting module in the prior art is low.
In order to solve the above technical problems, in one aspect, an embodiment of the present utility model provides a high-light-efficiency lighting module, including:
a plurality of light sources, each of the plurality of light sources having a plurality of first physical centers; and
the lens is arranged on the light sources and is provided with a light emitting surface and a light entering surface, the light entering surface is positioned at one side of the lens facing the light sources, and the light emitting surface is positioned at one side of the lens facing away from the light sources;
the lens is further provided with a second center, and the directions of the first physical centers pointing to the lower part of the light-emitting surface from the upper part of the light-emitting surface deviate from the second center by 1-3mm.
Optionally, in the plane direction of C0 ° -C180 ° of the lens:
the lens is of a symmetrical structure; and/or
The curvature change of the light incident surface is larger than that of the light emergent surface; and/or
The ratio of the height to the width of the lens is (0.3-0.7): 1.
Optionally, in the plane direction of C90-C270 ° of the lens:
the lens is of an asymmetric structure; and/or
The light-emitting surface has a curvature change trend from low to high; and/or
The included angle between the connecting line of the highest point of the light emitting surface and the first physical center of the light source and the normal direction of the light emitting surface of the light source is 20-50 degrees; and/or
The light incident surface has a curvature change trend from high to low; and/or
The normal line of the curvature range of the light incident surface is more than half of the normal line of the curvature range of the light incident surface and points to the highest point of the light emergent surface.
Optionally, the light source arrays are distributed with n columns and m rows, the m rows of the light sources are positioned in the plane direction of C0-C180 degrees of the lens, and the n columns of the light sources are positioned in the plane direction of C90-C270 degrees of the lens.
Optionally, three rows and two columns of the six light source arrays are distributed, the three rows of the light sources are located in the plane direction of C0-C180 degrees of the lens, and the two columns of the light sources are located in the plane direction of C90-C270 degrees of the lens.
Optionally, a concave cavity is formed on the lens, the light incident surface is a wall surface of the concave cavity facing the light source, and the light sources are accommodated in the concave cavity.
Optionally, the lens is a glass lens module.
Optionally, the light source is an LED light source.
On the other hand, the embodiment of the utility model also provides a lamp, which is provided with the high-luminous-efficiency lighting module.
The embodiment of the utility model has the following beneficial effects: according to the high-light-efficiency lighting module, the positions of the light sources are designed, the first physical centers of the light sources deviate from the second physical center of the lens by 1-3mm in the direction of pointing to the lower part from the high part of the light-emitting surface, the light efficiency of the single lighting module is improved at maximum efficiency, and the maximum power of the single lighting module is improved at the same time.
Drawings
FIG. 1 is a schematic diagram of a high-efficiency lighting module according to the present utility model;
FIG. 2 is a cross-sectional view of FIG. 1 taken in the plane of C0-C180;
FIG. 3 is a cross-sectional view of FIG. 1 taken in the plane of C90° -C270°;
fig. 4 is a schematic structural diagram of a light source of a high-light-efficiency lighting module according to the present utility model.
Reference numerals illustrate:
100. a light source; 101. a first physical center; 200. a lens; 201. a light-emitting surface; 202. a light incident surface; 203. a second physical center; 204. a cavity; 205. a highest point; D. a deviation distance; θ, included angle.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent. It is only stated that the terms of orientation such as up, down, left, right, front, back, inner, outer, etc. used in this document or the imminent present utility model, are used only with reference to the drawings of the present utility model, and are not meant to be limiting in any way.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The description as it relates to "first", "second", etc. in the present utility model is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Referring to fig. 1 and 2, an embodiment of the present utility model provides a high-efficiency lighting module, which includes a plurality of light sources 100 and lenses 200. The plurality of light sources 100 have a plurality of first physical centers 101, respectively. The lens 200 is disposed on the light sources 100, the lens 200 has a light emitting surface 201 and a light entering surface 202, the light entering surface 202 is located at a side of the lens 200 facing the light sources 100, and the light emitting surface 201 is located at a side of the lens 200 facing away from the light sources 100.
The lens 200 further has a second center 203, and the directions of the plurality of first physical centers 101 pointing to the lower portion of the light-emitting surface 201 from the upper portion of the light-emitting surface 201 deviate from the second center 203 by a distance D of 1-3mm. Generally, the offset distance D is measured in the direction of the C0-C180 plane of the lens 200.
The high-light-efficiency lighting module is designed to improve the light efficiency of the maximum efficiency by designing the position of the light source 100, and simultaneously improves the maximum power of a single lighting module.
In some embodiments of the present utility model, referring to FIG. 2, in the C0-C180 planar orientation of lens 200:
the lens 200 has a symmetrical structure; and/or
The curvature change of the light incident surface 202 is larger than that of the light emergent surface 201; and/or
The ratio of the height to the width of the lens 200 is (0.3-0.7): 1, more preferably (0.4-0.6): 1, and in particular 0.3:1, 0.4:1, 0.5:1, 0.6:1 or 0.7:1.
The light efficiency can be further improved by optically designing the C0-C180 planar direction of the lens 200.
In some embodiments of the present utility model, referring to FIG. 3, in the C90-C270 plane direction of lens 200:
the lens 200 is of an asymmetric structure; and/or
The light-emitting surface 201 has a curvature variation tendency from low to high; and/or
An included angle θ between the highest point 205 of the light-emitting surface 201 and the first physical center 101 of the light source 100 and a normal direction of the light-emitting surface of the light source 100 is 20 ° -50 °; and/or
The light incident surface 202 has a curvature variation trend from high to low; and/or
The light incident surface 202 has a curvature range normal of more than one half pointing to the highest point of the light exit surface 201.
The light efficiency can be further improved by optically designing the C90-C270 plane direction of the lens 200.
In some embodiments of the utility model, referring to FIG. 4, an array of a plurality of light sources 100 is distributed with n columns and m rows of light sources 100, m rows of light sources 100 being in the C0-C180 planar orientation of the lens 200, and n columns of light sources 100 being in the C90-C270 planar orientation of the lens 200. The present utility model further arranges the positions of the plurality of light sources 100 to achieve light efficiency improvement in the case of the plurality of light sources 100.
In another embodiment of the present utility model, referring to fig. 4, three rows and two columns are distributed in an array of six light sources 100, the three rows of light sources 100 are located in the plane direction of C0-C180 ° of the lens 200, and the two columns of light sources 100 are located in the plane direction of C90-C270 ° of the lens 200. The present utility model preferably uses a single lens 200 with six LED light sources 100. The optical design of the lens 200 is combined to optimize the improvement of the light efficiency of the lighting module.
In some embodiments of the present utility model, in order to accommodate the light sources 100 and facilitate optical design of the lens 200, a cavity 204 is provided on the lens 200, the light incident surface 202 is a wall surface of the cavity 204 facing the light sources 100, and the light sources 100 are accommodated in the cavity 204.
In some embodiments of the present utility model, the lens 200 is a glass lens module, and has the characteristics of high light transmittance, high temperature resistance, and the like.
In some embodiments of the utility model, the light source 100 is an LED light source. The LED light source has the advantages of small volume, long service life, high efficiency and the like.
On the other hand, the embodiment of the utility model also provides a lamp, which is provided with the high-light-efficiency lighting module. The specific structure of the high-light-efficiency lighting module refers to the above embodiments, and because the lamp adopts all the technical schemes of all the embodiments, the lamp has at least all the beneficial effects brought by the technical schemes of the embodiments, and the details are not repeated here.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the utility model, such changes and modifications are also intended to be within the scope of the utility model.
Claims (9)
1. A high light efficiency lighting module, comprising:
a plurality of light sources, each of the plurality of light sources having a plurality of first physical centers; and
the lens is arranged on the light sources and is provided with a light emitting surface and a light entering surface, the light entering surface is positioned at one side of the lens facing the light sources, and the light emitting surface is positioned at one side of the lens facing away from the light sources;
the lens is further provided with a second center, and the directions of the first physical centers pointing to the lower part of the light-emitting surface from the upper part of the light-emitting surface deviate from the second center by 1-3mm.
2. The high light efficiency lighting module of claim 1, wherein in the C0-C180 planar direction of the lens:
the lens is of a symmetrical structure; and/or
The curvature change of the light incident surface is larger than that of the light emergent surface; and/or
The ratio of the height to the width of the lens is (0.3-0.7): 1.
3. A high light efficiency lighting module as recited in claim 1, wherein in a direction of a plane of said lens of c90° -c270°:
the lens is of an asymmetric structure; and/or
The light-emitting surface has a curvature change trend from low to high; and/or
The included angle between the connecting line of the highest point of the light emitting surface and the first physical center of the light source and the normal direction of the light emitting surface of the light source is 20-50 degrees; and/or
The light incident surface has a curvature change trend from high to low; and/or
The normal line of the curvature range of the light incident surface is more than half of the normal line of the curvature range of the light incident surface and points to the highest point of the light emergent surface.
4. The high-efficiency lighting module of claim 1, wherein a plurality of said arrays of light sources are distributed with n columns and m rows of said light sources, m rows of said light sources being in the C0-C180 ° plane direction of said lens, n columns of said light sources being in the C90-C270 ° plane direction of said lens.
5. The high-efficiency lighting module of claim 1, wherein six of said arrays of light sources are arranged in three rows and two columns, three rows of said light sources being in the C0-C180 ° plane direction of said lens and two columns of said light sources being in the C90-C270 ° plane direction of said lens.
6. The high-efficiency lighting module of any one of claims 1 to 5, wherein a concave cavity is formed on the lens, the light incident surface is a wall surface of the concave cavity facing the light sources, and a plurality of the light sources are accommodated in the concave cavity.
7. A high light efficiency lighting module as recited in any one of claims 1-5, wherein said lens is a glass lens module.
8. A high light efficiency lighting module as recited in any one of claims 1-5, wherein said light source is an LED light source.
9. A luminaire characterized by having a high light efficiency lighting module as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223154506.7U CN219140652U (en) | 2022-11-25 | 2022-11-25 | High-light-efficiency lighting module and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223154506.7U CN219140652U (en) | 2022-11-25 | 2022-11-25 | High-light-efficiency lighting module and lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219140652U true CN219140652U (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223154506.7U Active CN219140652U (en) | 2022-11-25 | 2022-11-25 | High-light-efficiency lighting module and lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219140652U (en) |
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2022
- 2022-11-25 CN CN202223154506.7U patent/CN219140652U/en active Active
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