CN219606849U - Linear double-layer optical lens module and lamp - Google Patents
Linear double-layer optical lens module and lamp Download PDFInfo
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- CN219606849U CN219606849U CN202320676969.5U CN202320676969U CN219606849U CN 219606849 U CN219606849 U CN 219606849U CN 202320676969 U CN202320676969 U CN 202320676969U CN 219606849 U CN219606849 U CN 219606849U
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Abstract
The utility model discloses a linear double-layer optical lens module and a lamp, comprising a first linear lens and a second linear lens; the upper end of the first linear lens is provided with a first linear groove for placing the LED light source, the bottom surface of the first linear groove forms a first incident surface, two side surfaces of the first linear groove form a second incident surface, two sides of the first linear lens are provided with reflecting areas, and the lower end of the first linear lens forms a first emergent surface; the upper end of the second linear lens is provided with a second linear groove, the bottom surface of the second linear groove forms a third incident surface, and the lower end of the second linear lens forms a second emergent surface; the first linear lens is detachably connected with the second linear lens. The utility model has the advantages that: the matching of the double-layer lenses is easy to enable the LED lamp to realize different light-emitting angle designs and optical anti-glare treatments; the lens can extrude the required length and radian through the die, and the independent die sinking for different lens modeling is not needed, so that the production cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of lamp instruments, and particularly relates to a linear double-layer optical lens module and a lamp.
Background
The linear LED lamp is a linear or curved lamp, the light source of the linear LED lamp is generally a lamp bar, the linear LED lamp has light distribution requirements, and a light distribution component is generally arranged on the shell of the linear LED lamp for light distribution of the light source; generally, the light distribution component of the linear LED lamp is a lens plate or a reflecting cup which are arranged linearly or used together, a plurality of small lenses are arranged on the lens plate, and each small lens or reflecting cup corresponds to one LED lamp bead;
in the prior art, the light distribution assembly with the light reflecting cup is limited by the volume of the light reflecting cup, the LED lamp beads are required to be arranged loosely enough to be matched with the light reflecting cup, so that the power of each LED lamp bead is very high to achieve the required illumination, if a user stands in the illumination range of the lamp to see the lamp, eyes are extremely easy to hurt, the user needs to use carefully, meanwhile, the light emitting surface of the lamp is provided with a plurality of holes, the lamp is very attractive, and the lamp is difficult to clean; because the lens plate of the light distribution assembly with the lens plate is provided with a plurality of small lenses which are required to correspond to each LED lamp bead, the lens plates with different lengths and different radians are required to be produced by single die sinking, the larger the size is, the higher the production cost is, the length and the radian of the lens plate cannot be changed with low cost, and the lens plate is inconvenient to use, so that a linear double-layer optical lens module and a lamp are needed to solve the problems.
Disclosure of Invention
Aiming at the technical defects, the utility model aims to provide a linear double-layer optical lens module and a lamp, which can meet different light distribution and anti-dazzle requirements of a linear LED lamp according to different light distribution designs of two layers of optical lenses, simultaneously ensure that the light-emitting surface of the lamp is neat and attractive and easy to clean, and can produce shapes with different lengths and different radians at low cost so as to adapt to different linear LED lamp products, thereby solving the problems in the background art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a linear double-layer optical lens module, comprising:
the LED light source comprises a first linear lens, wherein a first linear groove for placing an LED light source is formed in the upper end of the first linear lens, the bottom surface of the first linear groove forms a first incident surface, two side surfaces of the first linear groove form a second incident surface, reflecting areas are formed in two sides of the first linear lens, and the lower end of the first linear lens forms a first emergent surface;
the upper end of the second linear lens is provided with a second linear groove, the bottom surface of the second linear groove forms a third incident surface, and the lower end of the second linear lens forms a second emergent surface;
the first linear lens is detachably connected with the second linear lens, and light rays of the LED light source sequentially pass through the first linear lens and the second linear lens and then are emitted to form light rays with a specific beam angle.
Preferably, the first incident surface is a convex transparent surface, the second incident surface is a plane, the reflecting area is a convex aspheric surface, a part of light rays emitted by the LED light source enter the first linear lens through the first incident surface and then are emitted from the first emergent surface, and another part of light rays emitted by the LED light source enter the first linear lens through the second incident surface and then are reflected by the reflecting area and then are emitted from the first emergent surface.
Preferably, the first emergent surface is provided with a semi-cylinder stretching out transversely along the cross section, and the semi-cylinders are continuously arranged along the longitudinal section direction to form a semi-cylinder Fresnel lens surface.
Preferably, the first exit surface is provided with prisms stretching out along the transverse direction of the cross section, and the prisms are continuously arranged along the longitudinal section direction to form a prismatic fresnel lens surface.
Preferably, the two sides of the first linear lens are provided with linear protrusions I, and the two sides of the first linear lens are also provided with linear grooves II matched with the second linear lens.
Preferably, the third incident surface is a concave transparent surface, and the light emitted by the LED light source enters the second linear lens through the third incident surface after being emitted from the first linear lens, and then is emitted through the second emitting surface.
Preferably, the second exit surface is a smooth surface.
Preferably, two side surfaces of the second linear groove are respectively provided with a second linear protrusion matched with the third linear groove in a three-phase mode, and the first linear lens and the second linear lens are clamped together through the third linear groove and the second linear protrusion.
Preferably, a lamp comprises the linear double-layer optical lens module.
Preferably, the lamp comprises an LED light source and a lamp housing, wherein the LED light source and the linear double-layer optical lens module are installed in the lamp housing.
The utility model has the beneficial effects that:
(1) Optical properties: the light emitted by the LED light source is subjected to light distribution treatment through the matching of the double-layer lenses, different light-emitting angle designs and optical anti-glare treatments are easy to realize, the requirements of different light distribution functions of the linear LED lamp are met, meanwhile, the light emitted by the LED light source is utilized to the maximum extent, and the energy-saving performance of the lamp is improved.
(2) Aesthetic properties: due to the refraction of the double-layer optical lens to light and the addition of the Fresnel lens surface, the light-emitting surface of the lamp has high ornamental value, and the light-emitting surface of the lamp is kept neat, beautiful and easy to clean.
(3) The production cost is as follows: the lens can extrude the required length and radian through the mould, and the Fresnel lens surface required by the emergent surface of the first linear lens is extruded through the mould, so that the independent mould opening for different lens modeling is not required, and the production cost can be greatly reduced.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a linear overall structure of a linear double-layer optical lens module according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an arc-shaped overall structure of a linear double-layer optical lens module according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram illustrating a linear dual-layer optical lens module according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of an optical line diagram of a linear dual-layer optical lens module and a lamp according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of another optical line diagram of a linear dual-layer optical lens module and a lamp according to an embodiment of the present utility model;
fig. 6 is a schematic installation diagram of a linear double-layer optical lens module and a lamp according to an embodiment of the utility model.
Reference numerals illustrate:
100. a linear double-layer optical lens module;
10. a first linear lens; 11. linear groove I; 12. a first incident surface; 13. a second incident surface; 14. a reflection region; 15. a first exit surface; 16. linear protrusion I; 17. a second linear groove;
20. a second linear lens; 21. a linear groove III; 22. a third incident surface; 23. a second exit surface; 24. linear protrusion II;
200. an LED light source;
300. a lamp housing.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Examples:
as shown in fig. 1 to 6, the present utility model provides a linear double-layered optical lens module, the linear double-layered optical lens module 100 comprising:
the LED light source comprises a first linear lens 10, wherein a first linear groove 11 for placing the LED light source 200 is formed in the upper end of the first linear lens 10, a first incident surface 12 is formed on the bottom surface of the first linear groove 11, a second incident surface 13 is formed on the two side surfaces of the first linear groove 11, reflecting areas 14 are formed on the two sides of the first linear lens 10, and a first emergent surface 15 is formed on the lower end of the first linear lens 10;
the second linear lens 20, the upper end of the second linear lens 20 has second linear groove 21, the bottom surface of the second linear groove 21 forms the third incident surface 22, the lower end of the second linear lens 20 forms the second emergent surface 23;
the first linear lens 10 and the second linear lens 20 are extruded and molded through a die to form linear lenses or linear lenses bent into different radians according to the designed cross sections, the first linear lens 10 and the second linear lens 20 are detachably connected, and light rays of the LED light source 200 sequentially pass through the first linear lens and the second linear lens and then are emitted to form light rays of a specific beam angle.
Further, the first incident surface 12 is a convex transparent surface, the second incident surface 13 is a plane, a part of light emitted by the LED light source 200 enters the first linear lens through the first incident surface 12 and then is emitted from the first exit surface 15, another part of light emitted by the LED light source enters the first linear lens through the second incident surface 13 and then is emitted from the first exit surface 15 after being reflected by the reflecting area 14, and the first linear lens 10 can perform a certain degree of light condensation treatment on the light emitted by the LED light source 200 along the direction of the cross section of the first linear lens 10.
Further, the first exit surface 15 is provided with a semi-cylinder extending out along the transverse direction of the cross section, and the semi-cylinders are continuously arranged along the longitudinal section direction to form a semi-cylinder fresnel lens surface.
Further, the first exit surface 15 is provided with prisms extending transversely along the cross section, and the prisms are continuously arranged along the longitudinal section direction to form a prismatic fresnel lens surface.
It should be noted that: the Fresnel lens surface of the two schemes can conduct condensation treatment to a certain extent on the light rays emitted by the LED light source 200 along the direction of the longitudinal section of the first linear lens 10; in addition, the Fresnel lens surface can play an anti-glare role.
Further, the first linear lens 10 is provided with a first linear protrusion 16 matching with the linear groove in the lamp housing 300 on both sides, so that the first linear lens 10 can be mounted in the lamp housing 300, and a third linear groove 17 matching with the second linear lens 20 is further provided on both sides of the first linear lens 10.
Further, the third incident surface 22 is a concave surface, so that the light entering the second linear lens 20 can be diffused to a certain extent along the cross section direction of the second linear lens 20, and the light emitted from the LED light source 200 is emitted from the first linear lens 10, enters the second linear lens 20 through the third incident surface 22, and is emitted through the second emitting surface 23.
Further, the second exit surface 23 is a smooth surface, so that the lamp is neat, beautiful and easy to clean.
Further, two sides of the second linear groove 21 are respectively provided with a second linear protrusion 24 matched with the third linear groove 17, and the first linear lens 10 and the second linear lens 20 are clamped together through the third linear groove 17 and the second linear protrusion 24.
Further, a luminaire comprises a linear double-layer optical lens module 100.
Further, the lamp comprises an LED light source 200 and a lamp housing 300, wherein the LED light source 200 and the linear double-layer optical lens module 100 are installed in the lamp housing 300.
The utility model has the advantages that:
(1) Optical properties: light emitted by the LED light source is subjected to dimming treatment through the matching of the double-layer lenses, different light-emitting angle designs and optical anti-glare treatments are easy to realize, the requirements of different light distribution functions of the linear LED lamp are met, meanwhile, the light emitted by the LED light source is utilized to the maximum degree, and the energy-saving performance of the lamp is improved.
(2) Aesthetic properties: due to the refraction of the double-layer optical lens to light and the addition of the Fresnel lens surface, the light-emitting surface of the lamp has high ornamental value, and the light-emitting surface of the lamp is kept neat, beautiful and easy to clean.
(3) The production cost is as follows: the lens can extrude the required length and radian through the mould, and extrude the required Fresnel lens face of first linear lens emergent face with the mould, need not to open the mould alone for different molding, can greatly reduce manufacturing cost. It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. A linear double-layer optical lens module, comprising:
the LED light source comprises a first linear lens, wherein a first linear groove for placing an LED light source is formed in the upper end of the first linear lens, the bottom surface of the first linear groove forms a first incident surface, two side surfaces of the first linear groove form a second incident surface, reflecting areas are formed in two sides of the first linear lens, and the lower end of the first linear lens forms a first emergent surface;
the upper end of the second linear lens is provided with a second linear groove, the bottom surface of the second linear groove forms a third incident surface, and the lower end of the second linear lens forms a second emergent surface;
the first linear lens is detachably connected with the second linear lens, and light rays of the LED light source sequentially pass through the first linear lens and the second linear lens and then are emitted to form light rays with a specific beam angle.
2. A linear double-layer optical lens module as claimed in claim 1, wherein: the first incident surface is a convex transmission surface, the second incident surface is a plane, the reflection area is a convex aspheric surface, a part of light rays emitted by the LED light source enter the first linear lens through the first incident surface and then are emitted by the first emergent surface, and another part of light rays emitted by the LED light source enter the first linear lens through the second incident surface and then are emitted by the first emergent surface after being reflected by the reflection area.
3. A linear double-layer optical lens module as claimed in claim 1, wherein: the first emergent surface is provided with a semi-cylinder stretching out transversely along the cross section, and the semi-cylinders are continuously arranged along the longitudinal section direction to form a semi-cylinder Fresnel lens surface.
4. A linear double-layer optical lens module as claimed in claim 1, wherein: the first emergent surface is provided with prisms stretching out transversely along the cross section, and the prisms are continuously arranged along the longitudinal section direction to form a prismatic Fresnel lens surface.
5. A linear double-layer optical lens module as claimed in claim 1, wherein: the two sides of the first linear lens are respectively provided with a linear protrusion I, and the two sides of the first linear lens are also provided with a linear groove III matched with the second linear lens.
6. A linear double-layer optical lens module as claimed in claim 1, wherein: the third incident surface is a concave transmission surface, and light rays emitted by the LED light source are emitted from the first linear lens, enter the second linear lens through the third incident surface and are emitted through the second emergent surface.
7. A linear double-layer optical lens module as claimed in claim 1, wherein: the second emergent surface is a smooth surface.
8. The linear double-layer optical lens module as claimed in claim 5, wherein: and two side surfaces of the second linear groove are respectively provided with a second linear protrusion matched with the third linear groove in a three-phase manner, and the first linear lens and the second linear lens are clamped together through the third linear groove and the second linear protrusion.
9. A lamp, characterized in that: a linear double layer optical lens module comprising any one of claims 1 to 8.
10. A light fixture as recited in claim 9, wherein: the lamp comprises an LED light source and a lamp shell, wherein the LED light source and the linear double-layer optical lens module are arranged in the lamp shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320676969.5U CN219606849U (en) | 2023-03-31 | 2023-03-31 | Linear double-layer optical lens module and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320676969.5U CN219606849U (en) | 2023-03-31 | 2023-03-31 | Linear double-layer optical lens module and lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219606849U true CN219606849U (en) | 2023-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320676969.5U Active CN219606849U (en) | 2023-03-31 | 2023-03-31 | Linear double-layer optical lens module and lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219606849U (en) |
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2023
- 2023-03-31 CN CN202320676969.5U patent/CN219606849U/en active Active
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