CN219796995U - Small-angle polarizing structure and wall washing lamp - Google Patents
Small-angle polarizing structure and wall washing lamp Download PDFInfo
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- CN219796995U CN219796995U CN202321359034.0U CN202321359034U CN219796995U CN 219796995 U CN219796995 U CN 219796995U CN 202321359034 U CN202321359034 U CN 202321359034U CN 219796995 U CN219796995 U CN 219796995U
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- 238000005406 washing Methods 0.000 title description 4
- 239000011324 bead Substances 0.000 claims description 12
- 230000007704 transition Effects 0.000 claims description 10
- 238000005286 illumination Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides a small-angle polarizing structure and a wall washer lamp. The small-angle polarizing structure comprises a shell and a reflecting cup, wherein a containing cavity is formed in the shell, the reflecting cup is located in the containing cavity and connected with the shell, a light emergent refraction surface is arranged on the shell and corresponds to the reflecting cup, a first reflecting surface and a second reflecting surface are arranged on the reflecting cup, the first reflecting surface is connected with the second reflecting surface, a first preset included angle exists between the first reflecting surface and the light emergent refraction surface, a second preset included angle exists between the second reflecting surface and the light emergent refraction surface, and the first preset included angle is larger than the second preset included angle, namely, the first reflecting surface and the second reflecting surface are asymmetrically arranged, so that light paths reflected by the first reflecting surface and the second reflecting surface are distributed widely, and the problem of dark areas at the bottom of the wall washer is effectively solved.
Description
Technical Field
The utility model relates to the field of lamp illumination, in particular to a small-angle polarized light structure and a wall washer lamp.
Background
For the continuous progress and development of the lamp field in the modern LED industry, space illumination is an indispensable part, and the type selection requirements of consumers and designers for light distribution of the illumination lamp are diversified. The LED wall washer is a lamp for night scene illumination and engineering building decoration illumination. The light radiated by the LED wall washing lamp is used for drawing the outer vertical surface of a large building like water. The LED wall washer has the characteristics of energy conservation, high light efficiency, rich colors, long service life and the like, so that the LED wall washer is widely used. Wall washing lamps are generally provided with lenses on the light exit side.
For example, chinese patent with application number CN201721220361.2 discloses a wall washer lens, a light-emitting module and a wall washer, the wall washer lens comprises a lens main body, the lens main body is provided with a first light-transmitting surface, at least two first reflecting surfaces symmetrically arranged, at least two second reflecting surfaces symmetrically arranged, a second light-transmitting surface and a third light-transmitting surface, the first light-transmitting surface is provided with a groove, the bottom of the groove is equivalent to a fresnel lens, the light rays with small angles emitted by a light source are collimated, the first reflecting surface and the third light-transmitting surface are curved surfaces and are used for refracting the light rays along the central direction of the light source, the second reflecting surface is curved surfaces and is used for reflecting and collimating the light rays with large angles emitted by the light source, and the light rays with different directions are collimated by different light distribution modes, so that a rectangular elliptical spot is obtained.
However, the structural design of the wall washer has the following problems in the use process:
above-mentioned wall washer lens, when highly higher wall, the light that washes the wall washer and shoot shines the wall through the lens reflection, but appear the wall bottom light weaker easily, as shown in fig. 1, so there is the obvious problem in wall bottom dark space.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a small-angle polarizing structure and a wall washer lamp which can solve the problems of dark areas at the bottom of a wall surface and uniform wall brightness transition.
The aim of the utility model is realized by the following technical scheme:
a low angle polarizing structure comprising:
the light reflecting cup is positioned in the accommodating cavity and connected with the shell, the shell is provided with a light emergent refraction surface, the light emergent refraction surface is correspondingly arranged with the light reflecting cup, the light reflecting cup is provided with a first reflection surface and a second reflection surface, the first reflection surface is connected with the second reflection surface, a first preset included angle exists between the first reflection surface and the light emergent refraction surface, a second preset included angle exists between the second reflection surface and the light emergent refraction surface, and the first preset included angle is larger than the second preset included angle.
In one embodiment, the first preset included angle is 5 ° -40 °; and/or the number of the groups of groups,
the second preset included angle is 2-30 degrees.
In one embodiment, the light reflecting cup is provided with an incident hole, and the incident hole is arranged corresponding to the light emergent refraction surface.
In one embodiment, the hole wall of the incident hole is a plane or an arc surface.
In one embodiment, the light-emitting refraction surface includes a first light-emitting refraction surface, a middle transition surface and a second light-emitting refraction surface, the first light-emitting refraction surface is connected with the second light-emitting refraction surface through the middle transition surface, the first light-emitting refraction surface is correspondingly arranged with the first reflection surface, the second light-emitting refraction surface is correspondingly arranged with the second reflection surface, and a third preset included angle exists between the first light-emitting refraction surface and the middle transition surface.
In one embodiment, the third preset included angle is 30 ° -60 °.
In one embodiment, the first light-emitting refractive surface is a planar bead surface structure or a concave bead surface structure.
In one embodiment, the second light-emitting refractive surface is a planar bead surface structure or a concave bead surface structure.
In one embodiment, the small-angle polarizing structure further comprises a limiting post, wherein the limiting post is connected with the shell, and the limiting post is used for being abutted to the external lamp panel or being clamped in a positioning hole of the external lamp panel.
A wall washer lamp comprising the low angle polarizing structure of any of the above embodiments.
Compared with the prior art, the utility model has at least the following advantages:
in the small-angle polarizing structure, the first reflecting surface and the light emergent refracting surface have a first preset included angle, the second reflecting surface and the light emergent refracting surface have a second preset included angle, and the first preset included angle is larger than the second preset included angle, namely the first reflecting surface and the second reflecting surface are asymmetrically arranged, so that the light paths reflected by the first reflecting surface and the second reflecting surface are distributed widely, and the problem of dark areas at the bottom of the wall washer is effectively solved; meanwhile, the light color of the reflected light is more uniform after being refracted by the light emergent refraction surface.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the light path of a prior art wall washer lamp;
FIG. 2 is a schematic diagram of a small angle polarizer structure according to an embodiment;
FIG. 3 is a schematic diagram of another structure of the low-angle polarizing structure shown in FIG. 2;
fig. 4 is a schematic view of the light path of the small angle polarizing structure shown in fig. 2.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The utility model provides a small-angle polarizing structure, which comprises a shell and a reflecting cup, wherein a containing cavity is formed in the shell, the reflecting cup is positioned in the containing cavity and connected with the shell, the shell is provided with a light emergent refraction surface, the light emergent refraction surface is arranged corresponding to the reflecting cup, the reflecting cup is provided with a first reflecting surface and a second reflecting surface, the first reflecting surface is connected with the second reflecting surface, a first preset included angle exists between the first reflecting surface and the light emergent refraction surface, a second preset included angle exists between the second reflecting surface and the light emergent refraction surface, and the first preset included angle is larger than the second preset included angle.
In the small-angle polarizing structure, the first reflecting surface and the light emergent refracting surface have a first preset included angle, the second reflecting surface and the light emergent refracting surface have a second preset included angle, and the first preset included angle is larger than the second preset included angle, namely the first reflecting surface and the second reflecting surface are asymmetrically arranged, so that the light paths reflected by the first reflecting surface and the second reflecting surface are distributed widely, and the problem of dark areas at the bottom of the wall washer is effectively solved; meanwhile, the light color of the reflected light is more uniform after being refracted by the light emergent refraction surface.
In order to better understand the technical scheme and beneficial effects of the present utility model, the following describes the present utility model in further detail with reference to specific embodiments:
as shown in fig. 2 to 4, the low-angle polarizing structure 10 of an embodiment includes a housing 100 and a reflective cup 200, wherein a receiving cavity 110 is formed in the housing 100, and the reflective cup 200 is located in the receiving cavity 110 and is connected with the housing 100. Further, the housing 100 is provided with a light-emitting refraction surface 120, and the light-emitting refraction surface 120 is disposed corresponding to the light-reflecting cup 200, that is, the light is emitted from the light-emitting refraction surface 120 after passing through the light-reflecting cup 200. Further, the reflector cup 200 is provided with a first reflecting surface 210 and a second reflecting surface 220, the first reflecting surface 210 is connected with the second reflecting surface 220, a first preset included angle exists between the first reflecting surface 210 and the light-emitting refraction surface 120, a second preset included angle exists between the second reflecting surface 220 and the light-emitting refraction surface 120, and the first preset included angle is larger than the second preset included angle, that is, the first reflecting surface 210 and the second reflecting surface 220 are asymmetrically arranged.
In this embodiment, the first preset included angle is larger than the second preset included angle, that is, the first reflecting surface 210 and the second reflecting surface 220 are asymmetrically arranged, so that the light path of the light reflected by the first reflecting surface 210 and the second reflecting surface 220 is wider, and the light can irradiate to the bottom of the wall washer, thereby effectively solving the problem of dark area at the bottom of the wall washer.
In the small-angle polarizing structure 10, the first reflecting surface 210 and the light-emitting refractive surface 120 have a first preset included angle, the second reflecting surface 220 and the light-emitting refractive surface 120 have a second preset included angle, and the first preset included angle is larger than the second preset included angle, that is, the first reflecting surface 210 and the second reflecting surface 220 are asymmetrically arranged, so that the light paths reflected by the first reflecting surface 210 and the second reflecting surface 220 are distributed more widely, and the problem of dark areas at the bottom of the wall washer is effectively solved; meanwhile, the light color of the reflected light is more uniform after being refracted by the light emergent refraction surface 120.
In one embodiment, the first predetermined included angle is 5 ° -40 °, so that the first predetermined included angle is larger than the second predetermined included angle, and the first reflecting surface 210 and the second reflecting surface 220 form an asymmetric structure.
In one embodiment, the second predetermined included angle is 2 ° -30 °, so that the second predetermined included angle is smaller than the first predetermined included angle, and the first reflecting surface 210 and the second reflecting surface 220 form an asymmetric structure.
As shown in fig. 2, in one embodiment, the light reflecting cup 200 is provided with an incident hole 230, and the incident hole 230 is disposed corresponding to the light-emitting and refracting surface 120, so that the light source is incident from the incident hole 230, reflected by the first reflecting surface 210 and the second reflecting surface 220, and then emitted from the light-emitting and refracting surface 120.
In one embodiment, the hole wall of the incident hole 230 is a plane or an arc. It can be appreciated that by designing the hole wall of the incident hole 230 in a planar or cambered manner, the light path duty ratio can be effectively distributed, so that the light color is more uniform.
As shown in fig. 2 and fig. 3, in one embodiment, the light-emitting refraction surface 120 includes a first light-emitting refraction surface 121, a middle transition surface 122, and a second light-emitting refraction surface 123, where the first light-emitting refraction surface 121 is connected to the second light-emitting refraction surface 123 through the middle transition surface 122, the first light-emitting refraction surface 121 is disposed corresponding to the first reflection surface 210, the second light-emitting refraction surface 123 is disposed corresponding to the second reflection surface 220, and a third preset included angle exists between the first light-emitting refraction surface 121 and the middle transition surface 122. It can be understood that the light reflected by the first reflecting surface 210 is refracted by the first light-emitting refractive surface 121 and then emitted, and the light reflected by the second reflecting surface 220 is refracted by the second light-emitting refractive surface 123 and then emitted.
In one embodiment, the third predetermined included angle is 30 ° -60 °, so that the light path of the light emitted from the first light-emitting refractive surface 121 and the second light-emitting refractive surface 123 is wider.
As shown in fig. 3, in one embodiment, the first light-emitting and refracting surface 121 has a planar bead surface structure or a concave bead surface structure, so that the light color of the light emitted from the first light-emitting and refracting surface 121 is more uniform.
As shown in fig. 3, in one embodiment, the second light-emitting refractive surface 123 is a planar bead surface structure or a concave bead surface structure. So that the light emitted from the second light-emitting refractive surface 123 is more uniform.
As shown in fig. 3, in one embodiment, the low-angle polarizing structure 10 further includes a limiting post 300, where the limiting post 300 is connected to the housing 100, and the limiting post 300 is used to abut against or be clamped to a positioning hole of an external lamp panel. It can be appreciated that the low angle polarizing structure 10 is mounted on the light exit side of the wall washer by the spacing posts 300.
The utility model also provides a wall washer lamp comprising the small-angle polarizing structure 10 according to any of the embodiments. The housing 100 is internally provided with a containing cavity 110, and the reflective cup 200 is located in the containing cavity 110 and connected with the housing 100. Further, the housing 100 is provided with a light-emitting refraction surface 120, and the light-emitting refraction surface 120 is disposed corresponding to the light-reflecting cup 200, that is, the light is emitted from the light-emitting refraction surface 120 after passing through the light-reflecting cup 200. Further, the reflector cup 200 is provided with a first reflecting surface 210 and a second reflecting surface 220, the first reflecting surface 210 is connected with the second reflecting surface 220, a first preset included angle exists between the first reflecting surface 210 and the light-emitting refraction surface 120, a second preset included angle exists between the second reflecting surface 220 and the light-emitting refraction surface 120, and the first preset included angle is larger than the second preset included angle, that is, the first reflecting surface 210 and the second reflecting surface 220 are asymmetrically arranged.
Compared with the prior art, the utility model has at least the following advantages:
in the small-angle polarizing structure, the first reflecting surface and the light emergent refracting surface have a first preset included angle, the second reflecting surface and the light emergent refracting surface have a second preset included angle, and the first preset included angle is larger than the second preset included angle, namely the first reflecting surface and the second reflecting surface are asymmetrically arranged, so that the light paths reflected by the first reflecting surface and the second reflecting surface are distributed widely, and the problem of dark areas at the bottom of the wall washer is effectively solved; meanwhile, the light color of the reflected light is more uniform after being refracted by the light emergent refraction surface.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. The small-angle polarizing structure comprises a shell and a reflecting cup, wherein a containing cavity is arranged in the shell, the reflecting cup is positioned in the containing cavity and connected with the shell,
the shell is provided with a light-emitting refraction surface, the light-emitting refraction surface is correspondingly arranged with the light-reflecting cup, the light-reflecting cup is provided with a first reflection surface and a second reflection surface, the first reflection surface is connected with the second reflection surface, a first preset included angle exists between the first reflection surface and the light-emitting refraction surface, a second preset included angle exists between the second reflection surface and the light-emitting refraction surface, and the first preset included angle is larger than the second preset included angle.
2. The low angle polarizing structure of claim 1, wherein the first predetermined included angle is 5 ° -40 °; and/or the number of the groups of groups,
the second preset included angle is 2-30 degrees.
3. The low-angle polarizing structure of claim 1, wherein the light reflecting cup is provided with an incident hole, and the incident hole is disposed corresponding to the light-emitting refraction surface.
4. The small-angle polarizing structure according to claim 3, wherein the hole wall of the incident hole is a plane or an arc surface.
5. The low-angle polarizing structure according to claim 1, wherein the light-emitting refraction surface comprises a first light-emitting refraction surface, a middle transition surface and a second light-emitting refraction surface, the first light-emitting refraction surface is connected with the second light-emitting refraction surface through the middle transition surface, the first light-emitting refraction surface is arranged corresponding to the first reflection surface, the second light-emitting refraction surface is arranged corresponding to the second reflection surface, and a third preset included angle exists between the first light-emitting refraction surface and the middle transition surface.
6. The low angle polarizing structure of claim 5, wherein the third predetermined angle is 30 ° -60 °.
7. The low angle polarizing structure of claim 5, wherein the first light-exiting refractive surface is a planar bead surface structure or a concave bead surface structure.
8. The low angle polarizing structure of claim 5, wherein the second light-exiting refractive surface is a planar bead surface structure or a concave bead surface structure.
9. The low angle polarizing structure of claim 1, further comprising a spacing post, the spacing post being connected to the housing, the spacing post being configured to abut or be clamped to a locating hole of an external light panel.
10. A wall washer lamp comprising the low angle polarizing structure of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321359034.0U CN219796995U (en) | 2023-05-30 | 2023-05-30 | Small-angle polarizing structure and wall washing lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321359034.0U CN219796995U (en) | 2023-05-30 | 2023-05-30 | Small-angle polarizing structure and wall washing lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219796995U true CN219796995U (en) | 2023-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321359034.0U Active CN219796995U (en) | 2023-05-30 | 2023-05-30 | Small-angle polarizing structure and wall washing lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219796995U (en) |
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2023
- 2023-05-30 CN CN202321359034.0U patent/CN219796995U/en active Active
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