CN212298702U - Polarized lens, lens combination and wall washer - Google Patents
Polarized lens, lens combination and wall washer Download PDFInfo
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- CN212298702U CN212298702U CN202021343233.9U CN202021343233U CN212298702U CN 212298702 U CN212298702 U CN 212298702U CN 202021343233 U CN202021343233 U CN 202021343233U CN 212298702 U CN212298702 U CN 212298702U
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Abstract
The utility model relates to the field of lighting technology, especially a polarized lens, lens combination and wall washer. The polarized lens comprises a lens sheet for guiding light, wherein one surface of the lens sheet is an incident surface, the other surface of the lens sheet is an emergent surface, and an included angle between the incident surface and the emergent surface is less than 30 degrees; the incident surface is provided with a first polarizing structure; the first polarization structure comprises a plurality of cylindrical protrusions which are arranged in an array manner; the emergent surface is provided with a second polarizing structure; the second polarizing structure comprises a plurality of inclined bulges, and inclined planes and vertical planes are arranged on the inclined bulges; the inclined surface and the emergent surface form an included angle, and the included angle is opposite to the vertical surface; the inclined bulges are arranged in an array; the arrangement direction of the cylindrical surface bulges is vertical to the arrangement direction of the inclined bulges. After the light is scattered by the cylindrical surface bulges and deflected by the inclined plane bulges, the obtained light spots are larger and more uniform.
Description
Technical Field
The utility model relates to the field of lighting technology, especially a polarized lens, lens combination and wall washer.
Background
The wall washing lamp is used for architectural decoration and illumination. The existing wall washing lamp is a mode that a point light source irradiates to a wall after being diffused, and the illuminating mode has the problems of small illuminating range and uneven light spots.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the problem that the scope of lightening that exists is little, the facula is inhomogeneous to the wall washer lamp of prior art provides a polarized lens, and this lens sets up the bellied polarisation structure of cylinder and sets up the bellied polarisation structure of ladder at the exit surface of lens through the incident surface at the lens piece for light can more even dispersion, promotes the degree of consistency of the scope of lightening and facula.
In order to realize the purpose, the utility model discloses a technical scheme be:
a polarized lens comprises a lens sheet for guiding light, wherein one surface of the lens sheet is an incident surface, the other surface of the lens sheet is an emergent surface, and an included angle between the incident surface and the emergent surface is less than 30 degrees;
the incident surface is provided with a first polarizing structure;
the first polarization structure comprises a plurality of cylindrical protrusions which are arranged in an array manner;
the emergent surface is provided with a second polarizing structure;
the second polarization structure comprises a plurality of inclined protrusions, and each inclined protrusion comprises an inclined surface and a vertical surface; the inclined surface and the emergent surface form an included angle, and the included angle is opposite to the vertical surface; the inclined bulges are arranged in an array;
the included angle is alpha degree, and alpha is more than 0 and less than or equal to 30;
the arrangement direction of the cylindrical surface bulges is vertical to the arrangement direction of the inclined bulges.
By arranging the first polarization structure, light rays emitted into the first polarization structure are diffused towards the two sides of the arrangement direction of the cylindrical protrusions after being diffused by the cylindrical protrusions, so that light spots with a larger range are formed, and the illumination range is favorably improved; the light is deflected by the inclined plane protrusion of the second polarizing structure, and the light is deflected out of the inclined plane and then deflected towards the vertical plane, so that the light is converged in the direction, namely, the light emitted to a far place is deflected to a closer position, and the light spots are more uniform.
As a preferred scheme of the utility model, a plurality of triangular prism bulges are arranged in the middle of the emergent surface, and one side surface of each triangular prism bulge is connected with the inclined surface;
the triangular prism bulges are arranged, and the arrangement direction of the triangular prism bulges is consistent with that of the cylindrical surface bulges.
Because most light sources are the pointolite, and the light intensity at middle part is greater than light intensity all around promptly, and is protruding through setting up the triangular prism in the middle part of the emitting surface, and the light at middle part is further to the protruding both sides diffusion of arranging of triangular prism for light is more even.
As a preferred scheme of the present invention, the incident surface is provided with a region dividing line, and the region dividing line is a closed curve;
the incident surface comprises a plane area at the inner side of the area dividing line and a columnar area at the outer side of the area dividing line;
the plane area is internally provided with a plane; the columnar area is provided with the cylindrical surface bulge.
Because the protruding and triangular prism of cylinder are protruding when using simultaneously, when light passes through the protruding back of cylinder and the triangular prism is protruding again, there is interface reflection, establishes to the plane in the region with the plane, can reduce the interface reflection of light at the protruding position of triangular prism, promotes the intensity of light.
As a preferable aspect of the present invention, the area where the triangular prism is convex can cover the plane area.
The light rays in the middle can be fully diffused, and the reflection of the light rays on the convex interface of the triangular prism is reduced to the maximum extent.
As a preferable embodiment of the present invention, the incident surface is parallel to the exit surface.
As a preferable embodiment of the present invention, the lens sheet is circular; the incident surface is provided with a circle line, and the circle line takes the circle center of the incident surface as the circle center;
the cylindrical surface bulges comprise inner cylindrical surface bulges positioned on the inner side of the circle line and outer cylindrical surface bulges positioned on the outer side of the circle line;
the radian of the inner cylindrical surface is larger than that of the outer cylindrical surface.
The radian of the cylindrical surface bulge close to the circle center is set to be larger than that of the cylindrical surface bulge far away from the circle center, so that the dispersity of the light close to the circle center is larger than that of the light far away from the circle center, and the light spots are more uniform.
As a preferred embodiment of the present invention, the circular lines include a first circular line, a second circular line and a third circular line, the radii of which are sequentially increased;
the inner side of the first circle line is a first columnar area, a second columnar area is arranged between the first circle line and the second circle line, a third columnar area is arranged between the second circle line and the third circle line, and a fourth columnar area is arranged on the outer side of the third circle line;
a first cylindrical protrusion is arranged in the first cylindrical area, a second cylindrical protrusion is arranged in the second cylindrical area, a third cylindrical protrusion is arranged in the third cylindrical area, and a fourth cylindrical protrusion is arranged in the fourth cylindrical area;
the radian of the first cylindrical protrusion, the radian of the second cylindrical protrusion, the radian of the third cylindrical protrusion and the radian of the fourth cylindrical protrusion are sequentially reduced.
Through setting up a plurality of columnar areas that arrange in proper order along keeping away from the centre of a circle direction for the diffusion scope of light can have the degressive of level, makes light more even.
The utility model also provides a lens combination, which comprises the polarized lens, a total reflection lens and an assembly bracket,
the incident surface of the polarized lens faces the light-emitting surface of the total reflection lens, and the included angle between the incident surface and the light-emitting surface is 0-30 degrees;
the assembling support is used for fixing the relative positions of the polarized lens and the total reflection lens.
The lens combination fully disperses light rays emitted by point light sources such as an LED light source into large irradiation area through the combination of the total reflection lens and the polarizing lens, and the light distribution is uniform.
As the utility model discloses an optimal scheme, polarizing lens's incident plane periphery is equipped with the frame, be equipped with a plurality of fixed blocks on the frame, the fixed block with equipment support be assembled between/be connected.
The utility model also provides a wall washer, this wall washer include foretell polarizing lens, or include foretell lens combination.
Wherein the light emitted after passing through the inclined surface is emitted to the wall.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. spreadlight lens, through set up first polarisation structure and second polarisation structure respectively in the lens both sides. After the light rays emitted into the first polarizing structure are diffused by the cylindrical surface bulges, the light rays are diffused towards two sides of the arrangement direction of the cylindrical surface bulges to form light spots with a larger range, so that the illumination range is favorably improved; the light is deflected by the inclined plane protrusion of the second polarizing structure, and the light is deflected out of the inclined plane and then deflected towards the vertical plane, so that the light is converged in the direction, namely, the light emitted to a far place is deflected to a closer position, and the light spots are more uniform.
2. Spreadlight lens, through set up the triangular prism arch at the emitting surface middle part, the light at middle part further diffuses to the protruding both sides of arranging of triangular prism for light is more even. The method is more suitable for the dispersion of point light source rays.
3. Spreadlight lens, through set up planar region in incident face middle part, and set up the triangular prism arch at the emergent face middle part for middle part light can further to the protruding both sides diffusion of arranging of triangular prism, can reduce the interface reflection of light at the protruding position of triangular prism, promotes the intensity of light.
4. Spreadlight lens, through setting up along keeping away from a plurality of column regions that centre of a circle direction was arranged in proper order, and the bellied radian of cylinder is along keeping away from centre of a circle direction and progressively reducing for the diffusion range of light can have the level to decrement progressively, makes light more even.
5. Lens combination, through combining together polarizing lens and total reflection lens, can be big for the area of shining with the light fully dispersed that pointolite such as LED light source sent, and the light distribution is even.
6. Wash the pinup, through using spreadlight lens or lens combination to wash the pinup, can promote light and wash width and height of wall.
Drawings
Fig. 1 is a schematic structural diagram of a polarized lens of the present invention.
Fig. 2 is a schematic structural diagram of another viewing angle of the polarized lens of the present invention.
Fig. 3 is a schematic front view of a polarized lens of the present invention.
Fig. 4 is a rear view schematic diagram of a polarized lens of the present invention.
Fig. 5 is a right side view schematic diagram of the polarized lens of the present invention.
Fig. 6 is an enlarged schematic view at circle a of fig. 5.
Fig. 7 is a schematic top view of a polarized lens according to the present invention.
Fig. 8 is a schematic cross-sectional view at a-a of fig. 3.
Fig. 9 is a schematic structural view of a polarized lens according to embodiment 2 of the present invention.
Fig. 10 is a rear view schematic diagram of embodiment 2 of the present invention.
Fig. 11 is a right side view schematic diagram of embodiment 2 of the present invention.
Fig. 12 is an enlarged schematic view of fig. 11 at circle b.
Fig. 13 is a schematic top view of embodiment 2 of the present invention.
Fig. 14 is a schematic structural view of embodiment 3 of the present invention.
Fig. 15 is an enlarged schematic view of fig. 14 at circle c.
Fig. 16 is an enlarged schematic view of fig. 15 at circle d.
Fig. 17 is a schematic structural diagram of the lens assembly of the present invention.
Fig. 18 is a schematic view of another perspective structure of the lens assembly of the present invention.
Fig. 19 is a schematic front view of a lens assembly according to the present invention.
Fig. 20 is a schematic cross-sectional view at B-B of fig. 19.
Fig. 21 is a schematic top view of the position relationship between the wall washer and the wall according to the present invention.
Fig. 22 is a schematic view of the position relationship between the wall washer and the wall according to the present invention.
Icon: 100-lens sheet; 101-an incident plane; 102-an exit face; 200-a total reflection lens; 300-assembling a bracket; 400-a wall; 1-the cylindrical surface is convex; 11-cambered surface; 111-a first cylindrical projection; 112-second cylindrical protrusions; 113-a third cylindrical projection; 114-a fourth cylindrical projection; 2-inclined protrusions; 21-inclined plane; 22-vertical plane; 3-a frame; 31-fixing block; 4-triangular prism convex; 41-prismatic surface; 5-a region dividing line; 51-a planar area; 52-columnar areas; 6-a circular coil; 61-a first coil wire; 62-a second loop wire; 63-third coil wire.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
A polarized lens comprises a lens sheet 100 for guiding light, as shown in fig. 1 and 2, wherein one surface of the lens sheet 100 is an incident surface 101, and the other surface is an emergent surface 102; the incident surface 101 and the exit surface 102 are arranged in parallel. That is, the lens sheet 100 has a sheet-like structure with an equal thickness.
The incident surface 101 is provided with a first polarization structure; the first polarization structure comprises a plurality of cylindrical protrusions 1, and the cylindrical protrusions 1 are arranged in an array manner; the arrangement is that the side surfaces of a plurality of cylindrical protrusions 1 are continuously arranged. The projection direction of the cylindrical projection 1 is a direction away from the exit surface 102. I.e. the central angle corresponding to the arc of the cross-section of each cylindrical protrusion 1 is located between the cylindrical protrusion 1 and the exit surface 102.
The emergent surface is provided with a second polarizing structure; the second polarization structure comprises a plurality of inclined protrusions 2, inclined surfaces 21 and vertical surfaces 22 are arranged on the inclined protrusions 2, an included angle alpha is formed between each inclined surface 21 and the corresponding emergent surface 102, and the corresponding vertical surface 22 is opposite to the angle alpha; the inclined protrusions 2 are arranged in an array; the included angle is alpha degree, in the embodiment, alpha is 10 degrees, and the value of alpha is more than 0 and less than or equal to 30 degrees according to different deflection angles;
as shown in fig. 3 to 4, the arrangement direction of the cylindrical protrusions 1 is perpendicular to the arrangement direction of the inclined protrusions 2.
As shown in fig. 5 and 6, there are several inclined protrusions 2 on the exit surface 102, and the inclined protrusions 2 include inclined surfaces 21 and vertical surfaces 22. The inclined surface 21 forms an angle α with the lens sheet 100.
The periphery of the incident surface 101 is provided with a frame 3, the frame 3 is provided with a plurality of fixing blocks 31, and the fixing blocks 31 are used for being connected with external fixing components.
Light rays are injected from one side of the incident surface 101 and enter the lens sheet 100 through the cambered surface 11 of the cylindrical protrusion 1, and the cambered surface 11 scatters the light rays towards the arrangement direction of the cylindrical protrusion 1 to form light spots with a larger range, so that the illumination range is favorably improved. And after passing through the inclined surface 21 of the inclined protrusion 2, the light rays are emitted out of the polarized lens and deflected towards the vertical surface 22, so that the light rays are converged in the direction, namely, the light rays emitted to a far place are deflected and emitted to a closer position, and light spots are more uniform.
Example 2
In this embodiment, on the basis of embodiment 1, as shown in fig. 9 to 13, a plurality of triangular prism-shaped protrusions 4 are arranged in the middle of the exit surface 102, and one side surface of the triangular prism-shaped protrusions 4 is connected to the inclined surface 21 of the inclined protrusion 2;
the triangular prism protrusions 4 are arranged, and the arrangement direction of the triangular prism protrusions 4 is consistent with the arrangement direction of the cylindrical protrusions 1.
Because most light sources are pointolite, the light intensity at middle part is greater than light intensity all around, through set up triangular prism arch 4 in the middle part of emitting surface 102, the light at middle part is after prismatic face 41, further to the both sides diffusion that triangular prism arch 4 arranged for light is more even.
Example 3
As shown, the lenticular sheet 100 has a circular shape; the incident surface 101 is provided with a zone dividing line 5, and the zone dividing line 5 is a closed curve, namely a circular zone dividing line 5 taking the center of the lens sheet 100 as the center of circle;
the incidence plane 101 includes a planar region 51 inside the region dividing line 5 and a columnar region 52 outside the region dividing line 5;
the plane area 51 is internally a plane; the columnar area 52 is provided with the cylindrical projection 1.
Because during protruding 1 of cylinder and the protruding 4 uses simultaneously of triangular prism, light passes through behind the protruding 1 of cylinder when the triangular prism is protruding 4 again, has the interface reflection, is equipped with the plane in with planar region 51, can reduce the interface reflection of light at the protruding 4 positions of triangular prism, promotes the intensity of light.
The triangular prism-shaped protrusion 4 can cover the plane area 51. So that the light in the middle can be fully diffused, and the reflection of the light on the interface of the triangular prism protrusion 4 is reduced to the maximum extent.
A circle line 6 is arranged on the incident surface 101, and the circle line 6 takes the center of the circle of the lens sheet 100 as the center of the circle;
the cylindrical surface bulges 1 comprise inner cylindrical surface bulges positioned on the inner side of the circular coil 6 and outer cylindrical surface bulges positioned on the outer side of the circular coil;
the radian of the inner cylindrical surface is larger than that of the outer cylindrical surface.
Specifically, as shown in fig. 14, 15 and 16, the coil wire 6 includes a first coil wire 61, a second coil wire 62 and a third coil wire 63, which have sequentially increased radii;
a first cylindrical region is arranged on the inner side of the first coil wire 61, a second cylindrical region is arranged between the first coil wire 61 and the second coil wire 62, a third cylindrical region is arranged between the second coil wire 62 and the third coil wire 63, and a fourth cylindrical region is arranged on the outer side of the third coil wire 63;
a first cylindrical protrusion 111 is arranged in the first cylindrical area, a second cylindrical protrusion 112 is arranged in the second cylindrical area, a third cylindrical protrusion 113 is arranged in the third cylindrical area, and a fourth cylindrical protrusion 114 is arranged in the fourth cylindrical area;
the first cylindrical protrusion 111, the second cylindrical protrusion 112, the third cylindrical protrusion 113 and the fourth cylindrical protrusion 114 have sequentially decreasing cross-sectional radians perpendicular to the extending direction.
Through setting up a plurality of columnar areas that arrange in proper order along keeping away from the centre of a circle direction for the diffusion scope of light can have the degressive of level, makes light more even.
Example 4
A lens assembly, as shown in FIGS. 17 to 20, comprising the polarizing lens of any one of embodiments 1 to 3, and a total reflection lens 200 and an assembly holder 300,
an incident surface 101 of the polarized lens faces a light-emitting surface of the total reflection lens 200, and an included angle between the incident surface 101 and the light-emitting surface is 0-20 degrees;
the assembly bracket 300 is coupled to the fixing block 31 on the incident surface 101. For fixing the relative positions of the polarized lens and the total reflection lens 200.
The lens combination fully disperses light rays emitted by point light sources such as an LED light source into large irradiation area through the combination of the total reflection lens and the polarizing lens, and the light distribution is uniform.
Example 5
The utility model also provides a wash the pinup, should wash the pinup and include the lens combination of embodiment 4. The position relationship between the wall washer and the wall 500 is shown in fig. 21 and 22, wherein the arrow direction in fig. 21 is the width direction of the wall 400, the triangular prism protrusions 4 are arranged along the width direction of the wall, that is, the arrangement direction of the cylindrical protrusions 1 is also arranged along the width direction of the wall, and the light passes through the first polarization structure and then is diffused along the arrow direction to the width direction of the wall. In fig. 22, the direction of the arrow is the height direction of the light spot, and after the light passes through the second polarization structure, the light is inclined toward the wall 400 and strikes the wall.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The polarized lens is characterized by comprising a lens sheet (100) for guiding light, wherein one surface of the lens sheet (100) is an incident surface (101), the other surface of the lens sheet is an emergent surface (102), and the included angle between the incident surface (101) and the emergent surface (102) is less than 30 degrees;
the incident surface (101) is provided with a first polarization structure;
the first polarizing structure comprises a plurality of cylindrical protrusions (1), and the cylindrical protrusions (1) are arranged in an array manner;
the emergent surface (102) is provided with a second polarization structure;
the second polarization structure comprises a plurality of inclined protrusions (2), and each inclined protrusion (2) comprises an inclined surface (21) and a vertical surface (22); the inclined surface (21) and the emergent surface (102) form an included angle alpha, and the included angle alpha is opposite to the vertical surface (22); the inclined bulges (2) are arranged in an array;
the included angle is alpha degree, and alpha is more than 0 and less than or equal to 30;
the arrangement direction of the cylindrical surface bulges (1) is vertical to the arrangement direction of the inclined bulges (2).
2. A polarized lens according to claim 1, wherein the central portion of the exit surface is provided with a plurality of triangular prism-shaped protrusions (4), and one side surface of the triangular prism-shaped protrusions (4) is connected to the inclined surface (21);
the triangular prism bulges are arranged, and the arrangement direction of the triangular prism bulges (4) is consistent with that of the cylindrical surface bulges (1).
3. A polarized lens according to claim 2, wherein the incident surface (101) is provided with a region dividing line (5), the region dividing line (5) being a closed curve;
the incidence surface (101) comprises a plane area (51) on the inner side of the area dividing line (5) and a columnar area (52) on the outer side of the area dividing line (5);
the plane area (51) is internally provided with a plane; the columnar area (52) is provided with the cylindrical surface protrusion (1).
4. A polarizing lens according to claim 3, characterized in that the area of the triangular prism protrusion (4) is capable of covering the planar area (51).
5. A polarizing lens according to claim 1, characterized in that the entrance face (101) is parallel to the exit face (102).
6. A polarized lens according to any one of claims 1 to 5, wherein the lens sheet (100) is circular; the incident surface (101) is provided with a coil wire (6), and the coil wire (6) takes the center of the incident surface (101) as the center of a circle;
the cylindrical surface bulges (1) comprise inner cylindrical surface bulges positioned on the inner side of the circular coil wire (6) and outer cylindrical surface bulges positioned on the outer side of the circular coil wire (6);
the radian of the inner cylindrical surface is larger than that of the outer cylindrical surface.
7. A polarized lens according to claim 6, characterized in that the circular coil (6) comprises a first circular coil (61), a second circular coil (62) and a third circular coil (63) of successively increasing radius;
a first cylindrical area is arranged on the inner side of the first coil wire (61), a second cylindrical area is arranged between the first coil wire (61) and the second coil wire (62), a third cylindrical area is arranged between the second coil wire (62) and the third coil wire (63), and a fourth cylindrical area is arranged on the outer side of the third coil wire;
a first cylindrical protrusion (111) is arranged in the first cylindrical area, a second cylindrical protrusion (112) is arranged in the second cylindrical area, a third cylindrical protrusion (113) is arranged in the third cylindrical area, and a fourth cylindrical protrusion (114) is arranged in the fourth cylindrical area;
the radians of the first cylindrical protrusion (111), the second cylindrical protrusion (112), the third cylindrical protrusion (113) and the fourth cylindrical protrusion (114) are sequentially reduced.
8. A lens combination comprising a polarizing lens according to any one of claims 1 to 7, as well as a total reflection lens (200) and an assembly holder (300),
an incident surface (101) of the polarized lens faces a light-emitting surface of the total reflection lens (200), and an included angle between the incident surface (101) and the light-emitting surface is 0-30 degrees;
the assembling support (300) is used for fixing the relative positions of the polarized lens and the total reflection lens (200).
9. The lens assembly of claim 8, wherein a frame (3) is disposed around the incident surface (101) of the polarized lens, a plurality of fixing blocks (31) are disposed on the frame (3), and the fixing blocks (31) are assembled with the assembly bracket (300).
10. A wall washer comprising the polarized lens of any one of claims 1 to 7, or comprising the lens assembly of any one of claims 8 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021343233.9U CN212298702U (en) | 2020-07-09 | 2020-07-09 | Polarized lens, lens combination and wall washer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021343233.9U CN212298702U (en) | 2020-07-09 | 2020-07-09 | Polarized lens, lens combination and wall washer |
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| Publication Number | Publication Date |
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| CN212298702U true CN212298702U (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021343233.9U Active CN212298702U (en) | 2020-07-09 | 2020-07-09 | Polarized lens, lens combination and wall washer |
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| CN (1) | CN212298702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114941828A (en) * | 2021-12-31 | 2022-08-26 | 赛尔富电子有限公司 | Illuminating lens assembly |
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2020
- 2020-07-09 CN CN202021343233.9U patent/CN212298702U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114941828A (en) * | 2021-12-31 | 2022-08-26 | 赛尔富电子有限公司 | Illuminating lens assembly |
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