CN113007638B - Wall washing lamp - Google Patents
Wall washing lamp Download PDFInfo
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- CN113007638B CN113007638B CN202110264221.XA CN202110264221A CN113007638B CN 113007638 B CN113007638 B CN 113007638B CN 202110264221 A CN202110264221 A CN 202110264221A CN 113007638 B CN113007638 B CN 113007638B
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- light
- reflecting
- light source
- shell
- wall washer
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/10—Construction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/107—Outdoor lighting of the exterior of buildings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention provides a wall washing lamp which comprises a shell, light sources and reflectors, wherein the light sources and the reflectors are arranged in the shell, the light sources are provided with a plurality of groups and are arranged in a linear array, the reflectors comprise reflecting supports and reflecting surfaces formed on the reflecting supports, and the reflecting surfaces correspond to the light sources one to one so that light rays emitted by the light sources are reflected through the reflecting surfaces. Compared with the prior art, the invention utilizes the light sources and the reflectors which are arranged in the linear array, can uniformly distribute the light energy occupation ratio on different transmission paths, increases the illumination uniformity of the illuminated vertical surface, and simultaneously improves the wall washing height distance ratio and the light interception of the wall washing lamp.
Description
Technical Field
The invention relates to a wall washer lamp, and belongs to the technical field of illumination.
Background
The wall washing lamp adopts the LED as a light source, and the light irradiated on the wall presents a lighting effect similar to water washing by controlling the light, so that the wall washing lamp can be used as a decorative lighting lamp and can perfectly outline the wall of a building.
Most of led wall washing lamps in the market adopt an optical architecture scheme that a light source is matched with a stretching type polarized lens, a polarized reflector or a combination of the stretching type polarized lens and the polarized reflector. The technical defects that the polarized lens scheme generally has poor light interception performance, severe surface glare, the need of adding shading accessories and the like, and the polarized reflector scheme has the problems of small wall washing height-distance ratio, difficult light control, high structural cost and the like, so that the market requirements of large-scale application are difficult to meet.
In view of the above, there is a need to improve the existing wall washer lamp to solve the above problems.
Disclosure of Invention
The invention aims to provide a wall washer, which controls light by utilizing light sources and reflectors which are arranged in a linear array, improves the wall washing height-distance ratio of the wall washer, and increases the illumination uniformity of a wall surface to be illuminated.
In order to achieve the purpose, the invention provides a wall washing lamp which comprises a shell, light sources and reflectors, wherein the light sources and the reflectors are arranged in the shell, the light sources are provided with a plurality of groups and are arranged in a linear array, the reflectors comprise reflecting supports and reflecting surfaces formed on the reflecting supports, and the reflecting surfaces correspond to the light sources one to one so that light rays emitted by the light sources are reflected through the reflecting surfaces.
As a further improvement of the present invention, the reflecting surface is a scoop-shaped free-form surface, and the reflecting surface is formed by being recessed in a direction away from the light source so that an opening direction of the reflecting surface faces the light source.
As a further improvement of the invention, the cross-sectional width of the upper half part of the reflecting surface is larger than that of the lower half part of the reflecting surface so as to increase the illumination of the reflected light and the height of wall washing.
As a further improvement of the present invention, the reflection surface is at least one of a plating surface, a polishing surface, a frosting surface and a scaly surface.
As a further improvement of the invention, the light source is arranged towards the reflecting surface, and the included angle between the optical axis of the light beam emitted by the light source and the horizontal plane is 5-15 degrees.
As a further improvement of the present invention, the housing is provided with a mounting bracket, the mounting bracket is T-shaped and includes a first connecting portion horizontally disposed and a second connecting portion partially obliquely disposed along a vertical direction, the housing is provided with a third connecting portion horizontally disposed, and the first connecting portion or the third connecting portion is provided with a first sliding groove, so that the first connecting portion is fixedly inserted into the third connecting portion through the first sliding groove, so that the mounting bracket is fixedly connected to the housing.
As a further improvement of the invention, the reflecting supports are provided with a plurality of groups and are arranged in a linear array, a densely-paved planar structure is arranged between two adjacent reflecting supports, each reflecting support comprises a reflecting part with a reflecting surface, and an upper support and a lower support which are respectively arranged at the upper end and the lower end of the reflecting part, the upper support is close to the light source and is fixed on the second connecting part, the lower support is far away from the light source and is abutted against the inner wall of the shell, the reflecting surface is provided with a light inlet on the reflecting part, and an included angle between the plane where the light inlet is located and the vertical direction is 15-30 degrees.
As a further improvement of the present invention, the second connecting portion includes a supporting portion arranged vertically, an inclined portion connected to the supporting portion, and an extending portion formed by extending from an end of the inclined portion toward the housing, the inclined portion is mounted with a light bar, and the light sources are arranged on the light bar and are distributed at intervals along an extending direction of the light bar.
As a further improvement of the present invention, the lower end of the housing is provided with a light-emitting slot and a pair of second sliding slots located at two sides of the light-emitting slot, openings of the pair of second sliding slots are oppositely arranged and have different horizontal heights, the end of the extending portion abuts against the top of one of the second sliding slots, and the lower bracket abuts against the top of the second sliding slot at the other side.
As a further improvement of the present invention, the horizontal height of the second slide groove abutting against the extended portion is higher than the horizontal height of the second slide groove abutting against the lower bracket.
As a further improvement of the invention, the wall washing lamp further comprises a detachable protection plate fixed in the second sliding groove, and the protection plate is a transparent plate, a frosted plate or a micro-structure plate.
As a further improvement of the present invention, the protective plate abuts against the reflection bracket portion.
As a further improvement of the invention, a driving power supply for supplying power to the light source is further arranged in the shell, and end covers are arranged at two ends of the shell and used for limiting and fixing the mounting bracket and the protection plate
The beneficial effects of the invention are: the invention utilizes the light sources and the reflectors which are arranged in a linear array, can uniformly distribute the light energy occupation ratio on different transmission paths, increases the illumination uniformity of an illuminated face, and simultaneously improves the wall-washing height distance ratio and the light interception performance of the wall-washing lamp.
Drawings
Fig. 1 is a schematic view of a part of the structure of the wall washer lamp of the present invention.
Fig. 2 is a schematic cross-sectional structure diagram of the wall washer lamp of the present invention.
Fig. 3 is an exploded view of the pinup lamp of the present invention with the housing removed.
Fig. 4 is a schematic structural diagram of a reflector in the wall washer lamp of the present invention.
Fig. 5 is a front view of the reflector shown in fig. 4.
Fig. 6 is a side view of the reflector shown in fig. 4.
FIG. 7 is a schematic view of the light path and illumination of the wall washer of the present invention.
FIG. 8 is a light distribution curve diagram of the wall washer according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the scheme of the present invention are shown in the drawings, and other details not closely related to the present invention are omitted.
In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
As shown in fig. 1 to 8, the invention discloses a wall washer 100, wherein the wall washer 100 comprises a housing 10, a light source 20 and a reflector 30, the light source 20 is a point light source and is used for emitting light, and the reflector 30 is arranged corresponding to the light source 20.
As shown in fig. 1 to 3, the housing 10 is a linear long strip, the housing 10 is an aluminum extruded housing, the lower end of the housing 10 is opened with a light-emitting slot 11, the light source 20 and the reflector 30 are both disposed in the housing 10, and the light source 20 and the reflector 30 are disposed opposite to each other, so that light emitted by the light source 20 is reflected by the reflector 30 and then passes through the light-emitting slot 11 to project an illuminated surface.
The reflector 30 includes a reflection support 31 and a reflection surface 32 formed on the reflection support 31, the reflection surface 32 is used for receiving and reflecting the light emitted by the light source 20, and the reflection support 31 is used for fixing the reflection surface 32 and adjusting the reflection angle of the reflection surface 32. In the embodiment of the present invention, the light source 20 and the reflecting surface 32 are disposed opposite and centered to improve the light energy utilization efficiency. Of course, in other embodiments of the invention, the reflecting surface 32 may be disposed offset in the horizontal direction with respect to the light source 20, and may be disposed specifically according to the requirement, which is not limited herein. Preferably, the maximum cross-sectional area of the reflecting surface 32 is larger than the light projection area of the light source 20, so as to sufficiently receive and reflect the light.
Further, the reflecting surface 32 is a continuous free-form surface, in this embodiment, the free-form surface is a scoop-shaped surface with a wider cross section at the upper half portion and a narrower cross section at the lower half portion, that is, the cross section width of the upper half portion of the reflecting surface 32 is larger than that of the lower half portion, and the reflecting surface 32 is recessed in a direction away from the light source 20, so that the opening direction of the reflecting surface 32 faces the light source 20. Specifically, the upper half of the reflection surface 32 is an end far away from the light exit groove 11, and the lower half of the reflection surface 32 is an end close to the light exit groove 11. So set up for the light that light source 20 sent, partly through the reflection surface 32 upper half part is gathered after the reflection, is thrown to the middle part and the bottom of being shone the facade to increase the illumination of reverberation and the height of washing the wall, another part through the reflection of reflection surface 32 lower half part is back emergent once more, is thrown to the middle part and the top of being shone the facade. It can be understood that the cross section of the upper half portion of the reflecting surface 32 is wider, and the light rays on both sides of the irradiation surface are shrunk to a certain extent while the height of the wall washing is increased, so as to achieve the light control effect, and the light control effect can be specifically set according to the needs, and is not limited herein. The above description is for clarity of description only, and should not be construed as limiting, in the preferred embodiment of the present invention, the optical paths of the reflected light rays of the upper and lower halves should be smooth transitions and cross, and the light rays should be continuously and uniformly distributed from the top to the bottom of the illuminated surface. In another embodiment of the present invention, the reflecting surface 32 may include a first curved surface and a second curved surface, the first curved surface and the second curved surface are mirror-symmetrical with respect to each other along a central contour line of the reflecting surface 32, and the first curved surface and the second curved surface are discontinuous at the central contour line, so that different projected light effects can be obtained by controlling the orientations of the first curved surface and the second curved surface.
Specifically, the reflection surface 32 is at least one of a plating surface, a polishing surface, a frosting surface, and a scaly surface. Taking a polished surface and a frosted surface as an example, when the reflective surface 32 is set as a polished surface, the light emitted by the light source 20 is mainly reflected by a mirror surface, and the light loss during the reflection process is small, so the brightness of the reflected light is high, and when the reflective surface 32 is set as a frosted surface, the light emitted by the light source 20 is mainly reflected by a diffuse surface, so the obtained reflected light is more uniform. Of course, the reflection surface 32 includes but is not limited to the above mirror structure, and may also be other types of structures, and different reflection light effects may be obtained by arranging different types of mirror structures, and meanwhile, the reflection surface 32 may also be a combination of multiple types of the above mirror structures, which is not limited herein.
As shown in fig. 4 to 8, more specifically, the reflecting surface 32 is formed with a light passing opening on the plane of the reflecting support 31, the size of the light passing opening is equal to the maximum cross section of the reflecting surface 32, a long axis L of the light passing opening along the direction of the central contour line is 28.1mm, a short axis W perpendicular to the long axis is 21.6mm, the long axis and the short axis are respectively the maximum length and the width of the maximum cross section of the reflecting surface 32, the maximum depth D of the concave portion of the reflecting surface 32 is 8.6mm, and 6:1, the wall washing height-distance ratio and the vertical face illumination uniformity Min/Max are more than 1/3.
In a preferred embodiment of the present invention, the light source 20 is disposed toward the reflection surface 32, and an included angle between the light emitting direction of the light source 20 and a horizontal plane is 5 to 15 °, that is, an included angle between an optical axis of the light beam emitted by the light source 20 and the horizontal plane is 5 to 15 °, and preferably, the included angle is 10 °. In this way, the light source 20 can irradiate in an obliquely upward direction or an obliquely downward direction. In the present invention, the light source 20 preferably irradiates in an obliquely upward direction to irradiate most of the light on the upper half of the reflecting surface 32, so as to expand the projection range to the middle and the bottom of the illuminated surface, and to improve the wall-washing height ratio of the wall-washing lamp 100 without changing the distance between the wall-washing lamp 100 and the illuminated surface. In other embodiments of the present invention, the angle of the light source 20 in the illuminating direction may be set as required, and the height-to-distance ratio of the wall washing may be changed by changing the included angle, which is not limited herein.
In the present embodiment, the light sources 20 and the reflectors 30 are provided in multiple groups and arranged in a linear array, and each group of the light sources 20 and the reflectors 30 corresponds to each other one by one, so as to finely control the distribution of light. In other embodiments of the present invention, the gap between adjacent reflectors 30 may be set as needed, that is, the installation positions of the light source 20 and the reflectors 30 may be adjusted in the horizontal direction, so as to adjust the distribution of the illumination in the horizontal direction. Of course, in another embodiment of the present invention, each group of the light sources 20 may include at least one led lamp bead, and when a plurality of led lamp beads are provided, the illumination brightness of a single light source 20 may be enhanced. Furthermore, the light-emitting angles of the led lamp beads in each group of light sources 20 may be the same to further enhance the illumination brightness, or may be different to improve the uniformity of illumination.
In another embodiment of the present invention, a mounting bracket 12 is disposed in the housing 10, the mounting bracket 12 is T-shaped and includes a first connecting portion 121 disposed horizontally and a second connecting portion 122 disposed partially obliquely in a vertical direction, a third connecting portion 13 disposed horizontally is disposed in the housing 10, and a pair of first sliding grooves 14 is disposed on the first connecting portion 121 or the third connecting portion 13, so that the first connecting portion 121 can be inserted into the third connecting portion 13 through the first sliding grooves 14, so that the mounting bracket 12 is fixedly connected to the housing 10. Specifically, the first connection portion 121, the second connection portion 122 and the third connection portion 13 are all bar structures, when the first sliding chute 14 is disposed on the first connection portion 121, an opening of the first sliding chute 14 is horizontal and faces the third connection portion 13, and when the first sliding chute 14 is disposed on the third connection portion 13, the opening of the first sliding chute 14 is horizontal and faces the first connection portion 121, so that the first connection portion 121 and the third connection portion 13 are disposed in parallel. It is understood that the mutual mounting structure of the first connecting portion 121 and the third connecting portion 13 includes, but is not limited to, a sliding groove type structure, but the sliding groove type structure is convenient for mounting and dismounting, and of course, the locking or fixing can also be performed by a bolt structure, and is not limited herein.
As shown in fig. 3, further, the second connecting portion 122 includes a supporting portion 1221 vertically disposed and supporting, an inclined portion 1222 connected to the supporting portion 1221, and an extending portion 1223 extending from an end of the inclined portion 1222 toward the housing 10, the inclined portion 1222 is disposed facing the reflector 30, and the light source 20 is fixed on the inclined portion 1222, and an optical axis of a light beam emitted from the light source 20 faces the reflector 30. Preferably, the inclined portion 1222 is inclined at an angle of 5-15 ° with respect to the vertical direction, such that the light emitting direction of the light source 20 is inclined at an angle of 5-15 ° with respect to the horizontal plane, and accordingly, the angle is preferably 10 °. Furthermore, the inclined portion 1222 is provided with a light bar 21, the light sources 20 are disposed on the light bar 21 and arranged in a linear array along the light bar 21, in this embodiment, the light sources 20 may be partially or completely lighted, so as to control the intensity of light.
In other embodiments of the present invention, the mounting bracket 12 may be an aluminum extrusion to improve the heat dissipation efficiency of the light source 20, and the mounting bracket 12 may also be a plastic extrusion to reduce the overall weight of the wall washer 100.
When the light source 20 is provided in plurality on the light bar 21, the reflecting brackets 31 in the reflector 30 are provided in plurality, and the reflecting brackets 31 are arrayed along the horizontal extending direction of the housing 10, so that the reflecting surfaces 32 formed on the reflecting brackets 31 correspond to the light sources 20 one by one. A densely paved planar structure is arranged between the adjacent reflecting supports 31 to prevent light leakage between the reflecting supports 31. In another embodiment of the present invention, the reflecting bracket 31 and the mounting bracket 12 may be integrally formed, so that the mounting may not be required.
As shown in fig. 4, the reflective bracket 31 includes a reflective portion 33 having the reflective surface 32, and an upper bracket 34 and a lower bracket 35 respectively disposed at upper and lower ends of the reflective portion 33, the upper bracket 34 is close to the light source 20 and fixed on the second connecting portion 122, the upper bracket 34 is provided with a mounting hole, and the upper bracket and the second connecting portion 122 may be fixed by a bolt or a sliding groove structure, which is not limited herein. The lower bracket 35 is far away from the light source 20 and is abutted against the inner wall of the shell 10, the reflecting surface is provided with a light inlet on the reflecting part, an included angle between the plane where the light inlet is located and the vertical direction is 15-30 degrees, the included angle is preferably 23.5 degrees, and the opening direction formed by the reflecting surface 32 is obliquely arranged downwards towards the light source 20. In another embodiment of the present invention, the reflection portion 33 may be plate-shaped to form a plane, but in other embodiments, the reflection portion 33 may not be provided, and the upper bracket 34 and the lower bracket 35 may be directly provided at the upper end and the lower end of the reflection surface 32 to fix the position of the reflection surface 32, and may be specifically provided according to needs, and is not limited herein.
As shown in fig. 2, in another embodiment of the present invention, a pair of second sliding chutes 15 is disposed on two sides of the light exit slot 11, openings of the pair of second sliding chutes 15 are disposed oppositely and have different horizontal heights, a terminal of the extending portion 1223 abuts against a top of one of the second sliding chutes 15, and the lower bracket 35 abuts against a top of the second sliding chute 15 on the other side. The light source 20 is disposed at a side of the second sliding slot 15 having a higher horizontal height, and the reflector 30 is disposed at a side of the second sliding slot 15 having a lower horizontal height, that is, the horizontal height of the second sliding slot 15 abutting against the extension 1223 is higher than the horizontal height of the second sliding slot 15 abutting against the lower bracket 35.
Further, a detachable protection plate 16 is further disposed in the second sliding groove 15, two ends of the protection plate 16 are received in the openings of the pair of second sliding grooves 15, so that the protection plate 16 is disposed obliquely, the protection plate 16 is a transparent plate, a frosted plate or a micro-structured plate, and specifically, the protection plate 16 is a plastic plate such as PMMA, PC, PS, PET, and the like. In other embodiments of the present invention, the protective plate 16 may be a polarizer, thereby eliminating glare in the reflected light and making the reflected light softer. In other embodiments of the present invention, the protection plate 16 may also be fixed at the light exit slot 11 by a clamping structure.
In other embodiments of the present invention, the protective plate 16 partially abuts against the reflective support 31, so that the protective plate 16 can support the reflective support 31, and at the same time, the gap between the protective plate 16 and the reflective support 31 can be reduced to prevent light leakage.
A driving power supply (not shown) for supplying power to the light source 20 is further disposed in the casing 10, the driving power supply may be disposed at the upper end of the mounting bracket 12, and end caps are further disposed at two ends of the casing 10, and are used for limiting and fixing the mounting bracket 12 and the protective plate 16.
In summary, the light sources 20 and the reflectors 30 arranged in a linear array are utilized in the present invention, so that the light energy ratios on different transmission paths can be uniformly distributed, the illumination uniformity of the illuminated surface is increased, and the wall-washing height-to-height ratio and the light interception performance of the wall-washing lamp 100 are improved.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the present invention.
Claims (11)
1. A wall washer lamp, its characterized in that: comprises a shell, a light source and a reflector, wherein the light source and the reflector are arranged in the shell, the light source is provided with a plurality of groups and is arranged in a linear array, the reflector comprises a reflecting bracket and reflecting surfaces formed on the reflecting bracket, the reflecting surfaces are in one-to-one correspondence with the light source so as to enable the light emitted by the light source to be reflected through the reflecting surfaces,
the LED lamp comprises a shell, and is characterized in that a mounting bracket is arranged in the shell, the mounting bracket is T-shaped and comprises a first connecting part and a second connecting part, the first connecting part is horizontally arranged, the second connecting part is partially obliquely arranged along the vertical direction, the second connecting part comprises a supporting part which is vertically arranged, an inclined part connected with the supporting part and an extending part which extends from the tail end of the inclined part towards the shell, light bars are arranged on the inclined part, and light sources are arranged on the light bars and are distributed at intervals along the extending direction of the light bars;
a third connecting part which is horizontally arranged is arranged in the shell, and a first sliding groove is formed in the first connecting part or the third connecting part, so that the first connecting part and the third connecting part are inserted and fixed through the first sliding groove, and the mounting bracket is fixedly connected with the shell;
the reflecting supports are provided with a plurality of groups and are arranged in a linear array, a densely paved plane structure is arranged between every two adjacent reflecting supports, each reflecting support comprises a reflecting part with a reflecting surface, an upper support and a lower support, the upper support and the lower support are respectively arranged at the upper end and the lower end of the reflecting part, the upper support is close to the light source and is fixed on the second connecting part, and the lower support is far away from the light source and is abutted to the inner wall of the shell.
2. The wall washer lamp as claimed in claim 1, wherein: the reflecting surface is a spoon-shaped free-form surface and is formed by sinking along the direction far away from the light source, so that the opening direction of the reflecting surface faces the light source.
3. The wall washer lamp as claimed in claim 2, wherein: the cross-sectional width of the upper half of the reflecting surface is larger than that of the lower half of the reflecting surface, so that the illumination of reflected light and the height of wall washing are increased.
4. The wall washer lamp as claimed in claim 2, wherein: the reflecting surface is at least one of an electroplating surface, a polishing surface, a frosting surface and a scaly surface.
5. The wall washer lamp as claimed in claim 1, wherein: the light source faces the reflecting surface, and an included angle between an optical axis of a light beam emitted by the light source and the horizontal plane is 5-15 degrees.
6. The wall washer lamp as claimed in claim 1, wherein: the reflecting surface is provided with a light inlet on the reflecting part, and the included angle between the plane of the light inlet and the vertical direction is 15-30 degrees.
7. The wall washer as recited in claim 6, wherein: the lower end of the shell is provided with a light emitting groove and a pair of second sliding grooves located on two sides of the light emitting groove, openings of the pair of second sliding grooves are oppositely arranged, the horizontal heights of the openings of the pair of second sliding grooves are different, the tail end of the extending portion is abutted against the top of one of the second sliding grooves, and the lower support is abutted against the top of the second sliding groove on the other side.
8. The wall washer lamp as recited in claim 7, wherein: the horizontal height of the second sliding chute abutted against the extension part is higher than that of the second sliding chute abutted against the lower bracket.
9. The wall washer lamp as recited in claim 7, wherein: the wall washer lamp further comprises a detachable protection plate fixed in the second sliding groove, and the protection plate is a transparent plate, a frosted plate or a micro-structure plate.
10. The wall washer lamp as recited in claim 9, wherein: the protective plate is abutted against the reflecting support part.
11. The wall washer as recited in claim 9, wherein: the casing is also internally provided with a driving power supply for supplying power to the light source, and the two ends of the casing are respectively provided with an end cover for limiting and fixing the mounting bracket and the protection plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110264221.XA CN113007638B (en) | 2021-03-11 | 2021-03-11 | Wall washing lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110264221.XA CN113007638B (en) | 2021-03-11 | 2021-03-11 | Wall washing lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113007638A CN113007638A (en) | 2021-06-22 |
| CN113007638B true CN113007638B (en) | 2023-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110264221.XA Active CN113007638B (en) | 2021-03-11 | 2021-03-11 | Wall washing lamp |
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