CN214249311U

CN214249311U - Wall washing lamp

Info

Publication number: CN214249311U
Application number: CN202120514919.8U
Authority: CN
Inventors: 王聪; 谭兴臣
Original assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Current assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-09-21
Anticipated expiration: 2031-03-11

Abstract

The utility model provides a wash pinup, wash pinup include the casing, set up light source in the casing reaches orientation in the casing the reflector that the light source set up, be equipped with the light source that the multiunit interval set up in the casing just the light source is arranged along linear array, the reflector includes reflection support and plane of reflection, the plane of reflection is free-form surface, the plane of reflection forms on the reflection support and with the light source one-to-one, so that the light source sent passes through the plane of reflection reflects. Compared with the prior art, the utility model discloses utilize the light source and the reflector that linear array arranged, light energy on the different transmission path of evenly distributed accounts for than, increases the illumination homogeneity by the illumination facade, improves the wall height apart from than and the light interception of washing the pinup simultaneously.

Description

Wall washing lamp

Technical Field

The utility model relates to a wall washer belongs to the lighting technology field.

Background

The LED is used as a light source of the wall washing lamp, and the light irradiated on the wall by the wall washing lamp is controlled to have the lighting effect similar to that of water washing, 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 of poor light interception performance, serious surface glare, need of adding a light shading accessory and the like generally exist in the scheme of the polarized lens, and the problems of small wall washing height-distance ratio, difficult light control, high structural cost and the like exist in the scheme of the polarized reflector, so that the market demand of large-scale application is difficult to meet.

In view of the above, there is a need for an improved wall washer lamp to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wash pinup utilizes the light source and the reflector accuse light that linear array arranged, improves and washes the wall height apart from than of pinup, increases the illuminance homogeneity of being shone on the wall.

In order to achieve the above object, the utility model provides a wall washer, be in including casing, setting light source in the casing reaches orientation in the casing the reflector that the light source set up, be equipped with the light source that the multiunit interval set up in the casing just the light source is arranged along linear array, the reflector includes reflection support and plane of reflection, the plane of reflection is free-form surface, the plane of reflection forms on the reflection support and with the light source one-to-one, so that the light source sent passes through the plane of reflection reflects.

As a further improvement of the present invention, the reflecting surface is a free-form surface of a spoon shape, the reflecting surface is formed along a direction of the light source, so that the opening direction of the reflecting surface faces the light source.

As a further improvement of the present invention, the cross-sectional width of the upper half of the reflecting surface is greater than the cross-sectional width of the lower half to increase the illuminance of the reflected light and the height of the wall washing.

As a further improvement of the utility model, the reflecting 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 present invention, the light source faces the reflecting surface, and an included angle between an optical axis of the light beam emitted from the light source and a horizontal plane is 5 to 15 °.

As a further improvement of the utility model, be equipped with the installing support in the casing, the installing support is the T font and includes the first connecting portion that the level set up and the second connecting portion that set up along the slope of vertical direction part, be equipped with the third connecting portion that the level set up in the casing, first connecting portion or be equipped with first spout on the third connecting portion, so that first connecting portion pass through first spout with the third connecting portion are pegged graft fixedly, make the installing support with casing fixed connection.

As a further improvement, the reflection support is equipped with the multiunit and is linear array and arranges, for the planar structure of close shop between two adjacent reflection supports, the reflection support is including being formed with the reflection part of plane of reflection, setting up respectively the upper bracket and the lower carriage at both ends about the reflection part, the upper bracket is close to the light source is fixed on the second connecting portion, the lower carriage is kept away from the light source and with the inner wall looks butt of casing, the plane of reflection is in be formed with into the light mouth in the reflection part, it is 15-30 with the contained angle of vertical direction to go into the light mouth place plane.

As a further improvement of the present invention, the second connecting portion includes a supporting portion of vertical setting, with the rake portion that the supporting portion links to each other and certainly the end orientation of rake portion the extension that the casing extends and forms, install the lamp strip on the rake portion, the light source sets up just follow on the lamp strip the extending direction interval distribution of lamp strip.

As a further improvement, the casing lower extreme is equipped with the light-emitting groove and is located a pair of second spout of light-emitting groove both sides, the opening of a pair of second spout sets up relatively and the level is different, the terminal top looks butt with one of them second spout of extension, lower carriage and opposite side the top looks butt of second spout.

As a further improvement of the present invention, the horizontal height of the second sliding groove abutting on the extension portion is higher than the horizontal height of the second sliding groove abutting on the lower bracket.

As a further improvement of the utility model, wash the pinup and still including fixing detachable protection shield in the second spout, the protection shield is transparent plate, dull polish board or micro-structure board.

As a further improvement of the present invention, the protection plate is partially abutted against the reflection bracket.

As a further improvement of the utility model, still be equipped with in the casing and be used for doing the drive power supply of light source power supply, the casing both ends all are equipped with the end cover, be used for right the installing support with the protection shield carries out spacing fixed

The utility model has the advantages that: the utility model discloses utilize the light source and the reflector that linear array arranged, light energy on the different transmission path of evenly distributed accounts for than, increases the illumination homogeneity of being shone the facade, improves the wall height apart from the ratio of washing and the light interception of wall lamp simultaneously.

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 the sectional structure schematic diagram of the wall washer of the present invention.

Fig. 3 is the utility model discloses wash the decomposition structure schematic diagram after the pinup gets rid of the casing.

Fig. 4 is a schematic structural diagram of the 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 of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

In order to avoid obscuring the present invention with unnecessary details, it should be noted that only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not relevant 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 present invention discloses a wall washer 100, wherein the wall washer 100 includes 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 disposed 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, a light exit slot 11 is opened at a lower end of the housing 10, 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 exit slot 11 to project a lighted 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 an embodiment of the present invention, the light source 20 and the reflection surface 32 are disposed right opposite to and in the middle to improve the light energy utilization rate. Of course, in other embodiments of the present 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 need, 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. The above description is for clarity of description only, but not limited thereto, and in the preferred embodiment of the present invention, the optical paths of the reflected light rays of the upper half part and the lower half part should be smooth transition 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 reflective surface 32 may include a first curved surface and a second curved surface, the first curved surface and the second curved surface are along the central contour line of the reflective surface 32, and the first curved surface and the second curved surface are discontinuous at the central contour line, so that the orientations of the first curved surface and the second curved surface can be controlled to obtain different projected light effects.

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 reflecting surface 32 includes but is not limited to the above mirror structure, and may also be other types of structures, and different reflecting light effects may be obtained by arranging different types of mirror structures, and meanwhile, the reflecting 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 vertical face illumination uniformity Min/Max is 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 the horizontal plane is 5-15 °, that is, an included angle between the optical axis of the light beam emitted by the light source 20 and the horizontal plane is 5-15 °, 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 the oblique upward direction to irradiate most of the light on the first half of the reflecting surface 32, so as to enlarge the projection range to the middle part and the bottom of the illuminated vertical surface, and the wall-washing height ratio of the wall-washing lamp 100 is improved under the condition that the distance between the wall-washing lamp 100 and the illuminated vertical surface is not changed. In other embodiments of the present invention, the angle of the light source 20 irradiation direction can be set as required, and the size of the wall-washing height-distance ratio can be changed by changing the included angle, so that the limitation is not made here.

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 the reflectors 30 can be set as required, that is, the light source 20 and the installation position of the reflectors 30 can be adjusted along the horizontal direction to adjust the distribution of light in the horizontal direction. Of course, in another embodiment of the present invention, each group of light sources 20 may include at least one led lamp bead, which can enhance the illumination brightness of a single light source 20 when a plurality of led lamp beads are provided. 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 horizontally disposed and a second connecting portion 122 partially inclined along a vertical direction, a third connecting portion 13 horizontally disposed 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 pass through the first sliding grooves 14 and the third connecting portion 13 to be plugged, so that the mounting bracket 12 is fixedly connected with the housing 10. Specifically, the first connection portion 121, the second connection portion 122 and the third connection portion 13 are all in a strip structure, when the first sliding groove 14 is disposed on the first connection portion 121, an opening of the first sliding groove 14 is horizontal and faces the third connection portion 13, and when the first sliding groove 14 is disposed on the third connection portion 13, an opening of the first sliding groove 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 arranged and used for supporting, a slope 1222 connected to the supporting portion 1221, and an extending portion 1223 extending from an end of the slope 1222 toward the housing 10, the slope 1222 is arranged facing the reflector 30, and the light source 20 is fixed on the slope 1222, and an optical axis of a light beam emitted by 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 installed with a light bar 21, and 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 turned on, 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, a plurality of reflecting brackets 31 are provided in the reflector 30, and the plurality of reflecting brackets 31 are arranged in an array 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 reflection bracket 31 and the mounting bracket 12 may be integrally provided, so that the installation may be unnecessary.

As shown in fig. 4, the reflection bracket 31 includes a reflection portion 33 having the reflection surface 32, and an upper bracket 34 and a lower bracket 35 respectively disposed at upper and lower ends of the reflection portion 33, the upper bracket 34 is close to the light source 20 and fixed to the second connection portion 122, the upper bracket 34 is provided with a mounting hole, and may be fixed to the second connection portion 122 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 a plate shape to form a plane, and certainly, in other embodiments, the reflection portion 33 may not be provided, and the upper bracket 34 and the lower bracket 35 may be directly disposed 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 disposed as required, which is not limited herein.

As shown in fig. 2, in another embodiment of the present invention, a pair of second sliding grooves 15 are disposed on two sides of the light-emitting slot 11, the openings of the pair of second sliding grooves 15 are disposed oppositely and have different horizontal heights, the end of the extension 1223 abuts against the top of one of the second sliding grooves 15, and the lower bracket 35 abuts against the top of the other second sliding groove 15. 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 protection plate 16 may be a polarizing plate, thereby eliminating glare in the reflected light, so that the reflected light is softer. In other embodiments of the present invention, the protection plate 16 may also be fixed at the light emitting groove 11 through a clamping structure.

In other embodiments of the present invention, the protection plate 16 partially abuts against the reflection bracket 31, so that the protection plate 16 can support the reflection bracket 31, and simultaneously, the gap between the protection plate 16 and the reflection bracket 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 for limiting and fixing the mounting bracket 12 and the protection plate 16.

To sum up, the utility model discloses utilize light source 20 and reflector 30 that linear array arranged, light energy on the different transmission path of evenly distributed accounts for than, increases the illumination homogeneity by the illumination face, improves the wall height apart from than and the light interception nature of washing of pinup 100 simultaneously.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A wall washer lamp, its characterized in that: the light source device comprises a shell, a light source arranged in the shell and a reflector arranged in the shell and facing the light source, wherein multiple groups of light sources arranged at intervals are arranged in the shell, the light source is arranged along a linear array, the reflector comprises a reflection support and a reflection surface, the reflection surface is a free curved surface, and the reflection surface is formed on the reflection support and corresponds to the light source one by one, so that light rays emitted by the light source are reflected through the reflection surface.

2. The wall washer lamp as claimed in claim 1, wherein: the reflecting surface is a spoon-shaped free-form surface and is formed in a concave mode 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 is increased, and the height of a wall is 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 mounting bracket is T-shaped and comprises a first connecting portion and a second connecting portion, wherein the first connecting portion is horizontally arranged, the second connecting portion is partially obliquely arranged along the vertical direction, a third connecting portion is horizontally arranged in the housing, and a first sliding groove is formed in the first connecting portion or the third connecting portion so that the first connecting portion can be fixedly connected with the third connecting portion through the first sliding groove in an inserting mode, and the mounting bracket is fixedly connected with the housing.

7. The wall washer as recited in claim 6, wherein: 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, 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 the included angle between the plane where the light inlet is located and the vertical direction is 15-30 degrees.

8. The wall washer as recited in claim 7, wherein: the second connecting portion include the supporting part of vertical setting, with the rake that the supporting part links to each other and certainly the terminal orientation of rake the extension that the casing extended formation, install the lamp strip on the rake, the light source sets up just follow on the lamp strip the extending direction interval distribution of lamp strip.

9. The wall washer as recited in claim 8, 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.

10. The wall washer as recited in claim 9, 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.

11. The wall washer as recited in claim 9, 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.

12. The wall washer as recited in claim 11, wherein: the protective plate is abutted against the reflecting support part.

13. The wall washer as recited in claim 11, 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.