Down lamp capable of uniformly washing wall

Abstract

The utility model discloses a down lamp capable of uniformly washing a wall, which comprises a hollow shell, a light-emitting diode (LED) lamp and a light-emitting diode (LED) lamp, the reflecting cover body is provided with a reflecting surface; the light source assembly comprises a suspension support and a light-emitting part. The surface cover is matched with the opening and comprises a light blocking part and a light passing part, and the light passing part comprises a light inlet notch and a light outlet notch. When light is emitted, light emitted by the light-emitting part is firstly reflected by the reflecting surface, then sequentially passes through the light inlet notch and the light outlet notch and is projected to the wall surface to be washed, and the light is projected to the wall surface to be washed in a reflecting manner by utilizing the reflecting cover body, so that the light formed by the light is rectangular and is convenient to splice, transverse splicing dark areas are reduced, and the service life of the wall surface to be washed is prolonged. Light is reflected into parallel light through the bottom end of the light reflecting face to be projected to the connecting position of the ceiling and the wall to be washed, and the wall washing effect can be better improved. In addition, when the human eyes are below the down lamp, the light blocking part acts on the bottom of the reflecting cover body to block light rays, and visible glare can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of wall washing lamps, in particular to a downlight capable of evenly washing walls. Background Art

[0002] Wall washers are generally used for lighting decorative surfaces of buildings to outline the contours of the decorative surfaces.

[0003] In the prior art, wall wash downlights are generally fixed on a ceiling perpendicular to the wall to be washed. The light in the wall wash downlight is refracted onto the wall to be washed through a lens group. However, this structure has the following shortcomings: (1) The light spot formed after the light is refracted is parabolic and cannot be evenly spliced, resulting in a dark area at the splicing point; (2) There is a dark area at the junction of the top of the wall to be washed and the ceiling, and the wall washing effect of covering the entire wall with light cannot be achieved. Utility Model Content

[0004] In order to overcome the shortcomings and deficiencies in the prior art, the utility model aims to provide a downlight with uniform wall washing.

[0005] To achieve the above purpose, the technical solution of the utility model is as follows:

[0006] A downlight for uniform wall washing, comprising:

[0007] A hollow shell with an opening at the bottom;

[0008] A reflective cover body, having a reflective surface, disposed in the inner cavity of the hollow shell;

[0009] A light source assembly, comprising a suspension bracket and a light-emitting element, wherein the light-emitting element is fixed to the inner cavity of the hollow shell through the suspension bracket, and the light-emitting end thereof faces the reflective surface;

[0010] The surface cover is matched with the opening and includes a light blocking portion and a light passing portion. The light blocking portion abuts against the bottom of the reflective cover body. The light passing portion includes a light inlet notch and a light outlet notch. The light inlet notch faces the reflective surface.

[0011] Preferably, the surface cover also includes a ring, the light blocking portion includes a first sheet disposed on the left side of the ring, the light passing portion includes a second sheet disposed on the right side of the ring, and a third sheet arranged along the height direction of the reflective cover body, the light inlet notch is disposed on the third sheet, the bottom end of the third sheet is connected to the inner edge of the first sheet, and the top end is connected to the inner edge of the second sheet, and the light outlet notch is located below the second sheet.

[0012] Preferably, the height of the third sheet is 0.2-0.4 times the height of the reflective cover.

[0013] Preferably, an assembly portion is extended upward from the top of the reflective cover body, and the suspension bracket includes a connected vertical section and an inclined section, the vertical section is detachably fixed on the assembly portion, and the light-emitting component is arranged on the inclined section; the third sheet is offset to a side away from the reflective cover body, so that the light-entry notch and the inclined section can be staggered in the vertical direction.

[0014] Preferably, it also includes:

[0015] A first buckle position, provided on the assembly portion;

[0016] The first hook is arranged on the vertical section and can be engaged with the first buckle position.

[0017] Preferably, it also includes:

[0018] The heat dissipation component is provided with a slot adapted to the suspension bracket, the top of the slot is fixedly connected to the vertical section, and the bottom of the slot is provided with a heat conducting surface, which can act on the light-emitting component.

[0019] Preferably, the heat dissipation component is provided with a plurality of heat dissipation fins, and the heat dissipation fins can receive heat from the heat conducting surface.

[0020] Preferably, the reflective cover body is a spoon-shaped structure, and the reflective surface is a free-form surface formed by being recessed away from the light-emitting component.

[0021] Preferably, the reflecting surface is composed of a plurality of scales.

[0022] Preferably, it also includes:

[0023] A second buckle position is provided at the bottom end of the hollow shell;

[0024] The second hook is arranged on the surface cover and can be engaged with the second buckle position.

[0025] The beneficial effect of the utility model is that when emitting light, the light emitted by the light-emitting component is first reflected by the reflecting surface, and then passes through the light inlet gap and the light outlet gap in sequence and is projected onto the wall to be washed. The reflecting cover body is used to reflect the light onto the wall to be washed, so that the light formed by the light is rectangular, which is convenient for splicing and reduces the occurrence of horizontal splicing dark areas. The bottom end of the reflecting surface is used to reflect the light as parallel light and project it onto the connection between the ceiling and the wall to be washed, which is beneficial to improve the wall washing effect. In addition, when the human eye is under the downlight, the light blocking part is used to act on the bottom of the reflecting cover body to block the light, which is beneficial to reduce visible glare. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0027] Figure 2 It is a longitudinal sectional schematic diagram of an embodiment of the utility model;

[0028] Figure 3 It is an exploded view of the components of the embodiment of the utility model;

[0029] Figure 4 It is a schematic structural diagram of a face cover according to an embodiment of the present invention.

[0030] As shown in the figure:

[0031] 1-hollow shell, 11-opening, 12-second buckle position;

[0032] 2-reflection cover, 21-reflection surface, 22-assembly portion, 221-first buckle position;

[0033] 3-light source assembly, 31-suspension bracket, 311-vertical section, 3111-first hook, 312-inclined portion, 32-light-emitting member;

[0034] 4-face cover, 41-light blocking part, 42-light passing part, 421-light inlet notch, 422-light outlet notch, 43-ring, 44-first sheet, 45-second sheet, 46-third sheet, 47-second hook; 5-heat dissipation assembly, 51-slot, 52-heat dissipation fins. DETAILED DESCRIPTION

[0035] The following is a detailed explanation of the implementation of the present invention in conjunction with the accompanying drawings. The accompanying drawings are for reference and illustration only and do not constitute a limitation on the scope of patent protection of the present invention.

[0036] See also Figure 1-Figure 4 In this embodiment, a downlight for uniform wall washing includes:

[0037] A hollow housing 1, with an opening 11 at the bottom;

[0038] A reflective cover 2, having a reflective surface, is disposed in the inner cavity of the hollow shell 1;

[0039] The light source assembly 3 comprises a suspension bracket 31 and a light emitting member 32, wherein the light emitting member 32 is fixed to the inner cavity of the hollow housing 1 through the suspension bracket 31, and the light emitting end thereof faces the reflective surface;

[0040] The surface cover 4 is adapted to the opening 11 and includes a light blocking portion 41 and a light passing portion 42 . The light blocking portion 41 abuts against the bottom of the reflective cover 2 . The light passing portion 42 includes a light inlet notch 421 and a light outlet notch 422 . The light inlet notch 421 faces the reflective surface 21 .

[0041] In this embodiment, the light-emitting element 32 includes an LED lamp bead and a circuit board. The inclined portion 312 of the suspension bracket 31 is provided with an inlay groove for fixing the circuit board. The inlay groove is provided with a light-emitting through hole corresponding to the LED lamp bead. The circuit board is electrically connected to an external power source through an electric wire. During installation, the light-transmitting portion 42 is installed close to the side of the wall to be washed, that is, the light-inlet notch 421 and the light-emitting notch 422 are both facing the wall to be washed.

[0042] Preferably, the face cover 4 also includes a ring 43, the light blocking portion 41 includes a first sheet 44 arranged on the left side of the ring 43, the light passing portion 42 includes a second sheet 45 arranged on the right side of the ring 43, and a third sheet 46 arranged along the height direction of the reflective cover body 2, the light inlet notch 421 is arranged on the third sheet 46, the bottom end of the third sheet 46 is connected to the inner edge of the first sheet 44, and the top end is connected to the inner edge of the second sheet 45, and the light outlet notch 422 is located below the second sheet 45.

[0043] In this embodiment, the ring 43, the first sheet 44, the second sheet 45 and the third sheet 46 are integrally formed. Furthermore, the first sheet 44 is provided with an arc, and its recessed portion faces the inner cavity of the hollow shell 1. The second sheet 45 is extended on the ring 43 toward one end of the inner cavity close to the hollow shell 1. Specifically, the second sheet 45 is provided with a taper, and its recessed portion faces the light-entry notch 421. Utilizing the aforementioned technical solution, a portion of the light reflected by the reflective surface 21 can be projected parallel to the washed wall surface, thereby further reducing the dark area at the connection between the ceiling and the washed wall surface.

[0044] Preferably, the height of the third sheet 46 is 0.2-0.4 times the height of the reflective cover 2 .

[0045] In this embodiment, the height of the third sheet 46 is 0.3 times the height of the reflective cover 2 , which is the height of the light emitting notch 422 , corresponding to the light emitting angle of the reflective cover 2 , thereby achieving precise light emission.

[0046] Preferably, an assembly portion 22 is extended upward from the top of the reflective cover body 2, and the suspension bracket 31 includes a connected vertical section 311 and an inclined section 312, the vertical section 311 is detachably fixed on the assembly portion 22, and the light-emitting component 32 is arranged on the inclined section 312; the third sheet 46 is offset to a side away from the reflective cover body 2, so that the light-entry notch 421 and the inclined section 312 can be staggered in the vertical direction.

[0047] In the present embodiment, the first sheet 44 is offset toward the side close to the light emitting notch 422, and the inclined portion 312 is offset toward the side away from the light emitting notch 422, so that the light emitting end surface of the light emitting component 32 is staggered with the light emitting notch 422 in the vertical direction, thereby preventing the light from being directly emitted from the light emitting notch 422 without being reflected by the reflective cover 2, which helps to reduce light leakage.

[0048] Preferably, it also includes:

[0049] A first buckle position 221 is provided on the assembly portion 22;

[0050] The first hook 3111 is disposed on the vertical section 311 and can be engaged with the first buckle position 221 .

[0051] In this embodiment, the above-mentioned technical solution is used to realize the rapid disassembly and assembly of the suspension bracket 31 and the reflective cover body 2. Specifically, a screw hole is opened on the vertical section 311, and the vertical section 311 is fixedly connected to the heat dissipation component 5 by screws. During assembly, the suspension bracket 31 with the light-emitting component 32 is first fixed to the heat dissipation component 5 by screws, and then the reflective cover body 2 is assembled and fixed to the suspension bracket 31 by using the first hook 3111 and the first buckle 221, thereby realizing the opposite installation of the light-emitting component 32 and the reflective cover body 2.

[0052] Preferably, it also includes:

[0053] The heat dissipation component 5 is provided with a slot 51 adapted to the suspension bracket 31, the top of the slot 51 is fixedly connected to the vertical section 311, and the bottom of the slot 51 is provided with a heat conducting surface, which can act on the light-emitting member 32. In this embodiment, the slot 51 is provided with a through hole for screws to pass through, and the heat dissipation component 5 is a standard component commonly used in the field of lamps, so the specific structure of the heat dissipation component 5 is not described in detail in this embodiment.

[0054] Preferably, the heat dissipation component 5 is provided with a plurality of heat dissipation fins 52 , and the heat dissipation fins 52 can receive heat from the heat conducting surface.

[0055] Preferably, the reflective cover body 2 is a spoon-shaped structure, and the reflective surface 21 is a free-form surface that is recessed away from the light-emitting element 32 .

[0056] Preferably, the reflecting surface 21 is composed of a plurality of scales.

[0057] Preferably, it also includes:

[0058] A second buckle position 12 is provided at the bottom end of the hollow shell;

[0059] The second hook 47 is disposed on the cover 4 and can be engaged with the second buckle position 12 .

[0060] The above disclosure is only a preferred embodiment of the present invention, which cannot be used to limit the scope of protection of the present invention. Therefore, equivalent changes made within the scope of the patent application of the present invention are still within the scope covered by the present invention.

Claims

1. A downlight with uniform wall washing, characterized in that: include: A hollow shell with an opening at the bottom; A reflective cover body having a reflective surface and disposed in the inner cavity of the hollow shell; A light source assembly, comprising a suspension bracket and a light-emitting element, wherein the light-emitting element is fixed to the inner cavity of the hollow shell through the suspension bracket, and the light-emitting end thereof faces the reflecting surface; The surface cover is matched with the opening and includes a light blocking portion and a light passing portion. The light blocking portion abuts against the bottom of the reflective cover body. The light passing portion includes a light inlet notch and a light outlet notch. The light inlet notch faces the reflective surface.

2. A uniform wall-washing downlight according to claim 1, characterized in that: The surface cover also includes a ring, the light blocking portion includes a first sheet arranged on the left side of the ring, the light passing portion includes a second sheet arranged on the right side of the ring, and a third sheet arranged along the height direction of the reflective cover body, the light inlet notch is arranged on the third sheet, the bottom end of the third sheet is connected to the inner edge of the first sheet, and the top end is connected to the inner edge of the second sheet, and the light outlet notch is located below the second sheet.

3. A uniform wall-washing downlight according to claim 2, characterized in that: The height of the third sheet is 0.2-0.4 times the height of the reflective cover.

4. A uniform wall-washing downlight according to claim 2, characterized in that: An assembly portion is extended upward from the top of the reflective cover body, and the suspension bracket includes a connected vertical section and an inclined section, the vertical section is detachably fixed on the assembly portion, and the light-emitting component is arranged on the inclined section; the third sheet body is offset to a side away from the reflective cover body, so that the light-entry notch and the inclined section can be staggered in the vertical direction.

5. A uniform wall-washing downlight according to claim 4, characterized in that: Also includes: A first buckle position, provided on the assembly portion; The first hook is arranged on the vertical section and can be engaged with the first buckle position.

6. A uniform wall-washing downlight according to claim 4, characterized in that: Also includes: The heat dissipation component is provided with a slot adapted to the suspension bracket, the top of the slot is fixedly connected to the vertical section, and the bottom of the slot is provided with a heat conducting surface, which can act on the light-emitting component.

7. The uniform wall-washing downlight according to claim 6, characterized in that: The heat dissipation component is provided with a plurality of heat dissipation fins, and the heat dissipation fins can receive heat from the heat conducting surface.

8. The uniform wall-washing downlight according to claim 1, characterized in that: The reflective cover is in a spoon-shaped structure, and the reflective surface is a free-form surface that is recessed away from the light-emitting component.

9. The uniform wall-washing downlight according to claim 8, characterized in that: The reflecting surface is composed of a plurality of scales.

10. The uniform wall-washing downlight according to claim 1, characterized in that: Also includes: A second buckle position is provided at the bottom end of the hollow shell; The second hook is arranged on the surface cover and can be engaged with the second buckle position.

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