CN209762961U - Lighting lamp - Google Patents

Abstract

The utility model discloses an illumination lamp, it includes casing (100), first light source module (200), light guide plate (300) and second light source module (400), casing (100) have inner chamber (110) and intercommunication inner chamber (110) and the outside environment's of casing (100 mounting hole (120), install in mounting hole (120) light guide plate (300), one side of light guide plate (300) is towards inner chamber (110), the opposite side of light guide plate (300) is outside casing (100), second light source module (400) are thrown to light guide plate (300) and can be projected second light (B) outside casing (100) through light guide plate (300), first light (A) are thrown to first light source module (200), and configure into first light (A) outside casing (100) is projected through light guide plate (300), casing (100) are non-light transmission casing. The problem that the lighting effect of the existing lighting lamp is poor can be solved by the scheme.

Description

Lighting lamp

Technical Field

The utility model relates to a lighting apparatus technical field especially relates to an illumination lamp.

background

As user demands increase, the performance of lighting fixtures continues to optimize. At present, the functions of the lighting fixture are not limited to lighting, and in many cases, the lighting fixture needs to play roles in decorating and adjusting the lighting environment.

In consideration of the special environment, many environments in our lives cannot receive natural light, such as underground offices, office buildings with dark environments and the like. This environment is not conducive to people's work and life. The existing lighting lamp can only realize the common lighting function and cannot provide the natural light irradiation effect for people, so the existing lighting lamp still has the problem of poor lighting effect.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an illumination lamp to solve the relatively poor problem of illuminating effect of present illumination lamp.

In order to solve the above problem, the utility model adopts the following technical scheme:

The utility model provides a lighting lamp, includes casing, first light source module, light guide plate and second light source module, the casing has inner chamber and intercommunication the inner chamber with the mounting hole of the external environment of casing, the light guide plate is installed in the mounting hole, one side orientation of light guide plate the inner chamber, the opposite side orientation of light guide plate outside the casing, second light source module to the light guide plate throws can pass through the light guide plate is projected second light outside the casing, first light source module throws first light, and configure into first light warp the light guide plate is projected outside the casing, the casing is non-printing opacity casing.

The utility model discloses a technical scheme can reach following beneficial effect:

The utility model discloses an among the illumination lamps and lanterns, first light and second light are launched respectively to first light source module and second light source module, first light and second light all can be through the light guide plate light guide after throw outside the casing, and then can make illumination lamps and lanterns can launch first light and second light simultaneously, under this kind of condition, first light and second light can each other be background light, and then throw light for brighter environment from the background, be similar to experience illumination daytime, thereby can improve the illuminating effect of illumination lamps and lanterns, thereby can improve the performance of illumination lamps and lanterns.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

Fig. 1 is a schematic structural view of a lighting fixture disclosed in an embodiment of the present invention;

Fig. 2 is a schematic view of a lighting device according to an embodiment of the present invention;

FIG. 3 is a partially enlarged schematic view of FIG. 1;

Fig. 4 is a schematic view of a light source structure of an illumination lamp disclosed in the embodiment of the present invention.

Description of reference numerals:

100-shell, 110-inner cavity, 120-mounting hole, 130-bottom wall, 140-top wall, 150-side wall, 151-sheet structural member, 160-mounting groove,

200-a first light source module, 210-a substrate, 220-a circuit board, 230-a light distribution element, 240-a light emitter, 250-a diffuser,

300-light guide plate, 310-first plate surface, 320-second plate surface, 330-side surface,

400-a second light source module, 410-a circuit board, 420-a luminous body, 500-a mounting bracket,

A-a first light ray, B-a second light ray.

Detailed Description

To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

referring to fig. 1-4, an embodiment of the present invention discloses a lighting fixture, which includes a housing 100, a first light source module 200, a light guide plate 300, and a second light source module 400.

The housing 100 is a base member of the lighting fixture, and the housing 100 provides a mounting base for other components of the lighting fixture. The housing 100 may be made of a polymer material, which is less dense, and thus is beneficial to reduce the weight of the lighting fixture. Of course, in consideration of heat dissipation performance, the housing 100 may also be made of a metal material with good heat dissipation performance, such as an aluminum material. The embodiment of the present invention does not limit the specific material of the housing 100.

The case 100 has an inner cavity 110 and a mounting hole 120, the mounting hole 120 communicates the inner cavity 110 with the external environment of the case 100, the light guide plate 300 plays a role of guiding light, and the light guide plate 300 is mounted in the mounting hole 120. Since the mounting hole 120 communicates with the external environment of the housing 100, the surface of the light guide plate 300 facing the outside of the housing 100 after the light guide plate 300 is mounted in the mounting hole 120 can serve as a part of the external appearance surface of the lighting fixture.

The first light source module 200 and the second light source module 400 are mounted on the housing 100, the first light source module 200 projects a first light ray a, and the second light source module 400 projects a second light ray B. The first light source module 200 projects a first light ray a, and is configured such that the first light ray a is projected outside the housing 100 through the light guide plate 300. The second light B projected by the second light source module 400 to the light guide plate 300 can be projected to the outside of the housing 100 through the light guide plate 300, that is, the first light a and the second light B can be projected to the outside of the housing 100 after being conducted by the light guide plate 300.

In the embodiment of the present invention, the casing 100 is a non-transparent casing, and further, the ambient light outside the casing 100 can be prevented from being interfered by the casing 100. Specifically, after the casing 100 is made of a light-transmitting material, a layer of light-shielding paint is coated on the inner surface of the casing 100, so as to realize the non-light-transmitting characteristic of the casing 100. Of course, the housing 100 may also be made directly of a non-light-transmitting material. The embodiment of the present invention does not limit the implementation manner of the non-light-transmitting characteristic of the housing 100.

The embodiment of the utility model discloses among the illumination lamps and lanterns, first light source module 200 and second light source module 400 emit first light A and second light B respectively, first light A and second light B all can be through the light guide of light guide plate 300 after the light is cast outside casing 100, and then can make illumination lamps and lanterns can emit first light A and second light B simultaneously, under this kind of condition, first light A and second light B can each other be background light, and then throw light for brighter environment from the background, be similar to experience illumination daytime, thereby can improve the illuminating effect of illumination lamps and lanterns, thereby can improve the performance of illumination lamps and lanterns.

The light guide plate 300 may have various structures, and in general, the light guide plate 300 includes a plurality of surfaces, and the first light ray a emitted from the first light source module 200 and the second light ray B emitted from the second light source module 400 may be incident on the same surface of the light guide plate 300 and then exit the housing 100 from the other surface of the light guide plate 300. In order to better represent the light effect difference between the first light ray a and the second light ray B, in a more preferred embodiment, the first light source module 200 and the second light source module 400 respectively project the first light ray a and the second light ray B onto different light incident surfaces of the light guide plate 300, and the first light ray a and the second light ray B are emitted to the outside of the housing 100 through the same light emitting surface of the light guide plate 300. It should be noted that the light incident surface and the light emitting surface are different surfaces of the light guide plate 300, respectively.

Referring to fig. 1 again, the light guide plate 300 may include a first plate 310, a second plate 320 and a side surface 330, the first plate 310 faces the inner cavity 110, the second plate 320 faces the outside of the housing 100, and the side surface 330 connects the first plate 310 and the second plate 320. The first light source module 200 projects a first light ray a toward the first plate 310, and the second light source module 400 projects a second light ray B toward the side surface 330, that is, the first plate 310 and the side surface 330 are respectively different light incident surfaces of the light guide plate 300. The first light beam a and the second light beam B are emitted from the second plate 320 to the outside of the housing 100, and the second plate 320 is a light emitting surface of the light guide plate 300. Under this condition, second light B jets into light guide plate 300 from side 330, then jets out from light guide plate 300 to be favorable to forming brighter environment, first light A jets into from first face 310, then jets out from second face 320, thereby forms the illumination effect of differentiation easily, thereby realizes better illumination effect.

In order to improve the projection effect, the second light source module 400 is disposed at one side of the side surface 330, so that it is easier to enter the light guide plate 300 from the side surface 330. In a preferred embodiment, the second light source modules 400 may be symmetrically disposed on both sides of the light guide plate 300, and the second light source modules 400 may also be disposed around the side surface 330. The second light source module 400 is certainly arranged in a manner of being capable of emitting light into the side surface 330 from multiple directions, so as to achieve better projection of the second light B.

referring to fig. 1-4 again, in the embodiment of the present invention, the structure of the housing 100 may be various. In one embodiment, the housing 100 may include a bottom wall 130, a top wall 140, and a side wall 150, the side wall 150 being a generally cylindrical structure, the side wall 150 being connected between the bottom wall 130 and the top wall 140, the bottom wall 130, the top wall 140, and the side wall 150 enclosing the interior 110 of the housing 100.

specifically, the mounting hole 120 may be formed on the bottom wall 130, and of course, the mounting hole 120 may be formed by abutting the side wall 150 with the bottom wall 130. The installation position of the installation hole 120 can enable the lighting fixture to project light in a downward direction. The embodiment of the utility model provides a do not restrict the concrete mode of formation and the setting position of mounting hole 120.

Referring to fig. 1-3, one end of the bottom wall 130 may be opened with a notch, the notch and the side wall 150 enclose the mounting hole 120, and the first light source module 200 may be obliquely disposed between the other end of the bottom wall 130 and the top wall 140, where it is to be noted that the light projection direction of the first light source module 200 forms an included angle with the side wall 150. Specifically, the first light source module 200 obliquely projects the first light ray a directly to the light guide plate 300, or indirectly projects the first light ray a onto the light guide plate 300 after being reflected.

Specifically, the inner wall of the mounting hole 120 may have a mounting groove 160, and the edge of the light guide plate 300 may be inserted into the mounting groove 160, so as to achieve the detachable mounting of the light guide plate 300 in the mounting hole 120, and this assembly method facilitates the easy assembly and disassembly of the light guide plate 300, which is beneficial to the replacement of the light guide plate 300.

Referring to fig. 3 again, the inner side surface of the side wall 150 may be provided with two parallel sheet-shaped structural members 151, a first sub-groove is formed between the two sheet-shaped structural members 151 and the inner side surface of the side wall 150, a second sub-groove is formed on the inner wall of the gap, and the first sub-groove and the second sub-groove are butted to form a mounting groove 160 surrounding the light guide plate 300. In the case where the mounting hole 120 is completely opened on the bottom wall 130, the mounting groove 160 may be opened in the inner wall of the mounting hole 120.

As described above, the second light source module 400 is disposed at one side of the side surface 330, and the second light source module 400 is disposed between the side surface 330 and the bottom surface of the mounting groove 160 on the premise of having the mounting groove 160, so that the mounting of the second light source module 400 can be achieved by making full use of the mounting groove 160 for mounting the light guide plate 300, and finally, more compact assembly can be achieved.

The structure of the second light source module 400 can be various, in a specific embodiment, the second light source module 400 can include a circuit board 410 attached to the bottom surface of the mounting groove 160 and at least two light emitters 420 mounted on the circuit board 410 and projecting the second light B to the side surface 330, and the light emitters 420 can be distributed along the side surface 330. The second light source module 400 with the above structure can be easily installed in the installation groove 160, and can project the second light B to the side surface 330 in multiple directions.

The circuit board 410 may be a rigid circuit board or a flexible circuit board. The light emitter 420 is preferably an LED light emitter, which has advantages such as a small amount of heat generation and a long life.

The embodiment of the utility model discloses in the illumination lamps and lanterns, mounting hole 120 can occupy the certain space of diapire 130. Specifically, the ratio of the area of the mounting hole 120 to the area of the bottom wall 130 may be 1:1.5 to 1: 3. Of course, the embodiments of the present invention do not limit the specific size of the mounting hole 120.

As described above, the first light source module 200 is disposed in the inner cavity 110 and directly projects the first light a toward the light guide plate 300, and of course, the first light a emitted from the first light source module 200 may also be reflected and projected onto the light guide plate 300. Based on this, in a preferred scheme, at least a partial area of the inner side surface of the top wall 140 can be a reflecting surface. The reflective surface receives the first light ray a projected by the first light source module 200 and reflects the first light ray a onto the light guide plate 300. Specifically, the inner side surface of the top wall 140 is a reflective surface, so that the first light source module 200 can adjust the projection angle more flexibly, and the inner side surface of the top wall 140 is prevented from being a reflective surface, and the other portions are not poor vision caused by the reflective surface.

Of course, the inner surface of the top wall 140 may be provided with a reflective film or a reflective plate, at least a portion of the surface of the reflective film or the reflective plate facing the bottom wall 130 is a reflective surface, and the reflective surface receives the first light ray a projected by the first light source module 200 and reflects the first light ray a onto the light guide plate 300.

In order to improve the luminous efficiency of the first light ray a, the reflectivity of the reflective surface may be greater than 85%, for example, the reflectivity of the reflective surface may be greater than 85% and less than 95%.

In order to realize more excellent light efficiency, the embodiment of the utility model discloses an among the illumination lamps and lanterns, first light A and second light B's colour is different, under the different prerequisite of colour, first light A and second light B's cooperation to can form more excellent illumination effect.

In a more preferable embodiment, the first light ray a may be white light, the second light ray B may be blue light, the second light ray B is projected onto the light guide plate 300 and then emitted, the blue light is conducted in the light guide plate 300 to form a blue background environment, and the white light is emitted into the light guide plate 300 and projected from the light guide plate 300.

of course, the first light ray a and the second light ray B may be different in at least one of the projection direction, the color temperature, and the brightness, and of course, the above parameters of the first light ray a and the second light ray B may also be the same, and other parameters are different as long as the first light ray a and the second light ray B are background to each other, so that the user can feel the difference of the light projection.

in order to make the light projection of the first light ray a and the second light ray B more uniform, in a more preferred embodiment, the light guide plate 300 may be a nano light guide plate. The nano light guide plate comprises nano particles in discrete distribution, and the nano particles can better disperse the first light ray A and the second light ray B, so that a better light homogenizing effect is achieved.

Referring to fig. 4 again, in an embodiment, the first light source module 200 may include a base 210, a circuit board 220, a light distribution element 230, and at least two light emitters 240 distributed in an array.

The base 210 is a base of the first light source module 200 and provides a mounting position for the circuit board 220. The circuit board 220 is disposed on the base body 210, the light emitter 240 is disposed on the circuit board 220, and the circuit board 220 supplies power to the light emitter 240, and the light distribution element 230 is disposed opposite to the light emitter 240 and is used for distributing light to the light emitter 240. After the light distribution of the at least two light emitters 240 is performed by the light distribution element 230, the first light ray a can be projected. Specifically, at least two luminous bodies 240 distributed in an array make first light rays a be a set of light rays which are close to being parallel to each other more easily, so that the light efficiency of the first light rays a is improved.

In a preferred embodiment, the base 210 may be a base with good heat dissipation performance, such as a metal base, and can better achieve heat dissipation in the working process of the first light source module 200.

In order to improve the projection effect of the first light ray a, the first light source module 200 may further include a diffusion device 250 covering the light emitter 240, and the diffusion device 250 may further disperse the first light ray a, so as to improve the uniformity of illumination. Specifically, the diffuser 250 may be a diffuser film, a diffuser plate, a frosting plate, etc., and the embodiment of the present invention does not limit the specific kind of the diffuser 250.

The embodiment of the utility model discloses illumination lamps and lanterns can also include installing support 500, and first light source module 200 can be installed in inner chamber 110 through installing support 500. Specifically, the first light source module 200 may be supported on the side wall 150 through the mounting bracket 500, or may be supported on the bottom wall 130 through the mounting bracket 500.

In a more preferable embodiment, one end of the mounting bracket 500 is fixed in the inner cavity 110, and the first light source module 200 is hinged to the other end of the mounting bracket 500, so that it can rotate relative to the mounting bracket 500, and thus the light projection angle can be flexibly adjusted.

The utility model discloses what the key description in the above embodiment is different between each embodiment, and different optimization characteristics are as long as not contradictory between each embodiment, all can make up and form more preferred embodiment, consider that the literary composition is succinct, then no longer describe here.

the above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (22)

1. A lighting fixture, comprising a housing (100), a first light source module (200), a light guide plate (300), and a second light source module (400), wherein the housing (100) has an inner cavity (110) and a mounting hole (120) communicating the inner cavity (110) with an external environment of the housing (100), the light guide plate (300) is installed in the mounting hole (120), one side of the light guide plate (300) faces the inner cavity (110), the other side of the light guide plate (300) faces the outside of the housing (100), the second light source module (400) projects a second light (B) toward the light guide plate (300) and can be projected to the outside of the housing (100) through the light guide plate (300), the first light source module (200) projects a first light (A) and is configured such that the first light (A) is projected to the outside of the housing (100) through the light guide plate (300), the housing (100) is a non-light-transmitting housing.

2. The illumination fixture as claimed in claim 1, wherein the first light source module (200) and the second light source module (400) respectively project the first light ray (a) and the second light ray (B) onto different light incident surfaces of the light guide plate (300), and the first light ray (a) and the second light ray (B) are emitted out of the housing (100) through the same light emitting surface of the light guide plate (300).

3. The light fixture of claim 2, wherein the light guide plate (300) comprises a first plate surface (310), a second plate surface (320), and a side surface (330), the first plate surface (310) facing the interior cavity (110); the second plate surface (320) faces the outside of the shell (100), and the side surface (330) is connected with the first plate surface (310) and the second plate surface (320); the first light source module (200) projects the first light (a) to the first plate surface (310), the second light source module (400) projects the second light (B) to the side surface (330), and the first light (a) and the second light (B) are projected from the second plate surface (320) to the outside of the housing (100).

4. A light fixture as recited in claim 3, wherein said second light source module (400) is disposed on at least one side of said side surface (330).

5. The lighting fixture of claim 4, wherein the second light source module (400) is disposed around the side surface (330).

6. A light fixture as recited in claim 3, wherein said housing (100) comprises a bottom wall (130), a top wall (140) and a side wall (150) connected between said bottom wall (130) and said top wall (140), said bottom wall (130), said top wall (140) and said side wall (150) enclosing said interior cavity (110) of said housing (100), said mounting hole (120) being formed in said bottom wall (130) or by said side wall (150) abutting said bottom wall (130).

7. The lighting fixture according to claim 6, wherein a notch is formed at one end of the bottom wall (130), the notch and the side wall (150) enclose the mounting hole (120), and the first light source module (200) is obliquely disposed between the other end of the bottom wall (130) and the top wall (140).

8. The lighting fixture of claim 7, wherein the inner wall of the mounting hole (120) has a mounting groove (160), and the edge of the light guide plate (300) is inserted into the mounting groove (160).

9. The lighting fixture according to claim 8, wherein the inner side surface of the side wall (150) is provided with two parallel sheet-shaped structures (151), the two sheet-shaped structures (151) and the inner side surface of the side wall (150) form a first sub-groove, the inner wall of the gap is provided with a second sub-groove, and the first sub-groove and the second sub-groove are butted to form the mounting groove (160) surrounding the light guide plate (300).

10. The lighting fixture of claim 8, wherein the second light source module (400) is disposed between the side surface (330) and a bottom surface of the mounting groove (160).

11. The lighting fixture of claim 10, wherein the second light source module (400) comprises a circuit board (410) attached to the bottom surface of the mounting groove (160) and a light emitter (420) mounted on the circuit board (410) and projecting the second light (B) toward the side surface (330).

12. A light fixture as recited in claim 1, wherein said housing (100) comprises a bottom wall (130), a top wall (140) and a side wall (150) connected between said bottom wall (130) and said top wall (140), said bottom wall (130), said top wall (140) and said side wall (150) enclosing said interior cavity (110) of said housing (100), said mounting hole (120) being formed in said bottom wall (130) or by said side wall (150) abutting said bottom wall (130).

13. A light fixture as recited in claim 12, wherein a ratio of an area of the mounting hole (120) to an area of the bottom wall (130) is from 1:1.5 to 1: 3.

14. The lighting fixture according to claim 12, wherein at least a partial area of the inner side surface of the top wall (140) is a reflective surface, and the reflective surface receives the first light (a) projected by the first light source module (200) and reflects the first light (a) onto the light guide plate (300).

15. A lighting fixture as recited in claim 12, wherein an inner side surface of the top wall (140) is provided with a reflective film or a reflective plate, a surface of the reflective film or the reflective plate facing the bottom wall (130) is at least partially a reflective surface, and the reflective surface receives the first light (a) projected by the first light source module (200) and reflects the first light (a) onto the light guide plate (300).

16. A lighting fixture as recited in claim 14 or claim 15, wherein said reflective surface has a reflectivity of greater than 85%.

17. A lighting fixture as recited in claim 1, wherein said first light ray (a) is a different color than said second light ray (B).

18. A lighting fixture as recited in claim 17, wherein said first light ray (a) is white light and said second light ray (B) is blue light.

19. The light fixture of claim 1, wherein the light guide plate (300) is a nano light guide plate comprising a discrete distribution of nano particles therein.

20. The lighting fixture according to claim 1, wherein the first light source module (200) comprises a base (210), a circuit board (220), a light distribution element (230), and at least two light emitters (240) distributed in an array, the circuit board (220) is disposed on the base (210), the light emitters (240) are disposed on the circuit board (220), and the light distribution element (230) is disposed opposite to the light emitters (240) and is configured to distribute light to the light emitters (240).

21. A light fixture as recited in claim 20, wherein said first light source module (200) further comprises a diffuser element (250) overlying said light emitter (240).

22. A lighting fixture as recited in claim 21, wherein said diffusing means (250) is a diffuser film, a diffuser plate or a frosted plate.