CN105180032B

CN105180032B - Illumination lamp and illumination lamp combination

Info

Publication number: CN105180032B
Application number: CN201510642472.1A
Authority: CN
Inventors: 徐正旺; 邓诗涛; 沈明
Original assignee: Opple Lighting Co Ltd
Current assignee: Opple Lighting Co Ltd
Priority date: 2015-09-30
Filing date: 2015-09-30
Publication date: 2020-12-01
Anticipated expiration: 2035-09-30
Also published as: CN111706815A; CN105180032A

Abstract

The invention provides a lighting lamp which comprises a driving power supply, a supporting shaft, a first light guide part with a first light incident surface, a second light guide part with a second light incident surface and a light source component positioned between the first light guide part and the second light guide part. At least parts of the first light incident surface and the second light incident surface of the first light guide part and the second light guide part are arranged oppositely. The first light source and the second light source of the light source assembly are respectively configured to face the first light incident surface of the first light guide part and the second light incident surface of the second light guide part, and guide emergent light thereof into the first light guide part and the second light guide part and respectively emit the emergent light from the first light guide part and the second light guide part, wherein the first light guide part and/or the second light guide part are assembled on the support shaft. The invention also provides an illumination lamp assembly, which is simple in structure and good in optical effect.

Description

Illumination lamp and illumination lamp combination

Technical Field

The invention relates to an illumination module, an illumination lamp with the illumination module and an illumination lamp combination.

Background

Illumination is a means of illuminating work and living places or individual objects with various light sources. Natural lighting by using sun and sky light; the use of artificial light sources is known as "artificial lighting". The primary purpose of lighting is to create a good visibility and a pleasant and pleasant environment.

With the vigorous development of the lighting market, various types of lighting fixtures emerge endlessly. Compared with the traditional light source, the LED lighting has the characteristics of small volume, energy conservation, long service life, high brightness, environmental protection and the like. In the field of illumination, the application of LED light-emitting products is attracting the eyes of people, and as a novel green light source product, the LED is bound to be a future hairpin trend, and the twenty-first century will enter a novel illumination light source era represented by the LED.

Among many lighting fixtures, the light guide plate is widely used because it guides and homogenizes light emitted from an LED light source and emits the homogenized light, thereby generating light that is mild enough and uniform. At present, the existing lamp generally adopts a single-side light guide plate, namely, only one light emitting area exists, so that the emergent light is lack of layering. Secondly, the existing light source has single color and cannot meet the diversified demands on the market. Therefore, the application provides a lighting module and a lighting lamp which can provide multi-level feeling.

Disclosure of Invention

In order to overcome the technical defects, the invention aims to provide a lighting lamp with a good lighting effect.

Another objective of the present invention is to provide a lighting fixture assembly having the lighting module.

In order to achieve the above object, a first aspect of the present invention provides a lighting fixture, which is mounted on a mounting base, and includes a driving power source, a supporting shaft connected to the mounting base, a first light guide portion having a first light incident surface, a second light guide portion, and a light source assembly located between the first light guide portion and the second light guide portion. The second light guide part is arranged in parallel with the first light guide part and is provided with a second light incident surface, wherein at least part of the first light incident surface and the second light incident surface of the first light guide part and the second light guide part are arranged oppositely. The light source assembly is electrically connected with the driving power supply and is provided with a first light source and a second light source, wherein the first light source and the second light source are respectively configured to face the first light incoming surface of the first light guide part and the second light incoming surface of the second light guide part, emergent light of the first light source and the second light source is guided into the first light guide part and the second light guide part and is respectively emergent from the first light guide part and the second light guide part, and the first light guide part and/or the second light guide part are/is assembled on the support shaft.

Preferably, the power supply box is integrated with the driving power supply and connected with the supporting shaft.

Preferably, the support shaft is in threaded connection with the power box.

Preferably, the first light guide part and the second light guide part are integrally arranged and are parallel to each other.

Preferably, the first light guide part is sleeved and assembled on the support shaft.

Preferably, the first light guide part and the second light guide part are separately arranged and respectively in a ring shape, and the first light guide part is assembled on the support shaft and supports the second light guide part.

Preferably, the support shaft includes a first support shaft and a second support shaft connected to each other, wherein the first light guide part is supported by a support base formed by the first support shaft protruding.

Preferably, the first and second support shafts are threadedly connected.

Preferably, the first light guide part includes a main body part and a protrusion part protruding from the main body part in a circumferential direction, and the protrusion part is hollow, is fitted around the outer circumference of the second support shaft, and is supported by the first support shaft.

Preferably, the first light guide part and/or the second light guide part are provided with a first protective element and a second protective element parallel to the first light guide part, wherein the first protective element is sleeved on the periphery of the support shaft.

Preferably, a fixing portion is disposed between the first light guide portion and the second light guide portion, and is disposed around an outer diameter of the first light guide portion and an inner diameter of the second light guide portion to integrally assemble the first light guide portion and the second light guide portion.

Preferably, the light source assembly is accommodated in the fixing portion.

Preferably, the fixing portion has a mounting wall extending between the first light guide portion and the second light guide portion, and the light source assemblies are divided into two groups which are respectively attached to two opposite surfaces of the mounting wall and respectively face the first light guide portion and the second light guide portion.

Preferably, the fixing portion includes a first fixing element and a second fixing element, which are assembled into a whole along the axial direction and sandwich the first and second light guiding elements between the first and second fixing elements.

Preferably, a cross-sectional bus of the first light guide part is a straight line or a curved line.

Preferably, the first light guide part and the second light guide part are of a longitudinal configuration and are integrally formed, and a slot for accommodating the light source assembly is arranged between the first light incident surface and the second light incident surface which are opposite to each other.

Preferably, a supporting portion is disposed in the middle of the slot, and the first and second light sources are respectively attached to two opposite side surfaces of the supporting portion so as to face the first and second light incident surfaces.

Preferably, the supporting portion is integrally formed with the first and second light guide portions.

Preferably, the emergent light colors of the first and second light sources are the same or different.

The invention provides a lighting lamp assembly, which comprises at least one lighting lamp and a power supply box, wherein the supporting shaft is mechanically connected with the power supply box, and the power supply box is provided with a conducting wire which is electrically connected with the lighting lamp.

Preferably, the lighting fixtures are respectively arranged along the length direction of the support shaft at intervals.

Preferably, each of the lighting fixtures is symmetrically distributed around the supporting shaft.

The first light guide part and the second light guide part of the illumination lamp and the illumination lamp combination are respectively and correspondingly arranged on the light source component between the first light guide part and the second light guide part, the structure is simple, and a good illumination effect is realized.

Drawings

FIG. 1 is a partial perspective view of a lighting fixture in accordance with a first preferred embodiment of the present invention;

FIG. 2 is an exploded perspective view of the light fixture of FIG. 1;

FIG. 3 is an exploded perspective view of another angle of the light fixture of FIG. 1;

FIG. 4 is a cross-sectional schematic view of the lighting fixture of FIG. 1;

FIG. 5 is an enlarged view of a portion of the area indicated in FIG. 4, and is primarily intended to illustrate a lighting module in accordance with a first preferred embodiment of the present invention;

fig. 6 is a perspective view of a lighting module according to a second preferred embodiment of the present invention;

FIG. 7 is an enlarged view of a portion of the area shown in FIG. 6; and

FIG. 8 is a perspective view of a combination lighting fixture in accordance with a preferred embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to corresponding and preferred embodiments. The following preferred embodiments are provided to illustrate the present invention, but are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "above", "below", "up-down direction", "left-right direction", "front-back direction", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "assembled" are to be construed broadly, as for example: can be fixedly connected, can also be detachably connected or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the interconnection of two elements. To those skilled in the art, the specific meanings of the above terms in the present invention can be understood in conjunction with specific situations. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

As shown in fig. 1 to 3, the lighting fixture 100 according to the first preferred embodiment of the present invention includes a power supply box 8 integrated with a driving module (not shown) and mounted on a mounting base such as a ceiling or a wall, a support shaft 5, and a lighting module 500. The lighting module 500 includes at least a first light guide portion 1, a second light guide portion 2, a light source module, and a fixing portion 3 for supporting the light source module. The first and second light guide portions 1 and 2 are annular, and the second light guide portion 2 is sleeved on the periphery of the first light guide portion 1. The light source module is assembled on the fixing portion 3, and the fixing portion 3 is disposed around between the first and second light guiding portions 1 and 2 for combining the first and second light guiding portions 1 and 2 into a whole. However, in other preferred embodiments, the fixing portion 3 may be integrally formed with the first and second light guide portions 1 and 2, and only provides a mounting base for the light source module.

The support shaft 5 includes a first support shaft 51 and a second support shaft 52 threadedly engaged with the first support shaft 51. The first support shaft 51 is slightly larger than the first support shaft 52, and the end of the first and

second support shafts

51 and 52, which are combined, is provided with an internal thread and an external thread (not numbered), so that the external thread of the second support shaft 52 is combined with the internal thread of the first support shaft 51, and the first light guide portion 1 outside the support shaft 5 is fixedly sleeved. An internal thread is formed inside an end of the first support shaft 51 adjacent to the second support shaft 52, and a support base 510 is formed at an outer edge of an upper end edge thereof for supporting the first light guide 1. However, in other preferred embodiments, the first and

second support shafts

51 and 52 may be connected by other means than screw connection, such as welding, adhesion, etc. The first and

second support shafts

51 and 52 may be integrally formed, and only the support base 510 needs to be formed to protrude below the support shaft 5. The upper end of the second support shaft 52 is used for combining with the power supply box 8, the combining mode can adopt a threaded nut mode as shown in fig. 1 to clamp the box body of the power supply box 8 between the threaded nuts for fixing, and other combining modes can also be adopted, such as adhesion, welding, buckling and the like. The power box 8 can contain a driving module (not shown), other electronic components and a power line, wherein the power line passes through the power box 8 and is electrically connected with the light source module after being routed from the hollow supporting shaft 5.

Referring to fig. 1 to fig. 3 and fig. 4 to fig. 5, the first light guiding portion 1 includes a main body portion 13 and a hollow combining portion 14 protruding from a middle portion of the main body portion 13 along an axial direction for being sleeved outside the support shaft 5 and further being fixed, so that a cross-sectional generatrix of the first light guiding portion 1 is a curve. The hollow coupling portion 14 extends downward from the top thereof to form a protruding annular supporting portion 140, and when the coupling portion 14 is sleeved on the supporting shaft 5, the supporting portion 140 is supported on the supporting base 510 of the first supporting shaft 51. In other preferred embodiments, it is also possible that the generatrix of the cross section is a straight line, and the corresponding thread structure provided on the inner surface of the combining portion 14 is combined with the thread of the supporting shaft 5 or bonded, welded, etc. with the supporting shaft 5, which are all within the protection scope of the present invention. The first light guide part 1 can also be mechanically connected with the ceiling box 8 by adopting a suspension wire connection mode. The main body 13 includes an outer peripheral surface at an outer diameter thereof, which serves as a first light incident surface 10 of the first light guide portion 1, and the main body 13 further includes upper and

lower surfaces

11, 12 disposed opposite to each other, and in the embodiment of the present invention, the upper and

lower surfaces

11, 12 are disposed in parallel and perpendicular to the first light incident surface 10. The upper and

lower surfaces

11 and 12 may be alternatively or both provided with a structure such as a dot or a pit for scattering and uniformly emitting light rays after being incident from the first light incident surface 10 and being reflected for multiple times, so that the emergent light rays may be emitted from the upper and

lower surfaces

11 and 12 of the first light guide portion 1 at the same time or alternatively. Alternatively, the first protective member 6 may be disposed under the lower surface 12 of the main body 13 with a certain distance, and the configuration thereof is approximately matched with the first light guide part 1, and the middle raised protrusion 64 is partially located in the space of the hollow combining part 14 of the first light guide part 1 and also sleeved on the periphery of the supporting shaft 5, specifically, the protrusion 64 is sleeved on the first supporting shaft 51 and located under the supporting base 510 of the first supporting shaft 51, and the other end of the first protective member 6 is supported by the fixing part 3. The outer periphery of the first protective element 6 extends upward to form a sidewall 61, and when the first protective element 6 is placed under the first light guide portion 1, the outer periphery of the first light guide portion 1 is supported by the sidewall 61 and is spaced from the first protective element 6 by a certain distance in the axial direction.

The second light guiding portion 2 is in a flat plate shape, and includes an inner circumferential surface located at an inner diameter thereof, which serves as a second light incident surface 20 of the second light guiding portion 2, and the second light guiding portion 2 further includes upper and

lower surfaces

21 and 22 disposed opposite to each other, in the embodiment of the present invention, the upper and

lower surfaces

21 and 22 are disposed in parallel and perpendicular to the second light incident surface 20. The upper and

lower surfaces

21 and 22 may be alternatively or both provided with a structure such as a dot or a pit for scattering and uniformly emitting the light after being incident from the second light incident surface 20 and being reflected for multiple times, so that the emergent light can be emitted from the upper and

lower surfaces

21 and 22 of the second light guide portion 1 at the same time or alternatively. Alternatively, a second protective element 7 may be disposed below the lower surface 22 of the second light guiding portion 2 at a certain distance, and the second light guiding portion 2 is configured to be matched with and parallel to the second light guiding portion 2, and the outer diameter edges of the second light guiding portion 2 and the second protective element 7 are fixedly protected by the protective frame 8. Therefore, the second light guide part 2, which is sleeved outside the first light guide part 1, has an inner diameter larger than the outer diameter of the first light guide part 1, and a certain space is formed therebetween. The inner diameter area of the second protection element 7 is provided with at least two positioning parts 70 at intervals along the circumferential direction thereof for cooperating with the fixing part 3 to realize the fixation and combination therebetween. In the preferred embodiment of the present invention, the positioning parts 70 are semicircular grooves and four positioning parts are arranged in the circumferential direction, although the number and shape are not limited to the above.

The fixing portion 3 is annular, and is partially located in the space between the first and second light guide portions 1 and 2, and partially accommodates the outer diameters and the inner diameters of the first and second light guide portions 1 and 2, that is, the region at the first light incident surface 10 of the first light guide portion 1 and the region at the second light incident surface 20 of the second light guide portion 2. The fixing portion 3 includes a first fixing element 31 and a second fixing element 32 assembled to each other in the axial direction of the support shaft 5.

The second fixing member 32 includes a base 320 provided in a double layer and a circular mounting wall 35 formed extending from the middle of the upper base 320 in the axial direction of the support shaft 5. The inner circumferential surface (not numbered) and the outer circumferential surface (outer circumferential surface) of the mounting wall 35 are respectively provided with a first light source unit 33 and a second light source unit 34 which constitute a light source module. The first light source assembly 33 includes a flexible substrate 331 attached along an inner peripheral surface of the mounting wall 35 and a plurality of first light sources 332 arranged at intervals on the flexible substrate 331. The second light source assembly 34 includes a flexible substrate 341 attached along an outer peripheral surface of the mounting wall 35 and a plurality of second light sources 342 arranged at intervals on the flexible substrate 341. The

flexible substrates

331 and 341 may be a circuit film, a Flexible Printed Circuit (FPC), a Flexible Flat Cable (FFC), or the like. In the preferred embodiment of the present invention, the first and second

light sources

332 and 342 are LED light beads. The first light guide part 1 is partially located on the platform of the base 320 near the inner periphery of the circular mounting wall 35, and the first light incident surface 10 faces the first light source assembly 33, so that the emergent light of the first light source 332 is guided into the first light guide part 1 from the first light incident surface 10, and is reflected for multiple times to emerge from the upper surface 11 and/or the lower surface 12 of the first light guide part 1. The second light guide part 2 is partially located on the platform of the base 320 near the outer peripheral surface of the circular mounting wall 35, and the second light incident surface 20 faces the second light source assembly 34, so that the emergent light of the second light source 342 is guided into the second light guide part 2 from the second light incident surface 20, and is emitted from the upper surface 21 and/or the lower surface 22 of the second light guide part 2 after multiple reflections. Alternatively, the first and second

protective elements

6 and 7 and the corresponding first and second light guide portions 1 and 2 are disposed on the platform of the base 320, but are disposed at intervals below the double-layered base 320. Preferably, the

light sources

332, 342 of the first and second

light source assemblies

33, 34 may be different colors to provide more personable colored illumination.

The first fixing element 31 is assembled on the second fixing element 32 along the axial direction, and the two fixing elements can be combined in a snap fit mode, and can also be combined in an adhesion mode, a welding mode and the like. In the preferred embodiment of the present invention, the first and

second fixing elements

31 and 32 are respectively provided with a convex cylindrical screw hole 310 distributed along the circumferential direction and an opening 322 arranged at the edge of the base 320, the screw hole 310 is aligned with the opening 322 and the positioning portion 70 of the second protection element 7, and screws respectively pass through the screw hole 310, the positioning portion 70 and the opening 322 to combine the above elements into a whole.

Therefore, according to the first preferred embodiment, the first light guide part 1 is supported by the support shaft 5 and coupled to the fixing part 3, so that the light guide function can be realized while supporting the weight of the entire lighting module 500.

In another preferred embodiment of the present invention, the first and second light guide portions 1 and 2 may be integrally formed, and the fixing portion 3 may have a simplified structure, and the lower ends of the first and second light guide portions 1 and 2 may be connected together to form the space therebetween, and the fixing portion 3 may be simplified as a circular mounting wall (not shown) formed at the middle of the space, and the first and second

light source assemblies

33 and 34 may be similarly attached to the circular mounting wall. The rest of the same points are not described again here.

Referring to fig. 6 and 7, as a lighting module 500 ' according to a second preferred embodiment of the present invention, the first and second light guide portions 1 ', 2 ' are longitudinally configured and parallel to each other, and may be formed in a flat plate shape or a wavy shape or other configurations extending along the length direction thereof, in the preferred embodiment, the first and second light guide portions 1 ', 2 ' are integrally formed, and the middle portions or the lower ends thereof are connected to each other, and a U-shaped space 3 ' is formed therebetween, and the bottom wall of the U-shaped space 3 ' is provided with an integrally or assembled mounting wall 35 ', and the first and second light source components 33 ', 34 ' facing the first light incident surface 10 ' and the second light incident surface 20 ' of the first and second light guide portions 1 ', 2 ' are attached to opposite sides of the mounting wall 35 '. The lighting fixture (not shown) having the lighting module 500 'includes a power box (not shown) installed on the installation base, which may be integrated with a driving module, a suspension wire (not shown), and the lighting module 500', wherein the suspension wire is fixed to the first and second light guide portions 1 ', 2' and passes through the first and second light guide portions 1 ', 2' to be electrically connected to the first and second light source assemblies 33 ', 34'. Therefore, in the first and second preferred embodiments of the present invention, the supporting shaft 5 and the suspension wires (not shown) of the lighting fixture can be regarded as the mounting elements of the lighting fixture, and are used to form mechanical and electrical connection between the power box or the mounting box and the lighting modules 500, 500'.

Referring to fig. 8, the lighting device assembly 300 according to the preferred embodiment of the present invention at least includes a power supply box 8, a mounting component (a mounting shaft 5 or a suspension wire (not shown)) and at least two lighting modules, wherein at least one lighting module is the lighting module 500, 500' according to the first and second preferred embodiments of the present invention, and another lighting module may be a lighting module (not numbered) having a light guide portion. The at least two lighting modules 100 are arranged along the axial direction of the installation shaft 5 or the suspension wire at intervals, and preferably, the lighting modules 100 may have size differences and color differences, even brightness differences are realized by a remote controller, an intelligent terminal, a switch, and the like. In the preferred embodiment of the present invention, the lighting fixture assembly 300 includes two lighting modules 500 and a lighting module (not labeled) having a light guide portion, and has the advantages of clear layering, reasonable structural layout, and novel and unique lighting effect.

It should be noted that the embodiments of the present invention have been described in terms of preferred embodiments, and not by way of limitation, and that those skilled in the art can make modifications and variations of the embodiments described above without departing from the spirit of the invention.

Claims

1. A lighting fixture mounted to a mounting base, comprising:

a drive power supply;

a support shaft connected to the mounting base;

the first light guide part is provided with a first light incident surface;

the second light guide part is arranged in parallel with the first light guide part and is provided with a second light incident surface, wherein at least part of the first light incident surface and the second light incident surface of the first light guide part and the second light guide part are arranged oppositely; and

the light source assembly is positioned between the first light guide part and the second light guide part, is electrically connected with the driving power supply and is provided with a first light source and a second light source, wherein the first light source and the second light source are respectively configured to face the first light incoming surface of the first light guide part and the second light incoming surface of the second light guide part, and lead emergent light thereof into the first light guide part and the second light guide part and respectively emit the emergent light from the first light guide part and the second light guide part, wherein the first light guide part and/or the second light guide part are assembled on the supporting shaft, and the first light guide part is assembled on the supporting shaft in a sleeved mode; the first light guide part and the second light guide part are separately arranged and are respectively annular, and the first light guide part is assembled on the support shaft and supports the second light guide part.

2. The lighting fixture of claim 1, wherein: the power supply box is integrated with the driving power supply and is connected with the supporting shaft.

3. The lighting fixture of claim 2, wherein: the support shaft is in threaded connection with the power supply box.

4. The lighting fixture of claim 1, wherein: the first light guide part and the second light guide part are integrally arranged and are parallel to each other.

5. The lighting fixture of claim 1, wherein: the support shaft comprises a first support shaft and a second support shaft which are connected with each other, wherein the first light guide part is supported by a support table formed by the first support shaft in a protruding mode.

6. The lighting fixture of claim 5, wherein: the first support shaft and the second support shaft are in threaded connection.

7. The lighting fixture of claim 5, wherein: the first light guide part comprises a main body part and a protrusion part protruding from the main body part along the circumferential direction, and the protrusion part is hollow, sleeved on the periphery of the second support shaft and supported by the first support shaft.

8. The lighting fixture of claim 1, wherein: the first light guide part and/or the second light guide part are/is provided with a first protective element and a second protective element which are parallel to the first light guide part and/or the second light guide part, wherein the first protective element is sleeved on the periphery of the support shaft.

9. The lighting fixture of claim 1, wherein: the first light guide part and the second light guide part are arranged in a fixed mode, the fixed portion is arranged between the first light guide part and the second light guide part in a surrounding mode and is arranged at the outer diameter position of the first light guide part and the inner diameter position of the second light guide part, and the first light guide part and the second light guide part are assembled into a whole.

10. The lighting fixture of claim 9, wherein: the light source assembly is contained in the fixing part.

11. The lighting fixture of claim 10, wherein: the fixing part is provided with a mounting wall which is arranged between the first light guide part and the second light guide part in an extending mode, and the light source components are divided into two groups which are respectively attached to two opposite surfaces of the mounting wall and respectively face the first light guide part and the second light guide part.

12. The lighting fixture of claim 9, wherein: the fixing part comprises a first fixing element and a second fixing element which are assembled into a whole along the axial direction and clamp the first light guide element and the second light guide element between the first fixing element and the second fixing element.

13. The lighting fixture of claim 1, wherein: the cross section bus of the first light guide part is a straight line or a curve.

14. The lighting fixture of claim 1, wherein: the emergent light colors of the first light source and the second light source are the same or different.

15. A lighting fixture assembly comprising at least one lighting fixture as claimed in any one of claims 1-14 and a power pack, the support shaft being mechanically connected to the power pack, the power pack having wires electrically connected to the lighting fixture.

16. The combination of claim 15, wherein: the lighting lamps are arranged at intervals along the length direction of the supporting shaft respectively.

17. The combination of claim 15, wherein: each lighting lamp is symmetrically distributed by taking the support shaft as a center.