CN202469612U - Lighting device - Google Patents
Lighting device Download PDFInfo
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- CN202469612U CN202469612U CN2012200498935U CN201220049893U CN202469612U CN 202469612 U CN202469612 U CN 202469612U CN 2012200498935 U CN2012200498935 U CN 2012200498935U CN 201220049893 U CN201220049893 U CN 201220049893U CN 202469612 U CN202469612 U CN 202469612U
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- light guide
- guide section
- light
- lighting device
- frame
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Abstract
The utility model relates to a lighting device, which comprises a light conductor, wherein the light conductor comprises a first light conductive part, a second light conductive part and a light source, the first light conductive part is provided with a hole, an inner circumferential face of the hole is provided with a first incident face, the first light conductive part also comprises a first emergent face and a first reflecting face, the first emergent face and the first reflecting face are opposite to each other and are arranged adjacent to the first incident face, the second light conductive part extends out of the first light conductive part and is provided with a second emergent face, the light source is arranged in the hole, a light beam is provided by the light source and enters the first light conductive part via the first incident face, a part of the light beam exits via the first emergent face, the other part of the light beam enters the second emergent part from the first light conductive part and via the second emergent face. The light device has the advantages that the light device can provide versatile lighting effects.
Description
Technical field
The utility model relates to a kind of lighting device, relates in particular to the light conductor in this lighting device.
Background technology
Utilize the light source module of luminescence component collocation leaded light component, be applied in the lighting field at large.Generally speaking, the light that luminescence component provided is propagated after getting into leaded light component, and light is by the exiting surface outgoing of leaded light component, to form required lighting source then.
In recent years, along with the progress of lighting engineering, above-mentioned light source module is applied in many lightings gradually.In all kinds of luminescence components, (Light Emitting Diode LED) becomes main flow owing to the high and low power consumption of brightness and low contaminative to light emitting diode.
Yet, in traditional lighting, getting into via the incidence surface of leaded light component after the leaded light component from the light of luminescence component, light is the exiting surface outgoing from leaded light component, and dull illuminating effect only can be provided.In other words, traditional lighting can't present diversified illuminating effect, is unfavorable for the development of lighting.
Summary of the invention
The utility model technical issues that need to address have provided a kind of lighting device, are intended to solve the above problems.
In order to solve the problems of the technologies described above, the utility model is realized through following technical scheme:
The utility model comprises: a light conductor; Described light conductor comprises: one first light guide section; Described first light guide section has a hole, and the inner peripheral surface in this hole is one first incidence surface, and this first light guide section also has one first exiting surface opposite to one another and one first reflective surface, and this first exiting surface and this first reflective surface are adjacent to this first incidence surface; And one second light guide section; Described second light guide section extends from this first light guide section; This second light guide section has one second exiting surface; An and light source; Described light source is arranged at this hole, and this light source provides a light beam to get into this first light guide section via this first incidence surface; The outgoing via this first exiting surface of the part of this light beam, another part of this light beam gets into this second light guide section and the outgoing via this second exiting surface from this first light guide section.
Compared with prior art, the beneficial effect of the utility model is: because first light guide section of lighting device can mainly throw light on, and second light guide section can carry out the halation illumination, and makes lighting device that diversified illuminating effect can be provided.
Description of drawings
Fig. 1 is the three-dimensional exploded perspective view of the lighting device of the utility model one embodiment.
Fig. 2 is the schematic top plan view of the lighting device of Fig. 1.
Fig. 3 is the generalized section along the hatching line A-A ' of Fig. 2.
Fig. 4 A is the vertical view of the light source of the utility model one embodiment.
Fig. 4 B is the generalized section along the hatching line B-B ' of Fig. 4 A.
Fig. 5 is the schematic top plan view of the lighting device of another embodiment of the utility model.
Fig. 6 is the schematic top plan view of the lighting device of the another embodiment of the utility model.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:
The utility model provides a kind of lighting device, light source is arranged in the hole of light conductor, and lighting device has the edge-lit zone, can produce the halation illuminating effect.
The utility model proposes a kind of lighting device, comprising: light conductor and light source.Light conductor comprises: first light guide section and second light guide section.First light guide section has the hole, and the inner peripheral surface in this hole is first incidence surface, and first light guide section also has first exiting surface opposite to one another and first reflective surface, and first exiting surface and first reflective surface are adjacent to first incidence surface.Second light guide section from first light guide section extend, second light guide section has second exiting surface.Light source is arranged at the hole; This light source provides light beam to get into first light guide section via first incidence surface; Wherein, the outgoing of the part of light beam via first exiting surface, another part of light beam gets into second light guide section and the outgoing via second exiting surface from first light guide section.
In an embodiment of the utility model, the second above-mentioned light guide section extends and is positioned at the outside of first light guide section from first light guide section.
In an embodiment of the utility model, the first above-mentioned light guide section is circular LGP, and second light guide section is circular light guide frame, and first light guide section and second light guide section are formed in one.
In an embodiment of the utility model, the first above-mentioned light guide section is the polygon LGP, and second light guide section is the polygon light guide frame, and first light guide section and second light guide section are formed in one.
In an embodiment of the utility model, the first above-mentioned light guide section is the polygon LGP, and second light guide section is circular light guide frame, and first light guide section and second light guide section are formed in one.
In an embodiment of the utility model, the first above-mentioned light guide section is circular LGP, and second light guide section is the polygon light guide frame, and first light guide section and second light guide section are formed in one.
In an embodiment of the utility model, above-mentioned light source comprises: frame set, at least one metal-cored circuit board and a plurality of luminescence unit.Metal-cored circuit board is arranged at a side of frame set.Luminescence unit is arranged on the metal-cored circuit board, and the luminescence unit subtend is in first incidence surface.
In an embodiment of the utility model, above-mentioned frame set comprises: first framework and second framework.First framework and second framework constitute polygonal frame set.Side in each limit of frame set is provided with metal-cored circuit board.
In an embodiment of the utility model, above-mentioned hole is a polygon, and the metal-cored circuit board subtend on each limit of frame set is in the inner peripheral surface on each limit in hole.
In an embodiment of the utility model, above-mentioned luminescence unit is to be selected from: positive light type light emitting diode (top view LED), side light type light emitting diode (side view LED) and combination thereof.
In an embodiment of the utility model, above-mentioned hole is a polygon, and light beam gets into first light guide section via the inner peripheral surface on each limit in hole.
In an embodiment of the utility model, above-mentioned hole is circular, and light beam gets into first light guide section via the inner peripheral surface of the circle in hole.
In an embodiment of the utility model, the first above-mentioned light guide section more comprises: a plurality of optical microstructures are disposed at first reflective surface.
In an embodiment of the utility model, above-mentioned lighting device more comprises: reflector plate, be arranged to first reflective surface of subtend in first light guide section.
In an embodiment of the utility model, above-mentioned lighting device more comprises: diffusion sheet, be arranged to first exiting surface of subtend in first light guide section.
In an embodiment of the utility model, above-mentioned lighting device more comprises: underframe and top frame.Integrated first light guide section and second light guide section are located between underframe and the top frame, and light source is attached to underframe.The top frame covers the part zone that first light guide section is connected in second light guide section, and second light guide section extends the periphery of top frame.
In an embodiment of the utility model, above-mentioned lighting device more comprises: switching frame (adapter frame) and Main subrack (center frame).The switching frame is attached to light source, and Main subrack is attached to the switching frame.
Based on above-mentioned, in the lighting device of the utility model, light conductor itself has first light guide section and second light guide section, and second light guide section is positioned at the periphery of first light guide section.Light source is arranged in the hole of first light guide section, and light beam can enter into first light guide section via the hole and transmit, and by the first exiting surface outgoing of first light guide section; Continue it, light beam can be delivered to second light guide section through first light guide section again, and by the second exiting surface outgoing of second light guide section.Therefore, first light guide section of lighting device can mainly throw light on, and second light guide section can carry out halation illumination, and makes lighting device that diversified illuminating effect can be provided.
Fig. 1 is the three-dimensional exploded perspective view of the lighting device of the utility model one embodiment.Fig. 2 is for looking sketch map on the lighting device of Fig. 1.Fig. 3 is the generalized section along the hatching line A-A ' of Fig. 2.
Please be simultaneously with reference to figure 1～Fig. 3, lighting device 100a comprises: light conductor 110 and light source 120.Light conductor 110 comprises: first light guide section 112 and second light guide section 114.First light guide section 112 has hole 112S.The inner peripheral surface of this hole 112S is the first incidence surface 112a, and first light guide section 112 also has the first exiting surface 112b opposite to one another and the first reflective surface 112c, and the first exiting surface 112b and the first reflective surface 112c are adjacent to the first incidence surface 112a.Second light guide section 114 from first light guide section 112 extend, second light guide section 114 has the second exiting surface 114b.Light source 120 is arranged at hole 112S; This light source 120 provides light beam to get into first light guide section 112 via the first incidence surface 112a; Wherein, The outgoing via the first exiting surface 112b of the part of light beam, another part of light beam gets into second light guide section 114 and the outgoing via the second exiting surface 114b from first light guide section 112.
In lighting device 100a, it may be noted that the structure that first light guide section 112 and second light guide section 114 are formed in one.Second light guide section 114 can extend from first light guide section 112, and second light guide section 114 is positioned at the outside of first light guide section 112.
Thus, among the hole 112S that light source 120 is arranged on first light guide section 112 capable of using, light can transmit in first light guide section 112 and second light guide section 114 and respectively from the first exiting surface 112b and the second exiting surface 114b outgoing.Thus, lighting device 100a can utilize first light guide section 112 mainly to throw light on, and utilize second light guide section 114 cause edge-lit zone, to produce the halation illuminating effect.
Below will continue to describe the various of lighting device 100a maybe example.
Like Fig. 1～hole 112S shown in Figure 3 is the middle that is arranged at first light guide section 112.Yet the utility model is not limited thereto, and in the embodiment that other does not illustrate, hole 112S also can be arranged on the optional position in first light guide section 112.Moreover the number of hole 112S and light source 120 can also be arbitrarily that the size of hole 112S can be an arbitrary dimension, viewable design person's demand and deciding.
In addition, like the hexagon that is shaped as of the hole 112S of Fig. 1～shown in Figure 3.Yet; In the embodiment that other does not illustrate; That the shape of hole 112S also can be is circular, polygon or other shape that is fit to, as long as can be fit to the shape of light source 120 and light source 120 is attached among the 112S of hole, the utility model is the shape of limiting hole 112S not.
Consider the uniformity of light utilization ratio that promotes lighting device 100a and the area source that is provided, please with reference to Fig. 3, first light guide section 112 can comprise: a plurality of optical microstructures T are disposed at the first reflective surface 112c.Optical microstructures T helps folded light beam and light beam is exported to the first exiting surface 112b.
In addition, please with reference to Fig. 1～Fig. 3, first light guide section 112 is circular LGP, and second light guide section 114 is circular light guide frame, and the structure that is formed in one of first light guide section 112 and second light guide section 114.In detail, the mode of ejection formation capable of using is made first light guide section 112 and second light guide section 114 of progressive forming, and first light guide section 112 can produce circular lighting source, and second light guide section 114 can produce the halation of circle.
In the embodiment that another does not illustrate, first light guide section 112 can be the polygon LGP, and second light guide section 114 can be the polygon light guide frame, and first light guide section 112 and second light guide section 114 are formed in one.
Certainly, the shape of first light guide section 112 and second light guide section 114 can be arbitrary shape, and can carry out the shape collocation of various kinds, to produce diversified illumination optical effect.To further specify again in follow-up Fig. 5 and Fig. 6.
Fig. 4 A is the vertical view of the light source of the utility model one embodiment.Fig. 4 B is the generalized section along the hatching line B-B ' of Fig. 4 A.Please be simultaneously with reference to figure 1, Fig. 4 A and Fig. 4 B, light source 120 can comprise: frame set 122, at least one metal-cored circuit board 124 and a plurality of luminescence unit 126.Metal-cored circuit board 124 is arranged at a side of frame set 122.A plurality of luminescence units 126 are arranged on the metal-cored circuit board 124, and these luminescence unit 126 subtends are in the first incidence surface 112a.
In detail, frame set 122 can be combined by an arbitrarily individual framework, and the frame set 122 of one-tenth arbitrary shape capable of being combined.Shown in Fig. 4 A, frame set 122 is to be combined by two frameworks, that is frame set 122 can comprise: the first framework 122a and the second framework 122b.The first framework 122a and the second framework 122b constitute polygonal frame set 122.Must explanation be that the utility model does not limit the number of the framework that frame set 122 had.
Side on each limit of frame set 122 all is provided with metal-cored circuit board 124, and luminescence unit 126 is arranged on the metal-cored circuit board 124, and luminescence unit 126 subtends are in the first incidence surface 112a of first light guide section 112.At this moment; Polygonal light source 120 shown in Fig. 4 A; Polygonal hole 112S can arrange in pairs or groups; And the inner peripheral surface on metal-cored circuit board 124 subtends each limit of 112S on each limit of frame set 122 in the hole so that from the light beam of luminescence unit 126 outgoing towards each limit of polygonal hole 112S and incide first light guide section 112.
In addition, in the embodiment that other does not illustrate, the shape of frame set 122 can be circle, and the shape of hole 112S can be circle.When luminescence unit 126 sends light beam, light beam gets in first light guide section 112 via the inner peripheral surface of the circle of hole 112S.
In addition, luminescence unit 126 can for example be positive light type light emitting diode (top view LED), side light type light emitting diode (side view LED) and combination thereof.Can regulate and control the light emitting path of luminescence unit 126 thus, can make light toward a plurality of different light emitting path outgoing, to produce diversified illuminating effect.
What deserves to be mentioned is; Metal-cored circuit board 124 is aluminium flake or other thermal conductive metal plates that in circuit board, bury a whole layer; Can provide luminescence component 126 high efficiency heat radiation approach to help quick heat radiating; And then increase reliability and the luminous efficiency of luminescence component 126 when work, also can increase the structural strength of metal-cored circuit board 124.In addition, frame set 122 also can have a plurality of louvres (not illustrating), with further assistance heat radiation.
Moreover in the embodiment that does not illustrate, lighting device 100a can comprise: power supply unit (not illustrating), be arranged at least one side of light source 120, and power supply unit provides electric power to light source 120.
Please refer again to Fig. 1, lighting device 100a also can comprise: underframe 152 and top frame 154.Integrated first light guide section 112 and second light guide section 114 are located between underframe 152 and the top frame 154, and light source 120 is attached to underframe 152.Top frame 154 covers the part zone that first light guide section 112 is connected in second light guide section 114, and second light guide section 114 periphery of extending top frame 154.
Thus; When light beam arrives second light guide sections 114 via first light guide section 112 and during from the second exiting surface 114b outgoing of second light guide section 114; Because top frame 154 can the shaded portions light beam; So can see first light guide section 112 luminous (main illumination) of the centre that is positioned at lighting device 100a, and second light guide section 114 luminous (halation illumination) that is positioned at the outside.
Moreover lighting device 100a also can comprise: switching frame 162 and Main subrack 164, switching frame 162 is attached to light source 120, and Main subrack 164 is attached to switching frame 162.Thus light source 120 is incorporated on the light conductor 110 well.
Fig. 5 is the schematic top plan view of the lighting device of another embodiment of the utility model.Please refer to Fig. 5, Fig. 5 only illustrates light conductor 110 (having first light guide section 112 and second light guide section 114), top frame 154 and the switching frame 164 of lighting device 100b.
Fig. 5 is other collocation mode that will show the shape of first light guide section 112 and second light guide section 114; Please with reference to Fig. 5; First light guide section 112 is the polygon LGP, and second light guide section 114 for example is circular light guide frame, and first light guide section 112 and second light guide section 114 are formed in one.
In detail, frame 154 definables in top go out the zone of first light guide section 112, that is top frame 154 is identical with the shape of first light guide section 112.In other words, light conductor 110 be shaped as circle, and top frame 154 be shaped as polygon.Thus, first light guide section 112 within the top frame 154 promptly forms the polygon LGP, promptly forms circular light guide frame and be positioned at second light guide section 114 that encloses outside the top frame 154.So lighting device 100b can utilize first light guide section 112 and show polygonal lighting source, and utilize second light guide section 114 to show circular halation illumination.
Fig. 6 is the schematic top plan view of the lighting device of the another embodiment of the utility model.Please refer to Fig. 6, first light guide section 112 of lighting device 100c is circular LGP, and second light guide section 114 is the polygon light guide frame, and first light guide section 112 and second light guide section 114 are formed in one.
Be similar to the explanation of the embodiment of Fig. 5, frame 154 definables in top go out the zone of first light guide section 112, that is top frame 154 is identical with the shape of first light guide section 112.In other words, light conductor 110 be shaped as polygon, and top frame 154 be shaped as circle.Thus, first light guide section 112 within the top frame 154 promptly forms circular LGP, promptly forms the polygon light guide frame and be positioned at second light guide section 114 that encloses outside the top frame 154.So lighting device 100c can utilize first light guide section 112 and show circular lighting source, and utilize second light guide section 114 to show polygonal halation illumination.
By above-mentioned mode, in fact can be with first light guide section 112 and second light guide section, 114 each self-forming shape arbitrarily, and the lighting source and the halation illumination of arbitrary shape can be provided.
In sum, the lighting device of the utility model has the following advantages at least:
Light conductor have first light guide section, with second light guide section that extends from first light guide section.First light guide section and second light guide section are formed in one and second light guide section is positioned at the periphery of first light guide section.Light source is arranged in the hole of first light guide section.When from the light beam of light source during via first light guide section and the second light guide section outgoing, first light guide section capable of using produces lighting source and utilizes second light guide section to produce the halation illumination.In addition, first light guide section and second light guide section can have different shapes, so the periphery of lighting device can be designed to the luminous frame of arbitrary shape, thereby have diversified illuminating effect.
Though the utility model discloses as above with embodiment; Right its is not in order to limit the utility model; Has common knowledge under any in the technical field; In spirit that does not break away from the utility model and scope, when can doing a little change and retouching, so the protection domain of the utility model is when looking being as the criterion that the accompanying Claim protection domain defined.
Claims (17)
1. a lighting device comprises: a light conductor; It is characterized in that: described light conductor comprises: one first light guide section; Described first light guide section has a hole, and the inner peripheral surface in this hole is one first incidence surface, and this first light guide section also has one first exiting surface opposite to one another and one first reflective surface, and this first exiting surface and this first reflective surface are adjacent to this first incidence surface; And one second light guide section; Described second light guide section extends from this first light guide section; This second light guide section has one second exiting surface; An and light source; Described light source is arranged at this hole, and this light source provides a light beam to get into this first light guide section via this first incidence surface; The outgoing via this first exiting surface of the part of this light beam, another part of this light beam gets into this second light guide section and the outgoing via this second exiting surface from this first light guide section.
2. lighting device according to claim 1 is characterized in that: this second light guide section extends and is positioned at the outside of this first light guide section from this first light guide section.
3. lighting device according to claim 1 is characterized in that: this first light guide section is circular LGP, and this second light guide section is circular light guide frame, and this first light guide section and this second light guide section are formed in one.
4. lighting device according to claim 1 is characterized in that: this first light guide section is the polygon LGP, and this second light guide section is the polygon light guide frame, and this first light guide section and this second light guide section are formed in one.
5. lighting device according to claim 1 is characterized in that: this first light guide section is the polygon LGP, and this second light guide section is circular light guide frame, and this first light guide section and this second light guide section are formed in one.
6. lighting device according to claim 1 is characterized in that: this first light guide section is circular LGP, and this second light guide section is the polygon light guide frame, and this first light guide section and this second light guide section are formed in one.
7. lighting device according to claim 1 is characterized in that: this light source comprises: a frame set; At least one metal-cored circuit board; Described at least one metal-cored circuit board is arranged at a side of this frame set; And a plurality of luminescence units; Described a plurality of luminescence unit is arranged on this metal-cored circuit board, and those luminescence unit subtends are in this first incidence surface.
8. lighting device according to claim 7 is characterized in that: this frame set comprises: one first framework and one second framework; This first framework and this second framework constitute polygonal this frame set, and the side on each limit of this frame set is provided with this metal-cored circuit board.
9. lighting device according to claim 8 is characterized in that: this hole is a polygon, and the metal-cored circuit board subtend of this of each limit of this frame set is in the inner peripheral surface on each limit in this hole.
10. lighting device according to claim 7 is characterized in that: those luminescence units are to be selected from: positive light type light emitting diode, side light type light emitting diode and combination thereof.
11. lighting device according to claim 1 is characterized in that: this hole is a polygon, and this light beam gets into this first light guide section via the inner peripheral surface on each limit in this hole.
12. lighting device according to claim 1 is characterized in that: this hole is for circular, and this light beam gets into this first light guide section via the inner peripheral surface of the circle in this hole.
13. lighting device according to claim 1 is characterized in that: this first light guide section more comprises: a plurality of optical microstructures; Described a plurality of optical microstructures is disposed at this first reflective surface.
14. lighting device according to claim 1 is characterized in that also comprising: a reflector plate; Described reflector plate is arranged to: subtend is in this first reflective surface of this first light guide section.
15. lighting device according to claim 1 is characterized in that also comprising: a diffusion sheet; Described diffusion sheet is arranged to: subtend is in this first exiting surface of this first light guide section.
16. lighting device according to claim 1 is characterized in that also comprising: a underframe and a top frame; Integrated this first light guide section and this second light guide section are located between this underframe and this top frame, and this light source is attached to this underframe; This top frame covers the part zone that this first light guide section is connected in second light guide section, and this second light guide section periphery of extending this top frame.
17. lighting device according to claim 1 is characterized in that also comprising: a switching frame and a Main subrack; This switching frame is attached to this light source, and this Main subrack is attached to this switching frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200498935U CN202469612U (en) | 2012-02-16 | 2012-02-16 | Lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200498935U CN202469612U (en) | 2012-02-16 | 2012-02-16 | Lighting device |
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| Publication Number | Publication Date |
|---|---|
| CN202469612U true CN202469612U (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200498935U Expired - Fee Related CN202469612U (en) | 2012-02-16 | 2012-02-16 | Lighting device |
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| CN (1) | CN202469612U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103513323A (en) * | 2013-10-11 | 2014-01-15 | 上海向隆电子科技有限公司 | Lamp, manufacturing method and light guide plate thereof and manufacturing method of light guide plate |
| CN103644480A (en) * | 2013-12-26 | 2014-03-19 | 苏州茂立光电科技有限公司 | Lamp |
-
2012
- 2012-02-16 CN CN2012200498935U patent/CN202469612U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103513323A (en) * | 2013-10-11 | 2014-01-15 | 上海向隆电子科技有限公司 | Lamp, manufacturing method and light guide plate thereof and manufacturing method of light guide plate |
| CN103644480A (en) * | 2013-12-26 | 2014-03-19 | 苏州茂立光电科技有限公司 | Lamp |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20170216 |