CN202884803U - Direct-type light source guiding structure - Google Patents
Direct-type light source guiding structure Download PDFInfo
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- CN202884803U CN202884803U CN2012204989442U CN201220498944U CN202884803U CN 202884803 U CN202884803 U CN 202884803U CN 2012204989442 U CN2012204989442 U CN 2012204989442U CN 201220498944 U CN201220498944 U CN 201220498944U CN 202884803 U CN202884803 U CN 202884803U
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- light
- light source
- dead
- guiding structural
- beat
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- 238000005286 illumination Methods 0.000 abstract description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 8
- 239000004411 aluminium Substances 0.000 description 8
- 238000000465 moulding Methods 0.000 description 4
- 230000003760 hair shine Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
A straight-forward light source guide structure is used for guiding light rays emitted by a plurality of light emitting diodes arranged on a circuit board, and comprises: the light guide structure comprises a plurality of micro lenses, each micro lens is provided with a light emitting part, a first light guide part and an arc-shaped reflecting surface connected with the light emitting part and the first light guide part, the reflecting surfaces are respectively arranged on the first light guide parts in a surrounding mode, the reflecting surfaces of any two adjacent micro lenses are mutually overlapped and form a continuous curved surface, and each first light guide part comprises a bottom surface and a ring side surface connected with the bottom surface. Therefore, the light emitted by the light emitting diodes can provide the same illumination quality as a single light source after passing through the micro lenses respectively.
Description
Technical field
The utility model relates to a kind of light source guiding structural, particularly relates to a kind of dead-beat light source guiding structural.
Background technology
Single light emitting diode shines and can produce a shadow when an object, and plural light emitting diode shines the shadow that produces corresponding number when this object.Wherein, when using as illumination with a plurality of spot lights, the light portion that sends by nontransparent object blocks after, and the shadow that irradiated this object produces is overlapped, and namely produces so-called ghost.The generation of above-mentioned ghost causes human eye vision tired easily.
So the improving of inventor's thoughts defects concentratedly observed and study it, and cooperates the utilization of scientific principle, and propose a kind of reasonable in design and effectively improve the utility model of defects.
The utility model content
The utility model relates to a kind of dead-beat light source guiding structural, and especially a kind of have a plurality of lenticules, uses the dead-beat light source guiding structural of the radiation direction that the guiding light emitting diode sends.
The utility model embodiment provides a kind of dead-beat light source guiding structural, in order to guide the light that is sent by a plurality of light emitting diodes that are arranged on the circuit board, this dead-beat light source guiding structural comprises: a plurality of lenticules, each lenticule has a light out part, one first light guide section with and the reflecting surface of an arcuation that is connected with this light out part and this first light guide section, these reflectings surface are located on respectively these the first light guide sections, any two adjacent lenticular reflectings surface are mutually overlapping and form a continuous curve surface, each first light guide section comprises a bottom surface and a ring side that is connected with this bottom surface, the adjoiner of each ring side and each reflecting surface defines an opening, and each opening correspondence is towards the exiting surface of each light emitting diode; Wherein, the light that sends of these light emitting diodes is respectively through these bottom surfaces and these reflectings surface and transmit these light out part.
Further, each lenticular external diameter is respectively from being the truncated cone shape with the contiguous position of each light out part towards the position convergent of each opening.
Further, lenticule defines respectively a central axis, and the distance between any two adjacent lenticular central axis is less than the distance between the lenticular central axis that was arranged in any two minutes.
Further, the bottom surface of the first light guide section is arc surfaced towards the direction convergent of opening respectively, and the internal diameter of ring side is towards the direction convergent away from opening.
Further, lenticule comprises a plurality of the second light guide sections that are shaped from the light out part depression respectively, the second light guide section comprises respectively an end face and a guiding face that is connected with end face, the self-luminous diode sends and transmits respectively the light of bottom surface and injects respectively end face, injects the light of end face respectively through the guiding face reflection and respectively towards penetrating away from lenticular direction.
Further, dead-beat light source guiding structural comprises a combination section and a joint pin, and the combination section is extended and formed in the inboard to light out part from light out part, and joint pin extends to form from the combination section and adjacent to lenticule.
Further, dead-beat light source guiding structural comprises a combination section and a plurality of joint pin, and the combination section is extended and formed in the outside to light out part from light out part, and joint pin extends to form from the combination section and adjacent to lenticule.
Further, joint pin is set in distance, and joint pin is connected to circuit board.
Further, lenticule is line style to be arranged, and the size of each lenticular opening is greater than the area of the light-emitting area of each light emitting diode.
Further, dead-beat light source guiding structural comprises a lamp socket, and lenticule is located at the inside of lamp socket, and light out part is connected with the external world.
For enabling further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, but these explanations with appended graphic only be that the utility model is described, but not claim scope of the present utility model is done any restriction.
Description of drawings
Fig. 1 is the stereogram of the first embodiment of the utility model dead-beat light source guiding structural;
Fig. 2 A is another stereogram of the first embodiment of the utility model dead-beat light source guiding structural;
Fig. 2 B is the schematic perspective view of the utility model dead-beat light source guiding structural;
Fig. 3 is the sectional axonometric drawing of the first embodiment of the utility model dead-beat light source guiding structural;
Fig. 4 is that the light of light emitting diode of the first embodiment of the utility model dead-beat light source guiding structural is through the opticpath figure of dead-beat light source guiding structural;
Fig. 5 is the stereogram of the second embodiment of the utility model dead-beat light source guiding structural;
Fig. 6 is another angle stereogram of the second embodiment of the utility model dead-beat light source guiding structural;
Fig. 7 is the cutaway view of the second embodiment of the utility model dead-beat light source guiding structural;
Fig. 8 is the opticpath figure that the light of the light emitting diode of the utility model the second embodiment passes through dead-beat light source guiding structural;
Fig. 9 is the three-dimensional exploded view of dead-beat light source guiding structural of the present utility model and lamp socket;
Figure 10 is the radiator profile of the lamp socket of the utility model dead-beat light source guiding structural; And
Figure 11 is the three-dimensional combination figure of the lamp socket of the utility model dead-beat light source guiding structural.
[main element symbol description]
1 circuit board
10 perforates
2 light emitting diodes
3 lenticules
31 light out part
32 reflectings surface
33 first light guide sections
330 bottom surfaces
331 ring sides
332 openings
34 second light guide sections
340 end faces
341 guiding faces
35 combination sections
36 joint pins
4 lamp sockets
40 aluminium bodies
400 perforates
41 outer shrouds
410 fixing holes
42 radiators
420 fins
421 perforation
422 first holding parts
423 second holding parts
43 supports
430 ring-like bodies
431 fixing feet
4310 perforations
44 electrical equipment dividing plates
440 disk bodies
441 projections
442 guide holes
45 power elements
46 electrical equipment covers
460 receiving rooms
461 locating holes
The C central axis
L0, L0 ', L1, L1 ', L2, L2 ' light
The specific embodiment
﹝ the one executes routine ﹞ in fact
Below described embodiment mention quantity or its fellow, it is non-in order to limit the utility model only as application category of the present utility model.
See also shown in Figure 9.The light that the utility model dead-beat light source guiding structural is sent by a plurality of light emitting diodes 2 of being located at a circuit board 1 in order to guiding.
See also shown in Figure 1.The utility model dead-beat light source guiding structural comprises nine lenticules 3 and lamp socket 4(such as a Figure 11).
Wherein, the shape of these lenticules 3 all is the truncated cone shape, and these lenticules 3 are arranged in the form of a ring.Wherein, any two adjacent lenticules, 3 part blocks are overlapping mutually.
Moreover, for the convenient explanation of whole drawing, only illustrate and be labeled with a plurality of central axis C at Fig. 3.See also Fig. 3 and shown in Figure 4, in more detail, the long axis direction of these cylindric lenticules 3 defines respectively central axis C.Wherein, the distance between the central axis C of any two overlapping lenticules 3 is less than the distance between the central axis C of two lenticules 3 that do not have an overlapping setting.Yet the distance size between the central axis C of any two overlapping lenticules 3 is non-in order to limit to the utility model.
See also shown in Figure 3.The external form of each lenticule 3 in the utility model is roughly the same, and each lenticule 3 has a light out part 31, a reflecting surface 32 and one first light guide section 33.Moreover the utility model dead-beat light source guiding structural also comprises a combination section 35 and three joint pins 36.
Please consult again shown in Figure 3.The position of the outer without leave contiguous light out part 31 of the horizontal sectional area of light out part 31 each lenticule 3 is towards the position convergent of the first light guide section 33, and the light out part 31 of these lenticules 3 is all in the same plane.
See also shown in Figure 4.The external diameter of the horizontal sectional area of each reflecting surface 32 is the external diameter of the horizontal sectional area of each lenticule 3.In other words, reflecting surface 32 is the arc surfaced of convergent.Moreover the part reflecting face 32 of any two adjacent lenticules 3 is connected to each other and forms a continuous curve surface.
See also shown in Figure 3ly, each first light guide section 33 comprises that an arcuation bottom surface 330 and is connected in the ring side 331 of this bottom surface 330.Each ring side 331 defines an opening 332 with the adjoiner of each reflecting surface 32.
Wherein, the bottom surface 330 of these the first light guide sections 33 is respectively the arc surfaced of projection towards the direction convergent of these openings 332, and these ring side 331 internal diameters are respectively towards the direction convergent moulding away from these openings 332.The first light guide section 33 of the lenticule 3 of any two vicinities there is no overlapping mutually.In other words, these openings 332 are set in distance each other.
See also shown in Figure 4.Opening 332 correspondences of each lenticule 3 are towards the light-emitting area of each light emitting diode 2, and the size of each opening 332 is greater than the light-emitting area area of each light emitting diode 2.
Wherein, leave a gap (not shown) between the light-emitting area of each opening 332 and each light emitting diode 2, the distance size in these gaps decides according to user's demand, but non-in order to limit to the utility model.
See also shown in Figure 1.Combination section 35 extends to form from these light out part 31 to the inside for transparent plate body.In other words, these light out part 31 and combination section 35 integrated structures.
See also shown in Figure 3.Perhaps, the combination section 35 ring-like plate body that has light transmission and extend to form laterally from these light out part 31.Yet the mode that these light out part 31 are connected with combination section 35 is non-in order to limit to the utility model.
See also shown in Figure 1.The quantity of joint pin 36 is one.Joint pin 36 is connected to center and circuit board 1(such as Fig. 9 of combination section 35), these lenticules 3 are surrounded on joint pin 36.Preferably, the structure that is formed in one of combination section 35 and joint pin 36.
See also shown in Fig. 2 A.The quantity of joint pin 36 is three, and these joint pins 36 35 extend to form from the combination section.In other words, the structure that is formed in one of these joint pins 36, these lenticules 3 and combination section 35.
See also shown in Figure 9.These joint pins 36 are connected respectively a plurality of perforates 10 in circuit board 1, and using provides firm structural.
In more detail, make with ejection formation or other model modes with joint pin 36 combination section 35, it can save manufacturing time and cost, but quantity and the connected mode of the molding mode of combination section 35 and joint pin 36 and joint pin 36 are all non-in order to limit to the utility model.
See also shown in Fig. 2 B.The arrangement mode of these lenticules 3 is not limited to ring-like folded array.For example: the arrangement mode of these lenticules 3 is folded array, triangular form folded array or square type folded array linearly.The arrangement mode of above-mentioned lenticule 3 only is application category of the present utility model, and is non-in order to limit to the utility model.
See also shown in Figure 4ly, it is the opticpath figure of these light emitting diodes 2.Light L0 ', the L1 that these light emitting diodes 2 send, L1 ', L2, L2 ' are projeced into respectively each bottom surface 330 and encircle below the light travel path of side 331 with each:
At first, the light L0 ' that is projeced into bottom surface 330 can directly penetrate in light out part 31, and perhaps light L0 ' penetrates through light out part 31 after 330 refractions of bottom surface again.
Moreover the light L1, the L1 ' that are projeced into ring side 331 then can reflex to bottom surface 330 and then penetrate through light out part 31 again.Another part light L2, L2 ' can after 331 refractions of ring side, through reflecting surface 32 reflections, penetrate by light out part 31 more at last.
In more detail, the light that is incident in arcuation bottom surface 330 from all angles produces refraction, and roughly be parallel to each other by light out part 31, so that the light of these light emitting diodes 2 shines when this object, as shining in this object with single lighting source, it can reduce the phenomenon that produces ghost when ray cast during to this object effectively.Using provides the lighting quality that has without ghost, and and then reduces the user in long-time fatigue and the sense of discomfort that at the moment causes of using under light.
See also shown in Figure 9, lamp socket 4(of the present utility model such as Figure 11) comprise an aluminium body 40, an outer shroud 41, a radiator 42, a support 43, an electrical equipment dividing plate 44, a power elements 45 and an electrical equipment cover 46.
See also shown in Figure 9.The outward appearance of aluminium body 40 is in the form of annular discs and comprise four perforates 400.
Moreover, have the fixing hole 410 that four intervals arrange on the sidewall of outer shroud 41.The internal diameter of outer shroud 41 is slightly larger than the external diameter of aluminium body 40.
See also shown in Figure 10.Radiator 42 is cylindric and comprises a plurality of spaced fins 420, and radiator 42 has respectively a plurality of perforation 421, one first holding part 422 and one second holding part 423.Wherein, the volume of the first holding part 422 is less than the second holding part 423.Perforation 421 positions of radiator 42 correspond respectively to the position of the perforate 400 of aluminium body 40.
See also shown in Figure 9.Support 43 includes a ring-like body 430 and four fixing feet 431.These fixing feet 431 are arranged at intervals at ring-like body 430.
Moreover these fixing feet 431 have respectively a perforation 4310 away from the end of this ring-like body 430.Wherein, the position of the perforation 4310 of part corresponds respectively to the position of the fixing hole 410 of outer shroud 41.
Please consult again shown in Figure 9.Electrical equipment dividing plate 44 comprises a disk body 440 and four projections 441.Disk body 440 has two guide holes 442, and the position of these guide holes 442 corresponds respectively to the position of these perforation 421 of radiator 42.The shape of these projections 441 is identical and from disk body 440 outwardly formation.
Moreover electrical equipment cover 46 has a receiving room 460 and two locating holes 461.The position of these locating holes 461 corresponds respectively to the position of these perforation 421 of radiator 42.
See also shown in Figure 10.It below is the simple illustration of the annexation of lamp socket 4 and the utility model dead-beat light source guiding structural.
See also Fig. 9 and shown in Figure 10.When circuit board 1 and dead-beat light source guiding structural are located at the first holding part 422, light out part 31(such as Fig. 1 of lenticule 3) towards radiator 42 outsides.Aluminium body 40 is resisted against the edge of these combination sections 35.By the perforate 400 of aluminium body 40 and the perforation 421 of radiator 42, aluminium body 40 is locked in a side of radiator 42.
See also shown in Figure 9.Power elements 45 is placed in receiving room 460 and is electrically connected at circuit board 1 and these light emitting diodes 2.Power elements 45 is resisted against these projections 441.Electrical equipment dividing plate 44 is made for adiabatic material, and it causes excess Temperature and impaired in order to avoid power elements 45 directly to touch radiator 42.By these locating holes 461, these guide holes 442 and these perforation 421, electrical equipment cover 46 and electrical equipment dividing plate 44 are locked in the another side of radiator 42.
Please consult again shown in Figure 9.By the perforation 4310 of fixing feet 431 and the fixing hole 410 of outer shroud 41, support 43 is locked in outer shroud 41.And the perforation 4310 of two other fixing feet 431 is in order to provide a shell (not shown) to coat lamp socket 4(such as Figure 11) rear locking usefulness.
More than, the assembly pattern that lamp socket 4 comprises and connected mode thereof only are the category of present embodiment, and be non-in order to limit to the utility model.
﹝ the 2nd executes routine ﹞ in fact
See also shown in Figure 6ly, it is the second embodiment of the present utility model, and present embodiment and the first embodiment are similar, exist together mutually no longer to repeat, and both differences is that mainly each lenticule 3 also includes a plurality of the second light guide sections 34.
See also Fig. 5 and shown in Figure 7.Wherein, the utility model dead-beat light source guiding structural corresponding to the thickness on the central axis C greater than dead-beat light source guiding structural among the first embodiment corresponding to the thickness on the central axis C.
Moreover, when the utility model dead-beat light source guiding structural is located at second holding part 423(such as Figure 10) time, wherein, these second light guide sections 34 are respectively from these light out part 31 depression moulding.The position correspondence of each the second light guide section 34 is located at a side of each the first light guide section 33.
See also shown in Figure 7.In detail, each second light guide section 34 comprises that respectively an end face 340 is connected the guiding face 341 of this end face 340 with one.Each end face 340 is plane and distinguishes face with respect to each bottom surface 330, and the external diameter size of each end face 340 is approximately identical to respectively the external diameter size of each bottom surface 330.
Moreover the area of each guiding face 341 is greater than the ring side 331 of each the first light guide section 33.Wherein, the external diameter of these guiding faces 331 is respectively towards the direction convergent moulding of these end faces 340.Reflecting surface 32 areas at present embodiment are large than reflecting surface 32 areas among the first embodiment.
See also shown in Figure 8ly, it is the opticpath figure of these light emitting diodes 2 of the second embodiment.Light L0, the L1, the L1 ' that send afterwards and transmit the bottom surface 330 of these the first light guide sections 33 from these light emitting diodes 2 inject respectively these end faces 340.Light L0, the L1, the L1 ' that inject these end faces 340 reflect and penetrate towards the direction away from these lenticules 3 respectively through these guiding faces 341 respectively.
In more detail, the light that these light emitting diodes 2 send by after these first light guide sections 33, is adjusted concentration degree and the uniformity of light respectively again via these second light guide sections 34, increase the efficient of eliminating the ghost phenomenon.
In sum, the utility model dead-beat light source guiding structural sees through reflecting surface and the light guide section structure in the lenticule, and a plurality of lenticules are overlapping, use the ghost that elimination produces when a plurality of LED sources shine in object, and then be reduced under the light with the fatigue and the sense of discomfort that at the moment cause.
Yet the above only is preferred embodiment of the present utility model; non-ly be intended to limit to scope of patent protection of the present utility model; so the equivalence of such as using the utility model specification and graphic content to do changes; all in like manner all be contained in the claim protection domain of the present utility model, close and give Chen Ming.
Claims (10)
1. a dead-beat light source guiding structural is characterized in that, in order to the light that guiding is sent by a plurality of light emitting diodes that are arranged at a circuit board, described dead-beat light source guiding structural comprises:
A plurality of lenticules, each described lenticule has a light out part, the reflecting surface of one first light guide section and an arcuation that is connected with described light out part and described the first light guide section, described reflecting surface is located on respectively described the first light guide section, any two adjacent described lenticular reflectings surface are mutually overlapping and form a continuous curve surface, each described first light guide section comprises a bottom surface and a ring side that is connected with described bottom surface, the adjoiner of each described ring side and each described reflecting surface defines an opening, and each described opening correspondence is towards the exiting surface of each described light emitting diode.
2. dead-beat light source guiding structural according to claim 1 is characterized in that, the position convergent towards each described opening is the truncated cone shape to each described lenticular external diameter from the position that is close to each described light out part respectively.
3. dead-beat light source guiding structural according to claim 1, it is characterized in that, described lenticule defines respectively a central axis, and the distance between any two adjacent described lenticular central axis is less than the distance between the described lenticular central axis that was arranged in any two minutes.
4. dead-beat light source guiding structural according to claim 2 is characterized in that, the described bottom surface of described the first light guide section is arc surfaced towards the direction convergent of described opening respectively, and the internal diameter of described ring side is towards the direction convergent away from described opening.
5. dead-beat light source guiding structural according to claim 1, it is characterized in that, described lenticule comprises a plurality of the second light guide sections that are shaped from described light out part depression respectively, and described the second light guide section comprises respectively an end face and a guiding face that is connected with described end face.
6. dead-beat light source guiding structural according to claim 1, it is characterized in that, described dead-beat light source guiding structural comprises a combination section and a joint pin, described combination section is extended and is formed in the inboard to described light out part from described light out part, and described joint pin extends to form from described combination section and adjacent to described lenticule.
7. dead-beat light source guiding structural according to claim 1, it is characterized in that, described dead-beat light source guiding structural comprises a combination section and a plurality of joint pin, described combination section is extended and is formed in the outside to described light out part from described light out part, and described joint pin extends to form from described combination section and adjacent to described lenticule.
8. dead-beat light source guiding structural according to claim 7 is characterized in that described joint pin is set in distance, and described joint pin is connected to described circuit board.
9. dead-beat light source guiding structural according to claim 4 is characterized in that, described lenticule is line style to be arranged, and the size of each described lenticular opening is greater than the area of the light-emitting area of each described light emitting diode.
10. dead-beat light source guiding structural according to claim 1 is characterized in that, described dead-beat light source guiding structural comprises a lamp socket, and described lenticule is located at the inside of described lamp socket, and described light out part is connected with the external world.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101217601U TWM445697U (en) | 2012-09-12 | 2012-09-12 | Inline light source guidance structure |
| TW101217601 | 2012-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202884803U true CN202884803U (en) | 2013-04-17 |
Family
ID=48076227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204989442U Expired - Fee Related CN202884803U (en) | 2012-09-12 | 2012-09-27 | Direct-type light source guiding structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN202884803U (en) |
| TW (1) | TWM445697U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292217A (en) * | 2013-05-23 | 2013-09-11 | 东莞市晶谷照明科技有限公司 | Multi-light-source imaging system of projecting lamp |
| CN108072014A (en) * | 2016-11-16 | 2018-05-25 | 佛山市顺德区美的电热电器制造有限公司 | Lampshade and panel and cooking apparatus |
-
2012
- 2012-09-12 TW TW101217601U patent/TWM445697U/en not_active IP Right Cessation
- 2012-09-27 CN CN2012204989442U patent/CN202884803U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292217A (en) * | 2013-05-23 | 2013-09-11 | 东莞市晶谷照明科技有限公司 | Multi-light-source imaging system of projecting lamp |
| CN108072014A (en) * | 2016-11-16 | 2018-05-25 | 佛山市顺德区美的电热电器制造有限公司 | Lampshade and panel and cooking apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM445697U (en) | 2013-01-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20150927 |
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| EXPY | Termination of patent right or utility model |