CN103322440B - Luminous module changing light advancing path through interior reflection - Google Patents
Luminous module changing light advancing path through interior reflection Download PDFInfo
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- CN103322440B CN103322440B CN201210081793.5A CN201210081793A CN103322440B CN 103322440 B CN103322440 B CN 103322440B CN 201210081793 A CN201210081793 A CN 201210081793A CN 103322440 B CN103322440 B CN 103322440B
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Abstract
A luminous module changing the light advancing path through interior reflection includes a light guide unit, a reflection unit and a luminous unit, wherein the light guide unit includes at least one transmitting body and a plurality of tiny reflection particles mixed inside the transmitting body; the refractive index of the transmitting body is different from those of the tiny reflection particles; the transmitting body is provided with at least one incoming surface and at least one outgoing surface; the reflection unit includes at least one reflection layer arranged on the outer surface of the transmitting body; the luminous unit includes at least one first luminous element near to the transmitting body; first light beams generated by the first luminous element and incident to the transmitting body from the first incoming surface are reflected by the tiny reflection particles and the reflection layer, and are then left from the transmitting body through the outgoing surface. The luminous module provided by the invention can effectively improve the outgoing efficiency.
Description
Technical field
The present invention relates to a kind of light emitting module, particularly relate to a kind of light emitting module being changed light travel path by internal reflection.
Background technology
By more known with conventional light source for light emitting diode (LED), light emitting diode has that volume is little, power saving, luminous efficiency is good, the life-span is long, operant response speed fast, and the advantages such as the pollution of the noxious material such as non-thermal radiation and mercury.Therefore in recent years, the application surface of light emitting diode is to the utmost is extensive.Past also cannot replace traditional lighting source due to the brightness of light emitting diode, but along with the continuous lifting of technology, developed the High Power LED of high illumination briliancy at present, it is enough to replace traditional lighting source.But tradition uses the LED lamp of light emitting diode still effectively cannot promote overall light extraction efficiency.So, how by means of the design of structure, promote the light extraction efficiency of LED lamp entirety, become those skilled in the art important topic for solving.
Summary of the invention
The invention provides a kind of light emitting module being changed light travel path by internal reflection, it effectively certainly can separate the defect that tradition " effectively cannot promote overall light extraction efficiency ".
The invention provides a kind of light emitting module being changed light travel path by internal reflection, it comprises: a light element, a reflector element and a luminescence unit.This light element comprises at least one transparent body and multiple micro-reflection grain being mixed into above-mentioned at least one transparent body inside, wherein the refractive index of above-mentioned at least one transparent body and the refractive index of above-mentioned multiple micro-reflection grain different, and above-mentioned at least one transparent body has at least one first incidence surface and at least one exiting surface.This reflector element comprises the reflecting layer at least one outer surface being arranged on above-mentioned at least one transparent body.This luminescence unit comprises the first light-emitting component of the above-mentioned at least one transparent body of at least one vicinity, the first light beam that wherein above-mentioned at least one first light-emitting component produces drops in above-mentioned at least one transparent body from above-mentioned at least one first incidence surface, and the first light beam in the above-mentioned at least one transparent body of above-mentioned input leaves above-mentioned at least one transparent body from above-mentioned at least one exiting surface after being subject to the reflection in above-mentioned multiple micro-reflection grain and above-mentioned at least one reflecting layer.
In other words, the invention provides a kind of light emitting module being changed light travel path by internal reflection, it comprises: a light element, it comprises at least one transparent body and multiple micro-reflection grain being mixed into described at least one transparent body inside, the refractive index of wherein said at least one transparent body and the refractive index of described multiple micro-reflection grain different, and described at least one transparent body has at least one first incidence surface and at least one exiting surface; One reflector element, it comprises the reflecting layer at least one outer surface being arranged on described at least one transparent body; And a luminescence unit, it comprises the first light-emitting component of the described at least one transparent body of at least one vicinity, the first light beam that wherein said at least one first light-emitting component produces drops in described at least one transparent body from described at least one first incidence surface, and the first light beam in the described at least one transparent body of described input leaves described at least one transparent body from described at least one exiting surface after being subject to the reflection in described multiple micro-reflection grain and described at least one reflecting layer.
The present invention provides a kind of light emitting module being changed light travel path by internal reflection in addition, and it comprises: a light element, a reflector element and a luminescence unit.This light element comprises at least one transparent body, is multiplely mixed into first micro-reflection grain of above-mentioned at least one transparent body inside and multiple second micro-reflection grain being mixed into above-mentioned at least one transparent body inside, wherein the refractive index of the refractive index of above-mentioned at least one transparent body, the refractive index of above-mentioned multiple first micro-reflection grain and above-mentioned multiple second micro-reflection grain is all different, and above-mentioned at least one transparent body has at least one first incidence surface and at least one exiting surface.This reflector element comprises the reflecting layer at least one outer surface being arranged on above-mentioned at least one transparent body.This luminescence unit comprises the first light-emitting component of the above-mentioned at least one transparent body of at least one vicinity, wherein the first light beam of producing of above-mentioned at least one first light-emitting component drops in above-mentioned at least one transparent body from above-mentioned at least one first incidence surface, and the first light beam in the above-mentioned at least one transparent body of above-mentioned input leaves above-mentioned at least one transparent body from above-mentioned at least one exiting surface after being subject to the reflection in above-mentioned multiple first micro-reflection grain, above-mentioned multiple second micro-reflection grain and above-mentioned at least one reflecting layer.
In other words, the present invention provides a kind of light emitting module being changed light travel path by internal reflection in addition, it comprises: a light element, it comprises at least one transparent body, multiplely be mixed into first micro-reflection grain of described at least one transparent body inside and multiple second micro-reflection grain being mixed into described at least one transparent body inside, the refractive index of wherein said at least one transparent body, the refractive index of described multiple first micro-reflection grain and the refractive index of described multiple second micro-reflection grain all different, and described at least one transparent body has at least one first incidence surface and at least one exiting surface, one reflector element, it comprises the reflecting layer at least one outer surface being arranged on described at least one transparent body, and a luminescence unit, it comprises the first light-emitting component of the described at least one transparent body of at least one vicinity, the first light beam that wherein said at least one first light-emitting component produces drops in described at least one transparent body from described at least one first incidence surface, and the first light beam in the described at least one transparent body of described input leaves described at least one transparent body from described at least one exiting surface after being subject to the reflection in described multiple first micro-reflection grain, described multiple second micro-reflection grain and described at least one reflecting layer.
The present invention reoffers a kind of light emitting module being changed light travel path by internal reflection, and it comprises: a light element, a reflector element and a luminescence unit.This light element comprises at least one transparent body, multiple micro-reflection grain being mixed into above-mentioned at least one transparent body inside, and multiplely there is a particular color and the fine setting coloured particles of uniformly dispersing in above-mentioned at least one transparent body inside, wherein above-mentioned at least one transparent body is mixed at the carrying material of above-mentioned at least one transparent body inside to make above-mentioned multiple micro-reflection grain uniformly dispersing as the carrier of above-mentioned multiple micro-reflection grain mutually by a transmission substance and one, the coefficient of viscosity of this carrying material is less than the coefficient of viscosity of this transmission substance, the refractive index of above-mentioned at least one transparent body and the refractive index of above-mentioned multiple micro-reflection grain different, and above-mentioned at least one transparent body has at least one first incidence surface and at least one exiting surface.This reflector element comprises the reflecting layer at least one outer surface being arranged on above-mentioned at least one transparent body.This luminescence unit comprises the first light-emitting component of the above-mentioned at least one transparent body of at least one vicinity, the first light beam that wherein above-mentioned at least one first light-emitting component produces drops in above-mentioned at least one transparent body from above-mentioned at least one first incidence surface, and the first light beam in the above-mentioned at least one transparent body of above-mentioned input leaves above-mentioned at least one transparent body from above-mentioned at least one exiting surface after being subject to the reflection in above-mentioned multiple micro-reflection grain and above-mentioned at least one reflecting layer.
In other words, the present invention reoffers a kind of light emitting module being changed light travel path by internal reflection, it comprises: a light element, it comprises at least one transparent body, multiple be mixed into described at least one transparent body inside micro-reflection grain and multiplely there is a particular color and the fine setting coloured particles of uniformly dispersing in described at least one transparent body inside, wherein said at least one transparent body is mixed at the carrying material of described at least one transparent body inside to make described multiple micro-reflection grain uniformly dispersing as the carrier of described multiple micro-reflection grain mutually by a transmission substance and one, the coefficient of viscosity of this carrying material is less than the coefficient of viscosity of this transmission substance, the refractive index of described at least one transparent body and the refractive index of described multiple micro-reflection grain different, and described at least one transparent body has at least one first incidence surface and at least one exiting surface, one reflector element, it comprises the reflecting layer at least one outer surface being arranged on described at least one transparent body, and a luminescence unit, it comprises the first light-emitting component of the described at least one transparent body of at least one vicinity, the first light beam that wherein said at least one first light-emitting component produces drops in described at least one transparent body from described at least one first incidence surface, and the first light beam in the described at least one transparent body of described input leaves described at least one transparent body from described at least one exiting surface after being subject to the reflection in described multiple micro-reflection grain and described at least one reflecting layer.
Beneficial effect of the present invention is: first, the present invention by " above-mentioned multiple be mixed into above-mentioned at least one transparent body inside micro-reflection grain and above-mentioned at least one outer surface being arranged on above-mentioned at least one transparent body on reflecting layer cooperatively interact " design, leave above-mentioned at least one transparent body from above-mentioned at least one exiting surface after making the first light beam in the above-mentioned at least one transparent body of above-mentioned input be subject to the reflection in above-mentioned multiple micro-reflection grain and above-mentioned at least one reflecting layer, and then effectively increase the light extraction efficiency of light emitting module of the present invention.Moreover, the present invention is by " above-mentioned multiple first micro-reflection grain being mixed into above-mentioned at least one transparent body inside, above-mentioned multiple second micro-reflection grain being mixed into above-mentioned at least one transparent body inside, and the reflecting layer on above-mentioned at least one outer surface being arranged on above-mentioned at least one transparent body cooperatively interacts " design, the first light beam in the above-mentioned at least one transparent body of above-mentioned input is made to be subject to above-mentioned multiple first micro-reflection grain, above-mentioned at least one transparent body is left from above-mentioned at least one exiting surface after the reflection in above-mentioned multiple second micro-reflection grain and above-mentioned at least one reflecting layer, and then effectively increase the light extraction efficiency of light emitting module of the present invention.
In order to further understand feature of the present invention and technology contents, refer to following detailed description for the present invention and accompanying drawing, but appended accompanying drawing only provides reference and explanation use, is not used for limiting the present invention.
Accompanying drawing explanation
Figure 1A is the schematic perspective view that the light element of light emitting module in the embodiment of the present invention one and reflector element cooperatively interact;
Figure 1B is the generalized section of the light emitting module of the embodiment of the present invention one;
Fig. 1 C is the enlarged diagram of the part A of Figure 1B;
Fig. 1 D is the schematic side view of the embodiment of the present invention one;
Fig. 2 is the generalized section of the light emitting module of the embodiment of the present invention two;
Fig. 3 is the generalized section of the light emitting module of the embodiment of the present invention three;
Fig. 4 is the generalized section of the light emitting module of the embodiment of the present invention four;
Fig. 5 is the generalized section of the light emitting module of the embodiment of the present invention five.
[main element description of reference numerals]
Light element 1 transparent body 10
Transmission substance 10A
Carrying material 10B
First incidence surface 101
Second incidence surface 102
Exiting surface 103
Dimpling thing 1030
Micro-reflection grain 11
First micro-reflection grain 11A
Second micro-reflection grain 11B
Fine setting coloured particles 12
Reflector element 2 reflecting layer 20
Luminescence unit 3 first light-emitting component 30A
Second light-emitting component 30B
First light beam L1
Second light beam L2
Projecting beam P
First folded light beam R1
Second folded light beam R2
3rd folded light beam R3
4th folded light beam R4
Detailed description of the invention
Embodiment one
Refer to shown in Figure 1A to Fig. 1 D, Figure 1A is the schematic perspective view that the light element of light emitting module in the embodiment of the present invention one and reflector element cooperatively interact, Figure 1B is the generalized section of the light emitting module of the embodiment of the present invention one, Fig. 1 C is the enlarged diagram of part A in Figure 1B, and Fig. 1 D is the schematic side view of the embodiment of the present invention one.From Figure 1A to Fig. 1 D, the embodiment of the present invention one provides a kind of light emitting module Z being changed light travel path by internal reflection, and it comprises: light element 1, reflector element 2 and a luminescence unit 3.
First, coordinate shown in Figure 1A and Figure 1B, light element 1 comprise at least one transparent body 10 and multiple be mixed into transparent body 10 inside micro-reflection grain 11 (as in Figure 1B shown in multiple "●" symbols of transparent body 10 inside), wherein the refractive index of transparent body 10 and the refractive index of above-mentioned multiple micro-reflection grain 11 different, and transparent body 10 has at least one first incidence surface 101 and at least one exiting surface 103.For example, transparent body 10 can made by any plastic material with transmittancy, and above-mentioned multiple micro-reflection grain 11 can be micron-sized quartz, micron-sized silver, micron-sized carbon, nano level silver or nano level carbon etc.But transparent body used in the present invention 10 and multiple micro-reflection grain 11 not with above-described embodiment one for example be limited.
Moreover, coordinate shown in Figure 1B and Fig. 1 C, transparent body 10 can make above-mentioned multiple micro-reflection grain 11 mutually to mix at the carrying material 10B of transparent body 10 inside by uniformly dispersing as the carrier (carrier) of above-mentioned multiple micro-reflection grain 11 by a transmission substance 10A and.In addition, coefficient of viscosity (viscosity) due to carrying material 10B can be less than the coefficient of viscosity of transmission substance 10A, so above-mentioned multiple micro-reflection grain 11 or can move and regards it as the inside of uniformly dispersing in transparent body 10 by the carrying of carrying material 10B.For example, in the process making transparent body 10, when transmission substance 10A, carrying material 10B and above-mentioned multiple micro-reflection grain 11 are mixed together simultaneously, because above-mentioned multiple micro-reflection grain 11 in transparent body 10 inside is very easy to increase mobility by carrying material 10B, so above-mentioned multiple micro-reflection grain 11 can be very easy to the carrying by carrying material 10B or move to regard it as reach the object of uniformly dispersing in transparent body 10 inside.In addition, transmission substance 10A can be polymethyl methacrylate (Polymethylmethacrylate, be called for short PMMA, also known as doing acryl) or the plastic material of any tool transmittancy, and carrying material 10B can be the transmission substance that any coefficient of viscosity is less than transmission substance 10A, such as salad oil.But transmission substance 10A used in the present invention and carrying material 10B not with above-described embodiment one for example be limited.
Moreover coordinate shown in Figure 1A and Figure 1B, reflector element 2 comprises the reflecting layer 20 at least one outer surface being arranged on transparent body 10.For example, reflecting layer 20 can for connect reflective film on the outer surface being attached to transparent body 10 or reflector plate always, or reflecting layer 20 also can be a jet printing type reflecting layer be formed on the outer surface of transparent body 10 by follow-up spray process.But reflecting layer 20 used in the present invention not with above-described embodiment one for example be limited.
In addition, coordinate shown in Figure 1A and Figure 1B, luminescence unit 3 comprises the first light-emitting component 30A (such as LED) of at least one contiguous transparent body 10, the first light beam L1 that wherein the first light-emitting component 30A produces can drop in transparent body 10 from the first incidence surface 101, and the first light beam L1 in above-mentioned input transparent body 10 leaves transparent body 10 from exiting surface 103 after being subject to the reflection in above-mentioned multiple micro-reflection grain 11 and reflecting layer 20.For example, when the first light beam L1 that the first light-emitting component 30A produces drops in transparent body 10 from the first incidence surface 101, the reflection that the first light beam L1 is subject to a wherein micro-reflection grain 11 forms (A) afterwards and invests from projecting beam P, (B) that exiting surface 103 leaves transparent body 10 the second folded light beam R2 that first folded light beam R1 of a contiguous other micro-reflection grain 11 and (C) invests reflecting layer 20.Then, the reflection that this first folded light beam R1 is subject to an other micro-reflection grain 11 of above-mentioned vicinity forms one to leave transparent body 10 projecting beam P from exiting surface 103 afterwards.The reflection that this second folded light beam R2 is subject to reflecting layer 20 forms (A) afterwards and leaves from exiting surface 103 the 3rd folded light beam R3 that the projecting beam P of transparent body 10 and (B) invests a wherein micro-reflection grain 11.Then, the reflection that this 3rd folded light beam R3 is subject to an above-mentioned wherein micro-reflection grain 11 forms (A) afterwards and leaves from exiting surface 103 the 4th folded light beam R4 that the projecting beam P of transparent body 10 and (B) invests a contiguous other micro-reflection grain 11, and the reflection that wherein the 4th folded light beam R4 is subject to an other micro-reflection grain 11 of above-mentioned vicinity forms one to leave transparent body 10 projecting beam P from exiting surface 103 afterwards.
In other words, the the first light beam L1 produced as the first light-emitting component 30A drops into after in transparent body 10 from the first incidence surface 101, the present invention coordinates by above-mentioned multiple micro-reflection grain 11 and reflecting layer 20, and make the first light beam L1 can carry out reflecting in the inside of transparent body 10 and change first light beam L1 travel path originally of taking advantage of a situation, therefore above-mentioned drop into the first light-emitting component 30A in transparent body 10 from the first incidence surface 101 can by the reflex of above-mentioned multiple micro-reflection grain 11 with reflecting layer 20, and efficiently leave transparent body 10 from exiting surface 103.
Moreover from Fig. 1 D, exiting surface 103 of the present invention, except can being designed to smooth exiting surface 103, also can be designed to coarse exiting surface 103, carry out the luminous efficiency for increasing light emitting module Z of the present invention.In other words, the present invention can, by the coarse structure (or atomization structure) be made up of multiple irregular dimpling thing 1030 that is shaped on exiting surface 103, make projecting beam P efficiently leave transparent body 10 from exiting surface 103.
Embodiment two
Refer to shown in Fig. 2, the embodiment of the present invention two provides a kind of light emitting module Z being changed light travel path by internal reflection, and it comprises: light element 1, reflector element 2 and a luminescence unit 3.From Fig. 2 and Figure 1B relatively, the embodiment of the present invention two difference maximum with embodiment one is: in embodiment two, light element 1 also comprises further and multiplely has a particular color and the fine setting coloured particles 12 (as Fig. 2 in multiple " △ " symbol of transparent body 10 inside Suo Shi) of uniformly dispersing in transparent body 10 inside, and wherein above-mentioned multiple fine setting coloured particles 12 can made by the plastic material of any tool transmittancy.In other words, because above-mentioned multiple fine setting coloured particles 12 can present a specific color, so when above-mentioned multiple fine setting coloured particles 12 by uniformly dispersing when transparent body 10 is inner, except transparent body 10 can be allowed to present except different color, optical uniformity when projecting beam P leaves transparent body 10 from exiting surface 103 also can be increased.
Embodiment three
Refer to shown in Fig. 3, the embodiment of the present invention three provides a kind of light emitting module Z being changed light travel path by internal reflection, and it comprises: light element 1, reflector element 2 and a luminescence unit 3.From Fig. 3 and Fig. 2 relatively, the embodiment of the present invention three difference maximum with embodiment two is: in embodiment three, transparent body 10 also has at least one second incidence surface 102 further, and luminescence unit 3 comprises the second light-emitting component 30B of at least one contiguous transparent body 10 further, the second light beam L2 that wherein the second light-emitting component 30B produces can drop in transparent body 10 from the second incidence surface 102, and the second light beam L2 in above-mentioned input transparent body 10 leaves transparent body 10 from exiting surface 103 after being subject to the reflection in above-mentioned multiple micro-reflection grain 11 and reflecting layer 20.
For example, the first light-emitting component 30A and the second light-emitting component 30B can be separately positioned on by two opposition side ends of transparent body 10.When the second light beam L2 that the second light-emitting component 30B produces drops in transparent body 10 from the second incidence surface 102, the reflection that the second light beam L2 is subject to a wherein micro-reflection grain 11 forms (A) afterwards and invests from projecting beam P, (B) that exiting surface 103 leaves transparent body 10 the second folded light beam R2 that first folded light beam R1 of a contiguous other micro-reflection grain 11 and (C) invests reflecting layer 20.Then, the reflection that this first folded light beam R1 is subject to an other micro-reflection grain 11 of above-mentioned vicinity forms one to leave transparent body 10 projecting beam P from exiting surface 103 afterwards.The reflection that this second folded light beam R2 is subject to reflecting layer 20 forms (A) afterwards and leaves from exiting surface 103 the 3rd folded light beam R3 that the projecting beam P of transparent body 10 and (B) invests a wherein micro-reflection grain 11.Then, the reflection that this 3rd folded light beam R3 is subject to an above-mentioned wherein micro-reflection grain 11 forms (A) afterwards and leaves from exiting surface 103 the 4th folded light beam R4 that the projecting beam P of transparent body 10 and (B) invests a contiguous other micro-reflection grain 11, and the reflection that wherein the 4th folded light beam R4 is subject to an other micro-reflection grain 11 of above-mentioned vicinity forms one to leave transparent body 10 projecting beam P from exiting surface 103 afterwards.
In other words, the the second light beam L2 produced as the second light-emitting component 30B drops into after in transparent body 10 from the second incidence surface 102, the present invention coordinates by above-mentioned multiple micro-reflection grain 11 and reflecting layer 20, and make the second light beam L2 can carry out reflecting in the inside of transparent body 10 and change second light beam L2 travel path originally of taking advantage of a situation, therefore above-mentioned drop into the second light-emitting component 30B in transparent body 10 from the second incidence surface 102 can by the reflex of above-mentioned multiple micro-reflection grain 11 with reflecting layer 20, and efficiently leave transparent body 10 from exiting surface 103.
Embodiment four
Refer to shown in Fig. 4, the embodiment of the present invention four provides a kind of light emitting module Z being changed light travel path by internal reflection, and it comprises: light element 1, reflector element 2 and a luminescence unit 3.From Fig. 4 and Fig. 2 relatively, the embodiment of the present invention four difference maximum with embodiment two is: in embodiment four, light element 1 comprises at least one transparent body 10, multiple first micro-reflection grain 11A being mixed into transparent body 10 inside, and multiple second micro-reflection grain 11B being mixed into transparent body 10 inside, the wherein refractive index of transparent body 10, the refractive index of above-mentioned multiple first micro-reflection grain 11A, and the refractive index of above-mentioned multiple second micro-reflection grain 11B is all different, and transparent body 10 has at least one first incidence surface 101 and at least one exiting surface 103.Luminescence unit 3 comprises the first light-emitting component 30A of at least one contiguous transparent body 10, the first light beam L1 that wherein the first light-emitting component 30A produces drops in transparent body 10 from the first incidence surface 101, and the first light beam L1 in above-mentioned input transparent body 10 leaves transparent body 10 from exiting surface 103 after being subject to the reflection in above-mentioned multiple first micro-reflection grain 11A, above-mentioned multiple second micro-reflection grain 11B and reflecting layer 20.
For example, transparent body 10 can be mixed as the carrying material 10B of the carrier of above-mentioned multiple first micro-reflection grain 11A and above-mentioned multiple second micro-reflection grain 11B by a transmission substance 10A and simultaneously mutually, and the coefficient of viscosity of carrying material 10B can be less than the coefficient of viscosity of transmission substance 10A.
Embodiment five
Refer to shown in Fig. 5, the embodiment of the present invention five provides a kind of light emitting module Z being changed light travel path by internal reflection, and it comprises: light element 1, reflector element 2 and a luminescence unit 3.From Fig. 5 and Fig. 4 relatively, the embodiment of the present invention five difference maximum with embodiment four is: in embodiment five, transparent body 10 has at least one second incidence surface 102 further, and luminescence unit 3 comprises the second light-emitting component 30B of at least one contiguous transparent body 10 further, the second light beam L2 that wherein the second light-emitting component 30B produces can drop in transparent body 10 from the second incidence surface 102, and the second light beam L2 in above-mentioned input transparent body 10 leaves transparent body 10 from exiting surface 103 after being subject to the reflection in above-mentioned multiple micro-reflection grain 11 and reflecting layer 20.
First, the light emitting module that the embodiment of the present invention provides, by " above-mentioned multiple be mixed into above-mentioned at least one transparent body inside micro-reflection grain and above-mentioned at least one outer surface being arranged on above-mentioned at least one transparent body on reflecting layer cooperatively interact " design, leave above-mentioned at least one transparent body from above-mentioned at least one exiting surface after making the first light beam in the above-mentioned at least one transparent body of above-mentioned input be subject to the reflection in above-mentioned multiple micro-reflection grain and above-mentioned at least one reflecting layer, and then effectively increase the light extraction efficiency of light emitting module of the present invention.Moreover, the light emitting module that the embodiment of the present invention provides, by " above-mentioned multiple first micro-reflection grain being mixed into above-mentioned at least one transparent body inside, above-mentioned multiple second micro-reflection grain being mixed into above-mentioned at least one transparent body inside, and the reflecting layer on above-mentioned at least one outer surface being arranged on above-mentioned at least one transparent body cooperatively interacts " design, the first light beam in the above-mentioned at least one transparent body of above-mentioned input is made to be subject to above-mentioned multiple first micro-reflection grain, above-mentioned at least one transparent body is left from above-mentioned at least one exiting surface after the reflection in above-mentioned multiple second micro-reflection grain and above-mentioned at least one reflecting layer, and then effectively increase the light extraction efficiency of light emitting module of the present invention.
The foregoing is only better possible embodiments of the present invention, non-ly therefore limit to scope of the present invention, therefore the equivalence techniques change that all utilizations description of the present invention and accompanying drawing content are done, be all contained in protection scope of the present invention.
Claims (10)
1. changed a light emitting module for light travel path by internal reflection, it is characterized in that, comprising:
One light element, it comprises at least one transparent body and multiple micro-reflection grain being mixed into described at least one transparent body inside, the refractive index of wherein said at least one transparent body and the refractive index of described multiple micro-reflection grain different, and described at least one transparent body has at least one first incidence surface and at least one exiting surface;
One reflector element, it comprises the reflecting layer at least one outer surface being arranged on described at least one transparent body; And
One luminescence unit, it comprises the first light-emitting component of the described at least one transparent body of at least one vicinity, the first light beam that wherein said at least one first light-emitting component produces drops in described at least one transparent body from described at least one first incidence surface, and the first light beam in the described at least one transparent body of described input leaves described at least one transparent body from described at least one exiting surface after being subject to the reflection in described multiple micro-reflection grain and described at least one reflecting layer;
Wherein, described at least one transparent body is mixed at the carrying material of described at least one transparent body inside to make described multiple micro-reflection grain uniformly dispersing as the carrier of described multiple micro-reflection grain mutually by a transmission substance and one; and increase mobility at described multiple micro-reflection grains of the inside of described at least one transparent body by this carrying material; make described multiple micro-reflection grain can by the traction of this carrying material, with the inside of uniformly dispersing in described at least one transparent body.
2. the as claimed in claim 1 light emitting module being changed light travel path by internal reflection, be is characterized in that, this light element comprises and multiplely has a particular color and the fine setting coloured particles of uniformly dispersing in described at least one transparent body inside.
3. the light emitting module being changed light travel path by internal reflection as claimed in claim 1, it is characterized in that, the coefficient of viscosity of this carrying material is less than the coefficient of viscosity of this transmission substance.
4. the light emitting module being changed light travel path by internal reflection as claimed in claim 1, it is characterized in that, described at least one transparent body has at least one second incidence surface, this luminescence unit comprises the second light-emitting component of the described at least one transparent body of at least one vicinity, the second light beam that described at least one second light-emitting component produces drops in described at least one transparent body from described at least one second incidence surface, and the second light beam in the described at least one transparent body of described input leaves described at least one transparent body from described at least one exiting surface after being subject to the reflection in described multiple micro-reflection grain and described at least one reflecting layer.
5. changed a light emitting module for light travel path by internal reflection, it is characterized in that, comprising:
One light element, it comprises at least one transparent body, is multiplely mixed into first micro-reflection grain of described at least one transparent body inside and multiple second micro-reflection grain being mixed into described at least one transparent body inside, the refractive index of the refractive index of wherein said at least one transparent body, the refractive index of described multiple first micro-reflection grain and described multiple second micro-reflection grain is all different, and described at least one transparent body has at least one first incidence surface and at least one exiting surface;
One reflector element, it comprises the reflecting layer at least one outer surface being arranged on described at least one transparent body; And
One luminescence unit, it comprises the first light-emitting component of the described at least one transparent body of at least one vicinity, the first light beam that wherein said at least one first light-emitting component produces drops in described at least one transparent body from described at least one first incidence surface, and the first light beam in the described at least one transparent body of described input leaves described at least one transparent body from described at least one exiting surface after being subject to the reflection in described multiple first micro-reflection grain, described multiple second micro-reflection grain and described at least one reflecting layer;
Wherein, described at least one transparent body is mixed at the carrying material of described at least one transparent body inside to make described multiple micro-reflection grain uniformly dispersing as the carrier of described multiple micro-reflection grain mutually by a transmission substance and one; and increase mobility at described multiple micro-reflection grains of the inside of described at least one transparent body by this carrying material; make described multiple micro-reflection grain can by the traction of this carrying material, with the inside of uniformly dispersing in described at least one transparent body.
6. the as claimed in claim 5 light emitting module being changed light travel path by internal reflection, be is characterized in that, this light element comprises and multiplely has a particular color and the fine setting coloured particles of uniformly dispersing in described at least one transparent body inside.
7. the light emitting module being changed light travel path by internal reflection as claimed in claim 5, it is characterized in that, the coefficient of viscosity of this carrying material is less than the coefficient of viscosity of this transmission substance.
8. the light emitting module being changed light travel path by internal reflection as claimed in claim 5, it is characterized in that, described at least one transparent body has at least one second incidence surface, this luminescence unit comprises the second light-emitting component of the described at least one transparent body of at least one vicinity, the second light beam that described at least one second light-emitting component produces drops in described at least one transparent body from described at least one second incidence surface, and the second light beam in the described at least one transparent body of described input is subject to described multiple first micro-reflection grain, described at least one transparent body is left from described at least one exiting surface after the reflection in described multiple second micro-reflection grain and described at least one reflecting layer.
9. changed a light emitting module for light travel path by internal reflection, it is characterized in that, comprising:
One light element, it comprises at least one transparent body, multiple be mixed into described at least one transparent body inside micro-reflection grain and multiplely there is a particular color and the fine setting coloured particles of uniformly dispersing in described at least one transparent body inside, wherein said at least one transparent body is mixed at the carrying material of described at least one transparent body inside to make described multiple micro-reflection grain uniformly dispersing as the carrier of described multiple micro-reflection grain mutually by a transmission substance and one, the coefficient of viscosity of this carrying material is less than the coefficient of viscosity of this transmission substance, the refractive index of described at least one transparent body and the refractive index of described multiple micro-reflection grain different, and described at least one transparent body has at least one first incidence surface and at least one exiting surface,
One reflector element, it comprises the reflecting layer at least one outer surface being arranged on described at least one transparent body; And
One luminescence unit, it comprises the first light-emitting component of the described at least one transparent body of at least one vicinity, the first light beam that wherein said at least one first light-emitting component produces drops in described at least one transparent body from described at least one first incidence surface, and the first light beam in the described at least one transparent body of described input leaves described at least one transparent body from described at least one exiting surface after being subject to the reflection in described multiple micro-reflection grain and described at least one reflecting layer;
Wherein, described at least one transparent body is mixed at the carrying material of described at least one transparent body inside to make described multiple micro-reflection grain uniformly dispersing as the carrier of described multiple micro-reflection grain mutually by a transmission substance and one; and increase mobility at described multiple micro-reflection grains of the inside of described at least one transparent body by this carrying material; make described multiple micro-reflection grain can by the traction of this carrying material, with the inside of uniformly dispersing in described at least one transparent body.
10. the light emitting module being changed light travel path by internal reflection as claimed in claim 9, it is characterized in that, described at least one transparent body has at least one second incidence surface, this luminescence unit comprises the second light-emitting component of the described at least one transparent body of at least one vicinity, the second light beam that described at least one second light-emitting component produces drops in described at least one transparent body from described at least one second incidence surface, and the second light beam in the described at least one transparent body of described input leaves described at least one transparent body from described at least one exiting surface after being subject to the reflection in described multiple micro-reflection grain and described at least one reflecting layer.
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| CN105090897A (en) * | 2014-05-09 | 2015-11-25 | 潘文莘 | Even temperature light emitting diode light bulb |
| KR101664568B1 (en) * | 2014-10-21 | 2016-10-11 | 현대자동차주식회사 | Lamp for Vehicle |
| CN104515016B (en) * | 2014-12-19 | 2017-10-31 | 欧普照明股份有限公司 | A kind of LED illumination lamp |
| CN105805606A (en) * | 2014-12-31 | 2016-07-27 | 潘文莘 | Light emitting diode bulb structure |
| CN112820205B (en) * | 2019-11-15 | 2023-01-31 | 成都辰显光电有限公司 | Display panel, preparation method thereof and display device |
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| CN201278057Y (en) * | 2008-05-23 | 2009-07-22 | 中国科学院西安光学精密机械研究所 | Image forming apparatus for obtaining tri-dimensional and multi-spectral image simultaneously |
| CN101806428A (en) * | 2009-02-17 | 2010-08-18 | 台湾纳米科技股份有限公司 | Light guide plate |
| CN102073090A (en) * | 2010-11-05 | 2011-05-25 | 深圳市华星光电技术有限公司 | Light guide plate and backlight module |
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| US20070097681A1 (en) * | 2005-11-01 | 2007-05-03 | Chich Robert H | Lighting device |
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| CN101806428A (en) * | 2009-02-17 | 2010-08-18 | 台湾纳米科技股份有限公司 | Light guide plate |
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