CN102878450A - Light-emitting device - Google Patents
Light-emitting device Download PDFInfo
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- CN102878450A CN102878450A CN2012102771512A CN201210277151A CN102878450A CN 102878450 A CN102878450 A CN 102878450A CN 2012102771512 A CN2012102771512 A CN 2012102771512A CN 201210277151 A CN201210277151 A CN 201210277151A CN 102878450 A CN102878450 A CN 102878450A
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- light
- emitting device
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- emitting
- luminescence unit
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Abstract
The invention relates to a light-emitting device, which comprises a substrate, strip-shaped light-emitting units, a plurality of light-emitting wafers and gel, wherein the strip-shaped light-emitting units surround the substrate to form accommodating space; the light-emitting wafers are arranged in the accommodating space and are electrically connected with the substrate; and the gel is filled in the accommodating space and is used for packaging the light-emitting wafers. The light-emitting device can emit light by using the light-emitting wafers and light-emitting elements on the peripheries of the light-emitting wafers, so that the whole light-emitting device can emit light at a plurality of angles simultaneously and is uniform in light-emitting brightness, and a high-brightness light-emitting effect can be achieved.
Description
Technical field
The present invention is about a kind of light-emitting device, and particularly relevant for the luminous light-emitting device of a kind of tool extensive angle.
Background technology
Along with the development of lighting, various lighting apparatus is applied in the daily life in large quantities.At present, along with the development of light-emittingdiode (Light Emitting Diode, LED), light-emittingdiode also little by little uses and be used as light source in lighting apparatus.Because the characteristics such as light-emittingdiode possesses and has that volume is little, low power consumption, low temperature and life-span are long are utilized the close traditional osram lamp of light-emittingdiode institute alternative functions gradually.
The essential structure of general light-emitting component, be provided with conducting end and the supporting part of opposed polarity in the inside of a transparent encapsulating body, its supporting part place is installed with wafer, other is provided with conductor and consists of the electrode layer of wafer and being connected of conducting end, and each conducting end and extend transparent enclosure colloid outside and become power supply contact.Under the energization action of conducting end, the light source that its wafer produces forms illumination effect.
Yet, if when wanting to make light-emitting device to have more multidirectional lighting angle at present, certainly will need to make light-emitting component have the space of larger divergent light source in the design lamps mode.But, utilize divergent light source to make light-emitting device have the luminous of multi-angle, can cause the problem of the center brightness deficiency of light-emitting device.In addition, utilize above-mentioned form to carry out the problem that light that multi-angle exhales also has luminance shortage.
Summary of the invention
Because the problem that prior art causes the invention provides the problem that a kind of light-emitting device is caused to overcome prior art.
According to an embodiment of the present invention, a kind of light-emitting device comprises substrate, strip luminescence unit, luminescent wafer and colloid.The strip luminescence unit centers on substrate and forms accommodation space.Several luminescent wafers are arranged in the accommodation space.Luminescent wafer is connected with electrical property of substrate.The colloid filling in accommodation space in order to encapsulate those luminescent wafers.
In an embodiment of the present invention, the strip luminescence unit can connect institute by single lamp bar or several lamp bars and consist of.
In an embodiment of the present invention, the bottom of each lamp bar all has fastener, and this substrate is provided with the holding section at fastener corresponding to the substrate part, engages mutually with the holding section by fastener, and each lamp bar is fixed on the substrate.
In an embodiment of the present invention, the other end that an end of each lamp bar has shackle member and relative this end has the Access Division, and shackle member can engage one another with the Access Division.
In an embodiment of the present invention, this strip luminescence unit comprises at least one light-emitting component.
In an embodiment of the present invention, light-emitting component is solid semiconductor illuminating element.
In an embodiment of the present invention, light-emitting component is light-emittingdiode.
In an embodiment of the present invention, each strip luminescence unit has terminal or connector in order to be electrically connected substrate.
In an embodiment of the present invention, the normal of the exiting surface normal of strip luminescence unit and the end face of accommodation space is orthogonal.
In an embodiment of the present invention, colloid is for containing fluorescent powder colloid.
Use the present invention and have following advantages.After light-emitting device of the present invention can utilize luminescent wafer luminous, it was luminous to add the light-emitting component that is centered around the luminescent wafer periphery, and then reached light-emitting device integral body and have simultaneously the luminous of a plurality of angles.Center brightness when in addition, the luminescent wafer of light-emitting device is luminous can not lost because multi-angle is luminous.Therefore, it is luminous and luminosity is average that light-emitting device of the present invention can make integral body have multi-angle, and then can reach the luminous of high brightness.
Can be by following detailed Description Of The Invention and appended graphic being further understood about the advantages and spirit of the present invention.
Description of drawings
Fig. 1 system illustrates the stereogram according to a kind of light-emitting device of an embodiment of the present invention.
Fig. 2 system illustrates according to the light-emitting device of Fig. 1 cutaway view along hatching 2-2 '.
Fig. 3 system illustrates the stereogram that removes strip luminescence unit and colloid according to the light-emitting device of Fig. 1.
Fig. 4 system illustrates the stereogram according to the lamp bar of a kind of light-emitting device of an embodiment of the present invention.
Fig. 5 system illustrates the stereogram according to the lamp bar of a kind of light-emitting device of another embodiment of the present invention.
The specific embodiment
Below will be with graphic and describe spirit of the present invention in detail, have in the technical field under any and know that usually the knowledgeable is after understanding preferred embodiment of the present invention, when can be by technology change and the modification of teachings of the present invention, it break away from spirit of the present invention and scope.
Please be simultaneously with reference to Fig. 1 and Fig. 2, Fig. 1 system illustrates the stereogram according to a kind of light-emitting device 100 of an embodiment of the present invention, and Fig. 2 system illustrates according to the light-emitting device 100 of Fig. 1 cutaway view along hatching 2-2 '.As shown in Figures 1 and 2, light-emitting device 100 is comprised of substrate 110, strip luminescence unit 120, luminescent wafer 130 and colloid 140.Strip luminescence unit 120 is to be on the substrate 110 to connect around and to form by several lamp bars 122.Strip luminescence unit 120 forms an accommodation space 101, and colloid 140 fillings can be leaked in accommodation space 101 and not.In addition, accommodation space 101 interior several luminescent wafers 130 that arrange.Luminescent wafer 130 is electrically connected with substrate 110 and can launches light source.Colloid 140 fillings in accommodation space 101 to encapsulate those luminescent wafers 130.In the present embodiment, colloid 140 is for containing fluorescent powder colloid 140, and when the light source of luminescent wafer 130 generations passed the colloid 140 that contains fluorescent material, the original light wavelength transmitting of light source produced the optical wavelength of specific colourity by fluorescent material excites.In other embodiments, colloid 140 also can be transparent colloid, the packing colloid that only uses as the encapsulating light emitting wafer merely.
Yet the strip luminescence unit 120 of present embodiment is comprised of several lamp bars 122.Wherein, the bottom of each lamp bar 122 all has fastener 122a.In addition, in fastener 122a institute corresponding to substrate 110 places and be provided with holding section 112.Therefore, engage mutually with holding section 112 by fastener 122a, each lamp bar 122 of strip luminescence unit 120 is fixed on the substrate 110.In addition, an end of each lamp bar 122 has shackle member 122b, and the other end has Access Division 122c relatively.The shackle member 122b of each lamp bar 122 can engage one another with the Access Division 122c of adjacent lamps bar 122.Therefore, utilize several lamp bar 122 mutual clampings and form an accommodation space 101, can accommodating luminescent wafer 130 and insert colloid 140 in the inner.In the present embodiment, strip luminescence unit 120 is to connect institute by several lamp bars 122 to consist of.In other embodiments, the strip luminescence unit also can be formed by single lamp bar bending (not being illustrated in drawing).
In addition, each strip luminescence unit 120 can comprise at least one light-emitting component 124.And in the present embodiment, be provided with a light-emitting component 124 on each set lamp bar 122.Yet after strip luminescence unit 120 was fixed on the substrate 110 and is electrically connected with substrate 110, light-emitting component 124 can be launched light because of energising, outside this accommodation space 101 of the light directive that this strip luminescence unit 120 sends.In the present embodiment, light-emitting component 124 can be solid semiconductor illuminating element.For instance, light-emitting component 124 can be light-emittingdiode.In addition in other embodiments, light-emitting component 124 also can be the monomer that other can be luminous.
Therefore, utilize several luminescent wafers 130 that arrange on the substrate 110 luminous, light can be sent from the end face of accommodation space 101.In addition, form the light-emitting component 124 that arranges on the strip luminescence unit 120 of accommodation space 101, can make the ambient side of accommodation space 101 have the luminous of multi-angle to divergently luminous light-emitting device 100 integral body that make, to increase whole illuminance.In the present embodiment, the normal 130a of the end face of the exiting surface normal 124a of strip luminescence unit 120 and accommodation space 101 is orthogonal.In other embodiments, the normal 130a of the end face of the exiting surface normal 124a of strip luminescence unit 120 and accommodation space 101 also can keep non-perpendicular special angle.
Please refer to Fig. 3, it illustrates the stereogram that removes strip luminescence unit and colloid according to the light-emitting device 100 of Fig. 1.As shown in Figure 3, several luminescent wafers 130 are arranged on the substrate 110 and with substrate 110 and are electrically connected.Luminescent wafer 130 sees through with substrate 110 and is electrically connected the rear effect that can reach transmitting illuminant and throw light on.In the present embodiment, employed luminescent wafer 130 is in the mode that wafer directly encapsulates (Chip On Board, COB) luminescent wafer 130 to be fixed on the substrate 110.In other embodiments, luminescent wafer 130 also can other connected modes and substrate 110 electric connections.In addition, in certain embodiments, the surface of substrate 110 carrying luminescent wafers 130 also can be coated with reflectorized material.For instance, the surface of substrate 110 can be coated with the silver of one deck tool mirror effect or the light that aluminium can make reflection luminescent wafer 130 exhale, and strengthens the intensity of light source of launching from the end face of accommodation space 101 (please refer to Fig. 1).
Please refer to Fig. 4, it illustrates the stereogram according to the lamp bar 122 of a kind of light-emitting device 100 of an embodiment of the present invention.As shown in Figure 4, after lamp bar 122 can utilize the holding section 112 (please refer to Fig. 2) of fastener 122a and substrate 110 to be fixed, further the terminal 126 by lamp bar 122 is electrically connected substrates 110, makes the light-emitting component 124 can be luminous by terminal 126 energisings.In the present embodiment, the terminal 126 of lamp bar 122 is blade terminals 126.In other embodiments, terminal 126 can be the terminal 126 of other shapes.
In certain embodiments, single lamp bar 122 is made with bent elastomeric material.Therefore, can utilize single lamp bar 122 to be bent into a polygon or circular strip luminescence unit after, be connected to each other fixing and form an accommodation space via the initial two ends of single lamp bar 122, and luminescent wafer is set in accommodation space.And in other embodiments, strip luminescence unit 120 also can utilize several lamp bars 122 to be connected to form.
Please refer to Fig. 5, it illustrates the stereogram according to the lamp bar 122 ' of a kind of light-emitting device 100 of another embodiment of the present invention.As shown in Figure 5, lamp bar 122 ' makes light-emitting component 124 luminous after can utilizing connector 128 and substrate 110 to be electrically connected.
In certain embodiments, can use the described lamp bar 122 ' of several Fig. 5 to make up to form a strip luminescence unit mutually.Wherein, each lamp bar 122 ' one end has shackle member 122b and relative the other end has Access Division 122c, and the shackle member 122b of each lamp bar 122 ' can engage one another with the Access Division 122c of adjacent lamps bar 122 '.
By the invention described above embodiment as can be known, use the present invention and have following advantages.After light-emitting device of the present invention can utilize luminescent wafer luminous, it was luminous to add the light-emitting component that is centered around the luminescent wafer periphery, and then reached light-emitting device integral body and have simultaneously the luminous of a plurality of angles.Center brightness when in addition, the luminescent wafer of light-emitting device is luminous can not lost because multi-angle is luminous.Therefore, it is luminous and luminosity is average that light-emitting device of the present invention can make integral body have multi-angle, and then can reach the luminous of high brightness.
Although the present invention discloses as above with embodiment; right its be not to limit the present invention, anyly have the knack of this skill person, without departing from the spirit and scope of the present invention; when can being used for a variety of modifications and variations, so protection scope of the present invention is as the criterion when looking the claim scope person of defining.
Claims (11)
1. light-emitting device is characterized in that comprising:
Substrate;
The strip luminescence unit centers on formation one accommodation space on this substrate;
A plurality of luminescent wafers are arranged in this accommodation space, and those luminescent wafers are connected with this electrical property of substrate; And
Colloid, filling are in this accommodation space, in order to encapsulate those luminescent wafers.
2. light-emitting device according to claim 1 is characterized in that: this strip luminescence unit can connect institute by single lamp bar or a plurality of lamp bar and consist of.
3. light-emitting device according to claim 2, it is characterized in that: the bottom of each this lamp bar all has fastener, and this substrate is provided with the holding section at this fastener corresponding to this substrate part, engage mutually with this holding section by this fastener, and each this lamp bar is fixed on this substrate.
4. light-emitting device according to claim 3 is characterized in that: an end of each this lamp bar have shackle member and relatively the other end of this end have the Access Division, this shackle member can engage one another with this Access Division.
5. light-emitting device according to claim 1, it is characterized in that: this strip luminescence unit comprises at least one light-emitting component.
6. light-emitting device according to claim 5, it is characterized in that: this light-emitting component is solid semiconductor illuminating element.
7. light-emitting device according to claim 6, it is characterized in that: this light-emitting component is light-emittingdiode.
8. light-emitting device according to claim 7, it is characterized in that: each this strip luminescence unit has terminal or connector, in order to be electrically connected this substrate.
9. light-emitting device according to claim 1, it is characterized in that: the normal of the exiting surface normal of this strip luminescence unit and the end face of this accommodation space is orthogonal.
10. light-emitting device according to claim 1 is characterized in that: outside this accommodation space of light directive of this strip luminescence unit emission
11. each described light-emitting device according to claim 1～10, it is characterized in that: this colloid is for containing fluorescent powder colloid.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210277151.2A CN102878450B (en) | 2012-08-06 | 2012-08-06 | Light-emitting device |
| TW101139486A TWI578570B (en) | 2012-08-06 | 2012-10-25 | Lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210277151.2A CN102878450B (en) | 2012-08-06 | 2012-08-06 | Light-emitting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102878450A true CN102878450A (en) | 2013-01-16 |
| CN102878450B CN102878450B (en) | 2015-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210277151.2A Active CN102878450B (en) | 2012-08-06 | 2012-08-06 | Light-emitting device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102878450B (en) |
| TW (1) | TWI578570B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895272A (en) * | 2016-12-31 | 2017-06-27 | 新昌县迪斯曼科技有限公司 | Use the light-emitting device of organic compound |
| CN108122899A (en) * | 2017-12-25 | 2018-06-05 | 南昌易美光电科技有限公司 | Thin-film LED cascaded structure and series connection method |
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|---|---|---|---|---|
| CN2934883Y (en) * | 2006-06-28 | 2007-08-15 | 王业彬 | Multiple color LED alarm lamp for personal safety |
| CN201377700Y (en) * | 2009-04-10 | 2010-01-06 | 杨人代 | LED module lamp |
| CN101676617A (en) * | 2008-09-19 | 2010-03-24 | 广州赛福节能科技发展有限公司 | Environment-friendly and energy-efficient LED lamp holder unit and lamp holder formed by same |
| CN202216144U (en) * | 2011-07-27 | 2012-05-09 | 戴佩裕 | Light-emitting diode (LED) automobile foglight |
| CN202259297U (en) * | 2011-09-30 | 2012-05-30 | 深圳市灏天光电有限公司 | White light emitting diode (LED) integrated encapsulation structure with high color rendering index |
| CN202252975U (en) * | 2011-08-29 | 2012-05-30 | 佛山市顺德区威德利照明有限公司 | Efficient energy-saving LED (light emitting diode) lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8455888B2 (en) * | 2010-05-20 | 2013-06-04 | Industrial Technology Research Institute | Light emitting diode module, and light emitting diode lamp |
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2012
- 2012-08-06 CN CN201210277151.2A patent/CN102878450B/en active Active
- 2012-10-25 TW TW101139486A patent/TWI578570B/en active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2934883Y (en) * | 2006-06-28 | 2007-08-15 | 王业彬 | Multiple color LED alarm lamp for personal safety |
| CN101676617A (en) * | 2008-09-19 | 2010-03-24 | 广州赛福节能科技发展有限公司 | Environment-friendly and energy-efficient LED lamp holder unit and lamp holder formed by same |
| CN201377700Y (en) * | 2009-04-10 | 2010-01-06 | 杨人代 | LED module lamp |
| CN202216144U (en) * | 2011-07-27 | 2012-05-09 | 戴佩裕 | Light-emitting diode (LED) automobile foglight |
| CN202252975U (en) * | 2011-08-29 | 2012-05-30 | 佛山市顺德区威德利照明有限公司 | Efficient energy-saving LED (light emitting diode) lamp |
| CN202259297U (en) * | 2011-09-30 | 2012-05-30 | 深圳市灏天光电有限公司 | White light emitting diode (LED) integrated encapsulation structure with high color rendering index |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895272A (en) * | 2016-12-31 | 2017-06-27 | 新昌县迪斯曼科技有限公司 | Use the light-emitting device of organic compound |
| CN108122899A (en) * | 2017-12-25 | 2018-06-05 | 南昌易美光电科技有限公司 | Thin-film LED cascaded structure and series connection method |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI578570B (en) | 2017-04-11 |
| CN102878450B (en) | 2015-01-07 |
| TW201407831A (en) | 2014-02-16 |
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