CN103016987A - LED (light-emitting diode) bulb - Google Patents
- ️Wed Apr 03 2013
CN103016987A - LED (light-emitting diode) bulb - Google Patents
LED (light-emitting diode) bulb Download PDFInfo
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Publication number
- CN103016987A CN103016987A CN2012105508552A CN201210550855A CN103016987A CN 103016987 A CN103016987 A CN 103016987A CN 2012105508552 A CN2012105508552 A CN 2012105508552A CN 201210550855 A CN201210550855 A CN 201210550855A CN 103016987 A CN103016987 A CN 103016987A Authority
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- China Prior art keywords
- heat conduction
- conduction core
- led
- flexible pcb
- light source Prior art date
- 2012-12-18 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an LED(light-emitting diode) bulb, which comprises a heat sink and an LED light source, and the LED light source comprises a flexible circuit board and LED chips evenly mounted on the flexible circuit board. Since the flexible circuit board is relatively flexible, the flexible circuit board can be wound around a heat-conducting core of the heat sink to form a shape which is matched with the heat-conducting core; when needing to be mounted, the LED light source can be mounted in one step as long as the flexible circuit board is wound around the shape of the heat-conducting core and is stuck on the outer surface of the heat-conducting core, consequently, the LED bulb is easy and quick to mount and operate and easy to produce, and the production efficiency can be increased; and one end of the flexible circuit board is provided with electrode contacts, so that the LED light source can be electrically connected with an LED driving power as long as the flexible circuit board is electrically connected with the LED driving power through the electrode contacts, consequently, the electric connection between the LED light source and the LED driving power is simplified, the production efficiency can be increased, and the production cost can be reduced.
Description
Technical field
The present invention relates to the LED lighting field, particularly a kind of LED bulb of good heat dissipation effect.
Background technology
At present, led light source is long, pollution-free with the life-span, light efficiency high just progressively replace incandescent and fluorescent light, so the LED bulb as light source with LED occurred.For solving the heat dissipation problem of LED, the LED bulb generally is comprised of lamp holder, radiator, led light source and lampshade, and lamp holder, radiator are connected with lampshade and are connected, and led light source is installed on the radiator, and the heat that led light source produces is shed by radiator.Gradually development along with the LED bulb, existing led light source generally is comprised of the LED lamp plate that several are equipped with LED, but the led light source mounting means of existing LED bulb is different, a kind of is that several LED lamp plates are triangle or four jiaos of top ends that are installed in radiator, or several LED lamp plates are fitted be fixed on the side wall surface of the heat conduction core that is positioned at the radiator center, no matter be which kind of mounting means, the installation of led light source all needs the installation one by one of LED lamp plate, the workload of fitting operation is large, needs a large amount of manpower of cost; And the electrical connection complex procedures between each LED lamp plate and the drive circuit, need be with each LED lamp plate and the wire bonds that is electrically connected with drive circuit, or each LED lamp plate and a connecting circuit board be electrically connected by welding, will be electrically connected again the complicated operation of operation between this connecting circuit board and the drive circuit, and the welding procedure difficulty is larger, pad is more, welds badly easily to cause sealing-off, if sealing-off, will cause opening circuit of led light source, stability is relatively poor.
Therefore, how to simplify the fitting operation of led light source and be electrically connected operation, improve the inner stability that is electrically connected of LED bulb, realize that the high efficiency and heat radiation of LED bulb is the technical problem that needs to be resolved hurrily in the industry.
Summary of the invention
Main purpose of the present invention provides a kind of LED bulb, is intended to simplify the fitting operation of led light source and be electrically connected operation, enhances productivity, and improves the inner stability that is electrically connected of LED bulb, realizes the high efficiency and heat radiation of LED bulb.
The present invention proposes a kind of LED bulb, comprise the lamp holder, radiator and the lampshade that connect successively, described radiator comprises radiating seat and is connected to the heat conduction core of described radiating seat upper end, in described heat conduction core led light source is installed, described led light source is comprised of a flexible PCB and some led chips of evenly being installed on the described flexible PCB, described flexible PCB forms the shape adaptive with described heat conduction core around described heat conduction core convolution, and the back side of described flexible PCB and the surface of described heat conduction core are fitted fixing; End at described flexible PCB is provided with electrode contact, and described electrode contact is covered by the other end of described flexible PCB; Be provided with wire guide at described heat conduction core sidewall, with the wire of described electrode contact electrical connection from described wire guide by being connected with the LED driving power.
Preferably, described flexible PCB is pasted and fixed on the sidewall of described heat conduction core by the heat conduction adhesive.
Preferably, described flexible PCB comprises that the electricity that is arranged on described flexible PCB one end meets section, and described electrode contact is arranged on described electricity and connects in the section, and described wire guide is arranged on the periphery that described electricity meets section.
Preferably, described heat conduction core is cylinder or stage body, described flexible PCB comprise behind the convolution with the adaptive side circuit board of the sidewall shape of described heat conduction core and convolution after the end face circuit board adaptive with the top end face of described heat conduction core.
Preferably, cylindrical, the vertical prismatic shape of described heat conduction core, truncated cone-shaped or positive terrace with edge shape.
Preferably, described heat conduction core is cone, and described flexible PCB is around the sidewall convolution of described heat conduction core.
Preferably, described heat conduction core is taper shape or orthopyramid shape.
Preferably, described heat conduction core is contour body, " U " body or arch bridge shape.
Preferably, described radiating seat and described heat conduction core are copper, copper alloy, the aluminum or aluminum alloy of high heat conduction and make, and evenly are provided with some vent ribs on the outside wall surface of described radiating seat; Described heat conduction core is arranged on the upper end middle position of described radiating seat, and described heat conduction core and described radiating seat are one-body molded or be threaded connection fixing.
Preferably, described lamp holder is threaded connection the lower end that is fixed on described radiating seat, and described LED driving power is connected with described lamp holder, and described LED driving power is installed in the junction of described lamp holder and described radiating seat.
The beneficial effect of LED bulb of the present invention is:
1, the installation of led light source is simple, quick: led light source is comprised of a flexible PCB and some led chips of evenly being installed on the flexible PCB, because flexible PCB is comparatively soft, collapsible, flexible PCB can form the shape adaptive with heat conduction core around the heat conduction core convolution, when led light source is installed, only need the shape convolution of flexible PCB around heat conduction core, and adopt viscose glue flexible PCB to be sticked on the installation that to finish led light source on the outer surface of heat conduction core, settle at one go, fitting operation is simple, quick, be easy to produce, can enhance productivity.
2, electric connection between led light source and the LED driving power is simple to operate, pad is protected, be difficult for sealing-off, good stability: because all led chips all are installed on the same flexible PCB in the led light source, then only need to establish the pair of electrodes contact at flexible PCB, use wire and the welding of this electrode contact of the electrical connection of an end and LED driving power, make the electrical connection of flexible PCB and LED driving power, can finish the electrical connection between led light source and the LED driving power, need not as original led light source, need one by one the LED lamp plate be connected with the LED driving power, simplified the electric connection operation between led light source and the LED driving power, greatly reduced the workload of this operation, can enhance productivity, reduced production costs; Electrode contact only has a pair of; then pad also only has a pair of; quantity is few; and electrode contact is arranged on an end of flexible PCB; after the led light source installation; electrode contact is covered by the other end of flexible PCB; electrode contact is also covered by the other end of flexible PCB with the pad that is connected between the wire; thereby this pad can not expose outside; pad can be protected; thereby the sealing-off phenomenon be difficult for to occur, and the good stability that is electrically connected between led light source and the LED driving power can improve the quality of LED lamp bulb.
Light was evenly distributed when 3, led light source was lighted: led chip evenly is installed on the flexible PCB, flexible PCB is pasted fixing around the surface of heat conduction core, thereby led chip is evenly distributed on the surface of heat conduction core, the distribution of light that led chip sent when led light source was lighted is even, can not produce shade.
4, radiating effect is excellent: flexible PCB sticks on the outer surface of heat conduction core, flexible PCB fully contacts with heat conduction core, heat conduction core can be conducted the heat that led light source produces to radiator rapidly, by radiator with the heat Quick diffusing in air, good heat dissipation effect, can prevent that led light source is overheated, prolong the service life of led light source.
Description of drawings
Fig. 1 is the structural representation that heat conduction core is the radiator of cylinder among the embodiment of LED bulb of the present invention;
Fig. 2 is the front view behind flexible circuit plate development when heat conduction core is cylinder among the embodiment of LED bulb of the present invention;
Fig. 3 is when heat conduction core is cylinder among the embodiment of LED bulb of the present invention, and the structural representation of the radiator of led light source is installed;
Fig. 4 is when heat conduction core is cylinder among the embodiment of LED bulb of the present invention, and the stereogram of the radiator of led light source is installed;
Fig. 5 is when heat conduction core is cylinder among the embodiment of LED bulb of the present invention, the structural representation of LED bulb;
Fig. 6 is the STRUCTURE DECOMPOSITION figure of the radiator when heat conduction core and radiating seat split design among the embodiment of LED bulb of the present invention;
Fig. 7 is the structural representation that heat conduction core is the radiator of cone among the embodiment of LED bulb of the present invention
Fig. 8 is the front view behind flexible circuit plate development when heat conduction core is cone among the embodiment of LED bulb of the present invention;
Fig. 9 is when heat conduction core is cone among the embodiment of LED bulb of the present invention, the structural representation of LED bulb;
The realization of the object of the invention, functional characteristics and advantage are described further with reference to accompanying drawing in connection with embodiment.
The specific embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Referring to figs. 1 through Fig. 5, one embodiment of LED bulb of the present invention is proposed, this LED bulb comprises
lamp holder1,
radiator2 and the
lampshade3 that connects successively,
radiator2 comprises radiating
seat10 and is connected to the
heat conduction core100 of radiating
seat10 upper ends, in
heat conduction core100 led light source is installed, led light source is housed in the lampshade 3.Led light source is comprised of a
flexible PCB20 and some led
chips201 of evenly being installed on the
flexible PCB20, shape after the side wall surface of the shape of this flexible PCB 20 and
heat conduction core100, end face launch is adaptive, because flexible PCB 20 is comparatively soft, collapsible, flexible PCB 20 can form the shape adaptive with
heat conduction core100 around
heat conduction core100 convolutions; When led light source is installed, with the shape convolution of flexible PCB 20 around
heat conduction core100, and adopt viscose glue flexible PCB 20 to be sticked on the outer surface of
heat conduction core100, can finish the installation of led light source, the installation of led light source settles at one go, fitting operation is simple, quick, is easy to produce, and can enhance productivity.
100 can be made as cylinder or stage body,
flexible PCB20 comprise behind the convolution with the adaptive
side circuit board200 of the sidewall shape of
heat conduction core100 and convolution after the end
face circuit board210 adaptive with the top end face of
heat conduction core100, after led light source is installed, flexible PCB 20 is wrapped on the outer surface of
heat conduction core100,
side circuit board200 is fitted with the side wall surface of
heat conduction core100, and end
face circuit board210 is fitted with the top end face of heat conduction core 100.Luminous evenly wire stylet is arranged on the center of radiating
seat10 upper surfaces in order to make 360 ° on LED bulb, and heat conduction core is 100 cylindrical, vertical prismatic shape, truncated cone-shaped or positive terrace with edge shape;
Heat conduction core100 is made as cylindrical in the present embodiment, when flexible PCB 20 launched,
side circuit board200 was rectangular, and end
face circuit board210 is rounded, flexible PCB 20 is opened material, is processed to form for cutting, is electrically connected between
side circuit board200 and the end
face circuit board210.
1 is threaded connection the lower end that is fixed on radiating
seat10, and a LED driving power is connected with
lamp holder1, and the LED driving power is installed in the junction of
lamp holder1 and radiating seat 10.Because all led
chips201 all are installed on the same
flexible PCB20 in the led light source, by the wiring on the
flexible PCB20, series, parallel or series/parallel connect between the
led chip201 on the flexible PCB 20.Be provided with pair of
electrodes contact221 at
flexible PCB20, be provided with
wire guide101 at
heat conduction core100 sidewalls, this
wire guide101 communicates with the position that is used for installation LED driving power, use the wire of an end and LED driving power electrical connection by this
wire guide101 and these
electrode contact221 welding, make between
flexible PCB20 and the LED driving power and be electrically connected, can finish the electrical connection between led light source and the LED driving power, need not as original led light source, need one by one the LED lamp plate be connected with the LED driving power, simplified the electric connection operation between led light source and the LED driving power, greatly reduced the workload of this operation, can enhance productivity, reduce production costs.
20 comprises that an electricity that is arranged on
side circuit board200 1 ends meets
section220, and described
electrode contact221 is arranged on electricity and connects in the
section220, and this
wire guide101 is arranged on the periphery that electricity meets
section220, makes things convenient for wire bonds.Electrode
contact221 only has a pair of, and then pad also only has a pair ofly, and quantity is few, and the probability that sealing-off occurs is not high; And after the led light source installation; one termination of the other end of
side circuit board200 and
side circuit board200 is closed;
electrode contact221 is covered by the other end of
side circuit board200; so;
electrode contact221 is also covered by the other end of
side circuit board200 with the pad that is connected between the wire; thereby this pad can not expose outside; pad can be protected; be difficult for occuring the sealing-off phenomenon; improved the stability that is electrically connected between led light source and the LED driving power, the quality of LED lamp bulb is improved.
Led
chip201 evenly is installed on the
flexible PCB20,
flexible PCB20 is pasted fixing around the surface of
heat conduction core100, thereby led
chip201 is evenly distributed on the surface of
heat conduction core100, and the distribution of light that led
chip201 sent when led light source was lighted is even, can not produce shade.
Radiating
seat10 is reverse frustoconic, the lower end area is slightly little than the upper end area, be hollow setting in the lower end of radiating
seat10, outside wall surface with
lamp holder1 upper end on the internal face of the lower end of radiating
seat10 is provided with adaptive screw thread, be threaded connection fixingly between radiating
seat10 and the
lamp holder1, the LED driving power is installed in the hollow position of
lamp holder1 and radiating
seat10 lower ends.
Heat conduction core100 is hollow setting, and the
wire guide101 on the
heat conduction core100 communicates with the hollow position of radiating
seat10 lower ends.This
radiating seat10 comprises the sidewall that extends upward formation around edge, radiating
seat10 upper surface, and the outside wall surface in side wall inner surface and
lampshade3 lower ends is provided with corresponding screw thread, is threaded connection fixing between radiating
seat10 and the lampshade 3.But radiating
seat10 comprises the circular cambered
surface110 of a reflection ray, and this circle cambered
surface110 is the formation that raises up at radiating
seat10 upper surface middle positions;
Heat conduction core100 is arranged on the circular cambered
surface110, and places the central authorities of arc of
circle face110, and
heat conduction core100 is the formation that raises up in the central authorities along circular cambered
surface110, and radiating
seat10, circular cambered
surface110 and
heat conduction core100 are formed in one.Circular cambered
surface110 is from himself upper end mediad lower edge inclination, can reflect the light that led light source sends, and is conducive to improve light efficiency.
Radiating
seat10 and
heat conduction core100 are copper, copper alloy, the aluminum or aluminum alloy of high heat conduction and make,
flexible PCB20 sticks on the outer surface of
heat conduction core100,
flexible PCB20 fully contacts with
heat conduction core100, the heat that
heat conduction core100 can produce led light source conducts rapidly to radiating
seat10, by radiating
seat10 with the heat Quick diffusing in air.
Flexible PCB20 is pasted and fixed on by the heat conduction adhesive on the sidewall of
heat conduction core100, and the heat conduction adhesive can be accelerated the heat-transfer rate between
flexible PCB20 and the
heat conduction core100; Outside wall surface at radiating
seat10 is provided with some
louvres103, and this
louvre103 communicates with hollow position, radiating
seat10 lower ends, can make the circulation of radiating
seat10 inner airs and extraneous air, realizes exchange heat, thereby improves radiating effect; On the outside wall surface of radiating
seat10, laterally be provided with the
vent rib102 of some annulars, can increase the contact area between radiating
seat10 and the air, improve radiating rate; Above-mentioned design is the heat-sinking capability of
heat radiation body2 greatly, thereby farthest controls the temperature of led light source, reaches to delay light decay and prolong the led light source purpose in service life.
To shown in Figure 9,
heat conduction core100 also can be made as cone such as Fig. 7, and
flexible PCB20 is around the sidewall convolution of
heat conduction core100 and stick on the side wall surface of
heat conduction core100; For making 360 ° of uniformly light-emittings of LED bulb, wire stylet is arranged on the center of radiating
seat10 upper surfaces, and
heat conduction core100 is taper shape or orthopyramid shape arranges.
In addition,
heat conduction core100 also can be made as contour body, " U " body or arch bridge shape, and flexible PCB 20 is fitted in the surface of heat conduction core.
In addition, as shown in Figure 6, but split setting between
heat conduction core100 and the radiating
seat10, circular cambered
surface110 central position at radiating
seat10 are provided with the jack 111 adaptive with
heat conduction core100 lower ends, outside wall surface with
heat conduction core100 lower ends on jack 111 internal faces is provided with adaptive screw thread, is threaded connection fixing between
heat conduction core100 and the radiating
seat10.
The above only is the preferred embodiments of the present invention; be not so limit claim of the present invention; every equivalent structure transformation that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. LED bulb, comprise the lamp holder, radiator and the lampshade that connect successively, described radiator comprises radiating seat and is connected to the heat conduction core of described radiating seat upper end, in described heat conduction core led light source is installed, it is characterized in that, described led light source by flexible PCB and the some led chips that evenly are installed on the described flexible PCB form, described flexible PCB forms the shape adaptive with described heat conduction core around described heat conduction core convolution, and the back side of described flexible PCB and the surface of described heat conduction core are fitted fixing; End at described flexible PCB is provided with electrode contact, and described electrode contact is covered by the other end of described flexible PCB; Be provided with wire guide at described heat conduction core sidewall, with the wire of described electrode contact electrical connection from described wire guide by being connected with the LED driving power.
2. LED bulb according to claim 1 is characterized in that, described flexible PCB is pasted and fixed on the sidewall of described heat conduction core by the heat conduction adhesive.
3. LED bulb according to claim 1 and 2 is characterized in that, described flexible PCB comprises that the electricity that is arranged on described flexible PCB one end meets section, and described electrode contact is arranged on described electricity and connects in the section, and described wire guide is arranged on the periphery that described electricity meets section.
4. LED bulb according to claim 1, it is characterized in that, described heat conduction core is cylinder or stage body, described flexible PCB comprise behind the convolution with the adaptive side circuit board of the sidewall shape of described heat conduction core and convolution after the end face circuit board adaptive with the top end face of described heat conduction core.
5. LED bulb according to claim 4 is characterized in that, described heat conduction core is cylindrical, vertical prismatic shape, truncated cone-shaped or positive terrace with edge shape.
6. LED bulb according to claim 1 is characterized in that, described heat conduction core is cone, and described flexible PCB is around the sidewall convolution of described heat conduction core.
7. LED bulb according to claim 6 is characterized in that, described heat conduction core is taper shape or orthopyramid shape.
8. LED bulb according to claim 1 is characterized in that, described heat conduction core is contour body, " U " body or arch bridge shape.
9. LED bulb according to claim 1 is characterized in that, described radiating seat and described heat conduction core are copper, copper alloy, the aluminum or aluminum alloy of high heat conduction and make, and evenly is provided with some vent ribs on the outside wall surface of described radiating seat; Described heat conduction core is arranged on the upper end middle position of described radiating seat, and described heat conduction core and described radiating seat are one-body molded or be threaded connection fixing.
10. each described LED bulb according to claim 1 or in 9, it is characterized in that, described lamp holder is threaded connection the lower end that is fixed on described radiating seat, and described LED driving power is connected with described lamp holder, and described LED driving power is installed in the junction of described lamp holder and described radiating seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105508552A CN103016987A (en) | 2012-12-18 | 2012-12-18 | LED (light-emitting diode) bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105508552A CN103016987A (en) | 2012-12-18 | 2012-12-18 | LED (light-emitting diode) bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103016987A true CN103016987A (en) | 2013-04-03 |
Family
ID=47965902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105508552A Pending CN103016987A (en) | 2012-12-18 | 2012-12-18 | LED (light-emitting diode) bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103016987A (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527963A (en) * | 2013-10-30 | 2014-01-22 | 杨进 | LED corn lamp |
| CN103742874A (en) * | 2013-12-31 | 2014-04-23 | 河南云华灿光电科技有限公司 | Aluminum substrate mechanism and LED (Light Emitting Diode) bulb lamp comprising same |
| CN104110598A (en) * | 2014-07-18 | 2014-10-22 | 立达信绿色照明股份有限公司 | Flexible led light source |
| CN104501002A (en) * | 2014-12-06 | 2015-04-08 | 广东聚科照明股份有限公司 | Three-dimensional LED |
| CN104595775A (en) * | 2015-02-09 | 2015-05-06 | 深圳市中电照明股份有限公司 | Liner LED (Light-Emitting Diode) light source |
| CN105065945A (en) * | 2015-08-20 | 2015-11-18 | 浙江阳光照明电器集团股份有限公司 | LED bulb lamp |
| CN105698024A (en) * | 2016-03-31 | 2016-06-22 | 中山市帝森电子科技有限公司 | An energy-saving LED lighting fixture |
| CN105757477A (en) * | 2016-03-31 | 2016-07-13 | 中山市帝森电子科技有限公司 | LED energy-saving lamp with air purification function |
| CN105841008A (en) * | 2016-03-31 | 2016-08-10 | 中山市帝森电子科技有限公司 | LED energy-saving lamp with self-cleaning function |
| CN105864662A (en) * | 2016-03-31 | 2016-08-17 | 中山市帝森电子科技有限公司 | A green and environmentally friendly LED lamp |
| CN105864648A (en) * | 2016-03-31 | 2016-08-17 | 中山市帝森电子科技有限公司 | A LED lighting fixture with a colored halo |
| CN105864661A (en) * | 2016-03-31 | 2016-08-17 | 中山市帝森电子科技有限公司 | High-power LED energy-saving lamp |
| CN105864657A (en) * | 2016-03-31 | 2016-08-17 | 中山市帝森电子科技有限公司 | Environment-friendly LED energy-saving lamp |
| CN105864660A (en) * | 2016-03-31 | 2016-08-17 | 中山市帝森电子科技有限公司 | LED lighting lamp |
| CN106255280A (en) * | 2016-09-21 | 2016-12-21 | 深圳市光之谷新材料科技有限公司 | Make the substrate production method of LED and make the substrate of LED |
| CN109275323A (en) * | 2018-11-22 | 2019-01-25 | 努比亚技术有限公司 | A kind of mobile terminal and its heat dissipating method, radiator, flexible circuit board |
| WO2021179554A1 (en) * | 2020-03-12 | 2021-09-16 | 浙江阳光美加照明有限公司 | Led light source assembly and high-power lamp using same |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527963A (en) * | 2013-10-30 | 2014-01-22 | 杨进 | LED corn lamp |
| CN103742874A (en) * | 2013-12-31 | 2014-04-23 | 河南云华灿光电科技有限公司 | Aluminum substrate mechanism and LED (Light Emitting Diode) bulb lamp comprising same |
| CN104110598A (en) * | 2014-07-18 | 2014-10-22 | 立达信绿色照明股份有限公司 | Flexible led light source |
| CN104501002A (en) * | 2014-12-06 | 2015-04-08 | 广东聚科照明股份有限公司 | Three-dimensional LED |
| CN104595775A (en) * | 2015-02-09 | 2015-05-06 | 深圳市中电照明股份有限公司 | Liner LED (Light-Emitting Diode) light source |
| CN105065945A (en) * | 2015-08-20 | 2015-11-18 | 浙江阳光照明电器集团股份有限公司 | LED bulb lamp |
| CN105841008A (en) * | 2016-03-31 | 2016-08-10 | 中山市帝森电子科技有限公司 | LED energy-saving lamp with self-cleaning function |
| CN105757477A (en) * | 2016-03-31 | 2016-07-13 | 中山市帝森电子科技有限公司 | LED energy-saving lamp with air purification function |
| CN105698024A (en) * | 2016-03-31 | 2016-06-22 | 中山市帝森电子科技有限公司 | An energy-saving LED lighting fixture |
| CN105864662A (en) * | 2016-03-31 | 2016-08-17 | 中山市帝森电子科技有限公司 | A green and environmentally friendly LED lamp |
| CN105864648A (en) * | 2016-03-31 | 2016-08-17 | 中山市帝森电子科技有限公司 | A LED lighting fixture with a colored halo |
| CN105864661A (en) * | 2016-03-31 | 2016-08-17 | 中山市帝森电子科技有限公司 | High-power LED energy-saving lamp |
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