CN102679218B - LED (Light Emitting Diode) light source device - Google Patents
LED (Light Emitting Diode) light source device Download PDFInfo
- Publication number
- CN102679218B CN102679218B CN201210140362.1A CN201210140362A CN102679218B CN 102679218 B CN102679218 B CN 102679218B CN 201210140362 A CN201210140362 A CN 201210140362A CN 102679218 B CN102679218 B CN 102679218B
- Authority
- CN
- China
- Prior art keywords
- light source
- source device
- lampshade
- led light
- radiator
- Prior art date
- 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.)
- Expired - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/01—Housings, e.g. material or assembling of housing parts
- F21V15/015—Devices for covering joints between adjacent lighting devices; End coverings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
- F21V21/088—Clips; Clamps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention provides an LED (Light Emitting Diode) light source device, which comprises a lampshade, a base, a light source assembly, a radiator, end covers and a plurality of heat-conducting connecting pieces, wherein the lampshade has a shell structure with two open ends and comprises a light transmitting part and a mounting part; the light source assembly is arranged on a mounting face of the base; another mounting face of the base is attached to the inner wall of the mounting part; the base and the light source assembly are arranged in the lampshade; a mounting face of the radiator is attached to the outer wall of the mounting part; the radiator is provided with a groove for holding a driving power supply of the LED light source device; a lead of the driving power supply is connected with a lead of the light source assembly; a mounting part of the lampshade is provided with mounting holes; the heat-conducting connecting pieces penetrate through the mounting holes to connect the radiator with the base; and the end covers cover two ends of the lampshade to seal the lampshade. According to the LED light source device provided by the invention, water or dust can be prevented from entering the lampshade; and the lead of the driving power supply is directly connected with the lead of the light source assembly, so that the service life of the LED light source device can be prolonged.
Description
Technical field
The present invention relates to LED luminescence technology, relate in particular to a kind of LED light source device.
Background technology
At present, in the illumination of domestic lighting and outdoor decoration, used in a large number light emitting diode (Light Emitting Diode is called for short LED) light supply apparatus, LED light source device replaces the existing common incandescent spot trend that is inevitable as electric lighting.
Existing LED light source device comprises lamp holder, light source board, radiator and semi-tubular lampshade, the same length of lampshade, light source board and radiator, the cross section of radiator is semi-circular shape, outer surface has the fin of zigzag or rectangle, to increase area of dissipation, improve radiating efficiency.
When assembling, light source board is fixedly connected on the mounting plane of radiator, lampshade is on light source board, and the two ends of radiator and lampshade are fixedly mounted on respectively in the housing of lamp holder, conventionally adopts mode bonding or that be threaded that lamp holder is fixedly connected with radiator, lampshade.
In the technical scheme of above-mentioned existing LED light source device, lampshade is halfpipe structure, and lampshade is located on light source board, because the contact position area of lampshade and light source board is larger, be difficult for sealing, thereby easily intake or dust in lampshade, reduce service life and the illumination effect of LED light source device.And because the binding post of lamp holder outside engages with lamp socket, the contact position of binding post and lamp socket easily intakes and is short-circuited, and causes the damage of LED light source device.
Summary of the invention
The invention provides a kind of LED light source device, for solving low technological deficiency of the easy water inlet of prior art LED light source device or dust, service life.
A kind of LED light source device provided by the invention, comprises lampshade, pedestal, light source assembly, radiator, end cap and multiple heat-conducting connecting;
Described lampshade is the shell structure of both ends open, comprises transmittance section and installation portion; Described light source assembly is arranged on an installed surface of described pedestal, and another installed surface of described pedestal and the laminating of the inwall of described installation portion and described pedestal and light source assembly are arranged on described lampshade inside;
The installed surface of described radiator and the laminating of the outer wall of described installation portion; Described radiating appliance is useful on the groove of the driving power of placing LED light source device, and the lead-in wire of described driving power is connected with the lead-in wire of described light source assembly;
The installation portion of described lampshade offers installing hole; Described multiple heat-conducting connecting is connected described radiator through described installing hole with described pedestal;
The two ends that described end cap is located at described lampshade seal described lampshade.
LED light source device as above, described end cap is shell structure, has two independently chambers in described end cap; The first chamber is formed at the side end of described lampshade, and the second chamber is formed at the side end of described radiator.
LED light source device as above, described the first chamber is sealed chamber, the outer end wall of this first chamber is provided with the removable cover that can open or close;
In the inner end wall of described the first chamber, offer bolt hole, on described pedestal, on corresponding side end face, there is screwed hole, by bolt end cap is arranged on described pedestal and the inner end wall of described the first chamber by the opening sealing of described lampshade.
LED light source device as above, is provided with sealing ring between the inner end wall of described the first chamber and the open end of described lampshade.
LED light source device as above, the installation portion of described lampshade offers fairlead, and the lead-in wire of described light source assembly is connected by waterproof relay connector with the lead-in wire of described driving power through described fairlead.
LED light source device as above, the lead-in wire of described light source assembly is through inner end wall and the sidewall of described the first chamber, and the lead-in wire of described driving power extends in described the second chamber;
The lead-in wire of described light source assembly is connected by waterproof relay connector with the lead-in wire of described driving power, and described waterproof relay connector is arranged in described the second chamber.
LED light source device as above, the cross section of described radiator is U-shaped structure, the outer wall of described radiator has the fin of dentation;
On the outer wall of described radiator and/or described groove inwall, offer draw-in groove, for mounting this LED light source device.
LED light source device as above, this LED light source device also comprises hook, and the bottom of this hook has the coupler body engaging with described draw-in groove, and the top of this hook has the hangers for articulating with lamp socket.
LED light source device as above, described base interior offers along the through hole of described pedestal length direction.
LED light source device as above, described heat-conducting connecting is screw or rivet or connecting rod.
LED light source device as above, is socketed with sealing ring in described heat-conducting connecting, and described sealing ring is arranged in the installing hole of described lampshade and coordinates with this installing hole.
LED light source device as above, is provided with projection on the madial wall of described end cap, on the lateral wall of described radiator, is provided with mounting groove, and described projection coordinates installation with described mounting groove.
LED light source device provided by the invention, because lampshade is overall shell-like structure, light source assembly is arranged in lampshade, and the two ends of lampshade, by end cap seal, can prevent water inlet or dust in lampshade, improve service life and the illumination effect of LED light source device.And the lead-in wire of driving power is directly connected with the lead-in wire of light source assembly, can solve in prior art easily water inlet and the problem that is short-circuited of the binding post of lamp holder and the contact position of lamp socket, the service life of improving LED light source device.
Brief description of the drawings
The front view of the LED light source device that Fig. 1 provides for first embodiment of the invention;
Fig. 2 is the cutaway view along Figure 1A-A line;
Fig. 3 is the scheme of installation of LED light source device shown in Fig. 1;
Fig. 4 is the front view of lampshade shown in Fig. 1;
Fig. 5 is the front view of pedestal shown in Fig. 4;
Fig. 6 is the front view of lampshade shown in Fig. 1;
Fig. 7 is the front view of pedestal shown in Fig. 6;
Fig. 8 provides the partial schematic diagram of LED light source device for second embodiment of the invention;
Fig. 9 is the front view of end cap shown in Fig. 8;
Figure 10 is the left view of end cap shown in Fig. 9;
Figure 11 is the front view of the removable cover on end cap shown in Fig. 8;
Figure 12 is the left view of removable cover shown in Figure 11;
The front view of the radiator that Figure 13 provides for third embodiment of the invention;
Figure 14 is the left view of radiator shown in Figure 13.
Detailed description of the invention
With reference to figure 1-7, the front view of the LED light source device that Fig. 1 provides for first embodiment of the invention;
Fig. 2 is the cutaway view along Figure 1A-A line; Fig. 3 is the scheme of installation of LED light source device shown in Fig. 1; Fig. 4 is the front view of lampshade shown in Fig. 1; Fig. 5 is the front view of pedestal shown in Fig. 4; Fig. 6 is the front view of lampshade shown in Fig. 1; Fig. 7 is the front view of pedestal shown in Fig. 6.
As depicted in figs. 1 and 2, the LED light source device that the present embodiment provides, comprises lampshade 1, pedestal 2, light source assembly 3, radiator 4, end cap 5 and multiple heat-conducting connecting 6.
As shown in Figures 4 and 5, the shell structure that lampshade 1 is both ends open, lampshade 1 comprises transmittance section 11 and installation portion 12, lampshade 1 can adopt well-illuminated engineering plastics heat extrusion forming, specifically can adopt Merlon (Polycarbonate, PC material).Transmittance section 11 can be the arc-shaped structure of even thickness, adopts arc-shaped structure can improve illumination range, and transmittance section 11 can be also other analogous shapes.
Light source assembly 3 is arranged on an installed surface of pedestal 2, and another installed surface of pedestal 2 and the laminating of the inwall of installation portion 12 and pedestal 2 and light source assembly 3 are arranged on lampshade 1 inside.Particularly, light source assembly 3 can comprise metal substrate and multiple LED lamp pearl, and LED lamp pearl is arranged on metal substrate, and metal substrate and installation portion 12 are fitted, and metal substrate can be aluminium base, to improve heat conductivility.
As shown in Figures 6 and 7, the cross section of pedestal 2 can be trapezium structure, and edge is arc transition.The shape of the installation portion 12 of lampshade 1 and the gabarit shape of pedestal 2 adapt and even thickness, so that the inwall of installation portion 12 and the installed surface of pedestal 2 are fitted more closely, reduce the gap between installation portion 12 and pedestal 2.In addition, pedestal 2 inside offer the through hole 21 along pedestal length direction, can alleviate the weight of pedestal 2 and can save material.The end of pedestal 2 offers screwed hole 22, can end cap 5 be connected with pedestal 2 by bolt, makes to fit tightly between pedestal 2, lampshade 1 and radiator 3, improves the heat-sinking capability of radiator 4.
The outer wall laminating of the installed surface of radiator 4 and installation portion 12; Radiator 4 has the groove 41 of the driving power 7 for placing LED light source device, and the first lead-in wire 71 of driving power 7 is connected with the second lead-in wire 31 of light source assembly 3.
The installation portion 12 of lampshade 1 offers multiple installing holes 121; Multiple heat-conducting connecting 6 are connected with pedestal 2 with radiator 4 121 through installing hole.Heat-conducting connecting 6 adopts the good material of heat conductivility to make, for example heat-conducting connecting 6 can adopt metal material, heat-conducting connecting 6 can be screw or rivet, heat-conducting connecting 6 can be also the connecting rod on setting and pedestal 2 or radiator 4, and connecting rod can be into a single integrated structure with pedestal 2 or radiator 4.When heat-conducting connecting 6 is screw, on pedestal 2 and radiator 4, all offer screw hole corresponding to position, heat-conducting connecting 6 can be through the screwed hole on installing hole 121 and pedestal 2 and radiator 4, radiator 4 and lampshade, pedestal 2 are linked together, when this LED light source device busy, the heat of the luminous generation of LED lamp pearl reaches pedestal 2, by heat-conducting connecting 6, heat is passed to radiator 4 again, radiator 4 and space outerpace heat-shift, realize LED light source device radiation, and radiating effect is fine.
The two ends that end cap 5 is located at lampshade 1 seal lampshade 1.Can sealing ring be set in end cap 5 and the contact position of lampshade 1, improve sealing.And, in heat-conducting connecting 6, also can be socketed sealing ring, sealing ring is arranged in the installing hole 121 of lampshade 1 and coordinates with this installing hole 121.
In the present embodiment, can on the installation portion of lampshade 1 12, offer fairlead 122, the through hole corresponding with fairlead 122 also offered in the relevant position of pedestal 2 and radiator 4, the second lead-in wire 31 of light source assembly 3 is connected by waterproof relay connector 8 with the first lead-in wire 71 of driving power 7 through fairlead 122, avoids wiring place to intake and be short-circuited.
The LED light source device that the present embodiment provides, because lampshade 1 is overall shell-like structure, light source assembly 3 is arranged in lampshade 1, and the two ends of lampshade 1 seal by end cap 5, can prevent the interior water inlet of lampshade 1 or dust, improve service life and the illumination effect of LED light source device.And the first lead-in wire 71 of driving power 1 31 is directly connected with the second lead-in wire of light source assembly 3, can solve in prior art easy water inlet the in the binding post of lamp holder and the contact position of lamp socket and the problem that is short-circuited, the service life of raising LED light source device.
With reference to figure 8-12, Fig. 8 provides the partial schematic diagram of LED light source device for second embodiment of the invention; Fig. 9 is the front view of end cap shown in Fig. 8; Figure 10 is the left view of end cap shown in Fig. 9; Figure 11 is the front view of the removable cover on end cap shown in Fig. 8; Figure 12 is the left view of removable cover shown in Figure 11.
As shown in Figure 8, LED light source device and the first embodiment that the present embodiment provides are basic identical, and distinctive points is, end cap 5 is shell structure, has two independently chambers in end cap 5, is respectively the first chamber 51 and the second chamber 52; The first chamber 51 is formed at the side end of lampshade 1, and the second chamber 52 is formed at the side end of radiator 4.
In the present embodiment, the first chamber 51 is sealed chamber, the outer end wall of this first chamber 51 is provided with the removable cover 54 that can open or close, as shown in FIG. 11 and 12, this removable cover 54 adopts injection molding process to make, removable cover 54 has snap fit 541, and snap fit 541 can be fastened in the outer end wall of the first chamber 51, and the first chamber 51 is sealed.
In the inner end wall of the first chamber 51, offer bolt hole 55, on pedestal 2, on corresponding side end face, have shown in screwed hole 24(Fig. 6), by bolt end cap 5 is arranged on pedestal 2 and the inner end wall of the first chamber 51 by the opening sealing of lampshade 1.In the time of assembling or dismounting, can first end cap 5 be fixed on the side wall of pedestal 2, then removable cover 54 is being fastened.
Sealing ring 57 is installed between the open end of the inner end wall of the first chamber 51 and lampshade 1.Particularly, as shown in Figure 9, offer cannelure 56 on the inwall of the first chamber 51, sealing ring 57 is set in cannelure 56, and sealing ring 57 can be selected O RunddichtringO.
In the present embodiment, the second lead-in wire 31 of light source assembly 3 can be through inner end wall and the sidewall of the first chamber 51, and the first lead-in wire of driving power 7 prolongs 71 and extends in the second chamber 52.
The second lead-in wire 31 of light source assembly 3 71 is connected by waterproof relay connector 8 with the first lead-in wire of driving power 7, and waterproof relay connector 8 is arranged in the second chamber 52, avoids wiring place intake and be short-circuited.
The LED light source device that the present embodiment provides, end cap 5 has sealed at both ends by lampshade 1 of the first chamber 51 and the second chamber 52, the first chambers 51, can prevent the interior water inlet of lampshade 1 or dust, improves service life and the illumination effect of LED light source device.And, waterproof relay connector is connected the first lead-in wire 31 of the first lead-in wire 71 of driving power 7 and light source assembly 3, and waterproof relay connector is arranged in the second chamber 52, can solve in prior art, easily water inlet and the problem that is short-circuited of the binding post of lamp holder and the contact position of lamp socket, the service life of improving LED light source device.
With reference to Figure 13 and 14, the front view of the radiator that Figure 13 provides for third embodiment of the invention; Figure 14 is the left view of radiator shown in Figure 13.
As shown in Figure 13 and 14, the cross section of the radiator 4 that the present embodiment provides is U-shaped structure, and the outer wall of radiator 4 has the fin 43 of dentation, and fin 43 can increasing heat radiation area, improves the heat-sinking capability of radiator 4.
On the outer wall of radiator 4 and/or groove 41 inwalls, offer draw-in groove 42, for mounting this LED light source device.Draw-in groove 42 can symmetrical be opened on the outer wall of radiator 4, also can symmetry be opened on groove 41 inwalls, or all offer draw-in groove 42 on the outer wall of radiator 4 and groove 41 inwalls.
In addition, on the madial wall of end cap 5, be provided with shown in protruding 53(Figure 10), on the lateral wall of radiator 4, be provided with mounting groove 44, projection 53 coordinates installation with mounting groove 44, is convenient to the installation and removal of end cap 5.
As shown in Figure 3, the LED light source device that above-described embodiment provides also comprises hook 9, and these hook 9 bottoms have the coupler body (not shown) engaging with draw-in groove 42, and the top of hook 9 has the hangers articulating with holder 10.When installation, first the coupler body of hook 9 is engaged with the draw-in groove 42 of radiator 4, then the hangers of hook 9 is articulated on holder 10, be convenient to installation and removal.
Finally it should be noted that: above each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (12)
1. a LED light source device, is characterized in that, comprises lampshade, pedestal, light source assembly, radiator, end cap and multiple heat-conducting connecting;
Described lampshade is the shell structure of both ends open, comprises transmittance section and installation portion; Described light source assembly is arranged on an installed surface of described pedestal, and another installed surface of described pedestal and the laminating of the inwall of described installation portion and described pedestal and light source assembly are arranged on described lampshade inside;
The installed surface of described radiator and the laminating of the outer wall of described installation portion; Described radiating appliance is useful on the groove of the driving power of placing LED light source device, and the lead-in wire of described driving power is connected with the lead-in wire of described light source assembly;
The installation portion of described lampshade offers installing hole; Described multiple heat-conducting connecting is connected described radiator through described installing hole with described pedestal;
The two ends that described end cap is located at described lampshade seal described lampshade.
2. LED light source device according to claim 1, is characterized in that, described end cap is shell structure, has two independently chambers in described end cap; The first chamber is formed at the side end of described lampshade, and the second chamber is formed at the side end of described radiator.
3. LED light source device according to claim 2, is characterized in that, described the first chamber is sealed chamber, and the outer end wall of this first chamber is provided with the removable cover that can open or close;
In the inner end wall of described the first chamber, offer bolt hole, on described pedestal, on corresponding side end face, there is screwed hole, by bolt end cap is arranged on described pedestal and the inner end wall of described the first chamber by the opening sealing of described lampshade.
4. LED light source device according to claim 3, is characterized in that, between the inner end wall of described the first chamber and the open end of described lampshade, sealing ring is installed.
5. according to the LED light source device described in claim 1～4 any one, it is characterized in that, the installation portion of described lampshade offers fairlead, and the lead-in wire of described light source assembly is connected by waterproof relay connector with the lead-in wire of described driving power through described fairlead.
6. according to the LED light source device described in claim 2～4 any one, it is characterized in that, the lead-in wire of described light source assembly is through inner end wall and the sidewall of described the first chamber, and the lead-in wire of described driving power extends in described the second chamber;
The lead-in wire of described light source assembly is connected by waterproof relay connector with the lead-in wire of described driving power, and described waterproof relay connector is arranged in described the second chamber.
7. according to the LED light source device described in claim 1-4 any one, it is characterized in that, the cross section of described radiator is U-shaped structure, and the outer wall of described radiator has the fin of dentation;
On the outer wall of described radiator and/or inwall, offer draw-in groove, for mounting this LED light source device.
8. LED light source device according to claim 7, is characterized in that, this LED light source device also comprises hook, and the bottom of this hook has the coupler body engaging with described draw-in groove, and the top of this hook has the hangers for articulating with lamp socket.
9. according to the LED light source device described in claim 1-4 any one, it is characterized in that, described base interior offers along the through hole of described pedestal length direction.
10. according to the LED light source device described in claim 1-4 any one, it is characterized in that, described heat-conducting connecting is screw or rivet or connecting rod.
11. LED light source devices according to claim 9, is characterized in that, in described heat-conducting connecting, are socketed with sealing ring, and described sealing ring is arranged in the installing hole of described lampshade and coordinates with this installing hole.
12. according to the LED light source device described in claim 1-4 any one, it is characterized in that, on the madial wall of described end cap, is provided with projection, on the lateral wall of described radiator, is provided with mounting groove, and described projection coordinates installation with described mounting groove.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210140362.1A CN102679218B (en) | 2012-05-08 | 2012-05-08 | LED (Light Emitting Diode) light source device |
| PCT/CN2013/074787 WO2013166920A1 (en) | 2012-05-08 | 2013-04-26 | Led light source device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210140362.1A CN102679218B (en) | 2012-05-08 | 2012-05-08 | LED (Light Emitting Diode) light source device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102679218A CN102679218A (en) | 2012-09-19 |
| CN102679218B true CN102679218B (en) | 2014-09-03 |
Family
ID=46811548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210140362.1A Expired - Fee Related CN102679218B (en) | 2012-05-08 | 2012-05-08 | LED (Light Emitting Diode) light source device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102679218B (en) |
| WO (1) | WO2013166920A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105605452A (en) * | 2016-03-08 | 2016-05-25 | 宁波市恒玖照明灯具有限公司 | LED lamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679218B (en) * | 2012-05-08 | 2014-09-03 | 大连金三维科技有限公司 | LED (Light Emitting Diode) light source device |
| CN103868012B (en) * | 2014-03-28 | 2015-01-07 | 石家庄海然科技有限公司 | Anti-seepage light transmitting device for underground garage |
| CN104749856B (en) * | 2015-04-14 | 2017-07-07 | 福州富莱仕影像器材有限公司 | A kind of LED flexible lights |
| CN106122808B (en) * | 2016-08-29 | 2023-12-01 | 中山市横栏镇力天照明灯饰厂 | LED industrial lamp |
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- 2013-04-26 WO PCT/CN2013/074787 patent/WO2013166920A1/en active Application Filing
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|---|---|---|---|---|
| CN105605452A (en) * | 2016-03-08 | 2016-05-25 | 宁波市恒玖照明灯具有限公司 | LED lamp |
| CN105605452B (en) * | 2016-03-08 | 2018-09-14 | 宁波市恒玖照明灯具有限公司 | A kind of LED lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013166920A1 (en) | 2013-11-14 |
| CN102679218A (en) | 2012-09-19 |
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