CN202733667U - Pressure welding light-emitting diode (LED) module street lamp - Google Patents
Pressure welding light-emitting diode (LED) module street lamp Download PDFInfo
- Publication number
- CN202733667U CN202733667U CN2012203748345U CN201220374834U CN202733667U CN 202733667 U CN202733667 U CN 202733667U CN 2012203748345 U CN2012203748345 U CN 2012203748345U CN 201220374834 U CN201220374834 U CN 201220374834U CN 202733667 U CN202733667 U CN 202733667U
- Authority
- CN
- China
- Prior art keywords
- light source
- module
- led
- street lamp
- face shield
- 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
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a pressure welding light-emitting diode (LED) module street lamp which comprises a lamp pole (1) and a lamp shade arranged on the lamp pole (1), wherein an LED light source module is arranged in the lamp shade and connected to an external power source, the lamp shade comprises a rear cover (2) and a face shield (3), the rear cover (2) and the face shield (3) are mutually connected, and the LED light source module is located in a cavity formed by the rear cover (2) and the face shield (3). According to the pressure welding LED module street lamp, the LED light source module is an illuminating light source and capable of illuminating in an large area, and the pressure welding LED module street lamp has the advantages of being stable in operation, good in heat dissipation performance, convenient to maintain, long in service life, green and environment-friendly and the like.
Description
Technical field
The utility model relates to the semiconductor lighting technology, specifically, is a kind of compression joint type led module street lamp.
Background technology
Street lamp is the important component part of city illumination, and traditional street lamp often adopts high-pressure mercury lamp, and high-pressure mercury lamp 360 degree are luminous, and the shortcoming that light loss is large has caused the huge waste of the energy.Current, global environment is going from bad to worse, and each state is all at the development clean energy resource, in the case, the LED street lamp is as a kind of solid-state cold light source, and the characteristics such as have environment friendly and pollution-free, little power consumption, light efficiency is high, the life-span is long have become the optimal selection that roadway illumination and energy saving is transformed.In the prior art, the power of LED street lamp does not wait from tens watts to several hectowatts, often formed by a plurality of led light sources, because its distribution of light that led light source itself sends is approximately lambert's type, the hot spot that forms on the road surface is an inhomogeneous light source normally, can not effectively satisfy the requirement of area illumination, adds that the light fixture interchangeability that forms with single led light source is poor, be difficult to large-scale production, also have the defectives such as complex structure, maintenance cost height.The deficiency that the utility model then exists technically for existing LED street lamp, provide a kind of structure more simple, safeguard easily, the LED street lamp of good heat dissipation.
The utility model content
The purpose of this utility model is to provide a kind of compression joint type led module street lamp, by being located at the led light source module in the lampshade, can remedy the some shortcomings of the existing technical existence of LED street lamp, thereby realize that a kind of power consumption is low, the energy-conserving product of perfect heat-dissipating, shock resistance height, long service life, environmental protection.
The utility model is achieved through the following technical solutions: a kind of compression joint type led module street lamp, comprise lamp stand and be located at lampshade on the lamp stand, road lighting and people's productive life are closely related, with regard to the LED street lamp, for strengthening its lighting condition, in described lampshade, be provided with the led light source module, described led light source module is connected on the external power supply, the use of led light source module can be satisfied the utility model to the requirement of area illumination, and illuminating effect is good.
For better using the utility model, described lampshade comprises interconnective bonnet and face shield, and described led light source module then is positioned at the cavity of bonnet and face shield formation.
The structure of led light source module is as follows: described led light source module comprises the modular substrate that the bottom links to each other with face shield and is located at light emitting module on the modular substrate, described light emitting module is connected with external power supply, in its application process, the light-emitting area of light emitting module should arrange down; Described modular substrate is the supporting structure that the bottom is provided with light outlets, and described light emitting module is connected with face shield by light outlets, also is provided with the support level of clamping light emitting module in described modular substrate bottom.
Described led light source module also comprises the radiator that is positioned at the light emitting module top, described radiator mainly is comprised of the mounting plane that is positioned at the light emitting module top and the radiating fin of being located on the mounting plane, described mounting plane also is provided with the draw-in groove of clamping radiating fin by support level and the clamping of modular substrate phase on described mounting plane.Radiator simple in structure, in manufacturing process, radiator mainly adopts the metal or alloy such as the good copper of coefficient of heat transfer, aluminium to make; Be to strengthen radiating surface, what radiating fin was should be neatly intensive is positioned on the mounting plane, and starving to dispel the heat for light source module provides enough area of dissipations; Draw-in groove then provides reliable mechanical connection for radiating fin and mounting plane.
Light emitting module described in the utility model is platy structure, can adopt a plurality of led light source connection in series-parallel to form, also can adopt the integrated LED light source of polycrystalline encapsulation, its structure is as follows: light emitting module comprises that frame and the light source substrate of support level phase clamping and the LED that is located on the light source substrate end face send out body, described LED luminous body position is in the center of light source substrate and corresponding with the light outlets position, on described light source substrate, also be provided with current electrode and heat radiation backboard, described current electrode is positioned at the both sides of LED illuminator and is connected with external power supply, and described heat radiation backboard then is positioned on the other end of light source substrate.
Modular substrate described in the utility model also comprises the electric interfaces that is positioned at the modular substrate side and the installing hole that is positioned at the modular substrate bottom, described modular substrate is connected with face shield by installing hole, described current electrode then is connected with external power supply by electric interfaces, in electric interfaces, be provided with the fork-shaped electrode, simultaneously, for ease of with power supply being connected of motor, the current electrode of being located on the light source substrate is strip, and has a certain thickness, protrude from the light source substrate plane, in application process, current electrode combines with fork-shaped electrode in the electric interfaces, and realizes electrical connection.
The utility model adopts the syndeton of compression joint type, described modular substrate, led light source module and radiator closely cooperate by spring pressuring plate, be provided with boss structure at described modular substrate, described spring pressuring plate then comprise with the square buckle of boss structure phase clamping and with the U-shaped buckle of draw-in groove phase clamping, in the actual fabrication process, more than one spring pressuring plate can be set, the tight connection of each part of the LED light source consisting module of being more convenient for, anti-seismic performance is strong.
Lampshade described in the utility model also comprise the hinge that connects face shield and bonnet, be connected with face shield go out light shield, be located at the lens on the light source substrate, in maintenance process, the setting of hinge can make things convenient for the unlatching of bonnet in the lampshade structure, describedly goes out light shield and is positioned at a side of face shield and corresponding with bonnet; Described lens then are located at out in the cavity of light shield and face shield formation, on described face shield, also be provided with the louvre of equidistant arrangement, in the situation of energising, the led light source module is started working, and the light that the led light source module is sent rationally utilizes through the lens redistribution, light is through going out light shield, it further is evenly distributed, and simultaneously, the use that goes out light shield has also beautified light fixture.When needs keep in repair light fixture, under the effect of hinge, just can open easily the bonnet of light fixture, operation is carried out at the position that needs repairing, greatly facilitate the maintenance of light fixture, saved cost.
For better realizing between described lampshade and lamp stand, also being provided with the power supply cavity by the utility model, in described power supply cavity, be provided with built-in power, described led light source module then is connected with external power supply by built-in power.
In actual application, the quantity of described led light source module is more than one, and described each led light source module is connected with built-in power by constant flow module respectively.Because each led light source module all is fixed on the face shield, power supply accesses in the unified electric interfaces by a constant flow module device, and each led light source module has independently radiator, by the louvre that distributes on the face shield, form convection current with ambient air, make radiating effect reach best.
The utility model compared with prior art has the following advantages and beneficial effect:
(1) the utility model employing led light source module is illuminating source, can remedy existing LED road lamp cooling poor effect, the deficiency of the aspects such as structural manufacturing process is complicated, maintenance is inconvenient, illumination that can not only large area region also has the advantages such as power consumption is low, perfect heat-dissipating, shock resistance height, long service life, environmental protection.
(2) led light source module described in the utility model adopts the mode of compression joint type to form closely accessory, can directly be installed on the face shield, and technique is simple, can realize large-scale production, has more met the fast development of Modernized City Construction.
(3) when the utility model is worked, the heat that the led light source module produces can dispel the heat by radiating fin, radiating fin can adopt the good metal material of thermal conductivity factor to be made, same, when the face shield that is connected with the led light source module adopts metal to make, in its work, also the heat that the led light source module produces can be discharged in the air timely.
(4) louvre of the utility model by distributing on the face shield and being equally spaced, the heat and ambient air formation convection current that also radiator and face shield can be discharged, thus make radiating effect reach optimum state, guaranteed the service life of led light source module.
(5) in practical application of the present utility model, can select according to the requirement of power the number of led light source module, and by being connected in the circuit, each led light source module all through constant flow module independently with the electric interfaces of current access module pedestal, and realize the conducting of circuit.
Description of drawings
Fig. 1 is internal structure schematic diagram of the present utility model.
Fig. 2 is the structural representation of the utility model led light source module.
Fig. 3 is the structural representation of the utility model modular substrate cross section.
Fig. 4 is the structural representation shown in the A among Fig. 3.
Fig. 5 is the structural representation of the utility model light emitting module.
Fig. 6 is upward view of the present utility model.
1-lamp stand wherein, 2-bonnet, 3-face shield, 4-modular substrate, 5-light outlets, 6-support level, 7-mounting plane, 8-radiating fin, 9-draw-in groove, 10-light source substrate, 11-LED illuminator, 12-current electrode, 13-heat radiation backboard, 14-electric interfaces, 15-installing hole, 16-spring pressuring plate, 17-boss structure, 18-hinge, 19-go out light shield, 20-lens, 21-louvre, 22-power supply cavity, 23-built-in power, 24-constant flow module.
The specific embodiment
Below in conjunction with embodiment the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment:
For remedying the some shortcomings of the existing technical existence of LED street lamp, the utility model proposes a kind of compression joint type led module street lamp, its structure comprises lamp stand 1 and is located at lampshade on the lamp stand 1, in the prior art as shown in Figure 1, in the prior art, the LED street lamp often is comprised of a plurality of led light sources, because the light that sends of led light source inhomogeneous light source normally can not effectively satisfy the requirement of area illumination, and also exist interchangeability poor, the defectives such as complex structure, maintenance cost height.Therefore, the utility model adopts the led light source module to replace traditional led light source, and the led light source module is located in the lampshade, and is connected with external power supply, has good illuminating effect.As shown in Figure 1, lampshade comprises interconnective 2 and face shield 3, the led light source module then be located at 2 and the cavity that forms of face shield 3 in.
The led light source module is as a kind of modular light source technology, its structure is as follows: as shown in Figure 2, comprise the modular substrate 4 that the bottom is connected with face shield 3 and be located at light emitting module on the modular substrate 4, wherein, light emitting module is connected with external power supply, in its application process, the light-emitting area of light emitting module should arrange down; And modular substrate 4 is provided with the supporting structure of light outlets 5 for the bottom, mainly synthetic by insulating materials such as plastic cement, potteries, light emitting module is connected with face shield 3 by light outlets 5, also be provided with support level 6 in modular substrate 4 bottoms, light emitting module is then by the bottom phase clamping of support level 6 with modular substrate 4.
Radiating effect of the present utility model is good, in its structure, also be provided with radiator, as shown in Figure 2, radiator is positioned at the top of light emitting module, and its structure is as follows: mainly be comprised of mounting plane 7 and radiating fin 8, mounting plane 7 is positioned at the top of light emitting module, and by support level 6 and modular substrate 4 phase clampings, on mounting plane 7, also be provided with draw-in groove 9, so that the installation of radiating fin 8.Radiator simple in structure, in its manufacturing process, radiating fin 8 can adopt the metal or alloy such as the good copper of thermal conductivity factor, aluminium to make, so that the heat that the led light source module is produced is discharged in the air timely; Be to strengthen radiating surface, what radiating fin 8 was should be neatly intensive is positioned on the mounting plane 7, for the heat radiation of light emitting module provides enough area of dissipations; Draw-in groove 9 then provides reliable mechanical connection for radiating fin 8 and mounting plane 7.
Fig. 5 is the structural representation of light emitting module, as shown in Figure 5, light emitting module is platy structure, can adopt a plurality of led light source connection in series-parallel to form, also can adopt the integrated LED light source of polycrystalline encapsulation, its structure is as follows: comprise that frame and the light source substrate 10 of support level 6 phase clampings and the LED that is located on light source substrate 10 end faces send out body 11, LED illuminator 11 is positioned at the center of light source substrate 10 and corresponding with light outlets 5 positions, certainly, the size of light outlets 5 should be greater than the size of LED illuminator 11; For realizing being connected of LED illuminator 11 and power supply, on light source substrate 10, also be provided with current electrode 12, current electrode 12 is positioned at the both sides of LED illuminator 11 and is connected with external power supply, for further strengthening the radiating effect of LED illuminator 11, on the other end of light source substrate 10, also be provided with heat radiation backboard 13.
Fig. 3 is the structural representation of modular substrate cross section, as shown in Figure 3, be provided with electric interfaces 14 at the side that is positioned at modular substrate 4 bottoms, the quantity of electric interfaces 14 is corresponding with the quantity of current electrode 12, in use, current electrode 12 can be realized and being connected of external power supply by electric interfaces 14, for ease of with being connected of current electrode 12, current electrode 12 can be arranged to strip, and has certain thickness, protrudes from the plane of light source substrate 10, in application process, current electrode 12 combines with fork-shaped electrode in the electric interfaces 14, and realizes electrical connection, and Fig. 4 is the structural representation of electrical structure.For making things convenient for being connected of modular substrate 4 and face shield 3, also be provided with installing hole 15 in the bottom of modular substrate 4, as shown in Figure 2, modular substrate 4 can be realized and being connected of face shield 3 by bolt.
The utility model adopts the syndeton of compression joint type, by said structure as can be known, modular substrate 4, led light source module and radiator closely cooperate by spring pressuring plate 16, as shown in Figure 3, be provided with boss structure 17 at modular substrate 4, spring pressuring plate 16 then comprise with the square buckle of boss structure 17 phase clampings and with the U-shaped buckle of draw-in groove 9 phase clampings, in the actual fabrication process, more than one spring pressuring plate 16 can be set, the tight connection of each part of the LED light source consisting module of being more convenient for, anti-seismic performance is strong.
As shown in Figure 1, lampshade also comprise the hinge 18 that connects face shield 3 and 2, be connected with face shield 3 go out light shield 19, be located at the lens 20 on the light source substrate 10, wherein, go out light shield 19 and be positioned at a side of face shield 3 and corresponding with 2; 20 on lens are located at out in the cavity of light shield 19 and face shield 3 formation, on face shield 3, also be provided with the louvre 21 of equidistant arrangement, in its use procedure, after the energising of led light source module, start working, the light that the led light source module is sent is through lens 20 redistributions, rationally utilize, light further is evenly distributed it through going out light shield 19, simultaneously, the use that goes out light shield 19 has also beautified light fixture.When needs keep in repair light fixture, under the effect of hinge 18, just can open easily the bonnet 2 of light fixture, operation is carried out at the position that needs repairing, greatly facilitate the maintenance of light fixture, saved cost.
Be the better the utility model of realizing, the built-in power 23 that between lampshade and lamp stand 1, also is provided with power supply cavity 22 and is positioned at power supply cavity 22, the led light source module is connected with external power supply by built-in power 23.And in the application process of reality, the quantity of led light source module is more than one, and each led light source module is connected with built-in power 23 by constant flow module 24 respectively.As shown in Figure 6, because each led light source module all is fixed on the face shield 3, power supply accesses in the unified electric interfaces 14 by a constant flow module 24, each led light source module has independently radiator, by the louvre 21 that distributes on the face shield 3, form convection current with ambient air, make radiating effect reach best.The utility model led light source module is illuminating source, and illumination that can not only large area region also has the advantages such as stable, perfect heat-dissipating, easy to maintenance, long service life, environmental protection.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all falls within the protection domain of the present utility model any simple modification, equivalent variations that above embodiment does.
Claims (10)
1. compression joint type led module street lamp comprises lamp stand (1) and is located at lampshade on the lamp stand (1) that it is characterized in that: be provided with the led light source module in described lampshade, described led light source module is connected on the external power supply.
2. a kind of compression joint type led module street lamp according to claim 1, it is characterized in that: described lampshade comprises interconnective bonnet (2) and face shield (3), and described led light source module then is positioned at the cavity of bonnet (2) and face shield (3) formation.
3. a kind of compression joint type led module street lamp according to claim 2, it is characterized in that: described led light source module comprises the modular substrate (4) that the bottom links to each other with face shield (3) and is located at light emitting module on the modular substrate (4) that described light emitting module is connected with external power supply; Described modular substrate (4) is provided with the supporting structure of light outlets (5) for the bottom, and described light emitting module is connected with face shield (3) by light outlets (5), also is provided with the support level (6) of clamping light emitting module in described modular substrate (4) bottom.
4. a kind of compression joint type led module street lamp according to claim 3, it is characterized in that: described led light source module also comprises the radiator that is positioned at the light emitting module top, described radiator mainly is comprised of the mounting plane (7) that is positioned at the light emitting module top and the radiating fin (8) of being located on the mounting plane (7), described mounting plane (7) also is provided with the draw-in groove (9) of clamping radiating fin (8) by support level (6) and modular substrate (4) phase clamping on described mounting plane (7).
5. a kind of compression joint type led module street lamp according to claim 4, it is characterized in that: described light emitting module is platy structure, comprise the light source substrate (10) of frame and support level (6) phase clamping and be located at LED illuminator (11) on light source substrate (10) end face, described LED illuminator (11) is positioned at the center of light source substrate (10) and corresponding with light outlets (5) position, on described light source substrate (10), also be provided with current electrode (12) and heat radiation backboard (13), described current electrode (12) is positioned at the both sides of LED illuminator (11) and is connected with external power supply, and described heat radiation backboard (13) then is positioned on the other end of light source substrate (10).
6. a kind of compression joint type led module street lamp according to claim 5, it is characterized in that: described modular substrate (4) also comprises the electric interfaces (14) that is positioned at modular substrate (4) side and the installing hole (15) that is positioned at modular substrate (4) bottom, described modular substrate (4) is connected with face shield (3) by installing hole (15), and described current electrode (12) then is connected with external power supply by electric interfaces (14).
7. a kind of compression joint type led module street lamp according to claim 6, it is characterized in that: described modular substrate (4), led light source module and radiator closely cooperate by spring pressuring plate (16), be provided with boss structure (17) at described modular substrate (4), described spring pressuring plate (16) then comprise with the square buckle of boss structure (17) phase clamping and with the U-shaped buckle of draw-in groove (9) phase clamping.
8. a kind of compression joint type led module street lamp according to claim 7, it is characterized in that: described lampshade also comprise the hinge (18) that connects face shield (3) and bonnet (2), be connected with face shield (3) go out light shield (19), be located at the lens (20) on the light source substrate (10), describedly go out light shield (19) and be positioned at a side of face shield (3) and corresponding with bonnet (2); Described lens (20) then are located at out in the cavity of light shield (19) and face shield (3) formation, also are provided with the louvre (21) of equidistant arrangement on described face shield (3).
9. a kind of compression joint type led module street lamp according to claim 8, it is characterized in that: between described lampshade and lamp stand (1), also be provided with power supply cavity (22), be provided with built-in power (23) in described power supply cavity (22), described led light source module then is connected with external power supply by built-in power (23).
10. each described a kind of compression joint type led module street lamp according to claim 1～9, it is characterized in that: the quantity of described led light source module is more than one, and described each led light source module is connected with built-in power (23) by constant flow module (24) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203748345U CN202733667U (en) | 2012-07-31 | 2012-07-31 | Pressure welding light-emitting diode (LED) module street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203748345U CN202733667U (en) | 2012-07-31 | 2012-07-31 | Pressure welding light-emitting diode (LED) module street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202733667U true CN202733667U (en) | 2013-02-13 |
Family
ID=47659362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203748345U Expired - Fee Related CN202733667U (en) | 2012-07-31 | 2012-07-31 | Pressure welding light-emitting diode (LED) module street lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202733667U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134447A (en) * | 2017-03-10 | 2017-09-05 | 复旦大学 | A kind of compression joint type face matrix LED light source module |
-
2012
- 2012-07-31 CN CN2012203748345U patent/CN202733667U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134447A (en) * | 2017-03-10 | 2017-09-05 | 复旦大学 | A kind of compression joint type face matrix LED light source module |
| CN107134447B (en) * | 2017-03-10 | 2023-06-27 | 复旦大学 | Crimping type area array LED light source module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201072111Y (en) | Vertical type LED lamp with air convection warehouse | |
| CN101118052A (en) | LED lamp heat radiation method applying cross-ventilation warehouse | |
| CN201606852U (en) | Double light source via hole radiating LED street lamp | |
| CN202203835U (en) | Easily radiating solar light emitting diode (LED) street lamp | |
| CN103411192B (en) | A kind of solar LED (Light Emitting Diode) lamp combined radiating device | |
| CN201983047U (en) | High-power LED (light-emitting diode) illuminator radiating heat through tubular fin heat radiator | |
| CN201547602U (en) | LED road lamp | |
| CN202733667U (en) | Pressure welding light-emitting diode (LED) module street lamp | |
| CN206430036U (en) | A kind of integrated solar power generation lamp holder | |
| CN201003736Y (en) | Semi-conductor LED road lamp heat dissipation structure | |
| CN203273527U (en) | LED street lamp | |
| CN101871636B (en) | LED corner lamp radiator having flexible flat gravity radiator | |
| CN202733671U (en) | LED (light-emitting diode) projection lamp | |
| CN206522752U (en) | A kind of energy-saving illumination device | |
| CN201892115U (en) | LED streetlight | |
| CN201672378U (en) | High power LED road lamp | |
| CN202327727U (en) | Plastic cement coated light emitting diode (LED) lamp | |
| CN206347451U (en) | A kind of efficient energy-saving LED road lamp | |
| CN201462746U (en) | Dissipation device of high power LED lamp | |
| CN201221719Y (en) | Embedded type LED road lighting lamp | |
| CN201396653Y (en) | Heat radiation improved structure for high-power LED street lamp | |
| CN204213672U (en) | High-power led illuminating device | |
| CN203131618U (en) | LED tunnel lamp with four channel heat pipes matched with via-hole radiator | |
| CN218327846U (en) | Energy-conserving street lamp that radiating effect is good | |
| CN202791457U (en) | Superconductive and cross-ventilation heat dissipation type light-emitting diode (LED) lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20180731 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |