CN109695842A - A kind of LED lamp - Google Patents
A kind of LED lamp Download PDFInfo
- Publication number
- CN109695842A CN109695842A CN201910010688.4A CN201910010688A CN109695842A CN 109695842 A CN109695842 A CN 109695842A CN 201910010688 A CN201910010688 A CN 201910010688A CN 109695842 A CN109695842 A CN 109695842A
- Authority
- CN
- China
- Prior art keywords
- blister
- light source
- led light
- power supply
- lampshade
- 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.)
- Granted
Links
- 239000000758 substrate Substances 0.000 claims abstract description 18
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 14
- 239000004417 polycarbonate Substances 0.000 claims abstract description 13
- 238000002834 transmittance Methods 0.000 claims description 13
- 239000003063 flame retardant Substances 0.000 claims description 6
- 230000010354 integration Effects 0.000 claims description 2
- 230000005693 optoelectronics Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 241001465382 Physalis alkekengi Species 0.000 abstract description 27
- 230000005611 electricity Effects 0.000 abstract description 8
- 239000000463 material Substances 0.000 description 8
- 230000001795 light effect Effects 0.000 description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- 239000011324 bead Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 239000004425 Makrolon Substances 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
-
- 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
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
-
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
-
- 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
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- 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)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a kind of LED lamps, including chassis, power supply, lampshade, substrate, LED light source and blister, the substrate is fixed on chassis, the LED light source is disposed on the substrate, the power supply is electrically connected with LED light source, and the blister covers on LED light source, and the light that LED light source issues successively passes through blister and lampshade projects, the blister is made of polycarbonate, the blister with a thickness of 0.75-1.75mm.Blister lid is located on LED light source by the present invention, not only can protect LED light source, prevents from leaking electricity, and can also increase the light emitting angle of LED light source, improves lamp brightness, and the light for issuing lamps and lanterns is more uniform.
Description
Technical field
The present invention relates to lighting technical field more particularly to a kind of LED lamps.
Background technique
Existing LED lamp generally comprises chassis, substrate, LED light source, power supply and lampshade.The power supply of lamps and lanterns is divided at present
Isolated power supply and non-isolated power supply, non-isolated power supply are divided into Switching Power Supply and linear power supply again.Isolated power supply and Unisolated switch
Power supply is that 120V/220VAC voltage is dropped to lower voltage using transformer, and being then rectified into the power supply of direct current electricity output again makes
With.Because the main coil of transformer bears 120V/220VAC voltage, secondary coil is solely subjected to the alternating voltage of output, and main
It is not directly coupled between secondary coil, so referred to as isolated power supply.The conversion process of transformer is: electricity-magnetic-electricity, no and big
Ground connection, so Danger Electric shock risk will not occur.Non-isolated linear power supply is to be directly inputted to electronic circuit with 120V/220VAC,
It is exported being boosted by electronic component, input and output are directly connected to by electronic component.According to safety requirements, power supply it is outer
Portion requires setting 5VA power pack.
Wherein, isolated power supply volume is larger, and component is more, and opposite non-isolated power supply is at high cost.The switch electricity of non-isolated electricity
Source is more at high cost than linear power supply, and photoelectric integral scheme cost is minimum in linear power supply.
According to the lamps and lanterns of isolated power supply, setting lens, the light that LED light source emits are not needed outside LED light source
It is directly over lampshade injection, the arrangement of LED light source is more dispersed, and lamp plate area is big, and material cost is high.Secondly, isolated power supply is defeated
Low-voltage out, LED light source generally use the lamp bead of 3V, and the lamp bead quantity needed in this way is more, higher cost.
According to the lamps and lanterns of non-isolated power supply, then lens are arranged in the outside need of LED light source, to prevent from leaking electricity.It needs
Bright, the lamps and lanterns of non-isolated power supply, due to using lens, LED light source arrangement can be concentrated, quantity more relatively rarely, cost
The lamps and lanterns of power supply are relatively isolated, it can be much lower.But lens mainly carry out light diffusion, portion by being reflected light
The light divided can be refracted to chassis, to reduce the light extraction efficiency of lamps and lanterns.Secondly, in order to meet safety requirements, transparent needs are adopted
It is made with fire-protection rating of the polycarbonate of 5AV, thickness needs 2mm or more.Due to being added to many fire retardants in lens, and
Compare thick, causes the light transmittance of lens very low, to need to increase the quantity of LED light source.
Summary of the invention
Technical problem to be solved by the present invention lies in, a kind of LED lamp is provided, securely and reliably, number of LED light sources is few,
Brightness is high, and the cost of material is low, assembles artificial few, high production efficiency.
In order to solve the above-mentioned technical problems, the present invention provides a kind of LED lamp, including chassis, power supply, lampshade, substrate,
LED light source and blister, the substrate are fixed on chassis, and the LED light source is disposed on the substrate, the power supply and LED light source
Electrical connection, the blister covers on LED light source, and the light that LED light source issues successively passes through blister and lampshade projects, the blister by
Polycarbonate is made, the blister with a thickness of 0.75-1.75mm.
As an improvement of the above scheme, the light transmittance of the blister is greater than 90%.
As an improvement of the above scheme, the thickness at the top of the blister is 0.3-1mm bigger than the thickness of side wall.
As an improvement of the above scheme, the ratio of the width of the width and lampshade of the blister is 1:(2-5).
As an improvement of the above scheme, it is more than or equal to 40mm to the distance at the top of lampshade at the top of the blister.
As an improvement of the above scheme, the spread geometry of the shape of the blister and LED light source matches.
As an improvement of the above scheme, the shape of the blister is hemispherical, cylinder or cube shaped.
As an improvement of the above scheme, polycarbonate of the blister by fire-retardant rank by V0 grades is made.
As an improvement of the above scheme, the power supply is non-isolated power supply.
As an improvement of the above scheme, the power supply is non-isolated linear power supply, and the power supply and LED light source are photoelectricity one
Body is simultaneously arranged in blister.
The invention has the following beneficial effects:
1, blister lid is located on LED light source by the present invention, not only be can protect LED light source, is prevented from leaking electricity, can also increase
The light emitting angle of LED light source, the light for issuing lamps and lanterns are more uniform.
2, the present invention is made blister of the polycarbonate of flame retardant rating V0, can not only reduce the thickness of conventional lenses
Degree, can also increase the light transmittance of blister, to increase the emitting brightness of lamps and lanterns, and can meet safety requirement, and then reduce LED
The quantity of light source reduces lamps and lanterns cost.
3, the cost of blister of the present invention is lower than the cost of lens, and light transmittance is higher, therefore compared with lens, of the invention
Number of LED light sources is less, and cost is lower.
4, the present invention is defined by the structure to blister, and the thickness of the thickness and side wall at the top of blister is made to have one
Fixed thickness difference, so as to go out light more uniform for lamps and lanterns.
5, the present invention at the top of the ratio and blister of the width of the width and lampshade of blister to the distance at the top of lampshade into
Restriction is gone, further such that go out light more uniform for lamps and lanterns.
Detailed description of the invention
Fig. 1 is the exploded view of LED lamp of the present invention；
Fig. 2 is the cross-sectional view of LED lamp of the present invention；
Fig. 3 is the cross-sectional view of blister of the present invention；
Fig. 4 is the light effect figure one of LED lamp of the present invention；
Fig. 5 is the light effect figure two of LED lamp of the present invention；
Fig. 6 is the light effect figure three of LED lamp of the present invention；
Fig. 7 is the ratio schematic diagram of LED lamp of the present invention；
Fig. 8 is the light effect figure four of LED lamp of the present invention；
Fig. 9 is the light effect figure five of LED lamp of the present invention；
Figure 10 is the light effect figure six of LED lamp of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
Step ground detailed description.
Referring to Fig. 1 and Fig. 2, a kind of LED lamp provided by the invention, including chassis 1, power supply 2, lampshade 3, substrate 4, LED
Light source 5 and blister 6, the substrate 4 are fixed on chassis 1, and the LED light source 5 is arranged on substrate 4, the power supply 2 and LED
Light source 5 is electrically connected, and the blister 6 covers on LED light source 5, and the light that LED light source 5 issues successively passes through blister 6 and lampshade 3 projects,
The blister 6 is made of polycarbonate, the blister 6 with a thickness of 0.75-1.75mm.
The lid of blister 6 is located on LED light source 5 by the present invention, and the light that LED light source 5 emits first passes around blister 6 and expanded
It dissipates, to increase the light-emitting angle of LED light source 5, the light that blister 6 emits carries out out light eventually by lampshade 3, finally
The light emitting angle of LED light source is increased, the light for issuing lamps and lanterns is more uniform.In addition, the blister 6 can also be to LED light source 5
It is protected, LED light source 5 is avoided to leak electricity, to reach the safety requirements of lamps and lanterns.
It should be noted that since blister 6 of the invention uses polycarbonate (PC) to be made, compared with lens, the present invention
The thickness of blister 6 can substantially reduce, while the light transmittance of blister 6 can greatly improve, it is preferred that the blister with a thickness of
0.75-1.75mm.If the thickness of blister is less than 0.75mm, flame retardant rating is inadequate, does not meet safety requirements；If the thickness of blister
Greater than 1.75mm, then material cost is high, and light transmittance is low.More preferably, the blister with a thickness of 0.9-1.2mm.In order to guarantee lamp
Tool meets safety requirements, it is preferred that polycarbonate of the blister 6 by fire-retardant rank by V0 grades is made.
Specifically, being made in the makrolon material of blister 6, need to add a certain amount of light diffusing agent, wherein light diffusion
Agent is more, and light is more uniform out, but light transmittance can be reduced accordingly.Since the present invention rationally set by the structure to lamps and lanterns
Meter, so that the light-emitting uniformity of lamps and lanterns meets the requirements, therefore the present invention need to only be defined the light transmittance of blister, it is preferred that
The light transmittance of blister is greater than 90%.
Further, compared with lens, blister of the invention is made of polycarbonate (PC), material cost and is produced into
Originally it can substantially reduce.
The lid of blister 6 is located on LED light source 5 by the present invention, can increase the light-emitting angle of LED light source 5, therefore LED light source 5
It can be with concentrated setting on substrate 4, to reduce the quantity of LED light source 5 and the area of substrate 4.Further, since blister of the present invention
Light transmittance be apparently higher than the light transmittance of lens, therefore the lamp bead quantity of LED light source 5 can be further reduced.Wherein, identical ruler
Very little and same brightness lamps and lanterns, the lamp bead quantity of LED light source 5 of the invention can reduce 8%-15%.
In order to cooperate blister to go out light, the material of lampshade 3 of the present invention is glass, polymethyl methacrylate, polycarbonate, gathers
The polymer of styrene, methyl methacrylate and styrene.
It should be noted that the spread geometry of the shape of the blister 6 and LED light source 5 matches.Specifically, the blister 6
Shape be hemispherical, cylinder or cube shaped, but not limited to this.Preferably, the shape of the blister 6 is hemispherical.
Referring to Fig. 3, the thickness at 6 top of blister is greater than the thickness of side wall, and the light type being emitted on lampshade 3 can be allowed more equal
It is even.Since the material of blister 6 of the present invention uses polycarbonate, the thickness at 6 top of blister can be greater than the thickness of side wall.
Preferably, the thickness at 6 top of blister is 0.3-1mm bigger than the thickness of side wall.If 6 top of blister and the thickness difference of side wall are less than
0.3mm, then the thickness at the top of blister is too small, the top for the lamps and lanterns that final emergent ray is concentrated；If 6 top of blister and side wall
Thickness difference is greater than 1mm, then the thickness at the top of blister is excessive, reduces the light transmittance of blister.
Specifically, lamps and lanterns when being referring to fig. 4 blister top thickness 0.3mm bigger than sidewall thickness to Fig. 6, Fig. 4 go out light efficiency
Fruit figure；Lamps and lanterns light-out effect figure when Fig. 5 is blister top thickness 0.6mm bigger than sidewall thickness；Fig. 6 is blister top thickness ratio
Lamps and lanterns light-out effect figure when the big 1mm of sidewall thickness.
Referring to Fig. 7, at the top of the ratio and blister of the width (D) of the width (d) and lampshade of blister at the top of lampshade away from
From (H), important influence is played to the whole light-emitting uniformity of lamps and lanterns.Specifically, the width of the width (d) of the blister and lampshade
The ratio for spending (D) is 1:(2-5).It is more than or equal to 40mm to the distance (H) at the top of lampshade at the top of the blister.If the width of blister
(d) it is less than 1:5 with the ratio of the width of lampshade (D), then light type is excessively concentrated, and lampshade edge has obviously dark space；If
The ratio of the width (D) of the width (d) and lampshade of blister is greater than 1:2, then blister area is excessive, and material cost is high.
In addition, distance between the two is too small, light if being less than 40mm to the distance (H) at the top of lampshade at the top of blister
The top for concentrating on lampshade goes out light, so as to go out light uneven for lamps and lanterns, intermediate bright, edge is dark.Specifically, referring to Fig. 8 to Figure 10, figure
8 lamps and lanterns when be at the top of blister to the distance (H) at the top of lampshade being 40mm go out light schematic diagram；Fig. 9 is at the top of blister to lampshade top
The lamps and lanterns when distance (H) in portion is 60mm go out light schematic diagram；Figure 10 is at the top of blister when to the distance (H) at the top of lampshade being 80mm
Lamps and lanterns go out light schematic diagram.
Power supply 2 of the invention is non-isolated power supply.Preferably, the power supply 2 is non-isolated linear power supply.Due to the present invention
The lid of blister 6 is located to prevent from leaking electricity on LED light source 5, to reduce cost.Wherein, the power supply 2 can be set in blister 6
It is interior, it also can be set outside blister 6.If power supply 2 is arranged in blister 6, power supply 2 and LED light source 5 can be preset in advance
On substrate 4, optoelectronic integration is realized, convenient for automation installation, reduce human cost, be conducive to production automation.
It should be noted that lamps and lanterns of the invention are ceiling lamp, but not limited to this.The lampshade 3 be connected on chassis 1 with
Form accommodating cavity；The substrate 4 is fixed on chassis 1 by fixing piece, wherein the power supply 2, substrate 4, LED light source 5 and bubble
Shell 6 is arranged in accommodating cavity.
The outer edge of the lampshade 3 is equipped with card slot 31, and the inner sidewall on the chassis 1 is equipped with detent protrusion, and the lampshade 3 can
Detent protrusion to be stuck in card slot 31 by rotation, so that lampshade 3 is mounted on chassis 1.
Above disclosed is only a preferred embodiment of the present invention, cannot limit the power of the present invention with this certainly
Sharp range, therefore equivalent changes made in accordance with the claims of the present invention, are still within the scope of the present invention.
Claims (10)
1. a kind of LED lamp, which is characterized in that including chassis, power supply, lampshade, substrate, LED light source and blister, the substrate is solid
It is scheduled on chassis, the LED light source is disposed on the substrate, and the power supply is electrically connected with LED light source, and the blister is covered in LED light
On source, the light that LED light source issues successively passes through blister and lampshade projects, and the blister is made of polycarbonate, the blister
With a thickness of 0.75-1.75mm.
2. LED lamp as described in claim 1, which is characterized in that the light transmittance of the blister is greater than 90%.
3. LED lamp as claimed in claim 1 or 2, which is characterized in that the thickness at the top of the blister is bigger than the thickness of side wall
0.3-1mm。
4. LED lamp as described in claim 1, which is characterized in that the ratio of the width of the width and lampshade of the blister is
1:(2-5).
5. LED lamp as claimed in claim 4, which is characterized in that be greater than at the top of the blister to the distance at the top of lampshade etc.
In 40mm.
6. LED lamp as described in claim 1, which is characterized in that the spread geometry phase of the shape of the blister and LED light source
Match.
7. LED lamp as claimed in claim 6, which is characterized in that the shape of the blister be hemispherical, cylinder or cube
The bodily form.
8. LED lamp as described in claim 1, which is characterized in that the polycarbonate that the blister is V0 grades by fire-retardant rank
It is made.
9. LED lamp as described in claim 1, which is characterized in that the power supply is non-isolated power supply.
10. LED lamp as claimed in claim 9, which is characterized in that the power supply is non-isolated linear power supply, the power supply
It is optoelectronic integration with LED light source and is arranged in blister.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910010688.4A CN109695842B (en) | 2019-01-07 | 2019-01-07 | LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910010688.4A CN109695842B (en) | 2019-01-07 | 2019-01-07 | LED lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109695842A true CN109695842A (en) | 2019-04-30 |
| CN109695842B CN109695842B (en) | 2024-06-11 |
Family
ID=66233156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910010688.4A Active CN109695842B (en) | 2019-01-07 | 2019-01-07 | LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109695842B (en) |
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| US20100135029A1 (en) * | 2008-12-01 | 2010-06-03 | Hubbell Incorporated | Lighting assembly having end wall with retaining member |
| JP2010244840A (en) * | 2009-04-06 | 2010-10-28 | Komaden:Kk | Light-emitting device and light-emitting apparatus |
| WO2012043586A1 (en) * | 2010-09-27 | 2012-04-05 | 東芝ライテック株式会社 | Lightbulb-formed lamp and illumination apparatus |
| CN202188350U (en) * | 2011-08-01 | 2012-04-11 | 深圳市众明半导体照明有限公司 | LED lamp improving lighting effect |
| CN202484631U (en) * | 2011-09-27 | 2012-10-10 | 东莞健达照明有限公司 | LED lamp with double lampshades |
| WO2014135110A1 (en) * | 2013-03-08 | 2014-09-12 | 北京优格莱照明科技有限公司 | Method of laser welding led bulb |
| CN103335227A (en) * | 2013-06-18 | 2013-10-02 | 生迪光电科技股份有限公司 | Wide-angle light-emitting diode (LED) lamp |
| JP2015089737A (en) * | 2013-11-06 | 2015-05-11 | スタンレー電気株式会社 | LED license lamp |
| CN104696731A (en) * | 2013-12-09 | 2015-06-10 | 欧普照明股份有限公司 | Bulb lamp |
| CN104832817A (en) * | 2015-05-19 | 2015-08-12 | 欧普照明股份有限公司 | LED lamp |
| JP2016225314A (en) * | 2016-08-29 | 2016-12-28 | シフトアップ株式会社 | Process of manufacture of polycarbonate resin pellet with luminous fluorescent body |
| CN106439529A (en) * | 2016-10-27 | 2017-02-22 | 常州市福兴电器有限公司 | Light-shadow lamp |
| CN206130589U (en) * | 2016-10-27 | 2017-04-26 | 常州市福兴电器有限公司 | Shadow lamp |
| CN107830424A (en) * | 2017-10-11 | 2018-03-23 | 佛山电器照明股份有限公司 | A kind of LED bulb |
| CN208041998U (en) * | 2018-03-03 | 2018-11-02 | 常州秀田车辆部件有限公司 | A kind of headlight for electric vehicle |
| CN209819392U (en) * | 2019-01-07 | 2019-12-20 | 佛山电器照明股份有限公司 | LED lamp |
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