CN106402723A - LED light - Google Patents
LED light Download PDFInfo
- Publication number
- CN106402723A CN106402723A CN201510469280.5A CN201510469280A CN106402723A CN 106402723 A CN106402723 A CN 106402723A CN 201510469280 A CN201510469280 A CN 201510469280A CN 106402723 A CN106402723 A CN 106402723A
- Authority
- CN
- China
- Prior art keywords
- side plate
- led lamp
- led
- circuit board
- top board
- 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
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
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/03—Lighting devices intended for fixed installation of surface-mounted type
-
- 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
-
- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention relates to an LED light. The light comprises a tubular outer shell and an LED circuit board, wherein the tubular outer shell is produced through a co-extrusion technology, and comprises a top plate, a first side plate and a second side plate; the top plate, the first side plate and the second side plate are in pairwise connection to form a hollow structure; the first side plate and the second side plate adopt different materials during the co-extrusion technology production process; the first side plate is light-reflecting; the second side plate is light-permeable; the LED circuit board is mounted inside the tubular outer shell; and the light emitted by the LED circuit board is reflected by the first side plate and is transmitted through the second side plate. The invention further provides a showcase equipped with the LED light.
Description
Technical field
The present invention is about a kind of LED lamp, more particularly, to a kind of LED lamp for showcase.
Background technology
Lighting is widely used in daily exhibition scene, the showcase of such as supermarket, refrigerator etc..
Such showcase light fixture is typically installed on showcase or the inwall at cabinet top.They illuminate display area
Object, the effect highlighting is played to these article.General, such showcase light fixture adopts bulb
As light source.
In recent years, LED lamp becomes a kind of trend.It is mounted with light-emitting diodes inside such LED lamp
The circuit board of pipe (LED).With conventional bulb as compared with the showcase light fixture of light source, LED lamp has
Size is little, the advantages of low in energy consumption.
Patent WO2013030814 disclose a kind of typical, apply LED lamp in showcase, its bag
Include a shell, base, a reflector and an astigmatism plate of a support LED circuit board.Outward
Shell, base, reflector, astigmatism plate is all separately fabricated, when installing and using, using buckle or spiral shell
Silk etc. is stitched together.During installation, if splicing is improper, gap can be produced among different components and cause Lou
Light, the illuminating effect of impact light fixture.Therefore, for problem above it is necessary to design a kind of new LED
Light fixture.
Content of the invention
It is an object of the invention to provide the simple LED lamp of a kind of structure and using this LED lamp
Showcase.
According to an aspect of the present invention, there is provided a kind of LED lamp, it includes one and is given birth to by coextrusion process
The tube-like envelope producing, and one be arranged on the LED circuit board within tube-like envelope.This tube-like envelope bag
Include a top board, the first side plate and the second side plate, top board, the first side plate and the second side plate connect two-by-two,
Form a hollow structure, the first side plate and the second side plate are in coextrusion process production process using different
Material, the first side plate is reflective, and the second side plate is printing opacity.The light that this LED circuit board sends is by
Side plate reflects and transmits from the second side plate.
Preferably, this first side plate includes a concave inside surface.
Preferably, this top board includes the first snap device, and this concave inside surface is provided with a groove, this LED
The side of circuit board is fixed by the first snap device, and opposite side is fixed by this groove.
Preferably, this groove adjoins this top board.
Preferably, this top board includes the second snap device and the 3rd snap device, this LED circuit board quilt
Second snap device and the 3rd snap device are fixed.
Preferably, the second side plate comprises an astigmatism agent.
Preferably, this top board and the second side plate shape have angle, and this angle is at an acute angle.
Preferably, two cappings are comprised further, the two ends of this tube-like envelope respectively comprise an opening, should
The size of the size difference corresponding opening of capping, this tube-like envelope is closed in two cappings.
Preferably, this LED circuit board includes at least one LED, and this LED is little with the distance of the first side plate
Distance in this LED and the second side plate.
According to a further aspect of the invention, there is provided a kind of showcase, this showcase includes one with display area
Framework and a LED lamp.This LED lamp is included outside a tubulose being produced by coextrusion process
Shell, and one be arranged on the LED circuit board within tube-like envelope.This tube-like envelope includes a top board,
First side plate and the second side plate, top board, the first side plate and the second side plate connect two-by-two, form one
Hollow structure, the first side plate adopts different materials from the second side plate in coextrusion process production process, the
Side plate is reflective, and the second side plate is printing opacity.This LED lamp is arranged on an inwall of this framework,
The light that LED circuit board sends is reflected and transmitted from the second side plate by the first side plate, is radiated at this displaying
Region.
Brief description
By combining accompanying drawing, two embodiments of the present invention are described, this may be better understood
Bright, in the accompanying drawings:
Fig. 1 show the schematic diagram of the showcase of the LED lamp being mounted with an embodiment of the present invention;
Fig. 2 show the explosive view of LED lamp shown in Fig. 1;
Fig. 3 show the sectional view in the A-A direction of LED lamp shown in Fig. 1;
Fig. 4 show the optical property figure of LED lamp shown in Fig. 1;
Fig. 5 show the sectional view of the LED lamp of present invention another kind embodiment.
Specific embodiment
Unless otherwise defined, technical term used herein or scientific terminology should be neck belonging to the present invention
There is in domain the ordinary meaning that the personage of general technical ability is understood.Present patent application description and power
Used in sharp claim, " first " " second " and similar word are not offered as any order, quantity
Or importance, and be used only to distinguish different ingredients.Equally, " one " or " one " etc.
Similar word does not indicate that quantity limits yet, but represents and there is at least one." inclusion " or "comprising"
Mean to occur in element before " inclusion " or "comprising" Deng similar word or object is covered
" include " now or the element of "comprising" presented hereinafter or object and its equivalent it is not excluded that its
His element or object." connection " or " being connected " etc. be similar to word be not limited to physics or
The connection of machinery, but can include electrical connection, no matter being direct or indirectly.In addition,
What used in present patent application description and claims, " tubulose " referred to is not only to have
The hollow part of circular cross-section, but there is the hollow part of Tension Members with Arbitrary Shape Section.
Fig. 1 show the schematic diagram of the showcase of the LED lamp being mounted with an embodiment of the present invention.This
Bright described showcase is the general name with the cupboard showing function, including but not limited to refrigerator, cabinet etc..
Showcase 2 includes a framework 20, has a display area 21 inside framework 20, puts in display area 21
It is placed with commodity 22 to be shown.LED lamp 1 is installed on the inwall 201 on framework 20 top.LED
Light fixture 1 is parallel with the surface of inwall 201.LED lamp 1 illuminates the commodity 22 of displaying, to this commodity 22
Serve the effect highlighted.
With reference to Fig. 2, LED lamp 1 includes a tube-like envelope 10, a LED circuit board 11, two envelopes
Lid 14,15 and electric wire 13.Tube-like envelope 10 includes the hollow structure 109 of an extension.Outside tubulose
Shell 10 includes top board 102, the first side plate 103 and the second side plate 104.Top board 102, the first side plate 103
Connect two-by-two with the second side plate 104, define the hollow structure 109 of this tube-like envelope 10.Therefore, exist
There are two openings 100 at the two ends of tube-like envelope 10.
Tube-like envelope 10 be one by top board 102, the first side plate 103 and the second side plate 104 composition one
The part of the hollow of body.This tube-like envelope 10 is made by coextrusion process.Wherein, the first side plate
103 is reflective, and the second side plate 104 is printing opacity, and the light sending from LED can be by the first side plate 103
Reflect and pass through the second side plate 104.Therefore in coextrusion process manufacture process, manufacture the first side plate 103
It is different from the material manufacturing the second side plate 104.In one embodiment, the material of top board 102 can
With identical with the material of the second side plate 104 or the material of the first side plate 103.In another embodiment,
The material of top board 102 is all different from the material of the second side plate 104 or the material of the first side plate 103.
In the present embodiment, LED circuit board 11 includes a printed circuit board (PCB) 110 and ten
Light emitting diode (LED) 111.Light emitting diode 111 is arranged on printed circuit board 110.LED electricity
The length of road plate 11 is usually shorter than the length of tube-like envelope 10 so that tube-like envelope 10 can cover and protect
LED circuit board 11.Accordingly, the light launched by light emitting diode 111, through the first side plate 103
Reflection, transmits from the second side plate 104.With reference to the application scenarios of Fig. 1, when client is seeing showcase 2
In commodity 22 when, because the first side plate 103 is lighttight, light is blocked by the first side plate 103,
Thus not being emitted directly toward client's eyes to cause bad customer experience.
With continued reference to Fig. 2, cover 14 and include a triangle platy structure 141, a square platy structure 142
And two ledges 143.This square platy structure 142 connects outside triangle platy structure 141
Bottom, ledge 143 be located at triangle platy structure 141 inner side.Triangle platy structure 141
Size correspond to an opening 100, ledge 143 may be inserted in opening 100, and then closes
Opening 100.One installing hole 144 is reserved with square platy structure 142.Capping 15 equally comprises one
Triangle platy structure 151, one carry the square platy structure 152 of installing hole 154 and two prominent
Part 153.It is with the difference of capping 14, the triangle platy structure 151 of capping 15 comprises
One wire hole 155.Electric wire 13 can be connected on circuit board 110 by this wire hole 155.
As client or installation personnel during mounted LED lamp tool 1 on showcase 2, the first step, by LED
In the middle of circuit board 11 insertion tube-like envelope 10.One end of electric wire 13 connects circuit board by wire hole 155
11, the other end connects a power supply (not shown).This power supply can be LED drive circuit or electricity
Pond.Second step, the ledge 143 and 153 of capping 14,15 is filled in tube-like envelope 10 respectively
At two openings 100, and then close tube-like envelope 10.3rd step, is passed through using screw or nail
LED lamp 1 is fixed on the inwall 201 of showcase 2 installing hole 144 and 154.
Fig. 3 show the A-A of LED lamp 1 in Fig. 1 to sectional view.Second side plate 104 and top
An angle is defined, this angle is in 30 ° between plate 102.This angle is by the display area 21 of showcase 2
Distance with LED lamp 1 determines.
The outer surface of top board 102 is in tabular, and LED lamp 1 so can be made preferably to fit showcase 2
Inwall 201.There is the first snap device 105 in the inner surface of top board 102, the first snap device 105 exists
The inner surface of top board 102 extends, and length is identical with top board 102 length.First snap device 105 and top
Form a space 106 between plate 102.The width in space 106 is corresponding with the thickness of LED circuit board 11.
In the present embodiment, the first side plate 103 comprises a concave inside surface 107.In other embodiments,
First side plate 103 inner surface can be plate-shaped.Due to the design of concave inside surface 107, the first side plate 103
Can focus on and reflect the light from LED, such that it is able to improve light intensity.
In the present embodiment, there is a groove 108 concave inside surface 107 and the junction of top board 102.Recessed
The width of groove 108 is corresponding with the thickness of LED circuit board 11, and groove 108 and space 106 are in same water
In plane, the both sides of LED circuit board 11 are stuck in groove 108 and space 106 respectively.Preferably,
Light emitting diode 111 is less than light emitting diode 111 and the second side plate 104 with the distance of concave inside surface 107
Distance, the light major part sending from light emitting diode 111 reflected by concave inside surface 107.
Second side plate 104 is printing opacity, can scatter the light directly sending from LED and from the first side plate
The light of 103 reflections, such design makes the light of LED lamp 1 output more uniform.In the present embodiment
In, the second side plate 104 is in tabular.In other embodiments, the shape of the second side plate 104 can be
Arc, specifically can refer to Fig. 5.
Tube-like envelope 10 is produced by coextrusion process.In the present embodiment, top board 102 and
The material of side plate 103 is the plastic grain adding Chinese white.The material of the second side plate 104 is to add
The plastic grain of astigmatism agent.When coextrusion process produces, preparation one first is contrary with tube-like envelope 10
Mould, then bi-material is put into together mould and heats, finally the semi-finished product that mould exports are cut
It is cut into the length required for LED lamp 1.
Carry out optical analog for the LED lamp 1 shown in Fig. 1, its optical property figure is as shown in Figure 4.
In polar coordinate, performance curve 4 illustrates the performance of LED lamp 1.According to described by performance curve 4
, most performance curve 4 all on the right side of performance map, illustrates the big absolutely portion that LED lamp 1 sends
Point light all directives side of LED lamp 1.In actual applications, the illumination target of LED lamp 1
I.e. display area is all located at the side of LED lamp 1.Therefore, LED lamp 1 has higher light and utilizes
Rate.
Fig. 5 shows the LED lamp 2 of another kind of embodiment according to the present invention.LED lamp 2 includes
Top board 202, the first side plate 203, the second side plate 204.Second side plate 204 is arc.In top board 202
Inner surface be provided with the second snap device 205 and the 3rd snap device 206.LED circuit board 22 is by second
Snap device 205 is fixed with the 3rd snap device 206.LED circuit board 22 includes ten light-emitting diodes
Pipe 222.The distance of light emitting diode 222 and the first side plate 203 is shorter than light emitting diode 222 and second
The distance of side plate 204.
Although describing the present invention in conjunction with specific embodiment, those skilled in the art can
To understand, to the present invention can many modifications may be made and modification.It is therefore contemplated that, claims
Be intended to cover all such modifications in true spirit of the present invention and scope and modification.
Claims (10)
1. a kind of LED lamp, it includes:
One tube-like envelope being produced by coextrusion process, it includes a top board, the first side plate and the second side plate,
Described top board, described first side plate and described second side plate connect two-by-two, form a hollow structure, institute
State the first side plate and adopt different materials, institute in described coextrusion process production process from described second side plate
It is reflective for stating the first side plate, and described second side plate is printing opacity;And
One is arranged on the LED circuit board within described tube-like envelope;
The light that described LED circuit board sends transmits by described first side plate reflection and from described second side plate
Come.
2. LED lamp as claimed in claim 1, described first side plate includes a concave inside surface.
3. LED lamp as claimed in claim 2, described top board includes the first snap device, described
Concave inside surface is provided with a groove, and the side of described LED circuit board is fixed by described first snap device,
Opposite side is fixed by described groove.
4. LED lamp as claimed in claim 3, described groove adjoins described top board.
5. LED lamp as claimed in claim 1, described top board includes the second snap device and
Three snap devices, described LED circuit board is fixed by described second snap device and described 3rd snap device.
6. LED lamp as claimed in claim 1, described second side plate comprises astigmatism agent.
7. LED lamp as claimed in claim 1, described top board forms a folder with described second side plate
Angle, described angle is at an acute angle.
8. LED lamp as claimed in claim 1, comprises two cappings, outside described tubulose further
The two ends of shell respectively comprise an opening, and the size of described capping corresponds to the size of described opening, described envelope respectively
Lid closes described tube-like envelope.
9. the LED lamp as described in any one of claim 1 to 8, described LED circuit board include to
A few LED, described LED are less than described LED and described second side plate with the distance of described first side plate
Distance.
10. a kind of showcase, it includes:
One framework, it includes a display area;With
One LED lamp, it includes:
One tube-like envelope being produced by coextrusion process, it includes a top board, the first side plate and the second side
Plate, described top board, described first side plate and described second side plate connect two-by-two, are formed in one
Hollow structure, described first side plate is adopted in described coextrusion process production process with described second side plate
With different materials, described first side plate is reflective, and described second side plate is printing opacity;With
And
One is arranged on the LED circuit board within described tube-like envelope;
Described LED lamp is arranged on an inwall of described framework, the light that described LED circuit board sends
Transmit by described first side plate reflection and from described second side plate, be radiated at described display area.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510469280.5A CN106402723B (en) | 2015-08-03 | 2015-08-03 | A kind of LED lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510469280.5A CN106402723B (en) | 2015-08-03 | 2015-08-03 | A kind of LED lamp |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106402723A true CN106402723A (en) | 2017-02-15 |
CN106402723B CN106402723B (en) | 2019-05-03 |
Family
ID=58008223
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510469280.5A Expired - Fee Related CN106402723B (en) | 2015-08-03 | 2015-08-03 | A kind of LED lamp |
Country Status (1)
Country | Link |
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CN (1) | CN106402723B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111094162A (en) * | 2017-09-26 | 2020-05-01 | 三菱电机株式会社 | Light emitting device for elevator |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040042225A1 (en) * | 2002-08-30 | 2004-03-04 | Dealey Onward K. | Vehicle interior lighting assembly |
JP2008135202A (en) * | 2006-11-27 | 2008-06-12 | Toshiba Lighting & Technology Corp | Lighting fixture |
CN101451656A (en) * | 2007-11-28 | 2009-06-10 | 谢其华 | Luminous diode lighting device |
DE202010011614U1 (en) * | 2010-08-20 | 2010-10-21 | Siteco Beleuchtungstechnik Gmbh | Lighting device for a refrigerated cabinet |
CN102498337A (en) * | 2009-08-13 | 2012-06-13 | 英特曼帝克司公司 | Led-based lamps |
US20130021777A1 (en) * | 2011-07-24 | 2013-01-24 | Cree, Inc. | Light fixture with coextruded components |
WO2013030814A2 (en) * | 2011-08-30 | 2013-03-07 | Nualight Limited | A display cabinet luminaire with directional illumination |
WO2013034497A1 (en) * | 2011-09-06 | 2013-03-14 | Osram Ag | An illuminating device and a goods storing device equipped with the illuminating device |
CN104040248A (en) * | 2012-01-06 | 2014-09-10 | 克利公司 | Light fixture with textured reflector |
CN104272020A (en) * | 2012-03-30 | 2015-01-07 | 三星电子株式会社 | Lighting device and method for manufacturing the same |
-
2015
- 2015-08-03 CN CN201510469280.5A patent/CN106402723B/en not_active Expired - Fee Related
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040042225A1 (en) * | 2002-08-30 | 2004-03-04 | Dealey Onward K. | Vehicle interior lighting assembly |
JP2008135202A (en) * | 2006-11-27 | 2008-06-12 | Toshiba Lighting & Technology Corp | Lighting fixture |
CN101451656A (en) * | 2007-11-28 | 2009-06-10 | 谢其华 | Luminous diode lighting device |
CN102498337A (en) * | 2009-08-13 | 2012-06-13 | 英特曼帝克司公司 | Led-based lamps |
DE202010011614U1 (en) * | 2010-08-20 | 2010-10-21 | Siteco Beleuchtungstechnik Gmbh | Lighting device for a refrigerated cabinet |
US20130021777A1 (en) * | 2011-07-24 | 2013-01-24 | Cree, Inc. | Light fixture with coextruded components |
WO2013030814A2 (en) * | 2011-08-30 | 2013-03-07 | Nualight Limited | A display cabinet luminaire with directional illumination |
WO2013034497A1 (en) * | 2011-09-06 | 2013-03-14 | Osram Ag | An illuminating device and a goods storing device equipped with the illuminating device |
CN104040248A (en) * | 2012-01-06 | 2014-09-10 | 克利公司 | Light fixture with textured reflector |
CN104272020A (en) * | 2012-03-30 | 2015-01-07 | 三星电子株式会社 | Lighting device and method for manufacturing the same |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111094162A (en) * | 2017-09-26 | 2020-05-01 | 三菱电机株式会社 | Light emitting device for elevator |
CN111094162B (en) * | 2017-09-26 | 2021-11-02 | 三菱电机株式会社 | Light emitting device for elevator |
Also Published As
Publication number | Publication date |
---|---|
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GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: Ohio, USA Patentee after: Karent lighting solutions Co.,Ltd. Address before: Ohio, USA Patentee before: GE Lighting Solutions, LLC |
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