CN109373243A - A kind of OLED lamp piece and lamps and lanterns - Google Patents

A kind of OLED lamp piece and lamps and lanterns Download PDF

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Publication number
CN109373243A
CN109373243A CN201811437316.1A CN201811437316A CN109373243A CN 109373243 A CN109373243 A CN 109373243A CN 201811437316 A CN201811437316 A CN 201811437316A CN 109373243 A CN109373243 A CN 109373243A
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CN
China
Prior art keywords
substrate
cabling
lamp piece
plane
oled lamp
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
Application number
CN201811437316.1A
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Chinese (zh)
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CN109373243B (en
Inventor
梁舰
史晓波
丁磊
陈千里
高崇
廖良生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Jicui Institute of Organic Optoelectronics Co Ltd
Original Assignee
Jiangsu Jicui Institute of Organic Optoelectronics Co Ltd
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Priority to CN201811437316.1A priority Critical patent/CN109373243B/en
Publication of CN109373243A publication Critical patent/CN109373243A/en
Application granted granted Critical
Publication of CN109373243B publication Critical patent/CN109373243B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00Fastening of light sources or lamp holders
    • F21V19/001Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/001Arrangement of electric circuit elements in or on lighting devices the elements being electrical wires or cables
    • F21V23/002Arrangements of cables or conductors inside a lighting device, e.g. means for guiding along parts of the housing or in a pivoting arm
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]
    • F21Y2115/15Organic light-emitting diodes [OLED]
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Abstract

The invention discloses a kind of OLED lamp piece and lamps and lanterns.The OLED lamp piece includes: substrate, the substrate includes first surface, the substrate is provided with chamfering inclined-plane at at least partly edge of the first surface, and the substrate includes luminous zone and around the rim area of the luminous zone, and the chamfering inclined-plane is located in the rim area;At least one organic light-emitting structure is provided on the substrate first surface, the upright projection of at least one described organic light-emitting structure on the substrate is located in the luminous zone;The substrate first surface is additionally provided with a plurality of cabling, and in a plurality of cabling, at least partly cabling is arranged on the chamfering inclined-plane and extends along the direction in the line of demarcation for being parallel to the luminous zone and the rim area.OLED lamp piece provided in an embodiment of the present invention can reduce the width of the rim area of setting cabling, increase the accounting of the light-emitting area of OLED lamp piece, improved the aesthetic appearance of OLED lamp piece.

Description

A kind of OLED lamp piece and lamps and lanterns
Technical field
The present embodiments relate to lighting engineering more particularly to a kind of OLED lamp pieces and lamps and lanterns.
Background technique
In OLED lighting area, common OLED lighting apparatus includes transparent glass substrate, the OLED being disposed on the substrate Luminescence unit, and the encapsulated layer for obstructing water oxygen.
In general, OLED light emitting unit can not all cover substrate surface in OLED lighting apparatus manufacturing process, substrate exists There are spaces on the periphery of OLED light emitting unit, for cabling and driving circuit etc. to be arranged, are not covered by OLED light emitting unit Wider frame can be presented in substrate on OLED lighting apparatus, influence aesthetic appearance.
Summary of the invention
The present invention provides a kind of OLED lamp piece and lamps and lanterns, reduces non-luminous frame sector width to realize, increases OLED lamp The light-emitting area accounting of piece.
In a first aspect, the embodiment of the invention provides a kind of OLED lamp pieces, comprising:
Substrate, the substrate include first surface, and the substrate is provided at at least partly edge of the first surface Chamfering inclined-plane, the substrate include luminous zone and around the rim area of the luminous zone, and the chamfering inclined-plane is located at the frame In area;
At least one organic light-emitting structure, at least one described organic light-emitting structure are provided on the substrate first surface Upright projection on the substrate is located in the luminous zone;
The substrate first surface is additionally provided with a plurality of cabling, and in a plurality of cabling, at least partly cabling is arranged in institute It states on chamfering inclined-plane and extends along the direction in the line of demarcation for being parallel to the luminous zone and the rim area.
Optionally, the substrate further includes binding area;The binding area is located on the chamfering inclined-plane;
At least one connection terminal is provided in the binding area;
The both ends of the cabling are electrically connected the connection terminal and the organic light-emitting structure;
The distance that the connection terminal is passed through is extended to as the cabling by the organic light-emitting structure with the cabling Length, with perpendicular to the width of the cabling extending direction be the cabling width;In a plurality of cabling, length is got over The width of the long cabling is bigger.
Optionally, the turning at the first surface line of demarcation of the chamfering inclined-plane and the substrate passes through smooth surface mistake It crosses.
Optionally, the light-emitting surface of the organic light-emitting structure is opposite with the substrate;
The substrate is transparent substrate.
Optionally, reflectance coating is provided on the chamfering inclined-plane.
It optionally, further include encapsulation cover plate, the sealing-in area of the encapsulation cover plate is equipped with opposite with the chamfering inclined plane shape It answers and complementary inclined-plane;
The encapsulation cover plate is integrated by sealant and the substrate bonding, and the encapsulation cover plate is located at the substrate institute The side of first surface is stated, the encapsulation cover plate and the substrate surround hollow chamber, and the organic light-emitting structure is located at described In hollow chamber.
Optionally, the light-emitting surface of the organic light-emitting structure is opposite with the encapsulation cover plate;The encapsulation cover plate is transparent Cover board.
Optionally, the shape of the substrate includes round, oval, polygon and abnormity.
Second aspect, the embodiment of the invention also provides a kind of OLED luminaires, including as described in first aspect is any OLED lamp piece.
A kind of OLED lamp piece and lamps and lanterns provided in an embodiment of the present invention, pass through at least partly side of the first surface in substrate Chamfering inclined-plane is arranged in edge, and chamfering inclined-plane is arranged in the rim area of substrate, at the same will at least partly cabling setting it is oblique in chamfering Extend on face and along the direction in the line of demarcation for being parallel to the luminous zone and the rim area, using chamfering inclined-plane on substrate Orthographic projection width is less than width itself, and cabling is arranged on chamfering inclined-plane, in the case where guaranteeing that cabling setting width is constant, The width that the rim area of setting cabling is reduced from user perspective, increases the accounting of the light-emitting area of OLED lamp piece, improves The aesthetic appearance of OLED lamp piece.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of OLED lamp piece provided in an embodiment of the present invention;
Fig. 2 is sectional structure chart of the OLED lamp piece shown in FIG. 1 along AA ';
Fig. 3 is the top view of another kind OLED lamp piece provided in an embodiment of the present invention;
Fig. 4 is the structural schematic diagram of another OLED lamp piece provided in an embodiment of the present invention;
Fig. 5 is the partial enlarged view of another OLED lamp piece provided in an embodiment of the present invention;
Fig. 6 is the sectional view of another OLED lamp piece provided in an embodiment of the present invention;
Fig. 7 is the sectional view of another OLED lamp piece provided in an embodiment of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Fig. 1 is a kind of structural schematic diagram of OLED lamp piece provided in an embodiment of the present invention, and Fig. 2 is OLED lamp shown in FIG. 1 Piece is along the sectional structure chart of AA ', and with reference to Fig. 1 and Fig. 2, which includes: substrate 11, and the substrate 11 includes first surface 111, the substrate 11 is provided with chamfering inclined-plane 110 at at least partly edge of the first surface 111, and the substrate 11 includes Luminous zone 100 and around the rim area 200 of the luminous zone 100, the chamfering inclined-plane 110 is located in the rim area 200;Institute It states and is provided at least one organic light-emitting structure 12 on 11 first surface 111 of substrate, at least one described organic light-emitting structure 12 It is located in the luminous zone 100 in the upright projection on the substrate 11;11 first surface 111 of substrate is additionally provided with a plurality of Cabling 13, in a plurality of cabling 13, at least partly cabling 13 is arranged on the chamfering inclined-plane 110 and along being parallel to the hair The direction in the line of demarcation of light area 100 and the rim area 200 extends.
Wherein, substrate 11 can be rigid substrate, such as metal plate or glass plate etc., be also possible to flexible base board, example The substrate as made of the organic materials such as polyimides or polyethylene.The edge of first surface 111 is provided with chamfering inclined-plane 110, can It is arranged on the chamfering inclined-plane 110 so that at least partly cabling 13 of rim area 200 will be located at, and more in rim area 200 Cabling 13 be arranged width it is constant in the case where, cabling 13 is arranged on chamfering inclined-plane 110, can use triangular right-angle side Less than the principle of bevel edge, to reduce the width of rim area 200.
A kind of OLED lamp piece and lamps and lanterns provided in an embodiment of the present invention, pass through at least partly side of the first surface in substrate Chamfering inclined-plane is arranged in edge, and chamfering inclined-plane is arranged in the rim area of substrate, at the same will at least partly cabling setting it is oblique in chamfering Extend on face and along the direction in the line of demarcation for being parallel to the luminous zone and the rim area, is arranged using the width on chamfering inclined-plane Cabling increases the accounting of the light-emitting area of OLED lamp piece, improves to reduce the width of the rim area of setting cabling The aesthetic appearance of OLED lamp piece.
It should be noted that four sides of substrate 11 are provided with chamfering inclined-plane 110 as shown in the figure, and the edge of substrate 11 It can need not be respectively provided with chamfering inclined-plane 110, and chamfering inclined-plane 110, those skilled in the art only are set in the part edge of substrate 11 It can be configured according to demand.In addition cabling 13 can be provided entirely on chamfering inclined-plane 11, can also only part setting be existed Chamfering inclined-plane 11, herein also with no restrictions.OLED lamp piece in Fig. 1 is illustratively arranged there are three organic light-emitting structure 12, but For the organic light-emitting structure 12 in OLED lamp piece the quantity embodiment of the present invention also with no restrictions, in actual application scenarios In, it may be necessary to individually control is carried out to the different zones of OLED lamp piece and is shone, thus different zones difference can be set The organic light-emitting structure 12 of corresponding size is set, and individually control is realized by connection cabling, certainly for need to only realize light on and off OLED lamp piece can only be arranged a larger area organic light-emitting structure, cover luminous zone.
Optionally, it continues to refer to figure 1 and Fig. 2, the light-emitting surface of the organic light-emitting structure 12 and the substrate 11 is opposite;Institute Stating substrate 11 is transparent substrate.
Specifically, anode, organic luminous layer and cathode etc. are generally included for organic light-emitting structure 12, it is organic in order to determine The light direction of light emitting structure 12, usual settable anode or cathode are reflecting electrode or deviate from anode or cathode organic Reflecting layer is arranged in the side of luminescent layer, and as depicted in figs. 1 and 2, organic light-emitting structure 12 can will be arranged away from the electrode of substrate 11 At reflecting electrode or in the side away from substrate, reflecting layer is set, at this point, accordingly, substrate 11 need to be set as transparent substrate with Guarantee the transmitance of light out.
Fig. 3 is the top view of another kind OLED lamp piece provided in an embodiment of the present invention, referring to figs. 2 and 3, optionally, institute The shape for stating substrate 11 can be set to the polygons such as rectangle as shown in Figure 2 and perhaps circle as shown in Figure 3 or may be used also To be set as ellipse, polygon or abnormity etc..
Wherein, the shape of substrate 11 determines the shape of the OLED lamp piece, in different applications, the shape of OLED lamp piece Shape has different needs, can be by the OLED lamp in order to meet the demands such as the beautiful, practical of different application, Art Design Piece is designed as round, ellipse, polygon even abnormity etc., and illustratively, in the taillight of vehicle, OLED lamp piece need to generally be set It is calculated as polymorphic structure.
Fig. 4 is the structural schematic diagram of another OLED lamp piece provided in an embodiment of the present invention, with reference to Fig. 4, the substrate 11 It further include binding area 210;The binding area 210 is located on the chamfering inclined-plane 110;It is provided at least in the binding area 210 One connection terminal 211;The both ends of the cabling 13 are electrically connected the connection terminal 211 and the organic light-emitting structure 12;The distance L that the connection terminal 211 is passed through is extended to by the organic light-emitting structure 12 with the cabling 13 to walk for described in The length of line 13, to be the width of the cabling 13 perpendicular to the width d of 13 extending direction of cabling;In a plurality of cabling In 13, the width of the longer cabling 13 of length is bigger.
Wherein, cabling 13 can form transparent conductive film using metal oxides such as ITO, then pass through the modes such as photoetching It carries out patterning and forms a plurality of cabling 13 to insulate respectively, in addition, the transparent conductive film can also be in patterned process In simultaneously luminous zone formed pattern, using the transparent electrode as organic light-emitting structure 12.In addition to this, cabling 13 can also be adopted It is made of metal material, such as conductive silver paste and patterned metallic film etc..For the materials shape such as transparent conductive film At cabling, itself has certain impedance, and the size of impedance is related with the length and width of the cabling 13, specifically Ground, when the length of cabling 13 is longer, impedance is larger, and when the width of cabling 13 is smaller, impedance is smaller, therefore in order to Avoid cabling 13 impedance of different length different, it is wider to be arranged the longer cabling 13 of length simultaneously, thereby may be ensured that frame The pressure drop in a plurality of cabling 13 in area 200 is identical, more consistent for the driving voltage of organic light-emitting structure 12, and then reduces The luminance difference of each organic light-emitting structure 12.
Fig. 5 is the partial enlarged view of another OLED lamp piece provided in an embodiment of the present invention, optionally, described with reference to Fig. 5 Turning at 111 line of demarcation of first surface of chamfering inclined-plane 110 and the substrate 11 passes through 112 transition of smooth surface.
As shown, needing when cabling 13 is extended to the binding area 210 of rim area 200 by luminous zone 100 through the first table The line of demarcation in face 111 and chamfering inclined-plane 110 can be made by the way that the line of demarcation is arranged by smooth surface transition to avoid cabling 13 When, the case where the line of demarcation on first surface 111 and chamfering inclined-plane 110 is to be easy to appear broken string at the crest line formed.
Fig. 6 is the sectional view of another OLED lamp piece provided in an embodiment of the present invention, with reference to Fig. 6, optionally, the chamfering Also settable reflectance coating 14 on inclined-plane 110.Wherein, reflectance coating 14 can to by luminous zone 100 oblique fire outgoing light into Row reflection, can make 110 region of chamfering inclined-plane go out light, to a certain extent so as to reduce the face of non-luminous rim area Product increases lighting area.Upper layer or the lower layer of the cabling being arranged on chamfering inclined-plane 110, the present invention can be set in reflectance coating 14 Without limitation.
Fig. 7 is the sectional view of another OLED lamp piece provided in an embodiment of the present invention, with reference to Fig. 7, optionally, the OLED lamp Piece further includes encapsulation cover plate 15, and the sealing-in area of the encapsulation cover plate 15 is equipped with corresponding and mutual with 110 shape of chamfering inclined-plane The inclined-plane 150 of benefit;The encapsulation cover plate 15 is bonded as one by sealant and the substrate 11, and the encapsulation cover plate 15 is located at The side of first surface 111 described in the substrate 11, the encapsulation cover plate 15 surrounds hollow chamber with the substrate 11, described to have Machine light emitting structure 12 is located in the hollow chamber.
Optionally, specifically, settable described as shown in fig. 7, the OLED lamp piece can also be gone out light by encapsulation cover plate side The light-emitting surface of organic light-emitting structure 12 and the encapsulation cover plate 15 are opposite;The encapsulation cover plate 15 is transparent cover plate.At this point, substrate 11 can using needed between opaque substrate or substrate 11 and organic light-emitting structure 12 setting reflecting layer with guarantee light by Encapsulation cover plate 15 is emitted, and increases light extraction efficiency.
The embodiment of the invention also provides a kind of OLED luminaire, which includes as what is provided in above-described embodiment appoints It anticipates a kind of OLED lamp piece.Also, since the OLED luminaire uses above-mentioned OLED lamp piece, which equally has upper The beneficial effect of the OLED lamp piece of embodiment offer is provided.It should be noted that OLED provided in an embodiment of the present invention can also be wrapped Include other circuits and device for supporting OLED luminaire to work normally.Above-mentioned OLED luminaire may be used as vehicle taillight, Indicator light is also possible to ornament lamp etc..
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation, It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.

Claims (9)

1. a kind of OLED lamp piece characterized by comprising
Substrate, the substrate include first surface, and the substrate is provided with chamfering at at least partly edge of the first surface Inclined-plane, the substrate include luminous zone and around the rim area of the luminous zone, and the chamfering inclined-plane is located in the rim area;
At least one organic light-emitting structure is provided on the substrate first surface, at least one described organic light-emitting structure is in institute The upright projection stated on substrate is located in the luminous zone;
The substrate first surface is additionally provided with a plurality of cabling, in a plurality of cabling, at least partly cabling setting it is described fall Extend on the inclined-plane of angle and along the direction in the line of demarcation for being parallel to the luminous zone and the rim area.
2. OLED lamp piece according to claim 1, which is characterized in that the substrate further includes binding area;The binding area On the chamfering inclined-plane;
At least one connection terminal is provided in the binding area;
The both ends of the cabling are electrically connected the connection terminal and the organic light-emitting structure;
The length that the distance that the connection terminal is passed through is the cabling is extended to by the organic light-emitting structure with the cabling Degree, to be the width of the cabling perpendicular to the width of the cabling extending direction;In a plurality of cabling, length is longer The width of the cabling is bigger.
3. OLED lamp piece according to claim 1, which is characterized in that the first surface on the chamfering inclined-plane and the substrate Turning at line of demarcation passes through smooth surface transition.
4. OLED lamp piece according to claim 1, which is characterized in that the light-emitting surface of the organic light-emitting structure and the base Plate is opposite;
The substrate is transparent substrate.
5. OLED lamp piece according to claim 4, which is characterized in that be provided with reflectance coating on the chamfering inclined-plane.
6. OLED lamp piece according to claim 1, which is characterized in that it further include encapsulation cover plate, the envelope of the encapsulation cover plate Area is met equipped with the inclined-plane corresponding and complementary with the chamfering inclined plane shape;
The encapsulation cover plate is integrated by sealant and the substrate bonding, and the encapsulation cover plate is located at described in the substrate The side on one surface, the encapsulation cover plate and the substrate surround hollow chamber, and the organic light-emitting structure is located at described hollow In chamber.
7. OLED lamp piece according to claim 6, which is characterized in that the light-emitting surface of the organic light-emitting structure and the envelope Capping plate is opposite;The encapsulation cover plate is transparent cover plate.
8. OLED lamp piece according to claim 1, which is characterized in that the shape of the substrate includes round, oval, more Side shape and abnormity.
9. a kind of OLED luminaire, which is characterized in that including OLED lamp piece a method as claimed in any one of claims 1-8.
CN201811437316.1A 2018-11-28 2018-11-28 OLED lamp sheet and lamp Active CN109373243B (en)

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CN201811437316.1A CN109373243B (en) 2018-11-28 2018-11-28 OLED lamp sheet and lamp

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Application Number Priority Date Filing Date Title
CN201811437316.1A CN109373243B (en) 2018-11-28 2018-11-28 OLED lamp sheet and lamp

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CN109373243B CN109373243B (en) 2023-11-14

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