CN107420821A - A kind of OLED screen body electrode connecting structure - Google Patents
A kind of OLED screen body electrode connecting structure Download PDFInfo
- Publication number
- CN107420821A CN107420821A CN201710282241.3A CN201710282241A CN107420821A CN 107420821 A CN107420821 A CN 107420821A CN 201710282241 A CN201710282241 A CN 201710282241A CN 107420821 A CN107420821 A CN 107420821A
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- CN
- China
- Prior art keywords
- oled
- screen body
- oled screen
- circuit board
- light emitting
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Classifications
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- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
-
- 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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Abstract
The present invention provides a kind of OLED screen body electrode connecting structure, including OLED screen body, at least one OLED light emitting unit being located on OLED screen body front and FPC flexible PCBs, each OLED light emitting unit includes light-emitting zone and electrode, the back side of OLED screen body offers accepting groove, and the electrode of each OLED light emitting unit is all located on the back side of the OLED screen body exposed from accepting groove；FPC flexible PCBs include circuit board main body portion and the circuit board connecting portion being fixed in accepting groove, the connection line drawn in a plurality of portion from circuit board main body is integrated with circuit board connecting portion, electrode of a plurality of connection line respectively with each OLED light emitting unit is connected, and a plurality of connection line is arranged side by side along the width of accepting groove, therefore cabling is reasonable in design, orderly, and FPC flexible PCBs and the width of OLED screen body binding region are effectively reduced, both and can attractive in appearance enough reduced the space shared by OLED screen body.
Description
Technical field
The present invention relates to technical field of automobile illumination, more particularly to a kind of OLED screen body electrode connecting structure.
Background technology
At present, Global Auto illumination market is undergoing a full technological revolution not having, OLED new light sources and automobile
Electronic technology and integrating for artificial intelligence technology bring huge theory ground-breaking and shock to the research and development of automobile lighting system.
OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) new light sources compared to traditional halogen light source and
For LED light source, OLED is area source, therefore dramatically saves on space without backlight.As OLED new light sources are in automotive lighting
That is applied in field is more and more common, and OLED demands sharply increase, and compared to OLED Display Techniques, OLED lighting screens bulk area is more
It is small, quantity is more.
Nowadays, OLED still belongs to the primary research stage in car lights field, it is however generally that, all using one piece of OLED screen body
In a luminous pattern design；Such as disclosed in the Chinese invention patent specification of Application No. 201610622033.9
A kind of automobile tail light of multiple-piece OLED screen body, multi-disc OLED screen body is configured with automobile tail light, but in every OLED screen body only
It is designed with a luminous pattern.The design of above-mentioned single-shot light pattern carrys out significant limitation to molding belt, while also can not be abundant
Play the superiority of OLED lighting engineering.
The content of the invention
In view of the above the shortcomings that prior art, it is an object of the invention to provide a kind of connection of OLED screen body electrode to tie
Structure, its be multiplied in limited space OLED light-emitting zones while can also reasonable cabling.
To achieve the above object, the present invention provides a kind of OLED screen body electrode connecting structure, including OLED screen body, at least one
The individual OLED light emitting unit being located on OLED screen body front and for each OLED light emitting unit to be connected with control module
FPC flexible PCBs, each OLED light emitting unit include light-emitting zone, electrode and light-emitting zone are connected with electrode
Extraction wire, the back side of the OLED screen body offers accepting groove, and the electrode of each OLED light emitting unit is all located at from accepting groove
In on the back side of OLED screen body exposed；The FPC flexible PCBs include circuit board main body portion and are located at circuit board main body
The end in portion and along the circuit board connecting portion that extends of length direction of accepting groove, the circuit board connecting portion is fixed on OLED screen body
Accepting groove in, and the connection line drawn in a plurality of portion from circuit board main body, a plurality of connection are integrated with circuit board connecting portion
Electrode of the circuit respectively with each OLED light emitting unit is connected, and width of a plurality of connection line along accepting groove is set side by side
Put.
Further, the electrode of each OLED light emitting unit all includes anode and negative electrode, and each light-emitting zone shares a moon
Pole.
Preferably, the negative electrode is located between two neighboring anode.
Further, width extension of the circuit board main body portion of the FPC flexible PCBs along accepting groove, and circuit
Plate main body section is in the middle of accepting groove, neighbour in negative electrode, a plurality of connection line width along circuit board main body portion point
Not to the both sides cabling in circuit board main body portion.
Preferably, the electrode of each OLED light emitting unit is arranged side by side along the length direction of accepting groove.
Further, each OLED light emitting unit also includes being located at the conductive grid at light-emitting zone outer perimeter, institute
State conductive grid to be made up of low electrical resistant material and be conductively connected with extraction wire, between the conductive grid of each OLED light emitting unit
Mutual insulating.
Preferably, the material of the conductive grid is Mo or Al.
Further, the accepting groove is opened at the outer side edges at the OLED screen body back side.
Preferably, the circuit board connecting portion of the FPC flexible PCBs is fixed on OLED screen by way of hot pressing binding
Body.
As described above, OLED screen body electrode connecting structure of the present invention, has the advantages that：
The application by set in same OLED screen body multiple OLED light emitting units realize in limited space into
Increase OLED light-emitting zones again, take full advantage of the advantage of OLED area source technologies and have given full play to the excellent of OLED technology
More property；Meanwhile as the increase of OLED light emitting unit quantity, the application control each OLED light emitting unit connection on OLED screen body
All electronic circuits are all integrated on same FPC flexible PCBs, and during wiring, by a plurality of connection line along accepting groove
Width be arranged side by side, cabling is reasonable in design, orderly, and effectively reduces FPC flexible PCBs and OLED screen body binding area
The width in domain and be integrated with a plurality of connection line circuit board connecting portion thickness, prevent circuit board in FPC flexible PCBs
Connecting portion exceedes outer boundaries and the back side of OLED screen body, and both and can attractive in appearance enough reduced the space shared by OLED screen body, had
High practical value.
Brief description of the drawings
Fig. 1 is the front view of OLED screen body electrode connecting structure in the application.
Fig. 2 is the dorsal view of OLED screen body electrode connecting structure in the application.
Fig. 3 is Fig. 1 front view.
Fig. 4 is Fig. 3 left view.
Fig. 5 is the structural representation of the embodiment of OLED screen body one in the application.
Fig. 6 is Fig. 5 front view.
Fig. 7 is Fig. 5 rearview.
Component label instructions
1 OLED screen body
11 accepting grooves
2 OLED light emitting units
21 light-emitting zones
22 anodes
23 negative electrodes
24 conductive grids
3 FPC flexible PCBs
31 circuit board main body portions
32 circuit board connecting portions
33 connection lines
4 binding regions
51 first OLED light emitting units
52 second OLED light emitting units
53 the 3rd OLED light emitting units
61 first light-emitting zones
62 second light-emitting zones
63 the 3rd light-emitting zones
71 first conductive grids
72 second conductive grids
73 the 3rd conductive grids
81 first anode
82 second plates
83 third anodes
91 first connection lines
92 second connection lines
93 the 3rd connection lines
94 the 4th connection lines
Embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages and effect of the present invention easily.
It should be clear that structure, ratio, size etc. that this specification accompanying drawing is painted, only coordinating in disclosed in specification
Hold, so that those skilled in the art understands and reads, be not limited to the enforceable qualifications of the present invention, therefore do not have skill
Essential meaning in art, the modification of any structure, the change of proportionate relationship or the adjustment of size, it can be produced not influenceing the present invention
Under the effect of raw and the purpose that can reach, all should still it fall in the range of disclosed technology contents can be covered.Together
When, the term of cited such as " on ", " under " in this specification, "left", "right", " centre " and " one ", it is merely convenient to chat
State clearly, and be not used to limit the enforceable scope of the present invention, its relativeness is altered or modified, and technology is being changed without essence
Inside hold, when being also considered as the enforceable category of the present invention.
The application provides a kind of OLED screen body electrode connecting structure, applied to automobile lamp lighting field.As shown in Figure 1 to Figure 4
Shown, OLED screen body electrode connecting structure includes OLED screen body 1, at least one is located on the front of same OLED screen body 1
OLED light emitting unit 2 and FPC flexible PCBs 3, the FPC flexible PCBs 3 are used for each OLED light emitting unit 2 and control
Molding block is connected, and realizes lighting control, light sequential control etc. to each OLED light emitting unit 2；OLED is sent out in OLED screen body 1
The quantity of light unit 2 specifically determines according to actual design demand and application requirement, can be three, four, five etc..Each
OLED light emitting unit 2 all includes light-emitting zone 21, electrode (including anode 22 and negative electrode 23) and by light-emitting zone 21 and electrode
The extraction wire being connected, the back side of the OLED screen body 1 offer accepting groove 11, the thickness of the accepting groove 11 along OLED screen body 1
Degree direction penetrates the back side of OLED screen body 1 backward, and the electrode of each OLED light emitting unit 2 is all located at what is exposed from accepting groove 11
On the back side of OLED screen body 1.The FPC flexible PCBs 3 include circuit board main body portion 31 and are located at circuit board main body portion 31
End and along the circuit board connecting portion 32 that extends of length direction of accepting groove 11, the circuit board connecting portion 32 is fixed on OLED
In the accepting groove 11 for shielding body 1, and then FPC flexible PCBs 3 are fixed on OLED screen body 1, accepting groove 11 also forms OLED screen body 1
The upper binding region 4 for being used to fix FPC flexible PCBs 3.It is integrated with the circuit board connecting portion 32 a plurality of from circuit board master
The connection line 33 drawn in body portion 31, the electrode of the end of a plurality of connection line 33 respectively with each OLED light emitting unit 2 are connected
Connect, therefore all electronic circuits that each OLED light emitting unit 2 connects control are integrated with FPC flexible PCBs 3；Especially, it is electric
Width of a plurality of connection line 33 along accepting groove 11 on road plate connecting portion 32 is arranged side by side successively, circuit board connecting portion 32
The back side of OLED screen body 1 with exposing from accepting groove 11 fits so that the width of circuit board connecting portion 32 and collecting
The width length direction or width of OLED screen body 1 (be) of groove 11 unanimously, the thickness side of circuit board connecting portion 32
To consistent with the thickness direction of OLED screen body 1.In the application, as described in Figure 3, width of the accepting groove 11 along OLED screen body 1
Left and right extends, therefore the width of accepting groove 11 is consistent with the length direction of OLED screen body 1, is all drawing above-below direction in Fig. 3.
In above-mentioned OLED screen body electrode connecting structure, by setting multiple OLED luminous single in same OLED screen body 1
Member 2 realizes the OLED light-emitting zones 21 that are multiplied in limited space, each independent control of OLED light emitting unit 2, so as to fully
It make use of the advantage of OLED area source technologies and given full play to the superiority of OLED technology, realize that Conventional LED light sources can not
The function and effect of realization.Meanwhile with the increase of the quantity of OLED light emitting unit 2, by the electrode of each OLED light emitting unit 2 with
The control circuit that FPC flexible PCBs 3 are connected can also be multiplied, therefore the application is in wiring, by a plurality of connection line 33
It is arranged side by side along the width of accepting groove 11, its cabling is reasonable in design, orderly；And the width of circuit board connecting portion 32 and
The width of binding region 4 is all consistent with the width of accepting groove 11, the thickness direction and OLED of circuit board connecting portion 32
The thickness direction of screen body 1 is consistent, so as to effectively reduce the thickness and FPC flexible PCBs 3 and OLED of circuit board connecting portion 32
Shield the width of the binding region 4 of body 1, prevent that circuit board connecting portion 32 is more than the outer side edges of OLED screen body 1 in FPC flexible PCBs 3
Boundary and the back side, both and can attractive in appearance enough reduce the space shared by OLED screen body 1, there is high practical value.
Preferably, the circuit board connecting portion 32 of the FPC flexible PCBs 3 is fixed on OLED by way of hot pressing binding
Shield body 1.
Further, the accepting groove 11 at the back side of OLED screen body 1 is the straight shape groove of a strip, and extends to OLED screen body 1
An outer side edges, therefore accepting groove 11 is opened at the outer side edges at the back side of OLED screen body 1, the shape at accepting groove 11 of OLED screen body 1
Into ledge structure, as shown in Figure 5；Length direction of the electrode of each OLED light emitting unit 2 along accepting groove 11 is arranged side by side, or
Say, the 23 linear arrangement of anode 22 and negative electrode of each OLED light emitting unit 2, be advantageous to OLED screen body 1 and FPC flexible PCBs
During 3 wiring, the ordered arrangement of connection line 33.More preferably, the electrode of each OLED light emitting unit 2 all includes anode 22 and negative electrode
23, the light-emitting zone 21 of each OLED light emitting unit 2 shares a negative electrode 23, the sun of the light-emitting zone 21 of each OLED light emitting unit 2
Pole 22 is individually drawn, so as to simplify wiring construction, beneficial to cabling.Furthermore a shared negative electrode 23 can be located at multiple
The side of anode 22；But in order to more facilitate cabling, as shown in Fig. 2 the application a shared negative electrode 23 is located at it is adjacent
Between two anodes 22 so that the set location of negative electrode 23 is closer to the center of multiple anodes 22.
Further, width extension of the circuit board main body portion 31 of the FPC flexible PCBs 3 along accepting groove 11,
Therefore the FPC flexible PCBs 3 being made up of circuit board main body portion 31 and circuit board connecting portion 32 are in T shape；The circuit board main body
The negative electrode 23 that portion 31 is located at the middle of accepting groove 11, neighbour shares in multiple light-emitting zones 21, therefore by a plurality of connection line 33
End be connected to each anode 22 and negative electrode 23 after, width of a plurality of connection line 33 along circuit board main body portion 31 respectively to
The both sides cabling in circuit board main body portion 31, circuit board connecting portion 32 and binding region 4 are further reduced in the width side of accepting groove 1
Upward width, effectively prevent the lower edge of circuit board connecting portion 32 from exceeding the lower edge of OLED screen body 1 downwards, avoid because of connecting line
The defects of road 33 causes FPC flexible PCBs 3 wide to the same side cabling so that circuit board connecting portion 32 can be received all
Hold in accepting groove 11, circuit board connecting portion 32 is stashed, the aesthetic property of OLED screen body 1 is greatly enhanced and reduces
The overall space-consuming of OLED screen body 1, there are production in enormous quantities and application in vehicle light illumination field using OLED lighting engineering.
Further, as shown in figure 5, each OLED light emitting unit 2 also includes being located at the outer perimeter of light-emitting zone 21
Conductive grid 24, the conductive grid 24 is made up of low electrical resistant material, therefore conductive grid 24 has low resistance and preferably led
Electrically, conductive grid 24 is also conductively connected with extraction wire, and the light-emitting zone 21 of each OLED light emitting unit 2 is all independent mutually, respectively
Mutual insulating between the conductive grid 24 of OLED light emitting unit 2.It is due to conductive grid 24 with low resistance and with extraction wire
The relation conducted, therefore the electric current conveyed in extraction wire is preferentially by importing light-emitting zone 21 again after conductive grid 24, and lead
Electric grid 24 is enclosed at the outer perimeter of light-emitting zone 21, therefore light-emitting zone 21 can be avoided luminous gradual change, brightness disproportionation occur
Even phenomenon, it is luminous so as to drastically increase the brightness uniformity of OLED light emitting unit 2 and multiple OLED light emitting units 2
Uniformity, moreover it is possible to reduce the voltage of OLED screen body 1, be advantageous to production in enormous quantities of the OLED lighting engineering in automotive field and
Using.In addition, the control of lighting of multiple OLED light emitting units 2 is the independent control realized by controller, therefore write in the controller
Enter program can readily and easily realize multiple OLED light emitting units 2 it is different light order, realize that Conventional LED light sources can not
The effect and function of realization.
Preferably, the conductive grid 24 is metal grate, and the material of metal grate is molybdenum (Mo) or aluminium (Al).
The conductive grid 24 is formed on substrate in OLED screen body 1 by sputtering technology and covers the outer of each light-emitting zone 21
Conductive grid 24 is formed required figure by photoetching process by perimeter, later stage according to the luminous pattern of design.Each OLED
There is clearance for insulation between the conductive grid 24 of luminescence unit 2, the conduction of each OLED light emitting unit 2 is realized by the clearance for insulation
Mutual insulating between grid 24, ensure the normal work of each conductive grid 24.
A kind of preferred embodiment of OLED screen body electrode connecting structure is now provided, in the embodiment, by the width of OLED screen body 1
Degree direction is defined as left and right directions, the length direction of OLED screen body 1 is defined as into above-below direction, by the thickness side of OLED screen body 1
To being defined as fore-and-aft direction, and the front of OLED screen body 1 is front direction, the back side of OLED screen body 1 for rear to.Or Fig. 6
In, the upside of paper is upper direction, and the downside of paper is lower direction, and the left side of paper is left direction, and the right side of paper is right
Be front direction to the front of, paper, the back side of paper for rear to.
As shown in Figures 5 to 7, three OLED light emitting units 2, three OLED luminous lists are set in same OLED screen body 1
Member 2 is arranged successively from top to bottom along the length direction of OLED screen body 1, therefore three OLED light emitting units 2 are arranged in matrix form.By three
Individual OLED light emitting unit 2 is respectively defined as the first OLED light emitting unit 51, the second OLED light emitting unit 52 and the 3rd OLED hairs
Light unit 53；Wherein, the first OLED light emitting unit 51 has the first light-emitting zone 61 and is covered in the periphery of the first light-emitting zone 61
First conductive grid 71 of boundary, the second OLED light emitting unit 52 have the second light-emitting zone 62 and are covered in the second luminous zone
The second conductive grid 72 at the outer perimeter of domain 62, the 3rd OLED light emitting unit 53 have the 3rd light-emitting zone 63 and are covered in the
The 3rd conductive grid 73 at the outer perimeter of three light-emitting zone 63, the first conductive grid 71, the second conductive grid 72 and the 3rd are led
Electric grid 73 is all formed by metallic element molybdenum or aluminium by sputtering and photoetching process.The back of the lower end of OLED screen body 1 offers edge
The accepting groove 11 of width of OLED screen body 1 or so extension, the accepting groove 11 is downward and penetrates OLED screen body 1, accepting groove backward
11 width is the above-below direction shown in Fig. 6.First light-emitting zone 61, the second light-emitting zone 62 and the 3rd light-emitting zone
The second sun that a 63 shared negative electrodes 23, the first anode 81 of the first light-emitting zone 61 extraction, the second light-emitting zone 62 are drawn
The third anode 83 that the light-emitting zone 63 of pole 82 and the 3rd is drawn all is located at the OLED screen body in the fixing groove of FPC flexible PCBs 3
1 back side, and the first anode 81, second plate 82, the length direction of negative electrode 23 and third anode 83 along accepting groove 11 from a left side to
Arrange successively on the right side.
1 rectangular sheet of OLED screen body, neighbour are near away from OLED screen body 1 in the bottom OLED light emitting unit 2 of accepting groove 11
Adjacent to first frontier distance L1≤6mm of the lower side of electrode, OLED light emitting unit 2 away from the left side of OLED screen body 1, right edge and
The second boundary distance L2≤2.5mm of upper side edge, so as to ensure the normal work of OLED screen body 1.First light-emitting zone 61, second
The all rectangular shape of light-emitting zone 63 of light-emitting zone 62 and the 3rd, and arranged successively from top to bottom along the length direction of OLED screen body 1；
All there are grid between first light-emitting zone 61 and the second light-emitting zone 62, between the second light-emitting zone 62 and the 3rd light-emitting zone 63
Compartment gap, the width L3≤1mm in grid gap.Conductive grid 24 in each OLED light emitting unit 2 some be filled in
In grid gap, the clearance for insulation between the conductive grid 24 of each OLED light emitting unit 2 is the part in grid gap.
The of the first anode 81 is connected to as shown in Fig. 2 being integrated with the circuit board connecting portion 32 of FPC flexible PCBs 3
One connection line 91, the second connection line 92 for being connected to second plate 82, the 3rd connection line 93 for being connected to negative electrode 23, with
And the 4th connection line 94 of third anode 83 is connected to, the circuit board main body portions 31 of FPC flexible PCBs 3 is along accepting groove 11
Width extends and in the lateral direction between second plate 82 and negative electrode 23 up and down；During wiring, the first connection line
91 and second width of the connection line 92 along circuit board main body portion 31 cabling, and the first connection line 91 and second connects to the left
Width (i.e. the length direction of OLED screen body 1) of the link 92 along accepting groove 11 is arranged from top to bottom；3rd connection line
93 and the 4th width of the connection line 94 along circuit board main body portion 31 cabling, and the 3rd connection line 93 and the 4th connects to the right
Width (i.e. the length direction of OLED screen body 1) of the link 94 along accepting groove 11 is arranged from bottom to up, and then reduces circuit
The thickness of width and circuit board connecting portion 32 in the longitudinal direction of plate connecting portion 32 and binding region 4 in the vertical direction,
Therefore the lower edge of circuit board connecting portion 32 will not surpass without departing from the lower boundary of OLED screen body 1, the back side of circuit board connecting portion 32
Go out the back side of OLED screen body 1.
In summary, the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (9)
- A kind of 1. OLED screen body electrode connecting structure, it is characterised in that：Including OLED screen body (1), at least one it is located at OLED screen OLED light emitting unit (2) on body (1) front and the FPC for each OLED light emitting unit (2) to be connected with control module Flexible PCB (3), each OLED light emitting unit (2) include light-emitting zone (21), electrode and by light-emitting zone (21) and The extraction wire that electrode is connected, the back side of the OLED screen body (1) offer accepting groove (11), each OLED light emitting unit (2) Electrode be all located on the back side of the OLED screen body (1) exposed from accepting groove (11)；The FPC flexible PCBs (3) include Circuit board main body portion (31) and be located at circuit board main body portion (31) end and along accepting groove (11) length direction extend Circuit board connecting portion (32), the circuit board connecting portion (32) is fixed in the accepting groove (11) of OLED screen body (1), and circuit board The a plurality of connection line (33) drawn from circuit board main body portion (31), a plurality of connection line (33) are integrated with connecting portion (32) The electrode with each OLED light emitting unit (2) is connected respectively, and width of a plurality of connection line (33) along accepting groove (11) It is arranged side by side.
- 2. OLED screen body electrode connecting structure according to claim 1, it is characterised in that：Each OLED light emitting unit (2) Electrode all includes anode (22) and negative electrode (23), and each light-emitting zone (21) shares a negative electrode (23).
- 3. OLED screen body electrode connecting structure according to claim 2, it is characterised in that：The negative electrode (23) is located at adjacent Two anodes (22) between.
- 4. OLED screen body electrode connecting structure according to claim 2, it is characterised in that：The FPC flexible PCBs (3) Width extension of the circuit board main body portion (31) along accepting groove (11), and circuit board main body portion (31) are located at accepting groove (11) Middle, neighbour in negative electrode (23), width of a plurality of connection line (33) along circuit board main body portion (31) is respectively to electricity The both sides cabling of road plate main part (31).
- 5. the OLED screen body electrode connecting structure according to claim 1 or 4, it is characterised in that：Each OLED light emitting unit (2) Length direction of the electrode along accepting groove (11) be arranged side by side.
- 6. OLED screen body electrode connecting structure according to claim 1, it is characterised in that：Each OLED light emitting unit (2) Also all include being located at the conductive grid (24) at light-emitting zone (21) outer perimeter, the conductive grid (24) is by low electrical resistant material It is made and is conductively connected with extraction wire, mutual insulating between the conductive grid (24) of each OLED light emitting unit (2).
- 7. OLED screen body electrode connecting structure according to claim 6, it is characterised in that：The material of the conductive grid (24) Expect for Mo or Al.
- 8. OLED screen body electrode connecting structure according to claim 1, it is characterised in that：The accepting groove (11) is opened in At the outer side edges at OLED screen body (1) back side.
- 9. OLED screen body electrode connecting structure according to claim 1, it is characterised in that：The FPC flexible PCBs (3) Circuit board connecting portion (32) hot pressing binding by way of be fixed on OLED screen body (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710282241.3A CN107420821B (en) | 2017-04-26 | 2017-04-26 | OLED screen electrode connection structure |
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|---|---|---|---|
| CN201710282241.3A CN107420821B (en) | 2017-04-26 | 2017-04-26 | OLED screen electrode connection structure |
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| CN107420821B CN107420821B (en) | 2023-06-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717827A (en) * | 2018-05-14 | 2018-10-30 | 昆山国显光电有限公司 | Screen module, display screen and electric terminal |
| CN113539086A (en) * | 2021-06-17 | 2021-10-22 | 云谷（固安）科技有限公司 | Pin assembly and display device |
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| CN113539086A (en) * | 2021-06-17 | 2021-10-22 | 云谷（固安）科技有限公司 | Pin assembly and display device |
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| CN107420821B (en) | 2023-06-27 |
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Address after: 201800 No. 767, Yecheng Road, Shanghai, Jiading District Patentee after: HUAYU VISION TECHNOLOGY (SHANGHAI) Co.,Ltd. Address before: 201800 No. 767, Yecheng Road, Shanghai, Jiading District Patentee before: SHANGHAI KOITO AUTOMOTIVE LAMP Co.,Ltd. |