CN101944673A - Electric connecting device and display device - Google Patents
Electric connecting device and display device Download PDFInfo
- Publication number
- CN101944673A CN101944673A CN 201010247572 CN201010247572A CN101944673A CN 101944673 A CN101944673 A CN 101944673A CN 201010247572 CN201010247572 CN 201010247572 CN 201010247572 A CN201010247572 A CN 201010247572A CN 101944673 A CN101944673 A CN 101944673A
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- conducting terminals
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- circuit board
- electric connection
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Abstract
The invention provides an electric connecting device and a display device. The electric connecting device comprises a flexible circuit board, a connector and a pressure board, wherein the flexible circuit board comprises a main body, a plurality of first conducting terminals and stiffening plates; the connector comprises an insulating frame, a sliding slot structure and a plurality of second conducting terminals, and the sliding slot structure is provided with an opening. When the flexible circuit board is electrically connected with the connector, the first conducting terminals are respectively in contact with the second conducting terminals correspondingly, and the pressure board enters the sliding slot structure from the opening and slides along the sliding slot structure to press the flexible circuit board and the connector tightly. The electric connecting device and the display device can solve the problems that conducting terminals on the flexible circuit board are easy to form an electrostatic discharge loop and the connection between the flexible circuit board and the connector are easy to loose, and poor display of a display device, caused by poor contact, is prevented.
Description
Technical field
The present invention relates in particular to the display unit that a kind of flexible circuit board has the arrangements of electric connection of stiffening plate and uses this arrangements of electric connection about a kind of arrangements of electric connection and display unit.
Background technology
In the present electronic product, utilize holding wire to be connected in the usefulness of printed circuit board (PCB) as various signal transmission at large, and common holding wire is flexible printed wiring board (FPC), its end has the terminal that a plurality of pin constitutes.Corresponding, on printed circuit board (PCB), then be provided with connector, so that the usefulness of flexible printed wiring board plant to be provided.Because this kind connector inside also is provided with and has the terminal that a plurality of pin constitutes, the pin with the flexible printed wiring board terminal is corresponding respectively, therefore when flexible printed wiring board is inserted in connector, can reach the purpose that signal transmits.For example; light-emitting diode in the liquid crystal display module (LED) module assembling processing procedure; when LED uses as backlight; the electric current of accurately controlling each string LED because of needs is to guarantee the even of brightness; usually can use flexible printed wiring board FPC) realize being connected with the circuit board (PCB) of module; thereby by signal being transferred to LED lamp bar, and then driving light source work.
See also Fig. 1, Figure 1 shows that the schematic diagram of connector of the prior art, existing connector 100 is generally flip-type, also is its protection loam cake 110 with similar piano keyhoard cover.When using this flip-type connector; present closure state under normal assembled state, as need be for being hidden in inner terminal when carrying out electrically connect with flexible printed wiring board 120, the assembly personnel must will protect loam cake 110 start earlier; after to be connected the finishing, closed again this protection loam cake 110.Only depend on the piano lid interlock of connector at this moment between the connector on flexible printed wiring board 120 and the circuit board, this connection cooperation is easier to get loose, cause LED defective or liquid crystal panel to light, and be unfavorable for producing line visualize connector and be connected whether there is bad phenomenon with flexible printed wiring board 120.And when the rotation of protection loam cake 110 starts with closed operation when too frequent, or the user operates when improper, causes the protection loam cake 110 of connector or rotating mechanism 130 to damage easily; Or the chucking power between flexible printed wiring board and connector can weaken gradually, makes flexible printed wiring board get loose easily, causes problems such as loose contact or shutdown.In addition, because of the terminal of flexible printed wiring board end is exposed, before printed circuit board (PCB) connected, the static that accumulates on the module formed discharge loop easily from the flexible printed wiring board end release, easily LED is punctured again.
Summary of the invention
Therefore, one of purpose of the present invention is to provide a kind of arrangements of electric connection and display unit, solve on the flexible circuit board that conducting terminal forms the static discharge loop and flexible circuit board is connected the problem that gets loose with connector, prevent that the display unit demonstration that causes because of flexible circuit board and connector loose contact is bad.
For reaching above-mentioned purpose, the invention provides a kind of arrangements of electric connection, this arrangements of electric connection comprises flexible circuit board, connector and pressing plate.Flexible circuit board comprises body, a plurality of first conducting terminal and stiffening plate, and those first conducting terminals are arranged at the first surface of this body in parallel to each other, and is positioned at first end of this body; Stiffening plate is avoided those first conducting terminals and is fixedly arranged on first surface, and is positioned at this first end, and the height of this stiffening plate is higher than the height of those first conducting terminals.Connector comprises Insulating frame, chute structure and a plurality of second conducting terminal.The pair of sidewalls that has base plate and be oppositely arranged; The chute structure is arranged on this oppose side wall, and this chute structure has opening, and this opening is positioned at first side of this Insulating frame; Those second conducting terminals are arranged at the second surface of this base plate in parallel to each other, and those second conducting terminals and those first conducting terminals formation conducting.Wherein, when this flexible circuit board is electrically connected with this connector, this first surface is relative with this second surface, those first conducting terminals respectively with those corresponding contacts of second conducting terminal portion, this pressing plate enters this chute structure and along this chute structure slip, compresses this flexible circuit board and this connector from this opening.
Further, also have barricade on this base plate, this barricade is positioned at second side of this Insulating frame, and this second side is relative with this first side; This stiffening plate comprises stop part, is positioned at a side of those first conducting terminals, and when this flexible circuit board was electrically connected with this connector, this stop part was against this barricade.
Further, this stiffening plate also comprises the support portion, and this support portion has a plurality of bulge-structures, and those bulge-structures and those first conducting terminals are provided with at interval.
Further, the height that is higher than those first conducting terminals to the height of those bulge-structures of small part.
Further, this chute structure is an inclined guide groove, and the height that this inclined guide groove closes on this base plate of partial distance of this first side is higher than the height that this inclined guide groove closes on this base plate of partial distance of second side, and this first side is relative with this second side.
Further, this connector also comprises a plurality of the 3rd conducting terminals, electrically conducts with those second conducting terminals, and those the 3rd conducting terminals are arranged at the 3rd surface of this base plate, wherein this second surface is relative with the 3rd surface, and those the 3rd conducting terminals and electronic component electric connection.
Further, this electronic component is a printed circuit board (PCB).
Further, this stiffening plate is formed on this flexible circuit board by the hot pressing processing procedure.
Further, this stiffening plate adopts insulating material to make.
The present invention also provides a kind of display unit, and this display unit comprises aforesaid arrangements of electric connection.
Compared with prior art, arrangements of electric connection of the present invention increases stiffening plate in the end of flexible circuit board, can avoid the conducting terminal ground connection of flexible circuit board, forms discharge loop; And the stop part of the barricade of connector and flexible circuit board cooperate and briquetting with can reach the purpose that prevents that flexible circuit board from getting loose after stressed cooperating of chute structure, thereby guaranteed the electric connection of flexible circuit board and connector.
Can be about the advantages and spirit of the present invention by following detailed Description Of The Invention and appended graphic being further understood.
Description of drawings
Figure 1 shows that the schematic diagram of connector of the prior art;
Fig. 2 A is depicted as the schematic diagram according to flexible circuit board of the present invention;
Fig. 2 B is depicted as along the generalized section of AA ' line among Fig. 2 A;
Fig. 3 A is depicted as the schematic diagram according to connector of the present invention;
Fig. 3 B is depicted as the end view of the connector among Fig. 3 A;
Fig. 3 C is depicted as the generalized section of the part-structure of BB ' line among Fig. 3 A;
Figure 4 shows that schematic diagram according to flexible circuit board of the present invention, connector and pressing plate butt joint;
Figure 5 shows that according to the schematic diagram before the electric connection structure assembling of the present invention;
Figure 6 shows that the schematic diagram after the arrangements of electric connection assembling among Fig. 5.
Embodiment
The invention provides a kind of display unit, display unit is a liquid crystal indicator for example, comprises arrangements of electric connection, and this arrangements of electric connection comprises flexible circuit board, connector and pressing plate.Connector for example in order to connect flexible circuit board, reaches the purpose that signal transmits.In actual the use, the light emitting diode module assembling processing procedure in the liquid crystal indicator, LED lamp bar is connected with connector by flexible circuit board, thereby signal is transferred to LED lamp bar, and the work of driving LED lamp bar.
See also Fig. 2 A and Fig. 2 B, Fig. 2 A is depicted as the schematic diagram according to flexible circuit board of the present invention, and Fig. 2 B is depicted as along the generalized section of AA ' line among Fig. 2 A.Flexible circuit board 1 comprises body 2, a plurality of first conducting terminal 3 and stiffening plate 4, and those first conducting terminals 3 are arranged at the first surface 21 of body 2 in parallel to each other, and is positioned at first end 22 of body 2.Stiffening plate 4 is avoided those first conducting terminals 3 and is fixedly arranged on first surface 21, and be positioned at first end 22, and the height of this stiffening plate 4 is higher than the height of those first conducting terminals 3, make flexible circuit board 1 those first conducting terminals 3 in assembling process can ground connection not form the loop, thereby can avoid module backlight surface to damage LED because of static discharges.And stiffening plate 4 for example can be formed on this flexible circuit board 1 by the hot pressing processing procedure, and this stiffening plate 4 adopts insulating material to make.
See also Fig. 3 A, Fig. 3 B, Fig. 3 C and Fig. 4, Fig. 3 A is depicted as the schematic diagram according to connector of the present invention, Fig. 3 B is depicted as the generalized section of the chute structure among Fig. 3 A, Fig. 3 C is depicted as the generalized section of the part-structure of BB ' line among Fig. 3 A, Figure 4 shows that the schematic diagram according to flexible circuit board of the present invention, connector and pressing plate butt joint.Connector 10 comprises Insulating frame 11, chute structure 12 and a plurality of second conducting terminal 13.The pair of sidewalls 14 that Insulating frame 11 has base plate 18 and is oppositely arranged.Chute structure 12 is arranged on this oppose side wall 14, and this chute structure 12 has opening 15, and opening 15 is positioned at first side 16 of Insulating frame 11.Wherein, first side 16 differs from the both sides that this oppose side wall 14 is provided with.Those second conducting terminals 13 are arranged at the second surface 17 of this base plate 18 in parallel to each other, and those second conducting terminals 13 form conducting with those first conducting terminals 3.
See also Fig. 5 and Fig. 6, Figure 5 shows that, Figure 6 shows that the schematic diagram after the arrangements of electric connection assembling among Fig. 5 according to the schematic diagram before the electric connection structure of the present invention assembling.When this flexible circuit board 1 is electrically connected with this connector 10, first surface 21 is relative with second surface 17, those first conducting terminals 3 respectively with those second conducting terminal, 13 corresponding contacts, pressing plate 28 enters chute structure 12 and slides along chute structure 12 from opening 15, and then compress flexible circuit board 1 and connector 10, make first conducting terminal 3 of flexible circuit board 1 slowly combine closely, thereby realize electrically conducting with second conducting terminal 13 of connector 10.And because briquetting 28 compresses flexible circuit board 1 and connector 10, thereby consolidated more being connected between flexible circuit board 1 and the connector 10.
Also have barricade 20 on the base plate 18, barricade 20 is positioned at second side 19 of this Insulating frame 11, and wherein second side 19 is relative with first side 16.Stiffening plate 4 comprises stop part 41, is positioned at a side of those first conducting terminals 3, and when flexible circuit board 1 is electrically connected with this connector 10, and stop part 41 is against barricade 20, so, can prevent that flexible circuit board 1 from getting loose after stressed.Wherein, stop part can form by heat pressing process.
In addition, stiffening plate 4 also comprises the support portion, and this support portion has a plurality of bulge-structures 5, and those bulge-structures 5 are provided with at interval with those first conducting terminals 3.Shown in Fig. 2 B, be higher than the height d1 of those first conducting terminals 3 to the height d2 of those bulge-structures 5 of small part.So, can reach the height that the height that makes stiffening plate 4 is higher than those first conducting terminals 3, and then make flexible circuit board 1 those first conducting terminals 3 in assembling process can ground connection not form the loop, thereby can avoid module backlight surface to damage LED because of static discharges.
Further, shown in Fig. 3 B, chute structure 12 is an inclined guide groove, the height that inclined guide groove 12 closes on the partial distance base plate 18 of first side 16 is higher than the height that inclined guide groove 12 closes on the partial distance base plate 18 of second side 19, that is chute structure 12 is skewed, can realize between flexible circuit board 1 and the connector 10 conducting that compresses gradually better, wherein first side 16 is relative with second side 19.
In addition, connector 10 also comprises a plurality of the 3rd conducting terminals 23, those the 3rd conducting terminals 23 electrically conduct with those second conducting terminals 13, those the 3rd conducting terminals 23 are arranged at the 3rd surface 24 of this base plate 18, wherein second surface 17 is relative with the 3rd surface 24, and those the 3rd conducting terminals 23 electrically connect with electronic component 25, and those the 3rd conducting terminals 23 for example can pass through welding and form circuit turn-on with electronic component 25, and electronic component 25 for example is a printed circuit board (PCB).
In sum, arrangements of electric connection of the present invention increases stiffening plate in the end of flexible circuit board, can avoid the conducting terminal ground connection of flexible circuit board, forms discharge loop; And the stop part of the barricade of connector and flexible circuit board cooperate and briquetting with can reach the purpose that prevents that flexible circuit board from getting loose after stressed cooperating of chute structure, thereby guaranteed the electric connection of flexible circuit board and connector.
By the above detailed description of preferred embodiments, be to wish to know more to describe feature of the present invention and spirit, and be not to come protection scope of the present invention is limited with above-mentioned disclosed preferred embodiment.On the contrary, its objective is that hope can contain in the protection range of claim of being arranged in of various changes and tool equality institute of the present invention desire application.Therefore, the protection range of the claim that the present invention applied for should be done the broadest explanation according to above-mentioned explanation, contains the arrangement of all possible change and tool equality to cause it.
Claims (10)
1. an arrangements of electric connection is characterized in that this arrangements of electric connection comprises
Flexible circuit board comprises
Body;
A plurality of first conducting terminals, those first conducting terminals are arranged at the first surface of this body in parallel to each other, and are positioned at first end of this body; And
Stiffening plate avoids those first conducting terminals and be fixedly arranged on this first surface, and be positioned at this first end, and the height of this stiffening plate is higher than the height of those first conducting terminals;
Connector comprises
Insulating frame, the pair of sidewalls that has base plate and be oppositely arranged;
The chute structure is arranged on this oppose side wall, and this chute structure has opening, and this opening is positioned at first side of this Insulating frame; And
A plurality of second conducting terminals, those second conducting terminals are arranged at the second surface of this base plate in parallel to each other, and those second conducting terminals and those first conducting terminals formation conducting; And
Pressing plate;
Wherein, when this flexible circuit board is electrically connected with this connector, this first surface is relative with this second surface, those first conducting terminals respectively with the corresponding contact of those second conducting terminals, this pressing plate enters this chute structure and along this chute structure slip, compresses this flexible circuit board and this connector from this opening.
2. arrangements of electric connection as claimed in claim 1 is characterized in that also being provided with on this base plate barricade, and this barricade is positioned at second side of this Insulating frame, and this second side is relative with this first side; This stiffening plate comprises stop part, is positioned at a side of those first conducting terminals, and when this flexible circuit board was electrically connected with this connector, this stop part was against this barricade.
3. arrangements of electric connection as claimed in claim 1 is characterized in that this stiffening plate also comprises the support portion, and this support portion has a plurality of bulge-structures, and those bulge-structures and those first conducting terminals are provided with at interval.
4. arrangements of electric connection as claimed in claim 3 is characterized in that being higher than to the height of those bulge-structures of small part the height of those first conducting terminals.
5. arrangements of electric connection as claimed in claim 1, it is characterized in that this chute structure is an inclined guide groove, the height that this inclined guide groove closes on this base plate of partial distance of this first side is higher than the height that this inclined guide groove closes on this base plate of partial distance of second side, and this first side is relative with this second side.
6. arrangements of electric connection as claimed in claim 1, it is characterized in that this connector also comprises a plurality of the 3rd conducting terminals, electrically conduct with those second conducting terminals, those the 3rd conducting terminals are arranged at the 3rd surface of this base plate, wherein this second surface is relative with the 3rd surface, and those the 3rd conducting terminals and electronic component electric connection.
7. arrangements of electric connection as claimed in claim 6 is characterized in that this electronic component is a printed circuit board (PCB).
8. arrangements of electric connection as claimed in claim 1 is characterized in that this stiffening plate is formed on this flexible circuit board by the hot pressing processing procedure.
9. arrangements of electric connection as claimed in claim 1 is characterized in that this stiffening plate adopts insulating material to make.
10. a display unit is characterized in that this display unit comprises any described arrangements of electric connection as claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102475721A CN101944673B (en) | 2010-08-01 | 2010-08-01 | Electric connecting device and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102475721A CN101944673B (en) | 2010-08-01 | 2010-08-01 | Electric connecting device and display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101944673A true CN101944673A (en) | 2011-01-12 |
| CN101944673B CN101944673B (en) | 2012-06-27 |
Family
ID=43436530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102475721A Expired - Fee Related CN101944673B (en) | 2010-08-01 | 2010-08-01 | Electric connecting device and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101944673B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102683932A (en) * | 2011-03-11 | 2012-09-19 | 索尼爱立信移动通讯有限公司 | Circuit board connector and connection method of circuit board |
| WO2012145958A1 (en) * | 2011-04-29 | 2012-11-01 | 深圳市华星光电技术有限公司 | Led lamp strip connecting device, backlight module, and liquid crystal display apparatus |
| CN107359471A (en) * | 2017-06-30 | 2017-11-17 | 广东欧珀移动通信有限公司 | Electric connector, electric coupler component and mobile terminal |
| CN108459659A (en) * | 2017-02-22 | 2018-08-28 | 宏碁股份有限公司 | Interconnecting module and electronic device |
| CN109004419A (en) * | 2018-07-26 | 2018-12-14 | 合肥金新允电子技术有限公司 | A kind of connecting terminal convenient for winding displacement connection |
| CN109342772A (en) * | 2018-08-17 | 2019-02-15 | 友达光电(厦门)有限公司 | Automatic butt test device and method for display device |
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| EP0649193B1 (en) * | 1993-10-07 | 1996-12-18 | Hewlett-Packard Company | Low insertion force/low profile flex connector |
| US6948942B1 (en) * | 2004-10-25 | 2005-09-27 | Amphenol Taiwan Corporation | Board-to-board connector assembly |
| CN2924831Y (en) * | 2006-04-17 | 2007-07-18 | 华晶科技股份有限公司 | Electric connector structure |
| US20070218781A1 (en) * | 2006-03-14 | 2007-09-20 | Nitto Denko Corporation | Wired circuit board and connection structure between wired circuit boards |
| CN201210538Y (en) * | 2008-06-06 | 2009-03-18 | 富港电子（东莞）有限公司 | Electric connector |
| CN201340925Y (en) * | 2008-12-16 | 2009-11-04 | 宏达国际电子股份有限公司 | Electronic device and connector assembly thereof |
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2010
- 2010-08-01 CN CN2010102475721A patent/CN101944673B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0649193B1 (en) * | 1993-10-07 | 1996-12-18 | Hewlett-Packard Company | Low insertion force/low profile flex connector |
| US6948942B1 (en) * | 2004-10-25 | 2005-09-27 | Amphenol Taiwan Corporation | Board-to-board connector assembly |
| US20070218781A1 (en) * | 2006-03-14 | 2007-09-20 | Nitto Denko Corporation | Wired circuit board and connection structure between wired circuit boards |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102683932A (en) * | 2011-03-11 | 2012-09-19 | 索尼爱立信移动通讯有限公司 | Circuit board connector and connection method of circuit board |
| WO2012145958A1 (en) * | 2011-04-29 | 2012-11-01 | 深圳市华星光电技术有限公司 | Led lamp strip connecting device, backlight module, and liquid crystal display apparatus |
| CN108459659A (en) * | 2017-02-22 | 2018-08-28 | 宏碁股份有限公司 | Interconnecting module and electronic device |
| CN107359471A (en) * | 2017-06-30 | 2017-11-17 | 广东欧珀移动通信有限公司 | Electric connector, electric coupler component and mobile terminal |
| CN107359471B (en) * | 2017-06-30 | 2019-04-23 | Oppo广东移动通信有限公司 | Electric connector, electric coupler component and mobile terminal |
| CN109004419A (en) * | 2018-07-26 | 2018-12-14 | 合肥金新允电子技术有限公司 | A kind of connecting terminal convenient for winding displacement connection |
| CN109342772A (en) * | 2018-08-17 | 2019-02-15 | 友达光电(厦门)有限公司 | Automatic butt test device and method for display device |
| CN109342772B (en) * | 2018-08-17 | 2021-01-08 | 友达光电(厦门)有限公司 | Automatic butt joint testing device and method for display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101944673B (en) | 2012-06-27 |
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Granted publication date: 20120627 Termination date: 20200801 |