CN103246399A - Printed circuit board and touch screen induction module comprising same - Google Patents
Printed circuit board and touch screen induction module comprising same Download PDFInfo
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- CN103246399A CN103246399A CN2013101649791A CN201310164979A CN103246399A CN 103246399 A CN103246399 A CN 103246399A CN 2013101649791 A CN2013101649791 A CN 2013101649791A CN 201310164979 A CN201310164979 A CN 201310164979A CN 103246399 A CN103246399 A CN 103246399A
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- circuit board
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Abstract
A printed circuit board comprises a flexible substrate, first pins, second pins and conducting lines. The first pins and the second pins are arranged on a first surface of the flexible substrate and are electrically connected with the conducting lines; the flexible substrate comprises a main body and an extension portion fixedly connected with the main body, the conducting lines are arranged on the first surface, and tail ends of the conducting lines are positioned on the extension portion; and the main body can be bent along the middle of the main body to form a U-shaped structure while the shape of the extension portion keeps unchanged, so that the first pins and the second pins can be respectively positioned on two sides of the U-shaped structure. When a touch screen induction module is manufactured, a first conducting layer and a second conducting layer respectively cling to the two sides of the U-shaped structure, are respectively electrically connected with the first pins and the second pins and can be electrically connected with the same electronic element by the conducting lines positioned on the extension portion. The printed circuit board has the advantages that perforation and slotting are omitted when the double conducting layers cling to the two sides of the U-shaped structure, so that the touch screen induction module can be machined conveniently, and the cost is lowered. The invention further provides the touch screen induction module.
Description
Technical field
The present invention relates to the electronic component process technology, particularly relate to a kind of printed circuit board and comprise the touch screen induction module of this printed circuit board.
Background technology
In the touch-screen of some electronic products, have double-deck conductive layer bonding structure, two conducting films must be realized being electrically connected as integrated chip by printed circuit board (being pcb board) and same electronic component.In traditional preparation technology, generally adopt the double layer printed circuit plate to realize being electrically connected with same electronic component of two conductive layers.Wherein, relative two surfaces of double layer printed circuit plate are equipped with circuit.
At present, generally take following dual mode that two conducting films are fixed on the double layer printed circuit plate.One, two conducting films fit in the both sides of printed circuit board respectively, again at the enterprising eleven punch 11 overlap joint of printed circuit board, so that the circuit on two surfaces converges to same surface.This structure makes that the manufacture craft of printed circuit board is comparatively complicated, and production cost is higher.In another kind of mode, double-deck conductive layer is fitted in the same way, and the conductive layer above being positioned at offers groove, so that at least a portion of the conductive layer of below is exposed to the homonymy of top conductive layer by this groove.Need to reserve slotting position on the conductive layer up owing to offer groove, thereby increased difficulty of processing.Therefore, traditional handicraft makes that the cost of double-deck conductive layer bonding structure is higher, and processing is inconvenient.
Summary of the invention
Based on this, be necessary to provide a kind of printed circuit board that makes double-deck conductive layer bonding structure cost reduce and be convenient to process.
A kind of printed circuit board comprises:
Flexible base, board is made by flexible insulating material, and described flexible base, board comprises first surface and the second surface that is oppositely arranged with described first surface, and described flexible base, board comprises main body and the extension of fixedlying connected with described main body;
First pin and second pin all are located at described first surface, and described first pin and described second pin lay respectively at the edge at the two ends that described main body is oppositely arranged; And
The conducting wire, for many and all be located at described first surface, an end of many described conducting wires is electrically connected with described first pin and described second pin respectively, and the other end is positioned at described extension;
Wherein, described main body can be along its middle part to the bending of described first surface or described second surface, described main body bends so that described first pin and described second pin arrange in opposite directions to described first surface, described main body bends so that described first pin and described second pin arrange dorsad to described second surface, during to the bending of described first surface or described second surface, described first pin staggers at projection and described second pin of described first surface described main body along its middle part.
Among embodiment, the middle part of described flexible base, board offers L shaped through hole therein, and the opening of described L shaped through hole is positioned at the edge of described flexible base, board, described flexible base, board is divided into described main body and described extension.
Among embodiment, described flexible base, board is the rectangular plate-like structure therein, and described first pin and described second pin lay respectively on two limits that described flexible base, board is oppositely arranged, and the opening of described L shaped through hole is arranged on any of other two limits.
Therein among embodiment, described first pin and described second pin are a plurality of, during to the bending of described first surface or described second surface, a plurality of described first pins alternately stagger at projection and a plurality of described second pin of described first surface described main body along its middle part.
Therein among embodiment, described first pin and described second pin are a plurality of, during to the bending of described first surface or described second surface, a plurality of described first pins stagger in view field and a plurality of described second pin region integral body of described first surface described main body along its middle part.
Among embodiment, also comprise connector therein, described connector is located at described first surface and is positioned at described extension, and described connector is electrically connected with the end of described conducting wire away from described first pin and described second pin.
Among embodiment, also comprise integrated circuit (IC) chip therein, described conducting wire is electrically connected with described connector by described integrated circuit (IC) chip.
Among embodiment, described second surface is provided with electro-magnetic screen layer therein.
In addition, the present invention also provides a kind of touch screen induction module.
A kind of touch screen induction module comprises:
As each described printed circuit board in the above-mentioned preferred embodiment, described main body bends along its middle part so that form the U-shaped structure;
First conductive layer is attached to described first surface and is electrically connected with described first pin; And
Second conductive layer is attached to described first surface and is oppositely arranged with described first conductive layer, and described second conductive layer is electrically connected with described second pin.
Among embodiment, described main body bends to described first surface therein, so that described first pin and described second pin arrange in opposite directions, described first conductive layer and described second conductive layer all are contained in the described U-shaped structure.
Among embodiment, described main body bends to described second surface therein, so that described first pin and described second pin arrange dorsad, described first conductive layer and described second conductive layer lay respectively at the both sides of described U-shaped structure.
Among embodiment, also comprise electro-magnetic screen layer therein, described electro-magnetic screen layer is attached to described second surface.
Above-mentioned printed circuit board, flexible base, board can form the U-shaped structure along its middle part bending, thereby makes first pin and second pin lay respectively at the both sides of U-shaped structure.Wherein, the form of extension remains unchanged, thus make the conducting wire away from an end of first pin and second pin in same plane.In addition, because first pin staggers at projection and second pin of first surface, thereby can avoid phase mutual interference between the electric field of first pin and second pin.
When the above-mentioned touch screen induction module of preparation, first conductive layer and second conductive layer lay respectively at the both sides of U-shaped structure and are electrically connected with first pin and second pin respectively.Therefore, first conductive layer and second conductive layer can be realized being electrically connected with same electronic component by the conducting wire that is positioned at extension.In summary, above-mentioned printed circuit board need not be bored a hole when double-deck conductive layer is fitted being applied to, and also need not slot, thereby make easy to process and reduce cost.
Description of drawings
Fig. 1 is the structural representation of touch screen induction module in the one embodiment of the invention;
Fig. 2 is the structural representation of touch screen induction module in the another embodiment of the present invention;
Fig. 3 is the structural representation of printed circuit board among the embodiment;
Fig. 4 is the synoptic diagram of the bending state of printed circuit board shown in Figure 3;
Fig. 5 is the distribution schematic diagram of first pin and second pin among the embodiment;
Fig. 6 is the distribution schematic diagram of first pin and second pin among another embodiment;
Fig. 7 is partial structurtes synoptic diagram in the touch screen induction module shown in Figure 2;
Fig. 8 is the structural representation of printed circuit board in the preferred embodiment of the present invention.
Embodiment
For the ease of understanding the present invention, with reference to relevant drawings the present invention is described more fully below.Provided preferred embodiment of the present invention in the accompanying drawing.But the present invention can realize with many different forms, be not limited to embodiment described herein.On the contrary, provide the purpose of these embodiment be make the understanding of disclosure of the present invention comprehensively thorough more.
Need to prove that when element is called as " being fixed in " another element, can directly can there be element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be to be directly connected to another element or may to have element placed in the middle simultaneously.
Unless otherwise defined, the employed all technology of this paper are identical with the implication that belongs to those skilled in the art's common sense of the present invention with scientific terminology.Employed term is not intended to be restriction the present invention just in order to describe the purpose of specific embodiment in instructions of the present invention herein.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
See also Fig. 1 and Fig. 2, the touch screen induction module 10 in the preferred embodiment of the present invention comprises printed circuit board 100, first conductive layer 101 and second conductive layer 102.
See also Fig. 3 and Fig. 4, the printed circuit board 100 among embodiment comprises flexible base, board 110, first pin 120, second pin 130 and conducting wire 140.
Flexible base, board 110 is made by flexible insulating material, as polyimide resin (PI), so flexible base, board 110 can bend.Flexible base, board 110 comprises first surface 112 and second surface 114, and second surface 114 is oppositely arranged with first surface 112.Flexible base, board 110 comprises main body 113 and the extension 115 of fixedlying connected with main body.During main body 113 bendings, the form of extension 115 can remain unchanged.
In the present embodiment, the middle part of flexible base, board 110 offers L shaped through hole 116, and the opening of L shaped through hole 116 is positioned at an edge of flexible base, board 110, flexible base, board 110 is divided into main body 113 and extension 115.It is pointed out that in other embodiments be not limited to form main body 113 and extension 115 by L shaped through hole 116 at flexible base, board 110, for example, main body 113 also can be a rectangular slab, extension 115 is then for being located at the L shaped projection at rectangular slab edge.
Further, during 114 bendings, first pin 120 staggers at projection and second pin 130 of first surface 112 main body 113, thereby can avoid two groups of electric field phase mutual interference between the pin along its middle part to first surface 112 or second surface.
As shown in Figure 5, specifically in one embodiment, can make first pin 120 be positioned at the gap of second pin 130 in the projection of first surface 112, thereby the pin 120 of winning is alternately staggered at projection and second pin 130 of first surface 112.In addition, as shown in Figure 6, in another embodiment, also first pin 120 can be arranged at a side of flexible base, board 110 1 end margins, and second pin 130 is arranged at the side at flexible base, board 110 other end edges, and first pin 120 and second pin 130 be respectively in different both sides, thereby the pin 120 of winning is staggered in projection and second pin, 130 integral body of first surface 112.
Specifically in the present embodiment, flexible base, board 110 is the bar shaped platy structure, and first pin 120 and second pin 130 lay respectively at the two ends that flexible base, board 110 is oppositely arranged, and the opening of L shaped through hole 116 is positioned on its lateral edge.
Conducting wire 140 is many, and all is located at first surface 112.Concrete, conducting wire 140 is for being printed on the copper cash on the flexible base, board 110.One end of many described conducting wires 140 is electrically connected with first pin 120 and second pin 130 respectively, and the other end is positioned at extension 115.The end that conducting wire 140 is positioned at extension 115 can be electrically connected with electronic component, thereby first conductive layer 101 and second conductive layer 102 can be electrically connected on the same electronic component.
Wherein, main body 113 can 114 bendings along its middle part to first surface 112 or second surface, and the form of extension 115 can remain unchanged.So that first pin 120 and second pin 130 arrange in opposite directions, main body 113 bends so that first pin 120 and second pin 130 arrange dorsad to described second surface 114 main body 113 to first surface 112 bendings.
Concrete, main body 113 can form a U-shaped structure along its middle part bending, the resettlement section (figure is mark not) that the U-shaped structure comprises two legs (figure is mark not) and formed by two legs.When main body 113 bent to first surface 112, first surface 112 was positioned at the inboard of resettlement section, and first pin 120 and second pin 130 all are positioned at the resettlement section.When main body 113 bent to second surface 114, first surface 112 was positioned at the outside of resettlement section, and first pin 120 and second pin 130 lay respectively at the outside of two legs.
In addition, see also Fig. 8, the printed circuit board 100 in the preferred embodiment of the present invention also comprises connector 150 and integrated circuit (IC) chip 160.
Integrated circuit (IC) chip 160 all is electrically connected with conducting wire 140 and connector 150 respectively.Conducting wire 140 is electrically connected with connector 150 by integrated circuit (IC) chip 160.Integrated circuit (IC) chip 160 can realize preset function, can handle the signal that first pin 120 and second pin 130 transmit.
Please consult Fig. 1 again, in one embodiment, main body 113 is to first surface 112 bendings, so that first pin 120 and second pin 130 arrange in opposite directions, first conductive layer 101 and second conductive layer 102 all are contained in the U-shaped structure.Concrete, when main body 113 bent to first surface 112, first surface 112 was positioned at the inboard of resettlement section, and first pin 120 and second pin 130 all are positioned at the resettlement section.
Please consult Fig. 2 again, in another embodiment, main body 113 is to second surface 114 bendings, so that first pin 120 and second pin 130 arrange dorsad, first conductive layer 101 and second conductive layer 102 lay respectively at the both sides of U-shaped structure.Concrete, when main body 113 bent to second surface 114, first surface 112 was positioned at the outside of resettlement section, and first pin 120 and second pin 130 lay respectively at the outside of two legs.
See also Fig. 7, specifically in the present embodiment, touch screen induction module 10 also comprises electro-magnetic screen layer 103, and electro-magnetic screen layer 103 is attached to second surface 114.Electro-magnetic screen layer 103 maskable electromagnetism models, thus can further avoid two groups of electric fields between the pin to disturb.
In sum, main body 113 can also can bend to second surface 114 to first surface 112 bendings, thereby makes first conductive layer 101 and second conductive layer 102 get final product back-to-back setting, also can arrange face-to-face.Therefore, the different double-deck conductive coating structure of structure can be obtained by printed circuit board 100, thereby the demand of preparation distinct electronic apparatuses can be satisfied.
The flexible base, board 110 of printed circuit board 100 can form the U-shaped structure along its middle part bending, thereby makes first pin 120 and second pin 130 lay respectively at the both sides of U-shaped structure.Wherein, the deformation of extension 115 remains unchanged, thus make conducting wire 140 away from an end of first pin 120 and second pin 130 in same plane.
When preparation touch screen induction module 10, first conductive layer 101 and second conductive layer 102 lay respectively at the both sides of U-shaped structure and are electrically connected with first pin 120 and second pin 130 respectively.Therefore, first conductive layer 101 and second conductive layer 102 can be realized being electrically connected with same electronic component by the conducting wire 140 that is positioned at extension 115.In summary, printed circuit board 100 need not be bored a hole when double-deck conductive layer is fitted being applied to, and also need not slot, thereby make easy to process and reduce cost.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (12)
1. a printed circuit board is characterized in that, comprising:
Flexible base, board is made by flexible insulating material, and described flexible base, board comprises first surface and the second surface that is oppositely arranged with described first surface, and described flexible base, board comprises main body and the extension of fixedlying connected with described main body;
First pin and second pin all are located at described first surface, and described first pin and described second pin lay respectively at the edge at the two ends that described main body is oppositely arranged; And
The conducting wire, for many and all be located at described first surface, an end of many described conducting wires is electrically connected with described first pin and described second pin respectively, and the other end is positioned at described extension;
Wherein, described main body can be along its middle part to the bending of described first surface or described second surface, described main body bends so that described first pin and described second pin arrange in opposite directions to described first surface, described main body bends so that described first pin and described second pin arrange dorsad to described second surface, during to the bending of described first surface or described second surface, described first pin staggers at projection and described second pin of described first surface described main body along its middle part.
2. printed circuit board according to claim 1 is characterized in that, the middle part of described flexible base, board offers L shaped through hole, and the opening of described L shaped through hole is positioned at the edge of described flexible base, board, described flexible base, board is divided into described main body and described extension.
3. printed circuit board according to claim 2, it is characterized in that, described flexible base, board is the rectangular plate-like structure, described first pin and described second pin lay respectively on two limits that described flexible base, board is oppositely arranged, and the opening of described L shaped through hole is arranged on any of other two limits.
4. printed circuit board according to claim 1, it is characterized in that, described first pin and described second pin are a plurality of, during to the bending of described first surface or described second surface, a plurality of described first pins alternately stagger at projection and a plurality of described second pin of described first surface described main body along its middle part.
5. printed circuit board according to claim 1, it is characterized in that, described first pin and described second pin are a plurality of, during to the bending of described first surface or described second surface, a plurality of described first pins stagger in view field and a plurality of described second pin region integral body of described first surface described main body along its middle part.
6. printed circuit board according to claim 1, it is characterized in that, also comprise connector, described connector is located at described first surface and is positioned at described extension, and described connector is electrically connected with the end of described conducting wire away from described first pin and described second pin.
7. printed circuit board according to claim 6 is characterized in that, also comprises integrated circuit (IC) chip, and described conducting wire is electrically connected with described connector by described integrated circuit (IC) chip.
8. printed circuit board according to claim 1 is characterized in that, described second surface is provided with electro-magnetic screen layer.
9. a touch screen induction module is characterized in that, comprising:
As each described printed circuit board of above-mentioned claim 1～8, described main body bends along its middle part so that form the U-shaped structure;
First conductive layer is attached to described first surface and is electrically connected with described first pin; And
Second conductive layer is attached to described first surface and is oppositely arranged with described first conductive layer, and described second conductive layer is electrically connected with described second pin.
10. printed circuit board according to claim 9, it is characterized in that, described main body bends to described first surface, so that described first pin and described second pin arrange in opposite directions, described first conductive layer and described second conductive layer all are contained in the described U-shaped structure.
11. printed circuit board according to claim 9, it is characterized in that, described main body bends to described second surface, so that described first pin and described second pin arrange dorsad, described first conductive layer and described second conductive layer lay respectively at the both sides of described U-shaped structure.
12. printed circuit board according to claim 11 is characterized in that, also comprises electro-magnetic screen layer, described electro-magnetic screen layer is attached to described second surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101649791A CN103246399A (en) | 2013-05-07 | 2013-05-07 | Printed circuit board and touch screen induction module comprising same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101649791A CN103246399A (en) | 2013-05-07 | 2013-05-07 | Printed circuit board and touch screen induction module comprising same |
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| Publication Number | Publication Date |
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| CN103246399A true CN103246399A (en) | 2013-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101649791A Pending CN103246399A (en) | 2013-05-07 | 2013-05-07 | Printed circuit board and touch screen induction module comprising same |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2930598A1 (en) * | 2008-05-16 | 2015-10-14 | Apple Inc. | Flex circuit with single sided routing and double sided attach |
| CN106155370A (en) * | 2015-03-23 | 2016-11-23 | 群创光电股份有限公司 | Contactor control device |
| CN109597508A (en) * | 2017-09-30 | 2019-04-09 | 南昌欧菲显示科技有限公司 | Flexible circuit board, touch module and touch screen |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201126779Y (en) * | 2007-12-17 | 2008-10-01 | 荧茂光学股份有限公司 | Electric conductance structure of touch control panel |
| CN101581995A (en) * | 2008-05-16 | 2009-11-18 | 苹果公司 | Flex circuit with single sided routing and double sided attach |
| CN102869186A (en) * | 2012-04-26 | 2013-01-09 | 宸阳光电科技（厦门）有限公司 | Connection structure for flexible printed circuit board and touch panel |
-
2013
- 2013-05-07 CN CN2013101649791A patent/CN103246399A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201126779Y (en) * | 2007-12-17 | 2008-10-01 | 荧茂光学股份有限公司 | Electric conductance structure of touch control panel |
| CN101581995A (en) * | 2008-05-16 | 2009-11-18 | 苹果公司 | Flex circuit with single sided routing and double sided attach |
| CN102869186A (en) * | 2012-04-26 | 2013-01-09 | 宸阳光电科技（厦门）有限公司 | Connection structure for flexible printed circuit board and touch panel |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2930598A1 (en) * | 2008-05-16 | 2015-10-14 | Apple Inc. | Flex circuit with single sided routing and double sided attach |
| CN106155370A (en) * | 2015-03-23 | 2016-11-23 | 群创光电股份有限公司 | Contactor control device |
| CN106155370B (en) * | 2015-03-23 | 2019-06-21 | 群创光电股份有限公司 | Touch device |
| CN109597508A (en) * | 2017-09-30 | 2019-04-09 | 南昌欧菲显示科技有限公司 | Flexible circuit board, touch module and touch screen |
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Application publication date: 20130814 |