CN206422967U - A kind of FPC components - Google Patents

A kind of FPC components Download PDF

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Publication number
CN206422967U
CN206422967U CN201621154574.5U CN201621154574U CN206422967U CN 206422967 U CN206422967 U CN 206422967U CN 201621154574 U CN201621154574 U CN 201621154574U CN 206422967 U CN206422967 U CN 206422967U
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China
Prior art keywords
fpc
support member
screened films
emi screened
emi
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CN201621154574.5U
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Chinese (zh)
Inventor
王峰
陈耘
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Zhejiang Yilian Electronics Co ltd
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Zhejiang Electronic Ltd By Share Ltd Near Point
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Priority to CN201621154574.5U priority Critical patent/CN206422967U/en
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Abstract

The utility model discloses a kind of FPC components, including the FPC bodies and the cover layer on the setting FPC bodies being made up of substrate and copper foil, the FPC bodies include installation portion, and at least one extension stretched out by the installation portion, also include the support member being arranged on the installation portion and the EMI screened films being arranged at least one described extension, the gap with the ㎜ of 0.5 ㎜ 1 is set between the EMI screened films and the support member.This structure setting of the utility model makes EMI screened films keep spacing and non-intersect with support member, ensure that support member will not be because FPC is bent and tilts, the shielding top layer for being also prevented from occurring FPC is started or fractureed influence shield effectiveness, its Stability Analysis of Structures, make to coordinate easy for installation between FPC components, it is ensured that assembling product uses unaffected.

Description

A kind of FPC components
Technical field
The utility model is related to wiring board techniques field, and in particular to a kind of FPC components.
Background technology
Market today, each electronic product all starts collection miniaturization, slimming and high performance with all over the body, utilizing flexibility print Circuit board processed, i.e. FPC plates (FPC is Flexible Printed Circuit abbreviation, refers generally to FPC) and therewith The FPC connector matched reduces space, mitigates weight, and reduction assembly cost turns into increasingly becomes the primary choosing of people Select.This FPC connector extensive use and computer industry, household electrical appliance, automatic control equipment, in particular for small volume, light weight Consumer electronics product, such as digital camera, mobile phone product, it is ensured that the efficient and signal of its data transfer is stably connected with.
FPC is the one kind being widely used in circuit panel products, particularly it have it is frivolous, can free bend, winding, low The characteristics such as voltage, low consumption, low-power, are designed by embedded circuit, it is inlayed a large amount of close elements in the confined space.From And flexible circuit is formed, with advantageous features such as the light, small volumes of easy for installation, fold wt, break through traditional interconnection technique.
A kind of existing FPC combining structures on mobile phone side key, including FPC bodies (flexible PCB), pacify thereon Equipped with steel disc, the winding displacement circuit of some extensions is set on FPC circuit boards, and covered with screened film on FPC circuit boards, with Ensure the stabilization of line transmission and prevent from disturbing other electronic components, as shown in figure 1, in this FPC product structures, wherein shielding Cover the side of film 03 with the steel disc 01 of FPC circuit boards to intersect, and lower section is crimped on by steel disc 01, this structure setting passes through laying One layer of conducting resinl 02 makes steel disc 01 keep closely intersecting with screened film 03, but because the top layer 04 of screened film 03 is very thin, only 7 μ M, when FPC plates are bent, and the support strength in the FPC region of steel disc 01 is big, then is easily bent along its edge, now FPC circuits The pull-up of screened film top layer 04 so that being layered makes steel disc 04 can not keep being fixedly connected again, can be caused the side of steel disc 04 by the steel disc of plate Edge is tilted, or even is gradually expanded and FPC strippings, it is impossible to have deviation, influence assembling effect after correct quick assembling or assembling so that This infrastructure product performance is unstable, there is quality hidden danger.
Utility model content
Therefore, the technical problems to be solved in the utility model is to make steel when overcoming FPC products of the prior art to bend Piece is layered with screened film, so that the edge of steel disc 04 tilts or peeled off FPC surfaces, so that the technological deficiency of actual assembled is influenceed, from And each component holding structure stabilization on FPC can be made and occur without alice by providing one kind, and one kind of assembling effect is not influenceed FPC components.
In order to solve the above technical problems, a kind of FPC components of the utility model offer, including be made up of substrate and copper foil Cover layer on FPC bodies and the setting FPC bodies, the FPC bodies include installation portion, and outside by the installation portion At least one extension of extension, in addition to the support member being arranged on the installation portion and it is arranged at least one described extension EMI screened films in portion, set the gap with 0.5 ㎜ -1 ㎜ between the EMI screened films and the support member.
As a kind of preferred scheme, the EMI screened films are between one end of the support member and the support member Clearance distance is 0.5 ㎜.
As a kind of preferred scheme, the support member is the steel disc being fixed on by conducting resinl on the installation portion, described Electromagnetic component is fixedly installed on steel disc.
As a kind of preferred scheme, the positioning side for setting the guiding EMI screened films to install on the extension is described EMI screened films keep the clearance distance by the way that the positioning side is corresponding with the steel disc.
As a kind of preferred scheme, it is provided with the extension on connection end, the connection end and is provided with uniform arrangement Some golden fingers.
As a kind of preferred scheme, the EMI screened films include insulating barrier and conductive layer, and the insulating barrier is located at described lead Above electric layer, the conductive layer is contacted with cover layer laminating.
As a kind of preferred scheme, the thickness of the conductive layer is more than the thickness of insulating layer, and the conductive layer thickness is 15μm-30μm。
As a kind of preferred scheme, the EMI screened films are layed on the cover layer of the extension, and with the connection Hold the adjacent connection in side.
Above-mentioned technical proposal of the present utility model has advantages below compared with prior art:
(1), in a kind of FPC components that the utility model is provided, the FPC bodies include installation portion and by the installation portion At least one extension stretched out, by the installation portion and at least one extension on set respectively support member and EMI screened films, support member can strengthen FPC intensity, all kinds of electromagnetic components be installed for extending, to strengthen FPC electronic devices Performance and design requirement, wherein EMI screened films to FPC have shielding mitigate electromagnetic interference effect, while in the EMI Gap with 0.5 ㎜ -1 ㎜ is set between screened film and the support member;So that the EMI screened films and the support member Keep spacing and non-intersect, and do not influence the supporting role of support member and the shield effectiveness of EMI screened films, therefore, normally make In, no matter how user bends FPC and do not affect the intermembranous relation of EMI shieldings on support member and FPC extensions, also ensure Therefore support will not tilt.Compared with prior art, when solving FPC bendings steel disc can be made to be layered and lead with EMI screened films Steel disc is caused to tilt or peel off FPC bodies, and then the problem of influence actual assembled.Therefore, the utility model is in EMI screened films and institute State the gap that certain distance is set between support member, it is ensured that support member will not also prevent FPC bodies because FPC is bent and tilt On screened film top layer started or occurred the problem of braking effect shield effectiveness, this structure setting makes to match somebody with somebody between FPC components Close easy for installation, Stability Analysis of Structures, it is ensured that assembling product uses unaffected.
(2) the guiding EMI screened films peace is set, in a kind of FPC components that the utility model is provided, on the extension The positioning side of dress, the EMI screened films keep the clearance distance by the way that the positioning side is corresponding with the steel disc.Therefore, originally The FPC of utility model EMI screened films are installed need to only be installed by the identification to the positioning, and positioning side is to EMI Screened film plays a guiding function close to an end position of steel disc, and then makes EMI screened films corresponding with steel disc holding Clearance distance, it is to avoid intersecting situation occur and occur, it is ensured that the Stability and veracity of respective installation site, its is simple in construction, It is easy for installation, and connection is reliable, applicability is very strong.
(3), in a kind of FPC components that the utility model is provided, connection end, the connection end are provided with the extension On be provided with some golden fingers uniformly arranged, with extremely strong inoxidizability, strong applicability, and with fine conductibility can Ensure FPC transmission performance stability.
(4), in a kind of FPC components that the utility model is provided, the EMI screened films include insulating barrier and conductive layer, institute Insulating barrier is stated above the conductive layer, the conductive layer is fitted with the cover layer and contacted, and the conductive layer thickness Degree is more than the thickness of insulating layer.This structure setting is realized by EMI screened films shields to the electromagnetic interference produced on FPC Cover, it is ensured that contact of the EMI screened films with FPC is more abundant, and be difficult to make it wear and tear and roll over bad, lift the shielding to electromagnetic interference and imitate Really.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, describe below In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of cross-sectional view of FPC circuit boards of prior art;
A kind of structural representation for FPC components that Fig. 2 provides for the utility model;
Fig. 3 is the structural representation of the FPC bodies shown in Fig. 2;
Fig. 4 be the utility model in support member and EMI screen layers between gap cross-sectional view;
Description of reference numerals:
1-FPC bodies, 11- installation portions, 12- extensions, 13- gaps, 14- connection ends, 15- positioning side, 2-EMI shieldings Film, 21- insulating barriers, 22- conductive layers, 3- support members.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, sheet The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outer " are, based on orientation shown in the drawings or position relationship, to be only Described for the ease of description the utility model and simplifying, rather than to indicate or imply that signified device or element must have specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection;Can be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.
As long as in addition, technical characteristic involved in the utility model different embodiments disclosed below is each other Not constituting conflict can just be combined with each other.
Embodiment 1
The present embodiment provides a kind of FPC components as in Figure 2-4, including the He of FPC bodies 1 being made up of substrate and copper foil Cover layer on the FPC bodies 1 is set, and the FPC bodies 1 include installation portion 11, and from the installation portion 11 to extension At least one extension 12 stretched, in addition to the support member 3 being arranged on the installation portion 11 and be arranged on it is described at least one EMI screened films 2 on extension 12, wherein support member can strengthen FPC intensity, and all kinds of electromagnetic components are installed for extending, To strengthen the performance and design requirement of FPC electronic components, and there is EMI screened films shielding to mitigate electromagnetic interference work to FPC With, and the gap 13 with 0.5 ㎜ -1 ㎜ is set between the EMI screened films 2 and the support member 3.
Above-mentioned embodiment is the core technology scheme of the present embodiment, by the EMI screened films 2 and the support member Gap with 0.5 ㎜ -1 ㎜ is set between 3;So that the EMI screened films 2 keep spacing and non-phase with the support member 3 Hand over, and do not influence the supporting role of support member 3 and the shield effectiveness of EMI screened films, therefore, during normal use, no matter using How person bends FPC and does not affect relation on support member and FPC extensions 12 between EMI screened films 2, also ensure that support member Therefore 3 will not tilt.Compared with prior art, when solving FPC bendings steel disc can be made to be layered with EMI screened films and cause steel disc FPC bodies 1 are tilted or peel off, and then the problem of influence actual assembled.Therefore, the utility model is in EMI screened films and the branch The gap of certain distance is set between support member, it is ensured that support member 3 will not also prevent on FPC bodies 1 because FPC is bent and tilts Screened film top layer started or occurred the problem of braking effect shield effectiveness, this structure setting, make cooperation between FPC components It is easy for installation, Stability Analysis of Structures, it is ensured that assembling product uses unaffected.
As a preferred embodiment, as shown in Figures 2 and 3, the EMI screened films 2 are close to the support member 3 The clearance distance between one end and the support member 3 is 0.5 ㎜, and this reaches holding best results apart from small.Enter The one step preferably support member 3 is to be fixedly installed on the steel disc being fixed on by conducting resinl on the installation portion 11, the steel disc There is electromagnetic component.The support member is preferably the support strength that on the one hand steel disc can strengthen the FPC bodies 1 of softness, is unlikely to Deform easily, keep integrally-built stability, on the other hand by being arranged on the electromagnetic component of steel disc, lifting FPC products Superior function, to reach various design requirements and customer demand.
Further, the present embodiment is provided with the guiding EMI screens on the basis of above-described embodiment on the extension 12 The positioning side 15 of the installation of film 2 is covered, the EMI screened films 2 keep the gap by the way that the positioning side 15 is corresponding with the steel disc Distance, the positioning side is preferably trickle to be raised in a position line on FPC bodies.A kind of specific embodiment, it is described to prolong It is provided with extending portion 12 on connection end 14, the connection end 14 and some golden fingers uniformly arranged is set, with extremely strong anti-oxidant Property, strong applicability, and with fine conductibility, it is ensured that the stabilization of the transmission performance of FPC products.Therefore, the utility model FPC EMI screened films install can by it is described positioning 15 identification effectively be installed, position side EMI screened films 2 are leaned on One end position of nearly steel disc plays a guiding function, and then makes EMI screened films 2 and the corresponding clearance gap of steel disc holding From, it is to avoid there is intersecting situation and occur, it is ensured that the Stability and veracity of respective installation site, its is simple in construction, installation side Just, and connection is reliable, applicability is very strong.
As a preferred embodiment, as shown in figure 4, the EMI screened films 2 include insulating barrier 21 and conductive layer 22, the insulating barrier 21 is located at the top of conductive layer 22, and the conductive layer 22 is contacted with cover layer laminating;Further , the thickness of the conductive layer 22 is more than the thickness of insulating barrier 21, and the thickness of conductive layer 22 is 15 μm -30 μm, with reference to screen Structure, material property, thickness of film etc. are covered, EMI screened films 2 is reached optimal magnetic field or electric field shielding effect.At this In embodiment, in order to ensure that circuit carries out ground connection and the shielding of electromagnetic interference on FPC, and institute is layed in by the EMI screened films 2 On the cover layer for stating extension 12, and connection adjacent with the side of connection end 14, so that the gold on connection end will not be covered in Finger.The embodiment of above of the present embodiment realizes by EMI screened films 2 and the electromagnetic interference produced on FPC shielded, really Protect EMI 2 contacts with FPC of screened film more abundant, and be difficult to make it wear and tear and roll over bad, lift the shield effectiveness to electromagnetic interference.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or Among the protection domain that variation is created still in the utility model.

Claims (8)

1. a kind of FPC components, it is characterised in that:Including the FPC bodies (1) being made up of substrate and copper foil and the setting FPC sheets Cover layer on body (1), the FPC bodies (1) include installation portion (11), and by the installation portion (11) stretch out to A few extension (12), in addition to the support member (3) that is arranged on the installation portion (11) and described in being arranged at least one EMI screened films (2) on extension (12), being set between the EMI screened films (2) and the support member (3) has 0.5 ㎜ -1 ㎜ gap (13).
2. a kind of FPC components according to claim 1, it is characterised in that:
The clearance distance of the EMI screened films (2) between one end of the support member (3) and the support member (3) For 0.5 ㎜.
3. a kind of FPC components according to claim 2, it is characterised in that:
The support member (3) is to be fixedly installed on the steel disc being fixed on by conducting resinl on the installation portion (11), the steel disc There is electromagnetic component.
4. a kind of FPC components according to claim 3, it is characterised in that:
The positioning side (15) for guiding the EMI screened films (2) to install, the EMI screened films are provided with the extension (12) (2) clearance distance is kept by the way that the positioning side (15) is corresponding with the steel disc.
5. a kind of FPC components according to claim 4, it is characterised in that:
It is provided with the extension (12) on connection end (14), the connection end (14) and is provided with some golden hands uniformly arranged Refer to.
6. a kind of FPC components according to claim 1, it is characterised in that:
The EMI screened films (2) include insulating barrier (21) and conductive layer (22), and the insulating barrier (21) is located at the conductive layer (22) top, the conductive layer (22) contacts with cover layer laminating.
7. a kind of FPC components according to claim 6, it is characterised in that:
The thickness of the conductive layer (22) is more than the insulating barrier (21) thickness, and conductive layer (22) thickness is 15 μm -30 μm.
8. a kind of FPC components according to claim 5, it is characterised in that:
The EMI screened films (2) are layed on the cover layer of the extension (12), and company adjacent with the connection end side Connect.
CN201621154574.5U 2016-10-31 2016-10-31 A kind of FPC components Active CN206422967U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621154574.5U CN206422967U (en) 2016-10-31 2016-10-31 A kind of FPC components

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Application Number Priority Date Filing Date Title
CN201621154574.5U CN206422967U (en) 2016-10-31 2016-10-31 A kind of FPC components

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108366519A (en) * 2018-01-30 2018-08-03 深圳天珑无线科技有限公司 A kind of shielding construction reducing display screen electromagnetic interference
CN111261044A (en) * 2018-12-03 2020-06-09 三星显示有限公司 Display unit, cover panel film, and method of manufacturing electronic device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108366519A (en) * 2018-01-30 2018-08-03 深圳天珑无线科技有限公司 A kind of shielding construction reducing display screen electromagnetic interference
CN111261044A (en) * 2018-12-03 2020-06-09 三星显示有限公司 Display unit, cover panel film, and method of manufacturing electronic device
US11596060B2 (en) 2018-12-03 2023-02-28 Samsung Display Co., Ltd. Display unit, electronic apparatus including the same, and method of manufacturing the electronic apparatus
CN111261044B (en) * 2018-12-03 2023-11-17 三星显示有限公司 Display unit, cover panel film and method of manufacturing electronic device
US12048090B2 (en) 2018-12-03 2024-07-23 Samsung Display Co., Ltd. Display unit, electronic apparatus including the same, and method of manufacturing the electronic apparatus

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GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20210511

Address after: No. 187, Weiwu Road, Yueqing Economic Development Zone, Yueqing City, Wenzhou City, Zhejiang Province 325600

Patentee after: Zhejiang Qiaolong Electronic Technology Co.,Ltd.

Address before: No. 187, Weiwu Road, Yueqing Economic Development Zone, Wenzhou City, Zhejiang Province 325600

Patentee before: JD LONGWAYFLEX Co.,Ltd.

TR01 Transfer of patent right
CP03 Change of name, title or address

Address after: No. 187, Weiwu Road, Yueqing Economic Development Zone, Yueqing City, Wenzhou City, Zhejiang Province 325600

Patentee after: Zhejiang Yilian Electronics Co.,Ltd.

Country or region after: China

Address before: No. 187, Weiwu Road, Yueqing Economic Development Zone, Yueqing City, Wenzhou City, Zhejiang Province 325600

Patentee before: Zhejiang Qiaolong Electronic Technology Co.,Ltd.

Country or region before: China

CP03 Change of name, title or address