CN202662882U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN202662882U CN202662882U CN 201220160740 CN201220160740U CN202662882U CN 202662882 U CN202662882 U CN 202662882U CN 201220160740 CN201220160740 CN 201220160740 CN 201220160740 U CN201220160740 U CN 201220160740U CN 202662882 U CN202662882 U CN 202662882U
- Authority
- CN
- China
- Prior art keywords
- clinch
- grounding assembly
- housing
- electric connector
- flat cable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model provides an electric connector, comprising a first shell, a flexible flat cable, a metal shielding layer, a grounding assembly, a second shell and a pressurizing assembly, wherein the first shell is provided with a bearing surface and locating parts at the left side and the right side of the bearing surface; the flexible flat cable is arranged on the bearing surface; embedding holes at the left side and the right side of the flexible flat cable are embedded on the locating parts; the grounding assembly is arranged between the metal shielding layer and contact points; holes at the left side and the right side of the grounding assembly are embedded on the locating parts; the grounding assembly is provided with a conducting area capable of forming electric conduction with the metal shielding layer and any one of the contact points; the second shell is arranged on the grounding assembly; and the pressurizing assembly of the second shell is pressed against the grounding assembly and contacted at the conducting area. In the electric connector provided by the utility model, the grounding assembly is arranged between the metal shielding layer and the contact points, and because the widths of circuits in the conducting area can be easily reduced, production yield is increased. Additionally, by virtue of the design of the locating parts, a purpose of fixing the flexible flat cable and the grounding assembly is achieved, and manufacturing cost is decreased.
Description
Technical field
The utility model relates to a kind of electric connector, relates in particular to a kind of electric connector that prevents the Electromagnetic Interference function that has.
Background technology
Connector is a kind of jockey that connects electric wire, circuit board and other circuit unit with electric means, therefore apply to widely the various electronic products arround our life, such as notebook computer, mobile phone and personal digital aid (PDA) (PDA) etc.Development along with connector, a kind of low-voltage differential signal (Low Voltage Differential Signal appears in recent years, LVDS) connector, it utilizes extremely low voltage amplitude high speed differential the transmission of data, therefore have advantages of low-power consumption, low error rate.
Yet because the high speed connector of this type, the signal frequency of its transmission reaches several megahertzes (GHz) usually, therefore when signal is propagated on printed circuit board (PCB), can produce high-frequency noise.And the circuit on the circuit board and will be between the metal shell of its coating can have a potential difference, cause frequency electromagnetic waves noise and above-mentioned metal shell to produce resonance, make metal shell produce an antenna effect, and emission electromagnetic interference (EMI), this electromagnetic interference phenomenon will be through the winding displacement transmission, and then affects the delivery quality of original signal.
In order to overcome the problems referred to above, generally connect the design that all has earth lead in the winding displacement, to reduce the problem that electromagnetic interference was caused.Such as TaiWan, China patent M360467 number announcement, be a kind of existing connector that prevents the Electromagnetic Interference function that has, it is provided with several corresponding to the shell fragment of earth lead in metal shell, utilizes these a little shell fragments and the earth lead that exposes to insulating barrier to contact with each other to reach the purpose of earth-continuity.
Yet, along with the compact trend development of product, the Flat cable connection structure of connector that is applied to the design of microminiature connector or high density wire also and then must to dwindle the big or small of the width of plain conductor own and between spacing big or small, to meet the demand in market.In order to cooperate the design of closely spaced tiny plain conductor, shell fragment on the metal shell also must and then dwindle the size of itself width, so cause the degree of difficulty of metal stamping formed processing procedure to increase, easily causing process rate to descend increases with manufacturing cost, is unfavorable for market competition and economic benefit.
The utility model content
The purpose of this utility model is to provide a kind of electric connector, improves and produces yield, reduces manufacturing cost.
For achieving the above object, the utility model provides a kind of electric connector, comprising:
One first housing, this first housing is provided with a loading end, this loading end each side be provided with a location division;
One flexible flat cable, be arranged on this loading end, this flexible flat cable comprises several plain conductors and coats the insulating barrier of those plain conductors, those plain conductors expose to the end of this flexible flat cable and form several contact points, this flexible flat cable each side is provided with an embedded hole, this location division is embedded in this embedded hole, and this flexible flat cable is positioned on this first housing;
One metal shielding layer is arranged at outside this insulating barrier of this flexible flat cable;
One grounding assembly, be arranged between this metal shielding layer and those contact points, this grounding assembly each side is provided with a hole, this location division is embedded in this hole, this grounding assembly is positioned on this flexible flat cable, this grounding assembly has a conduction region, and this conduction region and this metal shielding layer and arbitrary this contact point form and electrically conduct;
One second housing is arranged on this grounding assembly and this first housing is fixed in assembling, and those contact points expose to this second housing; And
One pressure-applying unit is arranged between this second housing and this grounding assembly, and this pressure-applying unit presses on this grounding assembly and is contacted with simultaneously this second housing, this pressure-applying unit and this conduction region is formed electrically conduct.
Described pressure-applying unit is one-body molded to be formed on this second housing, and the extension of the direction towards this grounding assembly arranges this pressure-applying unit from this second housing.
Described conduction region has one first clinch, one second clinch and one the 3rd clinch, this first clinch, this second clinch and the 3rd clinch electrically conduct mutually, and this first clinch is contacted with at least one this contact point, this second clinch is contacted with this metal shielding layer, and the 3rd clinch is contacted with this pressure-applying unit.
Described grounding assembly is a circuit board, and this first clinch is located at the bottom surface of this circuit board, and this second clinch and the 3rd clinch are located at the end face of this circuit board.
Described circuit board is the rectangle structure with two minor faces and two long limits, this minor face of this circuit board is provided with a protuberance towards outside extension, this protuberance is provided with this hole, the bearing of trend of this first clinch is perpendicular to this long limit, this second clinch extends to and is adjacent to this length limit, and the 3rd clinch extends to and is adjacent to another this length limit.
Described grounding assembly is a single face zygonema winding displacement, this single face zygonema winding displacement comprises an insulating barrier and is located at least one earth lead on this insulating barrier, form a foldable layer after this insulating barrier doubling pressing, this earth lead extends to the bottom surface of this foldable layer from the end face of this foldable layer, this earth lead that is positioned at the bottom surface of this foldable layer is this first clinch, and this earth lead that is positioned at the end face of this foldable layer is this second clinch and the 3rd clinch.
Those contact point front ends expose to the front side of this second housing; the rear side that protrudes from this second housing is extended in those contact point rear ends; the bottom surface of this grounding assembly is arranged on those contact point rear ends; this metal shielding layer comprises a protective layer and a metal level; this metal level is between between this flexible flat cable and this protective layer and extend on the end face of this grounding assembly to be contacted with this conduction region, and the front end of this metal shielding layer is close to the rear side of this second housing.
Described the second housing has a body, the certainly extension that extends forward of this body leading edge and the clamping part of being located at these body both sides, this body hides in this grounding assembly, this body is provided with to this pressure-applying unit of downward-extension pressing on this grounding assembly, and the width size of this pressure-applying unit is close to the size of the width between this location division of the left and right sides of this loading end.
Described electric connector also comprises:
One conductive adhesive layer, this conductive adhesive layer are formed between this metal shielding layer and this grounding assembly, and this conduction region forms via this conductive adhesive layer and this metal shielding layer and electrically conducts.
Described electric connector also comprises:
One anisotropic conductive adhesive layer, this anisotropic conductive adhesive layer are formed between this grounding assembly and those contact points, and this conduction region forms via this anisotropic conductive adhesive layer and arbitrary this contact point and electrically conducts.
The beneficial effects of the utility model: the utility model electric connector, its utilization is arranged at a grounding assembly between metal shielding layer and those contact points, this grounding assembly is provided with a conduction region, this conduction region and metal shielding layer, the second housing and arbitrary contact point form and electrically conduct, because easily downsizing of the design of the line width in the conduction region, be not easy to produce the problem that process rate descends and manufacturing cost increases, so can improve the shortcoming that existing connector is unfavorable for economic benefit and market competition.In addition, utilize the design of location division just can reach the purpose of direct fixedly flexible flat cable and grounding assembly, therefore can reduce material and reduce manufacturing cost.
In order further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet accompanying drawing only provide with reference to and the explanation usefulness, the utility model is limited.
Description of drawings
Below in conjunction with accompanying drawing, by embodiment of the present utility model is described in detail, will make the technical solution of the utility model and other beneficial effect apparent.
In the accompanying drawing,
Fig. 1 is the stereogram of the utility model electric connector;
Fig. 2 is the exploded view of Fig. 1 electric connector;
Fig. 3 is that Fig. 2 grounding assembly is in the stereogram of other direction;
Fig. 4 is the profile of Fig. 1 electric connector;
Fig. 5 is the exploded view that Fig. 2 electric connector uses another kind of grounding assembly;
Fig. 6 is the stereogram of the another kind of grounding assembly of Fig. 5 kenel before the doubling pressing.
Embodiment
Technological means and the effect thereof taked for further setting forth the utility model are described in detail below in conjunction with preferred embodiment of the present utility model and accompanying drawing thereof.
See also Fig. 1 to Fig. 4, the utility model provides a kind of electric connector 1, comprising: the first housing 2, flexible flat cable 3, metal shielding layer 4, grounding assembly 5 and the second housing 6.
The first housing 2 is provided with a loading end 21, this loading end 21 each side be provided with a upwardly extending location division 22.
Flexible flat cable 3 is arranged on the loading end 21, this flexible flat cable 3 comprises several plain conductors and coats the insulating barrier of those plain conductors, thereby those plain conductors expose to the end of flexible flat cable 3 and form several contact points 31, flexible flat cable 3 each side is provided with an embedded hole 32, location division 22 is embedded in embedded hole 32, and flexible flat cable 3 is positioned on the first housing 2.
In addition, flexible flat cable 3 also includes the downside that a reinforcing chip 33 is attached at those contact points 31, reinforcing chip 33 extends between the first housing 2 and the flexible flat cable 3 from the downside of those contact points 31, and reinforcing chip 33 and those contact points 31 form the docking section that overlaps mutually with butt connector.
In the present embodiment, grounding assembly 5 is a circuit board, conduction region 52 has the first clinch 521 that electrically conducts mutually, the second clinch 522 and the 3rd clinch 523, wherein the first clinch 521 is located at circuit board bottom surface, the second clinch 522 and the 3rd clinch 523 are located at board top surface, the first clinch 521 is contacted with a plurality of contact points 31, the second clinch 522 is contacted with metal shielding layer 4, one conductive adhesive layer (not shown) is formed between metal shielding layer 4 and the grounding assembly 5, and the second clinch 522 forms via conductive adhesive layer and metal shielding layer 4 and electrically conducts.Because the line design of the first clinch 521 of conduction region 52 is very easy to downsizing, so when the width of contact point 31 and spacing are designed to when very tiny, electrical contact between conduction region 52 and the contact point 31 can not cause bad yet, therefore can solve the problem that process rate descends and manufacturing cost increases of existing connector.
This circuit board is flexible circuit board (FPC) or printed circuit board (PCB) (PCB), it is the rectangle structure with two minor faces and two long limits, the minor face of circuit board is provided with a protuberance 53 towards outside extension, as shown in Figure 3, this protuberance 53 is provided with the bearing of trend of hole 51, the first clinchs 521 perpendicular to long limit, and the second clinch 522 extends to and is adjacent to a long limit, the 3rd clinch 523 extends to and is adjacent to another long limit, as shown in Figure 2.
The second housing 6 is arranged on the grounding assembly 5 and the first housing 2 is fixed in assembling, those contact point 31 front ends expose to the front side of the second housing 6, the rear side that protrudes from the second housing 6 is extended in those contact point 31 rear ends, the bottom surface of grounding assembly 5 is arranged on those contact point 31 rear ends, the metal level 42 of metal shielding layer 4 extends on grounding assembly 5 end faces to be contacted with conduction region 52, and the front end of metal shielding layer 4 is close to the rear side of the second housing 6, the second housing 6 is provided with a pressure-applying unit 7 to press on grounding assembly 5, pressure-applying unit 7 is formed with conduction region 52 electrically conduct.
In the present embodiment, pressure-applying unit 7 one-body molded being formed on the second housing 6, and the extension of the direction towards grounding assembly 5 arranges pressure-applying unit 7 from the second housing 6, so be not limited to this, this pressure-applying unit 7 also can be independent of the second housing 6 and form an independent elastic component, as long as with this independently pressure-applying unit 7 be arranged between the second housing 6 and the grounding assembly 5, so that but pressure-applying unit 7 elasticity press on grounding assembly 5 and are contacted with simultaneously the second housing 6, so equally can obtain the effect same with aforementioned integrated structure.
The second housing 6 has a body 61, an extension 62 that extends forward from body 61 leading edges and the clamping part 63 of being located at body 61 both sides, body 61 whole coverings on grounding assembly 5, body 61 is provided with to the integrated pressure-applying unit 7 of downward-extension to compress grounding assembly 5 and to be contacted with the 3rd clinch 523, the width W size of pressure-applying unit 7 so can obtain the effect of better electrical contact close to the size of the width P between the location division 22 of loading end 21 left and right sides.
Be understandable that, in order to increase the bonding strength between grounding assembly 5 and those contact points 31, can form an anisotropic conductive adhesive layer (ACF or ACP) between grounding assembly 5 and those contact points 31, conduction region 52 can only be in vertical direction forms with arbitrary contact point 31 via anisotropic conductive adhesive layer and electrically conduct, anisotropic conductive adhesive layer also can be adhesively fixed grounding assembly 5 and flexible flat cable 3.
See also Fig. 5, the utility model also provides the another kind of grounding assembly 8 that can be applicable in the electric connector 1, and this grounding assembly 8 is a single face zygonema winding displacement.As shown in Figure 6, the single face zygonema winding displacement stereogram before the doubling pressing not yet for this reason, it includes an insulating barrier 81 and is located at several earth leads 82 on the insulating barrier 81, insulating barrier 81 parallel foldable layer 83 that overlaps to form after the dotted line doubling pressing, as shown in Figure 5, the end face of earth lead 82 autofolding layers 83 extends to the bottom surface of foldable layer 83, the earth lead 82 that is positioned at foldable layer 83 bottom surfaces is equal to aforementioned the first clinch 521, and the earth lead 82 that is positioned at foldable layer 83 end faces is equal to aforementioned the second clinch 522 and the 3rd clinch 523.
For make several earth leads 82 of foldable layer 83 end faces can and the second housing 6 between form better electrical contact effect, so on the end face of foldable layer 83, have additional again a conductive layer 9, make those earth leads 82 that are positioned on foldable layer 83 end faces can directly be contacted with conductive layer 9, the conductive layer 9 that transmission area is larger more afterwards and the second housing 6 overlap, and so can avoid the problem of earth lead 82 poor electrical contact.
In sum, the utilization of the utility model electric connector is arranged at a grounding assembly between metal shielding layer and those contact points, this grounding assembly is provided with a conduction region, this conduction region and metal shielding layer, the second housing and arbitrary contact point form and electrically conduct, because easily downsizing of the design of the line width in the conduction region, be not easy to produce the problem that process rate descends and manufacturing cost increases, so can improve the shortcoming that existing connector is unfavorable for economic benefit and market competition.In addition, utilize the design of location division just can reach the purpose of direct fixedly flexible flat cable and grounding assembly, therefore can reduce material and reduce manufacturing cost.
The above; for the person of ordinary skill of the art; can make other various corresponding changes and distortion according to the technical solution of the utility model and technical conceive, and all these changes and distortion all should belong to the protection range of the utility model claim.
Claims (10)
1. an electric connector is characterized in that, comprising:
One first housing, this first housing is provided with a loading end, this loading end each side be provided with a location division;
One flexible flat cable, be arranged on this loading end, this flexible flat cable comprises several plain conductors and coats the insulating barrier of those plain conductors, those plain conductors expose to the end of this flexible flat cable and form several contact points, this flexible flat cable each side is provided with an embedded hole, this location division is embedded in this embedded hole, and this flexible flat cable is positioned on this first housing;
One metal shielding layer is arranged at outside this insulating barrier of this flexible flat cable;
One grounding assembly, be arranged between this metal shielding layer and those contact points, this grounding assembly each side is provided with a hole, this location division is embedded in this hole, this grounding assembly is positioned on this flexible flat cable, this grounding assembly has a conduction region, and this conduction region and this metal shielding layer and arbitrary this contact point form and electrically conduct;
One second housing is arranged on this grounding assembly and this first housing is fixed in assembling, and those contact points expose to this second housing; And
One pressure-applying unit is arranged between this second housing and this grounding assembly, and this pressure-applying unit presses on this grounding assembly and is contacted with simultaneously this second housing, this pressure-applying unit and this conduction region is formed electrically conduct.
2. electric connector as claimed in claim 1 is characterized in that, described pressure-applying unit is one-body molded to be formed on this second housing, and the extension of the direction towards this grounding assembly arranges this pressure-applying unit from this second housing.
3. electric connector as claimed in claim 2, it is characterized in that, described conduction region has one first clinch, one second clinch and one the 3rd clinch, this first clinch, this second clinch and the 3rd clinch electrically conduct mutually, and this first clinch is contacted with at least one this contact point, this second clinch is contacted with this metal shielding layer, and the 3rd clinch is contacted with this pressure-applying unit.
4. electric connector as claimed in claim 3 is characterized in that, described grounding assembly is a circuit board, and this first clinch is located at the bottom surface of this circuit board, and this second clinch and the 3rd clinch are located at the end face of this circuit board.
5. electric connector as claimed in claim 4, it is characterized in that, described circuit board is the rectangle structure with two minor faces and two long limits, this minor face of this circuit board is provided with a protuberance towards outside extension, this protuberance is provided with this hole, the bearing of trend of this first clinch is perpendicular to this long limit, and this second clinch extends to and is adjacent to this length limit, and the 3rd clinch extends to and is adjacent to another this length limit.
6. electric connector as claimed in claim 3, it is characterized in that, described grounding assembly is a single face zygonema winding displacement, this single face zygonema winding displacement comprises an insulating barrier and is located at least one earth lead on this insulating barrier, form a foldable layer after this insulating barrier doubling pressing, this earth lead extends to the bottom surface of this foldable layer from the end face of this foldable layer, this earth lead that is positioned at the bottom surface of this foldable layer is this first clinch, and this earth lead that is positioned at the end face of this foldable layer is this second clinch and the 3rd clinch.
7. electric connector as claimed in claim 2; it is characterized in that; those contact point front ends expose to the front side of this second housing; the rear side that protrudes from this second housing is extended in those contact point rear ends; the bottom surface of this grounding assembly is arranged on those contact point rear ends; this metal shielding layer comprises a protective layer and a metal level; this metal level is between between this flexible flat cable and this protective layer and extend on the end face of this grounding assembly to be contacted with this conduction region, and the front end of this metal shielding layer is close to the rear side of this second housing.
8. electric connector as claimed in claim 2, it is characterized in that, described the second housing has a body, the certainly extension that extends forward of this body leading edge and the clamping part of being located at these body both sides, this body hides in this grounding assembly, this body is provided with to this pressure-applying unit of downward-extension pressing on this grounding assembly, and the width size of this pressure-applying unit is close to the size of the width between this location division of this loading end left and right sides.
9. such as each described electric connector in the claim 1 to 8, it is characterized in that, also comprise:
One conductive adhesive layer, this conductive adhesive layer are formed between this metal shielding layer and this grounding assembly, and this conduction region forms via this conductive adhesive layer and this metal shielding layer and electrically conducts.
10. such as each described electric connector in the claim 1 to 8, it is characterized in that, also comprise:
One anisotropic conductive adhesive layer, this anisotropic conductive adhesive layer are formed between this grounding assembly and those contact points, and this conduction region forms via this anisotropic conductive adhesive layer and arbitrary this contact point and electrically conducts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220160740 CN202662882U (en) | 2012-04-16 | 2012-04-16 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220160740 CN202662882U (en) | 2012-04-16 | 2012-04-16 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202662882U true CN202662882U (en) | 2013-01-09 |
Family
ID=47457763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220160740 Expired - Fee Related CN202662882U (en) | 2012-04-16 | 2012-04-16 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202662882U (en) |
-
2012
- 2012-04-16 CN CN 201220160740 patent/CN202662882U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20090073672A1 (en) | Electromagnetic shield and electronic device using the same | |
| US11742109B2 (en) | Flexible flat cable and method of producing the same | |
| WO2018211791A1 (en) | Mobile electronic apparatus | |
| WO2006093155A1 (en) | Connector between substrates, and circuit board device using connector between substrates | |
| CN109714882B (en) | Mobile terminal and flexible circuit board | |
| US8313342B2 (en) | Structure of electromagnetic wave resistant connector for flexible circuit cable | |
| CN110461086B (en) | Circuit board, circuit board manufacturing method and terminal | |
| CN101730377A (en) | Coupling layer and printed circuit board with same | |
| CN112654135A (en) | FPC flat coaxial line and manufacturing method thereof | |
| CN105957633B (en) | For transmitting the flexible flat cable of high speed signal | |
| CN103247370B (en) | flexible cable assembly | |
| CN202662882U (en) | Electric connector | |
| JP2009200015A (en) | Connector for flexible wiring board and electronic device | |
| CN203277846U (en) | FFC connector grounding structure | |
| CN109585068B (en) | Long straight high-frequency transmission cable | |
| KR20200129341A (en) | Flexible cable | |
| CN202565603U (en) | Mobile Terminal and enclosure thereof | |
| TWM472983U (en) | High frequency signal connector having structure for preventing external electromagnetic interference | |
| CN102176577A (en) | Structure of cover plate of connector | |
| JP2011159880A (en) | Flexible printed wiring board with insertion terminal, connection structure of the flexible printed wiring board, and electronic apparatus | |
| US9006583B2 (en) | LCD module and liquid crystal display device | |
| CN201536149U (en) | Flexible thin type antennae | |
| CN202633671U (en) | Flexible cable assembly | |
| CN217608033U (en) | Circuit board | |
| CN210119991U (en) | Anti-interference transmission line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20150416 |
|
| EXPY | Termination of patent right or utility model |