CN104795653A - Electric connector - Google Patents
Electric connector Download PDFInfo
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- CN104795653A CN104795653A CN201510213498.4A CN201510213498A CN104795653A CN 104795653 A CN104795653 A CN 104795653A CN 201510213498 A CN201510213498 A CN 201510213498A CN 104795653 A CN104795653 A CN 104795653A
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- electric connector
- insulating body
- extension
- conducting terminal
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Abstract
The invention discloses an electric connector. The electric connector used for being mounted on a circuit board comprises an insulation body, conducting terminals and a shell, wherein the conducting terminals are fixed onto the insulation body, and the shell is fixed to the insulation body. The insulation body comprises a storage cavity and a frame body portion, the storage cavity is used for storage of the conducting terminals, and the frame body portion is peripherally arranged around the storage cavity. Each conducting terminal comprises a fixation portion, a body portion and a contact portion, wherein the fixation portion is used for fixation onto the body portion of the insulation body, the body portion extends into the storage cavity from the fixation portion, and the contact portion connected with the body portion protrudes upwards to extend out of the storage cavity so as to be electrically connected with a flexible circuit board. The frame body portion comprises a left side portion and a right side portion, each two adjacent conducting terminals are in left-right symmetrical distribution and fixed onto the two side portions respectively, the shell comprises a flat plate portion and clamping legs, the flat plate portion is positioned above the insulation body, and the clamping legs extend downwards from the flat plate portion to be clamped on two sides of the insulation body respectively. Therefore, the electric connector has the advantages of simple structure, small size and convenience in assembly.
Description
Technical field
The present invention relates to a kind of electric connector, particularly relate to the electric connector with some conducting terminals.
Background technology
Flexible PCB (FPC) is also called Flexible Printed Circuit, for the one that base material is made has height reliability, excellent flexible printed circuit with polyester film or polyimides, by on flexible frivolous plastic sheet, embed circuit design, make to pile embedding a large amount of precision element in the narrow and confined space, thus form flexible flexible circuit.This kind of circuit can arbitrarily bend, fold wt is light, and volume is little, and thermal diffusivity is good, easy for installation, has broken through traditional interconnection technique.
In current mobile phone industry widely used FPC and printed circuit board (PCB) (PCB) hold be connected have board to board connector (BTB) mode.Board to board connector mode needs the connector of a pair coupling, stand (SOCKET) is by SMT (Surface Mounted Technology, surface installation technique) technique attachment is on a printed-wiring board, plug (HEADER) is mounted on FPC end by SMT technique, is buckled in stand by plug during assembling.This connected mode needs pair of connectors, and printed circuit board (PCB) end and FPC end all need SMT attachment process, production cost and Material Cost are all higher.
But along with the miniaturization gradually of electronic product, in it, the volume of institute's use components and parts is more and more less, and thickness is also more and more thinner, board to board connector complex structure of the prior art, and volume is comparatively large, is unfavorable for the trend of the miniaturization of electronic product.
Therefore, be necessary to improve to overcome above-mentioned defect to existing technology.
Summary of the invention
The object of the present invention is to provide a kind of structure simple and the electric connector of small volume.
The object of the invention is to be achieved through the following technical solutions: a kind of electric connector, in order to be mounted on circuit board, described electric connector comprises insulating body, the housing being immobilizated in the conducting terminal on insulating body and being fixed on insulating body, described insulating body comprises accommodating the host cavity of conducting terminal and being located in the frame-shaped body of described host cavity surrounding, described conducting terminal comprises being immobilizated in the holding parts on insulating body body, the main part of host cavity is extended further into from holding parts, connect main part and the convex contact site in order to be electrically connected flexible PCB stretching out host cavity, described body comprises the both sides of left and right distribution, the symmetrical distribution of described adjacent conductive terminal and be immobilizated on described both sides respectively, described housing comprises the flat part be positioned at above insulating body and the clamping pin in order to be held on insulating body both sides bending extension from flat part downwards.
As a further improvement on the present invention, described adjacent conductive terminal symmetrical shape in the lateral direction.
As a further improvement on the present invention, described holding parts is shaped on described both sides.
As a further improvement on the present invention, the main part of described conducting terminal is provided with from holding parts to the kink of downward-extension and the weld part from the further horizontal-extending of described kink, and described weld part is in order to be welded in downwards on described circuit board.
As a further improvement on the present invention, described conducting terminal also comprises the rotating part that main body oppositely extends, and described rotating part is provided with the rake being inclined upwardly and extending, and described contact site is in described rake end.
As a further improvement on the present invention, described housing is provided with and first clamps pin and second in order to what match with the same sidepiece of insulating body and clamp pin, be provided with between described first clamping pin and the second clamping pin from flat part bend downwards in order to be held in the bending support division on insulating body downwards.
As a further improvement on the present invention, described clamping pin be provided with to downward-extension extension and be positioned at the notch part of extension side, protruded out outside described sidepiece lateral and held projection, held on projection described in described notch part is held in downwards.
As a further improvement on the present invention, described first clamping pin and second clamping pin on notch part and extension symmetrical in the longitudinal direction.
As a further improvement on the present invention, described sidepiece is provided with the buckle recess caved inward being positioned at and holding projection side, and described extension is provided with the protuberance protruding into described buckle recess.
As a further improvement on the present invention, described electric connector is a kind of mobile phone Board-to-Board Electrical Connector, and described flexible PCB is in order to be fixed on another circuit board.
Compared to prior art, the conducting terminal of electric connector of the present invention comprises being immobilizated in holding parts on insulating body body, extends further into the main part of host cavity from holding parts, connects main part and the convex contact site stretching out host cavity, described body comprises the both sides of left and right distribution, the symmetrical distribution of described adjacent conductive terminal and be immobilizated on described both sides respectively, described housing comprises the flat part be positioned at above insulating body and the clamping pin in order to be held on insulating body both sides bending extension from flat part downwards.Setting like this, described electric connector volume is less, structure is simple, easy to assembly, and is convenient to client and assembles in processing procedure and draw.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of electric connector of the present invention.
Fig. 2 is the schematic perspective view of another angle of electric connector of the present invention.
Fig. 3 is the schematic perspective view that housing isolated by electric connector of the present invention.
Fig. 4 is the schematic perspective view that another angle of housing isolated by electric connector of the present invention.
Fig. 5 is the schematic perspective view of electric connector conducting terminal of the present invention.
Fig. 6 is the schematic perspective view of another angle of electric connector conducting terminal of the present invention.
Fig. 7 is the schematic perspective view of electric connector housing of the present invention.
Fig. 8 is the schematic perspective view of another angle of electric connector housing of the present invention.
Reference numeral:
Electric connector 100 insulating body 1
Body 11 end face 111
Bottom surface 112 reference column 1121
First sidepiece 13 second sidepiece 14
Hold projection 15 buckle recess 16
First side end 17 second side end 18
Host cavity 10 conducting terminal 2
Holding parts 21 groove 211
Main part 22 kink 23
Weld part 24 is transferred end 25
Rotating part 26 rake 27
Contact site 28 housing 3
Flat part 31 bends support division 32
Material strip portion 311 clamps pin 33
First clamping pin 3,301 second clamps pin 3302
Notch part 331 extension 332
Protuberance 333
Embodiment
Shown in please refer to the drawing 1 to 8, the present invention is a kind of Board-to-Board Electrical Connector 100, described electric connector 100 is applied to mobile phone or other electronic products in the present embodiment, described electric connector 100 comprises insulating body 1, be immobilizated in the conducting terminal 2 on insulating body 1, described conducting terminal 2 contacts with the flexible PCB (not shown) be fixed on customer service circuit plate (not shown), and described electric connector 100 is welded on another circuit board (not shown), namely, in order to be electrically connected base circuit board (not shown) below described electric connector 100, in order to be electrically connected flexible PCB (not shown) above described electric connector 100, described flexible PCB laminating is fixed and top circuit board (not shown).Setting like this, described electric connector 100 can realize the electric connection between flexible PCB and base circuit board, and small volume, structure is simple, easy to assembly.
Shown in please refer to the drawing 2 to 4, described insulating body 1 comprises accommodating the host cavity 10 of conducting terminal 2 and being located in the frame-shaped body 11 of described host cavity 10 surrounding.Described frame-shaped body 11 is provided with both sides and both side ends, concrete, described frame-shaped body 11 is provided with left and right distribution and the first longer sidepiece 13 and the second sidepiece 14 and front and back distribution and the first shorter side end 17 and the second side end 18, and described first sidepiece 13, first side end 17, second sidepiece 14 is connected successively with the second side end 18.Setting like this, the host cavity 10 that described frame-shaped body 11 encloses can state conducting terminal 2 in order to collecting post.
Described body 11 is also provided with end face 111 and bottom surface 112, described first sidepiece 13 and the second sidepiece 14 are provided with the reference column 1121 protruded out from bottom surface 112 downwards, and described reference column 1121 is positioned in the location hole (not shown) of base circuit board in order to grafting.Setting like this, described in be conducive between insulating body 1 and base circuit board stable fixing.Protrude out outside the lateral of described first sidepiece 13 and the second sidepiece 14 and hold projection 15 and be positioned at the buckle recess 16 caved inward holding projection 15 side.Described projection 15 and the buckle recess 16 of holding is in order to cooperatively interact with housing 3.
Shown in please refer to the drawing 3 to 6, described conducting terminal 2 comprises being immobilizated in holding parts 21 on insulating body 1 body 11, extends further into the main part 22 of host cavity 10 from holding parts 21, connects main part 22 and the convex contact site 28 stretching out host cavity 10, the symmetrical distribution of described adjacent conductive terminal 2 and being immobilizated in respectively on described both sides.In the present embodiment, described conducting terminal 2 successively interval one the first from left parts cloth on the right side, setting like this, described adjacent conductive terminal 2 is symmetrical in the lateral direction, described contact site 28 described electric connector 100 when upwards holding flexible PCB and top circuit board can be made comparatively average at left and right directions stress, thus improve the resistance to overturning of described electric connector 100, avoid unbalanced stress to cause departing between electric connector 100 and base circuit board.In other execution modes of the present invention, described the conducting terminal 2 successively multiple and shape in interval in about distribution, can realize described technical purpose equally.In the present embodiment, described conducting terminal 2 comprises the rotating part 26 that main body 22 oppositely extends, and described rotating part 26 is provided with described contact site 28, in other embodiments, described conducting terminal 2 also can not establish rotating part 26, and described contact site 28 is formed by direct extension of main part 22.
Described adjacent conductive terminal 2 symmetrical shape in the lateral direction.Setting like this, only needs the conducting terminal 2 manufacturing same shape during fabrication, when assembling, puts symmetrical for described adjacent conductive terminal 2, thus is convenient to manufacture, and is beneficial to and reduces costs.
Described conducting terminal 2 adopts Insert-Molding technique one-body molded with insulating body 1.That is, described holding parts 21 is shaped on described body 11, and in the present embodiment, described holding parts 21 is shaped on described both sides.Setting like this, structure is simple, easy to assembly.The both sides of described holding parts 21 are provided with the groove 211 caved inward, and so arrange, and the fixing between described holding parts 21 and insulating body 1 is more firm.The main part 22 of described conducting terminal 2 is provided with from holding parts 21 to the kink 23 of downward-extension and the weld part 24 from the further horizontal-extending of kink 23, setting like this, described kink 23 can make described weld part 24 protrude out described host cavity 10 downwards or flush bottom described host cavity 10, thus is convenient to described weld part 24 to weld mutually with base circuit board.Described weld part 24 is downwards in order to be welded on circuit board.Setting like this, it is inner that described weld part 24 is positioned at host cavity 10 in the lateral direction, make described electric connector 100 width in the lateral direction less, avoid making electric connector 100 overall width comparatively large because weld part 24 is positioned at outside insulating body 1, and then meet electric connector 100 trend toward miniaturization.
Be provided with end 25 of transferring between described rotating part 26 and main part 22, the turnover end 25 of described conducting terminal 2 and the kink 23 of adjacent conductive terminal 2 flush in the longitudinal direction.Namely, the holding parts 21 of described same conducting terminal 2 is immobilizated in wherein on a sidepiece, and transfer end 25 described in it comparatively near the other side, setting like this, described conducting terminal 2 has wider width in the lateral direction, makes described rotating part 26 longer, and then makes the contact site 28 of described rotating part 26 end have good elasticity, alleviate conducting terminal 2 stress fatigue, thus extend the useful life of described conducting terminal 2.
Described rotating part 26 is provided with the rake 27 being inclined upwardly and extending, and described contact site 28 is positioned at described rake 27 end in order to upwards to contact flexible PCB.Setting like this, has better elasticity when described contact site 28 upwards contacts flexible PCB, thus more extends the useful life of described conducting terminal 2.
In other embodiments, described conducting terminal 2PIN number extendible or reduce.
Shown in please refer to the drawing 1, Fig. 2, Fig. 7 and Fig. 8, described electric connector 100 also comprises the housing 3 be fixed on insulating body 1, described housing 3 comprise be positioned at above insulating body 1 with the flat part 31 drawn for manipulator and the clamping pin 33 in order to be held on insulating body 1 both sides extended from flat part 31 bending downwards.Setting like this, described housing 3 can be convenient to client and assemble in processing procedure and draw.
Be provided with on the left of described housing 3 and first clamp pin 3301 and second in order to what match with the first sidepiece 13 on the left of insulating body 1 and clamp pin 3302, be provided with equally on the right side of described housing 3 and first clamp pin 3301 and second in order to what match with the second sidepiece 14 on the right side of insulating body 1 and clamp pin 3302, so, described first clamping pin 3301 and the second clamping pin 3302 can make the clamping between the one-sided and respective sides of housing 3 comparatively firm.Be provided with between described first clamping pin 3301 and the second clamping pin 3302 from flat part 31 bending downwards in order to be held in the bending support division 32 on insulating body 1 downwards.Setting like this, can avoid described housing 3 downwards excessively near insulating body 1.
Described clamping pin 33 be provided with to downward-extension extension 332 and be positioned at the notch part 331 of extension 332 side, described notch part 331 is held in downwards described in outside sidepiece and holds on projection 15.Setting like this, described notch part 331 can prevent described clamping pin 33 from moving downward further.Described extension 332 is provided with the protuberance 333 protruding into described buckle recess 16.So, described protuberance 333 can hinder clamping pin 33 upwards depart from insulating body 1, thus make clamping pin 33 in the vertical direction stable holding on insulating body 1.In the present embodiment, described protuberance 333 be from extension 332 to the inside integrated punching projection form, in other embodiments, described protuberance 333 also can carry out solder joint inside extension 332, inwardly the mode such as to puncture is formed.
Notch part 331 on first clamping pin 3301 of described homonymy and the second clamping pin 3302 and extension 332 symmetrical in the longitudinal direction.Setting like this, described first clamping pin 3301 and the second clamping pin 3302 can be stablized in the longitudinal direction and be immobilizated on described insulating body 1, avoid housing 3 to move up in the front and back of insulating body 1.In the present embodiment, described first clamping pin 3301 and the second two notch parts 331 clamped on pin 3302 are located in inside two extensions 332, in other embodiments, described first clamping pin 3301 and the second two extensions 332 clamped on pin 3302 are located in inside two notch parts 331.
Be provided with the material strip portion 311 being connected material strip (not shown) between described clamping pin 33 with bending support division 32, so, make described housing 3 rational in infrastructure, easily manufactured.
A series of detailed description listed is above only illustrating for feasibility execution mode of the present invention; they are also not used to limit the scope of the invention, all do not depart from the skill of the present invention equivalent implementations done of spirit or change all should be included within protection scope of the present invention.
Claims (10)
1. an electric connector, in order to be mounted on circuit board, described electric connector comprises insulating body, the housing being immobilizated in the conducting terminal on insulating body and being fixed on insulating body, it is characterized in that: described insulating body comprises accommodating the host cavity of conducting terminal and is located in the frame-shaped body of described host cavity surrounding, described conducting terminal comprises being immobilizated in the holding parts on insulating body body, the main part of host cavity is extended further into from holding parts, connect main part and the convex contact site in order to be electrically connected flexible PCB stretching out host cavity, described body comprises the both sides of left and right distribution, the symmetrical distribution of described adjacent conductive terminal and be immobilizated on described both sides respectively, described housing comprises the flat part be positioned at above insulating body and the clamping pin in order to be held on insulating body both sides bending extension from flat part downwards.
2. electric connector as claimed in claim 1, is characterized in that: described adjacent conductive terminal symmetrical shape in the lateral direction.
3. electric connector as claimed in claim 1, is characterized in that: described holding parts is shaped on described both sides.
4. electric connector as claimed in claim 1, it is characterized in that: the main part of described conducting terminal is provided with from holding parts to the kink of downward-extension and the weld part from the further horizontal-extending of described kink, and described weld part is in order to be welded in downwards on described circuit board.
5. electric connector as claimed in claim 1, is characterized in that: described conducting terminal also comprises the rotating part that main body oppositely extends, and described rotating part is provided with the rake being inclined upwardly and extending, and described contact site is in described rake end.
6. electric connector as claimed in claim 1, it is characterized in that: described housing is provided with and first clamps pin and second in order to what match with the same sidepiece of insulating body and clamp pin, be provided with between described first clamping pin and the second clamping pin from flat part bend downwards in order to be held in the bending support division on insulating body downwards.
7. electric connector as claimed in claim 6, it is characterized in that: described clamping pin be provided with to downward-extension extension and be positioned at the notch part of extension side, protrude out outside described sidepiece lateral and held projection, held on projection described in described notch part is held in downwards.
8. electric connector as claimed in claim 7, is characterized in that: the notch part on described first clamping pin and the second clamping pin and extension symmetrical in the longitudinal direction.
9. electric connector as claimed in claim 7, is characterized in that: described sidepiece is provided with the buckle recess caved inward being positioned at and holding projection side, and described extension is provided with the protuberance protruding into described buckle recess.
10. the electric connector as described in claim 1 to 9 any one, is characterized in that: described electric connector is a kind of mobile phone Board-to-Board Electrical Connector, and described flexible PCB is in order to be fixed on another circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510213498.4A CN104795653B (en) | 2015-04-30 | 2015-04-30 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510213498.4A CN104795653B (en) | 2015-04-30 | 2015-04-30 | Electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104795653A true CN104795653A (en) | 2015-07-22 |
| CN104795653B CN104795653B (en) | 2019-01-25 |
Family
ID=53560287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510213498.4A Active CN104795653B (en) | 2015-04-30 | 2015-04-30 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104795653B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107800823A (en) * | 2017-10-23 | 2018-03-13 | 广东欧珀移动通信有限公司 | Gland component, fingerprint recognition component and electronic equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4639063A (en) * | 1985-12-20 | 1987-01-27 | Amp Incorporated | Electrical connector for flexible film circuits |
| US4891019A (en) * | 1989-03-03 | 1990-01-02 | Amp Incorporated | Electrical connector for interconnecting a printed circuit board to a ribbon cable |
| US6276941B1 (en) * | 2000-02-22 | 2001-08-21 | Hon Hai Precision Ind. Co., Ltd. | Board to board connector |
| CN103794950A (en) * | 2012-10-31 | 2014-05-14 | 泰科电子日本合同会社 | Flat cable connector |
| CN204516936U (en) * | 2015-04-30 | 2015-07-29 | 苏州微岚精密零组件有限公司 | Electric connector |
-
2015
- 2015-04-30 CN CN201510213498.4A patent/CN104795653B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4639063A (en) * | 1985-12-20 | 1987-01-27 | Amp Incorporated | Electrical connector for flexible film circuits |
| US4891019A (en) * | 1989-03-03 | 1990-01-02 | Amp Incorporated | Electrical connector for interconnecting a printed circuit board to a ribbon cable |
| US6276941B1 (en) * | 2000-02-22 | 2001-08-21 | Hon Hai Precision Ind. Co., Ltd. | Board to board connector |
| CN103794950A (en) * | 2012-10-31 | 2014-05-14 | 泰科电子日本合同会社 | Flat cable connector |
| CN204516936U (en) * | 2015-04-30 | 2015-07-29 | 苏州微岚精密零组件有限公司 | Electric connector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107800823A (en) * | 2017-10-23 | 2018-03-13 | 广东欧珀移动通信有限公司 | Gland component, fingerprint recognition component and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104795653B (en) | 2019-01-25 |
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Effective date of registration: 20220809 Address after: Area K, 3rd Floor, Building 2, No. 1918, Xupan Road, Xuhang Town, Jiading District, Shanghai, 201800 Patentee after: Shanghai Weilan Industrial Product Design Co., Ltd. Address before: Building 3, No. 111, Yucheng North Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province 215316 Patentee before: SUZHOU WEILAN PRECISION COMPONENTS CO.,LTD. |