CN202564681U - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN202564681U CN202564681U CN2012200425544U CN201220042554U CN202564681U CN 202564681 U CN202564681 U CN 202564681U CN 2012200425544 U CN2012200425544 U CN 2012200425544U CN 201220042554 U CN201220042554 U CN 201220042554U CN 202564681 U CN202564681 U CN 202564681U
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- Prior art keywords
- circuit board
- electric connector
- layer
- terminals
- back plug
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- 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.)
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- Coupling Device And Connection With Printed Circuit (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model relates to an electrical connector for electrically connecting a circuit board. The electrical connector comprises an insulating body, a plurality of terminals, and a post-plug, wherein the plurality of terminals are contained in the insulating body; the post-plug is fixedly connected with the insulating body; an accommodation space is formed between the post-plug and the insulating body; one end of a multilayer flexible printed circuit board enters into the accommodation space and is connected with a plurality of terminals; and the post-plug presses the multilayer flexible printed circuit board, thus forming a contact plane between the circuit boards. Compared with the prior arts, the electrical connector has the advantages of increasing the welding area between the multilayer flexible printed circuit board and the circuit board, making the welding be more solid, and guaranteeing the coplane degree of the multilayer flexible printed circuit board after welding, by forming the contact plane between the multilayer flexible printed circuit board and the circuit board.
Description
Technical field
[0001] the utility model relates to a kind of electric connector, particularly a kind ofly can reduce the transmission of electric connector overall volume and signal and disturbs little electric connector.
Background technology
Electric connector is in order to be electrically connected to a circuit board; The electric connector of convention generally includes a body, is contained in a plurality of terminals in the said body, when after a plurality of said terminals are many row's arrangements and needs elder generation process bending forming, being connected to said circuit board again; Owing to must have between the said terminal of every row at interval; So be positioned at the position difference of different rows' a plurality of said terminal bending, required space will be very big, and be difficult to guarantee the coplane degree of a plurality of said terminal welding endss.
See also U.S. Pat 5194010; It has disclosed a kind of electric connector combination of surface soldered; Utilize flexible circuit board to replace the bending of terminal, said flexible circuit board one end electrically connects a plurality of said terminals, and the other end is soldered to said circuit board; Can not only make the structure of electric connector compact more, guarantee that also all pads are positioned on same simultaneously.
But; Above-mentioned electric connector is when welding; Be merely the width of straight line with the contact-making surface of said circuit board, so just may occur welding insecure, or the pad on the said circuit board is not point-blank; Make that when welding, pullling said flexible circuit board causes its distortion, influences the normal use of electric connector.
Given this, be necessary to provide a kind of novel electric connector in fact, to overcome above-mentioned defective.
Summary of the invention
To the variety of problems that background technology faced, the purpose of the utility model is to provide a kind of arrangements of electric connection that can make a chip module accurately be connected to said electric connection socket.
A kind of electric connector in order to be electrically connected to a circuit board, is characterized in that, an insulating body; A plurality of terminals are contained in said insulating body; One back plug, said back plug is fixedly connected with said insulating body, and forms a spatial accommodation between said back plug and the said insulating body; One multi-layer soft circuit board, one end gets into said spatial accommodation and connects a plurality of said terminals, and the said multi-layer soft circuit board of said back plug compacting makes to form a contact plane between the said multi-layer soft circuit board other end and the said circuit board.
Further, plug is crooked to the direction away from said insulating body from said back for said multi-layer soft circuit board; Said back plug has a flat bottom surface, forms a contact-making surface between said flat bottom surface and the said multi-layer soft circuit board; Said back plug has a circular-arc bottom surface, forms a contact point between said circular-arc bottom surface and the said multi-layer soft circuit board; Said back plug has an arc surface, and said arc surface and said multi-layer soft circuit board part are at least fitted; Said back plug has an inclined-plane; A plurality of said terminals comprise a plurality of signal terminals and a plurality of earth terminal; Said multi-layer soft circuit board has a plurality of insulating barriers and a plurality of conductive layer; A plurality of said insulating barriers and a plurality of said conductive layer are intervally arranged; A plurality of said conductive layers are divided into a plurality of ground planes and a plurality of signals layer, and a plurality of said signal terminals are electrically connected on a plurality of said signals layers, and a plurality of said earth terminals are electrically connected on a plurality of said ground planes; A plurality of said signals layers are that etching forms on a plurality of said ground planes; The a plurality of said signal terminal that is positioned at same row is connected to same said signals layer, and a plurality of said earth terminal that is positioned at same row is positioned on the same said ground plane; A plurality of said earth terminals all are positioned at same row at the end that said multi-layer soft circuit board is connected to said circuit board; Be provided with a trip after said beyond the Great Wall, block said multi-layer soft circuit board; Fix with viscose glue between said back plug and the said multi-layer soft circuit board; The welding manner of a plurality of said terminals and said multi-layer soft circuit board is the DIP type; The welding manner of a plurality of said terminals and said multi-layer soft circuit board is the SMT type.
Compared with prior art; The utility model is through having formed said contact plane between said multi-layer soft circuit board and said circuit board; Make the bonding area of said multi-layer soft circuit board and said circuit board become big; Not only make the welding contact-making surface of said multi-layer soft circuit board and said circuit board become big, weld more firmly, also can guarantee to weld the coplane degree of said multi-layer soft circuit board afterwards.
Purpose, shape, structure, characteristic and effect thereof for ease of to the utility model all can have further understanding and understanding, combine embodiment and accompanying drawing to elaborate at present.
[description of drawings]
Fig. 1 is the perspective exploded view of the utility model electric connector;
Fig. 2 is the partial cutaway schematic perspective view of the utility model electric connector;
Fig. 3 is the partial cutaway schematic perspective view of multi-layer soft circuit board in the utility model electric connector;
Fig. 4 A is the preceding cross-sectional schematic of bending of multi-layer soft circuit board in the utility model electric connector;
Fig. 4 B is after the bending of multi-layer soft circuit board in the utility model electric connector and is welded in the cross-sectional schematic on the circuit board;
Fig. 5 A is a multi-layer soft circuit board and the fixing cross-sectional schematic of back plug in the utility model electric connector;
Fig. 5 B is that the cross-sectional schematic on the circuit board is fixed and be welded in to the multi-layer soft circuit board with the back plug in the utility model electric connector;
Fig. 6 is soldered to the end view of circuit board for the utility model electric connector;
Fig. 7 is the cross-sectional schematic of multi-layer soft circuit board and weld part welding among another embodiment of the utility model electric connector;
Fig. 8 is the cross-sectional schematic that weld part is arranged at the multi-layer soft circuit board among another embodiment of the utility model electric connector.
The drawing reference numeral explanation of embodiment:
| | 1 | | 11 | | 2 |
| | 21 | | 22 | Accepting | 23 |
| Groove | 24 | | 3 | Connecting | 31 |
| | 32 | Weld | 33 | The | 34 |
| | 35 | The multi-layer | 4 | Insulating barrier | 41 |
| Conductive layer | 42 | The | 5 | | 51 |
| Contact- | | 52 | | 53 | |
| | 54 | | 55 | The inclined- | 56 |
| | 6 | | 61 |
[embodiment]
Below in conjunction with accompanying drawing and specific embodiment the utility model is described further:
Please, be the utility model electric connector, in order to be electrically connected to a circuit board 6 with reference to Fig. 1 and 6; Comprise an insulating body 2, one housings 1, a plurality of terminals 3; One back plug 5, and a multi-layer soft circuit board 4, said housing 1 is coated on outside the said insulating body 2; Said two row's terminals 3 correspondences are contained in the said insulating body 2, and said back plug 5 links to each other with said insulating body 2, and said multi-layer soft circuit board 4 one ends connect said two and arrange terminals 3; The other end is connected to said circuit board 6, and forms a contact plane 9 between said multi-layer soft circuit board 4 and the said circuit board 6.
Please with reference to Fig. 1,4A and 4B, said insulating body 2 has a base portion 21, and two side bottoms of said base portion 21 are provided with a groove 24, extends to form a hyoplastron 22 forward from said base portion 21, is equipped with a plurality of accepting grooves 23 on the upper and lower surface of said hyoplastron 22.
Please with reference to Fig. 2 and 6; Said housing 1 is coated on outside the said insulating body 2, and said housing 1 extends to form two pins 11 downwards, and said circuit board 6 is provided with two location holes 61; Said two pins 11 cooperate with said two location holes 61; Said electric connector being fixedly attached on the said circuit board 6, said housing 1 is processed by metal material, like iron, alloy etc.
Please with reference to Fig. 1,4A and 4B; A plurality of said terminals 3 are directly tabular, and said a plurality of said terminals 3 have a junction 31, extend to form a contact site 32 forward from said connecting portion 31; Extend back from said connecting portion 31 and to form a weld part 33; Wherein, a plurality of said terminals 3 comprise a plurality of signal terminals and a plurality of earth terminal, and a plurality of said terminals 3 are divided into the first terminal group 34 and second terminal group 35.
Please with reference to Fig. 1 and 3; Said multi-layer soft circuit board 4 is made up of with a plurality of conductive layers 42 a plurality of insulating barriers 41, and a plurality of said insulating barriers 41 are intervally arranged with a plurality of said conductive layers 42, and a plurality of said conductive layers 42 are divided into a plurality of signals layers 421 and a plurality of ground planes 422 again; A plurality of said signals layers 421 adopt etched mode on said a plurality of ground planes 422, to form; The material of said conductive layer 42 is a copper, in other embodiment, also can be other conducting metals.Said multi-layer soft circuit board 4 one ends are provided with two row's accommodation holes 43, in order to connect a plurality of said terminals 3, are provided with three row's accommodation holes 43 at the other end, and the other end at said multi-layer soft circuit board 4 also can not be provided with said accommodation hole 43 certainly.
Please with reference to Fig. 1,5A and 5B, said back plug 5 has a base 51, and the bottom surface of said base 51 can be flat bottom surface; Also can be circular-arc bottom surface, extend to form two arms 52 forward from said base 51 both sides, each said arm 52 is provided with a holding part 53; Certainly, in other embodiments, said holding part 53 can be located at the top of said base 51; Said back plug 5 is provided with an arc surface 55, said arc surface 55 and the part applying at least of said multi-layer soft circuit board 4, certainly; In other embodiments, said arc surface 55 also can be for inclined-plane 56, and is as shown in Figure 8.On the bottom surface of said base 51, be provided with two trips 54, in order to hold said multi-layer soft circuit board 4.
Please with reference to Fig. 1 and 3; With a plurality of said terminals 3 said accepting groove 23 of packing into; Said connecting portion 31 correspondences are contained in the said accepting groove 23; And said the first terminal group 34 is contained in the said accepting groove 23 of said hyoplastron 22 upper surfaces, and said second terminal group 35 is contained in the said accepting groove 23 of said hyoplastron 22 lower surfaces, and said weld part 33 is exposed to outside the said insulating body 2.Welding manner with DIP connects a plurality of said terminals 3 and said multi-layer soft circuit board 4; The a plurality of said weld part 33 of said the first terminal group 34 is connected to said multi-layer soft circuit board 4 first rows' said accommodation hole 43; So the trace arrangements of the signal terminal of said the first terminal group 34 is positioned on the signals layer 421 of first conductive layer 42; The trace arrangements of the earth terminal of said the first terminal group 34 is positioned on the ground plane 422 of first conductive layer 42; 33 of a plurality of said weld parts of said second terminal group 35 are connected in said multi-layer soft circuit board 4 second rows' the said accommodation hole 43; So the trace arrangements of the signal terminal of said second terminal group 35 is positioned on the signals layer 421 of the 3rd conductive layer 42, the trace arrangements of the earth terminal of said second terminal group 35 is positioned on the ground plane 422 of second conductive layer 42.Said a plurality of earth terminal is connected at said multi-layer soft circuit board 4 on the end of said circuit board 6 and is positioned at same row.
Please with reference to Fig. 1,5A, 5B and 6, fixing said back plug 5 is on said insulating body 2, and said holding part 53 is in the rear of said insulating body 2 gets into said groove 24; Between said back plug 5 and said insulating body 2, form a spatial accommodation; Said multi-layer soft circuit board 4 is positioned at said spatial accommodation, and plug 5 is crooked towards the direction away from said insulating body 2 along said back, and this moment, said arc surface 55 was fitted with said multi-layer soft circuit board 4 fully; Said trip 54 catches on said multi-layer soft circuit board 4; Prevent that it from deforming, can certainly directly said multi-layer soft circuit board 4 be bonded to said back plug 5, so just need on said back plug 5, said trip 54 be set with viscose glue 7; Said back plug 5 has flat bottom surface; So form contact-making surface 511 between the bottom surface of said back plug 5 and the said multi-layer soft circuit board 4, when said back plug 5 has circular-arc bottom surface, form a contact point (not shown) between the bottom surface of said back plug 5 and the said multi-layer soft circuit board 4.At last, form said contact plane 9 between said multi-layer soft circuit board 4 and the said circuit board 6, the other end of said multi-layer soft circuit board 4 is soldered to said circuit board 6.
Please with reference to Fig. 7, in another embodiment, said accommodation hole 43 is not set on the said multi-layer soft circuit board 4, said a plurality of weld parts 33 are the SMT type with the welding manner of said multi-layer soft circuit board 4.
Please with reference to Fig. 8; In another embodiment of the utility model; A plurality of said weld parts 33 are arranged in four rows, and wherein, the said weld part 33 of a plurality of said signal terminals in the said the first terminal group 34 is positioned at same row; The said weld part 33 of a plurality of said earth terminals is positioned at same row, and the arrangement mode of a plurality of said weld parts 33 is identical with the arrangement mode of a plurality of said weld part 33 of said the first terminal group 34 in said second terminal group 35.Said back plug 5 has said inclined-plane 56, and said inclined-plane 56 do not contact with said multi-layer soft circuit board 4, certainly, said inclined-plane 56 also can part and said multi-layer soft circuit board 4 fit.
In sum, the utility model arrangements of electric connection has following beneficial effect:
1, because of having formed said contact plane 9 between said multi-layer soft circuit board 4 and the said circuit board 6; Make the said multi-layer soft circuit board 4 and the bonding area of said circuit board 6 become big; And owing to also being provided with said accommodation hole 43 on the end that is soldered to said circuit board 6 at said multi-layer soft circuit board 4; When being soldered to said circuit board 6; Said scolder 8 can make that said multi-layer soft circuit board 4 is more firm with the welding of said circuit board 6 through the upper surface of said accommodation hole 43 to said multi-layer soft circuit board 4.
2, said multi-layer soft circuit board 4 has a plurality of said conductive layers 42 and a plurality of said insulating barrier 41; Wherein said conductive layer 42 comprises a plurality of said signals layers 421 and a plurality of said ground planes 422 again; The circuit that is positioned at different rows' signal terminal transmission signals is distributed on the various signals layer 421; And a plurality of said signals layers 421 are to form on a plurality of said ground planes 422 with etched mode; So all separated between the signal terminal of same said signals layer 421 by said earth terminal; And said insulating barrier 41 separates adjacent said conductive layer 42, just can the said signal terminal on the adjacent said signals layer 421 be separated the interference when this structure has not only reduced transmission signals between the adjacent layer signal terminal; And because a plurality of said signal terminals all are wrapped between a plurality of said earth terminals and a plurality of said insulating barrier 41 better effects if of shielding.
3, form a spatial accommodation between said back plug 5 and the said insulating body 2; Said multi-layer soft circuit board 4 is positioned at said spatial accommodation; And along plug 5 bendings of said back; Utilize said trip 54 to catch on said multi-layer soft circuit board 4 again, or utilize said viscose glue 7 fixing said multi-layer soft circuit boards 4, make it strain can not take place.
The above; It only is the preferred embodiment of the utility model; Be not in order to limit the present invention; Any in not breaking away from the utility model technical scheme scope, utilize the technical spirit of above-mentioned announcement that above embodiment is done any simple modification, equivalent variations and modification, all should belong to the claim that the utility model is contained.
Claims (14)
1. an electric connector in order to be electrically connected to a circuit board, is characterized in that, comprising:
One insulating body;
A plurality of terminals are contained in said insulating body;
One back plug, said back plug is fixedly connected with said insulating body, and forms a spatial accommodation between said back plug and the said insulating body;
One multi-layer soft circuit board, one end gets into said spatial accommodation and connects a plurality of said terminals, and the said multi-layer soft circuit board of said back plug compacting makes to form a contact plane between the said multi-layer soft circuit board other end and the said circuit board.
2. the described electric connector of claim 1 is characterized in that: plug is crooked to the direction away from said insulating body from said back for said multi-layer flexible circuit board.
3. electric connector as claimed in claim 1 is characterized in that: said back plug has a flat bottom surface, forms a contact-making surface between said flat bottom surface and the said multi-layer soft circuit board.
4. electric connector as claimed in claim 1 is characterized in that: said back plug has a circular-arc bottom surface, forms a contact point between said circular-arc bottom surface and the said multi-layer soft circuit board.
5. electric connector as claimed in claim 1 is characterized in that: said back plug has an arc surface, and said arc surface and said multi-layer soft circuit board part are at least fitted.
6. electric connector as claimed in claim 1 is characterized in that: said back plug has an inclined-plane.
7. electric connector as claimed in claim 1; It is characterized in that: a plurality of said terminals comprise a plurality of signal terminals and a plurality of earth terminal; Said multi-layer soft circuit board has a plurality of insulating barriers and a plurality of conductive layer, and a plurality of said insulating barriers and a plurality of said conductive layer are intervally arranged, and a plurality of said conductive layers are divided into a plurality of ground planes and a plurality of signals layer; A plurality of said signal terminals are electrically connected on a plurality of said signals layers, and a plurality of said earth terminals are electrically connected on a plurality of said ground planes.
8. electric connector as claimed in claim 7 is characterized in that: a plurality of said signals layers are that etching forms on a plurality of said ground planes.
9. electric connector as claimed in claim 7 is characterized in that: a plurality of said signal terminal that is positioned at same row is connected to same said signals layer, and a plurality of said earth terminal that is positioned at same row is positioned on the same said ground plane.
10. electric connector as claimed in claim 7 is characterized in that: a plurality of said earth terminals all are positioned at same row at the end that said multi-layer flexible circuit board is connected to said circuit board.
11. electric connector as claimed in claim 1 is characterized in that: be provided with a trip after said beyond the Great Wall, block said multi-layer flexible circuit board.
12. electric connector as claimed in claim 1 is characterized in that: fix with viscose glue between said back plug and the said flexible PCB.
13. electric connector as claimed in claim 1 is characterized in that: the welding manner of a plurality of said terminals and said multi-layer flexible circuit board is the DIP type.
14. electric connector as claimed in claim 1 is characterized in that: the welding manner of a plurality of said terminals and said multi-layer flexible circuit board is the SMT type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200425544U CN202564681U (en) | 2012-02-10 | 2012-02-10 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200425544U CN202564681U (en) | 2012-02-10 | 2012-02-10 | Electrical connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202564681U true CN202564681U (en) | 2012-11-28 |
Family
ID=47214300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200425544U Expired - Lifetime CN202564681U (en) | 2012-02-10 | 2012-02-10 | Electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202564681U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103545697A (en) * | 2013-09-29 | 2014-01-29 | 东莞市广业电子有限公司 | Terminal manufacturing method and fixing method |
| CN103904832A (en) * | 2012-12-26 | 2014-07-02 | 日本电产科宝株式会社 | Compact motor, communication device and game device |
| CN104752845A (en) * | 2013-12-26 | 2015-07-01 | 瑞统科技股份有限公司 | Electric connector |
| CN109411934A (en) * | 2017-08-16 | 2019-03-01 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN112071199A (en) * | 2020-09-10 | 2020-12-11 | 武汉华星光电半导体显示技术有限公司 | Display device and electronic apparatus |
-
2012
- 2012-02-10 CN CN2012200425544U patent/CN202564681U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103904832A (en) * | 2012-12-26 | 2014-07-02 | 日本电产科宝株式会社 | Compact motor, communication device and game device |
| CN103904832B (en) * | 2012-12-26 | 2018-06-15 | 日本电产科宝株式会社 | Miniature motor, mobile communication equipment and game station |
| CN103545697A (en) * | 2013-09-29 | 2014-01-29 | 东莞市广业电子有限公司 | Terminal manufacturing method and fixing method |
| CN103545697B (en) * | 2013-09-29 | 2016-05-04 | 东莞市广业电子有限公司 | A kind of preparation method of terminal and fixing means thereof |
| CN104752845A (en) * | 2013-12-26 | 2015-07-01 | 瑞统科技股份有限公司 | Electric connector |
| CN109411934A (en) * | 2017-08-16 | 2019-03-01 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN109411934B (en) * | 2017-08-16 | 2021-11-19 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN112071199A (en) * | 2020-09-10 | 2020-12-11 | 武汉华星光电半导体显示技术有限公司 | Display device and electronic apparatus |
| CN112071199B (en) * | 2020-09-10 | 2022-06-07 | 武汉华星光电半导体显示技术有限公司 | Display device and electronic apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121128 |
|
| CX01 | Expiry of patent term |