CN2840366Y - Electric connector and terminal thereof - Google Patents
Electric connector and terminal thereof Download PDFInfo
- Publication number
- CN2840366Y CN2840366Y CNU2005201139075U CN200520113907U CN2840366Y CN 2840366 Y CN2840366 Y CN 2840366Y CN U2005201139075 U CNU2005201139075 U CN U2005201139075U CN 200520113907 U CN200520113907 U CN 200520113907U CN 2840366 Y CN2840366 Y CN 2840366Y
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- base portion
- electric connector
- insulating body
- type bend
- terminal
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Abstract
An electric connector and its terminal, wherein the electric connector is used for electric connection of circuit board and chip module, it includes insulated body, it has several containing grooves and several terminals to hold in the containing groove correspondingly, wherein each terminal includes basal portion, arm portion, contact portion and welding part. The base has a first surface and a second surface. The arm portion is bent upwards in a C shape from the top edge of the base portion to the outer portion of the first surface to form a first C-shaped bent portion, the free end of the first C-shaped bent portion spans the base portion and is bent upwards in a C shape from the top edge of the base portion to the outer portion of the second surface to form a second C-shaped bent portion, and the free end of the second C-shaped bent portion spans the base portion and forms a contact portion on the outer portion of the first surface. Therefore, the electrical connector with better elastic contact performance, easy assembly and small occupied space is provided.
Description
Technical field
The utility model relates to a kind of electric connector and terminal thereof, and wherein this electric connector is meant a kind of electric connector that is used to electrically connect circuit board and chip module especially.
Background technology
Along with the direction of computer toward miniaturization develops, electric connector also develops toward the direction of miniaturization thereupon, and general electric connector includes insulating body and terminal thereof.Reason owing to the compact in size of electric connector own, so taking up room of each terminal is also more and more littler, has preferable Elastic Contact performance in order to ensure terminal, so that carry out the excellent electrical property connection with corresponding chip module (as CPU), forefathers propose the long electric connector terminal of a kind of elastic arm, disclose as TaiWan, China patent application case number No. 091214022.
Seeing also Fig. 1, is existing electric connector terminal and cutaway view after chip module contacts.Existing socket connector, it comprises an insulating body 1a, it is provided with several storage tanks 11a; And several terminals 2a, its correspondence is placed among the storage tank 11a of insulating body 1a, and wherein each terminal 2a has long elastic arm 21a, and the end of this elastic arm 21a has a contact site 22a, and it is used for being electrically connected at chip module 3a.When each terminal 2a and chip module 3a electric connection, this elastic arm 21a can be because of the brachium of itself, so that each terminal 2a to be provided preferable Elastic Contact performance.Learn that by aforementioned the length of this elastic arm 21a not only can influence the elasticity of terminal 2a itself, and can influence the Elastic Contact performance between terminal 2a and the chip module 3a.
Yet, in order to increase the Elastic Contact between terminal 2a and the chip module 3a, certainly will need to increase the length of the elastic arm 21a of terminal 2a, but when elastic arm 21a extends, the increase that the required occupation space of terminal 2a is relative, and then socket connector just needs to become big thereupon.Therefore just can't make socket connector reach the purpose of miniaturization.
Summary of the invention
Main purpose of the present utility model is to provide a kind of electric connector terminal, and it has better elastic, makes it easy with the chip module crimping at the beginning, reach assembling and be easy to purpose, and the terminal occupation space is little, is enough to make the electric connector miniaturization.
Another purpose of the present utility model is to provide a kind of electric connector, and after its terminal and the chip module crimping, positive force increases, and then reduces the impedance between terminal and the chip module, to increase the conductivity between terminal and the chip module.
In order to realize above-mentioned purpose, the utility model provides a kind of electric connector, is used for electrically connecting circuit board and chip module, and it comprises: insulating body, and it is provided with several storage tanks; And several terminals, correspondence is placed in the storage tank of this insulating body, and wherein each terminal comprises: base portion has a first surface and a second surface; Arm, by the c-shaped bending that makes progress towards the outside of this first surface of the apical margin of this base portion, to form one the one C type bend, the free end of the one C type bend is crossed over this base portion and to the c-shaped bending that makes progress of the outside of this second surface, to form one the 2nd C type bend, the free end of the 2nd C type bend is crossed over the outside that this base portion extends to this first surface; Contact site is formed at the free end of the 2nd C type bend; And weld part, extend to form by the root edge of this base portion.When this electric connector terminal is electrically conducted mutually with chip module, the one C type bend of this arm and the 2nd C type bend can produce strain simultaneously, make this contact site moving straight up and down substantially, providing electric connector terminal preferable Elastic Contact performance, its advantage be take up room little, elasticity is good and assembling easily.
Description of drawings
Fig. 1 is existing electric connector terminal and cutaway view after chip module contacts.
Fig. 2 is the stereogram of electric connector terminal of the present utility model.
Fig. 3 is the stereogram that electric connector terminal of the present utility model is placed in insulating body.
Fig. 4 is the end view that electric connector terminal of the present utility model is placed in insulating body.
Fig. 5 is the vertical view that electric connector terminal of the present utility model is placed in insulating body.
Fig. 6 is the schematic diagram before electric connector terminal of the present utility model contacts with chip module.
Fig. 7 is an electric connector terminal of the present utility model and schematic diagram after chip module contacts.
Fig. 8 is the three-dimensional exploded view of electric connector of the present utility model.
Fig. 9 is the three-dimensional combination figure of electric connector of the present utility model.
Embodiment
Seeing also Fig. 2, is the stereogram of electric connector terminal of the present utility model.The utility model provides a kind of electric connector terminal 1, is used for electrically connecting circuit board and chip module, and it comprises a base portion 10, an arm 11, a contact site 113, a weld part 12, a holding parts 13 and an interference part 14.
This base portion 10 is the sheet of setting, and it has a first surface 101 and a second surface 102, wherein this arm 11 by the middle part of these base portion 10 apical margins be bent upwards extend formed.This arm 11 by the apical margin of this base portion 10 to the c-shaped bending that makes progress of the outside of this first surface 101, to form one the one C type bend 111.The free end of the one C type bend 111 is crossed over this base portion 10 and to the c-shaped bending that makes progress of this second surface 102, to form one the 2nd C type bend 112, the free end of the 2nd C type bend 112 is crossed over the outside that this base portion 10 extends to this first surface 101, and this contact site 113 is formed at the free end of the 2nd C type bend 112.This weld part 12 is extended to form downwards by the middle part of these base portion 10 root edges, and it is used for accepting the tin ball, so that be welded on the circuit board.This holding parts 13 is extended upward by two opposite ends of the apical margin of this base portion 10 and forms, and this holding parts 13 is positioned at the both sides of this arm 11.This interference part 14 is stretched out by the two opposite sides of this base portion 10 and forms, and is used for and on every side object interference engagement.
See also Fig. 3 to Fig. 5, be respectively stereogram, end view and vertical view that electric connector terminal of the present utility model is placed in insulating body.The utility model provides a kind of electric connector 2, is used for electrically connecting circuit board and chip module, and it comprises: an insulating body 21 and several terminals 1.
This insulating body 21 is provided with the storage tank 22 of several oblique settings, each storage tank 22 is provided with a stopper slot 221, this stopper slot 221 is installed wherein for the base portion 10 of terminal 1, this stopper slot 221 is an angle with the edge of insulating body 21, make the arm 11 and the edge of insulating body 21 be an angle and oblique extension, the end face of this insulating body 21 is provided with stopping surface 23.
These terminals 1 are corresponding respectively to be placed in the storage tank 22 of this insulating body 21, and the contact site 113 of these terminals 1 is formed on the free end of this arm 11, is used for being electrically connected at chip module.This weld part 12 is extended to form by the middle part of the root edge of this base portion 10, and it is used for accepting the tin ball, to be electrically connected on the circuit board.This holding parts 13 is positioned at the both sides apical margin of this base portion 10, in order to convenient each terminal 1 is assembled in the stopper slot 221 of this insulating body 21.This interference part 14 is stretched out by the two opposite sides of this base portion 10 and forms, and is used for and this insulating body 21 interference engagement.
See also Fig. 6, the schematic diagram before electric connector terminal of the present utility model contacts with chip module.Each terminal 1 is contained in the storage tank 22 of insulating body 21, and the contact site 113 of this arm 11 is corresponding to the pad 40 of chip module 4, and this weld part 12 is corresponding to the guide card 30 of circuit board 3, and mat tin ball 5 is electrically connected on the guide card 30 of circuit board 3.The arm 11 of terminal 1 has a C type bend 111 and the 2nd C type bend 112, provide terminal 1 better elastic, make it easy with chip module 4 crimping at the beginning, reach assembling and be easy to purpose, and terminal 1 is by the design of a C type bend 111 and the 2nd C type bend 112, make its contact site 113 moving straight up and down substantially, after chip module 4 crimping, arm 11 left and right displacement of terminal 1 are not far, therefore, terminal 1 required occupation space is little, is enough to make electric connector 2 miniaturizations.
See also Fig. 7, electric connector terminal of the present utility model and schematic diagram after chip module contacts.The Lower Half of the one C type bend 111 of this arm 11 can lean on the stopping surface 23 of insulating body 21, and the fulcrum when causing these arm 11 crimping is moved on to the bending place of a C type bend 111 by the arm 11 and the junction of base portion 10.At this moment, the downward positive force that arm 11 is born increases, and arm 11 also can give a suitable reaction force with contact chip module 4 simultaneously; By this, the contact impedance between the contact site 113 of arm 11 and the pad 40 of chip module 4 can reduce, to increase the conductivity between terminal 1 and the chip module 4.
See also Fig. 8 and Fig. 9, the three-dimensional exploded view of electric connector of the present utility model and constitutional diagram.Aforesaid electric connector 2, it further comprises a fastener 24, is used for chip module 4 is closely buckled on this insulating body 21, this fastener 24 comprises a underframe 241, a press box 242 and a depression bar 243.This press box 242 is a hollow framework, the side that is articulated in this underframe 241 that can raise and cover, and this depression bar 243 is hubbed at the opposite side of this underframe 241, wherein this insulating body 21 is set up on this underframe 241, and this insulating body 21 is arranged between this underframe 241 and this press box 242, and this chip module 4 is arranged on this insulating body 21.
In sum, when the utility model electric connector 2 electrically connects with chip module 4, preferable elasticity can be provided earlier, ease of assembly, and after crimping, provide bigger positive force again, to reduce contact impedance between the two, and then increase conductivity, be a rare novel practical novel product in fact.
Claims (13)
1, a kind of electric connector terminal is used for electrically connecting circuit board and chip module, it is characterized in that it comprises:
Base portion has a first surface and a second surface;
Arm, by the c-shaped bending that makes progress towards the outside of this first surface of the apical margin of this base portion, to form one the one C type bend, the free end of the one C type bend is crossed over this base portion and to the c-shaped bending that makes progress of the outside of this second surface, to form one the 2nd C type bend, the free end of the 2nd C type bend is crossed over the outside that this base portion extends to this first surface;
Contact site is formed at the free end of the 2nd C type bend; And
Weld part is extended to form by the root edge of this base portion.
2, electric connector terminal according to claim 1 is characterized in that: it further comprises holding parts, and this holding parts is extended to form by the both sides apical margin of this base portion.
3, electric connector terminal according to claim 1 is characterized in that: this arm is extended to form by the middle part of this base portion apical margin.
4, electric connector terminal according to claim 1 is characterized in that: this weld part is extended to form by the middle part of this base portion root edge.
5, electric connector terminal according to claim 1 is characterized in that: it further comprises the interference part, and this interference part is stretched out by the two opposite sides of this base portion and forms.
6, a kind of electric connector is used for electrically connecting circuit board and chip module, it is characterized in that it comprises:
Insulating body, it is provided with several storage tanks; And
Several terminals, correspondence are placed in the storage tank of this insulating body, and wherein each terminal comprises: base portion has a first surface and a second surface; Arm, by the c-shaped bending that makes progress towards the outside of this first surface of the apical margin of this base portion, to form one the one C type bend, the free end of the one C type bend is crossed over this base portion and to the c-shaped bending that makes progress of the outside of this second surface, to form one the 2nd C type bend, the free end of the 2nd C type bend is crossed over the outside that this base portion extends to this first surface; Contact site is formed at the free end of the 2nd C type bend; And weld part, extend to form by the root edge of this base portion.
7, electric connector according to claim 6 is characterized in that: the end face of this insulating body is provided with stopping surface, and this stopping surface is corresponding to a C type bend.
8, electric connector according to claim 6 is characterized in that: it further comprises holding parts, and this holding parts is extended to form by the both sides apical margin of this base portion, is used for conveniently each terminal group being loaded in the storage tank of this insulating body.
9, electric connector according to claim 6 is characterized in that: this arm is extended by the middle part of this base portion apical margin.
10, electric connector according to claim 6 is characterized in that: this weld part is extended by the middle part of this base portion root edge.
11, electric connector according to claim 6 is characterized in that: it further comprises the interference part, and this interference part is stretched out by the two opposite sides of this base portion and forms, and is used for and this insulating body interference engagement.
12, electric connector according to claim 6 is characterized in that: it further comprises a fastener, and it is used for chip module is closely buckled on this insulating body, and this fastener comprises a underframe; And a press box, it is the hollow framework, the side that is articulated in this underframe that can raise and cover; Wherein this insulating body is set up on this underframe, and this insulating body is arranged between this underframe and this press box, and this chip module is arranged on this insulating body.
13, electric connector according to claim 12 is characterized in that: this fastener further comprises a depression bar, and it is hubbed at the opposite side of this underframe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201139075U CN2840366Y (en) | 2005-07-15 | 2005-07-15 | Electric connector and terminal thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201139075U CN2840366Y (en) | 2005-07-15 | 2005-07-15 | Electric connector and terminal thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2840366Y true CN2840366Y (en) | 2006-11-22 |
Family
ID=37428343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005201139075U Expired - Fee Related CN2840366Y (en) | 2005-07-15 | 2005-07-15 | Electric connector and terminal thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2840366Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514639A (en) * | 2016-02-03 | 2016-04-20 | 昆山嘉华电子有限公司 | Card connector and conductive terminals thereof |
| CN107799934A (en) * | 2017-01-12 | 2018-03-13 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN109244703A (en) * | 2018-09-11 | 2019-01-18 | 番禺得意精密电子工业有限公司 | Fastening assembly |
| CN109361091A (en) * | 2018-02-06 | 2019-02-19 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN110943317A (en) * | 2019-12-19 | 2020-03-31 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
-
2005
- 2005-07-15 CN CNU2005201139075U patent/CN2840366Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514639A (en) * | 2016-02-03 | 2016-04-20 | 昆山嘉华电子有限公司 | Card connector and conductive terminals thereof |
| CN105514639B (en) * | 2016-02-03 | 2018-10-09 | 昆山嘉华电子有限公司 | Card connector and its conducting terminal |
| CN107799934A (en) * | 2017-01-12 | 2018-03-13 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN109361091A (en) * | 2018-02-06 | 2019-02-19 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN109361091B (en) * | 2018-02-06 | 2020-08-28 | 番禺得意精密电子工业有限公司 | Electrical connector |
| CN109244703A (en) * | 2018-09-11 | 2019-01-18 | 番禺得意精密电子工业有限公司 | Fastening assembly |
| CN109244703B (en) * | 2018-09-11 | 2020-12-22 | 番禺得意精密电子工业有限公司 | Holding assembly |
| CN110943317A (en) * | 2019-12-19 | 2020-03-31 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
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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: 20061122 Termination date: 20140715 |
|
| EXPY | Termination of patent right or utility model |