CN101656384A - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN101656384A CN101656384A CN200810021198A CN200810021198A CN101656384A CN 101656384 A CN101656384 A CN 101656384A CN 200810021198 A CN200810021198 A CN 200810021198A CN 200810021198 A CN200810021198 A CN 200810021198A CN 101656384 A CN101656384 A CN 101656384A
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- CN
- China
- Prior art keywords
- electric connector
- contact site
- elastic arm
- contact
- hole
- 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.)
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Abstract
The invention discloses an electrical connector, which connects a chip module to a printed circuit board. The electrical connector comprises an insulator body provided with a terminal accommodating part, an operational cover body arranged on the insulator body and a conductive terminal integrally formed by a metal sheet. The operation cover body comprises a side wall provided with a through hole.The conductive terminal is accommodated in the terminal accommodating part and comprises a base, a lead wire extended downward from the base and first and second actuating parts configured on the opposite side of the lead wire. The first actuating part comprises a first elastic arm winding and extending from the base, an operating part and a contact arm part, wherein the operating part and the contact arm part are branched off from the first elastic arm; and a first contact part is formed on the tip of the contact arm part. The second actuating part comprises a second elastic arm, wherein a second contact part is formed at the end of the second elastic arm; and a protruding part protrudes from one side of the second contact part. The electrical connector also comprises an operating rod which runs through the through hole in the operational cover to be pressed against and connected with the protruding part in up and down two directions. The electrical connector solves the problems of unstable electrical contact and poor signal transmission performance which occur when the heights of pins of the chip module in the prior art are uneven.
Description
[technical field]
The present invention refers in particular to a kind of electric connector of planar grid array that the wafer module can be connected on the printed circuit board (PCB) relevant for a kind of electric connector.
[background technology]
Electric connector of planar grid array is widely used in computer realm because of electric property is stable, to electrically connect wafer module and printed circuit board (PCB), realize the transmission of data and signal between the two.
Previous electric connector of planar grid array related to the present invention comprises insulating body, be placed in plurality of conductive terminals in the insulating body, be installed on the insulating body to hold the wafer module and be packaged in the stacker on it and be installed on operation lid on the insulating body movably.Described conducting terminal is made of one piece by sheet metal, the lead-in wire that it comprises base portion, extended by the base portion downside, the fixed part that extends from the base portion side and first, second contact site that is configured in the lead-in wire opposite side.First contact site comprises first elastic arm that wriggles and extend from base portion, and it generally has the central part of U type, and the top has a bifurcated, forms first electric terminal and operating portion.Second contact site comprises second elastic arm, and there is an engaging piece position, intermediate portion, is used for making second contact site to locate with respect to insulating body.The end of second elastic arm forms second electric terminal.Make in its process of doing downwards on the lid in operation in the power that applies, first contact site moves laterally and second contact site is motionless, and first electric terminal is towards the outer side shifting of leaving second electric terminal; When the power that puts on the operation lid disappears, in the process that the operation lid moves upward, first contact site recovers original position under the elastic force effect of first elastic arm, first electric terminal electrically contacts with the pin of wafer module with the mode of second electric terminal with the sandwich clamping.But, when the pin height of wafer module is uneven, may cause a certain electric terminal of the conducting terminal of this kind electric connector of planar grid array not contact with the pin of wafer module, electrically connect instability thereby cause, signal transmission performance is not good enough.
Therefore, necessaryly provide a kind of new electric connector, to overcome existing defective in the prior art.
[summary of the invention]
The object of the present invention is to provide a kind of new electric connector, it can guarantee that conducting terminal electrically contacts well with the wafer module.
The objective of the invention is to be achieved through the following technical solutions: a kind of electric connector, to printed circuit board (PCB), it comprises that the insulating body that is provided with terminal accommodating portion, the operation lid that is installed on the insulating body reach by the integrated conducting terminal of sheet metal in order to the connecting wafer module.Described operation lid comprises the sidewall that is provided with through hole.Described conducting terminal is contained in terminal accommodating portion, and conducting terminal comprises base portion, the lead-in wire that is extended by the base portion downside, first, second portion of doing that is configured in the lead-in wire offside.First portion of doing comprises first elastic arm that wriggle to extend from base portion and the operating portion that forms from the first elastic arm bifurcated and contact arm, and the tip that contacts arm forms first contact site.Second portion of doing comprises second elastic arm, and the end of second elastic arm forms second contact site, and second contact site, one side has protruded out a convex extension part.This electric connector also comprise run through the through hole of operating lid and on above-below direction the action bars of butt convex extension part.
Compared with prior art, the present invention has following beneficial effect: in the process of operation lid with respect to the insulating body motion, first, second portion of doing compresses under the condition of convex extension part laterally at operation lid pushing and pressing operating portion and action bars respectively, motion downwards, after operation lid pushing and pressing operating portion and action bars compress the power disappearance of convex extension part, first, second portion of doing rebounds under the elastic force effect of first elastic arm and second elastic arm again to arrive the equilbrium position, when even the Pin locations height is uneven, first contact site, second contact site also can head on the pin that is in the high position respectively, the pin that is in lower position moves towards the equilbrium position, at last electrically be contacted with the equilbrium position with the mode of sandwich clamping and the pin of wafer module together, when thereby the pin height of having avoided wafer module in the prior art is uneven, electrically contact is unstable, the problem that signal transmission performance is not good enough.
[description of drawings]
Fig. 1 is the stereogram of electric connector of the present invention.
Fig. 2 is the exploded view of electric connector of the present invention.
Fig. 3 is the stereogram of the conducting terminal of electric connector of the present invention.
Fig. 4 is in the process that moves downward with respect to insulating body of the operation lid of electric connector of the present invention, leads
The open schematic diagram of first, second contact site of electric terminal.
Fig. 5 is a wafer dies when being assembled into electric connector of the present invention, and the pin of wafer module is by of conducting terminal
One, the schematic diagram of the second contact site clamping.
[embodiment]
Below, will introduce the embodiment of electric connector of the present invention in conjunction with Fig. 1 to Fig. 5.Electric connector of the present invention is connected on the printed circuit board (PCB) (not shown) in order to the wafer modules 3 that will comprise the relative pin 31 of two rows, and it comprises that insulating body 1, two rows arrange and are placed in conducting terminal 2 in the insulating body 1 (only showing a conducting terminal among the row wherein in the diagram) relatively, are installed on the insulating body 1 to hold thereon stacker 4 of wafer module 3 encapsulation, to be installed on operation lid 5 on the insulating body 1 and the action bars 6 that cooperates with conducting terminal 2 movably.
With reference to Fig. 2, the rectangular configuration that insulating body 1 is formed in one, it comprises flat body 11, and the middle part of body 11 is provided with a pair of button that runs through up and down and holds two opposite ends of hole 111 and body 11 and be provided with terminal accommodating portion 112, and the both sides of each terminal accommodating portion 112 are provided with holding hole 113.Stacker 4 bears against on the insulating body 1, and the vertical plane 42 that it comprises the continuing surface 41 that is positioned at stacker 4 middle parts and is positioned at stacker 4 two ends, vertical plane 42 enclose becomes the end of wafer dies group 3 accommodating area 43.Vertical plane 42 is provided with spacing hole 421.The middle part of continuing surface 41 has extended a make-up and has held post 411.Operation lid 5 generally is polygonal long frame shape member, and it comprises with so that the long sidewall 52 of opening 51 that wafer dies group 3 is passed through and a pair of length, correspondingly on the sidewall 52 is provided with the through hole 521 that lengthwise along the vertical direction extends.Sidewall 52 two ends are extended with four reference columns 53 straight down, and reference column 53 ends comprise a guide ramp 531.
See also Fig. 3, conducting terminal 2 is made of one piece by sheet metal, the lead-in wire 22 that comprises base portion 21, extended by base portion 21 downsides, the fixed part 23 that extends along base portion 21 sides and first, second portion of doing 24,25 that is configured in lead-in wire 22 offsides.First portion of doing 24 comprises from first elastic arm, 241, the first elastic arms, 241 tops that base portion 21 wriggles extension having a bifurcated, continues to extend upward to form operating portion 242 and contact arm 243.The tip of contact arm 243 forms first contact site 244 of hook-type.Second portion of doing 25 comprises that the end of second elastic arm, 251, the second elastic arms 251 that extend from base portion 21 forms second contact site 252 of sheet.Especially, second contact site, 252 1 sides have protruded out a convex extension part 253.Herein, first elastic arm 241 and second elastic arm 251 have elasticity, and strain can take place.
Before conducting terminal 2 is not installed on insulating body 1, separate a little between first contact site 244 and second contact site 252.When conducting terminal 2 was fit into the terminal accommodating portion 112 of insulating body 1 by the side, second portion of doing 25 was owing to be subjected to the pushing and pressing effect of insulating body 1, and second contact site 252 is ejection first contact site 244 to one equilbrium positions upwards.Action bars 6 pass successively stacker 4 spacing hole 421, the operation lid 5 through hole 521 and with stacker 4 and the operation lid 5 be connected as a single entity, then hold by reference column 53 and button that post 411 will operate lid 5 and stacker 4 is pre-installed on the insulating body 1, then the convex extension part 253 of lucky second portion of doing 25 with conducting terminal 2 of action bars 6 contacts.Make in its process of doing downwards on operation lid 5 in the power that further applies, the principle of doing that the operating portion 242 of first portion of doing 24 moves laterally is the industry prior art, repeats no more herein; Operation lid 5 move downward the motion that drives action bars 6, that is, action bars 6 compresses convex extension part 253 makes second contact site 252 depart from the equilbrium position and moves downward that first, second contact site 244,252 opens, and sees also Fig. 4.
In fact, it is essential that stacker 4 is not electric connector of the present invention institute, and in a certain embodiment of the present invention, wafer module 3 can directly bear against on the insulating body 1 by the opening 51 of operating lid 5.
Electric connector of the present invention, in the process of operation lid 5 with respect to insulating body 1 motion, first, second portion of doing 24,25 compress under the condition of convex extension part 243 laterally at operation lid 5 pushing and pressing operating portions 242 and action bars 6 respectively, motion downwards, after operation lid 5 pushing and pressing operating portions 242 and action bars 6 compress the power disappearance of convex extension part 243, first, second portion of doing 24,25 rebound under the elastic force effect of first elastic arm 241 and second elastic arm 251 to arrive the equilbrium position, when even pin 31 positions height is uneven, first contact site 244, second contact site 252 also can head on the pin 31 that is in the high position respectively, the pin 31 that is in lower position moves towards the equilbrium position, at last electrically be contacted with the equilbrium position with the mode of sandwich clamping and the pin 31 of wafer module 3 together, when thereby the pin height of having avoided wafer module in the prior art is uneven, electrically contact is unstable, the problem that signal transmission performance is not good enough.
Claims (10)
1. electric connector, in order to the connecting wafer module to printed circuit board (PCB), it comprises the insulating body that is provided with terminal accommodating portion, the operation lid that is installed on the insulating body reaches by the integrated conducting terminal of sheet metal, described conducting terminal is contained in terminal accommodating portion, conducting terminal comprises base portion, lead-in wire by the extension of base portion downside, be configured in first of lead-in wire offside, second portion of doing, first portion of doing comprise first elastic arm that wriggle to extend from base portion and the operating portion that forms from the first elastic arm bifurcated with contact arm, the tip of contact arm forms first contact site, second portion of doing comprises second elastic arm, the end of second elastic arm forms second contact site, it is characterized in that: described operation lid comprises the sidewall that is provided with through hole, second contact site, one side has protruded out a convex extension part, electric connector also comprise run through the through hole of operating lid and on above-below direction the action bars of butt convex extension part.
2. electric connector as claimed in claim 1 is characterized in that: described conducting terminal is packed into after the terminal accommodating portion, second contact site ejection first contact site to an equilbrium position that makes progress.
3. electric connector as claimed in claim 2 is characterized in that: described first contact site can be in operation lid outer side shifting towards away from equilibrium location when pressing down and push operating portion.
4. electric connector as claimed in claim 3 is characterized in that: thus described second contact site can move towards the below of away from equilibrium location to pressing down when drive driving action bars and moving downward in the operation lid.
5. electric connector as claimed in claim 4 is characterized in that: described wafer module comprises pin, and described operation lid is polygonal long frame shape member and comprises the opening that passes through in order to the wafer module.
6. electric connector as claimed in claim 5 is characterized in that: described first, second contact site can rebound towards the equilbrium position under the elastic force effect of first, second elastic arm, and finally the mode with the sandwich clamping contacts with the pin of wafer module.
7. electric connector as claimed in claim 1 is characterized in that: the both sides of described terminal accommodating portion are provided with holding hole, and the operation lid is provided with the reference column that connects with described holding hole.
8. electric connector as claimed in claim 1, it is characterized in that: it also comprises the stacker that is installed on the insulating body, described stacker comprises continuing surface that is positioned at the middle part and the vertical plane that is positioned at two ends, and described vertical plane encloses becomes the end of wafer dies group accommodating area.
9. electric connector as claimed in claim 8 is characterized in that: include the spacing hole corresponding with above-mentioned through hole on the described vertical plane and action bars is therefrom passed.
10. electric connector as claimed in claim 9 is characterized in that: described insulating body includes body, and body middle part is provided with a pair of button that runs through up and down and holds the hole, and the continuing surface of stacker extends to be held the hole with button and cooperate the button of fixing to hold post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810021198A CN101656384A (en) | 2008-08-19 | 2008-08-19 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810021198A CN101656384A (en) | 2008-08-19 | 2008-08-19 | Electrical connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101656384A true CN101656384A (en) | 2010-02-24 |
Family
ID=41710547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810021198A Pending CN101656384A (en) | 2008-08-19 | 2008-08-19 | Electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101656384A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103904447A (en) * | 2012-12-26 | 2014-07-02 | 上海莫仕连接器有限公司 | Electric connector and conducting strips thereof |
| CN107548480A (en) * | 2015-05-04 | 2018-01-05 | 莫列斯有限公司 | Using the computing device of bypass module |
| US11108176B2 (en) | 2016-01-11 | 2021-08-31 | Molex, Llc | Routing assembly and system using same |
| US11114807B2 (en) | 2015-01-11 | 2021-09-07 | Molex, Llc | Circuit board bypass assemblies and components therefor |
| US11151300B2 (en) | 2016-01-19 | 2021-10-19 | Molex, Llc | Integrated routing assembly and system using same |
-
2008
- 2008-08-19 CN CN200810021198A patent/CN101656384A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103904447A (en) * | 2012-12-26 | 2014-07-02 | 上海莫仕连接器有限公司 | Electric connector and conducting strips thereof |
| CN103904447B (en) * | 2012-12-26 | 2016-12-28 | 上海莫仕连接器有限公司 | Electric connector and conducting strip thereof |
| US11114807B2 (en) | 2015-01-11 | 2021-09-07 | Molex, Llc | Circuit board bypass assemblies and components therefor |
| US11621530B2 (en) | 2015-01-11 | 2023-04-04 | Molex, Llc | Circuit board bypass assemblies and components therefor |
| CN107548480A (en) * | 2015-05-04 | 2018-01-05 | 莫列斯有限公司 | Using the computing device of bypass module |
| US10739828B2 (en) | 2015-05-04 | 2020-08-11 | Molex, Llc | Computing device using bypass assembly |
| CN107548480B (en) * | 2015-05-04 | 2020-08-11 | 莫列斯有限公司 | Computing device employing bypass component |
| US11003225B2 (en) | 2015-05-04 | 2021-05-11 | Molex, Llc | Computing device using bypass assembly |
| US11108176B2 (en) | 2016-01-11 | 2021-08-31 | Molex, Llc | Routing assembly and system using same |
| US11688960B2 (en) | 2016-01-11 | 2023-06-27 | Molex, Llc | Routing assembly and system using same |
| US11151300B2 (en) | 2016-01-19 | 2021-10-19 | Molex, Llc | Integrated routing assembly and system using same |
| US11842138B2 (en) | 2016-01-19 | 2023-12-12 | Molex, Llc | Integrated routing assembly and system using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100224 |