CN106785563A - chip electric connector terminal - Google Patents
chip electric connector terminal Download PDFInfo
- Publication number
- CN106785563A CN106785563A CN201611202871.7A CN201611202871A CN106785563A CN 106785563 A CN106785563 A CN 106785563A CN 201611202871 A CN201611202871 A CN 201611202871A CN 106785563 A CN106785563 A CN 106785563A
- Authority
- CN
- China
- Prior art keywords
- terminal
- electric connector
- guide portion
- chip
- contact
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/10—Sockets for co-operation with pins or blades
- H01R13/11—Resilient sockets
- H01R13/111—Resilient sockets co-operating with pins having a circular transverse section
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
- H01R12/57—Fixed connections for rigid printed circuits or like structures characterised by the terminals surface mounting terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/42—Securing in a demountable manner
- H01R13/428—Securing in a demountable manner by resilient locking means on the contact members; by locking means on resilient contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
- H01R12/716—Coupling device provided on the PCB
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/06—Connectors or connections adapted for particular applications for computer periphery
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
A kind of public chip electric connector terminal of the present invention, chip module to circuit board can be electrically connected with, it includes main body, the weld part that a pair of terminal contact arm and autonomous agent lower end that autonomous agent side is extended are extended in the same direction with termination contact arm, the upper end of each termination contact arm is respectively equipped with guide portion and the contact site being connected with guide portion, the opening for being available for chip module stitch to insert is formed between the guide portion and between contact site, contact site on a wherein terminal contact arm is inclined towards the contact site on another terminal contact arm with the junction of guide portion from it and extended, the weld part is horizontal, and the weld part is used to be soldered to circuit board, the main body extends in vertical direction, the main body is provided with some protuberances, it is fixed in the electric connector that it is applied with by chip electric connector terminal.The setting of protuberance is convenient to be fixed in the electric connector that it is applied cpu connector terminal.
Description
Technical field
The present invention relates to a kind of chip electric connector terminal, espespecially a kind of chip for being electrically connected with chip module to circuit board
Electric connector terminal.
Background technology
ZIF (Zero Insertion Force) electric connector is widely used in computer system, by chip dies
Group is electrically connected to circuit board.Prior art discloses various ZIF electrical connectors, such as U.S. Patent Bulletin 6623298,
6508658th, 6471536 and Chinese patent bulletin CN2520033, CN2520588, CN2520013 etc..ZIF electrical connector one
As include lid and be contained between matrix and lid to drive lid a from open position that matrix, movable group be connected on matrix
The drive device slided to a closing position is put, some terminals for containing chip electric connector terminal is wherein provided with matrix and is received
Tank, the position of correspondence matrix upper terminal accepting groove offers some through holes on lid.ZIF electrical connector is being electrically connected with chip
During module to circuit board, chip module is placed in lid top, and the stitch of chip module passes through the through hole on lid and extend into end
Among sub- accepting groove；When lid is in the open position, the stitch of chip module is not in electrical contact with chip electric connector terminal,
When lid under the drive of drive device when open position is moved to closing position, the stitch of chip module is also to a direction
It is mobile, and finally reach with chip electric connector terminal good in electrical contact, so as to be built between electric connector and chip module
Erect electric connection.Prior art equally discloses various chip electric connector terminals for being applied to ZIF electrical connector, such as China
Patent announcement CN2537140, CN2537141, CN2519451, CN2523053, CN2458763 etc., such chip electric connector
Terminal is typically provided with guide portion and final contact site, and wherein guide portion can be such that the stitch of chip module is inserted in the way of zero insertion force
Enter among terminal containing slot, final contact site is then in electrical contact with stitch after the stitch movement of chip module.
Fig. 1 to Fig. 4 discloses a kind of chip electric connector terminal 1 for ZIF electrical connector related to the present invention, its
Including matrix 10, a pair of terminal arm 12 being symmetrically extended from the side of matrix 10, and from the lower end of matrix 10 and terminal arm 12
The weld part 14 for extending in the same direction.Terminal arm 12 includes the cantilever 120 being connected with matrix 10, and the upper end of cantilever 120 is formed with contact
Portion 122 a, guide portion 124 extends from the end of contact site 122 towards matrix 12, and two guide portions 124 are gradually distance from so that core
The stitch 8 of piece module can be inserted in the way of ZIF, and the upper end of terminal arm 12 is formed with and is available for chip module (not shown) stitch 8
The opening of insertion, wherein two contact sites 122 are linearly set and parallel to each other.
Chip module to electricity is electrically connected with when the ZIF electrical connector using said chip electric connector terminal 1 is (not shown)
During road plate (not shown), the stitch 8 of chip module in initial position, between two guide portions 124, when the lid of electric connector
When open position is moved to closing position, the stitch 8 of chip module will be driven and along the direction away from matrix 10 (as schemed body
Direction shown in arrow Fa in 3) motion, finally, the stitch 8 of chip module will be pushed between two contact sites 122, two contact sites
122 are squeezed produces transverse direction deformation (direction as shown in arrow N in Fig. 3) to provide the strength being in close contact with stitch 8.
However, at least there is following defect in said chip electric connector terminal 1：As shown in Figures 3 and 4, in chip module
Stitch 8 move during, guide portion 124 and contact site 122 will produce an a reaction force Fn and frictional force μ to stitch 8
Fn, correspondingly single stitch 8 move to power Fa=2Fn × (sin θ+μ cos θ) that final contact position needs, wherein θ is stitch
Angle between 8 contact point tangential directions and the moving direction of stitch 8, μ is then between stitch 8 and chip electric connector terminal 1
Coefficient of friction, because the final contact position of chip electric connector terminal 1 and stitch 8 is the linear formula of contact site 122 so that core
During the stitch 8 of piece module is moved from initial position to final contact position, particularly stitch 8 starts and contact site 122
During contact reaches final position to stitch 8, contact site 122 gradually produces transversely deforming and rotates action, but rotation
Rotation makees limited, and result is that θ is kept essentially constant, and correspondingly push-on force Fa keeps constant.Electric connector generally has many cores
Piece electric connector terminal, it is assumed that sum is N, then drive mechanism at least needs the push-on force for providing for NFa, and push-on force NFa
Need to keep constant in the moving process of chip module stitch 8.With in electric connector, total number of terminals N more and more develops
Gesture, the push-on force that the push-on force NFa of ZIF electrical connector needs offer is also increasing but excessive will influence setting for drive device
The deformation of plastic body is counted and causes, and larger constant push-on force increased the risk of plastic matrix deformation.
In view of above-mentioned condition, it is necessory to provide a kind of improved chip electric connector terminal, to overcome said chip electricity
The defect that bonder terminal is present.
The content of the invention
The technical problems to be solved by the invention are：A kind of chip electric connector terminal is provided, it can reduce chip dies
Group stitch reaches final required push-on force in electrical contact with it.
In order to solve the above technical problems, the technical scheme is that：
A kind of chip electric connector terminal, can be electrically connected with chip module to circuit board, and it includes main body, autonomous agent side
The weld part that a pair of terminal contact arm for extending and autonomous agent lower end extend in the same direction with termination contact arm, each terminal connects
The upper end of contact arm is respectively equipped with guide portion and the contact site being connected with guide portion, is formed between the guide portion and between contact site
There is the opening for being available for chip module stitch to insert, wherein contact site on a terminal contact arm is from its junction court with guide portion
Inclined to the contact site on another terminal contact arm and extended, the weld part is horizontal, and the weld part is used to be soldered to
Circuit board, the main body extends in vertical direction, and the main body is provided with some protuberances, chip electric connector terminal is consolidated
It is scheduled in the electric connector that it is applied.
Compared with prior art, the present invention has the beneficial effect that：The contact site of chip electric connector terminal is from itself and guiding
The junction in portion inclines towards the contact site on another terminal contact arm and extends, therefore, it is pushed into the stitch of chip module
During its final contact position contacted with contact site, contact site is squeezed in addition to producing transversely deforming, also has
Obvious spinning movement, tapers into the angle between stitch moving direction and stitch contact point tangential direction, correspondingly drops
Low push-on force.Weld part is used to easily be soldered to circuit board.The setting of protuberance is convenient to be fixed on cpu connector terminal
In its electric connector applied.
Further improvement of the invention is as follows：
Further, the termination contact arm includes the great cantilever being connected with chip electric connector terminal main body, Yi Jilian
Connect the small cantilever of great cantilever and guide portion.
Further, the one end of the small cantilever from great cantilever away from main body upwardly extends.
Further, the guide portion and contact site of the two-terminal contact arm from childhood cantilever rise towards main body extend and gradually
Mutually draw close.
Further, the pair of termination contact arm is symmetrical arranged.
Further, wherein the contact site on a terminal contact arm connects with the junction of guide portion from it towards another terminal
Contact site on contact arm is inclined and extended, and junction of the contact site on another terminal contact arm from it with guide portion is perpendicular to main body
Extend.
Further, the contact site is not connected directly with small cantilever in itself, and it passes through guide portion and is connected with small cantilever.
Brief description of the drawings
Fig. 1 is the stereogram of chip electric connector terminal related to the present invention.
Fig. 2 is the top view of chip electric connector terminal related to the present invention.
Fig. 3 is schematic diagram when chip electric connector terminal shown in Fig. 2 is contacted with chip module stitch, wherein chip module
Stitch be not yet pushed to final contact position.
Fig. 4 is schematic diagram when chip electric connector terminal shown in Fig. 2 is contacted with chip module stitch, wherein chip module
Stitch be pushed to final contact position.
Fig. 5 is the stereogram of chip electric connector terminal of the present invention.
Fig. 6 is the top view of chip electric connector terminal of the present invention.
Fig. 7 is schematic diagram when chip electric connector terminal shown in Fig. 6 is contacted with chip module stitch, wherein chip module
Stitch be not yet pushed to final contact position.
Fig. 8 is schematic diagram when chip electric connector terminal shown in Fig. 6 is contacted with chip module stitch, wherein chip module
Stitch be pushed to final contact position.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 5 to Fig. 8 is refer to, chip electric connector terminal 2 of the invention can be electrically connected with chip module (not shown) extremely
Circuit board (not shown), it includes a pair of terminal contact arm 22 that main body 20, the side of autonomous agent 20 are extended, and autonomous agent
The weld part 24 that 20 lower ends extend in the same direction with termination contact arm 22.
Main body 20 extends in vertical direction, which is provided with some protuberances 200, and chip electric connector terminal 20 is fixed
In its electric connector applied (not shown).
The side of 22 autonomous agent of a pair of terminal contact arm 20 extends in the same direction, and the upper end of each contact arm is respectively equipped with guide portion
220 and the contact site 222 that is connected with guide portion 220, it is formed between the guide portion 220 and between contact site 222 and is available for core
The opening of the insertion of piece module stitch 9.Each termination contact arm 22 includes the great cantilever 224 being connected with main body 20, and connection is greatly
The small cantilever 226 of cantilever 224 and guide portion 220.As shown in Figures 5 and 6, small cantilever 226 from great cantilever 224 away from main body 20
Upwardly extended at the top of one end, wherein contact site 222 on a terminal contact arm 22 is from its junction direction with guide portion 220
Contact site on another terminal contact arm 22 is inclined and extended.
Herein, it is noted that Fig. 5 and Fig. 6 only show a kind of structure of contact site 222 and guide portion 220：Two-terminal connects
226, cantilever extends and gradually mutually draws close the guide portion 220 and contact site 222 of contact arm 22 towards main body 20 from childhood, and now one
Can be completely the same to the structure of terminal contact arm 22, it is symmetrical set；And the guide portion 220 of chip electric connector terminal 2 of the present invention
And contact site 222 can also have another to design, i.e.,：Contact site 222 on a wherein terminal contact arm 22 is from itself and guiding
The junction in portion 220 inclines towards the contact site 222 on another terminal contact arm 22 and extends, and on another terminal contact arm 22
Contact site 222 extends with the junction of guide portion 220 from it perpendicular to main body 20, now, due to the office of two-terminal contact arm 22
Portion's structure is variant so that asymmetrical relative to one another.Above two is designed, and contact site 222 itself is not connected directly with small cantilever 226,
It passes through guide portion 220 and is connected with small cantilever 226, i.e., contact site 222 is set in cantilever；But contact site 222 can also directly with
Small cantilever 226 is connected, will design philosophy of the invention：Contact site 222 on a wherein terminal contact arm 22 is from itself and guiding
The junction in portion 220 inclines towards the contact site on another terminal contact arm 22 and extends, and is applied directly to foregoing with the present invention
On related chip electric connector terminal 1, then contact site 222 is non-cantilever setting.
Below, will describe how chip electric connector terminal 2 of the present invention drops in use in detail with reference to accompanying drawing 7-8
The low push-on force of chip module stitch 9.
As shown in Figures 7 and 8, the stitch 9 of chip module is inserted into chip electric connector in the way of zero insertion force first
Between two guide portions 220 of terminal 2, then, stitch 9 will be under the drive of the drive device of electric connector (not shown) towards it
Move final position.When stitch 9 starts to be contacted with two contact sites 222, two contact sites 222 are squeezed generation transversely deforming
(as shown in arrow M in Fig. 7), and the moving direction of stitch 9 is as shown in arrow Fa in Fig. 7, stitch 9 and chip electric connector terminal
A contact point is had between 2, there is an angle theta between the tangential direction and the moving direction Fa of stitch 9 of such contact point.In stitch
During 9 are pushed to final position, each termination contact arm 22 can produce a reaction due to deformation in contact point pair stitch
Power Fn and frictional force μ a Fn, μ are coefficient of friction, can calculate single stitch 9 and move to the push-in that final contact position needs
Power Fa=2Fn × (s in θ+μ cos θ), it is assumed that the sum of terminal 2 is N, then the drive device of electric connector needs the total of offer
Push-on force be NFa.
Due to the above-mentioned design of chip electric connector terminal 2 of the present invention, wherein the contact site 222 on a terminal contact arm 22
Inclined towards the contact site 222 on another terminal contact arm 22 with the junction of guide portion 220 from it and extended, therefore, in chip
During module stitch 9 is pushed to final position, while at least a contact site 222 produces transversely deforming, also occur bright
Aobvious spinning movement so that the angle theta between the tangential direction and the moving direction Fa of stitch 9 of contact point will be tapered into, such as Fig. 8
Shown final position, two contact site 222 is substantially parallel after deforming, and the value of angle theta is equal to 0.Obviously, according to formula F a=
2Fn × (sin θ+μ cos θ), because θ is tapered into, Fa is gradually reduced, and Nfa is gradually reduced, particularly a pair of terminal contact arm 22
When being symmetrical set, therefore, in the push-on process of stitch 9, it is not necessary to maintain push-on force higher.So, when in electric connector
The sum of chip electric connector terminal 2 when increasing, chip electric connector terminal 2 of the invention was pushed due to that can reduce stitch 9
The push-on force needed in journey, therefore the risk of plastic matrix infringement can be reduced, the design requirement to drive device correspondingly also drops
It is low.
The present invention is not limited to above-mentioned specific embodiment, one of ordinary skill in the art from above-mentioned design,
Without performing creative labour, done a variety of conversion are within the scope of the present invention.
Claims (7)
1. a kind of chip electric connector terminal, can be electrically connected with chip module to circuit board, and it includes that main body, autonomous agent side are prolonged
The weld part that a pair of terminal contact arm stretched and autonomous agent lower end extend in the same direction with termination contact arm, each termination contact
The upper end of arm is respectively equipped with guide portion and the contact site being connected with guide portion, is formed between the guide portion and between contact site
The opening for being available for chip module stitch to insert, it is characterised in that：Contact site on a wherein terminal contact arm is from itself and guide portion
Junction towards on another terminal contact arm contact site incline extend, the weld part is horizontal, and the weld part
For being soldered to circuit board, the main body extends in vertical direction, and the main body is provided with some protuberances, chip is electrically connected
Device terminal is connect to be fixed in the electric connector that it is applied.
2. chip electric connector terminal as claimed in claim 1, it is characterised in that：The termination contact arm includes and chip electricity
The connected great cantilever of bonder terminal main body, and the small cantilever for connecting great cantilever and guide portion.
3. chip electric connector terminal as claimed in claim 2, it is characterised in that：The small cantilever is from great cantilever away from main body
One end upwardly extend.
4. chip electric connector terminal as claimed in claim 3, it is characterised in that：The guide portion of the two-terminal contact arm and
Cantilever rises towards main body extension and gradually mutually draws close contact site from childhood.
5. chip electric connector terminal as claimed in claim 4, it is characterised in that：The pair of termination contact arm symmetrically sets
Put.
6. chip electric connector terminal as claimed in claim 1, it is characterised in that：Contact site on a wherein terminal contact arm
Inclined towards the contact site on another terminal contact arm with the junction of guide portion from it and extended, connecing on another terminal contact arm
Contact portion extends with the junction of guide portion from it perpendicular to main body.
7. the chip electric connector terminal as described in claim 4 or 6, it is characterised in that：The contact site in itself not directly with
Small cantilever is connected, and it passes through guide portion and is connected with small cantilever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611202871.7A CN106785563A (en) | 2016-12-23 | 2016-12-23 | chip electric connector terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611202871.7A CN106785563A (en) | 2016-12-23 | 2016-12-23 | chip electric connector terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106785563A true CN106785563A (en) | 2017-05-31 |
Family
ID=58899889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611202871.7A Withdrawn CN106785563A (en) | 2016-12-23 | 2016-12-23 | chip electric connector terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106785563A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2523053Y (en) * | 2001-12-24 | 2002-11-27 | 富士康(昆山)电脑接插件有限公司 | Socket connector terminal |
| JP2003203706A (en) * | 2001-12-07 | 2003-07-18 | Hon Hai Precision Industry Co Ltd | Electrical connector terminal |
| CN2710195Y (en) * | 2004-05-10 | 2005-07-13 | 美国莫列斯股份有限公司 | Socket connector terminal |
| CN2809936Y (en) * | 2005-06-28 | 2006-08-23 | 上海莫仕连接器有限公司 | Conductive terminal of socket connector |
| CN101740922A (en) * | 2008-11-26 | 2010-06-16 | 富士康(昆山)电脑接插件有限公司 | Conductive terminal |
-
2016
- 2016-12-23 CN CN201611202871.7A patent/CN106785563A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003203706A (en) * | 2001-12-07 | 2003-07-18 | Hon Hai Precision Industry Co Ltd | Electrical connector terminal |
| CN2523053Y (en) * | 2001-12-24 | 2002-11-27 | 富士康(昆山)电脑接插件有限公司 | Socket connector terminal |
| CN2710195Y (en) * | 2004-05-10 | 2005-07-13 | 美国莫列斯股份有限公司 | Socket connector terminal |
| CN2809936Y (en) * | 2005-06-28 | 2006-08-23 | 上海莫仕连接器有限公司 | Conductive terminal of socket connector |
| CN101740922A (en) * | 2008-11-26 | 2010-06-16 | 富士康(昆山)电脑接插件有限公司 | Conductive terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170531 |