CN206595494U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN206595494U CN206595494U CN201720231290.XU CN201720231290U CN206595494U CN 206595494 U CN206595494 U CN 206595494U CN 201720231290 U CN201720231290 U CN 201720231290U CN 206595494 U CN206595494 U CN 206595494U
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- CN
- China
- Prior art keywords
- difference signal
- electric connector
- terminal
- accepting hole
- ground
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Abstract
The utility model discloses a kind of electric connector, for being electrically connected with a chip module, including：One insulating body, for accepting the chip module；Two ground terminals and a pair of difference signal terminals between two ground terminals, it, which is arranged in a row, is contained in the insulating body, and abut the chip module upwards respectively, the overall width of the difference signal terminal is less than the overall width of ground terminal, reduces the crosstalk between phase adjacency pair difference signal terminal.
Description
Technical field
The utility model is related to a kind of electric connector, espespecially a kind of to be for electrically connecting to chip module putting down to circuit board
Face grid array electric connector.
Background technology
Electric connector of planar grid array is normally between chip module and circuit board, and realizes electricity by pressing mode
Bonder terminal and chip module are electrically conducted.With developing rapidly for computer technology, following core cpu number will at double
Increase, this requires lifting electric connector to transmit the ability of data, it is therefore necessary to increase considerably numbers of terminals.Such one
Come, if this electric connector with high-end subnumber wants compatible existing motherboard space arrangement design, must just increase terminal close
Degree, but this way for reducing distance between terminal can increase mutual crosstalk between terminal.
The United States Patent (USP) of Patent No. 7114959 discloses a kind of electric connector, for being electrically connected with chip module to electricity
Road plate, it includes the insulating body provided with accepting hole, the multiple ground terminals being contained in respectively in accepting hole and multipair difference letter
Number terminal.Although a pair of difference signal terminals are arranged between two ground terminals, certain shield effectiveness is can reach, phase is reduced
Crosstalk between adjacent two pairs of difference signal terminals, but be due to adjacent two pairs of difference signal terminals facing area it is larger, it is adjacent
Still there can be larger crosstalk between two pairs of difference signal terminals, being unsatisfactory for present telecommunication transmission has upper frequency
It is required that.
Therefore, it is necessary to a kind of novel electric connector be designed, to overcome above mentioned problem.
The content of the invention
For background technology problem encountered, the purpose of this utility model is to provide a kind of electricity of reduction terminal crosstalk
Connector.
To achieve the above object, the utility model uses following technological means：
A kind of electric connector, for being electrically connected with a chip module, including：One insulating body, for accepting the chip
Module；
Two ground terminals and a pair of difference signal terminals between two ground terminals, its be arranged in a row be contained in it is described
Insulating body, and abut the chip module upwards respectively, the overall width of the difference signal terminal is less than ground terminal
Overall width.
Further：The insulating body is provided with the signal accepting hole for housing the difference signal terminal and houses the ground connection
The ground connection accepting hole of terminal, the width of the ground connection accepting hole is more than the width of the signal accepting hole.
Further：Spacing between the adjacent signal accepting hole is equal to the adjacent signal accepting hole and received with the ground connection
Hold the spacing between hole.
Further：Spacing between the adjacent difference signal terminal connects more than the adjacent difference signal terminal with described
Spacing between ground terminal.
Further：The adjacent signal accepting hole that is smaller than between the adjacent signal accepting hole is received with the ground connection
Hold the spacing between hole.
Further：The distance between adjacent described difference signal terminal connects less than the adjacent difference signal terminal with described
Spacing between ground terminal.
Further：Each difference signal terminal is provided with a first connecting portion, prolongs obliquely from the first connecting portion
Stretch to form one first elastic arm, forming one first contact site from the first elastic arm top is used to abut the chip dies upwards
Block, extends to form one first and connect arm obliquely from the first connecting portion, and connecting arm end from described first forms one first
Junction is used to abut a circuit board downwards；Each ground terminal is provided with a second connecting portion, from the second connecting portion
Extension forms one second elastic arm obliquely, and forming one second contact site from the second elastic arm top is used to abut core upwards
Piece module, extends to form one second and connect arm obliquely from the second connecting portion, and connecting arm end from described second forms one
Second junction is used to abut circuit board downwards, and first contact site is arranged in a row with the second contact site, and described first connects
Portion is arranged in a row with the second junction.
Further：The pair of difference signal terminal structure of one of them spins upside down the structure of 180 degree with another
It is identical.
Further：Positioned at a pair of difference signal terminal both sides two ground terminal one of them structure and another
The structure for spinning upside down 180 degree is identical.
Further：The difference signal terminal is formed by sheet metal punching, and the ground terminal is punched by sheet metal
Bending is formed afterwards.
Compared with prior art, the utility model has the advantages that：By being provided with one between two ground terminals
To difference signal terminal, the overall width of the difference signal terminal is less than the overall width of ground terminal, reduces phase adjacency pair
Crosstalk between difference signal terminal.
【Brief description of the drawings】
Fig. 1 is the three-dimensional exploded view of the utility model electric connector embodiment one；
Fig. 2 is that the utility model electric connector embodiment one is located between chip module and circuit board and chip module is not pressed
Stereogram when lower；
Fig. 3 is the plan of the utility model electric connector embodiment one；
Fig. 4 is the section plan of the utility model electric connector embodiment one；
Fig. 5 is that the utility model electric connector embodiment one is located between chip module and circuit board and chip module is depressed
Section plan afterwards；
Fig. 6 is the plan of the utility model electric connector embodiment two.
The drawing reference numeral explanation of embodiment：
The insulating body 1 of 100 chip module of electric connector, 200 circuit board 300
The signal accepting hole 111 of accepting hole 11 is grounded the difference signal terminal 2 of accepting hole 112
The contact site 23 first of 20 first elastic arm of first connecting portion 21 first connects arm 22
The elastic arm 31 of first junction, 24 ground terminal, 3 second connecting portion 30 second
Second contact site 33 second connects the junction 34 of arm 32 second
【Embodiment】
For the ease of being better understood from the purpose of this utility model, structure, feature and effect etc., in conjunction with accompanying drawing and tool
The utility model is described in further detail for body embodiment.
As shown in Figures 1 to 5, it is the first embodiment of the utility model electric connector 100, for being electrically connected with a chip
Module 200, including：One insulating body 1, for accepting the chip module 200, the insulating body 1 is provided with multirow accepting hole
About 11 run through the insulating body 1；Corresponded to respectively in per a line accepting hole 11 and contain multiple ground terminals 3 and multipair difference
Signal terminal 2（Two ground terminals 3 are illustrate only per a line and a pair between two ground terminals 3 are poor in the present embodiment figure
Sub-signal terminal 2, it, which is in line, is contained in the insulating body 1）And abut the chip module 200 upwards respectively, it is described
The overall width A1 of difference signal terminal 2 is less than the overall width A2 of ground terminal 3, reduces phase adjacency pair difference signal terminal 2
Between crosstalk.
As shown in figure 3, the accepting hole 11 includes the signal accepting hole 111 for housing difference signal terminal 2 and housed to be grounded
The ground connection accepting hole 112 of terminal 3, the width B2 of the ground connection accepting hole 112 is more than the width B1 of the signal accepting hole 111,
Spacing C1 between the adjacent signal accepting hole 111 is equal to the adjacent signal accepting hole 111 and the ground connection accepting hole 112
Between spacing C2, the space D 1 between the adjacent difference signal terminal 2 be more than the adjacent difference signal terminal 2 with it is described
Space D 2 between ground terminal 3.
As shown in Figure 1 and Figure 4, each difference signal terminal 2 is provided with a first connecting portion 20, from the described first connection
Portion 20 extends one first elastic arm 21 of formation obliquely, and forming one first contact site 23 from the top of the first elastic arm 21 is used for
The chip module 200 is abutted upwards, is extended formation one first obliquely from the first connecting portion 20 and is connected arm 22, described in
First, which connects the end of arm 22, which forms one first junction 24, is used to abut a circuit board 300 downwards；Each ground terminal 3 is set
There is a second connecting portion 30, extend one second elastic arm 31 of formation obliquely from the second connecting portion 30, from second bullet
Property the top of arm 31 formed one second contact site 33 be used for upwards abut chip module 200, from the second connecting portion 30 obliquely
Extension forms one second and connects arm 32, and connecting the end of arm 32 from described second forms one second junction 34 for abutting electricity downwards
Road plate 300, first contact site 23 is arranged in a row with the second contact site 33, the junction 34 of the first junction 24 and second
It is arranged in a row.The difference signal terminal 2 is formed by sheet metal punching, and the ground terminal 3 is punched palintrope by sheet metal
Folding is formed.
As shown in figure 1, the pair of structure of one of them of difference signal terminal 2 spins upside down 180 degree with another
Structure is identical, above and below the structure of one of them of two ground terminal 3 of a pair of both sides of difference signal terminal 2 and another
The structure for overturning 180 degree is identical.
As shown in fig. 6, be the second embodiment of the utility model electric connector 100, its it is different from first embodiment it
Be in：Spacing C1 between the adjacent signal accepting hole 111 is less than the adjacent signal accepting hole 111 and received with the ground connection
The space D 1 held between the spacing C2 between hole 112, the adjacent difference signal terminal 2 is less than the adjacent difference signal terminal
Space D 2 between 2 and the ground terminal 3.
In summary, the utility model electric connector 100 has following beneficial effect：
（1）By being provided with a pair of difference signal terminals 2, the entirety of the difference signal terminal 2 between two ground terminals 3
Width is less than the overall width of ground terminal 3, reduces the crosstalk between phase adjacency pair difference signal terminal 2；
（2）The pair of structure of one of them of difference signal terminal 2 spins upside down the structure phase of 180 degree with another
Together, the overlapping area between difference signal terminal 2 is reduced, the interference between difference signal terminal 2 is reduce further.
Detailed description above is only the explanation of the preferred embodiment of the utility model, and non-therefore limitation is of the present utility model specially
Sharp scope, so, all equivalence techniques changes with carried out by this creation specification and diagramatic content are both contained in the utility model
The scope of the claims in.
Claims (10)
1. a kind of electric connector, for being electrically connected with a chip module, it is characterised in that including：
One insulating body, for accepting the chip module；
Two ground terminals and a pair of difference signal terminals between two ground terminals, it, which is arranged in a row, is contained in the insulation
Body, and abut the chip module upwards respectively, the overall width of the difference signal terminal is less than the entirety of ground terminal
Width.
2. electric connector as claimed in claim 1, it is characterised in that：The insulating body is provided with the collecting differential signal end
The signal accepting hole of son and the ground connection accepting hole for housing the ground terminal, the width of the ground connection accepting hole are more than the signal
The width of accepting hole.
3. electric connector as claimed in claim 2, it is characterised in that：Spacing between the adjacent signal accepting hole is equal to phase
Spacing between the adjacent signal accepting hole and the ground connection accepting hole.
4. electric connector as claimed in claim 3, it is characterised in that：Spacing between the adjacent difference signal terminal is more than
Spacing between the adjacent difference signal terminal and the ground terminal.
5. electric connector as claimed in claim 2, it is characterised in that：Phase is smaller than between the adjacent signal accepting hole
Spacing between the adjacent signal accepting hole and the ground connection accepting hole.
6. electric connector as claimed in claim 5, it is characterised in that：The distance between adjacent described difference signal terminal is less than
Spacing between the adjacent difference signal terminal and the ground terminal.
7. electric connector as claimed in claim 1, it is characterised in that：Each difference signal terminal is provided with one first connection
Portion, extends to form one first elastic arm obliquely from the first connecting portion, and one first is formed from the first elastic arm top
Contact site is used to abut the chip module upwards, extends to form one first and connect arm obliquely from the first connecting portion, from
Described first, which connects arm end, which forms one first junction, is used to abut a circuit board downwards；Each ground terminal is provided with one
Second connecting portion, extends to form one second elastic arm obliquely from the second connecting portion, from the second elastic arm top shape
It is used to abut chip module upwards into one second contact site, extends to form one second and connect obliquely from the second connecting portion
Arm, connecting arm end from described second and forming one second junction is used to abut circuit board downwards, first contact site and the
Two contact sites are arranged in a row, and first junction is arranged in a row with the second junction.
8. electric connector as claimed in claim 1, it is characterised in that：The pair of difference signal terminal structure of one of them
It is identical with the structure that another spins upside down 180 degree.
9. electric connector as claimed in claim 1, it is characterised in that：Described two positioned at a pair of difference signal terminal both sides connect
The terminal structure of one of them in ground is identical with the structure that another spins upside down 180 degree.
10. electric connector as claimed in claim 1, it is characterised in that：The difference signal terminal by sheet metal be punched and
Into, the ground terminal by sheet metal be punched after bend and form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720231290.XU CN206595494U (en) | 2017-03-10 | 2017-03-10 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720231290.XU CN206595494U (en) | 2017-03-10 | 2017-03-10 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206595494U true CN206595494U (en) | 2017-10-27 |
Family
ID=60123856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720231290.XU Active CN206595494U (en) | 2017-03-10 | 2017-03-10 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206595494U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10985482B2 (en) | 2019-03-22 | 2021-04-20 | Lotes Co., Ltd | Electrical connector having reduced crosstalk with improved signal transmission |
-
2017
- 2017-03-10 CN CN201720231290.XU patent/CN206595494U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10985482B2 (en) | 2019-03-22 | 2021-04-20 | Lotes Co., Ltd | Electrical connector having reduced crosstalk with improved signal transmission |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |