CN203747158U - Smt electric connector - Google Patents
Smt electric connector Download PDFInfo
- Publication number
- CN203747158U CN203747158U CN201420105413.1U CN201420105413U CN203747158U CN 203747158 U CN203747158 U CN 203747158U CN 201420105413 U CN201420105413 U CN 201420105413U CN 203747158 U CN203747158 U CN 203747158U
- Authority
- CN
- China
- Prior art keywords
- terminal
- terminal group
- row
- supportor
- row terminal
- 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.)
- Expired - Fee Related
Links
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
Disclosed is an SMT electric connector. The SMT electric connector comprises an insulation body, a first-row terminal group and a second-row terminal group. The first-row terminal group and the second-row terminal group each comprise a contact portion, terminal pins and a connection portion connected with the contact portion and the terminal pins. The contact portion of the first-row terminal group is disposed at one side of the insulation body; the contact portion of the second-row terminal group is disposed at the other side of the insulation body; all the terminal pins of the first-row terminal group are bent in the same direction; all the terminal pins of the second-row terminal group are also bent in the same direction; and the extension direction after the bending of the terminal pins of the first-row terminal group is opposite to the extension direction after the bending of the terminal pins of the second-row terminal group. By using the SMT electric connector, crosstalk between two differential pairs can be avoided, and higher-frequency signals can be transmitted; and the SMT electric connector also has the advantages of being quite stable in signal transmission and being free from distortion or signal neglect.
Description
Technical field
The utility model relates to a kind of electric connector, particularly a kind of SMT electric connector for high-speed differential signal.
Background technology
Chinese patent literature CN201122731Y electric connector, comprises an insulating body, some to being contained in signal terminal and the some earth terminals in this insulating body.This signal terminal and earth terminal comprise respectively a contact site, one end pin, and connect this contact site and the connecting portion of holding pin.The contact site of this each terminal is two rows and distributes on this insulating body, and the end pin of this signal terminal and earth terminal is also two rows and distributes.Wherein a row signal terminal is consistent with the layout that the free end location layout of the end pin of earth terminal is in contact with it portion; The free end of the end pin to every pair of signal terminal in should arranging, has the end pin spacing of widening accordingly between the free end of the end pin of another row's adjacent both ends, thus the lead-in wire of being convenient to signal terminal through, avoid mutual interference.There is complex structure in this electric connector, manufacture difficulty is high, and interference free performance need the problem further improving.
Utility model content
In order to overcome the problems referred to above, the utility model provides a kind of simple in structure to society, make easily, and the electric connector of good in anti-interference performance.
The technical solution of the utility model is: a kind of SMT electric connector is provided, comprise insulating body, some the first communication terminal and the first earth terminals that are contained in described insulating body, and second communication terminal and the second earth terminal, described the first communication terminal and the first earth terminal form first row terminal group, and described second communication terminal and the second earth terminal form second row terminal group; Described first row terminal group and second row terminal group comprise respectively contact site, terminal supportor, and connect the connecting portion of described contact site and terminal supportor; The contact site of described first row terminal group is in described insulating body one side, the contact site of described second row terminal group is in described insulating body opposite side, the terminal supportor of all described first row terminal group bends in the same way, the terminal supportor of all described second row terminal group is bending in the same way also, and the bearing of trend after the bending of the terminal supportor of the bearing of trend after the bending of the terminal supportor of described first row terminal group and second row terminal group deviates from.
As to improvement of the present utility model, the distance between the terminal supportor of described first row terminal group and the terminal supportor of described second row terminal group is selected at 3mm-6mm.
As to improvement of the present utility model, the layout of the contact site of described first row terminal group and described second row terminal group is layout according to HDMI (High Definition Multimedia Interface) standard.
As to improvement of the present utility model, after the terminal supportor court of the terminal supportor of described first row terminal group and described second row terminal group extends one section away from described insulating body direction, more vertically bend and extend.
As to improvement of the present utility model, described insulating body further comprises fixed head, is penetrated with some location holes on described fixed head; The weld part of described each terminal is through corresponding location hole and spacing.
As to improvement of the present utility model, the tongue piece of described insulating body is provided with relative draw-in groove, and the contact site of described first row terminal group and second row terminal group is fixed in described draw-in groove.
As to improvement of the present utility model, also comprise shell, be fixed in described shell with the insulating body of terminal.
As to improvement of the present utility model, also comprise cap, described cap is inserted in one end away from terminal supportor of described shell.
The utility model is divided into two rows high-frequency transmission two to differential pair signal terminal and earth terminal, and interval 3-6mm.Can avoid like this crosstalking between two groups of differential pairs, reach and can transmit higher frequency signal, and signal transmission is very stable, can not produce distortion or miss the problem of signal.
Brief description of the drawings
Fig. 1 is the stereo decomposing structural representation of a kind of embodiment of the present utility model.
Fig. 2 is the structure schematic diagram after Fig. 1 assembles.
Fig. 3 is the perspective view after Fig. 1 assembles.
Fig. 4 is the A-A sectional structure schematic diagram of Fig. 2.
Fig. 5 is the terminal supportor arrangement schematic diagram of the utility model on pcb board.
Embodiment
Refer to Fig. 1 to Fig. 4, what Fig. 1 to Fig. 4 disclosed is a kind of SMT electric connector, comprises insulating body 1, some the first row terminal group 2 and some second row terminal group 3 that are contained in described insulating body 1; Described first row terminal group 2 and second row terminal group 3 comprise respectively contact site 21,31, terminal supportor 22,32, and connect the connecting portion 23,33 of described contact site 21,31 and terminal supportor 22,32; The both sides of the contact site 21,31 of described each terminal on described insulating body 1; Described first row terminal group 2 is also two rows with the terminal supportor 22,32 of second row terminal group 3 and distributes, and the terminal supportor 22 of described first row terminal group 2 bends in the same way, and the terminal supportor 32 of described second row terminal group 3 is bending in the same way also; And the bearing of trend after the bending of the bearing of trend after the bending of the terminal supportor 22 of described first row terminal group 2 and the terminal supportor 32 of second row terminal group 3 deviates from mutually; In the present embodiment, described first row terminal group 2 is made up of the first communication terminal and the first earth terminal, and described second row terminal group 3 is made up of second communication terminal and the second earth terminal; Distance B between the terminal supportor 22 of described first row terminal group 2 and the terminal supportor 32 of described second row terminal group 3 is selected at 3mm-6mm.So design, can avoid crosstalking between two groups of differential pairs, reach and can transmit higher frequency signal, and signal transmission is very stable, can not produce distortion or miss the problem of signal.
In the utility model, the layout of the contact site 23,33 of described first row terminal group 2 and described second row terminal group 3 is layout according to HDMI (High Definition Multimedia Interface) standard.In order further to improve the object of anti-crosstalk, further, after the terminal supportor 22 of described first row terminal group 2 extends one section with the terminal supportor of described second row terminal group 3 32 courts away from described insulating body 1 direction, more vertical bending is extended.
In the present embodiment, described insulating body 1 further comprises fixed head 11, is penetrated with some location holes 12 on described fixed head 11; The weld part of described each terminal is through corresponding location hole 12 and spacing.
In the present embodiment, the tongue piece 13 of described insulating body 1 is provided with relative draw-in groove 14, and described first row terminal group 2 and the contact site 21,22 of second row terminal group 3 are individually fixed in the draw-in groove 14 on the two sides of described tongue piece 13; On the trailing flank of described insulating body 1, be provided with reference column 15; In the present embodiment, also comprise shell 4, the insulating body 1 with terminal is fixed in described shell 4, also sets up defences and the fixing angle 41 of pcb board in the rear end of described shell 4.In the present embodiment, also comprise cap 5, described cap 5 is inserted in one end away from terminal supportor 22,32 of described shell 4, prevent that dust from entering in the utility model, in addition, can also be used for the utility model and in the time of welding, be convenient to draw location, improve the efficiency of automatic welding.
Refer to Fig. 5, Fig. 5 is the terminal supportor arrangement schematic diagram of the utility model on pcb board.As can be seen from Fig., (in the ellipse) 1,3 in the first row terminal supportor position 6 on described pcb board; 7,9; 15, three pairs of difference signal terminal in No. 17 corresponding the utility model first end subgroups 2 of terminal supportor position difference; And the 5th, 11 terminal supportor positions corresponding earth terminal of the present utility model respectively, in the second row terminal supportor position 7 on described pcb board (in ellipse) 4,6; 10, two pairs of difference signal terminal in No. 12 corresponding the utility model the second terminal group 3 of terminal supportor position difference; And the 2nd, 8 and 16 terminal supportor positions corresponding earth terminal of the present utility model respectively, in the differential pair signal terminal in first row terminal supportor 2 and the second terminal supportor 3, the dislocation of differential pair signal terminal is arranged.
Claims (8)
1. a SMT electric connector, comprise insulating body, some the first communication terminal and the first earth terminals that are contained in described insulating body, and second communication terminal and the second earth terminal, described the first communication terminal and the first earth terminal form first row terminal group, and described second communication terminal and the second earth terminal form second row terminal group; Described first row terminal group and second row terminal group comprise respectively contact site, terminal supportor, and connect the connecting portion of described contact site and terminal supportor; The contact site of described first row terminal group is in described insulating body one side, the contact site of described second row terminal group is in described insulating body opposite side, it is characterized in that: the terminal supportor of all described first row terminal group bends in the same way, the terminal supportor of all described second row terminal group is bending in the same way also, and the bearing of trend after the bending of the terminal supportor of the bearing of trend after the bending of the terminal supportor of described first row terminal group and second row terminal group deviates from.
2. SMT electric connector as claimed in claim 1, is characterized in that: the distance between the terminal supportor of described first row terminal group and the terminal supportor of described second row terminal group is selected at 3mm-6mm.
3. SMT electric connector as claimed in claim 1 or 2, is characterized in that: the layout of the contact site of described first row terminal group and described second row terminal group is layout according to HDMI (High Definition Multimedia Interface) standard.
4. SMT electric connector as claimed in claim 1 or 2, is characterized in that: after the terminal supportor court of the terminal supportor of described first row terminal group and described second row terminal group extends one section away from described insulating body direction, more vertical bending is extended.
5. SMT electric connector as claimed in claim 1 or 2, is characterized in that: described insulating body further comprises fixed head, is penetrated with some location holes on described fixed head; The weld part of described each terminal is through corresponding location hole and spacing.
6. SMT electric connector as claimed in claim 1 or 2, is characterized in that: the tongue piece of described insulating body is provided with relative draw-in groove, the contact site of described first row terminal group and second row terminal group is fixed in described draw-in groove.
7. SMT electric connector as claimed in claim 1 or 2, is characterized in that: also comprise shell, be fixed in described shell with the insulating body of terminal.
8. SMT electric connector as claimed in claim 1 or 2, is characterized in that: also comprise cap, described cap is inserted in one end away from terminal supportor of described shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420105413.1U CN203747158U (en) | 2014-03-10 | 2014-03-10 | Smt electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420105413.1U CN203747158U (en) | 2014-03-10 | 2014-03-10 | Smt electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203747158U true CN203747158U (en) | 2014-07-30 |
Family
ID=51346919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420105413.1U Expired - Fee Related CN203747158U (en) | 2014-03-10 | 2014-03-10 | Smt electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203747158U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9966693B2 (en) | 2016-07-26 | 2018-05-08 | Lotes Co., Ltd | Electrical connector assembly |
| CN109742605A (en) * | 2019-01-15 | 2019-05-10 | 维沃移动通信有限公司 | The processing method and terminal device of a kind of connector, connector |
-
2014
- 2014-03-10 CN CN201420105413.1U patent/CN203747158U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9966693B2 (en) | 2016-07-26 | 2018-05-08 | Lotes Co., Ltd | Electrical connector assembly |
| CN109742605A (en) * | 2019-01-15 | 2019-05-10 | 维沃移动通信有限公司 | The processing method and terminal device of a kind of connector, connector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204045854U (en) | Electric connector and assembly thereof | |
| CN201178210Y (en) | Cable connector | |
| CN102315534B (en) | Electric connector | |
| US8870600B2 (en) | Connector with staggered contacts | |
| JP2015211031A (en) | Connector assembly | |
| CN102544812A (en) | Electric connector | |
| CN206225604U (en) | Composite connector | |
| CN103531965A (en) | Electrical connector | |
| CN209461728U (en) | Electric connector | |
| CN201467560U (en) | Circuit board with difference signal connector | |
| CN203747158U (en) | Smt electric connector | |
| CN104979717A (en) | Electrical connector | |
| CN104901047A (en) | Electric connector | |
| CN205282786U (en) | Socket electric connector | |
| CN204720695U (en) | Electric connector | |
| CN205178171U (en) | High -speed signal transmits back panel connector | |
| CN204179375U (en) | Electric connector | |
| CN104810681A (en) | Electric connector | |
| CN103384034B (en) | Electric connector | |
| CN202585947U (en) | Electric connector | |
| CN202178412U (en) | Electric connector | |
| CN204441625U (en) | Backboard pin connector | |
| CN204614994U (en) | Electric connector | |
| CN204615006U (en) | Electric connector | |
| CN202759103U (en) | Electric connector |
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: 20140730 Termination date: 20200310 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |