CN203445292U - Electric connector and conductive terminal thereof - Google Patents
Electric connector and conductive terminal thereof Download PDFInfo
- Publication number
- CN203445292U CN203445292U CN201320405451.4U CN201320405451U CN203445292U CN 203445292 U CN203445292 U CN 203445292U CN 201320405451 U CN201320405451 U CN 201320405451U CN 203445292 U CN203445292 U CN 203445292U
- Authority
- CN
- China
- Prior art keywords
- conducting terminal
- tin ball
- connecting portion
- contact site
- holding parts
- 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
Images
Abstract
The utility model discloses an electric connector and a conductive terminal thereof. The conductive terminal is used for electrically connecting a chip module to a circuit board. The conductive terminal comprises an elastic part, a fixed part which rotates upwards from the elastic part, a connection part which rotates downwards from the elastic part, and a contact part which is connected to the upper part of the fixed part. The upper surface of the contact part is provided with a plurality of contact points which bulge upwards to contact with the chip module. The conductive terminal is small in overall structure, is high in density, and is low in configuration.
Description
[technical field]
The utility model relates to a kind of electric connector and conducting terminal thereof, relates in particular to a kind of being installed on and on circuit board, is used for electric connector and the conducting terminal thereof of chip module connection.
[background technology]
Along with being showing improvement or progress day by day of science and technology, also increasing to the conducting terminal of printed circuit board (PCB) for being electrically connected chip module.Nowadays, conducting terminal is roughly divided three classes, that is: LGA (Land Grid Array, planar grid array) type, BGA (Ball Grid Array, sphere grid array) type and PGA (Pin Grid Array, pin grid array) type conducting terminal, miniaturization development along with electronic product, conducting terminal is miniaturization day by day also, to assembling, bring very large inconvenience, and the phenomenon of conducting terminal distortion while being easy to assembling occurs, caused increasing of bad product, existing BGA (Ball Grid Array, sphere grid array) type conducting terminal, its tin ball adopts the mode of welding to be fixed to conducting terminal mostly, increased cost, and conducting terminal can only be used as a kind of conducting terminal, such as LGA (Land Grid Array, planar grid array) type can not be as BGA (Ball Grid Array, sphere grid array) type conducting terminal is used, can not meet the different needs.
Therefore, be necessary to design the defect that a kind of new electric connector and conducting terminal thereof exist to overcome above-mentioned electric connector and conducting terminal thereof.
[utility model content]
The purpose of this utility model is to provide a kind of electric connector and conducting terminal thereof, and conducting terminal can be realized the Multi-contact with chip module.
For achieving the above object, the utility model adopts following technical scheme: a kind of conducting terminal, in order to be electrically connected chip module to circuit board, this conducting terminal comprises: the connecting portion that the holding parts that elastic portion, own elasticity portion rotate up, own elasticity portion are rotated down and be connected in the contact site of holding parts top, described contact site upper surface is provided with some upwards protruding out with the contact point with chip module Multi-contact.
Further improvements have: described conducting terminal is structure in the shape of a spiral, the pyramidal structure that described contact point forms for cutting, and the cylindrical structure of described contact site, is made by rigid conductive plastic body.Described contact site is formed by metal material cutting.Described contact site comprises body and diminishes and be snapped in the Fixed Division of the lateral margin of holding parts from the below of body diameter, and described contact point upwards protrudes out and forms from the upper surface of body.Described conducting terminal end is connected with tin ball, described tin ball is comprised of the first half, the latter half, the top of the connecting portion of conducting terminal is provided with the accommodation space of accommodating tin ball, the end of connecting portion is provided with snap fit, described accommodation space is seized on both sides by the arms in the first half of tin ball, and the snap fit of connecting portion is held in the lateral margin of the latter half of tin ball.
The utility model can also be realized by another kind of technical scheme: a kind of conducting terminal, in order to be electrically connected chip module to circuit board, this conducting terminal comprises: elastic portion and own elasticity portion extend upward to connect contact site, described contact site comprises body and the contact point upwards protruding out from the upper surface of body, the tapered structure of described contact point.
Further improvements have: described conducting terminal end is connected with tin ball, described conducting terminal is structure in the shape of a spiral, described conducting terminal comprises that elastic portion, own elasticity portion rotate up the holding parts of extension and the connecting portion that own elasticity portion is rotated down extension, described contact site is connected in holding parts, and described connecting portion is connected in described tin ball.
The utility model can also be realized by another kind of technical scheme: a kind of electric connector, in order to be electrically connected chip module and printed circuit board (PCB), this electric connector comprises insulating body, be contained in the conducting terminal of insulating body and be immobilizated in the tin ball of conducting terminal end, described conducting terminal is structure in the shape of a spiral, the contact site with some contact points that it comprises elastic portion and is immobilizated in elastomer upper end.
Further improvements have: described conducting terminal also comprises that own elasticity portion rotates up the holding parts of extension and the connecting portion that own elasticity portion is rotated down extension, described contact site is connected in holding parts, described connecting portion is connected in described tin ball, and described contact site also comprises from the below of body diameter and diminishes and be snapped in the Fixed Division of the lateral margin of holding parts.Described tin ball is comprised of the first half, the latter half, the top of the connecting portion of described conducting terminal is provided with the accommodation space of accommodating tin ball, the end of the connecting portion of described conducting terminal is provided with snap fit, described accommodation space is seized on both sides by the arms in the first half of tin ball, and the snap fit of connecting portion is held in the lateral margin of the latter half of tin ball.
Compared to prior art, the conducting terminal of the utility model electric connector and conducting terminal thereof has flexible helicoidal structure, the upper surface of the contact site of conducting terminal protrudes out the contact point of some tapered structures, and conducting terminal overall structure is less, has advantages of high density and low-profile.
[accompanying drawing explanation]
Fig. 1 is the three-dimensional combination figure of the utility model electric connector;
Fig. 2 is the three-dimensional combination figure of another angle of the utility model electric connector;
Fig. 3 is the three-dimensional exploded view of the utility model electric connector;
Fig. 4 is the schematic diagram of the utility model conducting terminal;
Fig. 5 is the end view of the conducting terminal of Fig. 4;
Fig. 6 is the three-dimensional combination figure of the utility model electric connector, and wherein, conducting terminal is in confined state;
Fig. 7 is the schematic diagram after the compression of the utility model conducting terminal;
Fig. 8 is the end view of the conducting terminal of Fig. 7.
[embodiment]
Refer to shown in Fig. 1 to Fig. 3, for the utility model electric connector (not shown) comprise be provided with some conducting terminal accepting holes 10 insulating body 1, be contained in the some conducting terminals 2 in conducting terminal accepting hole 10 and be immobilizated in the tin ball 4 of conducting terminal 2 bottoms.Wherein, in figure, only shown SI semi-insulation body and corresponding conducting terminal 2 and the tin ball 4 corresponding with conducting terminal 2 that comprises one group of conducting terminal accepting hole 10.
Please specifically consult Fig. 4 to Fig. 5, described conducting terminal 2 is structure in the shape of a spiral roughly, the connecting portion 22 that it comprises that elastic portion 20, own elasticity portion 20 rotate up and the holding parts 21 that extends and own elasticity portion 20 are rotated down and extend.Wherein, described conducting terminal 2 also comprises the contact site 23 of the top that is connected in holding parts 21, described contact site 23 is formed by rigid conductive plastic body or metal material cutting, it is cylindrical structure roughly, it comprises body 230, from the below of body 230 diameter, diminish and be snapped in the Fixed Division 231 of lateral margin of holding parts 21 and the some contact points 232 that upwards protrude out from the upper surface of body 230, described contact point 232 forms taper or the conical structure at four sides by cutting, these some contact points 232 can be realized the Multi-contact with chip module, in the process of contact, if the end of one of them contact point 232 has dirt or other impurity etc., other contact point 232 can contact with chip module, thereby improve the reliability connecting.The top of described connecting portion 22 is provided with the accommodation space 221 of accommodating tin ball 4, the end of connecting portion 22 is provided with the snap fit 220 bending inwards, described accommodation space 221 is seized on both sides by the arms in the first half of tin ball 4, the snap fit 220 of connecting portion 22 is held in the lateral margin of the latter half of tin ball 4, so tin ball 4 can fixedly positioning to the connecting portion 22 of conducting terminal 2 without welding.
Please specifically consult shown in Fig. 6 to Fig. 8, when chip module is pressed conducting terminal 2 downwards, after the bullet of conducting terminal 2 property portion 20 compressed after, conducting terminal 2 is roughly the same in the height of vertical direction and the vertical direction of insulating body 1, can realize the demand of conducting terminal 2 low-profiles.Conducting terminal 2 is helicoidal structure, and its whole shared space is less, is applicable to the development trend of miniaturization.
The utility model conducting terminal 2 integral body are helicoidal structure, protrude out the contact point 232 of some tapered structures on the contact site 23 of conducting terminal 2, and this contact point 232 can be realized the Multi-contact with chip module, thereby improve the reliability connecting.Tin ball 4 is held on the connecting portion 22 of conducting terminal 2 without welding, realizes the electric connection of chip module and printed circuit board (PCB).Conducting terminal 2 is helicoidal structure, and after elastic portion 20 pressurizeds, conducting terminal 2 is roughly the same in the height of vertical direction and the vertical direction of insulating body 1, can realize the demand of conducting terminal 2 high density and low-profile, to adapt to the development trend of miniaturization.
Should be understood that, the foregoing is only preferred forms of the present utility model, it not whole execution modes, the variation of any equivalence that those of ordinary skills take technical solutions of the utility model by reading the utility model specification, is claim of the present utility model and contains.
Claims (10)
1. a conducting terminal, in order to be electrically connected chip module to circuit board, it is characterized in that: described conducting terminal comprises: the connecting portion that the holding parts that elastic portion, own elasticity portion rotate up, own elasticity portion are rotated down and be connected in the contact site of holding parts top, described contact site upper surface is provided with some upwards protruding out with the contact point with chip module Multi-contact.
2. conducting terminal as claimed in claim 1, is characterized in that: described conducting terminal is structure in the shape of a spiral, the pyramidal structure that described contact point forms for cutting, and the cylindrical structure of described contact site, is made by rigid conductive plastic body.
3. conducting terminal as claimed in claim 2, is characterized in that: described contact site is formed by metal material cutting.
4. conducting terminal as claimed in claim 2, is characterized in that: described contact site comprises body and diminish and be snapped in the Fixed Division of the lateral margin of holding parts from the below of body diameter, and described contact point upwards protrudes out and forms from the upper surface of body.
5. conducting terminal as claimed in claim 4, it is characterized in that: described conducting terminal end is connected with tin ball, described tin ball is comprised of the first half, the latter half, the top of the connecting portion of conducting terminal is provided with the accommodation space of accommodating tin ball, the end of connecting portion is provided with snap fit, described accommodation space is seized on both sides by the arms in the first half of tin ball, and the snap fit of connecting portion is held in the lateral margin of the latter half of tin ball.
6. a conducting terminal, in order to be electrically connected chip module to circuit board, it is characterized in that: described conducting terminal comprises: elastic portion and own elasticity portion extend upward to connect contact site, described contact site comprises body and the some contact points that upwards protrude out from the upper surface of body, the tapered structure of described contact point.
7. conducting terminal as claimed in claim 6, it is characterized in that: described conducting terminal end is connected with tin ball, described conducting terminal is structure in the shape of a spiral, described conducting terminal comprises that elastic portion, own elasticity portion rotate up the holding parts of extension and the connecting portion that own elasticity portion is rotated down extension, described contact site is connected in holding parts, and described connecting portion is connected in described tin ball.
8. an electric connector, in order to be electrically connected chip module and printed circuit board (PCB), this electric connector comprises: insulating body, be contained in the conducting terminal of insulating body and be immobilizated in the tin ball of conducting terminal end, it is characterized in that: described conducting terminal is structure in the shape of a spiral the contact site with some contact points that it comprises elastic portion and is immobilizated in elastomer upper end.
9. electric connector as claimed in claim 8, it is characterized in that: described conducting terminal also comprises that own elasticity portion rotates up the holding parts of extension and the connecting portion that own elasticity portion is rotated down extension, described contact site is connected in holding parts, described connecting portion is connected in described tin ball, and described contact site also comprises from the below of body diameter and diminishes and be snapped in the Fixed Division of the lateral margin of holding parts.
10. electric connector as claimed in claim 9, it is characterized in that: described tin ball is comprised of the first half, the latter half, the top of the connecting portion of described conducting terminal is provided with the accommodation space of accommodating tin ball, the end of the connecting portion of described conducting terminal is provided with snap fit, described accommodation space is seized on both sides by the arms in the first half of tin ball, and the snap fit of connecting portion is held in the lateral margin of the latter half of tin ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320405451.4U CN203445292U (en) | 2013-07-09 | 2013-07-09 | Electric connector and conductive terminal thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320405451.4U CN203445292U (en) | 2013-07-09 | 2013-07-09 | Electric connector and conductive terminal thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203445292U true CN203445292U (en) | 2014-02-19 |
Family
ID=50096314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320405451.4U Expired - Fee Related CN203445292U (en) | 2013-07-09 | 2013-07-09 | Electric connector and conductive terminal thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203445292U (en) |
-
2013
- 2013-07-09 CN CN201320405451.4U patent/CN203445292U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202111255U (en) | Electric connector | |
| CN203466320U (en) | Electric connector | |
| CN109103646A (en) | Electric connector | |
| CN103579812A (en) | Electrical connector | |
| CN202585853U (en) | Conductive terminal and electric connector with the same | |
| CN203760722U (en) | Electric connector | |
| CN202855965U (en) | Electric connector | |
| CN201708285U (en) | Electric connector | |
| CN203445292U (en) | Electric connector and conductive terminal thereof | |
| CN203942052U (en) | Electric connector | |
| CN202855964U (en) | Electric connector | |
| CN201204289Y (en) | Electric connector terminal | |
| CN202855980U (en) | Electric connector | |
| CN102315543B (en) | Electric connector | |
| CN101989698B (en) | Electric connector | |
| CN201556742U (en) | Electric connector | |
| CN201266770Y (en) | Electric connector | |
| CN201797086U (en) | Electric connector | |
| CN208674418U (en) | Connector | |
| CN200990436Y (en) | Electric connector | |
| CN2884613Y (en) | Electrical connector | |
| CN200997457Y (en) | Electric connecter | |
| CN209056649U (en) | Bonder terminal | |
| CN217468860U (en) | Terminal structure of chip socket | |
| CN201829650U (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: 20140219 Termination date: 20210709 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |