CN201387948Y - Electric connector and conductive terminals thereof - Google Patents
Electric connector and conductive terminals thereof Download PDFInfo
- Publication number
- CN201387948Y CN201387948Y CN200920054568U CN200920054568U CN201387948Y CN 201387948 Y CN201387948 Y CN 201387948Y CN 200920054568 U CN200920054568 U CN 200920054568U CN 200920054568 U CN200920054568 U CN 200920054568U CN 201387948 Y CN201387948 Y CN 201387948Y
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- CN
- China
- Prior art keywords
- base portion
- weld part
- conducting terminal
- electric connector
- extension
- 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 - Lifetime
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- 238000005452 bending Methods 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000004308 accommodation Effects 0.000 abstract description 8
- 239000011159 matrix material Substances 0.000 description 5
- 206010058109 Hangnail Diseases 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model discloses an electric connector which comprises a body and a plurality of terminal accommodation grooves penetrate through the body up and down; a plurality of conductive terminals are correspondingly accommodated in the terminal accommodation grooves, each conductive terminal comprises a base part, two extended parts and a welded part; the base part is correspondingly arranged in each terminal accommodation groove; the two extended parts extends along both sides of the base part respectively; the base part extends downwards to form the welded part and is positioned between the two extended parts; wherein, a convex block extending outwards is arranged on one side of each extended part far away from the welded part, the convex block is in interference fit with each terminal accommodation groove, the height of each convex block is less than the height of part of each extended part above the convex block. The pull force on the welded part is effectively reduced through the structure of the convex block and part of each extended part above the convex block, good electric connection between the electric connector and the circuit board is guaranteed accordingly.
Description
[technical field]
The utility model relates to a kind of electric connector and conducting terminal thereof, refers in particular to a kind of electric connector and conducting terminal thereof that stable electrical conduction can be provided.
[background technology]
The patent No. is that the United States Patent (USP) of US6558182 has disclosed a kind of electric connector, multi-conducting terminals is contained in the terminal containing slot (not shown) of insulating body, described conducting terminal comprises a base portion a, from the upwardly extending two arm b of described base portion a, the two fixed part c that extend downwards respectively from the both sides of described base portion a, extend a weld part d downwards from described base portion a, described weld part d is between two described fixed part c, described weld part d utilizes scolder e and described circuit board (not shown) to weld, wherein said fixed part c is provided with two hangnail c1 away from the side of described weld part d, borrow two described hangnail c1 and described terminal containing slot interference engagement, make described conducting terminal be completely fixed purpose in described terminal containing slot to reach.
The disappearance of the described electric connector among the patent US6558182 is: because described conducting terminal is to rely on the two described hangnail c1 up and down of two described fixed part c and the interference engagement of described terminal containing slot to locate, after described weld part d welds with the described scolder e on the described circuit board, because the influence that described insulating body is expanded with heat and contract with cold, promptly can produce one to the described fixed part c of described conducting terminal involves power, because described conducting terminal fully is anchored in the described terminal containing slot, there is not to reduce the structure of the described power of involving, cause the described power of involving all to be passed to described weld part d again, so just make described weld part d with producing big displacement between the described circuit board, thereby described weld part d is tilted, produce between described weld part d and the described scolder e and break, thereby make and to electrically connect normally between described electric connector and the described circuit board.
The patent No. is that the continent patent of CN02230118 has also disclosed a kind of electric connector, multi-conducting terminals is contained in the terminal accommodation hole (not shown) of insulating base frame, described conducting terminal comprises a matrix f, from the upwardly extending two elastic arm g of described matrix f, the two holding parts h that extend downwards respectively from the both sides of described matrix f, extend a junction i downwards from described matrix f, described junction i is between two described holding parts h, described junction i utilizes tin ball j and described circuit board (not shown) to weld, wherein said holding parts h is provided with a fixing end h1 away from the upper end of the side of described junction i, borrow described fixing end h1 and described terminal accommodation hole interference engagement, to reach described conducting terminal is completely fixed in the purpose of described terminal accommodation hole, the lower end of described holding parts h is provided with an elongated end h2.
Though the described electric connector among the patent CN02230118 also has the described elongated end h2 of a longer structure and does not have and described terminal accommodation hole interference engagement in described holding parts h lower end, but because the described power of involving still directly is passed on the described junction i by the described fixing end h1 of described holding parts h, described elongated end h2 does not play the effect that reduces or cushion the described power of involving, so this holding structure of described conducting terminal still can not solve existing problem among the aforementioned patent US6558182, that is: produce between described junction i and the described tin ball j and break, thereby make and to electrically connect normally between described electric connector and the described circuit board.
Therefore, be necessary to design a kind of new electric connector and conducting terminal thereof, to overcome the problems referred to above.
[utility model content]
Creation purpose of the present utility model is to provide a kind of can effectively reduce weld part pullling when stressed, thereby guarantees the stable electrically electric connector and the conducting terminal thereof of conduction.
To achieve these goals, provide a kind of electric connector at the utility model, it comprises: a body, the most terminal containing slots that run through described body up and down, multi-conducting terminals, correspondence is contained in most described terminal containing slots, described body cooperates with described conducting terminal to form described electric connector, each described conducting terminal comprises a base portion, described base portion correspondence is located in the described terminal containing slot, and two extensions extend downwards from described base portion both sides respectively, one weld part is formed by the extension downwards of described base portion, between two described extensions, wherein, outwards protrude out a projection away from the position of described weld part one side in each described extension, described projection and described terminal containing slot interference engagement, the height of described projection is less than the height of the described projection of being positioned at of described extension with top.
Compared with prior art, electric connector of the present utility model is by being provided with described projection and described terminal containing slot interference engagement at described extension away from a side of described weld part, because the height of described projection is less than the height of the described projection of being positioned at of described extension with top, so after described conducting terminal welds with the scolder on the circuit board, effectively reduce the displacement of the described relatively circuit board of described weld part end with the structure on top by the described projection of being positioned at of described extension, reducing pullling of described weld part and described scolder, thereby guarantee that excellent electrical property is connected between described electric connector and the described circuit board.
[description of drawings]
Fig. 1 is the schematic diagram of conducting terminal in the existing electric connector;
Fig. 2 is the schematic diagram of another conducting terminal in the existing electric connector;
Fig. 3 is the front view of conducting terminal in the utility model electric connector;
Fig. 4 is the generalized section after conducting terminal and terminal containing slot and the circuit board assembling in the utility model electric connector;
Fig. 5 is the front view of another embodiment of conducting terminal in the utility model electric connector;
Fig. 6 is the stereogram of another embodiment of conducting terminal in the utility model electric connector.
The drawing reference numeral explanation of background technology:
Base portion a arm b fixed part c hangnail c1
Weld part d scolder e matrix f elastic arm g
Holding parts h fixing end h1 elongated end h2 junction i
Tin ball j
The drawing reference numeral explanation of embodiment:
Body 1 terminal containing slot 11 conducting terminals 2 base portions 21
Second side, 232 projections, 233 weld parts 24 thrust end 241
First end, 242 links, 243 second ends, 244 bottoms 245
[embodiment]
For ease of better understanding the purpose of this utility model, structure, feature and effect etc., now with embodiment the utility model electric connector and conducting terminal thereof are described further in conjunction with the accompanying drawings.
Please refer to Fig. 4, the utility model electric connector, it comprises a body 1, runs through most terminal containing slots 11 of described body 1 up and down, multi-conducting terminals 2 is accommodated and is fixed in the corresponding described terminal containing slot 11.
Please refer to Fig. 3, each described conducting terminal 2 comprises a base portion 21, two elastic arms 22, two extensions 23 and a weld part 24.
Two described elastic arms 22 extend upward formation from described base portion 21 both sides respectively, and the end of each described elastic arm 22 forms a contact site 221, two described contact sites 221 respectively and is provided with in pairs, and the side between two described contact sites 221 forms an insertion mouth.
Two described extensions 23, extend to form downwards from described base portion 21 both sides respectively, each described extension 23 has one first relative side 231 and one second side 232, outwards protrude out a projection 233 from the position of described second side 232, described projection 233 and described terminal containing slot 11 interference engagement, and the height of described projection 233 is less than the height of the described projection 233 of being positioned at of described extension 23 with top.
Described weld part 24 is extended downward vertically by described base portion 21 and forms, and between two described extensions 23, the end of described weld part 24 is provided with one and thrusts end 241, and described weld part 24 and two described extension 23 coplanes.
In other embodiments, also can be like this:
Please refer to Fig. 5 and Fig. 6, described weld part 24 further comprises one first end 242 that extends from described base portion 21 downwards, bend a link 243 that extends from described first end 242 to direction away from described base portion 21, and from one second end 244 of described link 243 to the direction bending extension of close described base portion 21, described link 243 is used to connect described first end 242 and described second end 244, make described link 243 camber shapes, it is towards described direction bending of inserting mouthful, and is equipped with one downwards in the bottom 245 of described second end 244 of described weld part 24 and thrusts end 241.
During operation, please refer to Fig. 4, at first, described conducting terminal 2 is accommodated in the described terminal containing slot 11 that is fixed in described body 1 correspondence, described conducting terminal 2 is by being provided with described projection 233 and described terminal containing slot 11 interference engagement at described extension 23 away from a side of described weld part 24, make described conducting terminal 2 be fixed in the described terminal containing slot 11, the described projection 233 that is positioned at of described extension 23 is a loose fit with the structure and the described terminal containing slot 11 on top, the structure that whole described conducting terminal 2 and described body 1 are fixed has only the interference of these two described projections 233, and described weld part 24 is between two described extensions 23.
Secondly, on circuit board 3, coat scolder 4, the described weld part 24 of described conducting terminal 2 is welded on the described circuit board 3 by described scolder 4, in order to electrically connect described electric connector and described circuit board 3.After described weld part 24 welds with the described scolder 4 on the described circuit board 3, because the influence that described body 1 is expanded with heat and contract with cold, promptly can produce one to the described projection 233 of the described extension 23 of described conducting terminal 2 involves power, because described conducting terminal 2 is not anchored in the described terminal containing slot 11 completely, so when described conducting terminal 2 generations are mobile, the described power of involving on the two described projections 233 at first is passed to described extension 23, because the height of described projection 233 is less than the height of the described projection 233 of being positioned at of described extension 23 with top, being the described projection 233 of being positioned at of described extension 23 can reduce or cushion the described power of involving with the structure on top, and because described projection 233 interferes the area that contacts less with described body 1, so the described power of involving of the described projection of 1 pair of described body 233 itself is also less, length one timing when described extension 23, because the length of described projection 233 is shorter, relative described extension 23 to be positioned at described projection 233 just longer with the length on top, and the described power of involving is to conduct to described weld part 24 by the described projection 233 of being positioned at of described extension 23 with the structure on top, again because the path of the described power of involving transmission is longer, therefore when the described power of involving passes to described weld part 24, the described power of involving that arrives described weld part 24 is also just more little, because the described power of involving has obtained reducing and cushioning, thereby can effectively reduce the displacement of the described relatively circuit board 3 of described weld part 24 ends, reducing pullling of described weld part 24 and described scolder 4, thereby guarantee that excellent electrical property is connected between described electric connector and the described circuit board 3.
In sum, the utility model electric connector and conducting terminal thereof have following beneficial effect:
1. effectively reduce stressed the pullling of described weld part by described projection with in the described projection of being positioned at of described extension with the structure on top, thereby guarantee that excellent electrical property is connected between described electric connector and the described circuit board.
2. described weld part extends downward vertically from described base portion and forms, its end is provided with the described end that thrusts, be convenient to the described end that thrusts is inserted in the described scolder with this, realize described weld part and the better welding performance of described scolder, guarantee excellent electrical property conduction between described electric connector and the described circuit board, and because described weld part and two described extension coplanes are convenient to machine-shaping, save cost, improved efficient.
3. described weld part is the camber shape roughly, can increase the elasticity of described conducting terminal, and also be convexly equipped with the described end that thrusts downwards in the described bottom of described weld part, be convenient to the described end that thrusts is inserted in the described scolder with this, realize described weld part and the better welding performance of described scolder, thereby guarantee excellent electrical property conduction between described electric connector and the described circuit board.
4. described link makes described conducting terminal balance to be fixed in the described terminal containing slot, to reach described conducting terminal and the better welding performance of described circuit board towards described direction bending of inserting mouth like this.
More than describing in detail only be the explanation of the preferred embodiment of the utility model, the claim of non-so limitation the utility model, so, all this creation of utilization specifications and diagramatic content equivalence techniques variation for it, all be contained in the claim of this creation.
Claims (13)
1. an electric connector is characterized in that, comprising:
One body has the most terminal containing slots that run through described body up and down;
Multi-conducting terminals, correspondence are contained in most described terminal containing slots, and each described conducting terminal comprises:
One base portion, described base portion correspondence is located in the described terminal containing slot,
Two extensions extend downwards from described base portion both sides respectively,
One weld part is formed by the extension downwards of described base portion, between two described extensions,
Wherein, outwards protrude out a projection away from the position of described weld part one side in each described extension, described projection and described terminal containing slot interference engagement, the height of described projection is less than the height of the described projection of being positioned at of described extension with top.
2. electric connector as claimed in claim 1, it is characterized in that: described weld part further comprises one first end that extends from described base portion downwards, bend a link that extends from described first end to direction away from described base portion, and from one second end of described link to the direction bending extension of close described base portion, described link is used to connect described first end and described second end.
3. electric connector as claimed in claim 2 is characterized in that: extend one downwards from the bottom of described second end and thrust end.
4. electric connector as claimed in claim 2, it is characterized in that: two elastic arms are extended upward by described base portion both sides respectively and form, the end of each described elastic arm forms a contact site respectively, and two described contact sites are provided with in pairs, and the side between two described contact sites forms an insertion mouth.
5. electric connector as claimed in claim 4 is characterized in that: described link camber shape, it is towards described direction bending of inserting mouth.
6. a conducting terminal is characterized in that, comprising:
One base portion,
Two extensions extend downwards from described base portion both sides respectively,
One weld part is formed by the extension downwards of described base portion, between two described extensions,
Wherein, outwards protrude out a projection in each described extension away from the position of described weld part one side, the height of described projection is less than the height of the described projection of being positioned at of described extension with top.
7. conducting terminal as claimed in claim 6 is characterized in that: described weld part extends downward vertically from described base portion.
8. conducting terminal as claimed in claim 7 is characterized in that: described weld part and two described extension coplanes.
9. conducting terminal as claimed in claim 6 is characterized in that: the end of described weld part is provided with one and thrusts end.
10. conducting terminal as claimed in claim 6, it is characterized in that: described weld part further comprises one first end that extends from described base portion downwards, bend a link that extends from described first end to direction away from described base portion, and from one second end of described link to the direction bending extension of close described base portion, described link is used to connect described first end and described second end.
11. conducting terminal as claimed in claim 10 is characterized in that: extend one downwards from the bottom of described second end and thrust end.
12. conducting terminal as claimed in claim 10, it is characterized in that: two elastic arms are extended upward by described base portion both sides respectively and form, the end of each described elastic arm forms a contact site respectively, and two described contact sites are provided with in pairs, and the side between two described contact sites forms an insertion mouth.
13. conducting terminal as claimed in claim 12 is characterized in that: described link camber shape, it is towards described direction bending of inserting mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920054568U CN201387948Y (en) | 2009-04-14 | 2009-04-14 | Electric connector and conductive terminals thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920054568U CN201387948Y (en) | 2009-04-14 | 2009-04-14 | Electric connector and conductive terminals thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201387948Y true CN201387948Y (en) | 2010-01-20 |
Family
ID=41580490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920054568U Expired - Lifetime CN201387948Y (en) | 2009-04-14 | 2009-04-14 | Electric connector and conductive terminals thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201387948Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896142A (en) * | 2016-06-22 | 2016-08-24 | 广东百事泰电子商务股份有限公司 | Smart power strip elastic sheet with good contact |
-
2009
- 2009-04-14 CN CN200920054568U patent/CN201387948Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896142A (en) * | 2016-06-22 | 2016-08-24 | 广东百事泰电子商务股份有限公司 | Smart power strip elastic sheet with good contact |
| CN105896142B (en) * | 2016-06-22 | 2018-04-27 | 广东百事泰电子商务股份有限公司 | The good intelligent socket of contact |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100120 |
|
| CX01 | Expiry of patent term |