CN204243244U - Connector and terminal thereof - Google Patents
Connector and terminal thereof Download PDFInfo
- Publication number
- CN204243244U CN204243244U CN201420647525.XU CN201420647525U CN204243244U CN 204243244 U CN204243244 U CN 204243244U CN 201420647525 U CN201420647525 U CN 201420647525U CN 204243244 U CN204243244 U CN 204243244U
- Authority
- CN
- China
- Prior art keywords
- connector
- insulating body
- weld part
- connecting portion
- 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
- 238000005516 engineering process Methods 0.000 claims abstract description 19
- 238000005452 bending Methods 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 10
- 239000006071 cream Substances 0.000 description 8
- 238000003466 welding Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000005476 soldering Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
Abstract
A kind of connector and terminal thereof, described connector is in order to be soldered to circuit board and to comprise insulating body and terminal, described terminal comprises connecting portion, the contact site extended from one end of connecting portion, extends and the weld part be soldered in the mode of surface mounting technology on circuit board from the other end of connecting portion, and described weld part is provided with plane first surface and relative with first surface and towards the non-planar second surface of described circuit board.
Description
[technical field]
The utility model relates to a kind of connector and terminal thereof, particularly relates to connector and terminal thereof that one can be soldered to circuit board.
[background technology]
Usual connector is contacted with the circuit on circuit board by terminal and reaches electric connection, and the terminal soldering of current connector mainly adopts piercing welding technology (Through Hole Technology to the mode of circuit board; And surface mounting technology (Surface Mount Technology THT); SMT) two kinds of modes.Along with the development trend of electronics miniaturization, circuit board, also towards multilayer and the trend development of miniaturization, adopts piercing welding technology, although the combination of electric connector and circuit board comparatively firmly, the perforation on circuit board affects the arrangement of conducting wire.Compared with piercing welding technology, surface mounting technology is that can make full use of the conducting wire on circuit board, therefore, surface soldered technology is manufactured person's extensive use by terminal soldering on the metallic gasket on circuit board surface.
Related art can consult the U.S. patent Nos US5 in bulletin on July 13rd, 1999,921, a kind of connector disclosed in No. 812, this connector comprises insulating body and is arranged on the terminal on insulating body, and namely the afterbody of described terminal adopts the mode of surface mounting technology to be soldered on circuit board.But, the numbers of terminals adopted due to this kind of connector is more, the afterbody of terminal needs densely arranged and is soldered on circuit board, therefore the tail width of terminal is less, the tin cream that its afterbody is coated when being soldered on circuit board is also inevitable less, cause solderability poor, the situation of failure welding time serious, can be produced, and then affect the reliability that electric connector is connected with circuit board.
Therefore, the necessary one that provides has structure improved connector and terminal thereof, to overcome above-mentioned defect.
[utility model content]
Technical problem to be solved in the utility model is to provide a kind of connector and the terminal thereof that reliably can be soldered to circuit board.
For solving the problems of the technologies described above, the utility model can adopt following technical scheme: a kind of connector, and in order to be soldered to circuit board, described connector comprises insulating body and is located at the terminal on insulating body; Described terminal comprises the connecting portion be located on insulating body, the contact site extended from one end of connecting portion, extends and the weld part be soldered in the mode of surface mounting technology on circuit board from the other end of connecting portion, and described weld part is provided with plane first surface and relative with first surface and towards the non-planar second surface of described circuit board.
Further, described second surface is arc-shaped.
Further, described weld part is also provided with the two sides connecting described first surface and second surface, and each side described is mutually vertical with described first surface.
Further, described weld part is provided with the through hole running through described first surface and second surface.
Further, described insulating body is provided with upper and lower surface relative along the vertical direction and from the recessed accepting groove of described upper surface downwards, the contact site of described terminal upwards extends from one end of connecting portion and protrudes in accepting groove, and described weld part extends the lower surface of described insulating body downwards from the other end of connecting portion and extends to form in the horizontal direction after vertical bending.
Further, described insulating body is provided with the longitudinally perpendicular to described above-below direction, described terminal is arranged in the both sides of described accepting groove along longitudinally, described contact site protrudes in described accepting groove, connector also comprises a pair fixing feet at the lengthwise two ends being fixed on described insulating body, each fixing feet is provided with the horizontal part extending in the horizontal direction to be soldered on circuit board and the vertical portion upwards vertically bending extension from one end of described horizontal part, the both sides of described vertical portion are provided with the fixing arm be held in for a pair in described insulating body, the junction of described fixing feet horizontal part and vertical portion is provided with the perforation simultaneously running through described horizontal part and vertical portion.
Further, the other end that the horizontal part of described fixing feet connects one end, described vertical portion is relatively provided with the fluting run through up and down.
For solving the problems of the technologies described above, the utility model also can adopt following technical scheme: a kind of bonder terminal, comprise connecting portion, the contact site extended from connecting portion one end and the weld part that extends from the other end of connecting portion, described weld part extend in the horizontal direction and be provided with the plane first surface that is positioned at top and below being positioned at non-planar second surface.
Further, described second surface is arc-shaped.
Further, described weld part is provided with the two sides connecting described first surface and second surface, and each side described is mutually vertical with described first surface, and described weld part is also provided with the through hole running through described first surface and second surface.
Compared with prior art, terminal soldering portion of the present utility model is when being soldered to circuit board, and because its second surface adopts non-planar, its surface area will increase greatly, coated tin cream will showed increased, thus be conducive to promoting weld part and the reliability of welding between circuit board.
[accompanying drawing explanation]
Fig. 1 is the schematic perspective view of the utility model connector.
Fig. 2 is the schematic perspective view of another angle of Fig. 1.
Fig. 3 is the decomposed figure of the utility model connector.
Fig. 4 is the enlarged diagram of part terminal in Fig. 3.
Fig. 5 is the schematic diagram that the utility model connector is soldered to circuit board.
[main element symbol description]
| 100 | Connector | 1 | Insulating body |
| 11 | Upper surface | 12 | Lower surface |
| 13 | Accepting groove | 14 | Terminal groove |
| 15 | Eaves | 16 | Slit |
| 17 | Conduit | 2 | Terminal |
| 21 | Connecting portion | 22 | Contact site |
| 23 | Weld part | 231 | First surface |
| 232 | Second surface | 233 | Side |
| 234 | Through hole | 3 | Fixing feet |
| 31 | Horizontal part | 32 | Vertical portion |
| 321 | Fixing arm | 33 | Perforation |
| 34 | Fluting | 200 | Circuit board |
| 201 | Metallic gasket | 300 | Tin cream |
Following embodiment will further illustrate the utility model in conjunction with above-mentioned accompanying drawing.
[embodiment]
Refer to shown in Fig. 1 ~ 5, the utility model connector 100 in order to be soldered on circuit board 200, the fixing feet 3 that described connector 100 comprises insulating body 1, is located at the terminal 2 on insulating body 1 and is fixed on insulating body 1.Connector 100 can be placement state or the installment state of arbitrary form by the utility model, as it can arrange or to be obliquely installed etc. various forms for being horizontally disposed with, vertically, the mode being only vertically setting for this connector 100 at this is described, under this kind of state, this connector 100 can supply abutment element (not shown) to dock along the vertical direction.
Described insulating body 1 is provided with relative along the vertical direction upper and lower surperficial 11,12, and insulating body 1 is provided with from the described upper surface 11 recessed accepting groove 13 that inserts for abutment element and be connected with accepting groove 13 and run through the terminal groove 14 of described lower surface 12 downwards downwards.Described insulating body 1 is provided with longitudinally perpendicular to described above-below direction and the transverse direction perpendicular with longitudinally, described insulating body 1 is provided with two rows along the spaced conduit 17 of longitudinally above accepting groove 13, the outside of insulating body 1 is provided with one and extends and spaced eaves 15 discharged to outer incline, and insulating body 1 is also provided with a pair slit 16 be positioned at for a pair outside terminal groove 14 at the two ends of longitudinally.
Described terminal 2 is bottom-up to be assembled in the terminal groove 14 of insulating body 1, and is arranged in the both lateral sides of described accepting groove 13 along longitudinally.Each terminal 2 comprises connecting portion 21, the contact site 22 extended from one end (i.e. upper end) of connecting portion 21 and the weld part 23 extended from the other end (i.e. lower end) of connecting portion 21 in the terminal groove 14 that is located on insulating body 1.Described contact site 22 upwards extends from the upper end of connecting portion 21 and protrudes in accepting groove 13 to connect with abutment element, described weld part 23 extends the lower surface 12 of insulating body 1 downwards from the lower end of connecting portion 21 and extends to form in the horizontal direction after vertical bending, and described weld part 23 extends outward described insulating body 1 in the horizontal direction, thus make described weld part 23 be soldered on circuit board 200 in the mode of surface mounting technology (Surface Mount Technology, SMT).Described weld part 23 is provided with the plane first surface 231 being positioned at top, be positioned at below and the second surface 232 relative with first surface 231, and connect the two sides 233 of described first surface 231 and second surface 232, described second surface 232 is for being different from the non-planar of first surface 231 and towards described circuit board 200, in the present embodiment, described second surface 232 is circular arc, in other embodiments, described second surface 232 also can be that other are non-planar, as triangle, trapezoidal, the various shape such as waveform, each side 233 described is mutually vertical with first surface 231.Described weld part 23 is also provided with the through hole 234 running through described first surface 231 and second surface 232.
Refer to shown in Fig. 5, when connector 100 of the present utility model is soldered to circuit board 200, tin cream 300 will be filled between the metallic gasket 201 of circuit board 200 and the second surface 232 of weld part 23 weld part 23 and circuit board 200 to be welded together, because the second surface 232 of described weld part 23 is for being different from the non-planar of first surface 231, its surface area increases greatly compared to plane area, the tin cream 300 making second surface 232 coated will showed increased, thus be conducive to promoting weld part 23 and the reliability of welding between circuit board 200.In addition, because weld part 23 is provided with the through hole 234 running through first surface 231 and second surface 232, tin cream 300 can enter in described through hole 234 further, thus improves the appearance tin effect of weld part 23 further, and then more ensure that weld part 23 is connected with the reliable of circuit board 200.
Described fixing feet 3 is bottom-up to be assembled in the slit 16 of insulating body 1, it is provided with the horizontal part 31 extending in the horizontal direction to be soldered on circuit board 200 and the vertical portion 32 upwards vertically bending extension from one end of described horizontal part 31, and the lower surface 12 that described horizontal part 31 abuts in insulating body 1 protrudes out insulating body 1 one end along longitudinally.Described vertical portion 32 to be housed in slit 16 and to be provided with the fixing arm 321 be held in for a pair in insulating body 1.Described fixing feet 3 is provided with at horizontal part 31 and the junction of vertical portion 32 perforation 33 simultaneously running through described horizontal part 31 and vertical portion 32.The relative other end connecting one end, described vertical portion 32 of horizontal part 31 of fixing feet 3 is provided with the fluting 34 run through up and down, and described fluting 34 outwards runs through the other end of described horizontal part 31.It is same when connector 100 is soldered to circuit board 200, also tin cream can be filled between the horizontal part 31 of fixing feet 3 and circuit board 200, and described tin cream will enter in described perforation 33 and fluting 34 simultaneously, thus improve the appearance tin effect of horizontal part 31, and then ensure that fixing feet 3 is connected with the reliable of circuit board 200.
Connector 100 disclosed by present embodiment is PCI-E (PCI Express) connector, and certainly in other embodiments, described connector 100 also can be the connector of other any forms.Namely bonder terminal 2 structure that the utility model is protected is applicable to any connector, the weld part 23 that described terminal 2 comprises connecting portion 21, the contact site 22 extended from one end (i.e. upper end) of connecting portion 21 and extends from the other end (i.e. lower end) of connecting portion 21.Described weld part 23 extends for surface mounting technology (Surface Mount Technology in the horizontal direction, SMT) mode is soldered on circuit board 200, and described weld part 23 is provided with the plane first surface 231 being positioned at top, the non-planar second surface 232 being positioned at below and connects the two sides 233 of described first surface 231 and second surface 232.In the present embodiment, described second surface 232 is circular arc, and each side 233 described is mutually vertical with upper surface, and described weld part 23 is also provided with the through hole 234 running through described first surface 231 and second surface 232.It is consistent that its effect reached and terminal 2 reach effect in above-mentioned connector 100, therefore repeats no more here.
Above-described embodiment is better embodiment of the present utility model.And the execution mode of not all, the change of those of ordinary skill in the art by reading the utility model specification to any equivalence that technical solutions of the utility model are taked, is claim of the present utility model and contains.
Claims (10)
1. a connector, in order to be soldered to circuit board, described connector comprises insulating body and is located at the terminal on insulating body; Described terminal comprises the connecting portion be located on insulating body, the contact site extended from one end of connecting portion, extends and the weld part be soldered in the mode of surface mounting technology on circuit board from the other end of connecting portion, it is characterized in that: described weld part is provided with plane first surface and relative with first surface and towards the non-planar second surface of described circuit board.
2. connector as claimed in claim 1, is characterized in that: described second surface is arc-shaped.
3. connector as claimed in claim 1, is characterized in that: described weld part is also provided with the two sides connecting described first surface and second surface, and each side described is mutually vertical with described first surface.
4. connector as claimed in claim 1, is characterized in that: described weld part is provided with the through hole running through described first surface and second surface.
5. the connector as described in Claims 2 or 3 or 4, it is characterized in that: described insulating body is provided with upper and lower surface relative along the vertical direction and from the recessed accepting groove of described upper surface downwards, the contact site of described terminal upwards extends from one end of connecting portion and protrudes in accepting groove, and described weld part extends the lower surface of described insulating body downwards from the other end of connecting portion and extends to form in the horizontal direction after vertical bending.
6. connector as claimed in claim 5, it is characterized in that: described insulating body is provided with the longitudinally perpendicular to described above-below direction, described terminal is arranged in the both sides of described accepting groove along longitudinally, described contact site protrudes in described accepting groove, connector also comprises a pair fixing feet at the lengthwise two ends being fixed on described insulating body, each fixing feet is provided with the horizontal part extending in the horizontal direction to be soldered on circuit board and the vertical portion upwards vertically bending extension from one end of described horizontal part, the both sides of described vertical portion are provided with the fixing arm be held in for a pair in described insulating body, the junction of described fixing feet horizontal part and vertical portion is provided with the perforation simultaneously running through described horizontal part and vertical portion.
7. connector as claimed in claim 6, is characterized in that: the other end that the horizontal part of described fixing feet connects one end, described vertical portion is relatively provided with the fluting run through up and down.
8. a bonder terminal, comprise connecting portion, the contact site extended from connecting portion one end and the weld part that extends from the other end of connecting portion, it is characterized in that: described weld part extend in the horizontal direction and be provided with the plane first surface that is positioned at top and below being positioned at non-planar second surface.
9. bonder terminal as claimed in claim 8, is characterized in that: described second surface is arc-shaped.
10. bonder terminal as claimed in claim 9, it is characterized in that: described weld part is provided with the two sides connecting described first surface and second surface, each side described is mutually vertical with described first surface, and described weld part is also provided with the through hole running through described first surface and second surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420647525.XU CN204243244U (en) | 2014-11-03 | 2014-11-03 | Connector and terminal thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420647525.XU CN204243244U (en) | 2014-11-03 | 2014-11-03 | Connector and terminal thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204243244U true CN204243244U (en) | 2015-04-01 |
Family
ID=52772694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420647525.XU Expired - Fee Related CN204243244U (en) | 2014-11-03 | 2014-11-03 | Connector and terminal thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204243244U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104979654A (en) * | 2015-06-04 | 2015-10-14 | 凡甲电子(苏州)有限公司 | Electric connector and conductive terminal thereof |
| CN107528138A (en) * | 2017-08-07 | 2017-12-29 | 番禺得意精密电子工业有限公司 | Electric coupler component |
-
2014
- 2014-11-03 CN CN201420647525.XU patent/CN204243244U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104979654A (en) * | 2015-06-04 | 2015-10-14 | 凡甲电子(苏州)有限公司 | Electric connector and conductive terminal thereof |
| CN107528138A (en) * | 2017-08-07 | 2017-12-29 | 番禺得意精密电子工业有限公司 | Electric coupler component |
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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: 20150401 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |