CN201430246Y - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN201430246Y CN201430246Y CN2009203017757U CN200920301775U CN201430246Y CN 201430246 Y CN201430246 Y CN 201430246Y CN 2009203017757 U CN2009203017757 U CN 2009203017757U CN 200920301775 U CN200920301775 U CN 200920301775U CN 201430246 Y CN201430246 Y CN 201430246Y
- Authority
- CN
- China
- Prior art keywords
- scolder
- electric connector
- insulating body
- conducting terminal
- 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
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Abstract
An electric connector is used for electrically connecting a chip module and a circuit board, and comprises an insulator, conductive terminals and solder, wherein the insulator is provided with a plurality of terminal slots and a solder holding space communicated with the terminal slots, the conductive terminals are held in the terminal slots, and are respectively provided with welding portions, the solder can be mechanically clamped in the solder holding space of the insulator, and the middle portion of the solder is provided with a holding hole for containing the welding portions of the conductive terminals. The solder of the electric connector is mechanically clamped on the insulator, does not need to be welded on the conductive terminals in advance, the operation is simple, and the costcan be reduced.
Description
[technical field]
The utility model is about a kind of electric connector, relates in particular to a kind of electric connector that electrically connects chip module and circuit board.
[technical background]
The electric connector relevant with the utility model is used to electrically connect circuit board and chip module, as United States Patent (USP) the 5th, 702, No. 255 and the 4th, 822, No. 288 disclose.This electric connector comprises insulating body, is contained in plurality of conductive terminals and tin ball in the insulating body.During assembling, at first conducting terminal is placed insulating body, then the tin ball is welded in advance the afterbody of conducting terminal, be placed on electric connector on the circuit board then and send into reflow stove heating, make after the tin ball fusing corresponding contact on conducting terminal and the circuit board is connected, thus electrically conducting between realization electric connector and circuit board.
But above-mentioned electric connector needs in advance the tin ball bonding to be connected on the conducting terminal, complicated operating process and time-consuming, and cause the processing cost height.
Therefore, necessaryly provide a kind of improved electric connector, to overcome the defective that above-mentioned electric connector exists.
[utility model content]
The purpose of this utility model provides a kind of electric connector that can be easy scolder is fixed on the insulating body and can cuts down finished cost.
Electric connector of the present utility model is achieved through the following technical solutions: a kind of electric connector, be used to electrically connect chip module and circuit board, and it comprises insulating body, conducting terminal and scolder.The scolder receiving space that insulating body is provided with the plurality of terminals groove and is connected with terminal groove.Conducting terminal is housed in the terminal groove of insulating body, and is provided with weld part.Scolder mechanically fixes in the scolder receiving space of insulating body, which is provided with accepting hole, can accommodate the weld part of conducting terminal, and and weld part between have the gap.
Compared with prior art, electric connector of the present utility model mechanically is fixed on scolder in the scolder receiving space of insulating body, need not scolder is welded on the conducting terminal in advance, and is simple to operate, can cut down finished cost.
[description of drawings]
Fig. 1 is the three-dimensional combination figure of the utility model electric connector.
Fig. 2 is the three-dimensional bight cutaway view of the utility model electric connector.
Fig. 3 is similar to Fig. 2, but scolder is not fixed on the insulating body of electric connector as yet.
Fig. 4 is the bight profile of the utility model electric connector.
Fig. 5 is the partial perspective view of the utility model electric connector, demonstration be the internal structure of terminal groove.
Fig. 6 is the stereogram of the conducting terminal of the utility model electric connector.
[embodiment]
See also Fig. 1 to shown in Figure 6, electric connector 100 of the present utility model is used to electrically connect chip module (not shown) and circuit board (not shown), and it comprises insulating body 1, is housed in the plurality of conductive terminals 2 in the insulating body 1 and mechanically organizes the scolder 3 that is located on the insulating body 1.
Please consult Fig. 3 and shown in Figure 5 by emphasis, insulating body 1 is to be made by insulating material, which is provided with plurality of terminals groove 10, is used to accommodate conducting terminal 2.Terminal groove 10 comprises holding slot 11 and the terminal containing slot 12 that is connected with holding slot 11.Terminal containing slot 12 protrudes out from its inwall and is provided with arcuation stop section 13.Stop section 13 has end face 130, and it is lower than the upper surface (not label) of insulating body 1.The center bottom position of terminal groove 10 also offers circular hole 14.Four corners of insulating body 1 under terminal groove 10 also protrude out downwards and are provided with some boss 15.Boss 15 encloses the scolder receiving space 16 that formation roughly is semicontinuous circle, is used to accommodate scolder 3.Second inwall 151 that the inwall of each boss 15 includes first inwall 150 of arc surfaced and is positioned at first inwall, 150 belows and expands outwardly.First inwall 150 can with scolder 3 interference engagement, be used for scolder 3 is fixed on the scolder receiving space 16 of insulating body 1, and need not scolder 3 is welded on the conducting terminal 2 in advance, simple to operate, can cut down finished cost.Second inwall, 151 bootable scolders 3 enter in the scolder receiving space 16.
Please emphasis consult shown in Figure 6ly, conducting terminal 2 be housed in the terminal groove 10 of insulating body 1, is to be made by the metal material punching press, and it is provided with flat main part 20.One side of main part 20 is extended straight up and is provided with tabular holding parts 21, and this tabular holding parts 21 can fix in the holding slot 11 of insulating body 1, is used for conducting terminal 2 is fixed on insulating body 1.Main part 20 is in the same plane with holding parts 21.Holding parts 21 is provided with plate-like base 22 to side bending extension.Plane, base portion 22 place is approximately perpendicular to plane, main part 20 place.Base portion 20 can be undertaken on the end face 130 of stop section 13 of insulating body 1, is used for conducting terminal 2 is positioned at insulating body 1.Base portion 20 upwards bending extension is provided with elastic portion 23.Elastic portion 23 is housed in the terminal containing slot 12 of insulating body 1, and its end is provided with arcuation contact site 24, can connect with chip module (not shown), is used to realize electrically conducting between conducting terminal 2 and the chip module (not shown).The two ends of the opposite side of main part 20 are arranged with hangnail 25, can interfere on the wall of the holding slot 11 that is buckled in insulating body 1, are used for conducting terminal 2 is stably fixed at insulating body 1.The position of main part 20 between two hangnails 25 is provided with kink 26 downwards and to base portion 20 place directions extensions.Kink 26 extends the weld part 27 that is provided with the vertical bar shape straight down, the circular hole 14 that can pass insulating body 1 stretches in the scolder receiving space 16, and with the corresponding contact welding of circuit board (not shown), be used to realize electrically conducting between conducting terminal 2 and the circuit board (not shown).
Please consult Fig. 2 to shown in Figure 4 by emphasis, scolder 3 is cylindrical structure, and group is located in the scolder receiving space 16 of insulating body 1, and its middle part offers circular accepting hole 30, can accommodate the weld part 27 of conducting terminal 2.The diameter of accepting hole 30 is greater than the width of the weld part 27 of conducting terminal 2.There is gap (not label) between wall after the weld part 27 of conducting terminal 2 is housed in the accepting hole 30 and within the accepting hole 30.The diameter of the accepting hole 30 of scolder 3 is less than the diameter of the circular hole 14 of insulating body 1, scolder 3 is flowed at the weld part 27 of heat fused scolder 3 welding conducting terminals 2 during with circuit board (not shown) towards circular hole 14, avoid adjacent scolder 3 fusing backs to cause short circuit to the both sides outflow, can make simultaneously scolder 3 fusing backs fully surround the weld part 27 of conducting terminal 2, thereby can guarantee well electrically conducting between electric connector 100 and the circuit board (not shown).
During assembling, earlier conducting terminal 2 is assembled in the insulating body 1.At this moment, the base portion 22 of conducting terminal 2 is undertaken on the stop section 13 of insulating body 1, the holding parts 21 of conducting terminal 2 fixes in the holding slot 11 of insulating body 1, the hangnail 25 of conducting terminal 2 interferes fixing on the corresponding wall of the holding slot 11 of insulating body 1, and the weld part 27 of conducting terminal 2 stretches out outside the circular hole 14 of insulating body 1.The elastic portion 23 of conducting terminal 2 is stretched out the top of insulating body 1.Mechanically scolder 3 is fixed in insulating body 1 then.At this moment, scolder 3 is fixed in the scolder receiving space 16 of insulating body 1, and the weld part 27 of conducting terminal 2 is housed in the accepting hole 30 of scolder 3, and and scolder 3 between have the gap, promptly do not contact with scolder 3.At last the electric connector 100 that assembles is placed on the circuit board (not shown), and heat fused scolder 3 is welded on the circuit board (not shown) with the weld part 27 with conducting terminal 2.At this moment, promptly realized electric connection between electric connector 100 and the circuit board (not shown).The contact site 24 of conducting terminal 2 can connect with the chip module (not shown) that group is located on the electric connector 100, realizes the electric connection between electric connector 100 and the chip module (not shown).Thus, promptly realized the function that electrically conducts between chip module (not shown) and the circuit board (not shown).
Electric connector 100 of the present utility model mechanically is fixed on scolder 3 in the scolder receiving space 16 of insulating body 1, and there is the gap between the weld part 27 of scolder 3 and conducting terminal 2, need not scolder 3 is welded on the weld part 27 of conducting terminal 2 in advance, easy and simple to handle, reduced processing cost.In addition, because of circular hole 14 is connected with scolder receiving space 16, scolder 3 can flow towards the circular hole 14 of insulating body 1 when heat fused, having avoided adjacent scolder 3 fusing backs to flow out the back to both sides links to each other and causes short circuit, can make simultaneously scolder 3 fusing backs fully surround the weld part 27 of conducting terminals 2, so the good electric connection between assurance electric connector 100 and the circuit board (not shown).
The above only is a kind of execution mode of the present utility model, it or not whole or unique execution mode, 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. electric connector, be used to electrically connect chip module and circuit board, it comprises insulating body, conducting terminal and scolder, the scolder receiving space that insulating body is provided with the plurality of terminals groove and is connected with terminal groove, conducting terminal is housed in the terminal groove of insulating body, and be provided with weld part, solder mechanical ground fixes in the scolder receiving space of insulating body, it is characterized in that: described scolder is provided with accepting hole, can accommodate the weld part of described conducting terminal, and and weld part between have the gap.
2. electric connector as claimed in claim 1 is characterized in that: the weld part of described conducting terminal is the setting of vertical bar shape.
3. electric connector as claimed in claim 1 is characterized in that: four corners under the terminal groove of described insulating body also protrude out downwards and are provided with some boss, and described scolder receiving space is enclosed by described boss and forms.
4. electric connector as claimed in claim 3, it is characterized in that: second inwall that the inwall of described boss comprises first inwall of arc surfaced and is positioned at first inwall below and expands outwardly, described first inwall can with described scolder interference engagement, scolder is fixed in the scolder receiving space of described insulating body.
5. electric connector as claimed in claim 3 is characterized in that: the terminal groove of described insulating body comprises holding slot and the terminal containing slot that is connected with holding slot, and described terminal containing slot protrudes out from its inwall and is provided with the stop section that stops described conducting terminal.
6. electric connector as claimed in claim 2 is characterized in that: the medium position place of the terminal groove of described insulating body also is provided with circular hole, can pass through for the weld part of described conducting terminal.
7. electric connector as claimed in claim 6 is characterized in that: described conducting terminal also comprise main part, by main part extend upward the holding parts of setting, the base portion that extend to be provided with by holding parts one lateral buckling and by base portion upwards bending extend the elastic portion that is provided with.
8. electric connector as claimed in claim 7, it is characterized in that: described conducting terminal comprises that further the medium position by main part one side bends the kink that extends setting downwards, the weld part of described conducting terminal extends setting downwards by kink, and described elastic portion end is provided with the arcuation contact site that can connect with chip module.
9. electric connector as claimed in claim 8 is characterized in that: the main part of conducting terminal is respectively equipped with hangnail in the both sides of kink, can interfere fixing on the corresponding wall of the holding slot of described insulating body.
10. electric connector as claimed in claim 1 is characterized in that: described scolder is to be cylindrical structure, and described scolder receiving space is roughly rounded, and the diameter of described accepting hole is greater than the width of the weld part of described conducting terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203017757U CN201430246Y (en) | 2009-03-31 | 2009-03-31 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203017757U CN201430246Y (en) | 2009-03-31 | 2009-03-31 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201430246Y true CN201430246Y (en) | 2010-03-24 |
Family
ID=42033986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203017757U Expired - Fee Related CN201430246Y (en) | 2009-03-31 | 2009-03-31 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201430246Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103682932A (en) * | 2012-09-14 | 2014-03-26 | 庆良电子股份有限公司 | Sleeving method and sleeving structure of welding part and welding terminal |
| CN104377489A (en) * | 2014-11-03 | 2015-02-25 | 番禺得意精密电子工业有限公司 | Electronic device and manufacturing method thereof |
| CN107093810A (en) * | 2017-05-09 | 2017-08-25 | 番禺得意精密电子工业有限公司 | Electric connector |
-
2009
- 2009-03-31 CN CN2009203017757U patent/CN201430246Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103682932A (en) * | 2012-09-14 | 2014-03-26 | 庆良电子股份有限公司 | Sleeving method and sleeving structure of welding part and welding terminal |
| CN103682932B (en) * | 2012-09-14 | 2016-04-06 | 庆良电子股份有限公司 | The covered method of solder part and solder terminal and sheathed structure thereof |
| CN104377489A (en) * | 2014-11-03 | 2015-02-25 | 番禺得意精密电子工业有限公司 | Electronic device and manufacturing method thereof |
| CN107093810A (en) * | 2017-05-09 | 2017-08-25 | 番禺得意精密电子工业有限公司 | Electric connector |
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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: 20100324 Termination date: 20170331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |