CN104218359B - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN104218359B CN104218359B CN201310212226.3A CN201310212226A CN104218359B CN 104218359 B CN104218359 B CN 104218359B CN 201310212226 A CN201310212226 A CN 201310212226A CN 104218359 B CN104218359 B CN 104218359B
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- conducting terminal
- insulating body
- stage portion
- electric connector
- elastic head
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Abstract
An electrical connector is used for being electrically connected with a chip module provided with pins and a circuit board. The electrical connector comprises an insulation body, a conductive terminal accommodated in the insulation body, and a tin ball used for fixing the conductive terminal to the circuit board. The insulation body comprises an upper surface and a lower surface which are arranged opposite to each other, an accommodating hole passing through the upper surface and the lower surface, and a retaining groove connected with the accommodating hole. The conductive terminal comprises a main part, a contact part which is bent upwards and extends from the main part, a bent part which is bent downwards and extends from the main part, and a welding part which is bent downwards and extends from the main part. An elastic head is arranged between the bent part and the welding part. The insulation body is provided with a step part protruding from a side opposite to the inner wall to the accommodating hole. The main part is accommodated in the retaining groove. The elastic head props against the step part and is arranged at the lower side of the step part, and the conductive terminal is fixed in the insulation body.
Description
[technical field]
The present invention relates to a kind of electric connector, more particularly, to a kind of chip module that can be electrically connected with is to printed circuit board (PCB)
Electric connector.
[background technology]
Existing electric connector, for connecting the chip module with stitch, comprising: is provided with the insulation of terminal accommodation holes originally
Body and the conducting terminal being housed in terminal accommodating in the hole, conducting terminal includes main part, main body be folded upward at extend folder
Gripping arm, main body bend downwards the holding parts that the weld part of extension and main body extend to both sides.Terminal accommodation holes have
Inwall, conducting terminal is exposed in inwall and holding parts are interfered into inwall and by this interfering edge, conducting terminal is fixed on end
So that when plugging chip module, being not result in that conducting terminal moves up and down in sub- accepting hole, and then affect to be electrically connected with.
Existing electric connector setting is interfered in the inwall into terminal accommodation holes although conduction can be prevented by holding parts
Terminal moves up and down, but because conducting terminal quantity gets more and more so that conducting terminal is excessive with the interfering edge of insulating body, can lead
Buckling deformation in the insulating body causing plastic cement, and then the final function of affecting product there is；Because between conducting terminal and insulating body
There is very big interfering edge, so allow for requiring during contact pin higher, the generation of the phenomenons such as loose contact can be led to；
Conducting terminal and insulating body interference engagement, when conducting terminal is assembled into insulating body, operation is more complicated and has one
Fixed difficulty, is relatively easy to damage conducting terminal and insulating body.
In view of above-mentioned condition, it is necessory to provide a kind of new electric connector to solve present in prior art
Defect.
[content of the invention]
It is an object of the invention to provide a kind of electric connector that can prevent insulating body warpage.
Electric connector of the present invention is achieved through the following technical solutions: a kind of electric connector, is for electrically connecting to stitch
Chip module and circuit board, this electric connector includes insulating body, the conducting terminal being housed in insulating body and leading
Electric terminal is fixed to the stannum ball on circuit board, and described insulating body includes the upper surface being oppositely arranged and lower surface, runs through upper table
With the accepting hole of lower surface and the holding slot that is connected with accepting hole, described conducting terminal includes main part, main body upwards in face
The contact site that bending extends, main body bend downwards the bending part of extension and the weld part bending downwards extension from bending part,
It is provided with elastic head, described insulating body is provided with from the opposite side of inwall to housing in the hole between described bending part and weld part
The stage portion protruding out, described main part is housed in holding slot, and described elastic head is resisted against in stage portion and elastic head position
In the downside of stage portion, and conducting terminal is fixed in insulating body.
The present invention defines further: described conducting terminal also includes being located between elastic head and weld part and own elasticity head
Portion bends downwards the holding section of extension.
The present invention defines further: described stage portion include being exposed in holding tank and support holding section abutting part and from
Stage portion caves inward and keeps out the rake that elastic head is moved upwards.
The present invention defines further: the width of described holding section is more than the width of elastic head.
The present invention defines further: described elastic head has elasticity and does elastic inference with rake.
The present invention defines further: described insulating body includes the holding tank being recessed upwards from lower surface, described holding tank
It is obliquely installed in the direction contrary with rake in the side with respect to stage portion and jointly clamp stannum ball with weld part.
The present invention defines further: described contact site along main part side be folded upward at extend, described bending part with connect
The direction that contact portion extends is identical and the same side that be respectively positioned on main part.
The present invention defines further: described conducting terminal also includes the extension of main body outward, described main body
Portion and extension are housed in described holding slot, and the bearing of trend of described holding section is identical with the bearing of trend of extension, described
Insulating body has from upper surface concave downward and with accepting hole is in the supporting part of step-like setting, and described supporting part supports conductive
Terminal is moved downward with conducting terminal when preventing the stitch of chip module from inserting.
Electric connector of the present invention is achieved through the following technical solutions: a kind of electric connector, is for electrically connecting to stitch
Chip module and circuit board, this electric connector includes insulating body, the conducting terminal being housed in insulating body and leading
Electric terminal is fixed to the stannum ball on circuit board, and described insulating body includes the upper surface being oppositely arranged and lower surface, runs through upper table
With the accepting hole of lower surface and the holding slot that is connected with accepting hole, described conducting terminal includes main part, main body upwards in face
The clamping limb that bending extends, main body bend downwards the bending part of extension and the weld part bending downwards extension from bending part,
The inwall of described insulating body have be oppositely arranged before with below, described insulating body is provided with from protruding out to accepting hole below
Stage portion, described conducting terminal is assembled into insulating body from top to bottom, until described elastic head abuts platform in the longitudinal direction
Rank portion, described conducting terminal is fixed in insulating body.
The present invention defines further: during described conducting terminal assembling, described main part is housed in holding slot, described elasticity
Head is located at the upside of stage portion, and described conducting terminal continues to move downward, and described elastic head occurs elasticity with stage portion
Interfere, described conducting terminal then down moves so that described elastic head is located at the downside of stage portion, and described elastic head
Abut stage portion, be completed, described conducting terminal is assembled in insulating body.
Compared to prior art, at least there is advantages below in electric connector of the present invention: the main part of electric connector is housed in
In holding slot, and elastic head is resisted against in stage portion and conducting terminal is fixed in insulating body, i.e. the master of conducting terminal
Body and elastic head support inwall in the longitudinal direction and with stage portion and conducting terminal are fixed in insulating body, Er Feiyan
Do something in disregard of obstacles with insulating body on the bearing of trend of extending portion and relate to, and then can prevent because the interfering edge of conducting terminal and insulating body is excessive
Lead to insulating body buckling deformation.
[brief description]
Fig. 1 is the three-dimensional combination figure of electric connector of the present invention.
Fig. 2 is the three-dimensional combination figure of another angle of electric connector of the present invention.
Fig. 3 is the three-dimensional exploded view of electric connector of the present invention.
Fig. 4 is the side view of the conducting terminal of electric connector of the present invention.
Fig. 5 is the axonometric chart of the insulating body of electric connector of the present invention.
Fig. 6 is the axonometric chart of another angle of the insulating body of electric connector of the present invention.
Fig. 7 is electric connector of the present invention a-a direction sectional view only to insulating body along along Fig. 1.
Fig. 8 is the partial exploded view of electric connector in Fig. 7.
[specific embodiment]
Refer to shown in Fig. 1 to Fig. 3, electric connector 100 is for electrically connecting to the chip module (not shown) with stitch
With circuit board (not shown), this electric connector 100 include insulating body 1, the conducting terminal 2 being housed in insulating body 1 and with
Conducting terminal 2 is fixed to the stannum ball 3 on circuit board.
Please emphasis refer to shown in Fig. 3 to Fig. 4, conducting terminal 2 includes main part 20, main body 20 upwards and to a lateral bending
The clamping limb 21 that folding extends, main body 20 bend downwards the bending part 22 of extension, bend downwards the weldering of extension from bending part 22
Socket part 23 and the extension 26 of main body 20 both sides outward.The direction that bending part 22 is bent with clamping limb 21 is identical.Lead
Electric terminal 2 also includes the elastic head 24 being located between bending part 22 and weld part 23 and the agnail being connected with elastic head 24
25, elastic head 24 is located at the corner of bending part 22, and the width of agnail 25 is more than the width of elastic head 24, the prolonging of agnail 25
Stretch direction identical with the bearing of trend of extension 26 and be each perpendicular to clamping limb 21 extension direction.Bending part 22 and clamping limb 21
It is respectively positioned on the same side of main part 20.
Please refer to shown in Fig. 3 to Fig. 6 by emphasis, insulating body 1 includes the upper surface 11 that is oppositely arranged and lower surface 12, runs through
Upper surface 11 is with the accepting hole 15 of lower surface 12 and the holding slot 14 that is connected with accepting hole 15.Insulating body 1 is also included from upper table
Face 11 concave downward and with accepting hole 15 be in step-like setting supporting part 16, supporting part 16 support conducting terminal 2 to prevent core
During the stitch insertion of piece module, conducting terminal 2 moves downward.Accepting hole 15 and holding slot 14 have inwall 10, and insulating body 1 is also
Including being recessed upwards from lower surface 12 and house the holding tank 17 of stannum ball 3.Inwall 10 include being oppositely arranged before 101 with below
102, after 102 protrude out to accepting hole 15 and be provided with stage portion 19, stage portion 19 includes being exposed in holding tank 17 and supporting agnail
25 holding section 191 and cave inward from stage portion 19 and keep out the rake 190 that elastic head 24 is moved upwards.
Please emphasis refer to shown in Fig. 7 to Fig. 8, during assembling, by conducting terminal 1, group enters in insulating body 1 from top to bottom, will lead
Body 20 and elastic head 24 101 enter to the following group with below 102 respectively along before insulating body 1, and weld part 23 contacts downwards
Continue to move downward to after stage portion 19 and until elastic head 24 abuts to after rake 190, agnail 25 supports in card simultaneously
Hold portion 191, now, conducting terminal 1 assembling puts in place.After being completed, 2 groups of conducting terminal is located in insulating body 1, main part 20
And extension 26 is housed in holding slot 14, clamping limb 21 is housed in accepting hole 15, and elastic head 24 has elasticity, with elasticity
Head 24 does elastic inference and elastic head 24 supports on rake 190, and agnail 25 supports on holding section 191, Jin Erfang
Only conducting terminal 1 moves upwards.Holding tank 17 is in that the direction contrary with rake 190 tilts in the side with respect to stage portion 19
Setting simultaneously clamps stannum ball 3 jointly with weld part 23.
The main part 20 of the electric connector 100 of the present invention is housed in holding slot 14, and elastic head 24 supports in rake
On 190 and elastic head 24 be located at stage portion 19 downside, agnail 25 supports on holding section 191, i.e. the main body of conducting terminal 2
Portion 20 supports inwall 10 and stage portion 19 respectively in the longitudinal direction with elastic head 24 and agnail 25, and rake 190 gives conduction
2 one support forces of terminal and holding slot 14 also give 2 one support forces of conducting terminal in the opposite direction, so can be by conduction
Terminal 2 is fixed in insulating body 1, and meanwhile, it is also identical with holding slot 14 to conducting terminal 2 one that weld part 23 supports stannum ball 3
The support force in direction.During conducting terminal assembling, main part 20 is housed in holding slot 14, and elastic head 24 is located at stage portion 19
Upside, conducting terminal 2 continues to move downward, and elastic head 24 occurs elastic inference with stage portion 19, and conducting terminal 2 is then past
Lower motion is so that elastic head 24 is located at the downside of stage portion 19, and elastic head 24 abuts stage portion 19, is completed, leads
Electric terminal 2 is assembled in insulating body 1.Electric connector 100 pass through insulating body 1 with conducting terminal 2 supporting in the longitudinal direction
Hold cooperation, conducting terminal 2 is fixed in insulating body 1, rather than hard with insulating body 1 on the bearing of trend of extension 26
Interference engagement.The present invention supports, with insulating body 1 and conducting terminal 2, the be clasped existing conducting terminal of replacement 2 and insulation
Body 1 interference engagement, can prevent conducting terminal 2 excessive with the interfering edge of insulating body 1, and then can prevent insulating body 1
Produce buckling deformation it is ensured that product function.
It should be pointed out that the foregoing is only the preferred forms of the present invention, it is not all, of embodiment, this area is general
Any equivalent change that logical technical staff is taken to technical solution of the present invention by reading description of the invention, is this
Bright claim is covered.
Claims (8)
1. a kind of electric connector, is for electrically connecting to chip module and the circuit board with stitch, and this electric connector includes insulating
Body, the conducting terminal being housed in insulating body and the stannum ball to be fixed to conducting terminal on circuit board, described insulation is originally
Body is included the upper surface that is oppositely arranged and lower surface, runs through upper surface with the accepting hole of lower surface and the fixing that is connected with accepting hole
Groove, described conducting terminal includes main part, main body is folded upward at the contact site of extension, main body bends downwards extension
Bending part, the weld part bending downwards extension from bending part, the agnail being located between elastic head and weld part and main body
The extension of outward it is characterised in that: be provided with elastic head between described bending part and weld part, described insulating body sets
There is the stage portion protruding out in from the opposite side of inwall to accepting hole, described main part and extension are housed in holding slot, institute
State the downside that elastic head is resisted against stage portion, and conducting terminal is fixed in insulating body, the bearing of trend of described agnail
Identical with the bearing of trend of extension, described insulating body has from upper surface concave downward and is in step-like setting with accepting hole
Supporting part, described supporting part supports conducting terminal to move downward with conducting terminal when preventing the stitch of chip module from inserting.
2. electric connector as claimed in claim 1 it is characterised in that: described agnail own elasticity head bends downwards extension.
3. electric connector as claimed in claim 2 it is characterised in that: described stage portion include supporting agnail holding section and from
Stage portion caves inward and keeps out the rake that elastic head is moved upwards.
4. electric connector as claimed in claim 3 it is characterised in that: the width of described agnail be more than elastic head width.
5. electric connector as claimed in claim 3 it is characterised in that: described elastic head has elasticity and makees bullet with rake
Property interfere.
6. electric connector as claimed in claim 1 it is characterised in that: described insulating body includes being recessed upwards from lower surface
Holding tank, described holding tank is obliquely installed in the direction contrary with rake and common with weld part in the side with respect to stage portion
With clamping stannum ball.
7. electric connector as claimed in claim 1 it is characterised in that: described contact site is folded upward at prolonging along the side of main part
Stretch, described bending part is identical with the direction that contact site extends and the same side that be respectively positioned on main part.
8. a kind of electric connector, is for electrically connecting to chip module and the circuit board with stitch, and this electric connector includes insulating
Body, the conducting terminal being housed in insulating body and the stannum ball to be fixed to conducting terminal on circuit board, described insulation is originally
Body is included the upper surface that is oppositely arranged and lower surface, runs through upper surface with the accepting hole of lower surface and the fixing that is connected with accepting hole
Groove, described conducting terminal includes main part, main body is folded upward at the clamping limb of extension, main body bends downwards extension
Bending part and from bending part bend downwards extension weld part it is characterised in that: be provided with bullet between described bending part and weld part
Property head, the inwall of described insulating body have be oppositely arranged before with below, described insulating body is from below to accepting hole
Protrude out and be provided with stage portion, described conducting terminal is assembled into insulating body from top to bottom, until described elastic head is in fore-and-aft direction
The upper downside abutting stage portion and being resisted against stage portion, described conducting terminal is fixed in insulating body, described conducting end subgroup
During dress, described main part is housed in holding slot, described elastic head be located at stage portion upside, described conducting terminal continue to
Lower motion, and described elastic head and stage portion occur elastic inference, described conducting terminal then down motion so that described bullet
Property head be located at stage portion downside, and described elastic head abut stage portion, be completed, described conducting terminal is assembled into absolutely
Edge is originally internal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310212226.3A CN104218359B (en) | 2013-05-31 | 2013-05-31 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310212226.3A CN104218359B (en) | 2013-05-31 | 2013-05-31 | Electrical connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104218359A CN104218359A (en) | 2014-12-17 |
| CN104218359B true CN104218359B (en) | 2017-01-25 |
Family
ID=52099616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310212226.3A Active CN104218359B (en) | 2013-05-31 | 2013-05-31 | Electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104218359B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111262079B (en) * | 2020-01-22 | 2021-06-18 | 番禺得意精密电子工业有限公司 | Electrical connector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201112752Y (en) * | 2007-07-26 | 2008-09-10 | 番禺得意精密电子工业有限公司 | Electric connector |
| US7462040B1 (en) * | 2007-09-10 | 2008-12-09 | Hirose Electric Co., Ltd. | Electrical connector for circuit board |
| CN201478563U (en) * | 2009-07-20 | 2010-05-19 | 富士康(昆山)电脑接插件有限公司 | Electrical connector and terminal thereof |
| CN201590512U (en) * | 2009-11-05 | 2010-09-22 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN202042665U (en) * | 2010-12-23 | 2011-11-16 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200950516Y (en) * | 2006-09-04 | 2007-09-19 | 上海莫仕连接器有限公司 | Socket connector |
-
2013
- 2013-05-31 CN CN201310212226.3A patent/CN104218359B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201112752Y (en) * | 2007-07-26 | 2008-09-10 | 番禺得意精密电子工业有限公司 | Electric connector |
| US7462040B1 (en) * | 2007-09-10 | 2008-12-09 | Hirose Electric Co., Ltd. | Electrical connector for circuit board |
| CN201478563U (en) * | 2009-07-20 | 2010-05-19 | 富士康(昆山)电脑接插件有限公司 | Electrical connector and terminal thereof |
| CN201590512U (en) * | 2009-11-05 | 2010-09-22 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN202042665U (en) * | 2010-12-23 | 2011-11-16 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104218359A (en) | 2014-12-17 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |