CN204315842U - Electric connector - Google Patents
Electric connector Download PDFInfo
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- CN204315842U CN204315842U CN201420807856.5U CN201420807856U CN204315842U CN 204315842 U CN204315842 U CN 204315842U CN 201420807856 U CN201420807856 U CN 201420807856U CN 204315842 U CN204315842 U CN 204315842U
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- metal
- electric connector
- elastic contact
- terminal
- plastic cement
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Abstract
The utility model discloses a kind of electric connector, described electric connector comprises an insulating body, the hyoplastron that described insulating body has a base portion and protrudes out forward from described base portion; Be located at upper row's terminal of described insulating body and lower row's terminal; It is outer to form a grafting space that described insulating body is located at by one first metal-back frame; One second metal-back, is located at the top of described first metal-back; One shielding sheet is located at described insulating body, described shielding sheet has a main part and an elastic contact part, described main part is located at described hyoplastron and is arranged between terminal and described lower row's terminal on described, and described elastic contact part extends described base portion and described second metal shell phase Elastic Contact.Electric connector of the present utility model is conducive to microminiaturization, and shield effectiveness and high-frequency signal laser propagation effect good.
Description
Technical field
the utility model relates to a kind of electric connector, refers in particular to the electric connector that a kind of shield effectiveness is good.
Background technology
Existing electric connector comprises a body, is embedded in upper and lower two row's terminals of described body, and the shielding sheet between upper and lower two row's terminals, to shield the electromagnetic interference between described upper and lower two row's terminals.Such as: the patent No. is the Chinese patent of CN201420287956.X, specification [0051] discloses a kind of electric connector to [0053] section, it has a grounded metal sheet 5, and this grounded metal sheet 5 has a plate body 51 and is embedded in spaced apart first conducting terminal 21 and the second conducting terminal 22 in hyoplastron portion 16; And a crossbeam portion 54, two extensions 55 extended outward by these both sides, crossbeam portion 54, the end of this extension 55 forms a contact site 555, and this contact site 555 correspondence to be plugged in the draw-in groove 321 on external shield housing 3 with external shield housing 3 close contact thus this grounded metal sheet 5 is electrically connected with external shield housing 3.But, contact between the electric connector of this structure its contact site 555 and external shield housing 3 is an immutable rigid contact, because insulating body 1 is easily being out of shape after swapping process frequently, thus cause the contact between described contact site 555 and external shield housing 3 unstable.
In addition, the patent No. is the Chinese patent of CN201320512779.6, specification [0039] section discloses a kind of electric connector of vertical type, it has a ground strip 5 between the first signal terminal 41 and secondary signal terminal 42, described ground strip 5 comprises terminal part 51 and a main part 52, described terminal part 51 two ends are respectively equipped with an elastic arm 512, described elastic arm 512 first upwards outwards bends downwards from described terminal part 51 again and extends to form, for contacting to be electrically conducted mutually with described metal shell 3 by described ground strip 5 with metal shell 3.The electric connector of said structure, although the contact between its ground strip 5 and metal shell 3 is an Elastic Contact, but formed because elastic arm 512 is stretched out by main part 52 and be positioned at same plane, increase described ground strip 5 entire area, make described electric connector need reserve enough spaces to hold described ground strip 5, thus increase the volume of described electric connector, be unfavorable for the miniaturization of electric connector.
Therefore, be necessary to design a kind of new electric connector, to overcome the problems referred to above.
Summary of the invention
Creation object of the present utility model is to provide a kind of by arranging an elastic contact part and metal-back abuts against on shielding sheet, thus improves the electric connector of shield effectiveness.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of electric connector, is characterized in that, comprising: an insulating body, the hyoplastron that described insulating body has a base portion and protrudes out forward from described base portion; Upper row's terminal and lower row's terminal, be located at described insulating body and part is revealed in described hyoplastron; One metal-back, frame is located at outside described insulating body; And one shields sheet, it has a main part and is located at described hyoplastron and spaced apart described upper row's terminal and described lower row's terminal, the at least side of described main part is provided with a junction, is bent to form an elastic contact part downwards protrudes one of left and right side of described base portion and contact with described metal-back from described connecting portion.
Further, the angle between described main part and described elastic contact part is greater than 0 degree and is less than 180 degree.
Further, be provided with an extension between described connecting portion and described elastic contact part extend laterally from described connecting portion and protrude one of left and right side of described base portion.
Further, at least one projection is arranged at one of left and right side of described base portion, and described extension correspondence is located at described projection, and described elastic contact part extends described projection.
Further, described elastic contact part is positioned on rear side of described projection, on rear side of described projection, corresponding described elastic contact part place is provided with a first step and a second step, and described first step is close to described elastic contact part, has a gap between described second step and described elastic contact part.
Further, described upper row's terminal comprises at least one pair of high-speed differential signal terminal, and the rear end face of described base portion is provided with a breach between described high-speed differential signal terminal, and described high-speed differential signal terminal part is revealed in described breach.
Further, described metal-back comprises one first metal-back and one second metal-back, and described second metal-back is located at above described first metal-back, and described elastic contact part at least contacts with one of them of described first metal-back and described second metal-back.
Further, described first metal-back has a sidewall and a rear wall, and described elastic contact part is located at the slit between described sidewall and described rear wall.
Further, described lower row's terminal Unitary injection formed one first plastic cement block and one second plastic cement block, described first plastic cement block is provided with one first clamping part, described second plastic cement block is provided with one second clamping part, described first plastic cement block and described second plastic cement block are fixed mutually by described first clamping part and described second clamping part, described second plastic cement block is provided with one the 3rd buckle part further on rear side of described second clamping part, described insulating body is provided with one the 4th clamping part, described second plastic cement block and described insulating body are fixed mutually by described 3rd clamping part and described 4th clamping part.
Further, described 3rd clamping part comprises a vertical slot and a translot, described 4th clamping part comprises vertical fin and a horizontal fin, described vertical fin is arranged in described vertical slot, described horizontal fin is arranged in described translot, upper and lower and forward and backward spacing fixing described insulating body and described first plastic cement block, the second plastic cement block to be carried out.
Compared with prior art, the utility model has following beneficial effect: described shielding sheet is provided with a main part and an elastic contact part, the spaced apart upper and lower row's terminal of described main part, described elastic contact part is extended described insulating body and is abutted with described metal-back phase elasticity, keep the contact stabilization between described shielding sheet and described metal-back, avoid in the loose contact shielding sheet and described metal-back frequently described in swapping process, improve the earthing effect of described shielding sheet, thus improve the shield effectiveness of described electric connector; In addition, described elastic contact part and described main part lay respectively at two different planes, effectively utilize the space of described electric connector, make described electric connector without the need to reserved exceptional space with accommodating described shielding sheet, thus reduce the overall volume of described electric connector.
[accompanying drawing explanation]
Fig. 1 is the three-dimensional exploded view of the utility model electric connector;
Fig. 2 is the part isometric exploded view of the utility model electric connector;
Fig. 3 is the three-dimensional exploded view of another angle of the utility model electric connector;
Fig. 4 is the three-dimensional cutaway view of the utility model electric connector;
Fig. 5 is the vertical view of the utility model electric connector;
Fig. 6 is the cutaway view of Fig. 5 electric connector along B-B line;
Fig. 7 is the cutaway view of Fig. 5 electric connector along A-A line.
The drawing reference numeral of embodiment illustrates:
| Electric connector 100 | Insulating body 1 | Base portion 11 | Projection 110 |
| First step 111 | Second step 112 | Breach 113 | Hyoplastron 12 |
| Resettlement section 13 | Upper row's terminal 2 | First contact site 201 | First weld part 202 |
| High-speed differential signal terminal 20 | Lower row's terminal 3 | Second contact site 301 | Second weld part 302 |
| Pre-folding part 303 | First plastic cement block 31 | Arm 310 | First clamping part 311 |
| Second plastic cement block 32 | Second clamping part 321 | 3rd clamping part 322 | Vertical slot 3220 |
| Translot 3221 | 4th clamping part 131 | Vertical fin 1310 | Horizontal fin 1311 |
| Shielding sheet 4 | Main part 40 | Connecting portion 41 | Extension 411 |
| Elastic contact part 412 | Upper ground strip 5 | Elastic arm 51 | Lower ground strip 6 |
| First metal-back 7 | Roof 71 | Diapire 73 | Sidewall 72 |
| Rear wall 74 | Grafting space 701 | Second metal-back 8 |
[embodiment]
For ease of better understanding the purpose of this utility model, structure, feature and effect etc., existing the utility model is described in further detail with embodiment by reference to the accompanying drawings.
As shown in Figure 1 and Figure 4, electric connector 100 of the present utility model comprises an insulating body 1; Upper row's terminal 2 and lower row's terminal 3 are located at described insulating body 1; One shielding sheet 4 is located at described insulating body 1 and arranges between terminal 2 and described lower row's terminal 3 on described; It is outer to form a grafting space 701 that described insulating body 1 is located at by one first metal-back 7 frame; And one second metal-back 8, be located at the top of described first metal-back 7.
As shown in Figure 1 and Figure 2, the hyoplastron 12 that described insulating body 1 has a base portion 11 and protrudes out forward from described base portion 11, described shielding sheet 4 has the main part 40 being located at described hyoplastron 12, to strengthen the intensity of described hyoplastron 12; Described main part 40 is arranged on described between terminal 2 and described lower row's terminal 3 and arrange terminal 2 and lower row's terminal 3 on spaced apart, shields the signal disturbing between described upper row's terminal 2 and described lower row's terminal 3.The both sides of described main part 40 respectively to after extend to form two connecting portions 41 and be embedded in described base portion 11, extend laterally from connecting portion described in each 41 left and right side that formation one extension 411 protrudes described base portion 11; Be formed with two projections 110 respectively in the left and right side of described base portion 11, extension 411 described in each respectively correspondence is located at described projection 110; The rear side that an elastic contact part 412 extends described projection 110 is bent to form again downwards from described extension 411, angle between described main part 40 and described elastic contact part 412 is greater than 0 degree and is less than 180 degree, described main part 40 and described elastic contact part 412 is made to lay respectively in two different planes, to reduce the overall volume that described shielding sheet 4 occupies described electric connector 100.In other embodiment, described connecting portion 41, described extension 411 and described elastic contact part 412 also can only from the side elongation mouldings of described main part 40, and described projection 110 also one of left and right side that only can take shape in described base portion 11, do not limit at this.
As shown in Figure 1, Figure 2 and Figure 7, the end elasticity of described elastic contact part 412 is connected to described second metal-back 8, so that described shielding sheet 4 is carried out ground connection by described second metal-back 8; In other embodiments, described elastic contact part 412 also can contact with described first metal-back 7 or contact, not as limit with the first metal-back 7 and the second metal-back 8 simultaneously.On rear side of described projection 110, corresponding described elastic contact part 412 place is provided with first step 111 and a second step 112, described first step 111 is close to described elastic contact part 412, has a gap to provide the space of described elastic contact part 412 strain between described second step 112 and described elastic contact part 412.
Described upper row's terminal 2, described shielding sheet 4 and described insulating body 1 three in one ejection formation (insert-molding), extend one first weld part 202 of described base portion 11 after described upper row's terminal 2 comprises, and extend forward one first contact site 201 being also partly revealed in described hyoplastron 12 upper surface; Described upper row's terminal 2 comprises two pairs of high-speed differential signal terminals 20 further, the rear end face of described base portion 11 is respectively equipped with a breach 113 between high-speed differential signal terminal 20 described in every a pair of correspondence, described high-speed differential signal terminal 20 part is revealed in described breach 113, area in air is exposed to increase described high-speed differential signal terminal 20, thus effectively improve the transmission rate of described high-speed differential signal terminal 20, improve the high frequency performance of described electric connector 100, the speed of its transmission data of electric connector 100 of the present utility model can reach more than 15Gbps.In other embodiments, described upper row's terminal 2 also only can comprise a pair high-speed differential signal terminal 20, not as limit.
As shown in Figure 1, Figure 4 and Figure 5, described lower row's terminal 3 Unitary injection formed (insert-molding) one first plastic cement block 31 and one second plastic cement block 32, described first plastic cement block 31 takes shape in the front end of described lower row's terminal 3, described second plastic cement block 32 takes shape in the rear end of described lower row's terminal 3, and described lower row's terminal 3 has one second weld part 302 that one second contact site 301 and extending forward described first plastic cement block 31 extends back described second plastic cement block 32; Further, described lower row's terminal 3 has a pre-folding part 303 between described first plastic cement block 31 and described second plastic cement block 32, described first plastic cement block 31 and described second plastic cement block 32 are respectively equipped with one first clamping part 311 and one second clamping part 321, bend described pre-folding part 303 and make the first clamping part 311 and the second clamping part 321 mutually be fixed to be combined as a whole with described second plastic cement block 32 by described first plastic cement block 31.Described first plastic cement block 31 is provided with two arms 310, and described first clamping part 311 is located at described arm 310, and described second plastic cement block 32 to be partially housed in described in two between arm 310; The thickness that the thickness of described arm 310 front end is greater than rear end is stepped, thus strengthens the intensity of described arm 310, and when preventing the first plastic cement block 31 and the second plastic cement block 32 to be fixed, the first plastic cement block 31 is bending or split.
As shown in Fig. 3, Fig. 4 and Fig. 5, described second plastic cement block 32 is provided with one the 3rd clamping part 322 further and is positioned on rear side of described second clamping part 321, and described 3rd clamping part 322 comprises vertical slot 3220 and a translot 3221, described insulating body 1 is provided with a resettlement section 13 for accommodating described first plastic cement block 31 and described second plastic cement block 32, one the 4th clamping part 131 is provided with in described resettlement section 13, described 4th clamping part 131 comprises vertical fin 1310 and a horizontal fin 1311, described vertical fin 1310 is arranged in described vertical slot 3220, described horizontal fin 1311 is arranged in described translot 3221, with by described insulating body 1 and described first plastic cement block 31, on second plastic cement block 32 carries out, lower and front, after spacing fixing, described second contact site 301 is positioned at described hyoplastron 12 and is partly revealed in the lower surface of described hyoplastron 12.
As depicted in figs. 1 and 2, described electric connector 100 to comprise on one ground strip 5 and once ground strip 6 further, described upper ground strip 5 mutually fastens with described lower ground strip 6 and is wrapped in the back segment of described hyoplastron 12 and the junction of described base portion 11, described upper ground strip 5 is provided with multiple elastic arm 51 and contacts with each other and ground connection with described first metal-back 7, and described lower ground strip 6 is electrically connected by spot welding mutually with described first metal-back 7.In other embodiment, described upper ground strip 5 also can be formed in one with described lower ground strip 6, is located at the back segment of described hyoplastron 12 and the junction of described base portion 11, does not limit at this from the front end sleeve of described hyoplastron 12.
As shown in Fig. 1, Fig. 3 and Fig. 6, described first metal-back 7 is enclosed by roof 71, diapire 73, the two side 72 connecting described diapire 73 and described roof 71 and a rear wall 74 and forms, and the bottom of described insulating body 1 is lower than described diapire 73; Have a slit (non-label) between described sidewall 72 and described rear wall 74, described elastic contact part 412 correspondence is located at described slit and is abutted with described second metal-back 8 phase elasticity through described slit; Described second metal-back 8 is interfixed by the mode of spot welding with described first metal-back 7.In other embodiment, the first metal-back 7 and the second metal-back 8 are also fixed, not as limit by other method.
In sum, the utility model electric connector 100 has following beneficial effect:
(1) described elastic contact part 412 is extended described insulating body 1 and is at least contacted with one of them of described first metal-back 7 and described second metal-back 8, keep the contact stabilization between described shielding sheet 4 and the first metal-back 7 or described second metal-back 8, avoid in the loose contact shielding sheet 4 and the first metal-back 7 or described second metal-back 8 frequently described in swapping process, improve the earthing effect of described shielding sheet 4, thus improve the shield effectiveness of described electric connector 100; In addition, described elastic contact part 412 and described main part 40 lay respectively at two different planes, effectively utilize the space of described electric connector 100, make described electric connector 100 without the need to reserved exceptional space with accommodating described shielding sheet 4, thus reduce the overall volume of described electric connector 100.
(2) rear end face of described base portion 11 is respectively equipped with a breach 113 between high-speed differential signal terminal 20 described in every a pair of correspondence, described high-speed differential signal terminal 20 part is revealed in described breach 113, area in air is exposed to increase described high-speed differential signal terminal 20, the transmission rate of the described high-speed differential signal terminal 20 of effective raising, thus improve the high frequency performance of described electric connector 100.
(3) described second plastic cement block 32 is provided with one the 3rd clamping part 322 further and is positioned on rear side of described second clamping part 321, and described 3rd clamping part 322 comprises vertical slot 3220 and a translot 3221; One the 4th clamping part 131 is provided with in described resettlement section 13, described 4th clamping part 131 comprises vertical fin 1310 and a horizontal fin 1311, described vertical fin 1310 is arranged in described vertical slot 3220, described horizontal fin 1311 is arranged in described translot 3221, upper and lower and forward and backward spacing fixing described insulating body 1 and described first plastic cement block 31, second plastic cement block 32 to be carried out.
(4) on rear side of described projection 110, corresponding described elastic contact part 412 place is provided with first step 111 and a second step 112, described first step 111 is close to described elastic contact part 412, has a gap to provide the space of described elastic contact part 412 strain between described second step 112 and described elastic contact part 412.
More than describe the explanation being only the preferred embodiment of the utility model in detail, non-the scope of the claims therefore limiting to the utility model, so all this creation of utilization specifications and the equivalence techniques change for it of diagramatic content institute, be all contained in the scope of the claims of this creation.
Claims (10)
1. an electric connector, is characterized in that, comprising:
One insulating body, the hyoplastron that described insulating body has a base portion and protrudes out forward from described base portion; Upper row's terminal and lower row's terminal, be located at described insulating body and part is revealed in described hyoplastron;
One metal-back, frame is located at outside described insulating body; And
One shielding sheet, it has a main part and is located at described hyoplastron and spaced apart described upper row's terminal and described lower row's terminal, the at least side of described main part is provided with a junction, is bent to form an elastic contact part downwards protrudes one of left and right side of described base portion and contact with described metal-back from described connecting portion.
2. electric connector as claimed in claim 1, is characterized in that: the angle between described main part and described elastic contact part is greater than 0 degree and is less than 180 degree.
3. electric connector as claimed in claim 1, is characterized in that: be provided with an extension between described connecting portion and described elastic contact part and extend laterally from described connecting portion and protrude one of left and right side of described base portion.
4. electric connector as claimed in claim 3, it is characterized in that: at least one projection is arranged at one of left and right side of described base portion, described extension correspondence is located at described projection, and described elastic contact part extends described projection.
5. electric connector as claimed in claim 4, it is characterized in that: described elastic contact part is positioned on rear side of described projection, on rear side of described projection, corresponding described elastic contact part place is provided with a first step and a second step, described first step is close to described elastic contact part, has a gap between described second step and described elastic contact part.
6. electric connector as claimed in claim 1, it is characterized in that: described upper row's terminal comprises at least one pair of high-speed differential signal terminal, the rear end face of described base portion is provided with a breach between described high-speed differential signal terminal, and described high-speed differential signal terminal part is revealed in described breach.
7. electric connector as claimed in claim 1, it is characterized in that: described metal-back comprises one first metal-back and one second metal-back, described second metal-back is located at above described first metal-back, and described elastic contact part at least contacts with one of them of described first metal-back and described second metal-back.
8. electric connector as claimed in claim 7, is characterized in that: described first metal-back has a sidewall and a rear wall, and described elastic contact part is located at the slit between described sidewall and described rear wall.
9. electric connector as claimed in claim 1, it is characterized in that: described lower row's terminal Unitary injection formed one first plastic cement block and one second plastic cement block, described first plastic cement block is provided with one first clamping part, described second plastic cement block is provided with one second clamping part, described first plastic cement block and described second plastic cement block are fixed mutually by described first clamping part and described second clamping part, described second plastic cement block is provided with one the 3rd buckle part further on rear side of described second clamping part, described insulating body is provided with one the 4th clamping part, described second plastic cement block and described insulating body are fixed mutually by described 3rd clamping part and described 4th clamping part.
10. electric connector as claimed in claim 9, it is characterized in that: described 3rd clamping part comprises a vertical slot and a translot, described 4th clamping part comprises vertical fin and a horizontal fin, described vertical fin is arranged in described vertical slot, described horizontal fin is arranged in described translot, upper and lower and forward and backward spacing fixing described insulating body and described first plastic cement block, the second plastic cement block to be carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420807856.5U CN204315842U (en) | 2014-12-19 | 2014-12-19 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420807856.5U CN204315842U (en) | 2014-12-19 | 2014-12-19 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204315842U true CN204315842U (en) | 2015-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420807856.5U Active CN204315842U (en) | 2014-12-19 | 2014-12-19 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204315842U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106558805A (en) * | 2015-09-25 | 2017-04-05 | 上海莫仕连接器有限公司 | Electric connector |
| CN106953195A (en) * | 2016-01-07 | 2017-07-14 | 岱炜科技股份有限公司 | Electric connector and electric coupler component |
| US9793657B2 (en) | 2016-03-12 | 2017-10-17 | Foxconn Internconnect Technology Limited | Electrical connector with a metallical supporting member secured thereto |
| CN107293893A (en) * | 2016-04-12 | 2017-10-24 | 连展科技（深圳）有限公司 | Electric connector for socket |
| CN108206431A (en) * | 2016-12-19 | 2018-06-26 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN108461964A (en) * | 2017-02-21 | 2018-08-28 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN109742606A (en) * | 2019-01-28 | 2019-05-10 | 番禺得意精密电子工业有限公司 | Electric connector |
-
2014
- 2014-12-19 CN CN201420807856.5U patent/CN204315842U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106558805A (en) * | 2015-09-25 | 2017-04-05 | 上海莫仕连接器有限公司 | Electric connector |
| CN106558805B (en) * | 2015-09-25 | 2019-01-04 | 上海莫仕连接器有限公司 | Electric connector |
| CN106953195A (en) * | 2016-01-07 | 2017-07-14 | 岱炜科技股份有限公司 | Electric connector and electric coupler component |
| US9793657B2 (en) | 2016-03-12 | 2017-10-17 | Foxconn Internconnect Technology Limited | Electrical connector with a metallical supporting member secured thereto |
| CN107293893A (en) * | 2016-04-12 | 2017-10-24 | 连展科技（深圳）有限公司 | Electric connector for socket |
| CN108206431A (en) * | 2016-12-19 | 2018-06-26 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN108206431B (en) * | 2016-12-19 | 2020-02-21 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN108461964A (en) * | 2017-02-21 | 2018-08-28 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN108461964B (en) * | 2017-02-21 | 2021-05-25 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN109742606A (en) * | 2019-01-28 | 2019-05-10 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN109742606B (en) * | 2019-01-28 | 2020-12-22 | 番禺得意精密电子工业有限公司 | Electrical connector |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |