CN202585947U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN202585947U CN202585947U CN 201220147935 CN201220147935U CN202585947U CN 202585947 U CN202585947 U CN 202585947U CN 201220147935 CN201220147935 CN 201220147935 CN 201220147935 U CN201220147935 U CN 201220147935U CN 202585947 U CN202585947 U CN 202585947U
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- CN
- China
- Prior art keywords
- terminal
- electric connector
- weld part
- hyoplastron
- insulating body
- 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
The utility model discloses an electric connector used for connecting a butt plug. The electric connector comprises an insulating body and a plurality of conductive terminals. The insulating body comprises a main body part and a tongue plate which extends forward from the main body part. The conductive terminals comprise a first terminal and a second terminal which are mounted in the tongue plate, and the first terminal and the second terminal are respectively provided with a contact part which is exposed in air and is used for connecting with the butt plug, a welding part which extends out of the insulating body and a connecting part between the contact part and the welding part. The connecting parts of the first terminal and the second terminal respectively are in coplane arrangement and are parallel with the tongue plate. Both the first terminal and the second terminal comprise a grounding terminal and a differential signal terminal pair. The grounding terminal of the second terminal is provided with two welding parts, and a connecting part of the grounding terminal is inverted Y shaped. Compared with the prior art, according to the electric connector of the utility model, a welding part of the differential signal terminal pair in stagger arrangement is arranged between the welding parts of two adjacent grounding terminals. According to the welding part of the first terminal and the welding part of the second terminal in the above arrangement, crosstalk between adjacent differential signal terminal pairs can be effectively reduced, and signal transmission quality is effectively raised.
Description
Technical field
The utility model relates to a kind of electric connector, relates in particular to a kind of electric connector that is installed on the circuit board.
Background technology
Prior USB 3.0 (USB) is the interfacing of current comparatively general transmitting high-frequency signal.This interface has the data transmission bauds up to 4.8Gpbs, simultaneously can backward compatible USB2.0 version.When existing connector is used for high-frequency signal transmission, thus between the adjacent conductive terminal very easily induced electricity disturb and crosstalk phenomenon to occur, and then destroy the integrality of signal.Along with the telecommunication that uses high-frequency signal becomes more general, the reducing of this signal cross-talk becomes a key factor in the electric connector design day by day.
In view of the above problems, be necessary the electric connector of knowing is done further to improve, to address the above problem.
The utility model content
To the deficiency of prior art, the technical problem that the utility model solves provides a kind of electric connector, and this electric connector can improve the high-frequency signal transmission quality.
For solving the problems of the technologies described above, the technical scheme of the utility model is achieved in that
A kind of electric connector is used for being connected with banjo, comprising: insulating body and plurality of conductive terminals; Said insulating body has the hyoplastron that main part and autonomous body extend forward; Said conducting terminal comprises the first terminal and second terminal that is installed in the said hyoplastron; The said the first terminal and second terminal are provided with and are exposed in the air and in order to connect contact site, the weld part that extends insulating body and the connecting portion between contact site and weld part of banjo; The coplane setting and be parallel to said hyoplastron respectively of the connecting portion of said the first terminal, second terminal; Said the first terminal and second terminal includes earth terminal and difference signal terminal is right; The earth terminal of said second terminal has two weld parts, and the connecting portion of said earth terminal is inverted Y shape.
Further, the weld part of said the first terminal, second terminal is arranged in a row and the right weld part both sides of said difference signal terminal are respectively equipped with the weld part of an earth terminal.
Further; The contact site of the said the first terminal and second terminal is in hyoplastron the same side; The contact site of said the first terminal is convex and has elasticity, the contact site of said second terminal be tabular and compared to the contact site of the first terminal more away from said main part.
Further, the plane, connecting portion place of the connecting portion of said second terminal plane, place and the first terminal is provided with up and down along the electric connector thickness direction, and the end of the contact site of said second terminal is extended with fixed part, and said fixed part is embedded in said insulating body.
Further; Said insulating body is provided with second terminal containing slot that is used for accommodating the first terminal accepting groove of said the first terminal and is used for accommodating said second terminal; The arrangement that is spaced apart from each other of said the first terminal accepting groove and said second terminal containing slot, and be two rows along said insulating body short transverse and arrange.
Further, said hyoplastron offers the said hyoplastron short transverse in some edges and runs through the ventilation slot that the said hyoplastron length direction of first through hole and some edges of said hyoplastron is offered, and said ventilation slot is communicated with said first through hole.
Further, said second terminal containing slot comprises built-in groove and near said front end face and the external groove that caves inward from said bottom face, said external groove offers second through hole, and said second through hole runs through said top end face.
Further, said electric connector also comprises the weld part of retaining component in order to said second terminal of relative positioning, and the weld part of said the first terminal and said retaining component are one-body molded.
Further, the weld part of the said the first terminal and second terminal is staggered along same row, and in this arrangement mode, outermost two weld parts that weld part is an earth terminal.
Further, said electric connector meets the interface specification of USB3.0.
The beneficial effect of the utility model is: compared to prior art, be provided with the right weld part of staggered a pair of difference signal terminal between the weld part of adjacent two earth terminals of the utility model electric connector.The weld part of the first terminal of arranging like this and the weld part of second terminal, can effectively reduce the adjacent differential signal terminal between crosstalk, thereby improved signal transmission quality effectively.
Description of drawings
Fig. 1 is the stereogram of the utility model electric connector.
Fig. 2 is the insulating body stereogram of electric connector shown in Figure 1.
Fig. 3 is another visual angle stereogram of the insulating body of electric connector shown in Figure 1.
Fig. 4 is conducting terminal, retaining component, the setting element of the electric connector shown in Figure 1 stereogram of working in coordination.
Fig. 5 is the stereogram after insulating body, conducting terminal, retaining component and the setting element of electric connector shown in Figure 1 assembles.
Fig. 6 is the shielding casing stereogram of electric connector shown in Figure 1.
Fig. 7 is the weld part electric field line distribution sketch map of the conducting terminal of electric connector shown in Figure 1.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer, the utility model is described in detail below in conjunction with accompanying drawing and specific embodiment.
Please join shown in Figure 1; The utility model electric connector 100 can be installed in (not shown) on the external circuit board, and said electric connector 100 comprises insulating body 10, is housed in conducting terminal 20, retaining component 30, setting element 40 (please join Fig. 4) in the said insulating body 10 and the shielding casing 50 that is used for accommodating said insulating body 10.
Please join Fig. 2 and combine shown in Figure 3ly, said insulating body 10 has a main part 11 and autonomous body 11 hyoplastron 12 that extends of one forward.Said main part 11 is roughly rectangular-shaped, comprises the front surface 111 that connects said hyoplastron 12, relative with said front surface 111 back surperficial 112, the side surface 113 between said front surface 111 and surface, back 112, is positioned at the basal surface 114 of said main part 11 bottoms and the top surface 115 relative with said basal surface 114.Said main part 11 rear recess have host cavity 13, and said host cavity 13 has the support portion 132 that two inner surfaces 131 reach from inner surface 131 protrudes out in host cavity 13.The both sides of said basal surface 114 have protruded out first fixed part 133 downwards near said side surface 113 places.Said both side surface 113 has outwards protruded out second fixed part 134 near said top surface 115 places.Said first fixed part 133, said second fixed part 134 roughly are rectangular-shaped, yet this shape can be established and Without wishing on demand.Depression is fluted 135 on the said back surface 112, and said groove 135 runs through said side surface 113 and said inner surface 131.Said front surface 111 protrudes out two forward near said basal surface 114 places and is rectangular-shaped hold-down arm 136.Said hyoplastron 12 has top end face 121, the bottom face 122 relative with said top end face 121 and the front end face 123 between said top end face 121, bottom face 122.Said bottom face 122 is concaved with the first terminal accepting groove 14 of four lengthwises, and said the first terminal accepting groove 14 runs through said front surface 111 and is connected with host cavity 13.Said hyoplastron 12 is provided with five second terminal containing slots 15, and said second terminal containing slot 15 comprises built-in groove (not shown) and near said front end face 123 and the external groove 151 that caves inward from said bottom face 122.Arrangements that be spaced apart from each other of said second terminal containing slot 15 and said the first terminal accepting groove 14, and be the two rows arrangement along said insulating body 10 short transverses.Said bottom face 122 offers said hyoplastron 12 short transverses in some edges and runs through first through hole 152 of said hyoplastron 12, in order to the thermal convection of enhancing with space outerpace.Said top end face 121 has the ventilation slot 154 that said hyoplastron 12 length directions in some edges are offered, and said ventilation slot 154 is communicated with said first through hole 152, in order to the thermal convection of further enhancing and space outerpace.Said external groove 151 offers second through hole 153, and said second through hole 153 runs through said top end face 121, thereby strengthens the thermal convection of said external groove 151 and space outerpace.
Please join Fig. 4, shown in Figure 5, said conducting terminal 20 comprises and is contained in the first terminal 21 in the first terminal accepting groove 14 and is contained in second terminal 22 in second terminal containing slot 15.Said the first terminal 21 is exposed in the air, comprises contact site 211, extends the weld part 213 and the connecting portion 212 between said contact site 211 and said weld part 213 of said insulating body 10.Said contact site 211 protrudes out said bottom face 122 and has elasticity, and said connecting portion 212 is roughly L-shaped with said weld part 213.The connecting portion 212 of said the first terminal 21 is coplane and be parallel to top end face 121, the bottom face 123 of said hyoplastron 12 each other.Said the first terminal 21 comprises two earth terminals 214 and a pair of difference signal terminal 215 between said two earth terminals 214.Said second terminal 22 comprises and is exposed in the air and is contained in contact site 221 in the said external groove 151, extends the weld part 223 of said insulating body 10 and between said contact site 221 and said weld part 223 and be contained in the connecting portion 222 in the said built-in groove.Said contact site 221 is tabular; Its position is between said top end face 121 and said bottom face 122; Its front end bending is extended with the fixed part 224 that is embedded in the said insulating body 10, and said fixed part 224 cooperates so that said contact site 221 is fixed in the said external groove 151 with said external groove 151.The contact site 221 of said second terminal 22 compared to the contact site 211 of the first terminal 21 more away from said main part 11; Promptly along on butt connector (not shown) direction of insertion, the contact site 221 of said second terminal 22 is reached early than the contact site 211 of said the first terminal 21 and with said butt connector terminal and is connected.Said weld part 223 is roughly L-shaped.The connecting portion 222 of said second terminal 22 is coplane and be parallel to top end face 121, the bottom face 122 of said hyoplastron 12 each other.The difference signal terminal that said second terminal 22 comprises an earth terminal 225 and is positioned at said earth terminal 225 both sides is to 226.The connecting portion 222 of said earth terminal 225 is inverted " Y " shape, and this earth terminal 225 has two said weld parts 223.The plane, connecting portion 212 place of the connecting portion plane, 222 place of said second terminal 22 and the first terminal 21 is provided with up and down along the thickness direction of said electric connector 100.In this preferred embodiments, said electric connector 100 meets the interface specification of USB3.0.Simultaneously, said second terminal 22 be can ejection formation in said insulating body 10.But this kind mounting means can be decided according to actual demand, and Without wishing.
Please join shown in Figure 4ly, said retaining component 30 is rectangular-shaped, is used for locating the weld part 223 of said second terminal 22, makes the relative position of weld part 223 of said second terminal 22 fix.This retaining component 30 is one-body molded with the weld part 223 of said second terminal 22.
Please join shown in Figure 4; Said setting element 40 has a positioning body 41, and said positioning body 41 comprises end face 411, and said end face 411 opposed bottom surface 413, the side 412 between said end face 411 and said bottom surface 413 and perpendicular to the back 414 of said end face 411 with said side 412.Said end face 411 both sides have upwards protruded out two cantilevers 42, in order to cooperate with said support portion 132 said setting element 40 are fixed on the said insulating body 10.Said side 412 has protruded out laterally keeps out arm 43, in order to cooperating with said first fixed part 133, thereby said setting element 40 is fixed together with said insulating body 10.Said back 414 is concaved with some holding slots 44 and is used for the weld part 213 of the said the first terminal 21 of fixing and the weld part 223 of said second terminal 22.But notice that the weld part 223 of weld part 213 and second terminal 22 that is retained on the first terminal 21 in the said holding slot 44 is according to following regularly arranged: be provided with the right weld part of staggered a pair of difference signal terminal between the weld part of adjacent two earth terminals.Shown in Figure 7 is electric field line 60 distribution schematic diagrams of the right weld part of weld part and the therebetween a pair of difference signal terminal of adjacent two earth terminals.Because the weld part ground connection of said earth terminal; Therefore the electromotive force of the weld part of said earth terminal equates; Thereby for the right weld part of difference signal terminal between the weld part of said adjacent earth terminal has been made a shielding space; Avoided the interference of external electromagnetic field, so effectively reduce by two difference signal terminal between the earth terminal 214 to 215 and the difference signal terminal of earth terminal 225 both sides to crosstalking between 226, improved signal transmission quality effectively.
Please join shown in Figure 6ly, said shielding casing 50 comprises roof face 51, diapire face 53 and the side wall surface 52 said roof face 51 and said diapire face 53 between relative with said roof face 51.Said roof face 51 is provided with first elastic arm 54 with said diapire face 53, and said roof face 51 also is provided with second elastic arm 55, and said side wall surface 52 is provided with the 3rd elastic arm 56.Said side wall surface 52 rear ends are extended with downwards and are used for said electric connector 100 is welded on the leg 531 on the circuit board, and bending is extended with support division 532 backward, and depression is provided with holddown groove 533 forward.Said support division 532 supports said groove 135, and said holddown groove 533 matches with said second fixed part 134, thereby said insulating body 10 is fixed in the said shielding casing 50.
Compared to prior art, be provided with the right weld part of staggered a pair of difference signal terminal between the weld part of adjacent two earth terminals of the utility model electric connector 100.The weld part 213 of the first terminal of arranging like this 21 and the weld part 223 of second terminal 22; Can effectively reduce by two difference signal terminal between the earth terminal 214 to 215 and the difference signal terminal of earth terminal 225 both sides to crosstalking between 226, thereby improved signal transmission quality effectively.
It may be noted that the common skill personnel for this area especially, that under the instruction of the utility model, is done changes to the equivalence of the utility model, must be included in the scope that the utility model claim advocated.
Claims (10)
1. an electric connector is used for being connected with banjo, comprising: insulating body and plurality of conductive terminals; Said insulating body has the hyoplastron that main part and autonomous body extend forward; Said conducting terminal comprises the first terminal and second terminal that is installed in the said hyoplastron; The said the first terminal and second terminal are provided with and are exposed in the air and in order to connect contact site, the weld part that extends insulating body and the connecting portion between contact site and weld part of banjo; The coplane setting and be parallel to said hyoplastron respectively of the connecting portion of said the first terminal, second terminal; Said the first terminal and second terminal includes earth terminal and difference signal terminal is right; It is characterized in that: the earth terminal of said second terminal has two weld parts, and the connecting portion of said earth terminal is inverted Y shape.
2. electric connector as claimed in claim 1 is characterized in that: the weld part of said the first terminal, second terminal is arranged in a row and the right weld part both sides of said difference signal terminal are respectively equipped with the weld part of an earth terminal.
3. electric connector as claimed in claim 1; It is characterized in that: the contact site of the said the first terminal and second terminal is in hyoplastron the same side; The contact site of said the first terminal is convex and has elasticity, the contact site of said second terminal be tabular and compared to the contact site of the first terminal more away from said main part.
4. electric connector as claimed in claim 3; It is characterized in that: the plane, connecting portion place of the connecting portion plane, place of said second terminal and the first terminal is provided with up and down along the electric connector thickness direction; The end of the contact site of said second terminal is extended with fixed part, and said fixed part is embedded in said insulating body.
5. electric connector as claimed in claim 1; It is characterized in that: said insulating body is provided with second terminal containing slot that is used for accommodating the first terminal accepting groove of said the first terminal and is used for accommodating said second terminal; The arrangement that is spaced apart from each other of said the first terminal accepting groove and said second terminal containing slot, and be two rows along said insulating body short transverse and arrange.
6. electric connector as claimed in claim 5; It is characterized in that: said hyoplastron offers the said hyoplastron short transverse in some edges and runs through the ventilation slot that the said hyoplastron length direction of first through hole and some edges of said hyoplastron is offered, and said ventilation slot is communicated with said first through hole.
7. electric connector as claimed in claim 6; It is characterized in that: said second terminal containing slot comprises built-in groove and near said front end face and the external groove that caves inward from said bottom face; Said external groove offers second through hole, and said second through hole runs through said top end face.
8. electric connector as claimed in claim 1 is characterized in that: said electric connector also comprises the weld part of retaining component in order to said second terminal of relative positioning, and the weld part of said the first terminal and said retaining component are one-body molded.
9. electric connector as claimed in claim 1 is characterized in that: the weld part of the said the first terminal and second terminal is staggered along same row, and in this arrangement mode, outermost two weld parts that weld part is an earth terminal.
10. electric connector as claimed in claim 1 is characterized in that: said electric connector meets the interface specification of USB3.0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220147935 CN202585947U (en) | 2012-04-10 | 2012-04-10 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220147935 CN202585947U (en) | 2012-04-10 | 2012-04-10 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202585947U true CN202585947U (en) | 2012-12-05 |
Family
ID=47255320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220147935 Expired - Fee Related CN202585947U (en) | 2012-04-10 | 2012-04-10 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202585947U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103368010A (en) * | 2012-04-10 | 2013-10-23 | 凡甲电子(苏州)有限公司 | Electrical connector |
| CN104283037A (en) * | 2013-07-03 | 2015-01-14 | 凡甲电子(苏州)有限公司 | Electric connector |
| CN108306146A (en) * | 2017-01-12 | 2018-07-20 | 庆陞工业股份有限公司 | Plug-in connector |
-
2012
- 2012-04-10 CN CN 201220147935 patent/CN202585947U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103368010A (en) * | 2012-04-10 | 2013-10-23 | 凡甲电子(苏州)有限公司 | Electrical connector |
| CN103368010B (en) * | 2012-04-10 | 2016-03-09 | 凡甲电子(苏州)有限公司 | Electric connector |
| CN104283037A (en) * | 2013-07-03 | 2015-01-14 | 凡甲电子(苏州)有限公司 | Electric connector |
| CN108306146A (en) * | 2017-01-12 | 2018-07-20 | 庆陞工业股份有限公司 | Plug-in 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: 20121205 Termination date: 20170410 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |