CN103915726A - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN103915726A CN103915726A CN201310006989.2A CN201310006989A CN103915726A CN 103915726 A CN103915726 A CN 103915726A CN 201310006989 A CN201310006989 A CN 201310006989A CN 103915726 A CN103915726 A CN 103915726A
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- CN
- China
- Prior art keywords
- signal terminal
- edge
- insulating body
- electric connector
- terminal
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- 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.)
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Abstract
An electric connector comprises a plurality of sheet-like terminal modules horizontally stacked, each terminal module comprises an insulating body and a plurality of signal terminal pairs, and each insulating body comprises a mounting edge, a butt joint edge and a plurality of frame openings arranged between the mounting edge and the butt joint edge, wherein at least one frame opening is provided with a reinforcing rib for supporting. Each signal terminal pair comprises a mounting part extending out of the corresponding insulating body from the corresponding mounting edge, a butt joint part extending out of the corresponding insulating body from the corresponding butt joint edge, and a connecting part, wherein the connecting part is located between the corresponding mounting edge and the corresponding butt joint edge, extends along the corresponding frame opening, and is used for connecting the mounting part and the butt joint part. The connecting part of each signal terminal pair comprises opposite inner side edges and outer side edges arranged away from each other, the inner side edges of each signal terminal pair are parallel and are partially exposed of the corresponding insulating body from the corresponding frame opening, concave openings used for regulating impedance are arranged on the outer side edges of the signal terminal pairs and correspond to the reinforcing ribs, and the signal terminal pairs of the electric connector have stable characteristic impedance.
Description
[technical field]
The present invention relates to a kind of electric connector, relate in particular to the electric connector for high-frequency signal transmission in communication field.
[background technology]
As everyone knows, the transmission of high-frequency signal is very high to the requirement of signal terminal impedance, and such as the width of signal terminal, the dielectric material of terminal periphery, need to consider when even the distance between the terminals of adjacent of carry high frequency differential signal all designs.If United States Patent (USP) trademark office is in the 7th of on September 8th, 2009 bulletin, 585, No. 186 patent has disclosed a kind of perpendicular type electric connector being arranged on circuit board, this electric connector comprises an insulation framework, is stackingly installed on some blade terminals modules of this insulation framework and is arranged on the shielding sheet between each terminal module.Signal terminal in terminal module has respectively different length, and mutually vertical by two ends after bending, for the impedance that makes signal terminal reaches requirement, on the terminal outside being positioned at, all design compensatory zone to adjust the impedance of signal terminal in every a pair of signal terminal.Although most of parallel between terminals of adjacent, but, due to every a pair of signal terminal all through at least twice bending to meet the demand at interface, right angle, bending each time has all caused the sudden change of distance on terminals of adjacent cross section, such sudden change is unfavorable for the control of signal terminal impedance very much.
[summary of the invention]
Technical problem to be solved by this invention is to provide a kind of signal terminal structure of improvement, makes the electric connector with this signal terminal have better high-frequency transmission performance.
Technical problem to be solved by this invention is achieved through the following technical solutions: a kind of electric connector is provided, comprise some laterally stacking blade terminals modules, terminal module comprises insulating body and some signal terminals pair, described insulating body comprises an installation edge, one docking edge, be arranged on edge and the some frame mouths that dock between edge are installed, wherein at least one frame mouth is provided with passive ribs, signal terminal is to comprising the installation portion that extends insulating body from edge is installed, the docking section of extending insulating body from docking edge, and the connecting portion that is used for connection portion and docking section between edge and docking edge along the extension of frame mouth is being installed, the right connecting portion of described each signal terminal comprises the medial margin and the contrary lateral border arranging that are oppositely arranged, between the medial margin of described signal terminal, be parallel to each other and partly from frame mouth, expose outside insulating body, on the right lateral border of signal terminal, corresponding ribs is provided with the recess for adjusting impedance.
Described docking edge perpendicular to install edge, the right connecting portion of signal terminal extends to vertical direction from horizontal direction, connecting portion comprises the roughly transitional region of camber, this arcuation region make signal terminal to rounding off to reach being parallel to each other between aforementioned medial margin.
Described transitional region is about quadrant shape, and the right transitional region of some signal terminals in same insulating body has the center of circle roughly overlapping.
Earth terminal is not set between the docking section of the every a pair of signal terminal in terminal module.
Between the installation portion of the every a pair of signal terminal in described terminal module, be provided with grounding pin.
Between described terminals of adjacent module, be provided with shielding sheet, described shielding sheet electrically conducts from a side and the grounding pin of insulating body.
The corresponding every a pair of signal terminal of described shielding sheet is provided with butt strip, the substantial transverse alignment in docking section that described butt strip is right with respective signal terminal.
Lateral border is at the recess that is respectively equipped with at ribs two ends, and described recess is taken shape in insulating body.
Electric connector also comprises an insulation framework, and described insulation framework is provided with the conduit of some host sides submodule group, and described terminal module is installed in insulation framework by conduit is stacking.
Compared to prior art, electric connector according to the invention utilizes the architectural feature of improved terminal to obtain more stable characteristic impedance, is more suitable for the transmission of high-frequency signal.
[brief description of the drawings]
Fig. 1 is the stereogram of electric connector according to the invention.
Fig. 2 is the decomposed figure of the electric connector shown in Fig. 1.
Fig. 3 is the stereogram at another visual angle of terminal module of the electric connector shown in Fig. 2.
Fig. 4 is the exploded view of the terminal module shown in Fig. 3.
Fig. 5 is the exploded view at another visual angle of the module of terminal shown in Fig. 4.
Fig. 6 is the end view of signal terminal shown in Fig. 4.
[embodiment]
As shown in Figure 1-2, be electric connector 1000 according to the invention, this electric connector 1000 is used as perpendicular type connector, and for being mounted to, the external circuit board (not shown) is upper to be docked with butt connector (not shown).For convenience of describing and understanding, in the present embodiment, suppose that this external circuit board is horizontally set, obviously, electric connector 1000 levels of being not limited to that complete after assembling are used this concept.Electric connector 1000 of the present invention comprises by the terminal module 3 of some sheets and is disposed on the terminal module combination 100 that the horizontal stacking installation of shielding sheet 2 between each terminal module 3 forms, and is arranged on terminal module and combines the insulation framework 300 of 100 front ends.Insulation framework 300 is provided with some conduits 302 of accommodating each terminal module 3 backwards, described conduit 302 is located at the both sides up and down of insulation framework 300 in pairs and opposite to each other with host side submodule group 3, conduit 302 is provided with holding hole 3020, and holding hole 3020 exits from insulation framework 300 in order to prevent terminal module 3.
As shown in Fig. 3-6, terminal module 3 comprise some signal terminals to 23, coated signal terminal to 23 insulating body 31, be installed on the lid 33 of insulating body 31 front ends and by one-body molded below insulating body 31 and part extend the grounding pin 214 of insulating body 31.Be positioned at the comprising of insulating body 31 one of its below and edge 314, be installed at the docking edge 315 in front and be arranged on edge 314 and the some roughly frame mouths 316 in the arc-shaped that dock between edge 315 are installed, described docking edge 315 is perpendicular to installation edge 314.Wherein at least one frame mouth 316 is provided with passive ribs 317, and ribs 317 plays the effect of carriage mouth 316 and is out of shape to prevent frame mouth 316.
Signal terminal comprises from docking edge 315 and extends insulating body 31 and be inserted into the docking section 231 to dock with the terminal (not shown) of butt-jointed electric connector in insulation framework 300 23, extend insulating body 31 and can be installed on the installation portion 232 said external circuit board from edge 314 is installed, and the connecting portion 230 extending for the connecting portion of connection portion 232 and docking section 231 along frame mouth 316 between edge 314 and docking edge 315 is being installed, docking section 231 is parallel to the external circuit board, installation portion 232 is perpendicular to the external circuit board, connecting portion 230 extends to vertical direction from horizontal direction, smoothly extend by the transitional region 2300 that roughly becomes arcuation centre.Preferably, transitional region 2300 is about 1/4th circle, and the some signal terminals in same insulating body 31 have the center of circle roughly overlapping to 23 transitional region 2300; Certainly, this transitional region 2300 is not limited to circular arc, can also present with other round and smooth camber lines such as an oval-shaped part or parabolical parts.
Described connecting portion 230 comprises the medial margin 2301 and the contrary lateral border 2302 arranging that are oppositely arranged, aforementioned arcuation region 2300 makes signal terminal to being kept being parallel to each other between 23 medial margin 2301, to ensure that the spacing on terminals of adjacent cross section keeps equating, so that high frequency difference frequency sub-signal obtains stable transmission path at signal terminal on to 23, it is interior to play fixing effect that described lateral border 2302 is arranged on insulating body 31, and medial margin 2301 parts are exposed outside insulating body 31 from frame mouth 316.On the other hand, because making signal terminal to 23 time across signal terminal, ribs 317 changes the dielectric material between 23 is local, for reducing this variation impact on 23 characteristic impedances on signal terminal, the present embodiment is adjusted by recess 2303 being set on the lateral border 2302 at connecting portion 230, described recess 2303 is arranged on ribs 317 places conventionally, obviously the connecting portion 230 that, does not pass through ribs 317 is without recess 2303 is set on lateral border 2302.In the present embodiment, have at least a pair of signal terminal to be provided with recess 2303 to 23 lateral border 2302, this recess 2303 is taken shape in insulating body 31, according to actual needs, when the degree of depth of recess 2303 is enough dark, can extend into ribs 317 from the edge of frame mouth 316, preferably, signal terminal is respectively equipped with recess 2303 to 23 lateral border 2302 in the two ends of ribs 317.
Described grounding pin 214 be and signal terminal to together with 23 from sheet metal thin slice stamping-out form and be disposed on adjacent signal terminal between 23 installation portion 232.Grounding pin 214 was to connect together to 23 with signal terminal before being molded in insulating body 31, after being molded to insulating body 31, by be located on insulating body 31 to cut hole 311 cropped separately.Because signal terminal after moulding is relative fixing with the position relationship of grounding pin 214 to 23, therefore ensured the interior each signal terminal of terminal module 3 to 23 and grounding pin 214 be positioned at same plane, be conducive on the follow-up installing hole that terminal module 3 is installed to the external circuit board (not shown).Preferably, the grounding pin 214 in the present embodiment comprises a main part 2141 and independently body 2141 is to two grounding pins 2142 of downward-extension, and described main part 2141 is provided with the connecting hole 2140 of perforation for connecting aforementioned shielding sheet 2.Distance between described two grounding pins 2141 is roughly identical to the distance between 23 installation portion 232 with signal terminal, obviously, also grounding pin 214 is designed to as required be made up of a grounding pin 2142.In the present embodiment, in terminal module 3, each signal terminal is not to being provided for the conducting terminal of ground connection between 23 docking section 231.
Shielding sheet 2 is installed to a side of terminal module 3, comprise a flat matrix 20, described matrix 20 has a leading edge 22 and a lower limb 21, leading edge 22 extends forward and is provided with corresponding to 23 docking section 231 with each signal terminal respectively butt strip 221, and described butt strip 221 and respective signal terminal are to 23 substantial transverse alignment the in docking section 231.The lower limb 21 of matrix 20 is provided with front grounding pin 211 in 22 places, forward edge to downward-extension, and in being provided with rear grounding pin 212 away from leading edge 22 places.Described front grounding pin 211 is positioned at matrix 20 place planes, because grounding pin 211 before this will be assembled into shielding sheet 2 side of terminal module 3.Described rear grounding pin 212 forms to downward-extension the plane at 23 places by extending laterally to signal terminal along the thickness direction of terminal module 3 after bending again, therefore, rear grounding pin 212 can be positioned at same plane to 23 installation portion 232 and grounding pin 214 with signal terminal after being assembled into terminal module 3 with shielding sheet 2.
Described shielding sheet 2 is provided with the connecting pin 213 corresponding with being molded over grounding pin 214 in terminal module 3 towards the adjacent interior horizontal expansion of terminal module 3 on its lower limb 21, and insulating body 31 is provided with and can holds the through hole 313 that this connecting pin 213 passes through.Described grounding leg 213 through through hole 313 after be molded over connecting hole 2140 resilient interference fit on the grounding pin 214 in insulating body 31 to reach the object electrically conducting.So, shielding sheet 2 will pass through front grounding pin 211 simultaneously, and grounding pin 214 and rear grounding pin 212 threes are connected on said external circuit board together.
Please refer again to Fig. 4 and Fig. 5, for shielding sheet 2 is immobilizated on terminal module 3, the matrix 20 of described shielding sheet 2 is provided with some location holes 204, the side that terminal module 3 is installed shielding sheet 2 is provided with some reference columns 314 in insulating body 31, and described reference column 314 and location hole 204 interference engagement are to be fixed to shielding sheet 2 on terminal module 3.Similarly, the lid 33 of aforementioned dielectric body 31 front ends is provided with alignment pin 330, and this alignment pin 330 coordinates and lid 33 can be arranged on insulating body 31 with the locking hole 310 that is arranged on insulating body 31 front ends.Lid 33 is provided with some caskets 331 of accommodating, described in accommodate casket 331 for by signal terminal to 23 paired the separating and isolate in docking section 231.Obviously, lid 33 also can be selected to be fixed as one with the integrated mode of insulating body 31 and insulating body 31.
The both sides up and down of insulating body 31 coordinate with the aforementioned conduit 302 that is positioned at insulation framework both sides Shang Xia 300 respectively, terminal module 3 is installed in insulation framework 300 by conduit 302 is stacking, wherein on insulating body 31, be also provided with an elasticity hold-down arm 312 along conduit 302 directions, and be provided with a boss 3120 in elastic arm front end.This elasticity hold-down arm 312 terminal module 3 be installed to insulation framework 300 process in by conduit 302 compressions, when terminal module 3 is recovered distortion after assembling completely, now, boss 3120 is housed in aforementioned holding hole 3020 completely, and boss 3120 is contained in holding hole 3020 can prevent that terminal module 3 from exiting from insulation framework 300.
As shown in Figures 2 and 4, the front end of insulation framework 300 is provided with signal port 301 and grounding ports 303, described signal port 301 is provided for accommodating from rear end signal terminal in pairs to 23 docking section 231, and accommodates the docking signal terminal (not shown) of butt connector from front end.Described grounding ports 303 is roughly alignd in the horizontal direction with signal port 301, for accommodate the butt strip 221 of shielding sheet 2 from rear, and accommodates the earth terminal (not shown) of butt connector from front.
Because shielding sheet 2 is as the medium of ground connection, to the requirement of material can not as to signal terminal to 23 require high, therefore the shielding sheet 2 in the present embodiment has adopted from signal terminal 23 different metals, such as, use hardness ratio signal terminal to be more conducive to shielding sheet 2 to be processed into the shape needing to 23 slightly low sheet metals.With respect to prior art, the electric connector 1000 that the present invention discloses obtains more stable characteristic impedance by its signal terminal of improvement to 23 structure, is more suitable for the transmission of high-frequency signal.
Claims (9)
1. an electric connector, comprise some laterally stacking blade terminals modules, terminal module comprises insulating body and some signal terminals pair, described insulating body comprises an installation edge, one docking edge, be arranged on edge and the some frame mouths that dock between edge are installed, wherein at least one frame mouth is provided with passive ribs, signal terminal is to comprising the installation portion that extends insulating body from edge is installed, the docking section of extending insulating body from docking edge, and the connecting portion that is used for connection portion and docking section between edge and docking edge along the extension of frame mouth is being installed, the right connecting portion of described each signal terminal comprises the medial margin and the contrary lateral border arranging that are oppositely arranged, it is characterized in that: between the medial margin of described signal terminal, be parallel to each other and partly from frame mouth, expose outside insulating body, on the right lateral border of signal terminal, corresponding ribs is provided with the recess for adjusting impedance.
2. electric connector as claimed in claim 1, is characterized in that: described docking edge is perpendicular to installing edge, and the right connecting portion of signal terminal extends to vertical direction from horizontal direction, and connecting portion comprises the roughly transitional region of camber.
3. electric connector as claimed in claim 2, is characterized in that: described transitional region is roughly quadrant shape, and the right transitional region of some signal terminals in same insulating body has the center of circle roughly overlapping.
4. electric connector as claimed in claim 1, is characterized in that: between the docking section of the every a pair of signal terminal in described terminal module, earth terminal is not set.
5. electric connector as claimed in claim 4, is characterized in that: between the installation portion of the every a pair of signal terminal in described terminal module, be provided with grounding pin.
6. electric connector as claimed in claim 5, is characterized in that: between described terminals of adjacent module, be provided with shielding sheet, described shielding sheet electrically conducts from a side and the grounding pin of insulating body.
7. electric connector as claimed in claim 6, is characterized in that: the corresponding every a pair of signal terminal of described shielding sheet is provided with butt strip, the substantial transverse alignment in docking section that described butt strip is right with respective signal terminal.
8. electric connector as claimed in claim 1, is characterized in that: described lateral border is at the recess that is respectively equipped with at ribs two ends, and described recess is taken shape in insulating body.
9. electric connector as claimed in claim 1, is characterized in that: also comprise an insulation framework, described insulation framework is provided with the conduit of some host sides submodule group, and described terminal module is installed in insulation framework by conduit is stacking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310006989.2A CN103915726A (en) | 2013-01-09 | 2013-01-09 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310006989.2A CN103915726A (en) | 2013-01-09 | 2013-01-09 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103915726A true CN103915726A (en) | 2014-07-09 |
Family
ID=51041214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310006989.2A Pending CN103915726A (en) | 2013-01-09 | 2013-01-09 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103915726A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896146A (en) * | 2015-02-18 | 2016-08-24 | 广濑电机株式会社 | Connecting blade, and electrical connector including connecting blade |
| CN105914503A (en) * | 2016-06-13 | 2016-08-31 | 欧品电子(昆山)有限公司 | High speed connector component, socket connector and plug connector |
| CN111082249A (en) * | 2018-10-19 | 2020-04-28 | 贸联国际股份有限公司 | Wire assembly |
| CN113708157A (en) * | 2020-05-22 | 2021-11-26 | 富士康(昆山)电脑接插件有限公司 | Backboard connector and assembly thereof |
-
2013
- 2013-01-09 CN CN201310006989.2A patent/CN103915726A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896146A (en) * | 2015-02-18 | 2016-08-24 | 广濑电机株式会社 | Connecting blade, and electrical connector including connecting blade |
| CN105896146B (en) * | 2015-02-18 | 2019-10-08 | 广濑电机株式会社 | Connecting plate and electric connector with connecting plate |
| CN105914503A (en) * | 2016-06-13 | 2016-08-31 | 欧品电子(昆山)有限公司 | High speed connector component, socket connector and plug connector |
| CN111082249A (en) * | 2018-10-19 | 2020-04-28 | 贸联国际股份有限公司 | Wire assembly |
| CN113708157A (en) * | 2020-05-22 | 2021-11-26 | 富士康(昆山)电脑接插件有限公司 | Backboard connector and assembly thereof |
| CN113708157B (en) * | 2020-05-22 | 2024-02-23 | 富士康(昆山)电脑接插件有限公司 | Backboard connector and combination thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140709 |