CN105428939A - Conductive contact part, electric connector and electric connector assembly - Google Patents
Conductive contact part, electric connector and electric connector assembly Download PDFInfo
- Publication number
- CN105428939A CN105428939A CN201510986627.3A CN201510986627A CN105428939A CN 105428939 A CN105428939 A CN 105428939A CN 201510986627 A CN201510986627 A CN 201510986627A CN 105428939 A CN105428939 A CN 105428939A
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- Prior art keywords
- contact
- male end
- segment
- male
- female
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/04—Pins or blades for co-operation with sockets
- H01R13/05—Resilient pins or blades
- H01R13/055—Resilient pins or blades co-operating with sockets having a rectangular transverse section
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
Abstract
The invention provides a conductive contact part, an electric connector and an electric connector assembly. The conductive contact part comprises a male end contact part body; the male end contact part body comprises a male end contact section, wherein the male end contact section extends straightly in front and back directions, and is used for mutually pushing with an adaptive female end contact section in the up and down directions; and the male end contact section has the elastic deformation with the same amplitude with that of the female end contact section; a downwardly protruding male end front contact portion is arranged at the front end of the male end contact section, wherein the male end front contact part is used for mutually pushing with the female end back contact surface of the male end contact part in the up and down directions; and a male end back contact surface is arranged on the lower side face of the male end contact section, wherein the male end back contact surface is positioned on the back side of the male end front contact portion and used for mutually pushing with the female end front contact portion of the male end contact part in the up and down directions. When the conductive contact part is matched in use, the pile radiation effect can be reduced, and the completeness and stability of electric signal transmission can be ensured.
Description
Technical field
The present invention relates to a kind of conductive contact piece and electric connector and electric coupler component.
Background technology
Connector is the components and parts realizing electricity or light network, and common connector can be divided into cylindrical connector, rectangular connector etc. roughly by shape.The contact of connector inside is by directly contact or indirect mode realize electricity or light network.Common contact piece structure has a variety of, such as circular pin jack, chip-type contact etc.Concerning conductive contact piece, the afterbody of contact can connect wire, also can be installed in printed board.
In high speed differential data transmission, because structure is simple, facilitate characteristic impedance to calculate, chip-type contact is comparatively general.As application publication number be CN104167620A, Shen Qing Publication day is that the Chinese invention patent on November 26th, 2014 discloses a kind of curved formula contact and jack module and electric connector, wherein curved formula contact comprises the inserted terminal being positioned at front end, the front end of inserted terminal has the flange be upwards bent to form, contact site before the prism of flange bending place is formed and is used for contacting with straight contact, the rear side of inserted terminal is provided with relative to the recess of inserted terminal to lower recess, and recess forms rear contact-making surface.
When this curved formula contact and the mutual grafting of straight contact, the front end of straight contact is from the front side of curved formula contact backward until contact with the rear contact-making surface of curved formula contact, and now, the front contact site of design requirement curved formula contact also contacts with straight contact.But, due in grafting process, curved formula contact with during straight contact grafting can by straight contact pushing tow and upwards be out of shape, when the front end of straight contact contacts with the rear contact-making surface of curved formula contact, curved formula contact deformation comparison is in the vertical direction large, now be subject to the restriction of existing processing technology and the accuracy of manufacture, the front contact site of curved formula contact is easy to be upturned and be separated with straight contact, before being difficult to ensure straight contact and curved formula contact, rear contact-making surface all conductive contacts, curved like this formula contact just defines one section of longer overhanging section on front side of conductive contact point, this overhanging section makes the front end of curved formula contact form stub radiation effect, have a strong impact on the integrality of electric connector signal transmission.
Summary of the invention
The object of the present invention is to provide a kind of conductive contact piece, form longer overhanging section in order to solve existing conductive contact piece when grafting, affect the problem of signal transmission effect; Meanwhile, present invention also offers a kind of electric connector using this conductive contact piece; Present invention also offers a kind of electric coupler component using this conductive contact piece.
In order to solve the problems of the technologies described above, conductive contact piece of the present invention adopts following technical scheme: a kind of conductive contact piece, comprise male end contact body, male end contact body comprises straight extension along the longitudinal direction, for the male end contact-segment in the strain of above-below direction with the adaptive mutual pushing tow of female end contact-segment and with female end contact-segment generation same magnitude, the front end of described male end contact-segment be provided with protrude downwards for the contact site before the male end that above-below direction pushing tow coordinates of contact-making surface after the female end of female end contact, the downside of male end contact-segment has the rear side that is positioned at contact site before male end, for with contact-making surface after contact site before the female end of female end the contact in the vertical direction male end that coordinates of pushing tow.
Before described male end, contact site comprises bending segment in bending segment under the male end bent by the front end of male end contact-segment and the male end that upwards bent by the front end lowest point of bending segment under male end downwards.
In male end, under bending segment and male end, bending segment forms recess arcuate structure upward.
Electric connector of the present invention adopts following technical scheme: a kind of electric connector, comprise conductive contact piece, described conductive contact piece comprises male end contact body, male end contact body comprises straight extension along the longitudinal direction, for the male end contact-segment in the strain of above-below direction with the adaptive mutual pushing tow of female end contact-segment and with female end contact-segment generation same magnitude, the front end of described male end contact-segment be provided with protrude downwards for the contact site before the male end that above-below direction pushing tow coordinates of contact-making surface after the female end of female end contact, the downside of male end contact-segment has the rear side that is positioned at contact site before male end, for with contact-making surface after contact site before the female end of female end the contact in the vertical direction male end that coordinates of pushing tow.
Before described male end, contact site comprises bending segment in bending segment under the male end bent by the front end of male end contact-segment and the male end that upwards bent by the front end lowest point of bending segment under male end downwards.
In male end, under bending segment and male end, bending segment forms recess arcuate structure upward.
Electric coupler component of the present invention adopts following technical scheme: a kind of electric coupler component, comprise male end electric connector and female end electric connector, described male end electric connector and female end electric connector comprise male end contact and female end contact respectively, male end contact and female end contact comprise male end contact body and female end contact body respectively, male end contact body comprises straight extension along the longitudinal direction and can in the male end contact-segment of above-below direction strain, the front end of described male end contact-segment be provided with protrude downwards for the contact site before the male end that above-below direction pushing tow coordinates of contact-making surface after the female end of female end contact, the downside of male end contact-segment has the rear side that is positioned at contact site before male end, for with contact-making surface after contact site before the female end of female end the contact in the vertical direction male end that coordinates of pushing tow, female end contact body comprises straight extension along the longitudinal direction and can in the female end contact-segment of above-below direction strain, the front end of described female end contact-segment be provided with protruding upward for the contact site before the female end that above-below direction pushing tow coordinates of contact-making surface after the male end of male end contact, the upper side of female end contact-segment has the rear side that is positioned at contact site before female end, for with contact-making surface after contact site before the male end of male end the contact in the vertical direction female end that coordinates of pushing tow, male end contact-segment and female end contact-segment are in the strain of the concurrent raw same magnitude of the mutual pushing tow of above-below direction.
Before described male end, contact site comprises bending segment in bending segment under the male end bent by the front end of male end contact-segment and the male end that upwards bent by the front end lowest point of bending segment under male end downwards, and before described female end, contact site comprises bending segment under bending segment in the female end that upwards bent by the front end of female end contact-segment and the female end that bent by the peak position, front end of bending segment in female end downwards.
Before male end, the upper and lower bending segment of the male end of contact site forms recess arcuate structure upward, and before female end, the upper and lower bending segment of the female end of contact site forms recess arcuate structure down.
Electric coupler component of the present invention is when male end contact and female end contact plug each other, before male end, before contact site and female end, contact site makes male end contact-segment and female end contact-segment that the strain of same magnitude occur in the vertical direction respectively at the mutual pushing tow of above-below direction, so just must to ensure that after the female end of contact site and female end contact before the male end of male end contact while contact-making surface conductive contact, after the male end of male end contact contact-making surface and female end contact female end before contact site also can be stable conductive contact, overcome male end in prior art, female end contact to occur time slotting different amplitude strain and cause male end contact because of amplitude of deformation excessive, before male end, contact site can not stablize with contact-making surface after female end the phenomenon contacted, reduce the length of stub, reduce the impact of radiation effect on electric signal transmission.
Accompanying drawing explanation
Fig. 1 is the conduction connection diagram of embodiment one at inserting state conductive contact piece of electric coupler component of the present invention;
Fig. 2 is the structural representation that the embodiment one of male end electric connector of the present invention removes connector shell;
Fig. 3 is the cut away view at A-A place in Fig. 2;
Fig. 4 is the three-dimensional exploded view that the embodiment one of male end electric connector of the present invention removes connector shell;
Fig. 5 is the structural representation that the embodiment four of male end electric connector of the present invention removes connector shell;
Fig. 6 is the cut away view at B-B place in Fig. 5;
Fig. 7 is the three-dimensional exploded view that the embodiment four of male end electric connector of the present invention removes connector shell.
Embodiment
The embodiment one of electric coupler component of the present invention: as shown in Figure 1, comprises mutually adaptive Male end connector 41 and terminative connector 42.In the present embodiment, Male end connector and terminative connector are high-speed differential signal connector, are mainly used in the differential signal data transmitting more than 5Gbps, as 10Gbps, 15Gbps etc.Certainly, in other embodiments, also can be other connectors, or be the differential connector of the differential signal data transmitting below 5Gbps.Comprise Male end connector housing at Male end connector 41 and be located at the male end contact in Male end connector housing, correspondingly, terminative connector 42 comprises terminative connector housing and is located at the female end contact in terminative connector housing.
Male end contact and female end contact comprise male end contact body and the female end contact body of sheet respectively.Wherein, male end contact body comprises straight extension along the longitudinal direction and can in the male end contact-segment 22 of above-below direction strain, the front end of male end contact-segment 22 is provided with contact site before the male end protruded downwards, the straight downside of male end contact-segment 22 has contact-making surface after male end, after male end, contact-making surface is positioned at the rear side of contact site before male end.Correspondingly, female end contact body comprises straight extension along the longitudinal direction and can in the female end contact-segment 55 of above-below direction strain, the front end of female end contact-segment 55 is provided with contact site before female end protruding upward, the straight upper side face of female end contact-segment 55 has contact-making surface after female end, after female end, contact-making surface is positioned at the rear side of contact site before female end.When plugging each other, male end contact-segment 22 and female end contact-segment 55 are in the strain of the concurrent raw same magnitude of the mutual pushing tow of above-below direction, simultaneously, contact site and contact-making surface conductive contact after female end before male end and in the vertical direction pushing tow coordinates, before female end contact site and contact-making surface conductive contact after male end also in the vertical direction pushing tow coordinate.
In the present embodiment, male end contact and female end contact material, structure, shape and size are all identical, thus the strain that amplitude can occur for male end contact-segment 22 and female end contact-segment 55 is realized when plugging each other, on the other hand, contact is so also made to have good versatility, manufacture and design and only need one set of die, reduce manufacturing cost, be also convenient to the maintain and replace in later stage.Therefore, the independent structure for male end electric connector specifically described below, correspondingly female end electric connector just repeats no more.
As in Figure 2-4, male end electric connector comprises housing, is fixed with male end contact 2 in housing by insulation fixed block 1.The length of insulation fixed block 1 extends at fore-and-aft direction, and width extends in left and right, and in it, left and right is provided with the male end contact fixing hole that multiple front and back extend side by side.Male end contact 2 have from insulation fixed block 1 front side stretch out overhanging section, namely male end contact-segment 22 is positioned on this overhanging section.In the present embodiment, before the lower convex male end that male end contact-segment 22 front end is arranged, contact site comprises bending segment 223 in bending segment 222 under the male end bent by the front end of male end contact-segment 22 and the male end that upwards bent by the front end lowest point of bending segment under male end 222 downwards, and under male end, in bending segment and male end, the link position of bending segment exceeds the downside of male end contact-segment downwards.More preferably, before male end, the upper and lower bending segment of the male end of contact site forms recess arcuate structure upward, so not only make Electric Field Distribution even, and when male end contact and female end contact plug each other, be convenient to realize male end contact and female end contact strain in the vertical direction.
In order to improve the stability of electric signal transmission, male end contact 2 comprises conductive contact piece 21 and grounding component 20, two composition differential pairs for transmission of one line differential signal of conductive contact piece 21, grounding component 20 is located at the left and right sides of each group of differential pair respectively and is separated successively by each group of differential pair, to play the effect of shielding each group of differential pair, ensure the stability of differential signal.The rear end of conductive contact piece 21 connects wire respectively, the rear end of grounding component 20 is same to be integrally connected on ground plate 201, ground plate 201 is positioned at the top position of grounding component, the afterbody of grounding component 20 is bending to be upwards connected with ground plate 201, and the downside of ground plate 201 forms the connection space of conductive contact piece connection wire or printed circuit board.Certainly, in other embodiments, as illustrated in figs. 5-7, the afterbody of grounding component and conductive contact piece can be positioned at same level height and be all connected directly between on printed circuit board by welding pin 200.
In order to also shield the above-below direction of conductive contact piece 21, the both sides up and down of insulation fixed block 1 are respectively equipped with shielding sheet 3.The laminating of shielding sheet 3 is located at the two sides up and down of insulation fixed block 1.The left and right sides of shielding sheet 3 is respectively equipped with engaging lug 31, and engaging lug 31 extends it at above-below direction and has the elasticity of being out of shape at left and right directions, and engaging lug 31 is also provided with bayonet socket 310.Correspondingly, the left and right sides of insulation fixed block 1 is provided with fixture block 11 in the position corresponding with bayonet socket 310, and shielding sheet 3 is realized and being fixedly connected with of fixed block 1 of insulating by bayonet socket 310 and the snap-fit engagement of fixture block 11.
In order to improve the interference free performance of each differential pair of conductive contact piece 21 further, improve signal transmission quality, shielding sheet 3 is also provided with the bullet pawl 30 extended towards insulation fixed block 1 in the position corresponding to each grounding component 20, the bullet pawl 30 corresponding to each grounding component 20 is set up in parallel in the lateral direction.Correspondingly, insulation fixed block 1 is provided with the resigning hole 10 of up/down perforation, time on fixed block 1 is insulated in correct being fastened on by shielding sheet 3, bullet pawl 30 on shielding sheet 3 inwardly can stretch into from resigning hole 10 and elastic top is pressed in corresponding grounding component 20, make shielding sheet 30 identical all the time with the electromotive force of grounding component 20 like this, and completely by four orientation shieldings up and down of a pair differential pair, ensure that signal stabilization and the integrality of differential pair.According to shielding sheet 3 development length in the longitudinal direction, can also selecting, multiple bullet pawl is set in the longitudinal direction and contacts with same grounding component, to ensure that shielding sheet contacts with the stable of grounding component.
Electric coupler component of the present invention in use, male end contact and female end contact are positioned at same level height, if defining this level height is benchmark plug surface, so to being inserted through in journey, contact site before contact site downward pushing tow female end contact female end before the male end of male end contact, male end contact and female end contact be both sides distortion up and down simultaneously respectively, continue grafting until when reaching setting contact length, before the male end of male end contact contact site and female end contact female end after contact-making surface conductive contact, before the female end of female end contact contact site and male end contact male end after contact-making surface conductive contact, now, male end contact is identical and symmetrical up and down about benchmark plug surface with the amplitude of strain up and down of female end contact, ensure that male end contact contacts with two conductive contact points of female end contact are stable, reduce the length of the cantilever design produced in conductive contact point side, reduce stub radiation or aerial radiation effect, improve stability and the integrality of the high-speed transfer signal of telecommunication.Certainly, in other embodiments, male end contact and female end contact can not at same level height in above-below direction slightly differences in height, now, because male end contact is identical with the strain amplitude of female end contact, also can ensure that male end contact can be stablized with former and later two conductive contact points of female end contact and contact.
In the embodiment one of electric coupler component of the present invention, male end contact is all identical with female end contact piece structure, material, shape, size, in other embodiments, male end contact can be different from female end contact shape, material, size and structure, only both need strain amplitude is in the vertical direction identical, identical strain amplitude just can ensure that, when both mutual grafting pushing tows, two conductive contact points can stablize contact.
The embodiment two of electric coupler component of the present invention: be with the difference of embodiment one, before male end, contact site is by the arc convex of the downside of male end contact-segment to downward-extension, and similarly, female end contact also can adopt same structure.
The embodiment three of electric coupler component of the present invention: be with the difference of embodiment one, before male end contact site male end under bending segment and male end bending segment form opening up V-structure, similar, female end contact also can adopt same structure.
The embodiment of electric connector of the present invention: as in Figure 2-4, its concrete structure is identical with the electric connector structure in the embodiment of above-mentioned electric coupler component, repeats no more herein.
The embodiment of conductive contact piece of the present invention: its concrete structure is identical with the conductive contact piece structure in the embodiment of above-mentioned electric coupler component, repeats no more herein.
Claims (10)
1. a conductive contact piece, comprise male end contact body, it is characterized in that, male end contact body comprises straight extension along the longitudinal direction, for the male end contact-segment in the strain of above-below direction with the adaptive mutual pushing tow of female end contact-segment and with female end contact-segment generation same magnitude, the front end of described male end contact-segment be provided with protrude downwards for the contact site before the male end that above-below direction pushing tow coordinates of contact-making surface after the female end of female end contact, the downside of male end contact-segment has the rear side that is positioned at contact site before male end, for with contact-making surface after contact site before the female end of female end the contact in the vertical direction male end that coordinates of pushing tow.
2. conductive contact piece according to claim 1, is characterized in that, before described male end, contact site comprises bending segment in bending segment under the male end bent by the front end of male end contact-segment and the male end that upwards bent by the front end lowest point of bending segment under male end downwards.
3. conductive contact piece according to claim 2, is characterized in that, in male end, under bending segment and male end, bending segment forms recess arcuate structure upward.
4. the conductive contact piece according to claim 1-3 any one, is characterized in that, described conductive contact piece is differential contact elements.
5. an electric connector, comprise conductive contact piece, described conductive contact piece comprises male end contact body, it is characterized in that, male end contact body comprises straight extension along the longitudinal direction, for the male end contact-segment in the strain of above-below direction with the adaptive mutual pushing tow of female end contact-segment and with female end contact-segment generation same magnitude, the front end of described male end contact-segment be provided with protrude downwards for the contact site before the male end that above-below direction pushing tow coordinates of contact-making surface after the female end of female end contact, the downside of male end contact-segment has the rear side that is positioned at contact site before male end, for with contact-making surface after contact site before the female end of female end the contact in the vertical direction male end that coordinates of pushing tow.
6. electric connector according to claim 5, is characterized in that, before described male end, contact site comprises bending segment in bending segment under the male end bent by the front end of male end contact-segment and the male end that upwards bent by the front end lowest point of bending segment under male end downwards.
7. electric connector according to claim 6, is characterized in that, in male end, under bending segment and male end, bending segment forms recess arcuate structure upward.
8. an electric coupler component, comprise male end electric connector and female end electric connector, described male end electric connector and female end electric connector comprise male end contact and female end contact respectively, male end contact and female end contact comprise male end contact body and female end contact body respectively, it is characterized in that, male end contact body comprises straight extension along the longitudinal direction and can in the male end contact-segment of above-below direction strain, the front end of described male end contact-segment be provided with protrude downwards for the contact site before the male end that above-below direction pushing tow coordinates of contact-making surface after the female end of female end contact, the downside of male end contact-segment has the rear side that is positioned at contact site before male end, for with contact-making surface after contact site before the female end of female end the contact in the vertical direction male end that coordinates of pushing tow, female end contact body comprises straight extension along the longitudinal direction and can in the female end contact-segment of above-below direction strain, the front end of described female end contact-segment be provided with protruding upward for the contact site before the female end that above-below direction pushing tow coordinates of contact-making surface after the male end of male end contact, the upper side of female end contact-segment has the rear side that is positioned at contact site before female end, for with contact-making surface after contact site before the male end of male end the contact in the vertical direction female end that coordinates of pushing tow, male end contact-segment and female end contact-segment are in the strain of the concurrent raw same magnitude of the mutual pushing tow of above-below direction.
9. electric coupler component according to claim 8, it is characterized in that, before described male end, contact site comprises bending segment in bending segment under the male end bent by the front end of male end contact-segment and the male end that upwards bent by the front end lowest point of bending segment under male end downwards, and before described female end, contact site comprises bending segment under bending segment in the female end that upwards bent by the front end of female end contact-segment and the female end that bent by the peak position, front end of bending segment in female end downwards.
10. electric coupler component according to claim 9, is characterized in that, before male end, the upper and lower bending segment of the male end of contact site forms recess arcuate structure upward, and before female end, the upper and lower bending segment of the female end of contact site forms recess arcuate structure down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510986627.3A CN105428939A (en) | 2015-09-30 | 2015-12-26 | Conductive contact part, electric connector and electric connector assembly |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015106359614 | 2015-09-30 | ||
| CN201510635961 | 2015-09-30 | ||
| CN201510986627.3A CN105428939A (en) | 2015-09-30 | 2015-12-26 | Conductive contact part, electric connector and electric connector assembly |
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| CN105428939A true CN105428939A (en) | 2016-03-23 |
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| CN201510986627.3A Pending CN105428939A (en) | 2015-09-30 | 2015-12-26 | Conductive contact part, electric connector and electric connector assembly |
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| CN108075273B (en) * | 2016-11-16 | 2019-09-27 | 发那科株式会社 | Connecting component and the motor drive for having the connecting component |
| CN109546464A (en) * | 2019-01-09 | 2019-03-29 | 四川华丰企业集团有限公司 | High-speed differential signal connector |
| CN109546464B (en) * | 2019-01-09 | 2023-10-10 | 四川华丰科技股份有限公司 | High-speed differential signal connector |
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