EP2812949A1 - Elektrischer steckverbinder zur elektrischen verbindung mittels ultraschallschweissen - Google Patents
Elektrischer steckverbinder zur elektrischen verbindung mittels ultraschallschweissenInfo
- Publication number
- EP2812949A1 EP2812949A1 EP13718104.6A EP13718104A EP2812949A1 EP 2812949 A1 EP2812949 A1 EP 2812949A1 EP 13718104 A EP13718104 A EP 13718104A EP 2812949 A1 EP2812949 A1 EP 2812949A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- leg
- electrical connector
- connecting portion
- contact
- electrical
- 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.)
- Granted
Links
- 238000003466 welding Methods 0.000 title claims abstract description 28
- 230000007704 transition Effects 0.000 claims abstract description 49
- 239000007787 solid Substances 0.000 claims abstract description 3
- 239000011324 bead Substances 0.000 claims description 16
- 238000000576 coating method Methods 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 5
- 239000007769 metal material Substances 0.000 claims description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 229910052718 tin Inorganic materials 0.000 claims description 2
- 239000011135 tin Substances 0.000 claims description 2
- 210000002414 leg Anatomy 0.000 description 44
- 238000000034 method Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 101100008047 Caenorhabditis elegans cut-3 gene Proteins 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000004154 testing of material Methods 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/02—Soldered or welded connections
- H01R4/023—Soldered or welded connections between cables or wires and terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/02—Soldered or welded connections
- H01R4/029—Welded connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
- H01R43/0207—Ultrasonic-, H.F.-, cold- or impact welding
-
- 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
Definitions
- the invention relates to an electrical connector according to the preamble of
- the invention relates in particular to an electrical connector designed as
- solder joints In addition to screw crimps, solder joints, press-fit or piercing and other connection techniques are known, such as form-fitting connections, in particular welded joints.
- Object of the present invention is to provide an electrical connector or
- the object is to provide such a contact pin that is universally and inexpensively applicable and can be used in many applications.
- the invention is based on the idea that a connector, in particular in the embodiment of a solid contact pin has the following and that one
- connection portion is connected, wherein the connection portion is formed for electrical connection to an electrical line by means of ultrasonic welding and therefore in this area, preferably in the transition region between the
- a breakwater unit or a geometric breakwater element is arranged for refraction of the ultrasonic waves.
- breakwater element The technical operation of the breakwater element can be seen in the fact that cracks and damage occur in the region of the connection section, in particular at its transition region, to the contact section or the intermediate transition section when energy is introduced by ultrasonic welding, in particular by the occurring waves.
- Such transition sections are zones that are particularly stressed during ultrasonic welding.
- Breakwater element preferably a correspondingly formed bead, on
- an electrical connector which has a contact section, a transition section adjoining the contact section and a connection section adjoining the transition section, wherein the connection section is for electrical connection to an electrical line is formed by ultrasonic welding and wherein the connecting portion is formed via at least one geometric breakwater element, preferably a protruding bead for breaking waves during ultrasonic welding.
- connection section has a support surface, preferably a flat contact surface for a line to be connected or the contact end of a line to be connected.
- connection portion is as an L-shaped
- each leg is part of the connection portion.
- the two legs are thus substantially perpendicular to each other oriented in conjunction and form the L-shaped
- Such a geometry is therefore space-optimized and simultaneously provides a stop for the cable, which is provided by the first leg and a support surface for the cable, which is provided by the second leg.
- the first leg is arranged at the transition section.
- the second leg is substantially in an orthogonal to the first leg orientation with this leg to form an L-shaped
- Transition portion is formed.
- a preferred embodiment of the invention in the form of an elongated connector in which the first leg is arranged at the transition portion in the insertion direction so that the second leg substantially in the extension direction and thus in the insertion direction the contact pin is arranged.
- the support surface of the second leg has a transition surface which is connected to the leg inner surface formed by the first leg and extends directly into it.
- Transition surface with the inner side surface of the leg represents the rounding of the "Halfpipe”.
- the inner surfaces i. H. the surfaces facing the other leg connected to each other via a curved transition surface.
- the curved transition surface substantially corresponds approximately to a segment of the inner circumference of a hollow cylinder of about 70 ° to 90 ° radians.
- the radius of curvature of the curved transition surface is advantageously constant over the entire transition surface, wherein from the transition surface, the geometric
- Breakwater element protrudes.
- the geometric element is also one protruding outwardly from the transition surface along the curvature
- the bead extends in her
- the bead is located approximately in the middle of the transition surface with respect to the side edges of the connection section formed by the L.
- the projection of the bead is oriented parallel to the insertion direction of the contact pin.
- the longitudinal ultrasonic waves forming in the contact pin are consequently broken and inhibited by the break-wave element formed in the longitudinal orientation, so that the contact pin can be connected to a line by means of ultrasonic welding without damage.
- Connection tongue were connected to a line by means of ultrasonic welding and those who were trained by means of a corresponding breakwater contour showed that in the first group of contact elements in almost all cases damage and / or cracks were to prove the transition region, while this is not the case of the contact elements according to the invention Case was.
- connection portion and the geometric breakwater element that is, preferably the bead, materially formed of a material, preferably made of pure copper or a copper alloy.
- the use of copper or a copper alloy with a high copper content is preferably used because of the particularly good electrical conductivity.
- Connecting portion for the transition of the transition or contact portion is Connecting portion for the transition of the transition or contact portion.
- a further preferred embodiment is an electrical connector according to one or more of the preceding features, wherein the contact pin consists of a metallic material and wherein the contact pin is a galvanic Having surface coating and the transition section has a support surface that no surface coating and not otherwise applied
- a further preferred embodiment is an electrical connector according to one or more of the preceding features, wherein that the connecting portion has a preferably planar bearing surface for an electrical line to be connected.
- a further preferred embodiment is an electrical connector according to one or more of the preceding features, wherein the metallic material of the
- Contact pin made of copper or a copper alloy is high in copper content and / or the galvanic coating of the contact pin made of silver or gold or tin.
- Fig. 1 shows an electrical connector for electrical connection by means
- FIG. 3 is a perspective view of the contact pin similar to the embodiment of FIG. 1 and FIG. 2.
- the electrical connector 1 is formed in the form of a contact pin 2.
- the contact pin 2 is subdivided into the sections A, B and C.
- the section C represents the contact section 3 of the contact pin 2.
- the contact section 3 is used for contacting with a corresponding mating connector.
- a transition section 4 is divided. Between the transition section 4 and the contact section 3, a latching contour 8 is arranged for latching with a latching element on the mating connector.
- the connection section 5 closes in part A of the contact pin 2, the connection section 5 at.
- the connection portion 5 of the contact pin 2 serves the electrical and mechanical
- the connecting portion 5 is formed as an L-shaped connecting portion, wherein a part of the L-shape is part of the transition portion.
- the L-shape of the connection section 5 results from a first leg 50 and a second leg 51 arranged orthogonally to it.
- the leg 50 is connected directly to the transition section 4 with this.
- the leg 50 On the opposite side of the connection, the leg 50 has a leg surface 40, which is curved substantially horizontally and in its further course with a
- Radius of curvature R is formed and opens into a bearing surface 10 of the second leg 51 and passes into this.
- the second leg 51 is formed as a substantially flat leg, which is arranged in the axial direction of the contact pin 2 and that at its end.
- the bottom and thus the support surface 10 opposite side of the second leg 51 is also advantageously flat to achieve a minimum space.
- the contact portion 3 and the transition portion 4 are formed with a first diameter D1, substantially as cylindrical portions.
- the connection portion 5 protrudes with a projection 1 1 on the outer contour and thus on the shell shape of the of the
- Contact cut 3 can be brought into the correct position.
- the curvature follows substantially in the form of a half of a
- Half-pipe side surfaces are formed by the curved leg surface 40.
- the breakwater 41 protrudes from the leg surface 40 protrudes, as shown in Fig. 2, the breakwater 41 protrudes.
- the breakwater 41 is formed in the present embodiment as a bead and that a curved bead whose projection, as can be seen in Fig. 2, extends in the axial direction S or plug-in direction S of the contact pin 2.
- the bead 41 extends from the support surface 10 along the axial direction over the curvature of the curved leg surface 40 up to the end 53 and approximately to the upper end of the projection 11th
- the hump formed in this way serves as a breakwater 41 in the connection section 5, in order in particular to break longitudinal waves.
- a stripped end of a cable 100 is to be applied to the support surface 10 and by means of ultrasonic waves, d. H. an ultrasonic welding connection between the cable 100 and the contact pin 2 or its connection portion 5 are formed by ultrasonic welding.
- the occurring longitudinal waves and ultrasonic waves are refracted by the breakwater 41 at the "critical" transition to the transition section 5, so that the energy of the ultrasonic waves, in particular in the region of the transition from the connection section 5 to the transition section 4, leads to any dysfunctional disturbances or material damage.
- the projection or the bead 41 are arranged substantially in the middle between the side edges 42 of the legs 50, 51.
- two parallel breakwaters 41, d. H. two humps or two beads 41 may be arranged side by side in the transition region whose geometric configuration causes the refraction of ultrasonic waves.
- connection section 5 shown in FIG. 1 or FIG. 2 has no surface coating on its support surface 10, so that a contact takes place directly with the material of the contact pin 2.
- the material of the contact pin 2 is formed as a copper material or a copper alloy with a high copper content.
- the contact portion 3 may be advantageously provided with a surface coating, so that the electrical connector according to the invention cost over
- Partial coatings can be provided and is suitable in a favorable manner for ultrasonic welding.
- the heat input it has proven to be advantageous to provide the length of the second leg 51 with its length of about 25% to 40% of the total length of the contact pin 2.
- the first leg 50 is located approximately in one third of the total length of the contact pin 2 spaced from the end of the connection portion 5. Two thirds of the length of the contact pin 2 are formed by the transition section 4 and the contact portion. 3
- the support surface 10 in its width greater than the diameter D1 of the contact portion 3 and transition portion 4. This improves the breakwater effect of the breakwater 41 in the region of the first leg 50th
- FIG. 3 shows a perspective view of the contact pin 2, similar to the embodiment of FIGS. 1 and 2.
- the mechanical breakwater element or the breakwater 41 is formed. LIST OF REFERENCE NUMBERS
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
- Manufacturing Of Electrical Connectors (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE201210002910 DE102012002910B4 (de) | 2012-02-11 | 2012-02-11 | Elektrischer Steckverbinder zur elektrischen Verbindung mittels Ultraschallschweißen |
DE202012001446U DE202012001446U1 (de) | 2012-02-11 | 2012-02-11 | Elektrischer Kontaktpin für Ultraschallschweißen |
PCT/EP2013/000374 WO2013117339A1 (de) | 2012-02-11 | 2013-02-08 | Elektrischer steckverbinder zur elektrischen verbindung mittels ultraschallschweissen |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2812949A1 true EP2812949A1 (de) | 2014-12-17 |
EP2812949B1 EP2812949B1 (de) | 2016-04-20 |
Family
ID=48170403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13718104.6A Active EP2812949B1 (de) | 2012-02-11 | 2013-02-08 | Elektrischer steckverbinder zur elektrischen verbindung mittels ultraschallschweissen |
Country Status (6)
Country | Link |
---|---|
US (1) | US9281573B2 (de) |
EP (1) | EP2812949B1 (de) |
JP (1) | JP6097769B2 (de) |
CN (1) | CN104115333B (de) |
ES (1) | ES2575401T3 (de) |
WO (1) | WO2013117339A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104682048B (zh) * | 2015-02-02 | 2017-09-22 | 吴丽清 | 一种通过超声波熔融捆扎方式与电缆连接的电连接器及其连接方法 |
DE102015107180B4 (de) * | 2015-05-07 | 2016-12-15 | Telegärtner Karl Gärtner GmbH | Verfahren zum Herstellen einer Lötverbindung, elektrischer Steckverbinder zum Verlöten mit einem Koaxialkabel und Verwendung eines solchen Steckverbinders |
EP3258550A1 (de) * | 2016-06-14 | 2017-12-20 | Telsonic Holding AG | Vorrichtung und verfahren zum crimpen von verbindungselementen und crimpverbindung |
US10449871B1 (en) * | 2018-06-13 | 2019-10-22 | Te Connectivity Corporation | Electrical power terminal for a charging system |
JP7111784B2 (ja) * | 2020-09-11 | 2022-08-02 | 矢崎総業株式会社 | 雌端子の製造方法 |
DE102022202847A1 (de) * | 2022-03-23 | 2023-09-28 | Yamaichi Electronics Deutschland Gmbh | Steckverbinder, Steckverbinder-System und Verfahren zum Herstellen des Steckverbinders |
DE102022202850A1 (de) * | 2022-03-23 | 2023-09-28 | Yamaichi Electronics Deutschland Gmbh | Kontaktelement, Kontaktelementsystem und Steckverbinder |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5263880A (en) * | 1992-07-17 | 1993-11-23 | Delco Electronics Corporation | Wirebond pin-plastic header combination and methods of making and using the same |
JP3311626B2 (ja) * | 1997-01-09 | 2002-08-05 | 矢崎総業株式会社 | 超音波接続用端子及び超音波接続構造 |
JP3300241B2 (ja) | 1997-01-09 | 2002-07-08 | 矢崎総業株式会社 | 被覆電線と端子の接続構造 |
JP2003217694A (ja) | 2002-01-28 | 2003-07-31 | Denso Corp | コネクタ |
JP4105055B2 (ja) * | 2002-12-27 | 2008-06-18 | 矢崎総業株式会社 | 被覆電線の止水構造 |
TW200505116A (en) * | 2003-07-30 | 2005-02-01 | Hon Hai Prec Ind Co Ltd | Cable connector assembly and method for making the same |
JP2005108608A (ja) * | 2003-09-30 | 2005-04-21 | Auto Network Gijutsu Kenkyusho:Kk | アルミ電線と銅端子の接続構造 |
JP4445802B2 (ja) * | 2004-05-28 | 2010-04-07 | 株式会社オートネットワーク技術研究所 | 端子金具 |
JP2006172927A (ja) * | 2004-12-16 | 2006-06-29 | Yazaki Corp | 電線の超音波接合方法及び超音波接合装置 |
TWI302767B (en) * | 2006-03-24 | 2008-11-01 | Ks Terminals Inc | Terminal connector, manufacturing and wire connecting method thereof |
DE102007027208A1 (de) * | 2007-06-13 | 2008-12-18 | Tyco Electronics Amp Gmbh | Verfahren und Vorrichtung zum Kompaktierschweißen |
JP5235369B2 (ja) * | 2007-09-18 | 2013-07-10 | 株式会社オートネットワーク技術研究所 | ワイヤーハーネスおよびその製造方法ならびに絶縁電線の接続方法 |
DE102008031588B4 (de) * | 2008-07-03 | 2011-03-24 | Lisa Dräxlmaier GmbH | Kontaktierung von Leichtmetallleitungen |
DE102008058047B4 (de) * | 2008-11-18 | 2013-11-07 | Auto-Kabel Management Gmbh | Verbindung von elektrischen Leitungen mittels Ultraschallschweißen |
JP5191923B2 (ja) * | 2009-02-17 | 2013-05-08 | 矢崎総業株式会社 | 電線の接続方法 |
DE102010027033A1 (de) | 2010-07-14 | 2012-01-19 | Kromberg & Schubert Kg | Leiter mit Kontaktteil |
DE102010038780A1 (de) | 2010-08-02 | 2012-02-02 | Robert Bosch Gmbh | Verfahren zur elektrischen Kontaktierung von Drähten |
CN202004305U (zh) * | 2011-04-13 | 2011-10-05 | 漳州鑫美达汽车零部件有限公司 | 一种汽车线束共接点的连接装置 |
-
2013
- 2013-02-08 US US14/370,555 patent/US9281573B2/en active Active
- 2013-02-08 ES ES13718104.6T patent/ES2575401T3/es active Active
- 2013-02-08 CN CN201380008895.7A patent/CN104115333B/zh active Active
- 2013-02-08 EP EP13718104.6A patent/EP2812949B1/de active Active
- 2013-02-08 WO PCT/EP2013/000374 patent/WO2013117339A1/de active Application Filing
- 2013-02-08 JP JP2014555975A patent/JP6097769B2/ja active Active
Non-Patent Citations (1)
Title |
---|
See references of WO2013117339A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN104115333A (zh) | 2014-10-22 |
JP6097769B2 (ja) | 2017-03-15 |
CN104115333B (zh) | 2016-11-09 |
WO2013117339A1 (de) | 2013-08-15 |
ES2575401T3 (es) | 2016-06-28 |
EP2812949B1 (de) | 2016-04-20 |
JP2015511375A (ja) | 2015-04-16 |
US9281573B2 (en) | 2016-03-08 |
US20140378010A1 (en) | 2014-12-25 |
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