EP1014496A2 - Elektrische Anschlussvorrichtung für hohe Ströme - Google Patents
Elektrische Anschlussvorrichtung für hohe Ströme Download PDFInfo
- Publication number
- EP1014496A2 EP1014496A2 EP99124188A EP99124188A EP1014496A2 EP 1014496 A2 EP1014496 A2 EP 1014496A2 EP 99124188 A EP99124188 A EP 99124188A EP 99124188 A EP99124188 A EP 99124188A EP 1014496 A2 EP1014496 A2 EP 1014496A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- contact
- conductor
- connection device
- spring
- 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.)
- Withdrawn
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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
- H01R4/28—Clamped connections, spring connections
- H01R4/50—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw
- H01R4/5083—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw using a wedge
- H01R4/5091—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw using a wedge combined with a screw
-
- 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
- H01R13/46—Bases; Cases
- H01R13/53—Bases or cases for heavy duty; Bases or cases for high voltage with means for preventing corona or arcing
Definitions
- the invention relates to a connecting device for releasably connecting a electrical conductor arranged therein for high currents with at least an electrical contact.
- the invention further relates to an assembly such a connection device and a contact.
- connection devices are particularly in the field of Automotive technology known. They are used for connection, for example a generator or a starter.
- the currents to be transmitted are up to the order of 100 A or more.
- the object of the invention is therefore to provide a connection device create with which the provided high currents also over years can be reliably transmitted and the low connection effort required.
- connection device mentioned above Type at least one wedge surface provided, by means of which the electrical conductor can be applied against the contact.
- the wedge surface has the inventive Connection device a double function: On the one hand, enables it the wedge surface to provide suitable high forces by means of which the electrical conductor can be pressed against the contact. This high forces ensure a reliable electrical connection between the electrical conductor and the contact, so that the required high Currents with the desired reliability for years to come can be transferred. On the other hand, the wedge surface opens up the possibility to release the connection again by means of a suitable Relative displacement forces are canceled out by the electrical Press the conductor against the contact.
- the wedge surface is part of a wedge on a support surface of the connecting device is present.
- the wedge for example, by hand or also can be brought into the desired position by a screw it, the one acting between the electrical conductor and the contact Adjust the force very precisely. The higher the desired force, the more the wedge is moved forward.
- the wedge surface is part of a jaw that is on a support surface the connection device is present.
- the connection device is present.
- two are each other Opposing jaws are provided, which are part of the electrical Are conductor and between which the contact can be arranged.
- the Jaws grip the contact from two sides and lead to one reliable electrical connection. Through the wedge surfaces the jaws, for example, when mounting the connection device are automatically brought into the position in which they are firmly attached to the contact attack.
- a spring provided, by means of which the electrical conductor acts against the contact can be.
- a spring ensures on the one hand that the desired high forces between the electrical conductor and the contact can be reliably reached and adhered to. Minor tolerances can be compensated by the spring, the acting spring force changes only slightly.
- the spring allows crawling and Signs of settlement between the connecting device and the To balance contact. Possible creep and settlement phenomena then only a slight drop in the acting force, which is not critical is.
- the spring formed by part of the electrical conductor with a curved cross section is.
- no additional component is required provides the desired spring action.
- the electrical conductors the material properties required for the spring action a spring is formed in this way, which the desired can bring high contact forces. If the contact is a flat contact surface has, the conductor part with a curved cross section by means of its outer edges on this contact surface. In this way the electrical connection between the contact and the electrical conductor achieved in precisely defined areas. Along with that accordingly selected spring force is precisely defined in these areas Surface pressure achieved, which the reliable electrical connection guaranteed between the conductor and the contact.
- the spring is a Spring lamella is arranged between the electrical conductor and the contact can be. This ensures that the electrical Connection from the conductor to the spring plate and then from the spring plate for contact only in precisely defined areas. Together with the spring force given by the spring plate results then in the connection areas for reliable electrical Connection required surface pressure.
- the contact has a flat contact surface and the electrical conductor has a flat conductor surface and that the spring lamella is arranged between the contact surface and the conductor surface.
- This configuration is characterized by a low overall effort out.
- the electrical conductor only has to be on one side as a conductor surface be designed, for example by milling or flat pressing, and before joining the electrical conductor and contact is between these two parts arranged the spring lamella. At the final Joining the wedge surface ensures that the electrical conductor and the contact can be suitably loaded against each other, the spring lamella any tolerances and for the required surface pressure between the electrical conductor and the spring plate and the Spring lamella and the contact ensures.
- connection device 10 in Figures 1 and 2 is a connection device 10 according to a first Embodiment of the invention shown.
- the connecting device serves several electrical conductors 12, of which only one is shown here, with to connect an associated contact 14 in an electrically conductive manner.
- the Contacts 14 can be part of an integrated starter / generator, for example be, and the connecting device 10 serves the electrical To connect conductor 12 reliably and releasably to contacts 14.
- the connecting device 10 has a housing 16, which with a mounting flange 18 is provided.
- the mounting flange 18 is used for attachment the connecting device to, for example, the housing 15 of the integrated starter / generator.
- the mounting flange with several Provided mounting holes 22, by means of which the housing 16 of the Connection device 10 can be screwed tight so that the contacts 14 protrude into the interior of the housing 16.
- the housing 16 is also provided with a screw 24, which seals the housing 16th at the point where the electrical conductors 12 exit the housing enables. A strain relief can also be formed at this point his.
- the electrical conductors 12, which are due to the electrical to be transmitted Currents are of the order of 50 mm2 preferably designed as a solid conductor with a rectangular cross section.
- the electrical conductor 12 has a part 26 which is connected to curved cross-section is formed (see in particular that in FIG. 1 included sectional drawing).
- a support element 28 is arranged in the interior of the housing Support surface running obliquely to the longitudinal direction of the connecting device 30 is provided.
- the support surface 30 is at a distance from a counter bearing part 32 opposite.
- a receiving part 34 On the counter bearing part 32 is a receiving part 34, which has a recess 36 is provided. One of the contacts 14 is arranged in this recess. The conductor part 26 also extends into the recess 36 with a curved cross-section. The conductor part 26 lies on the contact 14 by means of of its longitudinally extending outer edges.
- a pressure part 38 On the from Contact 14 facing away from the conductor part 26 is a pressure part 38, which is provided with an extension 40 which in the recess 36 of the receiving part 34 engages so that the receiving part and the pressure part against each other cannot slip.
- On the side facing away from the extension 40 On the side facing away from the extension 40
- a wedge 42 On the side of the pressure part 38 there is a wedge 42, which with a Wedge surface 44 is provided, which rests on the support surface 30 of the support member 28.
- the wedge 42 is provided with an adjustment extension 46 on which the head an adjusting screw 48 rests.
- the adjusting screw 48 can be in a bore
- the pressure part 38 is arranged.
- the wedge 42 between the pressure part 38 and the Support surface 30 of the support member 28 pressed.
- the relative movement between the wedge 42 and the support member 28 due to the wedge and support surface converted into a force that the conductor part 26 against the contact 14 presses. Because of the curved cross section of the conductor part 26, this acts as a spring, the increasing spring force with increasing deformation exerts the contact 14.
- the wedge can be adjusted by means of the adjusting screw 48 desired position between the support member 28 and the pressure member 38 driven become.
- This position is between the desired force the conductor part 26 and the contact 14 determined. It depends on the Surface pressure that between the longitudinal edges of the conductor part 26 and the contact 14 is to be achieved so that a reliable electrical connection between the conductor 12 and the contact 14 is ensured.
- the Conductor part 26 is designed so that this desired surface pressure is only achieved when there is some deformation of the as a spring acting cross section of the conductor part 26 comes. In this case allows namely the spring characteristic of the conductor part 26, tolerances that occur as well as creep and settlement phenomena of all components involved in certain Equalize boundaries without changing the contact 14 and the conductor part 26 acting force and thus the surface pressure is significantly influenced.
- the connecting device according to the invention ensures thus good contact even over a long period of time.
- connection between the electrical connection 12 and the Contact 14 is to be released, only the adjusting screw 48 has to be loosened become. The wedge 42 can then be pulled out so that the connection is solved.
- the conductor part 26 can also be formed with a rectangular cross section.
- the Spring force between the conductor part 26 and the contact 14 can then by a spring plate arranged between these two parts is provided become.
- This spring plate is inclined in the manner of a locking washer employed spring plates, on the one hand the desired spring force provide between the conductor part 26 and the contact 14 and the other a contact between the conductor part 26 and the spring lamella as well the spring lamella and the contact 14 only in precisely defined areas allows so that together with the design A precisely defined surface pressure at the contact points is achieved. This surface pressure then ensures reliable Contacting.
- both the contacts 14 on their contact surfaces as well as the electrical conductor on its conductor surface not necessarily must be level.
- the other assigned surfaces executed in any way curved are then, for example, a correspondingly curved spring lamella is used between these parts.
- Figure 3 is a connection device according to a second embodiment shown.
- the same reference numerals are used here.
- a wedge 42 which has a force provides by means of which the conductor part 26 of the conductor 12 and the contact 14 pressed against one another between a pressure part 38 and a receiving part 34 become. Both the pressure part and the receiving part are the same Way as in the first embodiment from an electrically insulating Material.
- the pressure part 38 is fixedly attached to the wedge 42.
- the receiving part 34 is fixedly attached to the counter bearing part 32.
- the adjustment extension 46 of the wedge 42 is finally designed so that he by contacting the top of the support member 28, the end position of the Keils 42 specifies. No springs are provided in this embodiment.
- the spring action is due to the inherent elasticity of the pressure part and Receiving part as well as the preload of these two parts when pressing of the wedge is obtained.
- the electrical connections 12 are in the second embodiment as Sockets designed so that a connection to a solid conductor is possible is, which leads through the screw 24 into the housing 16 becomes.
- FIG. 4 schematically shows a part of a connection device according to a third embodiment shown.
- the contact 14, which consists of a housing 15 for example, an integrated starter / generator protrudes from this embodiment between two jaws 42.
- Each Clamping jaw 42 has a wedge surface 44, which on a support surface 30 Support part 28 abuts.
- the jaws 42 are relative to the support members 28 shifted so that the desired pressure on the Contact 14 is exercised.
Landscapes
- Multi-Conductor Connections (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
Description
- Figur 1 in einer Seitenansicht mit Ausbrüchen eine erfindungsgemäße Anschlußvorrichtung mit Kontakt gemäß einer ersten Ausführungsform;
- Figur 2 in einer weiteren schematischen Seitenansicht mit Ausbrüchen die Anschlußvorrichtung mit Kontakten von Figur 1;
- Figur 3 in einer perspektivischen, geschnittenen Ansicht eine erfindungsgemäße Anschlußvorrichtung mit Kontakten gemäß einer zweiten Ausführungsform; und
- Figur 4 in einer schematischen, abgebrochenen Querschnittsansicht einen Teil einer erfindungsgemäßen Anschlußvorrichtung mit Kontakt gemäß einer dritten Ausführungsform.
Claims (10)
- Anschlußvorrichtung (10) zum lösbaren Verbinden eines darin angeordneten elektrischen Leiters (12) für hohe Ströme mit einem elektrischen Kontakt (14), dadurch gekennzeichnet,
daß mindestens eine Keilfläche (44) vorgesehen ist, mittels der der elektrische Leiter (12) gegen den Kontakt (14) beaufschlagt werden kann. - Anschlußvorrichtung nach Anspruch 1, dadurch gekennzeichnet,
daß die Keilfläche (44) Teil eines Keils (42) ist, der an einer Stützfläche (30) der Anschlußvorrichtung (10) anliegt. - Anschlußvorrichtung nach Anspruch 1, dadurch gekennzeichnet,
daß die Keilfläche (44) Teil einer Klemmbacke (42) ist, die an einer Stützfläche (30) der Anschlußvorrichtung (10) anliegt. - Anschlußvorrichtung nach Anspruch 3, dadurch gekennzeichnet,
daß zwei einander gegenüberliegende Klemmbacken (42) vorgesehen sind, die Teil des elektrischen Leiters (12) sind und zwischen denen der Kontakt (14) angeordnet werden kann. - Anschlußvorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet,
daß eine Feder (26; 38) vorgesehen ist, mittels der der elektrische Leiter (12) gegen den Kontakt (14) beaufschlagt werden kann. - Anschlußvorrichtung nach Anspruch 5, dadurch gekennzeichnet,
daß die Feder von einem Teil (26) des elektrischen Leiters (12) mit gewölbtem Querschnitt gebildet ist. - Anschlußvorrichtung nach Anspruch 5, dadurch gekennzeichnet,
daß die Feder eine Federlamelle (38) ist, die zwischen dem elektrischen Leiter (12) und dem Kontakt (14) angeordnet werden kann. - Baugruppe aus einem Kontakt und einer Anschlußvorrichtung nach einem der Ansprüche 1 bis 7.
- Baugruppe nach Anspruch 8 mit einer Anschlußvorrichtung nach Anspruch 6, dadurch gekennzeichnet,
daß der Kontakt (14) eine ebene Kontaktfläche aufweist, an der die Außenränder des Leiterteils (26) mit gewölbtem Querschnitt anliegen. - Baugruppe nach Anspruch 8 mit einer Anschlußvorrichtung nach 7, dadurch gekennzeichnet,
daß der Kontakt (14) eine ebene Kontaktfläche und der elektrische Leiter (12) eine ebene Leiterfläche aufweist und daß die Federlamelle (38) zwischen der Kontaktfläche und der Leiterfläche angeordnet ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19859196 | 1998-12-21 | ||
DE19859196A DE19859196A1 (de) | 1998-12-21 | 1998-12-21 | Elektrische Anschlußvorrichtung für hohe Ströme |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1014496A2 true EP1014496A2 (de) | 2000-06-28 |
EP1014496A3 EP1014496A3 (de) | 2002-05-08 |
Family
ID=7892071
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99124188A Withdrawn EP1014496A3 (de) | 1998-12-21 | 1999-12-03 | Elektrische Anschlussvorrichtung für hohe Ströme |
Country Status (3)
Country | Link |
---|---|
US (1) | US6296532B1 (de) |
EP (1) | EP1014496A3 (de) |
DE (1) | DE19859196A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008069968A2 (en) * | 2006-12-01 | 2008-06-12 | The Siemon Company | Modular connector with reduced termination variability |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1038086A (fr) * | 1950-06-10 | 1953-09-24 | Gardy Particip App | Perfectionnements apportés à un élément de connexion d'au moins deux barres conductrices |
DE1241887B (de) * | 1964-06-01 | 1967-06-08 | Leipzig Galvanotechnik | Vorrichtung zur Herstellung einer elektrischen Verbindung bei einer Galvanisieranlage |
US3891297A (en) * | 1974-04-10 | 1975-06-24 | Leviton Manufacturing Co | Electrical connector for attachment to multi-conductor cable |
DE4135554A1 (de) * | 1991-10-29 | 1993-05-06 | Robert Bosch Gmbh, 7000 Stuttgart, De | Elektrische anschlussvorrichtung |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE331499C (de) * | 1918-10-12 | 1921-01-08 | Heinrich Hepting | Keilklemme zur Verbindung elektrischer Leitungen |
FR535862A (fr) * | 1921-05-20 | 1922-04-22 | Borne d'amarrage pour lignes électriques aériennes | |
DE1136392B (de) * | 1959-10-08 | 1962-09-13 | Licentia Gmbh | Verbindungselement fuer die loesbare Verbindung zweier beiderseits einer Wandung angeordneter elektrischer Leiter |
DE7005047U (de) * | 1970-02-13 | 1970-05-21 | Kabel Metallwerke Ghh | Endenabschluss fuer gekuehlte starkstromkabel. |
DE7708555U1 (de) * | 1977-03-19 | 1977-07-14 | Hartmann & Braun Ag, 6000 Frankfurt | Schraubklemme zum Anschluß an Flachkontakte |
DE9007120U1 (de) * | 1990-06-27 | 1990-08-30 | Paul Druseidt Nachf. Elektrotechnische Spezialfabrik, 5630 Remscheid | Kontaktbock für Hochstrom |
US5795195A (en) * | 1996-09-23 | 1998-08-18 | Karlsberger; Mark A. | Electrical plug |
DE19743867C1 (de) * | 1997-10-04 | 1999-04-22 | Flohe Gmbh & Co | Lösbare Verbindung eines Hochstromkabels mit einem sammelschienenartigen Anschlußschwert |
-
1998
- 1998-12-21 DE DE19859196A patent/DE19859196A1/de not_active Withdrawn
-
1999
- 1999-12-03 EP EP99124188A patent/EP1014496A3/de not_active Withdrawn
- 1999-12-14 US US09/460,859 patent/US6296532B1/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1038086A (fr) * | 1950-06-10 | 1953-09-24 | Gardy Particip App | Perfectionnements apportés à un élément de connexion d'au moins deux barres conductrices |
DE1241887B (de) * | 1964-06-01 | 1967-06-08 | Leipzig Galvanotechnik | Vorrichtung zur Herstellung einer elektrischen Verbindung bei einer Galvanisieranlage |
US3891297A (en) * | 1974-04-10 | 1975-06-24 | Leviton Manufacturing Co | Electrical connector for attachment to multi-conductor cable |
DE4135554A1 (de) * | 1991-10-29 | 1993-05-06 | Robert Bosch Gmbh, 7000 Stuttgart, De | Elektrische anschlussvorrichtung |
Also Published As
Publication number | Publication date |
---|---|
US6296532B1 (en) | 2001-10-02 |
DE19859196A1 (de) | 2000-07-13 |
EP1014496A3 (de) | 2002-05-08 |
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