EP2483975A1 - Spanneinheit und verbindungseinrichtung für stromschienen mit einer derartigen spanneinheit - Google Patents
Spanneinheit und verbindungseinrichtung für stromschienen mit einer derartigen spanneinheitInfo
- Publication number
- EP2483975A1 EP2483975A1 EP10748083A EP10748083A EP2483975A1 EP 2483975 A1 EP2483975 A1 EP 2483975A1 EP 10748083 A EP10748083 A EP 10748083A EP 10748083 A EP10748083 A EP 10748083A EP 2483975 A1 EP2483975 A1 EP 2483975A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- clamping
- contact
- tensioning
- force
- clamping unit
- 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- Withdrawn
Links
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
- H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
- H01R25/14—Rails or bus-bars constructed so that the counterparts can be connected thereto at any point along their length
- H01R25/145—Details, e.g. end pieces or joints
-
- 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
- H01R13/20—Pins, blades, or sockets shaped, or provided with separate member, to retain co-operating parts together
Definitions
- the invention is in the field of such connecting devices for busbars, in which a contact force necessary for the electrical connection is realized by means of a clamping unit between contact surfaces of at least one contact means and associated contact ⁇ sides of a cross between the contact surfaces.
- the invention relates in particular ⁇ He constructive Gestal ⁇ tung said tension unit.
- connection device for busbars
- the clamping unit has a tension spring for acting on the contact means with the contact surfaces pressing against the contact sides contact force and a clamping clamp for tensioning the tension spring up.
- this connection device is listed as a terminal block or as a plug-in terminal block BD2-400-SK. It is used to connect busbars of the busbar trunking system BD2 from Siemens AG up to rated currents I e of 400 A and is part of the standard equipment of straight trunking and changing the direction of the rail track.
- Figures 1 to 5 show the various components of this known connection device 1 in detail.
- the contact bridges in this case each consist of two flexible, envelope-symmetrical expansion bands 4 or of an expansion band 4 and a contact plate 5, wherein each of the expansion bands 4 is a median portion 7 formed by expansion arches 6, two flat portions adjoining the middle portion and forming the contact surfaces 8 Intermediate sections 9 and two to the
- the expansion bands 4 consist of several, thin individual bands, which are mechanically and electrically connected by Druckhegea 12 according to Figures 3 and 4.
- the pressure-joining points 12 were leveled in a second operation to a calibration size.
- dimensional differences between the pressure joints and the expansion bands were minimized.
- the remaining depressions of the pressure connection points 12 are used in practice as a contact fat reservoir.
- the shape and design of the expansion bands 4 makes it possible to change the length of the busbars Lla and Llb, L2a and L2b, L3a and L3b, L4a and L4b as well as Na and Nb during their heating and cooling without causing them to be mechanically distorted.
- the contact force necessary for the electrical connection is generated in each case by means of tension springs 14 and the clamping springs 15 respectively assigned to the tension springs.
- the clamping brackets 15 are pressed in the direction 17 of the tension springs 14.
- Each one of the tension springs 14 and their associated one of the clamps 15 thus form a clamping unit 16 to the not for electrical connection ⁇ manoeuvrable contact force between the contact surfaces 8 of the contact means and the designated in Figure 1 with 13 Contact ⁇ sides of the interdigitating each busbar to realize.
- a frictional movement between the contact surfaces 8 of the expansion bands 4 and the contact sides 13 of the busbars does not take place since the frictional force between the contact surfaces of the expansion bands and the associated contact sides of the busbars is always higher than the deformation force of the expansion arches 6.
- the tension springs 14 and the clamping brackets 15 are made of non-magnetic material for interrupting / avoiding an iron circle.
- the busbars Lla, L2a, L3a, L4a and Na associated with the clamping brackets 15 are held in an insulating holder 22 independently of one another displaceable parallel to the longitudinal direction 23 of the busbars in order to allow the expansion movement in the insulating holder 22.
- the busbars Llb, L2b, L3b, L4b and Nb associated with the clamping brackets 15 are held in a further insulating independently of each other parallel to the longitudinal direction 23 of the busbars displaceable.
- Clamps 15 are via connectors - consisting of plug-in heads 24 and associated plug-in openings 25 - and
- Screw connections - consisting of screws 26, not shown here, the screws associated with nuts and openings 27, 28 for the penetration of the screws 26 - attached to a flange 30 of a to the connecting device (to the terminal block) belonging housing 29.
- Screw connections - consisting of fastening screws 32, not shown here, the fastening screws associated mounting nuts and through holes 33, 34 for the penetration of the mounting screws 32 - with a lower flange 31 to be connected flange 30 insbeson ⁇ more the tension springs 14 and the clamps 15 hidden.
- the tensioning of the tension springs 14 by depressing the Flange lid 30 with the clamps 15 attached thereto also requires high assembly forces, so that the terminal block can be tightened practically only with the aid of conventional tools.
- the aim of the invention is to simplify the assembly of such a connection device.
- the captive juxtaposition of the tension spring and the tensioning clamp can be realized by forming guide slots opposite one another between spring arms of the tension spring, along which the tensioning clamp by means of angled, in the guide slots engaging ends of the clamping arms in a direction perpendicular to the direction of force of the contact force direction is displaceable between a starting position and an end position on the Spannfe-, wherein the angled ends of the clamping arms of the clamping clip and a tension spring connecting the spring tensioning clamp form mutually associated first An ⁇ impact surfaces which bear against each other in the starting position, and monyin the clamping arms connecting base of the chipboard and the tension traverse form each other associated second abutment surfaces which bear against each other in the end position. It is particularly advantageous if the contact means inclines inclined bevels of the clamping arms of the clamp
- the tension traverses can each also with a sliding shoe, in particular in the form of a thin, C-shaped bronze sheet to ⁇ wrapped.
- the tension spars of the tension spring can be arranged opposite one another in such a way that their points of contact with the bevels of the tensioning clamp lie on a line inclined by a certain angle x with respect to the direction of the force.
- a preferred embodiment provides that the clamping clamp on the tension spring from the stop position out into a release position is pivotable, wherein the path of movement of the clamping bracket when pivoting in the release position transverse to the direction of force of the contact force and transverse to the longitudinal direction of the guide slots.
- the clamp can therefore be swung out of the path of movement that executes the busbar during radial assembly / disassembly.
- this has a molded on a perpendicular to the movement path of the clamping clips extending living hinge mounting handle.
- This mounting handle can be angled by means of the film hinge to the
- the insulating holder for each of the clamping brackets may each have an insulating housing which engages in the assembled state between phase separation walls of the insulating housing of the Ver ⁇ binding device.
- the clamping unit according to the invention is preferably used in the connection devices already described for
- Busbars of a busbar trunking system for realizing a necessary electrical connection contact force between the contact surfaces of at least one contact means and associated contact sides of a border between the contact surfaces of the busbar, in which the one contact means is formed at least as a contact bridge for front Ver ⁇ binding of two busbars.
- FIG. 6 shows a first embodiment of the connecting device according to the invention for busbars of two busbar trunking systems to be coupled to one another at the end face of a busbar trunking system
- FIG. 7 shows the first embodiment of the connecting device according to FIG 6 with here partially broken Pictured flange to the view of two underlying arrange ⁇ ter first embodiments of a clamping unit, which is located here in a final position
- Figure 8 shows the first embodiment of the connecting device according to FIG 6 9 shows the first embodiment of the connecting device according to FIG. 6 with the flange lid open, in which one of the two first embodiments of the clamping unit is in a release position
- FIGS 10 to 17 different sub-arrangements of the first
- Figure 18 shows a second embodiment of the clamping unit and Figure 19 shows a second embodiment of the connecting device according to the invention for connecting large busbars.
- the connecting device 101 according to the invention also has a housing 129, which is formed from a lower flange 131 and a flange cover 130 to be connected by four screw connections to the lower flange 131.
- a housing 129 which is formed from a lower flange 131 and a flange cover 130 to be connected by four screw connections to the lower flange 131.
- this mounting screws ⁇ 132 through holes 133 of the flange and through holes 134 of the lower flange.
- connection device 101 serves as a substitute for the connection device 1 shown in FIG. 1 for the electrical connection of the busbars Lla and Llb, L2a and L2b, L3a and L3b, L4a and L4b as well as Na and Nb shown in FIG.
- connection device also has contact means 102 or 103 in the form of contact bridges, which consist of two flexible, envelope-symmetrical expansion bands 104 or of an expansion band 104 and a contact plate 105.
- contact bridges consist of two flexible, envelope-symmetrical expansion bands 104 or of an expansion band 104 and a contact plate 105.
- the expansion joints also consists of several thin individual strips, which are mechanically and electrically connected by pressure joining points 112 - leveled in known manner, in a second operation on a Kalibier conspiracy and dimensional differences, the pressure joining punk ⁇ te and the strain bands minimizing - Form with provided as a contact fat reservoir depressions large flat contact surfaces 108 form. Due to the shape and design of the expansion joints 104, the change in length of the bus bars is in their heating and cooling possible without it taking into me ⁇ chanical tensions same is also here.
- Clamps 115 (see also Figure 15) produced.
- the clamping brackets 115 are pressed in the direction 117 of the tension springs.
- Each one of the tension springs and their associated one of the clamps thus form also a tension unit 116 .. to realize the necessary for the electrical connection Kon ⁇ clock force between the contact surfaces 108 of the contact means and the contact side 113 of the interdigitating busbar Lla, LIb
- the tension springs 114 and the clamps 115 are for interrupting / avoiding an iron circuit in a known manner of non-magnetic material.
- each of the first embodiments shown in Figures 6 to 17 116 of the clamping unit according to the invention thus also on the one hand, a tension spring 114 for loading the contact means with the contact surfaces
- a clamping bracket 115 for clamping the tension spring 114 in which case, however, the tension spring 114 and the clamping clip 115 of each of the clamping units 116 together form a captive held together clamping pair.
- the tensioning traverses 140 may each be enveloped by a sliding shoe 146 in the form of a thin, C-shaped bronze sheet in order to reduce the coefficient of friction.
- the tensioning clamps 115 are pivotable on the tension springs 114 out of the starting position (see also FIG. 8) into a release position (see also FIG transverse to the longitudinal direction 117 of the guide slots.
- flared ends 148 of the guide slots 137 form pivot bearings and the angled ends 138 of the clamping arms engaging in the pivot bearing pivot pin.
- all clamps 115 which are associated with the busbars of a rail box, each held in a common ⁇ insulating insulation 122.
- the tensioning clamps 115 of the clamping pairs are each held independently of one another via separate fastening means 149, 150 on the insulating holder 122 and in the end position transverse to the direction of force 120 of the contact force and transversely to the longitudinal direction 117 of the guide slots - ie parallel to the longitudinal direction 123 of FIG Busbars - slidable to allow the expansion movement in the insulating holder 122.
- the fastening means 149 (pins formed integrally on the insulating holder) extend through an oblong hole 151 of the clamping clip 115 shown in FIG. A designed as a mounting handle 152 section of the insulating is pivotable about a perpendicular to the movement path of the clamping clips extending film hinge 153.
- the insulating holder 122 has an insulating housing 154 for each of the clamping clips.
- the clamping operation can be performed without tools due to the small slope of the clamping bevels 118.
- the tensioning clamp 115 is pulled upward to release the electrical connection until the stop surfaces 141 and 142 of the tensioning spring 114 and the tensioning clamp 115 are brought into line.
- the clamping clip 115 can be pivoted away in this position in order to allow the radial installation and removal of the busbars.
- the abutment surfaces 141 and 142 essentially ensure that the assignment of the clamping clip 115 to the tension spring 114 is always maintained and thus incorrect operation due to incorrect joining is precluded.
- the clamping clip 115 is guided in its tensioning and relaxing movement in the guide slot 137.
- the tensioning bars 240 of the tensioning spring 214 can be arranged opposite one another, if required, such that their points of contact 255 with the clamping bevels 218 of the clamping bracket 215 are displaced by a force 220 relative to the direction of force 220.
- agreed angle x inclined line 256 lie.
- the size of the angle x is selected in dependence on the friction coefficient and the ge ⁇ desired reduction in the removal force.
- at least two of the contact bridges 102 and at least four of the two can be connected to the frontal connection of two large bus bars Llc, Lid
- Clamping units 116 may be provided.
Landscapes
- Clamps And Clips (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200910048673 DE102009048673A1 (de) | 2009-09-29 | 2009-09-29 | Spanneinheit und Verbindungseinrichtung für Stromschienen mit einer derartigen Spanneinheit |
PCT/EP2010/062499 WO2011039008A1 (de) | 2009-09-29 | 2010-08-26 | Spanneinheit und verbindungseinrichtung für stromschienen mit einer derartigen spanneinheit |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2483975A1 true EP2483975A1 (de) | 2012-08-08 |
Family
ID=43086466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10748083A Withdrawn EP2483975A1 (de) | 2009-09-29 | 2010-08-26 | Spanneinheit und verbindungseinrichtung für stromschienen mit einer derartigen spanneinheit |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2483975A1 (de) |
CN (1) | CN102511113B (de) |
DE (1) | DE102009048673A1 (de) |
WO (1) | WO2011039008A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011004229A1 (de) * | 2011-02-16 | 2012-08-16 | Siemens Aktiengesellschaft | Dehnungsvorrichtung für Stromschienen in Niederspannungs-Schienensystemen zur Verteilung elektrischer Energie und Schienenkasten mit einer solchen Dehnungs-vorrichtung |
CN105988094A (zh) * | 2015-02-09 | 2016-10-05 | 西门子(深圳)磁共振有限公司 | 一种张紧装置、超导磁体及磁共振成像设备 |
US11837830B2 (en) * | 2018-08-27 | 2023-12-05 | Molex, Llc | Hinged busbar assembly |
DE102018131963B4 (de) * | 2018-12-12 | 2023-07-27 | Abb Schweiz Ag | Vorrichtung zur elektrischen Verbindung eines ersten und zweiten Sammelschienensystems in einem elektrischen Verteiler, sowie elektrischer Verteiler enthaltend eine solche Vorrichtung |
EP4050744A1 (de) | 2021-02-24 | 2022-08-31 | Erico International Corporation | Trägerbaugruppe für stromleiter |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10106270A1 (de) * | 2001-02-01 | 2002-08-29 | Siemens Ag | Geräteeinheit mit einer Kontaktvorrichtung zur lösbaren Verbindung mit ortsfesten Stromschienen |
FR2889773B1 (fr) * | 2005-08-11 | 2009-03-20 | Const Electr Fels Sa | Ensemble de rails rigides pour dispositifs d'alimentation electrique par prise mobile de courant |
FR2910731A1 (fr) * | 2006-12-22 | 2008-06-27 | Schneider Electric Ind Sas | Dispositif d'eclissage de deux canalisations electriques. |
-
2009
- 2009-09-29 DE DE200910048673 patent/DE102009048673A1/de not_active Withdrawn
-
2010
- 2010-08-26 WO PCT/EP2010/062499 patent/WO2011039008A1/de active Application Filing
- 2010-08-26 EP EP10748083A patent/EP2483975A1/de not_active Withdrawn
- 2010-08-26 CN CN201080043500.3A patent/CN102511113B/zh not_active Expired - Fee Related
Non-Patent Citations (2)
Title |
---|
See also references of WO2011039008A1 * |
SIEMENS: "Catalog LV 70 - 2008 Siemens: Bus Bar Trunking Systems / Schienenverteilersysteme", 14 October 2007 (2007-10-14), XP055118298, Retrieved from the Internet <URL:http://siemens.automationjet.com/katalogy/Siemens/e86060-k1870-a101-a3-7600.pdf> [retrieved on 20140515] * |
Also Published As
Publication number | Publication date |
---|---|
WO2011039008A1 (de) | 2011-04-07 |
CN102511113A (zh) | 2012-06-20 |
DE102009048673A1 (de) | 2011-03-31 |
CN102511113B (zh) | 2014-11-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1999820B1 (de) | Anschlussklemme für leiterplatten | |
DE102004030085B4 (de) | Klemme zum Anschluß elektrischer Leiter und Klemmenanordnung | |
EP3042419B1 (de) | Federkraftanschlussklemme | |
EP2729992B1 (de) | Klemmeinheit einer elektrischen anschlussklemme | |
DE102008045650A1 (de) | Stromschiene und Stromschienensystem in Flachprofil-Ausführung mit mehreren Teilleiterschienen mit Ausnehmung an der Schmalseite zum Einrasten von Kontaktfederelementen | |
DE3903752A1 (de) | Schutzleiter-reihenklemme | |
DE102010055789B4 (de) | Stromschienenverbinder und Stromschienensystem mit mindestens zwei benachbarten Stromschienen und einem Stromschienenverbinder | |
DE19817924A1 (de) | Hochstromklemme mit Federkraftklemmanschluß | |
WO2011039008A1 (de) | Spanneinheit und verbindungseinrichtung für stromschienen mit einer derartigen spanneinheit | |
EP2600378A2 (de) | Schaltvorrichtung zum Schalten eines elektrischen Bauelementes in einen Strompfad | |
DE102007015470A1 (de) | Schnappbefestigung zur Befestigung eines Gehäuses | |
DE10152347C1 (de) | Schaltgerät mit adaptiertem mehrphasigem Sammelschienensystem | |
EP2393160A1 (de) | Rangierklemme in Etagenbauform | |
DE19708649B4 (de) | Elektrische Klemme mit Querbrücker | |
DE19643607A1 (de) | Leistungsschalter für Niederspannung mit Anschlußschienen | |
WO2005096478A1 (de) | Langstator mit einer erdungsleitung und damit ausgerüstete magnetschwebebahn | |
EP3000153A1 (de) | Steckbrücke mit übereinanderliegenden blechelementen | |
DE102009030645B4 (de) | Brückerelement und Set aus zumindest einem Klemmelement und Brückerelement | |
DE102008047526B4 (de) | Kontakteinsatz und Leiteranschlussklemme | |
DE4306011C2 (de) | Einschub-Leistungsschalter | |
AT506801B1 (de) | Nh-sicherungsschaltgerät | |
DE102013103441A1 (de) | Modulare halterung fuer elektrische leiter | |
DE102011001152B4 (de) | Kontaktelement und Kontaktelementbaueinheit | |
EP2544012B1 (de) | Anordnung aus Stromzähler und Anschlussvorrichtung für den Stromzähler | |
WO2012110270A1 (de) | Stromschienenanschluss, insbesondere für eine reihenklemme |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20120416 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
DAX | Request for extension of the european patent (deleted) | ||
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: SIEMENS AKTIENGESELLSCHAFT |
|
17Q | First examination report despatched |
Effective date: 20140728 |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H01R 25/14 20060101ALI20150817BHEP Ipc: H01R 13/20 20060101AFI20150817BHEP |
|
INTG | Intention to grant announced |
Effective date: 20150924 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20160205 |