EP1686602B1 - Dispositif de montage d'un buse pour un disjoncteur électrique - Google Patents

Dispositif de montage d'un buse pour un disjoncteur électrique Download PDF

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Publication number
EP1686602B1
EP1686602B1 EP05405049.7A EP05405049A EP1686602B1 EP 1686602 B1 EP1686602 B1 EP 1686602B1 EP 05405049 A EP05405049 A EP 05405049A EP 1686602 B1 EP1686602 B1 EP 1686602B1
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EP
European Patent Office
Prior art keywords
spring
insulating nozzle
clamping device
clamping
interrupter 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.)
Expired - Lifetime
Application number
EP05405049.7A
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German (de)
English (en)
Other versions
EP1686602A1 (fr
EP1686602B2 (fr
Inventor
David Saxl
Markus Vestner
Thomas Nordstroem
Tomas Borg
Tomas Strom
Olaf Hunger
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Hitachi Energy Ltd
Original Assignee
ABB Technology AG
Priority date (The priority date 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 date listed.)
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Priority to EP05405049.7A priority Critical patent/EP1686602B2/fr
Application filed by ABB Technology AG filed Critical ABB Technology AG
Priority to PCT/CH2006/000053 priority patent/WO2006081697A1/fr
Priority to CN2006800035521A priority patent/CN101111915B/zh
Priority to JP2007552485A priority patent/JP2008529223A/ja
Publication of EP1686602A1 publication Critical patent/EP1686602A1/fr
Priority to US11/879,508 priority patent/US7619177B2/en
Publication of EP1686602B1 publication Critical patent/EP1686602B1/fr
Publication of EP1686602B2 publication Critical patent/EP1686602B2/fr
Application granted granted Critical
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7061—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by use of special mounting means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle

Definitions

  • the invention relates to the field of high voltage engineering, in particular the high voltage switch technology in electrical power distribution networks. It is based on an interrupter unit for a switching device and a switching device according to the preamble of the independent claims.
  • a circuit breaker is shown with a switch drive, which moves the first arcing contact and additionally drives the opposite second arcing contact via a hinged to the insulating nozzle auxiliary transmission.
  • the insulating material at its first end a bead or flange on the lateral surface.
  • a first clamping ring is pushed over the bead and snapped behind it.
  • a second clamping ring is attached to prevent unlocking of the first clamping ring at the nozzle end.
  • the driven auxiliary gear is fixed to the second clamping ring.
  • the connection of the nozzle to the switch drive takes place in that the nozzle at the force-introducing point in turn has a bead or flange which is clamped and screwed between two solid force-transmitting components. This results in a voluminous holding device for attachment of the nozzle to the components driven by the switch drive.
  • an electric Disasschalter is shown with a Isolierstoffdüse which is pushed onto a holder and thus supported by clamping.
  • the Isolierstoffdüse is constructed in two parts for simplified mounting of the contacts in the switch and includes a main body and an extension piece, both made of plastic. Conventionally, the attachment was glued seamlessly with the body.
  • the end piece with the main body is detachably connected or interchangeable by an outer groove on the base and on the end piece an inner groove is present and engages an annular wedge in the inner groove and outer groove.
  • the annular wedge is soft and can be toothed for anti-slip on its inside.
  • annular wedge Since the annular wedge is arranged in a heavily field-loaded zone, he should also consist of plastic. During assembly, the annular wedge is inserted through an opening in the inner groove and outer groove to wedge fitting and body together.
  • Object of the present invention is to provide in a switching device with a Isolierstoffdüse for Lichtbogenbeblasung a simplified, more compact holder of the insulating material on a drive movement transmitting component. This object is achieved according to the invention by the features of the independent claims.
  • the invention consists in an interrupter unit for an electrical switching device for power supply networks, in particular high-voltage switch, wherein the switching device has a central axis and at least a first contact part with a Isolierstoffdüse for blowing an arc and a second contact part, wherein at least one of the contact parts is movable by a switch drive wherein a holding device for connecting the insulating material nozzle is provided with a switchable by the switch drive member of the interrupter unit, further wherein the holding device is a clamping device, which creates a clamping connection and without screwing a mechanical connection between the insulating material and the component.
  • the clamping device reduces the machining of the insulating nozzle to a minimum and eliminates holes or slots in the insulating nozzle. No additional hardware or components are required.
  • the clamping device is screwed or fastened neither to the insulating nozzle nor to the component, but creates only by clamping or compressing a substantially positive and non-positive connection between the insulating material and the movable component.
  • the clamping device comprises a retaining ring, which is supported on the component.
  • a fixation of the insulating material in one ensures exact alignment coaxial with the central axis of the interrupter unit.
  • the retaining ring fixes the insulating material in the axial direction by clamping, wherein the retaining ring has a retaining surface for securing the Isolierstoffdadore against sliding out in a first axial direction.
  • the embodiment according to claim 2 has the advantage of a simplified mountability of the insulating material, especially in switching devices with contact parts driven on both sides or with a shielding electrode movable via insulating nozzle.
  • FIG. 3 Further embodiments relate to a structural design of the clamping device in claim 3, in claim 4-8 a clamping device of the insulating material on the switch drive side and in claim 9-11, a clamping device on the switch drive away from the switch side.
  • the embodiment according to claim 4 with retaining ring and groove has the advantage that the attachment of the insulating material on the buffer cylinder of the interrupter unit is extremely compact.
  • This solution is particularly advantageous for buffer cylinder according to claim 5, which in so-called copper technology, d. H. by deforming very thin copper sheets or copper pipes or generally by deforming sheets or pipes of other electrically conductive materials.
  • the embodiments according to claim 6-7 have the advantage that the mechanical manufacturing and assembly tolerances can be increased by the spring element and optionally protective element and at the same time a high-precision axial alignment of the insulating material is achieved in the interrupter unit.
  • Claim 12-13 relate to an electrical switching device with an arc interrupter unit as described above and with the advantages mentioned there.
  • Fig. 1 shows for an electrical switching device 1, here for example for a circuit breaker, the arc-interrupter unit in a schematic and fragmentary representation.
  • the interrupter unit has a central axis 1a and at least one first contact part 2 with an insulating nozzle 4 for blowing out an arc and a second contact part 3.
  • the contact parts 2, 3 are typically arranged concentrically with respect to the central axis 12. At least one of the contact parts 2, 3 is by a switch drive (not shown) movable.
  • the first contact part 2 here comprises a first arcing contact 2a in the form of a contact tulip 2a and an outwardly disposed first rated current contact 2b in the form of a contact tube 2b, which is formed as a continuation of the wall 50 of a buffer cylinder 5.
  • the buffer cylinder 5 has a heating volume 51 and a Vorkompressionsvolumen 52 in Disblasschaltern (as exemplified), which are separated by a bottom 53 with valve flap.
  • the second contact part 3 comprises a second arcing contact 3a in the form of a contact pin 3a and, externally, a second rated current contact 3b in the form of a contact tulip 3b.
  • the insulating material nozzle 4 is attached by way of example to the first contact part 2 on the rated current contact 2b.
  • Main nozzle 4 and auxiliary nozzle 6 limit the heating channel 64. In the switching case, extinguishing gases flow from the buffer cylinder 5 through the heating channel 64 to the front opening of the main nozzle 4 and blow the arc. It should be noted that the invention described below is applicable in self-breathers, in buffer switches or in other types of switches or switching devices with other switch principles.
  • Fig. 2 shows conventional embodiments for attachment of the main or insulating nozzle 4 on the movable member 5, here the buffer cylinder 5.
  • buffer cylinder 5 were used with considerable wall thickness, in which a bore 7, 8a was inserted to screw the insulating material 4 with the buffer cylinder wall 50 , The bore 7 can be guided directly into the insulating material nozzle 4 or into a mounting block 8, wherein the mounting block 8 presses against the end face 41 of the insulating material nozzle 4 and thereby fixes it on one side.
  • the Isolierstoffdüse 4 has a recess or recess 40 into which engages a projection or a projection 20 in the NennstromWalletrohr 2b, thereby fixing the insulating material 4 on the other side.
  • a holding device for connecting the insulating material nozzle 4 with a movable by the switch drive member 5; 13, 14 of the interrupter unit present, wherein the holding device as a clamping device 9, 10, 11; 12 acts, by clamping 9, 5a, 5b, 5c; 12, 13a, 13b, 13c and without screw a mechanical Connection between the insulating material nozzle 4 and the component 5; 13, 14 creates.
  • the invention may be used on the first switch drive end or on the second end of the insulating nozzle 4 facing away from the switch drive.
  • the clamping device 9, 10, 11; 12 a support ring 9, 12, which is supported on the component 5, 13 and the Isolierstoffdüse 4 in the axial direction 91, 92 fixed by clamping, wherein the support ring 9, 12 ensures a fixation of the insulating material 4 in exact alignment coaxial with the central axis 1a.
  • the term ring or annular includes in the following also ring segment or partially ring-shaped.
  • the coaxial alignment is necessary because between the outer diameter D 2 of the arcing contact pin 3a and the inner diameter of the insulating material 4 (FIG. Fig. 1 ) a small distance tolerance of about 1 mm to a few mm over the entire insertion length of the contact pin 3a in the nozzle 4 is to be maintained.
  • small tolerances should be maintained in the coaxial alignment in order to preclude tilting of the arcing contact pin 3a in the insulating material nozzle 4.
  • the clamping device 9, 10, 11; 12 and / or the insulating nozzle 4 during assembly relative to the component 5, 13 rotatable about the central axis 1a.
  • Fig. 3a, 3b shows a first embodiment in which the component 5 is a movable buffer cylinder 5 with a buffer cylinder wall 50 which has an inner groove 5a and the clamping device 9, 10, 11 comprises a spring retaining ring 9, which by engaging in the inner groove 5a and by supernatant from the inner groove 5a radially inwardly fixed the insulating nozzle 4 on the buffer cylinder 5 and transmits an acting in the axial direction 91, 92 switch driving force from the buffer cylinder 5 to the insulating material 4.
  • the groove depth or penetration depth T 1 of the inner groove 5 a in the buffer cylinder wall 5 is intended to be smaller than a ring width B 1 of the spring retaining ring 9 for this purpose.
  • the buffer cylinder wall 50 made of a sheet or tube, in particular a copper sheet or copper tube, and has a wall thickness of less than 7 mm, preferably less than 5 mm, more preferably less than 3.5 mm; and / or the inner groove 5a has an insertion depth T 1 in a range of 0.8 mm to 3.0 mm, preferably 1.0 mm to 2.0 mm, particularly preferably equal to 1.5 mm.
  • a decisive advantage of the clamp fastening is that even components 5 with walls 50 of thin, optionally deformed sheets or pipes can be positively and non-positively connected by pure clamping attachment with the insulating material 4.
  • such sheets or tubes are made of copper. This so-called copper technology is detailed in European patents EP 0 735 555 and EP 0 806 049 described.
  • Fig. 4 shows as a spring retaining ring 9 a seeger ring known per se 9.
  • the ring width B 1 is chosen so that the mentioned end-side retaining surface 9a and 9b clamping surface are large enough to receive and transfer the clamping forces.
  • the Seeger ring 9 is contracted with a special pliers engaging in the holes 9c, inserted into the buffer cylinder 5 in the axial direction 92 and snaps into the inner groove 5a in the buffer cylinder wall 50.
  • Fig. 3a, 3b Also includes another embodiment in which the clamping device 9, 10, 11 comprises an annular spring element 11 which can be deflected in the axial direction 92 and which is arranged between the spring securing ring 9 and the insulating material nozzle 4, in particular in a recess 42 of the insulating material nozzle 4.
  • the spring element 11 may be, for example, a commercially available O-ring 11, a spiral spring, a wave spring or a disk spring for producing an axial spring force.
  • the inner groove 5a may have a chamfer 5c for insertion of the spring element 11 in an injury-free manner.
  • the spring element 11 creates an axial and transverse tolerance of the component 1 and the insulating material 4 during assembly and at the same time effects an exact alignment of the nozzle 4.
  • an annular protective element 10, preferably a washer 10, for mechanical and thermal protection of the spring element 11 and the insulating 4 between the spring retaining ring 9 and the spring element 11 is arranged and supported on a dimensionally stable projection 43 of the insulating material 4 ,
  • the interaction of the protective element 10 with the dimensionally stable, force-receiving projection 43 ensures that no permanent deformation of the Teflon material of the insulating material nozzle 4 occurs under the contact pressure.
  • the protective element 10 may be integrated in the clamping device 9, 10, 11, in particular in the spring-locking ring 9 (not shown).
  • Fig. 5a, 5b shows a second embodiment in which the clamping device 12 has a second retaining surface 12d for securing the Isolierstoffdüse 4 against slipping in a first axial direction 91 opposite second axial direction 92 and / or the clamping device 12 a second clamping surface 12c for supporting the clamping device 12 at the component 13 in the opposite second axial direction 92 has.
  • the movable component 13, 14 may be a coupling element 13 for a driven, movable part 14, in particular for a movable shielding electrode or for an auxiliary gear 14 of the switch drive act.
  • the coupling element 13 has an inner groove 13a and the Isolierstoffdüse 4 an outer groove 44 and the clamping device 12 includes a spring retaining ring 12 which engages in the manner of a snap closure at the same time in the inner groove 13a and the outer groove 44.
  • the groove depth or penetration depth T 2 of the inner groove 13 a is smaller than the ring width B 2 of the snap closure 12 is selected.
  • the spring retaining ring 12 or snap closure 12 replaces a conventional assembly, in which the two parts 4, 13 are connected to one another via a thread.
  • the snap closure 12 has the advantage of a simple, positive and non-positive mounting and a rotatable during assembly connection by the z. B.
  • the rack 14 can be brought into a suitable position to the transmission.
  • the moving contact 2 or buffer cylinder 5 can be brought into an arbitrary azimuthal position, so that the contact 2 can be aligned with one of the phase connections inclined towards the outside.
  • Fig. 6 shows an embodiment of such a spring retaining ring 12.
  • the spring retaining ring 12 may be a ring segment 12 having an arc length in the range of 180 ° to 280 °, preferably 200 ° to 250 °, particularly preferably 230 °. The range is limited to the top or bottom by a sufficient Aufsp Sonée or a sufficient radial clamping effect of the spring retaining ring 12 in the mounted state.
  • the spring retaining ring 12 should therefore be bendable and radially inserted from the outside into the outer groove 44.
  • the spring retaining ring 12 should also be pushed completely into the outer groove 44 when sliding the component 13, 14.
  • the groove depth or penetration depth T 3 of the outer groove 13 a is selected to be lower than the ring width B 2 of the snap closure 12.
  • the spring retaining ring 12 in the pushed state of the component 13, 14 by elastic restoring force in the inner groove 13a jump back or be latched.
  • the spring retaining ring 12 made of an elastic material such. B. be made of spring steel.
  • the invention also provides an electrical switching device for a power supply network, in particular a switching device with a movable Isolierstoffdüse 4 for arc blowing, for example, a high voltage switch, high current switch or circuit breaker having the interrupter unit described above.
  • a first clamping device 9, 10, 11 for mechanical connection of the insulating material 4 with a movable buffer cylinder 5 of the interrupter unit and a second clamping device 12 for mechanically connecting the insulating material 4 with a coupling element 13 for a driven part 14 of the interrupter unit is present.
  • the driven part 14 may be a movable shield electrode or an auxiliary gear 14, z. B. for a double-sided driven contact system 2, 3rd

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  • Circuit Breakers (AREA)

Claims (13)

  1. Unité d'interruption pour un appareil de commutation électrique (1) pour des réseaux de distribution d'énergie, notamment un commutateur à haute tension (1), l'appareil de commutation (1) présentant un axe central (1a) et au moins une première partie de contact (2) munie d'une buse en matériau isolant (4) pour souffler un arc électrique et une deuxième partie de contact (3), au moins l'une des parties de contact (2, 3) pouvant être déplacée par un mécanisme d'entraînement de commutateur, un dispositif de maintien destiné à relier la buse en matériau isolant (4) avec un composant (5 ; 13, 14) de l'unité d'interruption qui peut être déplacé par le mécanisme d'entraînement de commutateur étant présent, le dispositif de maintien étant en outre un dispositif de serrage (9, 10, 11 ; 12) qui, par maintien serré (9, 5a, 5b, 5c ; 12, 13a, 13b, 13c) et sans vissage, réalise une liaison mécanique entre la buse en matériau isolant (4) et le composant (5 ; 13, 14), le dispositif de serrage (9, 10, 11 ; 12) comprenant en outre une bague de maintien (9, 12) qui s'appuie sur le composant (5, 13) et par le biais de laquelle est assurée une fixation de la buse en matériau isolant (4) dans une orientation coaxiale précise par rapport à l'axe central (1a), caractérisée en ce que la bague de maintien (9, 12) fixe la buse en matériau isolant (4) dans le sens axial (91, 92) par serrage, la bague de maintien (9, 12) présentant une surface de retenue (9a, 12a) pour bloquer la buse en matériau isolant (4) afin qu'elle ne puisse pas sortir en glissant dans une première direction axiale (91).
  2. Unité d'interruption selon la revendication 1, caractérisée en ce que le dispositif de serrage (9, 10, 11 ; 12) et/ou la buse en matériau isolant (4) peut/peuvent tourner autour de l'axe central (1a) par rapport au composant (5, 13) lors du montage.
  3. Unité d'interruption selon l'une des revendications précédentes, caractérisée en ce que le dispositif de serrage (9, 10, 11 ; 12), notamment la bague de maintien (9, 12), présente une surface de serrage (9b, 12b) pour l'appui du dispositif de serrage (9, 10, 11 ; 12) contre le composant (5 ; 13, 14) dans la première direction axiale (91).
  4. Unité d'interruption selon l'une des revendications précédentes, caractérisée en ce que
    a) le composant (5) est un vérin d'amortissement (5) muni d'une paroi de vérin d'amortissement (50) qui présente une rainure intérieure (5a) et
    b) le dispositif de serrage (9, 10, 11) comprend un circlip ressort (9) qui fixe la buse en matériau isolant (4) sur le vérin d'amortissement (5) en venant en prise dans la rainure intérieure (5a) et en faisant saillie hors de la rainure intérieure (5a) dans le sens radial vers l'intérieur et transmet du vérin d'amortissement (5) à la buse en matériau isolant (4) une force d'entraînement de commutateur agissant dans le sens axial (91, 92).
  5. Unité d'interruption selon la revendication 4, caractérisée en ce que
    a) la paroi de vérin d'amortissement (50) est fabriquée dans une tôle ou un tube, notamment une tôle en cuivre ou un tube en cuivre, et présente une épaisseur de paroi inférieure à 7 mm, de préférence inférieure à 5 mm, notamment de préférence inférieure à 3,5 mm et/ou
    b) la rainure intérieure (5a) présente une profondeur d'entaille (T1) comprise dans une plage de 0,8 mm à 3,0 mm, de préférence de 1,0 mm à 2,0 mm, notamment de préférence égale à 1,5 mm.
  6. Unité d'interruption selon l'une des revendications 4 et 5, caractérisée en ce que
    a) le dispositif de serrage (9, 10, 11) comprend un élément ressort (11) annulaire pouvant être fléchi dans le sens axial (92), lequel est disposé entre le circlip ressort (9) et la buse en matériau isolant (4), notamment ici dans un retrait (42) de la buse en matériau isolant (4) et
    b) notamment en ce que l'élément ressort (11) est un joint torique (11), un ressort en spirale, un ressort ondulé ou un ressort à disque destiné à produire une force de ressort axiale.
  7. Unité d'interruption selon la revendication 6, caractérisée en ce que
    a) un élément de protection (10) de forme annulaire, de préférence une rondelle (10), est présent entre le circlip ressort (9) et l'élément ressort (11) pour la protection mécanique et thermique de l'élément ressort (11) et de la buse en matériau isolant (4) et s'appuie sur une partie en saillie (43) indéformable de la buse en matériau isolant (4) et
    b) notamment en ce que l'élément de protection (10) est intégré dans le dispositif de serrage (9, 10, 11), notamment dans le circlip ressort (9).
  8. Unité d'interruption selon la revendication 4, caractérisée en ce que
    a) la rainure intérieure (5a) présente une surface d'appui (5b) destinée à interagir avec la surface de serrage (9b) revendiquée dans la revendication 3 et/ou
    b) la rainure intérieure (5a) présente un biseautage (5c) destiné à l'introduction sans dommage de l'élément ressort (11) revendiqué dans la revendication 6.
  9. Unité d'interruption selon l'une des revendications précédentes, caractérisée en ce que a) le dispositif de serrage (12) présente une deuxième surface de retenue (12d) pour bloquer la buse en matériau isolant (4) afin qu'elle ne puisse pas sortir en glissant dans une deuxième direction axiale (92) opposée à la première direction axiale (91) et/ou b) le dispositif de serrage (12) présente une deuxième surface de serrage (12c) pour l'appui du dispositif de serrage (12) contre le composant (13) dans la deuxième direction axiale (92) opposée.
  10. Unité d'interruption selon l'une des revendications précédentes, caractérisée en ce que
    a) le composant (13, 14) est un élément d'accouplement (13) pour une partie mobile (14) à entraîner, notamment pour une électrode de blindage mobile ou pour un engrenage auxiliaire (14) du mécanisme d'entraînement de commutateur,
    b) l'élément d'accouplement (13) présente une rainure intérieure (13a) et la buse en matériau isolant (4) une rainure extérieure (44) et
    c) le dispositif de serrage (12) comprend un circlip ressort (12) qui vient en prise en même temps dans la rainure intérieure (13a) et dans la rainure extérieure (44) à la manière d'une fermeture à déclic.
  11. Unité d'interruption selon la revendication 10, caractérisée en ce que
    a) le circlip ressort (12) est un segment d'anneau (12) ayant une longueur d'arc comprise dans la plage de 180° à 280°, de préférence de 200° à 250°, notamment de préférence égale à 230° et/ou
    b) le circlip ressort (12) est flexible et peut être introduit dans le sens radial depuis l'extérieur dans la rainure extérieure (44) et/ou
    c) le circlip ressort (12) peut être entièrement enfoncé dans la rainure extérieure (44) en enfilant le composant (13, 14) et, dans l'état enfilé du composant (13, 14), peut s'enclipser dans la rainure intérieure (13a) par force de rappel élastique.
  12. Appareil de commutation électrique pour un réseau de distribution d'énergie, notamment appareil de commutation muni d'une buse en matériau isolant (4) mobile pour souffler un arc électrique, par exemple commutateur à haute tension, commutateur à courant fort ou commutateur de puissance, caractérisé par une unité d'interruption selon l'une des revendications précédentes.
  13. Appareil de commutation électrique selon la revendication 12, caractérisé en ce que
    a) la buse en matériau isolant (4) est reliée des deux côtés à chaque fois avec un composant mobile (5, 13, 14) à chaque fois par un dispositif de serrage (9, 10, 11 ; 12) et
    b) les deux dispositifs de serrage (9, 10, 11 ; 12) réalisent respectivement, par maintien serré (9, 5a, 5b, 5c ; 12, 13a, 13b, 13c) et sans vissage, une liaison par complémentarité de forme et par adhérence entre la buse en matériau isolant (4) et le composant (5, 13, 14) correspondant,
    c) notamment en ce que les composants (5, 13, 14) sont un vérin d'amortissement (5) mobile et un élément d'accouplement (13) pour une partie (14) à entraîner, notamment une électrode de blindage ou un engrenage auxiliaire, de l'unité d'interruption.
EP05405049.7A 2005-02-01 2005-02-01 Dispositif de montage d'un buse pour un disjoncteur électrique Expired - Lifetime EP1686602B2 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP05405049.7A EP1686602B2 (fr) 2005-02-01 2005-02-01 Dispositif de montage d'un buse pour un disjoncteur électrique
PCT/CH2006/000053 WO2006081697A1 (fr) 2005-02-01 2006-01-25 Fixation de tuyere pour un appareil de coupure electrique
CN2006800035521A CN101111915B (zh) 2005-02-01 2006-01-25 用于电动开关装置的断续器单元
JP2007552485A JP2008529223A (ja) 2005-02-01 2006-01-25 電気的スイッチング装置のためのノズルの固定
US11/879,508 US7619177B2 (en) 2005-02-01 2007-07-18 Nozzle fastening for electrical switching apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05405049.7A EP1686602B2 (fr) 2005-02-01 2005-02-01 Dispositif de montage d'un buse pour un disjoncteur électrique

Publications (3)

Publication Number Publication Date
EP1686602A1 EP1686602A1 (fr) 2006-08-02
EP1686602B1 true EP1686602B1 (fr) 2013-08-21
EP1686602B2 EP1686602B2 (fr) 2021-04-07

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EP05405049.7A Expired - Lifetime EP1686602B2 (fr) 2005-02-01 2005-02-01 Dispositif de montage d'un buse pour un disjoncteur électrique

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US (1) US7619177B2 (fr)
EP (1) EP1686602B2 (fr)
JP (1) JP2008529223A (fr)
CN (1) CN101111915B (fr)
WO (1) WO2006081697A1 (fr)

Families Citing this family (10)

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CN102714112B (zh) * 2010-02-04 2016-01-27 三菱电机株式会社 气体断路器
JP5047406B1 (ja) * 2012-03-16 2012-10-10 三菱電機株式会社 ガス遮断器
TW201442051A (zh) * 2013-03-08 2014-11-01 Hitachi Ltd 氣體斷路器
US9054447B1 (en) 2013-11-14 2015-06-09 Reliance Controls Corporation Electrical connector using air heated by an electrical arc during disengagement of contacts to extinguish the electrical arc
DE102013223632A1 (de) 2013-11-20 2015-05-21 Siemens Aktiengesellschaft Schaltanordnung sowie Verfahren zur Montage einer Schaltanordnung
CN104289349B (zh) * 2014-09-16 2016-08-24 宁波高新区甬港现代消防设计研究院有限公司 一种喷嘴安装工具
JP6478836B2 (ja) 2015-06-29 2019-03-06 株式会社東芝 ガス遮断器
JP2019075194A (ja) * 2017-10-12 2019-05-16 株式会社日立製作所 ガス遮断器
JP6940437B2 (ja) * 2018-03-13 2021-09-29 アズビル株式会社 電磁流量計
EP3618088A1 (fr) * 2018-08-30 2020-03-04 ABB Schweiz AG Buse pour disjoncteur haute ou moyenne tension

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2093339A5 (fr) * 1970-06-10 1972-01-28 Merlin Gerin
US3930133A (en) * 1974-10-24 1975-12-30 Quaker City Gear Works Limit switch assembly
DE2733551A1 (de) † 1977-07-25 1979-02-08 Siemens Ag Druckgasschalter
CH648432A5 (en) † 1979-10-18 1985-03-15 Sprecher & Schuh Ag Gas-blast circuit breaker
IT1173099B (it) † 1984-01-20 1987-06-18 Sace Spa Interruttore elettrico a fluido compresso di estinzione dell'arco
FR2696041B1 (fr) * 1992-09-18 1994-10-14 Alsthom Gec Disjoncteur à éléments fixés par frettage.
SE514917C2 (sv) * 1994-12-29 2001-05-14 Abb Ab Högspänningsbrytare samt förfarande för tillverkning av en sådan brytare
SE505581C2 (sv) * 1995-03-30 1997-09-15 Asea Brown Boveri Högspänningsbrytare
DE29609909U1 (de) * 1996-05-24 1996-08-22 Siemens AG, 80333 München Hochspannungs-Leistungsschalter mit einer Isolierstoffdüse
FR2767221B1 (fr) * 1997-08-11 1999-09-10 Gec Alsthom T & D Sa Disjoncteur a auto-soufflage et a compression reduite
DE19858793A1 (de) † 1998-12-18 2000-06-21 Alstom Energietechnik Gmbh Druckgasschalter
DE19902835C2 (de) † 1999-01-20 2001-12-06 Siemens Ag Hochspannungsleistungsschalter mit einer Isolierdüse
JP2003297198A (ja) † 2002-04-05 2003-10-17 Toshiba Corp パッファ形ガス遮断器

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US20070295693A1 (en) 2007-12-27
EP1686602A1 (fr) 2006-08-02
JP2008529223A (ja) 2008-07-31
CN101111915B (zh) 2012-04-18
EP1686602B2 (fr) 2021-04-07
US7619177B2 (en) 2009-11-17
CN101111915A (zh) 2008-01-23
WO2006081697A1 (fr) 2006-08-10

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