EP2882050A2 - Éclateur multiple pour la protection anti-foudre - Google Patents

Éclateur multiple pour la protection anti-foudre Download PDF

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Publication number
EP2882050A2
EP2882050A2 EP14401100.4A EP14401100A EP2882050A2 EP 2882050 A2 EP2882050 A2 EP 2882050A2 EP 14401100 A EP14401100 A EP 14401100A EP 2882050 A2 EP2882050 A2 EP 2882050A2
Authority
EP
European Patent Office
Prior art keywords
spark gap
contact plate
housing
electrode plates
connection
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
Application number
EP14401100.4A
Other languages
German (de)
English (en)
Other versions
EP2882050B1 (fr
EP2882050A3 (fr
Inventor
Wolfgang Breithaupt
Marcel Hoffmann
Jürgen Schurwanz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Obo Bettermann Produktion Deutschland GmbH and Co KG
Original Assignee
Obo Bettermann GmbH and Co KG
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.)
Filing date
Publication date
Application filed by Obo Bettermann GmbH and Co KG filed Critical Obo Bettermann GmbH and Co KG
Priority to SI201430989T priority Critical patent/SI2882050T1/sl
Publication of EP2882050A2 publication Critical patent/EP2882050A2/fr
Publication of EP2882050A3 publication Critical patent/EP2882050A3/fr
Application granted granted Critical
Publication of EP2882050B1 publication Critical patent/EP2882050B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T4/00—Overvoltage arresters using spark gaps
    • H01T4/06—Mounting arrangements for a plurality of overvoltage arresters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T4/00—Overvoltage arresters using spark gaps
    • H01T4/16—Overvoltage arresters using spark gaps having a plurality of gaps arranged in series

Definitions

  • the invention relates to a multiple spark gap for lightning protection, consisting of between terminal contact plates and contact plates with connection means for electrical conductors arranged spark gaps.
  • the electrode plates are preferably provided in the form of circular graphite disks.
  • the present invention seeks to provide a multi-pole spark gap, which has a compact relatively small design, allows for simplified assembly and additionally brings handling advantages.
  • an insulating material housing which has a plurality of mutually insulated chambers, which open to a housing side open and in which each of the housing bottom adjacent to a terminal contact plate and on a contacted with this spark gap is used, of the connection contact plates each connecting means for each electrical Conductor are discharged through the housing to the outside of the insulating material, that the open side of the housing is covered by a first contact plate of electrically conductive material, which is contacted with the spark gaps on its side facing away from the housing bottom and the terminal contact plates and is connected to the insulating housing by connecting means, wherein the first contact plate comprises connection means for electrical conductors.
  • the invention provides a multipolar spark gap in a single device. This has a reduced space requirement compared to the conventional modular design result. Furthermore, the assembly effort is reduced and also simplifies handling, because only a single device must be installed, but not several devices must be arranged side by side.
  • a plurality of mutually insulated chambers are provided in an insulating material, which are each equipped with a spark gap.
  • Each spark gap has a connection contact plate, to each of which one pole of the multipolar network can be connected.
  • This device combination is completed by the fact that on the open side of the housing, a first contact plate made of electrically conductive material is applied, which in a suitable manner with the Insulating housing is connected.
  • This contact plate is contacted on the one hand with the spark gaps with which they z. B. is in direct contact, on the other hand, this first contact plate has connection means for a corresponding electrical conductor, for example, the neutral conductor.
  • a first connection means discharging from a first connection contact plate for connection to a first current-carrying phase (L1)
  • a second connection means discharging from a second connection contact plate for connection to a second current-carrying phase (L2)
  • a third from a third connection contact plate laxative connection means for connection to a third current-carrying phase (L3) is determined and the connection means of the first contact plate are intended for connection to a neutral conductor.
  • the first contact plate is approximately L-shaped, wherein the first leg covers the open side of the housing and the second leg has a side surface of the Covered insulating material, and that a further spark gap between the second leg and a parallel held second contact plate made of electrically conductive material contacted with two contact plates is arranged, wherein the second contact plate has a connection means for connecting a PE conductor.
  • the first contact plate is intended to be contacted on the one hand with the spark gaps
  • the second leg of the first contact plate is intended to receive a terminal end of another spark gap, wherein the other end of the spark gap is connected to a second contact plate.
  • the two contact plates can be connected to one another by insulated screw connections or the like.
  • the first contact plate is intended to be at neutral potential, so be connected to neutral, while the second contact plate is to be connected to a PE conductor, so that the total device combination not only forms a three-pin connection option for three phase conductors, but an additional connection option for the PE Ladder.
  • connection means for connection to the current-carrying phases (L1, L2, L3) projecting rectified to each other via the housing bottom from one side of the insulating material and the connection means of the first contact plate and, if a second contact plate is arranged, the connection means of the second contact plate rectified to each other and projecting in opposite directions to the connection means of the current-carrying phases via the housing mouth.
  • connection means for the connection with the current-carrying phases can be equipped, for example with contact terminals or the like, so that corresponding conductors can be connected in a simple manner.
  • connection means for the connection of the neutral conductor or the PE conductor may be formed by terminals, in which such conductors are insertable and contactable by means of the terminal and can be clamped.
  • the arrangement on opposite sides of the overall combination is advantageous for the placement of the corresponding cables or conductors.
  • each spark gap consists of stacked single spark gaps in the form of ring-shaped or disk-shaped electrode plates, between which respective annular insulating disks are arranged.
  • all or some electrode plates are contacted with electrical / electronic control elements for influencing the distribution of stress over the stack arrangement.
  • the Isolierstoffgeophuse for each stack of single spark gaps has a unilaterally open rectangular chamber which is bounded by side walls and a bottom wall, and that each chamber has in corner areas or near the corner regions over the height of the chamber formed support ribs on which the electrode plates and the insulating disks or only the insulating disks are supported.
  • electrode plates and insulating discs can be used in the chambers in which the electrode plates lie behind with its outer circumference behind the outer periphery of the insulating material.
  • a support of only the Isolierstoffin takes place on the support ribs. Centering and support of the electrode plates can be realized in other ways.
  • the electrode plates terminate flush with the insulating material disks on the circumference.
  • the electrode plates are opposite to the Insulating disks are located on the circumference.
  • the electrode plates terminate flush with the insulating material when the electrode plates terminate flush with the insulating material is preferably provided that the electrode plates have a peripheral edge formed with a chamfer and the insulating material having a maximum outside diameter of the electrode plates in the dimension matched outer diameter.
  • a mandrel protrudes centrally aligned to the chamber, to which the provided with a suitable perforation electrode plates and the insulating material are threaded.
  • the electrode plates provided with a central perforation are aligned and held on the mandrel centric to the chamber.
  • the Isolierstoffawan are disposed between the electrode plates and are not centered and held by the mandrel, but by the support ribs located in the corner areas.
  • an attachment of the first contact plate to the housing can be effected in that a fastening screw is guided centrally through the mandrel or screwed into the mandrel.
  • each chamber the ground immediately adjacent a terminal contact plate is arranged, which engages with a radially projecting arm an opening or a wall slot of a side wall of the chamber, the outside of the chamber has connection means for a conductor.
  • the chamber bottom has a recess, is inserted in the terminal contact plate fitting.
  • At least one of the support ribs in the amount of the inserted electrode plates has slots which open to the electrode plates and outwardly open and that in at least some Slots controls are used, which contact the respective electrode plate edge and connected via a connecting means to a neutral conductor leading component of the multiple spark gap.
  • This arrangement makes it possible to supply corresponding controls in a simple manner and to contact the electrode plates, wherein the control elements can each be held in a desired position via a common contact spring and correspondingly contacted with the first contact plate, so that they are switched to the corresponding potential.
  • the controls are resiliently held against the electrode plates on investment.
  • the complete assembly is surrounded by a multi-part housing made of insulating material, which has access openings for electrical connection lines and for actuating conductor terminals.
  • the complete structural unit is surrounded by a housing, preferably with a lower part and an upper part made of insulating material.
  • a housing preferably with a lower part and an upper part made of insulating material.
  • this unit is to handle and appropriate place, for example, in a Integral modular housing.
  • To the corresponding connection points can be supplied via the access openings in each case a corresponding conductor and by means of the conductor terminals, the applied conductors can be fixed.
  • the open side of the housing insulating housing 1 is connected by a first contact plate 9 made of electrically conductive material z. B. covered from metal.
  • This first contact plate 9 is contacted in assembly target position with the spark gaps 7 inserted into the insulating 1 on its side facing away from the housing bottom 5 and the terminal contact plates 6, so applied to this. Furthermore, the first contact plate 9 in the assembly target position with the insulating material. 1 connected by connecting means, such as screws.
  • the first contact plate 9 also has connection means 13 for at least one electrical conductor.
  • a first connection means 8 discharging from a first connection contact plate 6 serves for connection to a first current-carrying phase, for example L1.
  • a second connection means 8 discharging from a second connection contact plate 6 serves for connection to a second current-carrying phase, for example L2.
  • a third connection means 8 discharging from the third connection contact plate 6 serves for connection to a third current-carrying phase, for example L3.
  • the connection means 13 of the first contact plate 9 serve for connection to a neutral conductor.
  • the first contact plate 9 is formed as an L-shaped part, wherein the first leg covers the open side of the insulating housing 1 and the second leg covers a side surface of the insulating housing 1 and rests against this.
  • a further spark gap 10 is arranged between the second leg of the first contact plate 9 and a second contact plate 11, held in parallel thereto, made of electrically conductive material, wherein the spark gap 10 is contacted with both contact plates.
  • the second contact plate 11 with a Connection means 12 equipped, to which a PE conductor is to be connected. Due to the arrangement of the other spark gap 10, the total combination is not increased in their overall length or width, but only in the overall height.
  • connection means 8 for connection to the current-carrying phases L1, L2, L3, aligned rectified to each other and protrude beyond the housing bottom 5 of the insulating material 1 to the outside.
  • the connection means 13 of the first contact plate 9 and the connection means 12 of the second contact plate 11 are in turn rectified to each other and arranged opposite to the connection means 8 for the current-carrying phases.
  • the connection means 12, 13 protrude beyond the housing mouth and in particular over the second leg of the first contact plate 9 to the outside.
  • each spark gap 7 and 10 is formed from stacked arranged single spark gaps in the form of annular or disc-shaped electrode plates, as for example in FIG. 3 and FIG. 16 is illustrated. Between Electrode plates 14 are each annular insulating material 15 z. B. arranged from PTFE. Furthermore, at least the electrode plates 14 of the spark gap 7 are contacted with electronic control elements 16, which serve for influencing the stress distribution over the respective stack arrangement.
  • Each of these chambers 2, 3, 4 has in the corner regions and near the corner regions over the height of the chamber formed support ribs 17, 18, in which the electrode plates 14 in the arrangement, as shown in FIG. 16 is shown, and support the insulating discs 15.
  • the insulating material 15 are based on the support ribs 17, 18 on the outer circumference side.
  • each electrode plate 14 has a narrow cylindrical outer peripheral region, to which the tapered bevel 19 connects.
  • the insulating discs 15 have the same outer diameter as the cylindrical portions of the electrode plates 14.
  • the respective chamber 2, 3, 4 of the insulating material housing 1 is formed with a central mandrel 20, on each of which provided with a matching hole 21 electrode plates 14 are fittingly plugged.
  • the insulating material 15 are formed only as narrow rings, which are arranged only in the edge region between the electrode plates 14 and in this embodiment, as in FIG. 3 is shown, the outer circumference of the support ribs 17, 18 are supported, so that so that the whole stack is held in the correct position oriented.
  • the connection contact plate 9 can be placed and fixed by means of screws, wherein the screws can be guided, for example, through the mandrel 20.
  • FIG. 15 is a corresponding Stack arrangement of electrode plates 14 and insulating washers 15 analogous to the representation in FIG. 16 inserted into the corresponding chambers 2, 3, 4.
  • the first contact plate 9 can be placed and fixed by means of screws, which are guided by perforations in the corner region of the insulating material and in the corner regions between the chambers 2, 3, 4.
  • each chamber 2, 3, 4 the bottom 5 immediately adjacent a terminal contact plate 6 is arranged, which with a radially projecting, cranked arm an opening or a wall slot 22 of a side wall of the respective chamber. 2 , 3, 4 passes through, which on the outside from the chamber has excellent connection means 8 for the corresponding contacts or conductors.
  • the chamber bottom 5 has a depression or recess 23 into which the respective terminal contact plate 6 can be inserted in a suitable manner.
  • both support ribs 18 have mutually offset in the amount of the respectively inserted electrode plates 14 slots 24 which, as in particular FIG. 17 is illustrated open to the outside of the respective chamber 2, 3, 4 open.
  • the controls 16 of used outside so that they contact the respective electrode plate 14.
  • the controls 16 are resiliently held against the peripheral edge of the electrode plates 14 on investment.
  • FIG. 1 it can be seen, the complete assembly of a two-part housing 26, 27 is surrounded, which consists of insulating material and which has access openings for the electrical connection lines and the operation of provided conductor terminals 28.
  • the entire unit is shielded arranged in the housing, provided that it is mounted around the unit.
  • the housing can be placed and mounted in a conventional manner on a rail in an installation cabinet or the like.
  • each of the conductor terminals 28 has a clamping region for clamping a corresponding connection conductor and set screws for actuating the respective terminal, which are accessible in the final assembly position through corresponding housing openings of the housing 27.
  • FIG. 1 is a corresponding exploded view of the items of the overall device shown.
  • the device is shown in the assembly, wherein the housing 27 is partially broken, so that the inner components are partially visible.
  • FIG. 3 an embodiment of a stacked arrangement of a spark gap with electrode plates 14 and insulating washers 15 is shown.
  • FIG. 4 is shown a partial assembly of the items, which is particularly clear that, as well FIG. 5 shows, the further spark gap 10 is mounted spatially under the insulating material on the one leg of the first contact plate 9.
  • FIG. 6 is an embodiment of an insulating housing in an oblique view from above.
  • the FIG. 7 shows a detail of FIG. 6 , partially broken.
  • FIG. 15 a variant of an insulating housing is shown.
  • the associated stack arrangement of electrode plates 14 and insulating washers 15 is in FIG. 16 shown as a detail enlargement.
  • FIG. 8 is an insulating housing 1 with an inserted stack of insulating 15 and electrode plates 14th shown. The other two places are not yet filled.
  • FIG. 9 the arrangement provided with the first contact plate 9 is shown with insulating housing 1, wherein only the end face with the first contact plate 9 can be seen.
  • FIG. 10 is the one leg of the first contact plate 9 can be seen and seen the insulating material 1 from below.
  • FIG. 11 an exploded view of another embodiment is shown, similar to FIG. 1 , in which FIG. 12 show more details in another view.
  • FIGS. 13 and 14 show a partial assembly of the insulating material 1 with the first contact plate 9 and other elements in different directions.
  • FIG. 15 shows this embodiment of the insulating material 1 with inserted into a chamber 2 stack of electrode plates 14 and insulating discs 15, wherein a detail of this embodiment in FIG. 16 is shown.
  • FIGS. 17 and 18 finally shows as a detail the contacting of the control elements 16 with the electrode plates 14 in the installed position.
  • the exemplary embodiments show a multi-pole spark gap according to the invention with three lightning current dissipation elements for the three phases L1, L2, L3 and a PE-N arrester, in each case including the neutral conductor connection.

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Thermistors And Varistors (AREA)
EP14401100.4A 2013-12-06 2014-10-29 Éclateur multiple pour la protection anti-foudre Active EP2882050B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SI201430989T SI2882050T1 (sl) 2013-12-06 2014-10-29 Večkratno iskrilo za zaščito pred strelo

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102013113614.1A DE102013113614A1 (de) 2013-12-06 2013-12-06 Mehrfachfunkenstrecke für den Blitzschutz

Publications (3)

Publication Number Publication Date
EP2882050A2 true EP2882050A2 (fr) 2015-06-10
EP2882050A3 EP2882050A3 (fr) 2015-06-17
EP2882050B1 EP2882050B1 (fr) 2018-09-12

Family

ID=51870965

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14401100.4A Active EP2882050B1 (fr) 2013-12-06 2014-10-29 Éclateur multiple pour la protection anti-foudre

Country Status (5)

Country Link
EP (1) EP2882050B1 (fr)
CN (1) CN104701742A (fr)
DE (1) DE102013113614A1 (fr)
HK (1) HK1209910A1 (fr)
SI (1) SI2882050T1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107240859B (zh) * 2017-06-09 2022-04-29 武汉水院电气有限责任公司 基于短弧位降和近阴极效应叠加的平板间隙避雷器
CN108199360A (zh) * 2018-01-30 2018-06-22 四川中光防雷科技股份有限公司 一种pcb板载多层间隙型电涌保护器
DE102018118904B3 (de) * 2018-08-03 2019-10-17 Phoenix Contact Gmbh & Co. Kg Anordnung von Stapelfunkenstrecken und Vorrichtung zum Zusammenhalten und Kontaktieren von Stapelfunkenstrecken
DE102018118906B3 (de) * 2018-08-03 2019-10-17 Phoenix Contact Gmbh & Co. Kg Überspannungsschutzgerät
DE102018118898B3 (de) * 2018-08-03 2019-10-24 Phoenix Contact Gmbh & Co. Kg Halteanordnung und Anordnung von mindestens zwei Stapelfunkenstrecken
DE102018131537B4 (de) * 2018-12-10 2022-02-03 Phoenix Contact Gmbh & Co. Kg Funkenstreckenanordnung für eine Mehrfach-Funkenstrecke in Stapelanordnung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012052388A1 (fr) 2010-10-22 2012-04-26 Dehn + Söhne Gmbh + Co. Kg Éclateur doté de plusieurs éclateurs individuels montés en série et empilés
DE202013102647U1 (de) 2013-06-19 2013-06-26 Obo Bettermann Gmbh & Co. Kg Mehrfachfunkenstrecke
DE102013102647A1 (de) 2013-03-14 2014-09-18 Fele Gmbh & Co. Kg Anschlussdurchführung für ein Gehäuse eines elektrischen Bauteils, insbesondere eines Akkumulators, und Verfahren zum Montieren einer Anschlussdurchführung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4658325A (en) * 1985-04-22 1987-04-14 Northern Telecom Limited Apparatus for providing positive protection for station protectors for telephone systems
DE19742302A1 (de) * 1997-09-25 1999-04-08 Bettermann Obo Gmbh & Co Kg Blitzstromtragfähige Funkenstrecke
EP1075064B1 (fr) * 1999-07-09 2007-04-25 Leutron GmbH Dispositif de protection contre la foudre et surtension
DE102006028959A1 (de) * 2006-06-23 2008-01-31 Dehn + Söhne Gmbh + Co. Kg Steckbarer Überspannungsableiter mit einem oder mehreren Überspannungsschutzelementen
CN201312120Y (zh) * 2008-10-28 2009-09-16 四川铭士电子科技有限责任公司 开关型电涌保护器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012052388A1 (fr) 2010-10-22 2012-04-26 Dehn + Söhne Gmbh + Co. Kg Éclateur doté de plusieurs éclateurs individuels montés en série et empilés
DE102013102647A1 (de) 2013-03-14 2014-09-18 Fele Gmbh & Co. Kg Anschlussdurchführung für ein Gehäuse eines elektrischen Bauteils, insbesondere eines Akkumulators, und Verfahren zum Montieren einer Anschlussdurchführung
DE202013102647U1 (de) 2013-06-19 2013-06-26 Obo Bettermann Gmbh & Co. Kg Mehrfachfunkenstrecke

Also Published As

Publication number Publication date
DE102013113614A1 (de) 2015-06-11
SI2882050T1 (sl) 2019-01-31
HK1209910A1 (en) 2016-04-08
EP2882050B1 (fr) 2018-09-12
CN104701742A (zh) 2015-06-10
EP2882050A3 (fr) 2015-06-17

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