WO2018050436A1 - Procédé de fabrication d'un appareil électrique, appareil électrique et système de fabrication correspondant - Google Patents

Procédé de fabrication d'un appareil électrique, appareil électrique et système de fabrication correspondant Download PDF

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Publication number
WO2018050436A1
WO2018050436A1 PCT/EP2017/071732 EP2017071732W WO2018050436A1 WO 2018050436 A1 WO2018050436 A1 WO 2018050436A1 EP 2017071732 W EP2017071732 W EP 2017071732W WO 2018050436 A1 WO2018050436 A1 WO 2018050436A1
Authority
WO
WIPO (PCT)
Prior art keywords
end fitting
tube
pressing
manufacturing
grooves
Prior art date
Application number
PCT/EP2017/071732
Other languages
German (de)
English (en)
Inventor
Bastian Robben
Original Assignee
Siemens Aktiengesellschaft
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 Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Priority to CN201790001246.8U priority Critical patent/CN210743702U/zh
Publication of WO2018050436A1 publication Critical patent/WO2018050436A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/12—Overvoltage protection resistors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/14—Supporting insulators
    • H01B17/16—Fastening of insulators to support, to conductor, or to adjoining insulator

Definitions

  • the invention relates to a manufacturing method for an electrical equipment according to the preamble of An ⁇ claim 1, an electrical equipment according to claim 11 and a manufacturing arrangement according to claim 15.
  • Overvoltage arresters are used to dissipate undue voltages, for example due to a lightning strike, in an overhead line to earth and thus protect other devices such as transformers.
  • metal oxide surge arrester included, which are hardly electrically conductive below a construction ⁇ art faculty devise threshold voltage above the threshold voltage, but have good electrical Leitfä ⁇ ability.
  • Such surge arresters are from the brochure "High-voltage surge arresters - Product GUI de”., Siemens AG 2012, Order No. E50001-G630-A249-X-4A00, be ⁇ stripped the metal oxide are each in terms of their diameter equal.
  • FRP tube glass-fiber reinforced tube
  • the tube has two Endarma ⁇ turen.
  • the two end fittings can be attached to the pipe by two methods. It can, for example, a gap bonding are performed in which a 0.1 to 0.5 mm wide gap between the pipe and the fitting is filled with adhesive. Alternatively, a Schrumpfklebung be performed. In this case, the end fitting can be shrunk by thermal expansion of the tube. In this case, an adhesive verwen ⁇ det, which hardens after the shrinkage process in pockets or grooves of the valve and thereby reaches a predetermined height, often about 0.1 mm.
  • the Schrumpfklebung is gastight and therefore advantageous ge ⁇ geninate the Spaltklebung, wherein an additional sealing system is necessary.
  • the shrinking process is difficult to perform without cracks - the quality of the products produced depends largely on the material properties of the pipe and fitting.
  • the shrink bonding should be designed so that even at very high operating temperatures, the shrink fit is not removed, which leads to very high process temperatures during the joining. That leads regularly
  • GRP glass fiber reinforced plastic
  • the process of shrink bonding is very complex.
  • a method for producing long-rod insulators such as the model 3FL, known from Fischbro ⁇ brochure "silicone long rod insulators 3FsL for medium and high voltage overhead lines," Siemens AG 2011, Order no. E50001- G630-A193. This end fittings are on long rods GFK pressed on.
  • To the invention has as its object to provide a manufacturing ⁇ repeated with the electrical equipment is herzu- provide gas-tight and relatively simple and inexpensive.
  • the invention solves this problem by a manufacturing method for an electrical equipment, wherein at least one end fitting is applied to a stabilizing body, characterized in that a filler between end fitting and stabilizing body is introduced, and that the end fitting is fixed by pressing on the stabilizing body.
  • a stabilizing body characterized in that a filler between end fitting and stabilizing body is introduced, and that the end fitting is fixed by pressing on the stabilizing body.
  • an adhesive is ver ⁇ uses as a filler. It can be used for example for a usable for known Klebeverbin ⁇ decisions adhesive. This is an advantage because the connection is additionally reinforced by the adhesive by the pressing.
  • a sealant is used as the filler.
  • a sealant in the context of the invention is a suitable material for sealing, which has no or only an insignificant adhesive function.
  • a tube is used as stabilizing body, which is stabilized on its inside by means of a support device for pressing.
  • a support device for pressing prevents breakage of the pipe even with a comparatively small wall thickness of the pipe. This saves material and costs.
  • a pin is used for the support device, which is inserted at least as deep into the tube before pressing, as is exerted on the outside of the tube during pressing pressure. This is an advantage, because in this way is particularly easy safe mechanical stabilization or reinforcement of the tube.
  • the support device is pulled out of the pipe after the end fitting has been pressed on with a pull-off device.
  • a pull-off device This is an advantage because by the ex ⁇ puller withdrawal of the support device possible is, even if this is very firmly pressed.
  • the puller can work with a defined tensile force and pull exactly axially, so that a bending stress of the tube is avoided. This automated approach is thus gentler than a manual removal.
  • the end fitting is provided with Ver ⁇ recesses, so that when pressed onto the tube cavities between the end fitting and tube are formed, in which the filler is pressed, so that a circumferential fluid-tight barrier is formed.
  • Ver ⁇ recesses which can be provided, for example, as pockets or holes, areas are created in which the filler securely connects the two components.
  • the circulating fluid-tight barrier can be formed in the simplest case, for example, as a single circumferential, ie around the outer contour of the tube and / or the inner contour of the end fitting on a circular path guided, groove with filler.
  • the tube is provided with depressions, so that cavities are formed between the end fitting and the tube when the end fitting is pressed onto the tube, into which the filler is pressed.
  • the depressions are designed as grooves or grooves. This has the advantage that cavities are formed, which run around the entire circumference of the pipe, so will create ⁇ that a particularly fluid-tight connection ge.
  • the grooves or grooves are made with a depth of less than 0.15 mm. This has the advantage that comparatively little filler in the small recesses glued, which saves material and costs.
  • a hollow insulator is used as an electrical Be ⁇ leavening.
  • an overvoltage arrester is used as the electrical operating means.
  • an object of the present invention is a
  • the invention achieves this object by an electrical Be ⁇ raising agent having at least one end fitting and a stabilizer ⁇ lleiters 1968, wherein the end fitting is pressed onto the stabilizer body, characterized in that a filler is introduced into the cavities between the end fitting and stabilization ⁇ approximately body, said cavities are formed by Ver ⁇ recesses in the end fitting and / or the stabilizing body. It follows mutatis mutandis for the electrical equipment and its preferred embodiments shown in the dependent Canal 12 to 14, the same advantages as explained above for the erfindungsge ⁇ Permitted manufacturing method. Furthermore, an object of the present invention to provide an electrical equipment that is gas-tight and comparatively easy and cost-effective to manufacture.
  • a support device for supporting the pipe when the end fitting is pressed, wherein the support device has a pin which can be inserted at least as deeply into the pipe before it is pressed on, as pressure can be exerted on the outside of the pipe with the pressure device, and
  • Figure 2 shows a cross section through the hollow insulator
  • Figure 3 shows a detail of the cross section
  • FIG. 4 shows a cross section through an end fitting
  • Figure 5 shows a cross section through a pressing device
  • Figure 6 shows a manufacturing arrangement
  • FIG. 1 shows a hollow insulator 1 with an upper end fitting 2 and a lower end fitting 3 and an insulating jacket 4 made of silicone.
  • FIG. 2 In the cross-sectional view of Figure 2 it can be seen that the end fittings 2,3 and 4 of the insulator shell on a Tube 5 are applied.
  • the tube 5 consists of a glass fiber reinforced ⁇ material and serves as a stabilizing body of the hollow insulator.
  • 3 shows an enlarged detail of the obe ⁇ ren portion of the figure 2. It can clearly be seen how the pipe is comprised 5 of the upper end fitting. 2 Furthermore, pilot holes 6 can be seen in the upper flange region of the end fitting. These are used in the assembled hollow insulator for attaching a lid, etc.
  • a lower end fitting 3 is shown having six pairs of grooves or grooves 7, which are each ⁇ wells mounted parallel and perpendicular to the longitudinal axis of the end fitting 3 on the inner surface of the end fitting.
  • the grooves or grooves should receive a depth of at most 0.15 mm, so that on the one hand a tight clamping seat of the end fitting 3 on a pipe (not shown) can be achieved, and on the other hand little glue between the end fitting 3 and pipe must be applied.
  • 5 shows a cross section through a Anpressvor ⁇ direction 9.
  • a pin 8 of a support device is located within the tube 5, to which an end fitting 2 is pressed ⁇ who should.
  • the pressing is performed by means of the pressing device 9, which has eight clamping jaws 10.
  • the pressing jaws 10 are (indicated by arrows) with high
  • the necessary pressure on the pressing jaws 10 can be generated for example hydraulically or electromechanically.
  • the manufacturing assembly 11 has a holding device 13, a pressing device 9 with pressing jaws 10 and a support device 12 with a pin 8. If an end fitting 2 is to be pressed onto a tube 5, the tube 5 is first clamped between the holding device 13 and the pressing device 9. Subsequently, the pin 8 is inserted into the tube 5 by means of the support device 12. The outer diameter of the pin 8 is slightly smaller than the inner diameter of the tube 5. The pin 8 is inserted at least as far as the pressing jaws 10 finally exert pressure on the outer surface of the tube 5 via the end fitting 2. After compression of end fitting 2 and tube 5 and the pin 8 is set within the tube 5.
  • the supporting device 12 is simultaneously equipped with the functionality of a peeling device. It can now electromechanically or hydraulically, the pin 8 with high force axially pulled out of the ⁇ tube. After releasing the clamping of the tube 5 with the end fitting 2 from the pressing device 9 and the holding device 13, the tube 5 with pressed Endarma- structure 2 can be removed. The process can be repeated at the other end of the tube 5 in order to also zupressen an end fitting on ⁇ .

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Insulators (AREA)
  • Insulating Bodies (AREA)

Abstract

La présente invention concerne un procédé de fabrication d'un appareil électrique, selon lequel au moins un embout est placé sur un élément de stabilisation, ce procédé étant caractérisé en ce qu'une matière ce charge est introduite entre l'embout et l'élément de stabilisation et en ce que l'embout est fixé par emmanchement sur l'élément de stabilisation. L'invention concerne en outre un appareil électrique fabriqué par ce procédé de fabrication et un système de fabrication correspondant.
PCT/EP2017/071732 2016-09-15 2017-08-30 Procédé de fabrication d'un appareil électrique, appareil électrique et système de fabrication correspondant WO2018050436A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201790001246.8U CN210743702U (zh) 2016-09-15 2017-08-30 电气运行设备和制造装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016217621.8A DE102016217621A1 (de) 2016-09-15 2016-09-15 Herstellungsverfahren für ein elektrisches Betriebsmittel, elektrisches Betriebsmittel und Herstellungsanordnung
DE102016217621.8 2016-09-15

Publications (1)

Publication Number Publication Date
WO2018050436A1 true WO2018050436A1 (fr) 2018-03-22

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/071732 WO2018050436A1 (fr) 2016-09-15 2017-08-30 Procédé de fabrication d'un appareil électrique, appareil électrique et système de fabrication correspondant

Country Status (3)

Country Link
CN (1) CN210743702U (fr)
DE (1) DE102016217621A1 (fr)
WO (1) WO2018050436A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017217163A1 (de) * 2017-09-27 2019-03-28 Siemens Aktiengesellschaft Elektrisches Betriebsmittel und Herstellungsverfahren für ein elektrisches Betriebsmittel

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0675510A1 (fr) * 1994-03-29 1995-10-04 Ngk Insulators, Ltd. Appareils et méthodes de fixation de joints dans des isolateurs composites
EP1251304A1 (fr) * 2001-04-20 2002-10-23 Franz Viegener II GmbH & Co. KG. Tuyau, notamment en matière plastique ou composite
EP1091365B1 (fr) 1999-10-07 2005-10-26 Axicom AG, Zweigniederlassung Wohlen Procédé de fabrication d'un isolateur composite creux
EP1995739A1 (fr) * 2007-05-23 2008-11-26 ABB Technology AG Isolateur haute tension et élément de refroidissement doté de cet isolateur haute tension
EP1776200B1 (fr) 2004-06-24 2010-01-13 Tyco Electronics Raychem Ireland Procede permettant la production d'un ensemble serti, et ensemble et appareil connexes
WO2013104983A1 (fr) * 2012-01-13 2013-07-18 Trench Limited Procédé de fabrication de structures d'isolateurs en porcelaine et procédé et ensemble permettant de fixer des brides métalliques à des isolateurs en porcelaine
DE102014004284A1 (de) * 2014-03-26 2015-10-01 Lapp Insulators Gmbh Hochspannungsdurchführung
CN105679470A (zh) * 2016-03-29 2016-06-15 江苏神马电力股份有限公司 绝缘子及其胶装方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112013031211B8 (pt) 2011-06-09 2022-12-20 Abb Power Grids Switzerland Ag Carcaça de isolador e para-raios

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0675510A1 (fr) * 1994-03-29 1995-10-04 Ngk Insulators, Ltd. Appareils et méthodes de fixation de joints dans des isolateurs composites
EP1091365B1 (fr) 1999-10-07 2005-10-26 Axicom AG, Zweigniederlassung Wohlen Procédé de fabrication d'un isolateur composite creux
EP1251304A1 (fr) * 2001-04-20 2002-10-23 Franz Viegener II GmbH & Co. KG. Tuyau, notamment en matière plastique ou composite
EP1776200B1 (fr) 2004-06-24 2010-01-13 Tyco Electronics Raychem Ireland Procede permettant la production d'un ensemble serti, et ensemble et appareil connexes
EP1995739A1 (fr) * 2007-05-23 2008-11-26 ABB Technology AG Isolateur haute tension et élément de refroidissement doté de cet isolateur haute tension
WO2013104983A1 (fr) * 2012-01-13 2013-07-18 Trench Limited Procédé de fabrication de structures d'isolateurs en porcelaine et procédé et ensemble permettant de fixer des brides métalliques à des isolateurs en porcelaine
DE102014004284A1 (de) * 2014-03-26 2015-10-01 Lapp Insulators Gmbh Hochspannungsdurchführung
CN105679470A (zh) * 2016-03-29 2016-06-15 江苏神马电力股份有限公司 绝缘子及其胶装方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017217163A1 (de) * 2017-09-27 2019-03-28 Siemens Aktiengesellschaft Elektrisches Betriebsmittel und Herstellungsverfahren für ein elektrisches Betriebsmittel
DE102017217163B4 (de) 2017-09-27 2023-05-04 Siemens Energy Global GmbH & Co. KG Elektrisches Betriebsmittel und Herstellungsverfahren für ein elektrisches Betriebsmittel

Also Published As

Publication number Publication date
DE102016217621A1 (de) 2018-03-15
CN210743702U (zh) 2020-06-12

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