EP3662489A1 - Insertable feed-through - Google Patents
Insertable feed-throughInfo
- Publication number
- EP3662489A1 EP3662489A1 EP18749722.7A EP18749722A EP3662489A1 EP 3662489 A1 EP3662489 A1 EP 3662489A1 EP 18749722 A EP18749722 A EP 18749722A EP 3662489 A1 EP3662489 A1 EP 3662489A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- insulating body
- mounting flange
- field control
- control body
- insertion portion
- 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- Withdrawn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
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/04—Leading of conductors or axles through casings, e.g. for tap-changing arrangements
-
- 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
- H01B17/26—Lead-in insulators; Lead-through insulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/53—Bases or cases for heavy duty; Bases or cases for high voltage with means for preventing corona or arcing
Definitions
- the invention relates to a implementation according to the preamble of
- Bushings have a continuous conductor, which is on both sides of a partition, such as a transformer or other equipment as liquid-filled transformers, such. B. switching devices, extends.
- CONFIRMATION COPY to easily perform tests. After completion of the tests, the implementation should be easily removable again.
- Mounting flange is provided a footboard. Winding layers of the foot part are designed as filament bandages. When energy is released within the foot part, it is intended to prevent it from bursting in the direction of a transformer. The production of such
- the invention is therefore based on the object to provide a bushing that can be easily inserted into a passage of a wall with high mechanical stability and flexibility and reversibly firmly connected to the wall.
- the present invention achieves the above-mentioned object by the features of claim 1.
- a bushing comprising an elastic and elastomeric material can be easily manufactured by one-piece casting.
- Such an implementation unlike the aforementioned prior art solutions, comprises a single one
- Insulating body which performs all functions of electric field control, inside and outside the implementation.
- the insulating body does not have to have windings made of bandages in the insertion section or does not have to be constructed of windings made of bandages in the insertion section.
- An insulator body used in aforementioned prior art solutions for receiving wraps from bandages Ensuring the external dielectric strength, which is achieved in the aforementioned solutions by an insulator body, can be easily reproduced and achieved by appropriate shaping of an integrally cast insulating.
- Recesses or recesses can be provided to others
- the geometric shape of the insulator is easy to implement.
- an elastic insulating body is mechanically stable and robust and yet can be easily deformed to either to accommodate other components and / or associated with these a wall.
- the implementation can be easily inserted into a receptacle or in an insulator.
- the material of the insulating body could be formed as silicone or as ethylene-propylene-diene rubber (EPDM). These materials are easy to cast and bond to other components cohesively.
- EPDM ethylene-propylene-diene rubber
- the mounting flange could be formed in one or more parts and / or have means for reversible attachment to a wall or adapter plate. As a result, the mounting flange can be modular.
- a radially inner part could be connected to a field control body, wherein a separate radially outer part is provided with screw means or holes which are tuned to an already fixed fitting.
- a radially inner part can be matched to the insulating body and a radially outer part to a fixedly mounted on the wall fitting.
- the mounting flange rests on the side of the Einsteckabitess on a separate adapter plate and / or connected to this or connectable.
- the Einragtiefe the Einsteckabitess and thus the conductor can be adjusted in a recording. As a result, a reliable electrical contacting of the conductor is ensured.
- the mounting flange or a part of a mounting flange could be connected to a field control body, wherein the mounting flange or the part and / or the field control body are integrated as a prefabricated component in the insulating body.
- a field control body can be selected modular, the respective
- different transformers or other equipment as liquid-filled transformers, such.
- different field control body can be selected.
- the field control body is preferably materially connected to the mounting flange or a part of a mounting flange.
- the field control body is cast or molded onto the mounting flange or said part.
- the mounting flange or the part can also be connected to the field control body by jamming.
- a field control body could be made of an elastomeric and elastic material having conductive or refractive or dissipative and / or limiting properties.
- the field control body may be made of silicone.
- the field control body could also be made of a metallic material.
- At least one spring means could at least partially be accommodated, which unfolds spring force when expanding in the direction of the insertion section.
- the spring force of the, preferably elastic, field control body can be pressed into a receptacle or an insulator as closely as possible without leaving air gaps between the outer wall of the insulator and the receptacle or the insulator.
- at least one blind hole could be formed in a tubular dome of the mounting flange or a part of a mounting flange which receives the spring or the spring means, wherein the spring or the spring means is or are designed as a tube-like spring package or tubular and in the direction of the Einsteckabitess is expandable or are.
- a plurality of such spring assemblies are arranged parallel to each other in each case in a blind hole or a single diameter-adapted spring element is provided in order to ensure round as possible a gap-free installation of the elastic insulating body on the wall of an insulator.
- the spring means can be at a bottom of their blind hole
- the insulating body could be surrounded by a one-part or multi-part push-push sleeve, which presses the insulating body radially and / or axially against a receptacle or insulator by exerting or exerting spring force in the axial direction on the push-push sleeve ,
- the push-pull sleeve provides a good for the male side ends of the spring means
- Abutment and can redirect their spring force, in particular in the radial direction, to press the elastic insulating body gap-free as possible against the wall of the insulator.
- the push-push sleeve consists of two half-shells. Two
- Half shells can be easily wrapped around a field control body and then joined together.
- the field control body could project radially on the plug-in section-side end and on a plug-in section-side thickening of the insulating body abut radially and axially. As a result, electric fields are controlled particularly well.
- the insulating body could be modularly extended at the head section by an insulating body extension, wherein the insulating body extension is positively, force and / or materially connected to the head portion.
- Insulator extension can as a separate component on or to the
- Insulator positively slid and / or glued.
- a special elastomer is used as the adhesive.
- Insulator extension is preferably made of the same material as the insulating body.
- the insulating body itself is preferably formed tapered in the direction of Isolier Economicsverinrung, wherein the
- Insulating body extension can be cylindrical. As a result, a total of slender construction of the implementation is realized on the open air side.
- An arrangement could include a transformer or other equipment as a liquid-filled transformer, such.
- Fig. 1 is a sectional view of an arrangement having a passage and a
- FIG. 2 is a detail view of a connection point at which the Insulator of the
- FIG. 3 is a sectional view of a two-part mounting flange, wherein the radially inner part is provided with a field control body and a dome with a blind hole and wherein a radially outer part surrounds the inner part,
- Fig. 4 is a perspective view of the insulating body made of silicone, which is connected to a mounting flange, two views of an arrangement, which are provided with a passage, the insulating body with an insulator extension
- FIG. 6 is a side view of the arrangement of FIG. 6, in which a push-push sleeve is shown,
- Fig. 8 is a side view of the arrangement of FIG. 7, in which the
- Push-push sleeve is attached
- FIG. 9 is a side view of the arrangement of FIG. 8, in which the
- FIG. 1 shows a passage 1 for insertion into a lying behind a wall 2 receptacle 3 and for electrically contacting the same.
- the bushing 1 is further inserted into an insulator of a fitting 11.
- the bushing 1 comprises an insulating body 4 with a plug-in section 5 and a head section 6 opposite thereto, a conductor 7 being received in the insulating body 4 and extending at least from the head section 6 to the plug-in section 5.
- the conductor 7 is formed as a pipe or rod made of aluminum or copper.
- the conductor 7 protrudes from the insertion section 5 and the insulating body 4 out.
- the insulating body 4 is guided through a mounting flange 8 and extends on both sides of the mounting flange 8, so that the
- Plug-in portion 5 and the head portion 6 lie on different sides of the mounting flange 8.
- the insulating body 4 is made of an elastic and elastomeric material.
- the insulating body 4 is integrally formed.
- the head portion 6 and the insertion portion 5 are integrally molded or injected.
- the insulating body 4 is made in one piece from an elastic and elastomeric material, wherein in the insulating body 4, a field control body 13 is integrated with conductive or field-controlling properties and wherein the field control body 13 in one piece from the insertion section 5 to
- Head portion 6 extends through the mounting flange 8.
- the conductor 7 is in electrically conductive contact with the receptacle 3.
- the insulating body 4 has radially projecting shielding lips.
- the mounting flange 8 rests on the side of the Einsteckabitess 5 on an adapter plate 10 and is connected thereto.
- the adapter plate 10 in turn is connected to a fitting 11 which is permanently associated with an opening 12 in the wall 2.
- the valve 11 is fixedly arranged on the wall 2 and modular with the
- Adapter plate 10 connectable, wherein subsequently the
- Mounting flange 8 on the adapter plate 11 can be fastened.
- the receptacle 3 for the conductor 7 is an integral part of the fitting 11. In that regard, the implementation shown here 1 to an existing fitting 11, especially for test purposes, are easily mounted.
- Fig. 2 shows in a detailed view that the insulating body 4 of the bushing 1 is modularly extended at the head portion 6 by a Isolier Sciencesverinrung 9, wherein the Isolier Sciencesverinrung 9 is materially connected to the head portion 6.
- the insulating body extension 9 is connected to the head portion 6 by a
- the insulating body extension 9 is cylindrical, the insulating body 4 is conical.
- a Chamfer 9a is a slight mating of the insulating 4 and the Isolier Sciencesverinrung 9 possible.
- Fig. 3 shows a mounting flange which is formed in several parts, namely a radially inner part 8a and a radially outer part 8b.
- the one-piece fastening flange 8 according to FIG. 4 or a part 8 a of a fastening flange according to FIG. 3 is provided with a field control body 13
- the one-piece mounting flange 8 or the part 8a and the field control body 13 are integrated as a prefabricated component in the insulating body 4.
- the mounting flange 8 of FIG. 4 is formed as a square or rectangular plate.
- the plate can also be round.
- the mounting flange 8 has means, namely passages 15, for reversibly securing to the adapter plate 10.
- FIG. 5 An arrangement showing a wall 2 and a duct 1 is shown in FIG. 5 in two views.
- Insertion section 5 spring force deployed.
- Fig. 3 shows concretely that in a tubular dome 8c of the part 8a of a multi-part mounting flange a plurality of blind holes 17 are formed, which can receive the spring means 16.
- Fig. 6 shows, with reference to a one-piece mounting flange 8, that the spring means 16 are formed as tubular spring assemblies and in the direction of Insertion section 5 are expandable.
- the region 16a in Fig. 6 is intended to indicate that a plurality of spring means 16 should be arranged parallel to each other.
- 6 and 1 show that the field control body 13 is surrounded by a pressure sliding sleeve 18 which presses the field control body 13 radially and axially against the insulating body 4 by the spring means 16 in the axial direction on the
- FIGS. 1 and 3 show that the field control body 13 projects radially on the insertion-side end and abuts radially and axially on an insertion-side thickening of the insulating body 4.
- the bushing 1 described here has an insulating body 4 which, in the region of its passage through the fastening flange 8, is tapered both relative to the plug-in section 5 and to the head section 6. In this way, in combination with the fastening flange 8, it forms a circumferential recess 14 into which a field control body 13 can engage and surround the insulating body 4.
- the recess 14 is annular-like or formed as a bore.
- Recess 14 is formed predominantly in a section of the head portion 6 of the insulating body 4, which is free of shield lips. This section is cylindrical.
- FIGS. 7 to 9 show arrangements with a transformer in several phases of an assembly.
- 9 shows a completed arrangement, comprising a transformer 19 with a wall 2, wherein the wall 2 is permanently assigned a fitting 11, and a bushing 1 of the type described here, which is fixed by means of a mounting flange 8 to the fitting 11.
- an adapter plate 10 between the valve 1 and the mounting flange 8 is arranged.
- the adapter plate 10 is formed as a separate component to the mounting flange 8.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulators (AREA)
- Insulating Bodies (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017117636.5A DE102017117636A1 (en) | 2017-08-03 | 2017-08-03 | Plug-in implementation |
PCT/EP2018/000379 WO2019025023A1 (en) | 2017-08-03 | 2018-07-30 | Insertable feed-through |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3662489A1 true EP3662489A1 (en) | 2020-06-10 |
Family
ID=63103898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18749722.7A Withdrawn EP3662489A1 (en) | 2017-08-03 | 2018-07-30 | Insertable feed-through |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3662489A1 (en) |
JP (1) | JP2020530193A (en) |
KR (1) | KR20200032193A (en) |
DE (1) | DE102017117636A1 (en) |
WO (1) | WO2019025023A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3934036A1 (en) * | 2020-06-30 | 2022-01-05 | Siemens Aktiengesellschaft | High voltage feedthrough and high voltage electrical device with high-voltage feedthrough |
CN112151245B (en) * | 2020-09-23 | 2022-06-24 | 常德立欣电子科技股份有限公司 | External high frequency transformer protection against electric shock mechanism for household electrical appliances |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1929570U (en) | 1964-10-06 | 1965-12-23 | Franz Dipl Ing Eilmansberger | HIGH VOLTAGE LEAD-THROUGH. |
US3515799A (en) | 1969-02-11 | 1970-06-02 | Westinghouse Electric Corp | Electrical bushing mounted in casing with foamed resin |
CA2013254A1 (en) * | 1990-03-13 | 1991-09-13 | William R. Rueth, Jr. | High-voltage outdoor electrical bushing |
DE4315730A1 (en) * | 1993-05-11 | 1994-11-17 | Minnesota Mining & Mfg | Connecting device for switching installations or the like, in particular in the medium-voltage range |
GB2289803B (en) * | 1994-05-06 | 1997-10-22 | Whipp & Bourne Ltd | Outdoor insulating bushing for high voltage electrical devices |
DE19653527C1 (en) | 1996-12-20 | 1998-08-13 | Hsp Hochspannungsgeraete Porz | Bushing, particularly for HV transformer with manufacturing method |
JP3744876B2 (en) * | 2002-04-08 | 2006-02-15 | 昭和電線電纜株式会社 | Polymer sleeve and cable termination connection using the same |
CH698182B1 (en) * | 2005-02-07 | 2009-06-15 | Wermelinger Ag A | An electrical feed for Head of Energy Technology. |
RU2308107C1 (en) * | 2006-02-14 | 2007-10-10 | Закрытое Акционерное Общество "Арматурно-Изоляторный Завод" | Bushing insulator |
DE102009010928A1 (en) * | 2009-02-12 | 2010-08-19 | Wermelinger, Anton | Device for power engineering for connection of bus bars or cables, has base structure provided with multiple isolation rods processed between fixing armature and conductor connection armature |
CN105449620B (en) * | 2014-07-23 | 2018-03-20 | 泰科电子(上海)有限公司 | Dry-type power cable termination |
-
2017
- 2017-08-03 DE DE102017117636.5A patent/DE102017117636A1/en not_active Withdrawn
-
2018
- 2018-07-30 KR KR1020207005779A patent/KR20200032193A/en not_active Application Discontinuation
- 2018-07-30 JP JP2020528504A patent/JP2020530193A/en active Pending
- 2018-07-30 WO PCT/EP2018/000379 patent/WO2019025023A1/en unknown
- 2018-07-30 EP EP18749722.7A patent/EP3662489A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO2019025023A1 (en) | 2019-02-07 |
JP2020530193A (en) | 2020-10-15 |
DE102017117636A1 (en) | 2019-02-07 |
KR20200032193A (en) | 2020-03-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE2348895C2 (en) | Connection for power cables | |
DE1490840B2 (en) | ELECTRIC PLUG-IN COUPLING FOR CONNECTING COAXIAL CABLES | |
DE2132418C2 (en) | Cable connector for high voltage cables | |
DE2313726B2 (en) | Plug device with a plug and a coupling | |
EP3427276B1 (en) | Transformer with insertable high-voltage bushings | |
DE60037237T2 (en) | Connection system between medium or high voltage cells | |
EP3662489A1 (en) | Insertable feed-through | |
DE29806645U1 (en) | Cable connector | |
DE202005021422U1 (en) | Cable connector of a connector device for medium and high voltage engineering | |
EP1158638B1 (en) | Arrangement for electrically connecting conductors of two high voltage cables | |
EP3574509A1 (en) | Device for connecting screening tubes of a high-voltage appliance | |
DE4135391C1 (en) | Cable connector for medium high voltage and high current - has socket with cup-shaped contact element, and cylindrical insulating housing covering inserted cable | |
EP3711071A1 (en) | High-voltage feedthrough | |
DE3247482C2 (en) | Connecting device | |
DE4403571C1 (en) | Coupling for plastic insulated high voltage cables has screw terminal block within housing that has inner and outer sections of that shrouds connection. | |
DE2323140B2 (en) | Cable sleeve connection for covering signal conductors located in the cable core | |
WO2021229469A1 (en) | Socket for waterproof applications | |
DE3317202C2 (en) | Capacitive separator | |
DE202008009101U1 (en) | Sensor arrangement for short-circuit detection in medium-voltage switchgear | |
EP3076409B1 (en) | Electrical connection between separated windings | |
WO2019149460A1 (en) | Electric device with intermediate piece | |
DE3639626A1 (en) | Bushing for electrical conductors | |
WO2017202558A1 (en) | Device for connecting a high-voltage conductor to a winding of an electric unit | |
DE2609079C2 (en) | Cable entry | |
DE2659234C3 (en) | Cable set for connecting a shielded, plastic-insulated power cable to an electrical device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
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 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20200207 |
|
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 RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
INTG | Intention to grant announced |
Effective date: 20221222 |
|
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: 20230503 |