WO1998011565A1 - Isolating device and method to place wires - Google Patents
Isolating device and method to place wires Download PDFInfo
- Publication number
- WO1998011565A1 WO1998011565A1 PCT/AT1997/000199 AT9700199W WO9811565A1 WO 1998011565 A1 WO1998011565 A1 WO 1998011565A1 AT 9700199 W AT9700199 W AT 9700199W WO 9811565 A1 WO9811565 A1 WO 9811565A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- insulator
- face
- laying
- arrangement according
- clamping
- Prior art date
Links
Classifications
-
- 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 an insulator arrangement for supporting or for supporting electrical cables or lines with an insulator body, in particular with ribs.
- Such insulator arrangements are e.g. on outdoor line pylons, on transformers or the like. attached to carry or support live cables or wires.
- the insulator bodies provided for carrying the cables or lines are exposed to a variety of stresses, in particular the insulator bodies must have sufficient mechanical strength, in particular against breakage. Furthermore, sufficient insulation and dielectric strength must be ensured, in particular by appropriate choice of materials and a sufficiently large creepage distance.
- the line-side end of the insulator body is usually given a special shape in order to be able to attach a support device for the cable is attached, the usually provided aids for laying or pulling the cable can not be attached to the Isolatorgro ⁇ er, since this is designed only for attaching a single device. Aids for the laying or drawing in of lines or cables are known, for example, from the Swedish patent 455657. After the cable has been laid, the pulling aid must be removed from the insulator body and the support device attached to the insulator body and to the cable.
- the invention provides that the insulator body, preferably on its end plate or end face, both a fastening device, in particular a clamping device, for fastening the line or cable to be carried to the insulator body and a laying and guiding device for laying or pulling in the line or the cable, respectively
- Fastening device and a laying device are provided, which can be used as required.
- the cable is brought into position with the laying device, e.g. laid along a series of successive masts and threaded in sequence into the individual insulator bodies.
- the line is tightened and the Fastening is carried out one after the other with the aid of the fastening devices on the insulator bodies of the successive supports or masts.
- no delivery, assembly or exchange of any auxiliary devices or fastening devices is required after the cable has been threaded into the insulating aid on the insulator body and brought into the appropriate position with the fastening device located next to the sealing aid, the cable is fastened to the insulator body
- parts of the fastening device and the laying device can also be integrally formed with one another be designed so that a mechanically stable and easy to manufacture, compact overall unit is created
- the mechanical and electrical strengths are supported according to the invention by the choice of a special material; the invention provides that at least parts of the clamping device and / or the laying and guiding device and / or of the insulator body or the end plate, preferably in one piece with one another, are made from a preferably mineral-filled or reinforced, mechanically and electrically highly stressed, hardened synthetic resin, in particular cast resin, preferably based on epoxy and / or polyurethane, preferably from a cyclophilic cast resin or from araldite
- the fastening devices provided for fastening the cable or the line to the insulator body can have different structures or different functionality.
- the laying and guiding device on the end plate or end face of the Insulator body at least one, preferably plate-shaped carrier, preferably a pair of oppositely arranged carriers is attached, for example screwed or integrally formed with the end plate or the insulator body, and that on each carrier or in each pair of carriers at least one roller, preferably a roller is rotatably mounted at a distance from the end plate that exceeds the diameter of the cable to be laid or carried, advantageously at least one roller close to the end face and at least one remote from the end surface in one diameter on each carrier or in a pair of carriers of the cable to be carried exceeding mutual distance are rotatably mounted.
- Fastening device is characterized in that the clamping device has at least one abutment, optionally connected to the end plate or the insulator body or formed on or in this (m), at least one clamping part and at least one clamping plate carrier, into which screws holding the clamping part can be screwed, with which the clamping part is adjustable relative to the end plate or to the abutment or can be pressed against it.
- a method for laying lines or cables, in particular using an isolator unit according to the invention is characterized in accordance with the invention in that the line, after being pulled through, is formed by a laying or guide unit which is formed in one piece with the isolator body, i.e. between at least one roller carried by the laying or guiding unit and another roller and / or the end plate of the insulator body, after alignment or laying in the operating position with at least one located next to the laying or guiding unit and at least partially integrally formed with the insulator body Clamping device is attached or clamped to the insulator body.
- FIG. 1 shows a schematic side view of an isolator arrangement according to the invention.
- 2 and 3 show schematic side views of further insulator arrangements according to the invention.
- 4, 5 and 6 show fastening options for the rollers in the isolator arrangement.
- 7 and 8 show further embodiments of isolator arrangements according to the invention.
- the insulator body 1 shows an insulator arrangement according to the invention in a side view.
- This arrangement comprises an insulator body 1, which is only shown with its end region remote from the support.
- the insulator body 1 has any or the usual shape of insulator bodies and can be, for example, an insulator body 1 of a support or guy or hanging insulator arrangement.
- the shape of the ribs, the number of ribs, the length of the insulator body etc. is adapted to the applicable regulations or conditions.
- the attachment of the insulator body 1 to a support or mast is not shown and is carried out in a manner known to the person skilled in the art.
- the insulator body 1 has a face plate 2, it shows an end face 2 which is an integral or integral part of the insulator body 1.
- the end plate 2 is essentially to be understood as the end region of the insulator body, which can generally be designed as an end rib.
- Beu units are arranged on this end face 2, namely at least one fastening device 20 and at least one laying or guiding device 30 for the line 14 to be carried by the insulator body 1 (shown in dashed lines).
- the fastening device 20 comprises a clamping piece 4 which is held by means of screws 6 which can be screwed into the insulator plate 2 or into an abutment 5 and / or into a clamping plate carrier 9.
- 1 shows the design of the clamping surface 8 of the clamping piece 4, with which the latter can press a line 14 against the abutment 5 and fix it on the insulator body 1.
- a plurality of such fastening devices 20 can be carried by one isolator body 1.
- these fastening devices could also have a different structure;
- a clamping device of the type shown is advantageously used, since the clamping plates 4 are easily detachable and can be brought into position.
- the Isolatorgro ⁇ er 1 carries at least one laying and guiding device 30, which essentially comprises a roller 7, which is mounted on a carrier 3.
- the roller 7 is mounted at a distance from the end face 2, so that a cable 14 can be passed between the roller 7 and the end face 2.
- Several such supports 3 can be provided; each carrier 3 can also carry several rollers 7.
- rollers 7 'close to the end plate can be arranged on further supports 3' or on the same support 3.
- Another roller 7 ′ is shown in dashed lines and is mounted on the carrier 3.
- the pulling in of the cables 14 is facilitated or the cables can be brought into their operating position and in this operating position can be immediately and simply fixed to the insulator body 1 in the operating position with the fastening devices 20 located next to the laying and guiding devices 30 .
- the fastening devices 20 can have an abutment 5 against which the cable 14 with the clamping plate 4 is pressed.
- To fasten the clamping plate carrier 9 and / or the carrier 3, 3 'for the rollers 7 and T one can proceed in such a way that these components are connected to the isolator body 1 and / or the die plate 2, for example by screws; However, it is advantageously provided that these components are formed in one piece with the insulator body 1 or with the end plate 2.
- these components stand individually or project individually from the Isolato ⁇ latte 2 (Fig. 7,8); However, it is particularly advantageous if these components are also connected to one another, for example are pulled together with a screw 21 (FIG. 2) passing through these components; However, it is particularly advantageous if these components are formed in one piece with one another and also with the insulator body 1.
- 40 denotes a support body which is designed as a one-piece component, comprises a support 3 ', a clamping plate support 9, a support 3, a further clamping plate support 9 and then again a support 3'.
- two such support bodies 40 are arranged opposite one another on the isolator body 1 or are formed integrally therewith.
- the rollers 7, 7 ' are mounted between these support bodies 40.
- These support bodies 40 are bridged with at least one clamping piece 4, which is held with the screws 6 on this support body 40, specifically in the sections that serve as the clamping plate support 9.
- the abutment 5 as a reinforcing component can be formed integrally with the clamping plate carriers 9 or the supporting body 40.
- Fig. 1a shows a partial section through Fig. 1 and you can see the opposing Traggro ⁇ er 40, which are integrally formed with the insulator body 1 or the end plate 2.
- the end plate roller (s) 7 are advantageously detachably mounted on their carrier 3 or the supporting body 40 in order to insert a line 14 into the laying and guiding device 30 can, as long as there is no opportunity to thread the end of the line 14 into the space between the end face roller 7 and the end face 2 or the end face roller T. This is particularly the case when a defective isolator body 1 has to be replaced.
- the end faces-fixed rollers 7 can be mounted on axes formed by pivot pins 10 (FIG. 4), which pivot pins 10 can be screwed into a thread of the roller 7. After unscrewing the pivot pins 10, the roller 7 can be removed.
- FIG. 5 shows a fastening of the axis of the roller 11 with wing nuts 12 in the opposite supports 3.
- 6 shows a side view of an arrangement similar to FIG. 5, according to which the axis 11 of the roller 7 is fastened by means of split pins 13.
- rollers T near the end face can also be mounted so that they can be removed with comparable fastening devices.
- the number of fastening devices 20 and laying and guiding devices 30 carried by an insulator body 1 can be selected; the number of rollers 7,7 'and clamping pieces 4 can be adapted to the needs.
- FIG. 2 shows an embodiment in which only one carrier 3 for rollers 7, 7 'is provided on an insulator body 1, the line 14 to be laid for the laying process being carried out between these two rollers 7, 7'.
- Fastening devices 20 are provided on both sides of this support 3 serving as laying and guiding device 30.
- the clamping plate carrier 9 and the carrier 3 are designed as a one-piece support body 40 which is integral and integral with the insulator body 1.
- the individual devices 20 and 30 could be screwed to one another and / or to the isolator body 1.
- FIG. 3 shows an arrangement in which a fastening device 20 is flanked by two laying and guiding devices 30.
- each of the supports 3 also carries a roll T close to the end face between which two rolls 7, 7 'the cable 14 to be laid is pulled.
- Fig. 7 shows schematically in plan view an arrangement in which on the face plate or end face 2 of the insulator body 1 independent, i.e. Clamping plate carrier 9 or carrier 3 for a roller 7 which are not connected to one another are arranged.
- the individual clamping plate carriers 9 and the carrier 3 are not connected to one another or are not integrally formed with one another, but rather are either attached to the insulator body 1, e.g. screwed, or advantageously formed in one piece with this.
- Fig. 8 an arrangement is shown schematically, in which the individual rollers 7 and 7 'in independent, i.e. are not supported with any component other than carriers 3, 3 'connected to the insulator body 1. Furthermore, the rollers 7, 7 'project freely. The rollers 7, 7 ', which are only supported on one side, allow the cable to be inserted without removing these rollers.
- the fastening device 30 is an independent component which is screwed to the insulator body 1 or to the end plate 2 with screws 22.
- the mechanical properties in particular the strength, and with regard to the electrical properties, it is particularly advantageous if as many components as possible in one piece or in one piece with the insulator body 1 made of a hardened synthetic resin, optionally mineral-filled or reinforced, in particular a casting resin, preferably based on epoxy and / or polyurethane.
- a cycloaliphatic cast resin system with the brand name Araldit, which is sold by the company Ciba-Geigy, is particularly suitable.
- Stim plate 2 This has the sense that when a cable is pulled in, the rollers 7 '
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97918835A EP0931320A1 (en) | 1996-09-11 | 1997-09-11 | Isolating device and method to place wires |
AU42900/97A AU4290097A (en) | 1996-09-11 | 1997-09-11 | Isolating device and method to place wires |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT161296 | 1996-09-11 | ||
ATA1612/96 | 1996-09-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1998011565A1 true WO1998011565A1 (en) | 1998-03-19 |
Family
ID=3517196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/AT1997/000199 WO1998011565A1 (en) | 1996-09-11 | 1997-09-11 | Isolating device and method to place wires |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0931320A1 (en) |
AU (1) | AU4290097A (en) |
WO (1) | WO1998011565A1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110247356A (en) * | 2019-08-01 | 2019-09-17 | 广东电网有限责任公司 | A kind of all insulation terminal street code |
CN110265950A (en) * | 2019-08-01 | 2019-09-20 | 广东电网有限责任公司 | A kind of insulation centre street code |
CN114792951A (en) * | 2022-06-01 | 2022-07-26 | 沈阳飞机工业(集团)有限公司 | Laying guiding auxiliary device for aircraft electrical interconnection system and using method |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2786885A (en) * | 1956-03-02 | 1957-03-26 | Freddie W Wilson | Conductor supporting assembly |
US3622689A (en) * | 1970-03-13 | 1971-11-23 | James R Sparks | Locking insulator |
US3739075A (en) * | 1971-04-12 | 1973-06-12 | Hendrix Wire & Cable Corp | Cable stringing and insulating apparatus and method |
-
1997
- 1997-09-11 AU AU42900/97A patent/AU4290097A/en not_active Abandoned
- 1997-09-11 WO PCT/AT1997/000199 patent/WO1998011565A1/en active Application Filing
- 1997-09-11 EP EP97918835A patent/EP0931320A1/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2786885A (en) * | 1956-03-02 | 1957-03-26 | Freddie W Wilson | Conductor supporting assembly |
US3622689A (en) * | 1970-03-13 | 1971-11-23 | James R Sparks | Locking insulator |
US3739075A (en) * | 1971-04-12 | 1973-06-12 | Hendrix Wire & Cable Corp | Cable stringing and insulating apparatus and method |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110247356A (en) * | 2019-08-01 | 2019-09-17 | 广东电网有限责任公司 | A kind of all insulation terminal street code |
CN110265950A (en) * | 2019-08-01 | 2019-09-20 | 广东电网有限责任公司 | A kind of insulation centre street code |
CN114792951A (en) * | 2022-06-01 | 2022-07-26 | 沈阳飞机工业(集团)有限公司 | Laying guiding auxiliary device for aircraft electrical interconnection system and using method |
Also Published As
Publication number | Publication date |
---|---|
EP0931320A1 (en) | 1999-07-28 |
AU4290097A (en) | 1998-04-02 |
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