EP1247925A2 - Vorrichtung zum Erhöhen von Hochspannungsfreileitungsmasten - Google Patents
Vorrichtung zum Erhöhen von Hochspannungsfreileitungsmasten Download PDFInfo
- Publication number
- EP1247925A2 EP1247925A2 EP02007542A EP02007542A EP1247925A2 EP 1247925 A2 EP1247925 A2 EP 1247925A2 EP 02007542 A EP02007542 A EP 02007542A EP 02007542 A EP02007542 A EP 02007542A EP 1247925 A2 EP1247925 A2 EP 1247925A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- mast
- supports
- lifting device
- mast section
- section
- 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.)
- Ceased
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
- E04H12/08—Structures made of specified materials of metal
- E04H12/10—Truss-like structures
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/34—Arrangements for erecting or lowering towers, masts, poles, chimney stacks, or the like
Definitions
- the invention relates to a device for increasing a high-voltage transmission tower according to the preamble of claim 1.
- Such devices are used where there is an increase in high-voltage transmission tower performed with live conductor systems must be, and switching off the conductor systems is not possible.
- An increase of overhead line masts may be required if the distances between the ground and the conductor systems have to be enlarged.
- DE 198 03 954 A1 describes a method and a device for increasing High-voltage transmission tower known.
- a mounting pole is first installed inside the high-voltage overhead line pylon, which stands with one end on the foundation of the transmission tower.
- the length of the mounting arm is dimensioned so that its second end is a short distance away is arranged below the first crossmember of the overhead line mast.
- the transmission tower becomes horizontal for the elevation at a defined distance above the ground severed.
- a lifting device is used, to which a stiffening frame heard, which is connected to the mast section to be lifted.
- This stiffening frame is provided with pulleys. These are used to divert traction ropes, which are guided over pulleys on a cross, at the top the mounting handle is attached. These pull ropes are connected to gripping pulls, which are arranged at the lower end of the mounting arm. From these reachings the traction cables are subjected to a tensile force for lifting the upper mast section.
- Raising overhead line masts with the help of pull ropes is time-consuming, because in addition to the pulling ropes, gripping cables and guy ropes have to be installed with which the top of the mast is pulled up and when filling the gap held between the lower mast section and the raised mast section becomes.
- EP 0607915 B1 describes a method and a device for increasing Transmission tower known.
- a lifting device is used, which is based on the floor is arranged so that it covers the lower end of the transmission tower encloses. Thereupon it is placed in two spaced apart Levels connected to the transmission tower. Then the transmission tower separated from his foot. The dividing line lies below the levels in which the lifting device is connected to the transmission tower. Then the lifting device actuated, and the overhead line mast raised so far that the distance between the foot of the overhead line mast and the one connected to the lifting device Part of the transmission tower is as large as the desired increase. In the gap between then the foot of the transmission tower and the raised part becomes one Inserted mast piece. This is then with the foot of the transmission tower and the raised section of the overhead line mast firmly connected.
- the invention has for its object to show a device with which Increase in overhead line masts of any size that are already in operation faster and more economical than before.
- high-voltage overhead line masts can be up to can be increased to a total weight of 80 kN. Raising a power transmission tower can be done in half a day. The the time required for this is far less than in the known methods. The line systems do not have to be switched off or disconnected for this become.
- each overhead line mast is placed in a lower mast section and divided an upper mast section.
- the upper mast section is with With the help of the device according to the invention raised to the desired height.
- the device according to the invention is located in the interior of the high-voltage transmission tower Installed. The upper mast section is lifted from the inside of the overhead line mast.
- the device has a support and guide device as well as a lifting device.
- the support and guide device will formed by a central mast, which is partially surrounded by the lifting device is.
- the lifting device is with the upper mast section over a first roller level connected, which encloses the central mast and are supported on this can.
- the lifting device can be operated with the help of hydraulic cylinders along the central mast be moved.
- a second roller level which is also connected to the upper mast section is.
- FIG. 1 shows a high-voltage overhead line mast 1, also referred to briefly as an overhead line mast called, which is designed as a steel lattice mast. He has a lower one Mast section 2 and an upper mast section 3, the two mast sections 2 and 3 are below or above a dividing line A-A '. Preferably a location is selected for this, at the components (not shown here) of the overhead line mast 1 are releasably connected. Be along this dividing line A-A ' the two mast sections 2 and 3 to raise the overhead line mast 1 horizontally separated from each other. First, however, within the overhead line pylon 1 a support and guide device in the form of a central mast 4 in the middle of a Foundation 5 installed and releasably connected.
- the central mast 4 is square Steel lattice mast. It is preferably made on a foundation 5 Wooden sleepers installed.
- the central mast 4 has in the embodiment shown here a cross section that is approximately one third of the inner cross section of the Transmission tower 1 corresponds. However, it can also be made larger or smaller become.
- the height of the central mast 4 depends on the desired increase in Overhead masts 1. Depending on the distance between the dividing line A-A 'from the ground has, the central mast 4 must be supported accordingly.
- the one shown here The exemplary embodiment is the central mast 4 at a height of 3.50 m above the foundation 5 braced horizontally towards the lower mast section 2 (not shown here). As FIGS.
- the central mast 4 is in regions of surrounded by a lifting device 6 like a shell, which, like the central mast 4, has one has a square cross section.
- the lifting device 6 can be along the central mast 4 can be moved up and down. Belong to the lifting device 6 two hydraulic cylinders 7, which are arranged on the outside of the central mast 4 opposite one another are.
- the first end 7A of each hydraulic cylinder 7 is on a console 8 held at a short distance above the foundation 5 on the outside of the central mast 4 is installed.
- the second end 7B of each hydraulic cylinder 7 is connected the downward-facing limitation of the lifting device 6.
- the lifting device 6 is assembled from tube and / or lattice supports 6G, 6R. Your length is adapted to the desired increase in the overhead line mast 1. she is in any case dimensioned so that the lifting device 6 in the upper mast section 3 protrudes.
- FIGS. 1, 2, 4 and 5 show, there is one at the upper end of the lifting device 6 first roll level 10 installed.
- each four carriers 11 and 12 are provided, as can be seen in FIGS. 3 and 4.
- the length of all beams 11, 12 is dimensioned such that they are at least 3 m larger than that The diameter of the mast section 3 is in the area of the roller plane 10.
- the carrier 11 are made of U-profiles in the embodiment shown here, while the carrier 12 are made of double-T profiles.
- the four carriers 11 are two carriers 11 directly on the upper end of the lifting device 6 releasably so attached that they are arranged parallel to each other.
- the other two carriers 11 are also installed parallel to each other on the first two supports 11, that their longitudinal axes are perpendicular to the longitudinal axes of the first two beams 11 are arranged.
- the adjoining supports 11 are via holding elements 13 connected with each other.
- This arrangement of the four beams 11 becomes the central mast 4 surrounded by the four carriers 11 in a frame shape. All four carriers are 11 also arranged so that their ends all out of the mast section 3 survive.
- Each of the supports 11 is in the region of each corner post 4E of the central mast 4 provided with at least one slide roller 11G, which corresponds to the respective corner post 4E is facing.
- the corner posts 4E of the central mast 4 are each by two in Right-angled, flat components are formed, so that the rollers 11G to support the upper mast section 3 on the corner posts 4E and can roll on it.
- To each beam 11 is parallel, in the same plane, immediately outside the mast section 3, one of the four beams 12 installed.
- the four supports 12 are on the one hand with the supports arranged below or above them 11, 12 releasably connected via holding elements 13. They are also arranged in such a way that they can be gripped with clamps (not shown here), with corner handle brackets 14 are provided. With these corner handle brackets 14, the carrier 12 with the corner posts 3E of the upper mast section 3 releasably connected. It becomes a firm one Connection between the lifting device 6 and the mast section 3 is formed.
- a second roller level 20 is installed above the first roller level 10.
- the distance between the two roller levels 10 and 20 must be at least 4.50m.
- four supports 21 and 22 are provided, as can be seen in Figures 3 and 4.
- the length of all carriers 21, 22 is so dimensioned to be at least 3m larger than the diameter of the mast section 3 is in the area of the roller level 20.
- the carrier 21 are in the shown here Embodiment made of U-profiles, while the carrier 22 made of double T Profiles are made.
- the four beams 21 are arranged so that they are the central mast 4 surrounded by a frame, and all their ends from the mast section 3 after survive outside.
- each carrier 21 is parallel, in the same plane, directly outside of the mast section 3, one of the four supports 22 installed.
- Each of the four Carrier 22 is on the one hand with the carriers 21, 22 arranged below or above it releasably connected via holding elements 13.
- all four carriers 22 are arranged that they can be gripped with clamps (not shown here), with corner handle brackets 14 are provided. With these corner handle brackets 14 are the carrier 22 as well as the carrier 12 releasably connected to the corner posts 3E of the mast section 3.
- the central mast 4 Before lifting the upper mast section 3, the central mast 4 is aligned centrally. Then the two mast sections 2 and 3 on the dividing line A-A ' separated from each other. By operating the hydraulic cylinder 7, the lifting device 6 raised. It slides up along the central mast 4. Thereby also the two roller levels 10 and 20 and the upper one connected to them Mast section 3 moves up, if necessary, until the hydraulic cylinders 7 are fully extended. Is the desired increase in the overhead line mast then not yet reached, the hydraulic cylinder 7 must first further increase will be implemented. For this, be between the bottom of the lifting device and the console 8 adjustable supports (not shown here) arranged and releasably attached. Then the hydraulic cylinder 7 from the Lifting device 6 and the console 8 released and pushed together.
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Patch Boards (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
Description
Claims (8)
- Vorrichtung zum Erhöhen eines in einen unteren Mastabschnitt (2) und einen oberen Mastabschnitt (3) unterteilbaren Hochspannungsfreileitungsmast (1), die eine Hebevorrichtung (6) sowie eine Stütz- und Führungsvorrichtung (4) in Form eines Zentralmasts aufweist, der in den oberen Mastabschnitt (3) hineinragt, dadurch gekennzeichnet, dass der Zentralmast (4) von der Hebevorrichtung (6) bereichsweise hüllenartig umgeben und die Länge der Hebevorrichtung (6) so bemessen ist, dass sie in den oberen Mastabschnitt (3) hineinragt, dass für den Antrieb der Hebevorrichtung (6) wenigstens zwei Hydraulikzylinder (7) vorgesehen sind, und am oberen Ende der Hebevorrichtung (6) eine erste Rollenebene (10) und in einem definierten Abstand darüber eine zweite Rollenebene (20) angeordnet ist, und dass die erste Rollenebene (10) mit der Hebevorrichtung (6) und beide Rollenebenen (10, 20) mit dem oberen Mastabschnitt (3) lösbar verbunden sind.
- Vorrichtung nach Anspruch 2, dadurch gekennzeichnet, dass der Zentralmast (4) einen quadratischen Querschnitt aufweist und in der Mitte des Hochspannungsfreileitungsmasts (1) auf einem Fundament (5) aus Holz installiert ist, und dass jeder Eckstiel (4E) des Zentralmastes (4) aus jeweils zwei im rechten Winkel zueinander angeordneten flächigen Bauelementen gefertigt ist.
- Vorrichtung nach einem der Ansprüche 1 und 2, dadurch gekennzeichnet, dass die Hebevorrichtung (6) aus Rohrgitter- und Stahlgitterstützen (6G, 6R) zusammengebaut ist, und die beiden Hydraulikzylinder (7) auf einander gegenüberliegenden Seiten angeordnet sind, dass die ersten Enden (7A) der Hydraulikzylinder (7) an einer Konsole (8) des Zentralmastes (4) befestigt sind, die in geringem Abstand über dem Fundament (5) installiert ist, und dass die zweiten Enden (7B) der Hydraulikzylinder (7) am unteren Ende der Hebevorrichtung (6) befestigt sind.
- Vorrichtung nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die zweite Rollenebene (20) in einem Abstand von mindestens 4,50m über der ersten Rollenebene (10) angeordnet ist, dass jede Rollenebene (10, 20) aus acht Trägern (11, 12, 21, 22) zusammengebaut ist, und die Träger (11, 21) U-Profile und die Träger (12, 22) Doppel-T Profile aufweisen, und dass die Länge der Träger (11, 12, 21, 22) um mindest 3m größer ist als der Durchmesser des Mastabschnitts (3) im Bereich der Rollenebene (10, 20).
- Vorrichtung nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass ein erster und ein zweiter Träger (11) der ersten Rollenebene (10) parallel einander gegenüberliegend auf dem oberen Ende der Hebevorrichtung (6) angeordnet sind, dass ein dritter und eine vierter Träger (11) ebenfalls parallel zueinander so auf den ersten beiden Trägern (11) installiert sind, dass ihre Längsachsen senkrecht zu den Längsachsen der ersten beiden Träger (11) ausgerichtet sind, und der Zentralmast (4) von den vier Trägern (11) rahmenförmig umgeben ist, dass die Enden aller vier Träger (11) aus dem Mastabschnitt (3) herausragen und alle aneinander grenzenden Träger (11) über Halteelemente (13) miteinander verbunden sind, und dass jeder der vier Träger (11) mit zwei Gleitrollen (11G) versehen ist, die jeweils gegenüber von zwei Eckstielen (4E) des Zentralmasts 4 angeordnet sind.
- Vorrichtung nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass parallel zu jedem Träger 11 in der gleichen Ebene, unmittelbar außerhalb des Mastabschnitts (3) einer der vier Träger 12 installiert ist, dass jeder der vier Träger (12) zum einen mit den darunter und/oder darüber angeordneten Trägern (11, 12) über Halteelemente (13) und über Eckstielhalterungen (14) mit wenigstens jeweils zwei Eckstielen (3E) des oberen Mastabschnitts (3) lösbar verbunden ist.
- Vorrichtung nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass ein erster und ein zweiter Träger (21) der zweiten Rollenebene (20) im Abstand parallel einander gegenüberliegend angeordnet sind, dass ein dritter und eine vierter Träger (21)ebenfalls parallel zueinander so auf den ersten beiden Trägern (21) installiert sind, dass ihre Längsachsen senkrecht zu den Längsachsen der ersten beiden Träger (21) ausgerichtet sind, und der Zentralmast (4) von den vier Trägern (21) rahmenförmig umgeben ist, dass die Enden aller vier Träger (21) aus dem Mastabschnitt (3) herausragen und alle aneinander grenzenden Träger (21) über Halteelemente (13) miteinander verbunden sind, und dass jeder der vier Träger (21) mit zwei Gleitrollen (21G) versehen ist, die jeweils gegenüber von zwei Eckstielen (4E) des Zentralmasts 4 angeordnet sind.
- Vorrichtung nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass parallel zu jedem Träger 21, in der gleichen Ebene, unmittelbar außerhalb des Mastabschnitts (3) einer der vier Träger 22 installiert ist, dass jeder der vier Träger (22) zum einen mit den darunter und/oder darüber angeordneten Trägern (21, 22) über Halteelement (13) und über Eckstielhalterungen (14) mit wenigstens jeweils zwei Eckstielen (3E) des oberen Mastabschnitts (3) lösbar verbunden ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10117399 | 2001-04-06 | ||
DE2001117399 DE10117399A1 (de) | 2001-04-06 | 2001-04-06 | Verfahren und Vorrichtung zum Erhöhen von Masten |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1247925A2 true EP1247925A2 (de) | 2002-10-09 |
EP1247925A3 EP1247925A3 (de) | 2003-11-12 |
Family
ID=7680772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02007542A Ceased EP1247925A3 (de) | 2001-04-06 | 2002-04-03 | Vorrichtung zum Erhöhen von Hochspannungsfreileitungsmasten |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1247925A3 (de) |
DE (1) | DE10117399A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101202431B (zh) * | 2007-12-07 | 2010-06-02 | 中国电力科学研究院 | 配电网架空线路用绝缘塔头 |
DE102013104797A1 (de) * | 2013-05-08 | 2014-11-13 | Günter Rimmele | Vorrichtung und Verfahren zur Mastmontage mit einem Innenstockbaum |
EP4001553A1 (de) * | 2020-11-17 | 2022-05-25 | European Trans Energy GmbH | Stockbaumführung |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016110698A1 (de) | 2016-06-10 | 2017-12-14 | Ltb Leitungsbau Gmbh | Montagehilfskonstruktion und Verfahren zum Auswechseln eines Tragkonstruktionselements |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0607915A1 (de) | 1993-01-21 | 1994-07-27 | ABBPATENT GmbH | Verfahren und Vorrichtung zum Verlängern eines im Betrieb befindlichen Freileitungsmastes |
DE19803954A1 (de) | 1998-02-02 | 1999-08-05 | Alstom Energietechnik Gmbh | Verfahren und Vorrichtung zum Erhöhen von Masten |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04247175A (ja) * | 1991-01-28 | 1992-09-03 | Aichi Kinzoku Kogyo Kk | 送電用鉄塔の嵩上げ工法 |
JP3090525B2 (ja) * | 1992-02-06 | 2000-09-25 | 岳南建設株式会社 | 送電鉄塔の嵩上げ工法及びその装置 |
DE19810521A1 (de) * | 1998-03-11 | 1999-09-16 | Abb Patent Gmbh | Vorrichtung zum Erhöhen eines Freileitungsmastes |
-
2001
- 2001-04-06 DE DE2001117399 patent/DE10117399A1/de not_active Withdrawn
-
2002
- 2002-04-03 EP EP02007542A patent/EP1247925A3/de not_active Ceased
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0607915A1 (de) | 1993-01-21 | 1994-07-27 | ABBPATENT GmbH | Verfahren und Vorrichtung zum Verlängern eines im Betrieb befindlichen Freileitungsmastes |
DE19803954A1 (de) | 1998-02-02 | 1999-08-05 | Alstom Energietechnik Gmbh | Verfahren und Vorrichtung zum Erhöhen von Masten |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101202431B (zh) * | 2007-12-07 | 2010-06-02 | 中国电力科学研究院 | 配电网架空线路用绝缘塔头 |
DE102013104797A1 (de) * | 2013-05-08 | 2014-11-13 | Günter Rimmele | Vorrichtung und Verfahren zur Mastmontage mit einem Innenstockbaum |
EP4001553A1 (de) * | 2020-11-17 | 2022-05-25 | European Trans Energy GmbH | Stockbaumführung |
Also Published As
Publication number | Publication date |
---|---|
EP1247925A3 (de) | 2003-11-12 |
DE10117399A1 (de) | 2002-10-10 |
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