EP2647782B1 - Mast for an overhead line device - Google Patents
Mast for an overhead line device Download PDFInfo
- Publication number
- EP2647782B1 EP2647782B1 EP12163388.7A EP12163388A EP2647782B1 EP 2647782 B1 EP2647782 B1 EP 2647782B1 EP 12163388 A EP12163388 A EP 12163388A EP 2647782 B1 EP2647782 B1 EP 2647782B1
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- EP
- European Patent Office
- Prior art keywords
- outer tube
- inner tube
- mast
- section
- connection element
- 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.)
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Classifications
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- 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
- E04H12/12—Structures made of specified materials of concrete or other stone-like material, with or without internal or external reinforcements, e.g. with metal coverings, with permanent form elements
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- 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
- E04H12/341—Arrangements for casting in situ concrete towers or the like
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- 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
- E04H12/342—Arrangements for stacking tower sections on top of each other
Definitions
- the invention relates to a mast for an overhead line device, in particular for a power transmission line, wherein the mast is tubular, wherein the mast comprises an outer tube and an inner tube disposed within the outer tube at a distance from the outer tube, wherein the outer tube of a plurality of juxtaposed and to each other fixed outer tube sections is composed and / or wherein the inner tube has a plurality of juxtaposed and fixed to each other inner tube sections and wherein the space between the outer tube and inner tube with concrete, preferably poured with high-strength concrete.
- - Overhead lines or high-voltage overhead lines usually have a plurality of poles and running between the poles and fixed to the poles conductor cables or phase cables.
- masts of the type described above are known in various embodiments. So it is customary for a power transmission line steel lattice masts with a grid construction to use. However, many of these masts are disadvantageously relatively wide and therefore have a voluminous structure. Such broad and voluminous masts spoil the landscape. Furthermore, concrete poles are known in this context. These have the disadvantage that the transport of heavyweight masts to the installation is difficult and expensive.
- a mast of the type mentioned is out DE 198 32 921 A1 known.
- a tower construction is described, which is particularly suitable for wind turbines.
- a mast of the type mentioned is made KR 2011 0049444 A known.
- the mast described here is divided into a plurality of parts and the bottom part is filled with concrete.
- the invention is based on the technical problem of specifying a mast of the type mentioned with a narrow width or with a slim design, which can be easily transported to the place of installation and there is simple and inexpensive to install or install.
- tubular means, in particular, that the mast according to the invention is hollow inside and has an inner cavity.
- the invention is based on the finding that with the inventive principle "pipe in tube” considerable advantages can be achieved.
- the masts according to the invention it is possible to perform the masts substantially slimmer in comparison to the known from the prior art masts and indeed with the same load capacity.
- the diameter of the masts can thus be made significantly lower than in the previously known masts.
- the masts according to the invention can be assembled or mounted in a simple and inexpensive manner from the individual mast components on site or at the installation site.
- the outer tube sections and / or the inner tube sections consist of steel or substantially of steel. Then, the entire outer tube and / or the entire inner tube made of steel or substantially steel.
- the tensile stability of a mast according to the invention is ensured in particular by the steel of the outer tube or of the inner tube. In contrast, especially the arranged between outer tube and inner tube concrete ensures the pressure stability of the mast.
- the height of the mast is 20 to 50 m, preferably 25 to 35 m and preferably 27 to 33 m.
- the length or the height of the outer pipe sections and / or the length or height of the inner pipe sections is 5 to 13 m, preferably 6 to 12 m, preferably 7 to 11 m and very preferably 8 to 10 m.
- Height of the mast means in particular the height of the outer tube or the height of the inner tube.
- the height of the mast is particularly preferably 30 m or about 30 m.
- the inner diameter D a of the outer tube is 80 cm to 3.00 m, preferably 90 cm to 2.80 m and preferably 1 m to 2.50 m. It is within the scope of the invention that the outer tube sections of the outer tube have corresponding inner diameter values.
- the outer wall of the outer tube is smooth or substantially smooth.
- the outer tube is cylindrical over its length or substantially cylindrical.
- the outer pipe sections are designed in accordance with cylindrical.
- the outer tube may also have a conical shape and in particular be formed conically in sections.
- the outer tube has a circular cross section or a substantially circular cross section.
- the cross section of the outer tube may also be configured oval or elliptical. Basically, square or polygonal cross sections are within the scope of the invention. In this case, the cross section refers in particular to the horizontal or essentially horizontal cross section in the erected state of the mast.
- the outer diameter D i of the inner tube is 50 cm to 2.70 m, preferably 60 cm to 2.50 m and preferably 70 cm to 2.20 m.
- the inner pipe sections have corresponding outer diameter values.
- the geometry and / or the cross section of the inner tube or the inner tube sections to the Outer tube or is adapted to the outer pipe sections / are.
- the outer tube or the outer tube sections are of cylindrical design with a circular cross section
- the inner tube or even the inner tube sections are of cylindrical design with a circular cross section.
- the outer tube or the wall of the outer tube is arranged parallel to the inner tube or to the wall of the inner tube or is arranged substantially parallel.
- a recommended embodiment of the invention is characterized in that the distance a between the outer tube and the inner tube is 6 to 25 cm, preferably 7 to 20 cm and preferably 8 to 12 cm. Particularly preferably, this distance a has a value of 10 cm or of about 10 cm. It is within the scope of the invention that the distance a between the outer tube and inner tube over the circumference of the mast is equal or substantially equal. Conveniently, the inner tube is arranged concentrically in the outer tube. It is recommended that the distance a between the outer tube and inner tube over the length or height of the mast is constant or substantially constant.
- this proviso relates in particular to the areas of the mast in which no connecting elements, fixing elements, flanges or the like are arranged in the intermediate space between the outer tube and the inner tube.
- the thickness of the concrete layer between the outer tube and inner tube corresponds to the distance a between the outer tube and inner tube or substantially the distance a between the outer tube and inner tube. Then the parameter ranges given above for the distance a also apply to the thickness of the concrete layer.
- the wall thickness of the outer tube is preferably 6 mm to 4 cm, preferably 8 mm to 3 cm.
- the wall thickness of the inner tube is recommended to be 6 to 12 mm, preferably 8 to 10 mm.
- the outer pipe sections and / or the inner pipe sections are each connected to one another via flange connections or fixed to one another.
- the corresponding flanges are then expediently arranged in the space between the outer tube and the inner tube.
- an outer pipe section has an inner pipe-side upper connecting element and an inner pipe-side lower connecting element, and the upper connecting element of a lower outer pipe section is connected to the lower connecting element of the upper outer pipe section arranged directly above or above the lower outer pipe section via a form-locking connection by means of positive-locking elements and complementary form-locking elements - in particular torsion-inhibiting connected.
- Inner tube side means the inner tube facing the inside of the outer tube.
- Torsionshemmend means that the positive connection is designed with the proviso that torsions or torsions of the mast are inhibited or avoided in particular due to external influences.
- the term form-fitting connection does not exclude a certain amount of play between positive-locking elements and complementary form-locking elements.
- an inner tube section has an outer tube-side upper connecting element and an outer tube-side lower connecting element, and the upper connecting element of a lower inner tube section is connected to the lower connecting element of the upper inner tube section arranged directly above or above the lower inner tube section via a form-locking connection by means of positive-locking elements and complementary positive-locking elements.
- Outer tube side here means the outer tube facing the outer tube of the inner tube or the inner tube section.
- An advantageous embodiment of the invention is characterized in that the upper connecting element of an outer tube section and / or the upper connecting element of an inner tube section protrudes from the upper end face of the outer tube section or the inner tube section.
- the lower connecting element of an outer pipe section and / or the lower connecting element of an inner pipe section is offset from the lower end face of the outer pipe section or the inner pipe section or set back upwards.
- An upper connecting element expediently extends both upwards into the interior of the outer pipe section or inner pipe section arranged above it and also down into the interior of the associated outer pipe section or inner pipe section.
- the extent of the upper connecting element upwards and downwards is preferably in each case ⁇ 1.5 ⁇ D.
- the value D stands for the so-called wrench size or for the outer diameter of the outer tube.
- the total length of an upper connecting element for the outer tube or for the inner tube is preferably ⁇ 3 x D.
- - Empfohlenenote is welded to an upper connecting element of an outer tube section on the inside or on the inner tube side wall of the outer tube section and / or is a lower connecting element of an outer tube section welded to the inside or on the inner tube side wall of the outer tube section.
- the weld or that the welds are dimensioned with the proviso that they act to inhibit torsion.
- an upper connecting element of an inner pipe section on the outer side or on the outer pipe side wall of the inner pipe section is welded and / or that a lower connecting element of an inner pipe section is welded to the outside or on the outer pipe side wall of the inner pipe section.
- a preferred embodiment of the invention is characterized in that the upper connecting element and / or the lower connecting element of an outer pipe section and / or the upper connecting element and / or the lower connecting element of an inner pipe section over the circumference or over at least the largest part of the circumference of the outer pipe section or the inner tube section rotates.
- a connecting element or the connecting elements are annular and / or part-ring-shaped.
- Empfohlenehik is a connecting element or the connecting elements are tubular, in particular cylindrical or substantially cylindrical.
- the wall thickness of a connecting element is 6 mm to 4 cm, preferably 8 mm to 3 cm.
- Empfohleneschreib are the connecting elements on the inner tube-side wall of the outer tube sections or on the outer tube-side wall of the inner tube sections or on surface.
- An advantageous embodiment of the invention is characterized in that the positive connection between the connecting elements of two outer pipe sections and / or between the connecting elements of two inner pipe sections is realized by teeth and tooth gaps as positive locking elements and complementary form-fitting elements. It is recommended that each connecting element has a plurality of teeth and / or tooth spaces. Expediently, the teeth and / or tooth spaces are arranged on the upper front end of an upper connecting element of an outer pipe section or inner pipe section and / or on the lower front end of a lower connecting element of an outer pipe section or inner pipe section.
- intermediate spaces are provided between the interlocking elements and the complementary interlocking elements which are filled or essentially filled by the concrete between the outer tube and the inner tube.
- the interlocking elements and the associated complementary form-fitting elements thus expediently intermesh with play and the interstices are filled with concrete. This results in a particularly effective connection of the connecting elements and thereby especially a particularly effective torsion resistance is realized. Due to the game between positive locking elements and complementary form-locking elements and a simple and precise alignment of the components is possible.
- a particularly preferred embodiment of the invention is in the course of creating a mast according to the invention after assembly of a situatedrohrabpeakses and an associated inner tube section of the respective cavity between outer tube section and inner tube section filled with concrete or filled.
- this concrete is compacted by means of concrete vibrators, so that the inner tube is stabilized accordingly for the following assembly work.
- the invention is based on the finding that with the inventive measures in comparison to the known masts much slimmer masts or masts can be realized with a much smaller diameter at the same carrying capacity but nonetheless.
- the outer pipe sections and the inner pipe sections can be transported much easier and less expensive to the installation site or installation of the mast compared to the known transport measures in the course of the creation of masts.
- the required for the filling of the gap between the outer tube and inner tube concrete can be pumped in the not yet hardened state over certain distances through lines to the installation site or installation location of the mast.
- the creation or assembly of a mast according to the invention is characterized by simplicity and low cost.
- the individual mast components can be easily combined on site or at the place of installation. It should also be emphasized that due to the measures according to the invention compared to many known assembly measures welding work at the installation site or installation can be significantly reduced or avoided. Incidentally, the invention is characterized by relatively low cost.
- the mast 1 is tubular and has an outer tube 2 and an inner tube 3 arranged within the outer tube 2 at a distance a from the outer tube 2.
- the inner tube 3 is arranged concentrically in the outer tube 2 and the distance a is constant over the circumference of the mast 1 or constant.
- the outer tube 2 is composed of a plurality of outer tube sections 4 stacked on one another and fixed to one another.
- the inner tube 3 is composed of a plurality of juxtaposed and fixed to each other inner tube sections 5.
- the outer pipe sections 4 and the inner pipe sections 5 are preferably made of steel.
- both the outer tube 2 and the inner tube 3 are cylindrical and both have a circular cross-section. The same applies to the Outer tube sections 4 and the inner tube sections 5.
- the mast could also have a polygonal cross-section.
- the interspace 6 between outer tube 2 and inner tube 3 or between the outer tube sections 4 and the inner tube sections 5 is filled with concrete, preferably with high-strength concrete.
- the distance a between the outer tube 2 and the inner tube 3 may be 10 cm in the exemplary embodiment.
- the thickness of the concrete layer 7 in the intermediate space 6 is 10 cm or approximately 10 cm.
- the concrete or the concrete layer 7 expediently fills out as many gaps as possible in the intermediate space 6 between the outer tube 2 and the inner tube 3. As a result, a particularly effective stabilization of the mast can be achieved.
- FIGS. 3 to 5 show a preferred embodiment for connecting two outer tube sections 4 and for connecting two inner tube sections 5
- FIG. 3 the preferred connection of two outer pipe sections 4 of a mast 1 according to the invention is shown.
- a lower outer tube section 4 is shown with an inner tube-side upper connecting element 8 (the inner tube 3 is in the FIG. 3 not shown).
- an upper outer tube section 4 with an inner tube-side lower connecting element 9 is shown.
- both connecting elements 8, 9 of the outer tube sections 4 are cylindrical and run over the circumference of the outer tube 2.
- the lower connecting element 9 of the upper outer tube section 4 is designed significantly shorter than the upper connecting element 8 of the lower outer tube section 4.
- the upper connecting element 8 of the lower outer tube section 4 projects with a lower portion 10 in the lower outer tube section 4 and with an upper portion 11 in the upper outer tube section 4 inside.
- the connecting elements 8, 9 of the outer pipe sections 4 are preferably and in the exemplary embodiment each welded to the inner wall of the outer pipe 2 or to the inner wall of the outer pipe sections 4 by means of a weld seam 12.
- the welds 12 are dimensioned with the proviso that they act to inhibit torsion.
- the upper connecting element 8 of the lower outer tube section 4 is preferably torsion-connected to the lower connecting element 10 of the upper outer tube section 4 via a positive connection by means of positive-locking elements and complementary form-locking elements.
- the positive connection between the connecting elements 8, 9 is realized by teeth 13 and tooth gaps 14.
- the positive locking elements and complementary form-locking elements or the teeth 13 and the tooth gaps 14 mesh with each other with play.
- the term positive connection here does not exclude a certain or a small game.
- the existing between the teeth 13 and the tooth gaps 14 spaces 15 are filled by the concrete between the outer tube 2 and inner tube 3.
- FIG. 4 shows a preferred connection of two inner pipe sections 5 of a mast 1 according to the invention.
- a lower inner pipe section 5 has an outer pipe-side upper connecting element 16 and an upper inner pipe section 5 arranged above has an outer pipe-side lower connecting element 17.
- the arrangement of the inner pipe sections 5 in FIG. 4 as it were a mirror image of the arrangement of the outer tube sections 4 in the FIG. 3 Otherwise, the connection of the two inner pipe sections 5 is analogous to the connection of the two outer pipe sections 4 in the FIG. 3 , Further explanations are therefore superfluous and it may be to the comments on FIG. 3 to get expelled.
- the welds 12 for connecting the connecting elements 16, 17 to the inner pipe sections 5 need not necessarily be dimensioned for torsion resistance. The torsional loads takes on the outer tube 2 in the first place.
- FIG. 5 shows a combination of Figures 3 and 4 and thus both the connection of two outer pipe sections 4 via connecting elements 8, 9 and the connection of two inner pipe sections 5 via connecting elements 16, 17.
- the joints of the inner pipe sections 5 are here with respect to the height of the mast 1 offset from the connection points of the outer pipe sections 4. Otherwise, please refer to the explanatory notes to the Figures 3 and 4 to get expelled.
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- Chemical & Material Sciences (AREA)
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- Wood Science & Technology (AREA)
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Description
Die Erfindung betrifft einen Mast für eine Freileitungseinrichtung, insbesondere für eine Hochspannungsfreileitung, wobei der Mast rohrförmig ausgebildet ist, wobei der Mast ein Außenrohr und ein innerhalb des Außenrohres mit Abstand a zum Außenrohr angeordnetes Innenrohr aufweist, wobei das Außenrohr aus einer Mehrzahl von aufeinandergesetzten und aneinander fixierten Außenrohrabschnitten zusammengesetzt ist und/oder wobei das Innenrohr eine Mehrzahl von aufeinandergesetzten und aneinander fixierten Innenrohrabschnitten aufweist und wobei der Zwischenraum zwischen Außenrohr und Innenrohr mit Beton, vorzugsweise mit hochfestem Beton ausgegossen ist. - Freileitungseinrichtungen bzw. Hochspannungsfreileitungen weisen in der Regel eine Mehrzahl von Masten und zwischen den Masten verlaufenden und an den Masten fixierten Leiterseilen bzw. Phasenseilen auf.The invention relates to a mast for an overhead line device, in particular for a power transmission line, wherein the mast is tubular, wherein the mast comprises an outer tube and an inner tube disposed within the outer tube at a distance from the outer tube, wherein the outer tube of a plurality of juxtaposed and to each other fixed outer tube sections is composed and / or wherein the inner tube has a plurality of juxtaposed and fixed to each other inner tube sections and wherein the space between the outer tube and inner tube with concrete, preferably poured with high-strength concrete. - Overhead lines or high-voltage overhead lines usually have a plurality of poles and running between the poles and fixed to the poles conductor cables or phase cables.
Aus der Praxis sind Masten der vorstehend beschriebenen Art in verschiedenen Ausführungsformen bekannt. So ist es üblich für eine Hochspannungsfreileitung Stahlgittermasten mit einer Gitterkonstruktion einzusetzen. Viele dieser Masten sind aber in nachteilhafter Weise relativ breit ausgeführt und weisen somit einen voluminösen Aufbau auf. Derart breite und voluminöse Masten verunstalten das Landschaftsbild. Weiterhin sind in diesem Zusammenhang auch Betonmasten bekannt. Diese haben den Nachteil, dass der Transport der schwergewichtigen Masten zum Aufstellort schwierig und aufwendig ist.From practice, masts of the type described above are known in various embodiments. So it is customary for a power transmission line steel lattice masts with a grid construction to use. However, many of these masts are disadvantageously relatively wide and therefore have a voluminous structure. Such broad and voluminous masts spoil the landscape. Furthermore, concrete poles are known in this context. These have the disadvantage that the transport of heavyweight masts to the installation is difficult and expensive.
Ein Mast der eingangs genannten Art ist aus
Der Erfindung liegt das technische Problem zugrunde, einen Mast der eingangs genannten Art mit geringer Breite bzw. mit schlanker Bauweise anzugeben, der einfach zum Aufstellort transportiert werden kann und dort einfach und wenig aufwendig montierbar bzw. aufstellbar ist.The invention is based on the technical problem of specifying a mast of the type mentioned with a narrow width or with a slim design, which can be easily transported to the place of installation and there is simple and inexpensive to install or install.
Zur Lösung des technischen Problems lehrt die Erfindung einen Mast der eingangs genannten Art, der dadurch gekennzeichnet ist,
- dass ein Außenrohrabschnitt zumindest ein innenrohrseitiges oberes Verbindungselement und zumindest ein innenrohrseitiges unteres Verbindungselement aufweist und dass das obere Verbindungselement eines unteren Außenrohrabschnittes mit dem unteren Verbindungselement des unmittelbar darüber angeordneten oberen Außenrohrabschnittes über eine Formschlussverbindung mittels Formschlusselementen und Komplementärformschlusselementen - insbesondere torsionshemmend - verbunden ist
- und/oder
- dass ein Innenrohrabschnitt zumindest ein außenrohrseitiges oberes Verbindungselement und zumindest ein außenrohrseitiges unteres Verbindungselement aufweist und dass das obere Verbindungselement eines unteren Innenrohrabschnittes mit dem unteren Verbindungselement des unmittelbar darüber angeordneten oberen Innenrohrabschnittes über eine Formschlussverbindung mittels Formschlusselementen und Komplementärformschlusselementen verbunden ist
- in that an outer pipe section has at least one inner pipe-side upper connecting element and at least one inner pipe-side lower connecting element, and that the upper connecting element of a lower outer pipe section is connected to the lower connecting element of the directly above upper outer pipe section via a form-locking connection by means of positive-locking elements and complementary form-locking elements - in particular torsion-inhibiting
- and or
- an inner pipe section has at least one outer pipe-side upper connecting element and at least one outer pipe-side lower connecting element, and that the upper connecting element of a lower inner pipe section is connected to the lower connecting element of the upper inner pipe section arranged directly above via a form-locking connection by means of positive-locking elements and complementary form-locking elements
Rohrförmig meint im Rahmen der Erfindung insbesondere, dass der erfindungsgemäße Mast innen hohl ausgebildet ist bzw. über einen inneren Hohlraum verfügt. - Der Erfindung liegt die Erkenntnis zugrunde, dass mit dem erfindungsgemäßen Grundprinzip "Rohr in Rohr" beachtliche Vorteile erreicht werden. Mit der erfindungsgemäßen Merkmalskombination ist es möglich die Masten im Vergleich zu den aus dem Stand der Technik bekannten Masten wesentlich schlanker auszuführen und zwar bei gleicher Tragfähigkeit. Der Durchmesser der Masten kann also deutlich geringer ausgeführt werden als bei den bislang bekannten Masten. Weiterhin können die erfindungsgemäßen Masten auf einfache und wenig aufwendige Weise aus den einzelnen Mastkomponenten vor Ort bzw. am Aufstellort zusammengesetzt bzw. montiert werden.In the context of the invention, tubular means, in particular, that the mast according to the invention is hollow inside and has an inner cavity. - The invention is based on the finding that with the inventive principle "pipe in tube" considerable advantages can be achieved. With the combination of features according to the invention, it is possible to perform the masts substantially slimmer in comparison to the known from the prior art masts and indeed with the same load capacity. The diameter of the masts can thus be made significantly lower than in the previously known masts. Furthermore, the masts according to the invention can be assembled or mounted in a simple and inexpensive manner from the individual mast components on site or at the installation site.
Es liegt im Rahmen der Erfindung, dass die Außenrohrabschnitte und/oder die Innenrohrabschnitte aus Stahl bzw. im Wesentlichen aus Stahl bestehen. Dann besteht das gesamte Außenrohr und/oder das gesamte Innenrohr aus Stahl bzw. im Wesentlichen aus Stahl. Die Zugstabilität eines erfindungsgemäßen Mastes wird insbesondere durch den Stahl des Außenrohres bzw. des Innenrohres sichergestellt. Dagegen stellt vor allem der zwischen Außenrohr und Innenrohr angeordnete Beton die Druckstabilität des Mastens sicher.It is within the scope of the invention that the outer tube sections and / or the inner tube sections consist of steel or substantially of steel. Then, the entire outer tube and / or the entire inner tube made of steel or substantially steel. The tensile stability of a mast according to the invention is ensured in particular by the steel of the outer tube or of the inner tube. In contrast, especially the arranged between outer tube and inner tube concrete ensures the pressure stability of the mast.
Es liegt im Übrigen im Rahmen der Erfindung, dass die Höhe des Mastes 20 bis 50 m, vorzugsweise 25 bis 35 m und bevorzugt 27 bis 33 m beträgt.It is also within the scope of the invention that the height of the mast is 20 to 50 m, preferably 25 to 35 m and preferably 27 to 33 m.
Empfohlenermaßen beträgt die Länge bzw. die Höhe der Außenrohrabschnitte und/oder die Länge bzw. Höhe der Innenrohrabschnitte 5 bis 13 m, vorzugsweise 6 bis 12 m, bevorzugt 7 bis 11 m und sehr bevorzugt 8 bis 10 m. Höhe des Mastes meint hier insbesondere die Höhe des Außenrohres bzw. die Höhe des Innenrohres. Die Höhe des Mastes beträgt besonders bevorzugt 30 m bzw. etwa 30 m.It is recommended that the length or the height of the outer pipe sections and / or the length or height of the inner pipe sections is 5 to 13 m, preferably 6 to 12 m, preferably 7 to 11 m and very preferably 8 to 10 m. Height of the mast means in particular the height of the outer tube or the height of the inner tube. The height of the mast is particularly preferably 30 m or about 30 m.
Es empfiehlt sich, dass der Innendurchmesser Da des Außenrohres 80 cm bis 3,00 m, vorzugsweise 90 cm bis 2,80 m und bevorzugt 1 m bis 2,50 m beträgt. Es liegt im Rahmen der Erfindung, dass die Außenrohrabschnitte des Außenrohres entsprechende Innendurchmesserwerte aufweisen. Zweckmäßigerweise ist die Außenwand des Außenrohres glatt bzw. im Wesentlichen glatt ausgeführt. Gemäß empfohlener Ausführungsform der Erfindung ist das Außenrohr über seine Länge zylinderförmig bzw. im Wesentlichen zylinderförmig ausgebildet. Dann sind auch die Außenrohrabschnitte entsprechend zylinderförmig ausgeführt. Das Außenrohr kann aber auch eine konische Form aufweisen und insbesondere Abschnittsweise konisch ausgebildet sein. Es empfiehlt sich, dass das Außenrohr einen kreisförmigen Querschnitt bzw. einen im Wesentlichen kreisförmigen Querschnitt aufweist. Der Querschnitt des Außenrohres kann aber auch oval bzw. ellipsenförmig ausgestaltet sein. Grundsätzlich liegen auch eckige bzw. mehreckige Querschnitte im Rahmen der Erfindung. Querschnitt meint hier insbesondere den horizontalen bzw. im Wesentlichen horizontalen Querschnitt im aufgestellten Zustand des Mastes.It is recommended that the inner diameter D a of the outer tube is 80 cm to 3.00 m, preferably 90 cm to 2.80 m and preferably 1 m to 2.50 m. It is within the scope of the invention that the outer tube sections of the outer tube have corresponding inner diameter values. Conveniently, the outer wall of the outer tube is smooth or substantially smooth. According to the recommended embodiment of the invention, the outer tube is cylindrical over its length or substantially cylindrical. Then, the outer pipe sections are designed in accordance with cylindrical. However, the outer tube may also have a conical shape and in particular be formed conically in sections. It is recommended that the outer tube has a circular cross section or a substantially circular cross section. The cross section of the outer tube may also be configured oval or elliptical. Basically, square or polygonal cross sections are within the scope of the invention. In this case, the cross section refers in particular to the horizontal or essentially horizontal cross section in the erected state of the mast.
Empfohlenermaßen beträgt der Außendurchmesser Di des Innenrohres 50 cm bis 2,70 m, vorzugsweise 60 cm bis 2,50 m und bevorzugt 70 cm bis 2,20 m. Dann weisen auch die Innenrohrabschnitte entsprechende Außendurchmesserwerte auf. Es liegt im Rahmen der Erfindung, dass die Geometrie und/oder der Querschnitt des Innenrohres bzw. der Innenrohrabschnitte an das Außenrohr bzw. an die Außenrohrabschnitte angepasst ist/sind. Wenn also beispielsweise das Außenrohr bzw. die Außenrohrabschnitte zylinderförmig mit kreisförmigem Querschnitt ausgebildet sind, ist auch das Innenrohr bzw. sind auch die Innenrohrabschnitte zylinderförmig mit kreisförmigem Querschnitt ausgeführt. Es liegt weiterhin im Rahmen der Erfindung, dass das Außenrohr bzw. die Wand des Außenrohres parallel zum Innenrohr bzw. zur Wand des Innenrohres angeordnet ist bzw. im Wesentlichen parallel angeordnet ist.Empfohlenermaßen the outer diameter D i of the inner tube is 50 cm to 2.70 m, preferably 60 cm to 2.50 m and preferably 70 cm to 2.20 m. Then, the inner pipe sections have corresponding outer diameter values. It is within the scope of the invention that the geometry and / or the cross section of the inner tube or the inner tube sections to the Outer tube or is adapted to the outer pipe sections / are. Thus, if, for example, the outer tube or the outer tube sections are of cylindrical design with a circular cross section, the inner tube or even the inner tube sections are of cylindrical design with a circular cross section. It is also within the scope of the invention that the outer tube or the wall of the outer tube is arranged parallel to the inner tube or to the wall of the inner tube or is arranged substantially parallel.
Eine empfohlene Ausführungsform der Erfindung ist dadurch gekennzeichnet, dass der Abstand a zwischen Außenrohr und Innenrohr 6 bis 25 cm, vorzugsweise 7 bis 20 cm und bevorzugt 8 bis 12 cm beträgt. Besonders bevorzugt hat dieser Abstand a einen Wert von 10 cm bzw. von etwa 10 cm. Es liegt im Rahmen der Erfindung, dass der Abstand a zwischen Außenrohr und Innenrohr über den Umfang des Mastes gleich bzw. im Wesentlichen gleich ist. Zweckmäßigerweise ist das Innenrohr konzentrisch in dem Außenrohr angeordnet. Es empfiehlt sich, dass der Abstand a zwischen Außenrohr und Innenrohr über die Länge bzw. Höhe des Mastes konstant bzw. im Wesentlichen konstant ist. Dabei bezieht sich diese Maßgabe insbesondere auf die Bereiche des Mastes in denen im Zwischenraum zwischen Außenrohr und Innenrohr keine Verbindungselemente, Fixierungselemente, Flansche oder dergleichen angeordnet sind. - Empfohlenermaßen entspricht die Dicke der Betonschicht zwischen Außenrohr und Innenrohr dem Abstand a zwischen Außenrohr und Innenrohr bzw. im Wesentlichen dem Abstand a zwischen Außenrohr und Innenrohr. Dann gelten die vorstehend für den Abstand a angegebenen Parameterbereiche auch für die Dicke der Betonschicht. Die Wanddicke des Außenrohres beträgt vorzugsweise 6 mm bis 4 cm, bevorzugt 8 mm bis 3 cm. Die Wanddicke des Innenrohres beträgt empfohlenermaßen 6 bis 12 mm, bevorzugt 8 bis 10 mm.A recommended embodiment of the invention is characterized in that the distance a between the outer tube and the inner tube is 6 to 25 cm, preferably 7 to 20 cm and preferably 8 to 12 cm. Particularly preferably, this distance a has a value of 10 cm or of about 10 cm. It is within the scope of the invention that the distance a between the outer tube and inner tube over the circumference of the mast is equal or substantially equal. Conveniently, the inner tube is arranged concentrically in the outer tube. It is recommended that the distance a between the outer tube and inner tube over the length or height of the mast is constant or substantially constant. In this case, this proviso relates in particular to the areas of the mast in which no connecting elements, fixing elements, flanges or the like are arranged in the intermediate space between the outer tube and the inner tube. - Empfohlenermaßen the thickness of the concrete layer between the outer tube and inner tube corresponds to the distance a between the outer tube and inner tube or substantially the distance a between the outer tube and inner tube. Then the parameter ranges given above for the distance a also apply to the thickness of the concrete layer. The wall thickness of the outer tube is preferably 6 mm to 4 cm, preferably 8 mm to 3 cm. The wall thickness of the inner tube is recommended to be 6 to 12 mm, preferably 8 to 10 mm.
Nach einer Ausführungsform der Erfindung sind die Außenrohrabschnitte und/oder die Innenrohrabschnitte jeweils über Flanschverbindungen miteinander verbunden bzw. aneinander fixiert. Die entsprechenden Flansche sind dann zweckmäßigerweise im Zwischenraum zwischen Außenrohr und Innenrohr angeordnet.According to one embodiment of the invention, the outer pipe sections and / or the inner pipe sections are each connected to one another via flange connections or fixed to one another. The corresponding flanges are then expediently arranged in the space between the outer tube and the inner tube.
Erfindungsgemäß weist ein Außenrohrabschnitt ein innenrohrseitiges oberes Verbindungselement und ein innenrohrseitiges unteres Verbindungselement auf, und das obere Verbindungselement eines unteren Außenrohrabschnittes ist mit dem unteren Verbindungselement des unmittelbar darüber bzw. über dem unteren Außenrohrabschnitt angeordneten oberen Außenrohrabschnittes über eine Formschlussverbindung mittels Formschlusselementen und Komplementärformschlusselementen - insbesondere torsionshemmend - verbunden.
Innenrohrseitig meint dabei die dem Innenrohr zugewandte Innenseite des Außenrohres. Torsionshemmend meint dabei, dass die Formschlussverbindung mit der Maßgabe ausgestaltet ist, dass Torsionen bzw. Verdrehungen des Mastes insbesondere aufgrund von äußeren Einflüssen gehemmt bzw. vermieden werden. Der Begriff Formschlussverbindung schließt dabei ein gewisses Spiel zwischen Formschlusselementen und Komplementärformschlusselementen nicht aus.According to the invention, an outer pipe section has an inner pipe-side upper connecting element and an inner pipe-side lower connecting element, and the upper connecting element of a lower outer pipe section is connected to the lower connecting element of the upper outer pipe section arranged directly above or above the lower outer pipe section via a form-locking connection by means of positive-locking elements and complementary form-locking elements - in particular torsion-inhibiting connected.
Inner tube side means the inner tube facing the inside of the outer tube. Torsionshemmend means that the positive connection is designed with the proviso that torsions or torsions of the mast are inhibited or avoided in particular due to external influences. The term form-fitting connection does not exclude a certain amount of play between positive-locking elements and complementary form-locking elements.
Alternativ dazu oder ergänzend weist ein Innenrohrabschnitt ein außenrohrseitiges oberes Verbindungselement und ein außenrohrseitiges unteres Verbindungselement auf und das obere Verbindungselement eines unteren Innenrohrabschnittes ist mit dem unteren Verbindungselement des unmittelbar darüber bzw. über dem unteren Innenrohrabschnitt angeordneten oberen Innenrohrabschnittes über eine Formschlussverbindung mittels Formschlusselementen und Komplementärformschlusselementen verbunden. Außenrohrseitig meint hier die dem Außenrohr zugewandte Außenseite des Innenrohres bzw. des Innenrohrabschnittes.Alternatively or additionally, an inner tube section has an outer tube-side upper connecting element and an outer tube-side lower connecting element, and the upper connecting element of a lower inner tube section is connected to the lower connecting element of the upper inner tube section arranged directly above or above the lower inner tube section via a form-locking connection by means of positive-locking elements and complementary positive-locking elements. Outer tube side here means the outer tube facing the outer tube of the inner tube or the inner tube section.
Eine vorteilhafte Ausführungsform der Erfindung ist dadurch gekennzeichnet, dass das obere Verbindungselement eines Außenrohrabschnittes und/oder das obere Verbindungselement eines Innenrohrabschnittes aus dem oberen Stirnende des Außenrohrabschnittes bzw. des Innenrohrabschnittes herausragt. Vorzugsweise ist das untere Verbindungselement eines Außenrohrabschnittes und/oder das untere Verbindungselement eines Innenrohrabschnittes gegenüber dem unteren Stirnende des Außenrohrabschnittes bzw. des Innenrohrabschnittes versetzt bzw. nach oben zurückgesetzt. Zweckmäßigerweise erstreckt sich ein oberes Verbindungselement sowohl nach oben in das Innere des darüber angeordneten Außenrohrabschnittes bzw. Innenrohrabschnittes hinein und auch nach unten in das Innere des zugeordneten Außenrohrabschnittes bzw. Innenrohrabschnittes hinein. Die Erstreckung des oberen Verbindungselementes nach oben und nach unten beträgt dabei bevorzugt jeweils ≥ 1,5 x D. Der Wert D steht dabei für die sogenannte Schlüsselweite bzw. für den Außendurchmesser des Außenrohres. Somit beträgt die Gesamtlänge eines oberen Verbindungselementes für das Außenrohr bzw. für das Innenrohr vorzugsweise ≥ 3 x D. - Empfohlenermaßen ist ein oberes Verbindungselement eines Außenrohrabschnittes an der Innenseite bzw. an der innenrohrseitigen Wand des Außenrohrabschnittes angeschweißt und/oder ist ein unteres Verbindungselement eines Außenrohrabschnittes an der Innenseite bzw. an der innenrohrseitigen Wand des Außenrohrabschnittes angeschweißt. Es liegt dabei im Rahmen der Erfindung, dass die Schweißnaht bzw. dass die Schweißnähte mit der Maßgabe dimensioniert sind, dass sie torsionshemmend wirken. Es empfiehlt sich weiterhin, dass ein oberes Verbindungselement eines Innenrohrabschnittes an der Außenseite bzw. an der außenrohrseitigen Wand des Innenrohrabschnittes angeschweißt ist und/oder dass ein unteres Verbindungselement eines Innenrohrabschnittes an der Außenseite bzw. an der außenrohrseitigen Wand des Innenrohrabschnittes angeschweißt ist.An advantageous embodiment of the invention is characterized in that the upper connecting element of an outer tube section and / or the upper connecting element of an inner tube section protrudes from the upper end face of the outer tube section or the inner tube section. Preferably, the lower connecting element of an outer pipe section and / or the lower connecting element of an inner pipe section is offset from the lower end face of the outer pipe section or the inner pipe section or set back upwards. An upper connecting element expediently extends both upwards into the interior of the outer pipe section or inner pipe section arranged above it and also down into the interior of the associated outer pipe section or inner pipe section. The extent of the upper connecting element upwards and downwards is preferably in each case ≥ 1.5 × D. The value D stands for the so-called wrench size or for the outer diameter of the outer tube. Thus, the total length of an upper connecting element for the outer tube or for the inner tube is preferably ≥ 3 x D. - Empfohlenermaßen is welded to an upper connecting element of an outer tube section on the inside or on the inner tube side wall of the outer tube section and / or is a lower connecting element of an outer tube section welded to the inside or on the inner tube side wall of the outer tube section. It is within the scope of the invention that the weld or that the welds are dimensioned with the proviso that they act to inhibit torsion. It is further recommended that an upper connecting element of an inner pipe section on the outer side or on the outer pipe side wall of the inner pipe section is welded and / or that a lower connecting element of an inner pipe section is welded to the outside or on the outer pipe side wall of the inner pipe section.
Eine bevorzugte Ausführungsform der Erfindung ist dadurch gekennzeichnet, dass das obere Verbindungselement und/oder das untere Verbindungselement eines Außenrohrabschnittes und/oder das obere Verbindungselement und/oder das untere Verbindungselement eines Innenrohrabschnittes über den Umfang oder über zumindest den größten Teil des Umfanges des Außenrohrabschnittes bzw. des Innenrohrabschnittes umläuft. Zweckmäßigerweise ist ein Verbindungselement bzw. sind die Verbindungselemente ringförmig und/oder teilringförmig ausgebildet. Empfohlenermaßen ist ein Verbindungselement bzw. sind die Verbindungselemente rohrförmig, insbesondere zylinderförmig bzw. im Wesentlichen zylinderförmig ausgeführt. Vorzugsweise beträgt die Wanddicke eines Verbindungselementes 6 mm bis 4 cm, bevorzugt 8 mm bis 3 cm. Empfohlenermaßen liegen die Verbindungselemente an der innenrohrseitigen Wand der Außenrohrabschnitte bzw. an der außenrohrseitigen Wand der Innenrohrabschnitte auf bzw. flächig auf.A preferred embodiment of the invention is characterized in that the upper connecting element and / or the lower connecting element of an outer pipe section and / or the upper connecting element and / or the lower connecting element of an inner pipe section over the circumference or over at least the largest part of the circumference of the outer pipe section or the inner tube section rotates. Conveniently, a connecting element or the connecting elements are annular and / or part-ring-shaped. Empfohlenermaßen is a connecting element or the connecting elements are tubular, in particular cylindrical or substantially cylindrical. Preferably, the wall thickness of a connecting element is 6 mm to 4 cm, preferably 8 mm to 3 cm. Empfohlenermaßen are the connecting elements on the inner tube-side wall of the outer tube sections or on the outer tube-side wall of the inner tube sections or on surface.
Es liegt im Rahmen der Erfindung, dass im aufgestellten bzw. montierten Zustand des Mastes und zwar insbesondere nach Verwirklichung des Formschlusses zwischen den Verbindungselementen von zwei Außenrohrabschnitten bzw. von zwei Innenrohrabschnitten die Stirnenden dieser Außenrohrabschnitte bzw. die Stirnenden dieser Innenrohrabschnitte unmittelbar gegenüberliegen. Ein Verschweißen dieser Stirnenden ist dabei nicht erforderlich.It is within the scope of the invention that in the erected or mounted state of the mast and in particular after realization of the positive connection between the connecting elements of two outer pipe sections or two inner pipe sections, the front ends of these outer pipe sections or the front ends of these inner pipe sections directly opposite each other. Welding these ends is not required.
Eine vorteilhafte Ausführungsform der Erfindung ist dadurch gekennzeichnet, dass die Formschlussverbindung zwischen den Verbindungselementen von zwei Außenrohrabschnitten und/oder zwischen den Verbindungselementen von zwei Innenrohrabschnitten durch Zähne und Zahnlücken als Formschlusselemente und Komplementärformschlusselemente realisiert ist. Es empfiehlt sich dabei, dass jedes Verbindungselement eine Mehrzahl von Zähnen und/oder Zahnlücken aufweist. Zweckmäßigerweise sind die Zähne und/oder Zahnlücken an dem oberen Stirnende eines oberen Verbindungselementes eines Außenrohrabschnittes bzw. Innenrohrabschnittes und/oder am unteren Stirnende eines unteren Verbindungselementes eines Außenrohrabschnittes bzw. Innenrohrabschnittes angeordnet.An advantageous embodiment of the invention is characterized in that the positive connection between the connecting elements of two outer pipe sections and / or between the connecting elements of two inner pipe sections is realized by teeth and tooth gaps as positive locking elements and complementary form-fitting elements. It is recommended that each connecting element has a plurality of teeth and / or tooth spaces. Expediently, the teeth and / or tooth spaces are arranged on the upper front end of an upper connecting element of an outer pipe section or inner pipe section and / or on the lower front end of a lower connecting element of an outer pipe section or inner pipe section.
Erfindungsgemäß sind zwischen den Formschlusselementen und den Komplementärformschlusselementen Zwischenräume vorgesehen, die von dem Beton zwischen Außenrohr und Innenrohr ausgefüllt bzw. im Wesentlichen ausgefüllt sind. Die Formschlusselemente und die zugeordneten Komplementärformschlusselemente greifen somit zweckmäßigerweise mit Spiel ineinander ein und die Zwischenräume werden mit Beton verfüllt. Dadurch ergibt sich eine besonders effektive Verbindung der Verbindungselemente und dadurch wird vor allem eine besonders wirksame Torsionshemmung verwirklicht. Aufgrund des Spiels zwischen Formschlusselementen und Komplementärformschlusselementen ist auch eine einfache und präzise Ausrichtung der Komponenten möglich.According to the invention, intermediate spaces are provided between the interlocking elements and the complementary interlocking elements which are filled or essentially filled by the concrete between the outer tube and the inner tube. The interlocking elements and the associated complementary form-fitting elements thus expediently intermesh with play and the interstices are filled with concrete. This results in a particularly effective connection of the connecting elements and thereby especially a particularly effective torsion resistance is realized. Due to the game between positive locking elements and complementary form-locking elements and a simple and precise alignment of the components is possible.
Die vorstehend erläuterten Maßnahmen mit den Verbindungselementen sowie mit Formschlusselementen bzw. Komplementärformschlusselementen zeichnen sich durch den Vorteil aus, dass zur Verbindung vor Ort keine Schweißarbeiten und/oder keine Schraubarbeiten erforderlich sind.The above-described measures with the connecting elements and with form-fitting elements or complementary form-locking elements are characterized by the advantage that no welding work and / or screwing work is required for the connection on site.
Nach besonders bevorzugter Ausführungsform der Erfindung wird im Zuge der Erstellung eines erfindungsgemäßen Mastes nach der Montage eines Außenrohrabschnittes und eines zugeordneten Innenrohrabschnittes der jeweilige Hohlraum zwischen Außenrohrabschnitt und Innenrohrabschnitt mit Beton ausgegossen bzw. verfüllt. Zweckmäßigerweise wird dieser Beton mit Hilfe von Betonrüttlern verdichtet, so dass für die folgenden Montagearbeiten das Innenrohr entsprechend stabilisiert wird.According to a particularly preferred embodiment of the invention is in the course of creating a mast according to the invention after assembly of a Außenrohrabschnittes and an associated inner tube section of the respective cavity between outer tube section and inner tube section filled with concrete or filled. Conveniently, this concrete is compacted by means of concrete vibrators, so that the inner tube is stabilized accordingly for the following assembly work.
Der Erfindung liegt die Erkenntnis zugrunde, dass mit den erfindungsgemäßen Maßnahmen im Vergleich zu den bekannten Masten wesentlich schlankere Masten bzw. Masten mit deutlich geringerem Durchmesser bei nichtsdestoweniger gleicher Tragfähigkeit realisiert werden können. Die Außenrohrabschnitte und die Innenrohrabschnitte können im Vergleich zu den bekannten Transportmaßnahmen im Zuge der Erstellung von Masten deutlich einfacher und wenig aufwendiger zum Montageort bzw. Aufstellort des Mastes transportiert werden. Der für die Ausfüllung des Zwischenraumes zwischen Außenrohr und Innenrohr erforderliche Beton kann im noch nicht erhärteten Zustand auch über gewisse Strecken durch Leitungen zum Montageort bzw. Aufstellort des Mastes gepumpt werden. Die Erstellung bzw. Montage eines erfindungsgemäßen Mastes zeichnet sich durch Einfachheit und geringen Aufwand aus. Die einzelnen Mastkomponenten können problemlos vor Ort bzw. am Aufstellort kombiniert werden. Hervorzuheben ist weiterhin, dass aufgrund der erfindungsgemäßen Maßnahmen im Vergleich zu vielen bekannten Montagemaßnahmen Schweißarbeiten am Montageort bzw. Aufstellort deutlich reduziert bzw. vermieden werden können. Die Erfindung zeichnet sich im Übrigen durch verhältnismäßig geringen Kostenaufwand aus.The invention is based on the finding that with the inventive measures in comparison to the known masts much slimmer masts or masts can be realized with a much smaller diameter at the same carrying capacity but nonetheless. The outer pipe sections and the inner pipe sections can be transported much easier and less expensive to the installation site or installation of the mast compared to the known transport measures in the course of the creation of masts. The required for the filling of the gap between the outer tube and inner tube concrete can be pumped in the not yet hardened state over certain distances through lines to the installation site or installation location of the mast. The creation or assembly of a mast according to the invention is characterized by simplicity and low cost. The individual mast components can be easily combined on site or at the place of installation. It should also be emphasized that due to the measures according to the invention compared to many known assembly measures welding work at the installation site or installation can be significantly reduced or avoided. Incidentally, the invention is characterized by relatively low cost.
Nachfolgend wird die Erfindung anhand einer lediglich ein Ausführungsbeispiel darstellenden Zeichnung näher erläutert. Es zeigen in schematischer Darstellung:
Figur 1- eine Seitenansicht eines erfindungsgemäßen Mastes,
Figur 2- einen Schnitt A-A durch den
Gegenstand nach Figur 1 , Figur 3- einen Teil eines Außenrohres des erfindungsgemäßen Mastes im Schnitt,
Figur 4- einen Teil eines Innenrohres des erfindungsgemäßen Mastes im Schnitt und
Figur 5- einen Teil des erfindungsgemäßen Mastes mit Außenrohr und Innenrohr im Schnitt.
- FIG. 1
- a side view of a mast according to the invention,
- FIG. 2
- a section AA through the object after
FIG. 1 . - FIG. 3
- a section of an outer tube of the mast according to the invention in section,
- FIG. 4
- a portion of an inner tube of the mast according to the invention in section and
- FIG. 5
- a section of the mast according to the invention with outer tube and inner tube in section.
Die Figuren betreffen einen Mast 1 für eine nicht näher dargestellte Freileitungseinrichtung, insbesondere für eine Hochspannungsfreileitung. Erfindungsgemäß ist der Mast 1 rohrförmig ausgebildet und weist ein Außenrohr 2 sowie ein innerhalb des Außenrohres 2 mit Abstand a zum Außenrohr 2 angeordnetes Innenrohr 3 auf. Vorzugsweise und im Ausführungsbeispiel ist das Innenrohr 3 konzentrisch in dem Außenrohr 2 angeordnet und der Abstand a ist über dem Umfang des Mastes 1 konstant bzw. gleichbleibend. Erfindungsgemäß ist das Außenrohr 2 aus einer Mehrzahl von aufeinandergesetzten und aneinander fixierten Außenrohrabschnitten 4 zusammengesetzt. Fernerhin ist auch das Innenrohr 3 aus einer Mehrzahl von aufeinandergesetzten und aneinander fixierten Innenrohrabschnitten 5 zusammengesetzt. Die Außenrohrabschnitte 4 und die Innenrohrabschnitte 5 bestehen vorzugsweise aus Stahl. Im Ausführungsbeispiel nach den Figuren ist sowohl das Außenrohr 2 als auch das Innenrohr 3 zylinderförmig ausgestaltet und beide weisen einen kreisförmigen Querschnitt auf. Entsprechendes gilt für die Außenrohrabschnitte 4 und die Innenrohrabschnitte 5. Grundsätzlich könnte der Mast aber auch einen mehreckigen Querschnitt aufweisen.The figures relate to a
Erfindungsgemäß wird der Zwischenraum 6 zwischen Außenrohr 2 und Innenrohr 3 bzw. zwischen den Außenrohrabschnitten 4 und den Innenrohrabschnitten 5 mit Beton, vorzugsweise mit hochfestem Beton ausgegossen. Der Abstand a zwischen Außenrohr 2 und Innenrohr 3 mag im Ausführungsbeispiel 10 cm betragen. Dann liegt es im Rahmen der Erfindung, dass auch die Dicke der Betonschicht 7 im Zwischenraum 6 10 cm bzw. in etwa 10 cm beträgt. Der Beton bzw. die Betonschicht 7 füllt zweckmäßigerweise möglichst alle Lücken im Zwischenraum 6 zwischen Außenrohr 2 und Innenrohr 3 aus. Dadurch lässt sich eine besonders effektive Stabilisierung des Mastes erreichen.According to the interspace 6 between
Die
Claims (12)
- A mast for an overhead line device, in particular for a high-voltage overhead line, wherein the mast (1) is constituted tubular, wherein the mast (1) comprises an outer tube (2) and an inner tube (3) disposed inside the outer tube (2) with a spacing a from the outer tube (2),
wherein the outer tube (2) comprises a plurality of outer tube sections (4) placed upon one another and fixed to one another and/or wherein the inner tube (3) comprises a plurality of inner tube sections (5) placed upon one another and fixed to one another,
wherein the intermediate space (6) between the outer tube (2) and the inner tube (3) is filled with concrete, preferably with high-strength concrete, characterised in thatan outer tube section (4) comprises at least one upper connection element (8) on the inner-tube side and at least one lower connection element (9) on the inner-tube side and that the upper connection element (8) of a lower outer tube section (4) is connected to the lower connection element (9) of the upper outer tube section (4) disposed directly above it by a form-fit connection by means of form-fit elements and complementary form-fit elements - in particular torsion-impeding elements -and/orthat an inner tube section (5) comprises at least one upper connection element (16) on the outer-tube side and at least one lower connection element (17) on the outer-tube side and that the upper connection element (16) of a lower inner tube section (5) is connected to the lower connection element (17) of the upper inner tube section (5) disposed directly above it by a form-fit connection by means of form-fit elements and complementary form-fit elementsand that intermediate spaces (15) are provided between the form-fit elements and the complementary form-fit elements, said intermediate spaces being filled or essentially filled by the concrete between the outer tube (2) and the inner tube (3). - The mast according to claim 1, characterised in that the outer tube sections (4) and/or the inner tube sections (5) are made of steel or essentially of steel.
- The mast according to any one of claims 1 or 2, characterised in that the height of the mast (1) amounts to 20 to 50 m, preferably 25 to 35 m and in preference 27 to 33 m.
- The mast according to any one of claims 1 to 3, characterised in that the inner diameter Da of the outer tube (2) amounts to 80 cm to 3.00 m, preferably 90 cm to 2.80 m and in preference 1 m to 2.50 m.
- The mast according to any one of claims 1 to 4, characterised in that the outer diameter Di of the inner tube (3) amounts to 50 cm to 2.70 m, preferably 60 cm to 2.50 m and in preference 70 cm to 2.20 m.
- The mast according to any one of claims 1 to 5, characterised in that the spacing a between the outer tube (2) and the inner tube (3) amounts to 6 to 25 cm, preferably 7 to 20 cm and in preference 8 to 12 cm.
- The mast according to 6, characterised in that the spacing a between the outer tube (2) and the inner tube (3) is the same or essentially the same around the circumference of the mast (1).
- The mast according to any one of claims 1 to 7, characterised in that the thickness of the concrete layer (7) corresponds or essentially corresponds to the spacing a between the outer tube (2) and the inner tube (3).
- The mast according to any one of claims 1 to 8, characterised in that the outer tube sections (4) and/or the inner tube sections (5) are each connected to one another or fixed to one another by means of flange connections.
- The mast according to any one of claims 1 to 9, characterised in that the upper connection element (8) of an outer tube section (4) and/or the upper connection element (16) of an inner tube section (5) projects out of the upper end face of the outer tube section (4) and respectively the inner tube section (5) and/or wherein the lower connection element (9) of an outer tube section (4) and/or the lower connection element (17) of an inner tube section (5) is displaced or set back upwards with respect to the lower end face of the outer tube section (4) and respectively the inner tube section (5).
- The mast according to any one of claims 1 to 10, characterised in that the upper connection element (8) and/or the lower connection element (9) of an outer tube section (4) and/or the upper connection element (16) and/or the lower connection element (17) of an inner tube section (5) run around the circumference or around at least the major part of the circumference of the outer tube section (4) and respectively the inner tube section (5).
- The mast according to any one of claims 1 to 11, characterised in that the form-fit connection between the connection elements (8,9) of the outer tube sections (4) and/or between the connection elements (16, 17) of the inner tube sections (5) is implemented by teeth (13) or tooth spaces (14) as form-fit elements or complementary form-fit elements.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12163388.7A EP2647782B1 (en) | 2012-04-05 | 2012-04-05 | Mast for an overhead line device |
PL12163388T PL2647782T3 (en) | 2012-04-05 | 2012-04-05 | Mast for an overhead line device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12163388.7A EP2647782B1 (en) | 2012-04-05 | 2012-04-05 | Mast for an overhead line device |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2647782A1 EP2647782A1 (en) | 2013-10-09 |
EP2647782B1 true EP2647782B1 (en) | 2015-11-18 |
Family
ID=45937058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12163388.7A Active EP2647782B1 (en) | 2012-04-05 | 2012-04-05 | Mast for an overhead line device |
Country Status (2)
Country | Link |
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EP (1) | EP2647782B1 (en) |
PL (1) | PL2647782T3 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2963206B1 (en) * | 2014-07-04 | 2017-05-24 | Europoles GmbH & Co. KG | Tower, in particular for power lines |
FR3041984A1 (en) * | 2015-10-01 | 2017-04-07 | Lafarge Sa | |
CN106121930A (en) * | 2016-08-22 | 2016-11-16 | 三重型能源装备有限公司 | Tower and preparation method thereof |
BR102018068589A2 (en) * | 2018-09-13 | 2020-03-24 | Frank Bollmann | MODULAR SYSTEM OF CONSTRUCTION, CONDUCTION AND FIXATION OF ELEMENTS OF TUBULAR STRUCTURES AND CORRESPONDING TUBULAR STRUCTURE |
EP3857058A1 (en) * | 2018-09-28 | 2021-08-04 | General Electric Company | Concentric metal and cementitious wind turbine tower structure and method of manufacturing same |
CN109555348A (en) * | 2018-10-22 | 2019-04-02 | 国网天津静海供电有限公司 | A kind of transmission tower and the molding construction method of the transmission tower |
DE102020107291A1 (en) | 2020-03-17 | 2021-09-23 | Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen, Körperschaft des öffentlichen Rechts | Mast element and method of making masts |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19832921A1 (en) * | 1998-07-22 | 2000-02-10 | Joachim Kretz | Tower construction esp. for wind power plant with metal outer and inner shells and concrete shell arranged between these also connecting carrying elements for forming carrying |
CN101476398B (en) * | 2009-01-23 | 2011-04-20 | 北京建工华创科技发展股份有限公司 | Method for reinforcing cement column intensity and module used in the same |
KR20110049444A (en) * | 2009-11-05 | 2011-05-12 | 비비엠코리아(주) | Cft steel pole |
-
2012
- 2012-04-05 PL PL12163388T patent/PL2647782T3/en unknown
- 2012-04-05 EP EP12163388.7A patent/EP2647782B1/en active Active
Also Published As
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EP2647782A1 (en) | 2013-10-09 |
PL2647782T3 (en) | 2016-06-30 |
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