ES2424631T3 - Adjustable shape panel for curved wall formwork - Google Patents

Adjustable shape panel for curved wall formwork Download PDF

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Publication number
ES2424631T3
ES2424631T3 ES09380178T ES09380178T ES2424631T3 ES 2424631 T3 ES2424631 T3 ES 2424631T3 ES 09380178 T ES09380178 T ES 09380178T ES 09380178 T ES09380178 T ES 09380178T ES 2424631 T3 ES2424631 T3 ES 2424631T3
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Prior art keywords
panel
formwork
adjustable
frame
platform
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ES09380178T
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ES2424631T8 (en
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José Luis Ubiñana Félix
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Sistemas Tecnicos de Encofrados SA
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Sistemas Tecnicos de Encofrados SA
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/06Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
    • E04G11/062Forms for curved walls
    • E04G11/065Forms for curved walls with mechanical means to modify the curvature
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/002Workplatforms, railings; Arrangements for pouring concrete, attached to the form
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/06Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
    • E04G2011/067Integrated forms comprising shuttering skin, bracing or strutting arrangements, workplatforms and railings

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
  • Moulds, Cores, Or Mandrels (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

Panel de forma ajustable para el encofrado de muros curvados, del tipo constituido por una placa de panel deencofrado asociada a un armazón interno con múltiples largueros (7, 8, 9) en la cara posterior a la de encofrado, condispositivos para el ajuste de la curvatura del panel a la curvatura deseada del muro a encofrar y dotado asimismo en sucara opuesta a la de encofrado de plataformas para el paso del personal, caracterizado porque la plataforma paracirculación del personal está constituida por elementos planos de plataforma (10, 11, 12), cada uno de ellos soportadopor un bastidor, fijado a la parte central de cada elemento de plataforma, cuyo bastidor soporta medios de suspensión(21, 22), centraje (24, 25) y fijación (27, 28, 29) en el armazón interno de soporte del panel ajustable y siendo portadorcada elemento de plataforma (10, 11, 12) de un ala rebatible (36) como mínimo en uno de sus lados, susceptible desuperponerse parcialmente con un elemento de plataforma adyacente, para conseguir la continuidad de la plataforma, yporque el armazón de soporte del panel de encofrado de forma ajustable presenta aberturas (23, 30) para la suspensióny fijación de cada elemento de plataforma individualAdjustable panel for curved wall formwork, of the type consisting of a formwork panel plate associated with an internal frame with multiple stringers (7, 8, 9) on the back side of the formwork, with devices for adjusting the curvature of the panel to the desired curvature of the wall to be formed and also provided opposite to the formwork of platforms for the passage of personnel, characterized in that the platform for the circulation of personnel consists of flat platform elements (10, 11, 12) , each supported by a frame, fixed to the central part of each platform element, whose frame supports means of suspension (21, 22), centering (24, 25) and fixing (27, 28, 29) in the frame internal support of the adjustable panel and being carried each platform element (10, 11, 12) of a folding wing (36) at least on one of its sides, susceptible to partially overlapping with an adjacent platform element , in order to achieve the continuity of the platform, and because the support frame of the formwork panel has adjustable openings (23, 30) for the suspension and fixing of each individual platform element

Description

Panel de forma ajustable para el encofrado de muros curvados Adjustable shape panel for curved wall formwork

5 La presente invención se refiere a un panel de forma ajustable destinado al encofrado de paneles curvados. The present invention relates to an adjustable shaped panel intended for curved panel formwork.

Como es sabido, los paneles de forma ajustable para el encofrado de muros curvados deben combinar la capacidad de adaptación de su forma externa, para permitir el encofrado de muros curvados de diferentes radios de curvatura y a la vez deben permitir también el acoplamiento de las plataformas de trabajo en la parte interior de manera que solucionen el problema que presenta la diferencia de curvatura del panel según las aplicaciones. Ello ha dado lugar a diferentes sistemas de constitución y montaje de las plataformas de servicio para dichos paneles, que fundamentalmente se basan en la adaptación específica de la plataforma para cada curvatura distinta del panel mediante suplementos de forma variable, eventualmente de madera, que permiten conseguir las plataformas de circulación para el personal adaptadas a las diferentes curvaturas del panel de encofrado. As is known, the panels of adjustable form for the curved wall formwork must combine the adaptability of their external form, to allow the formwork of curved walls of different radii of curvature and at the same time they must also allow the coupling of the platforms of I work on the inside so that they solve the problem presented by the difference in curvature of the panel according to the applications. This has given rise to different systems of constitution and assembly of the service platforms for said panels, which are mainly based on the specific adaptation of the platform for each different curvature of the panel by means of variable, possibly wooden, supplements that allow to achieve the circulation platforms for personnel adapted to the different curvatures of the formwork panel.

15 El documento EP 1 270 845 da a conocer un paso con medios de circulación con planchas extremas conectadas desde un lado al panel de encofrado a través de medios de articulación y también a una parte central por medios de conexión de pivotamiento, que permiten la disposición del paso opcionalmente en posición perpendicular al panel de encofrado o paralelamente al mismo. 15 EP 1 270 845 discloses a passage with circulation means with end plates connected from one side to the formwork panel through articulation means and also to a central part by means of pivot connection means, which allow the arrangement step optionally perpendicular to the formwork panel or parallel to it.

El documento FR 2 70 4260 da a conocer un procedimiento para la curvatura de paredes de encofrado que se basa en una viga principal que tiene múltiples mecanismos de husillo ajustables manualmente dispuestos a lo largo de aquélla, que actúan sobre la pared del encofrado con capacidad de ajustar la curvatura punto a punto. Document FR 2 70 4260 discloses a method for the curvature of formwork walls that is based on a main beam that has multiple manually adjustable spindle mechanisms arranged along it, which act on the formwork wall capable of adjust the curvature point to point.

25 El documento DE 24 02 576 A1 se refiere a una consola de soporte para soportar paneles de encofrado de paredes que comprende una estructura triangular en la que una viga horizontal y un refuerzo diagonal están conectados rígidamente entre sí y a un montante vertical con medios de acoplamiento en los extremos de los elementos horizontal y diagonal y en el punto de conexión de ambos. Los acoplamientos extremos están realizados por medio de conexiones de eje y cuña junto con placas paralelas interpuestas en el montante vertical. 25 Document DE 24 02 576 A1 refers to a support console for supporting wall formwork panels comprising a triangular structure in which a horizontal beam and a diagonal reinforcement are rigidly connected to each other and to a vertical upright with coupling means at the ends of the horizontal and diagonal elements and at the connection point of both. The extreme couplings are made by means of shaft and wedge connections together with parallel plates interposed in the vertical upright.

El documento japonés 52-70724 muestra soportes triangulares para soportar una plataforma de paso externa, superpuesta. No hay sugerencia alguna con respecto a elementos de plataforma integrados y soportes autocentrantes para su autoadaptación a paneles de encofrado curvados. Japanese document 52-70724 shows triangular supports to support an external, overlapping step platform. There is no suggestion regarding integrated platform elements and self-centering supports for self-adaptation to curved formwork panels.

35 Un objetivo de la presente invención es el de dar a conocer paneles de encofrado de forma ajustable para el encofrado de muros curvos en los que las plataformas de servicio para el personal se adapten de manera automática a las diferentes curvaturas del panel, sin necesidad de llevar a cabo trabajo individual alguno de adaptación de la plataforma al panel. An objective of the present invention is to make formwork panels known in an adjustable way for curved wall formwork in which the service platforms for personnel automatically adapt to the different curvatures of the panel, without the need for carry out any individual work of adaptation of the platform to the panel.

Otro objetivo de la presente invención consiste en conseguir un panel de forma ajustable para el encofrado de muros curvados en el que las plataformas para la circulación del personal se puedan construir de manera rápida y simple mediante el acoplamiento de elementos individuales directamente adaptables a los largueros interiores del panel de encofrado de forma adaptable y combinados de manera que, como mínimo uno de cada dos largueros presente medios de adaptación automática de la plataforma a las diferentes curvaturas del panel. Another objective of the present invention is to achieve an adjustable form panel for curved wall formwork in which the platforms for the movement of personnel can be built quickly and simply by coupling individual elements directly adaptable to the interior stringers of the formwork panel in an adaptable way and combined so that, at least one of every two stringers presents means of automatic adaptation of the platform to the different curvatures of the panel.

45 Para conseguir sus objetivos, la presente invención prevé la realización de elementos individuales de la plataforma de circulación del personal que obedecen a una estructura básica de un elemento de plataforma plana, sensiblemente rectangular, asociada a un bastidor destinado a su suspensión, centrado y fijación de uno de los largueros verticales del armazón interno del panel de encofrado de forma ajustable, constituyendo un elemento individual cuya suspensión, centraje y fijación resultan muy simples por la disposición de ganchos y centrajes en el bastidor portador de la placa de plataforma, en combinación con respectivas aberturas de forma y disposición específicas en los largueros verticales del armazón interno del panel de encofrado de curvatura ajustable. 45 In order to achieve its objectives, the present invention provides for the realization of individual elements of the personnel movement platform that obey a basic structure of a flat, substantially rectangular platform element, associated with a frame intended for suspension, centering and fixing. of one of the vertical stringers of the internal frame of the formwork panel in an adjustable way, constituting an individual element whose suspension, centering and fixing are very simple by the arrangement of hooks and centers in the carrier frame of the platform plate, in combination with respective openings of specific shape and arrangement in the vertical stringers of the internal frame of the adjustable curvature formwork panel.

El elemento de placa rectangular o similar que forma parte de la plataforma de circulación del personal está dotada, The rectangular or similar plate element that is part of the staff's circulation platform is equipped,

55 como mínimo en uno de sus bordes laterales, de una amplia ala articulada con capacidad de giro a 180°, permitiendo adoptar una posición completamente plegada sobre la propia placa de la plataforma y otra posición girada completamente hacia el exterior en la que se apoyará en una plataforma adyacente, dando lugar al paso necesario entre dos plataformas adyacentes y en el conjunto de elementos fijados al panel de encofrado de forma adaptable, permitirán la constitución de una plataforma de circulación completa. El ala articulada presenta una estructura sensiblemente trapecial o similar, de manera que el lado de mayor anchura corresponde a la articulación con la placa de plataforma y el lado más estrecho corresponde al extremo opuesto o extremo libre, lo cual permite la adaptación lateral de la plataforma de circulación a diferentes curvaturas sin que exista interferencia entre los bordes laterales del ala articulada y el panel de encofrado. At least one of its lateral edges, of a wide articulated wing with 180 ° turning capacity, allowing to adopt a fully folded position on the platform plate itself and another position turned completely outwards, which will rest on an adjacent platform, giving rise to the necessary passage between two adjacent platforms and in the set of elements fixed to the formwork panel in an adaptable way, will allow the constitution of a complete circulation platform. The articulated wing has a substantially trapecial or similar structure, so that the side of greater width corresponds to the articulation with the platform plate and the narrower side corresponds to the opposite end or free end, which allows the lateral adaptation of the platform of circulation to different curvatures without interference between the lateral edges of the articulated wing and the formwork panel.

65 Para mayor simplicidad, la placa que constituye un elemento de plataforma está asociada a un bastidor central de soporte, centraje y fijación, el cual en el lado opuesto al panel de encofrado de curvatura ajustable presenta medios de centraje, de suspensión y de fijación. Preferentemente, los medios de centraje quedarán constituidos por dos pares de apéndices salientes en disposición superior e inferior con respecto a un elemento vertical del bastidor portador de la placa de plataforma, de manera que los dos apéndices superiores, terminados en forma de gancho se centran y encajan en una abertura de un larguero vertical del armazón interno del panel ajustable, efectuando su centraje y suspensión 65 For simplicity, the plate constituting a platform element is associated with a central support, centering and fixing frame, which on the opposite side of the adjustable curvature formwork panel has centering, suspension and fixing means. Preferably, the centering means will be constituted by two pairs of protruding appendages in upper and lower arrangement with respect to a vertical element of the carrier frame of the platform plate, so that the two upper appendages, finished in the form of a hook, are centered and they fit into an opening of a vertical stringer of the internal frame of the adjustable panel, making its centering and suspension

5 dada la forma de ganchos que tienen los extremos de dichos apéndices, mientras que los apéndices inferiores tienen función simplemente de centraje con las paredes laterales del propio larguero vertical mencionado, que por su forma de Q presenta una zona central en forma de cajón rectangular. 5 given the shape of hooks that have the ends of said appendages, while the lower appendages simply have a function of centering with the side walls of the mentioned vertical stringer itself, which by its shape of Q has a central area in the form of a rectangular drawer.

Los medios de fijación del bastidor portador del elemento de plataforma comprenden un vástago roscado con un enganche en forma de plaquita de retención en un extremo y con una tuerca-palomilla de fijación en el otro, combinándose con aberturas en forma de ojo de cerradura en los largueros verticales del armazón interior del panel ajustable y con un centraje adyacente a la tuerca-palomilla de fijación para evitar su descenso fortuito. The fixing means of the carrier frame of the platform element comprise a threaded rod with a catch in the form of a retention plate at one end and with a lock nut-nut at the other, combined with openings in the form of a keyhole in the vertical stringers of the inner frame of the adjustable panel and with a centering adjacent to the fixing nut-nut to prevent its accidental descent.

Para la mejor comprensión de la invención se adjuntan a título de ejemplo explicativo unos dibujos representativos de 15 una realización preferente. For a better understanding of the invention, representative drawings of a preferred embodiment are attached by way of explanatory example.

La figura 1 muestra una vista en perspectiva de un conjunto de paneles individuales ajustables en curva, acoplados entre sí para mostrar la forma en que se constituye un encofrado completo ajustable en curva mediante los paneles objeto de la invención. Figure 1 shows a perspective view of a set of individual curved adjustable panels, coupled together to show how a complete curved formwork is constituted by the panels object of the invention.

La figura 2 muestra una vista en perspectiva de uno de los paneles de encofrado ajustables. Figure 2 shows a perspective view of one of the adjustable formwork panels.

La figura 3 muestra una vista en perspectiva de la forma de acoplamiento de un elemento de plataforma en un larguero vertical del panel ajustable en curva. Figure 3 shows a perspective view of the coupling form of a platform element on a vertical beam of the curved adjustable panel.

25 La figura 4 muestra una vista en perspectiva de un elemento de plataforma con el ala adyacente articulada en posición desplegada. 25 Figure 4 shows a perspective view of a platform element with the adjacent wing articulated in the deployed position.

La figura 5 muestra una vista análoga a la figura 4 con el ala articulada plegada sobre el elemento de plataforma. Figure 5 shows a view analogous to Figure 4 with the articulated wing folded over the platform element.

La figura 6 muestra esquemáticamente una vista en planta representativa de la posición relativa de dos elementos de plataforma adyacentes. Figure 6 schematically shows a representative plan view of the relative position of two adjacent platform elements.

Las figuras 7 y 8 muestran esquemáticamente la posición relativa de dos elementos de plataforma sucesivos en el caso 35 de curvatura cóncava o convexa del panel ajustable en curva. Figures 7 and 8 schematically show the relative position of two successive platform elements in case 35 of concave or convex curvature of the curve adjustable panel.

La figura 9 muestra, en una vista en perspectiva, los medios de suspensión, centraje y fijación de un elemento de plataforma de acuerdo con la presente invención. Figure 9 shows, in a perspective view, the suspension, centering and fixing means of a platform element according to the present invention.

La presente invención se refiere a paneles de encofrado de forma ajustable en curva, tales como los representados con los numerales -1-, -2-y -3- en la figura 1. Dichos paneles de encofrado presentan placas exteriores respectivas -4-, -5- y -6- y múltiples largueros verticales con sección transversal en forma de Q, tales como los representados con los numerales -7-, -8-y -9- para el panel -1-, no habiéndose señalado los largueros de los paneles -2-y -3- para mayor simplicidad de la figura. The present invention relates to curved adjustable formwork panels, such as those represented by numerals -1-, -2-and -3- in Figure 1. Said formwork panels have respective outer plates -4-, -5- and -6- and multiple vertical stringers with a Q-shaped cross-section, such as those represented by numerals -7-, -8-and -9- for panel -1-, not having indicated the stringers of the -2-and -3- panels for simplicity of the figure.

45 Para cada nivel de trabajo se debe establecer una plataforma de paso para el personal, dotada de los oportunos medios de protección que consisten fundamentalmente en zócalos y barandillas de protección. En la figura 1 se puede apreciar la realización de una de tales plataformas mediante una sucesión de elementos de plataforma de estructura general rectangular o similar, tales como -10-, -11- y -12-, completados con zócalos de protección horizontal -13-, -14- y -15- y elementos de protección horizontal tales como las barandillas formadas por largueros, tales como el indicado con el numeral -16- y pies derechos de soporte -17-, todos ellos en número variable. 45 For each level of work, a step platform must be established for the staff, equipped with the appropriate means of protection that consist essentially of baseboards and guardrails. Figure 1 shows the realization of one of such platforms by means of a succession of platform elements of a rectangular or similar general structure, such as -10-, -11- and -12-, complete with horizontal protection sockets -13 -, -14- and -15- and horizontal protection elements such as railings formed by stringers, such as the one indicated with numeral -16- and right support feet -17-, all of them in variable number.

Es esencial en la presente invención la constitución de cada uno de los elementos de plataforma tales como el elemento -11-representado en mayor detalle en las figuras 2 y 3, mediante un elemento plano, preferentemente de forma It is essential in the present invention the constitution of each of the platform elements such as the element -11-shown in greater detail in Figures 2 and 3, by means of a flat element, preferably in shape

55 rectangular, cuadrada o similar, soportado por un bastidor que presenta un larguero vertical -18-fijado a la plataforma -1-, que queda unido a un larguero -19- y otro larguero vertical -20-, opuesto al larguero -18-, fijado también al elemento de plataforma -11-. El larguero vertical -18- presenta medios para suspensión, centraje y fijación con respecto al larguero vertical -9- del armazón interno del panel de forma ajustable. Los medios de suspensión y centraje están constituidos por un par de apéndices superiores terminados en forma de gancho que se han representado en mayor detalle en las figuras 4 y 5, habiéndose indicado con los numerales -21- y -22-. Dichos apéndices terminados en forma de gancho, tal como es de ver en las figuras, son susceptibles de quedar incorporados en una abertura -23- de la parte frontal del larguero vertical correspondiente, del armazón interno del panel, que tiene la anchura adecuada para el centraje con dichos apéndices y para la función de los ganchos de suspensión vertical -21-y -22-. 55 rectangular, square or similar, supported by a frame that has a vertical stringer -18-fixed to the platform -1-, which is attached to a stringer -19- and another vertical stringer -20-, opposite the stringer -18- , also attached to the platform element -11-. The vertical beam -18- has means for suspension, centering and fixing with respect to the vertical beam -9- of the internal frame of the panel in an adjustable way. The suspension and centering means are constituted by a pair of upper hook-shaped appendages that have been represented in greater detail in Figures 4 and 5, having been indicated with the numbers -21- and -22-. Said finished appendices in the form of a hook, as can be seen in the figures, are likely to be incorporated in an opening -23- of the front part of the corresponding vertical stringer, of the internal frame of the panel, which has the appropriate width for the centering with said appendages and for the function of the vertical suspension hooks -21-and -22-.

65 El centraje del armazón portador del elemento de plataforma se completa con los apéndices inferiores -24- y -25- que abarcan la parte central en forma de cajón -26-del larguero vertical -9-. Los medios de fijación del bastidor portador del elemento de plataforma se constituyen mediante un vástago roscado -27-, figura 9, que por un extremo presenta una cabeza de retención en forma de plaquita -28- y por el otro es susceptible de ser tensado mediante la tuerca-palomilla -29-, atravesando una abertura en forma de “ojo de cerradura” -30- del propio larguero vertical -18-. De este modo es posible efectuar de manera rápida y fácil el acoplamiento de un elemento de plataforma por suspensión mediante los 65 The centering of the carrier frame of the platform element is completed with the lower appendages -24- and -25- covering the central part in the form of a drawer -26- of the vertical stringer -9-. The fixing means of the carrier frame of the platform element are constituted by means of a threaded rod -27-, figure 9, which at one end has a insert-shaped retention head -28- and on the other it is capable of being tensioned by the nut-wing -29-, going through an opening in the form of a "keyhole" -30- of the vertical stringer itself -18-. In this way it is possible to quickly and easily perform the coupling of a suspension platform element by means of the

5 ganchos superiores -21- y -22-, centraje mediante los apéndices inferiores -24- y -25-, y fijación por el vástago central -27- con su tuerca-palomilla -29-. 5 upper hooks -21- and -22-, centering by means of the lower appendages -24- and -25-, and fixation by the central stem -27- with its wing nut -29-.

Los vectores -31-, -32- y -33-, figura 3, muestran respectivamente los desplazamientos relativos de dichos apéndices y vástago de fijación con respecto al larguero vertical -9-. The vectors -31-, -32- and -33-, figure 3, show respectively the relative displacements of said appendages and fixing rod with respect to the vertical stringer -9-.

10 Para lograr un buen centraje de la tuerca de palomilla -29- en el frontal del orificio en forma de ojo de cerradura del larguero vertical -18-, se dispone un elemento de centraje y tope -34- adyacente al frontal de dicho orificio, estando destinado a coincidir con una valona -35- asociada a la tuerca de palomilla -29-, de manera que una vez efectuado el montaje no puede descender el vástago -27-a lo largo del orificio en que se ha introducido previamente. 10 In order to achieve a good centering of the wing nut -29- in the front of the hole in the form of a keyhole of the vertical stringer -18-, a centering element and stop -34- are arranged adjacent to the front of said hole, being intended to coincide with a wall -35- associated with the wing nut -29-, so that once the assembly has been carried out, the rod -27-cannot be lowered along the hole in which it was previously inserted.

15 Tal como se ha indicado en la descripción inicial, los elementos de plataforma tales como el elemento -11-representado en la figura 3 y también en las figuras 4 y 5, pueden presentar alas rebatibles por lo menos en uno de sus bordes laterales. En las figuras 4 y 5 se ha mostrado el elemento de plataforma -11- dotado de un ala articulada en uno de sus lados menores -36-, con capacidad de giro en 180º, adoptando dos posiciones, una posición de servicio que es la 15 As indicated in the initial description, the platform elements such as the element -11-shown in Figure 3 and also in Figures 4 and 5, can have folding wings at least at one of their lateral edges. In figures 4 and 5 the platform element -11- has been shown, equipped with an articulated wing on one of its minor sides -36-, with a 180º turning capacity, adopting two positions, a service position that is the

20 representada en la figura 4 y una posición de plegado representada en la figura 5, en la que el ala -36- se ha rebatido por completo sobre el elemento de plataforma -11-. Mediante esta disposición es posible conseguir una plataforma para el paso del personal adaptable a las diferentes curvaturas de un panel de encofrado ajustable, tal como se observa en la figura 6. El panel de encofrado ajustable que corresponde al panel -6-de la figura 1, lleva acoplado, de la forma anteriormente explicada, un elemento de plataforma de circulación -11- que a su vez lleva el ala lateral articulada -3620 depicted in figure 4 and a folding position represented in figure 5, in which the wing -36- has completely collapsed on the platform element -11-. Through this arrangement it is possible to achieve a platform for the passage of personnel adaptable to the different curvatures of an adjustable formwork panel, as seen in Figure 6. The adjustable formwork panel corresponding to the panel -6-of Figure 1 , carries, in the manner explained above, a circulation platform element -11- which in turn carries the articulated side wing -36

25 que en posición desplegada se superpone con otro elemento de plataforma de circulación -11’-de características análogas al elemento de plataforma -11- y situado adyacente al mismo. La estructura general del ala -36- es la conveniente para permitir la adaptación de la plataforma de circulación de personal a las diferentes curvaturas del panel ajustable -6-. Por ello, la forma de dicha ala -36-corresponderá esencialmente a una forma en la que la anchura disminuye desde el lado articulado hasta el extremo opuesto o extremo libre, por ejemplo, una forma trapecial o similar. 25 which, in an unfolded position, overlaps with another circulation platform element -11’-of characteristics analogous to the platform element -11- and located adjacent thereto. The general structure of the wing -36- is convenient to allow the adaptation of the personnel movement platform to the different curvatures of the adjustable panel -6-. Therefore, the shape of said wing 36 will essentially correspond to a shape in which the width decreases from the articulated side to the opposite end or free end, for example, a trapezoidal shape or the like.

30 En el caso del ejemplo se han representado lados rectos -37- y -38- continuados por otros lados asimismo rectos -39- y -40- con un lado extremo de remate -41-. Sin embargo, se comprenderá que la forma precisa podrá variar entre amplios límites cumpliendo la condición esencial de su anchura decreciente desde la articulación con el elemento de plataforma -11- hasta su extremo libre, para permitir su adaptación a diferentes curvaturas del panel ajustable. In the case of the example, straight sides -37- and -38- have been represented, followed by other straight sides -39- and -40- with an end-end side -41-. However, it will be understood that the precise shape may vary between wide limits, fulfilling the essential condition of its decreasing width from the articulation with the platform element -11- to its free end, to allow its adaptation to different curvatures of the adjustable panel.

35 En las figuras 7 y 8 se han mostrado dos ejemplos esquemáticos en los que dos elementos de plataforma sucesivos -42- y -43-, dotados de sus correspondientes alas articuladas, quedan adaptados en el interior de un panel ajustable de encofrado -44- de forma cóncava con respecto a dichos elementos de plataforma. Sin embargo, la capacidad de adaptación de los elementos de plataforma que se incorporan en los paneles de encofrado objeto de la presente invención, permite su adaptación a una curvatura inversa del panel ajustable -44-, tal como se ha representado en la 35 Figures 7 and 8 show two schematic examples in which two successive platform elements -42- and -43-, equipped with their corresponding articulated wings, are fitted inside an adjustable formwork panel -44- concave with respect to said platform elements. However, the adaptability of the platform elements that are incorporated in the formwork panels object of the present invention, allows their adaptation to an inverse curvature of the adjustable panel -44-, as represented in the

40 figura 8, en la que las mismas plataformas -42- y -43-quedan parcialmente superpuestas y adaptadas a la curvatura del panel -44-. Figure 8, in which the same platforms -42- and -43-are partially overlapped and adapted to the curvature of the panel -44-.

Se comprende que si bien la presente invención ha sido descrita en base a ejemplos concretos de realización, la misma admitirá amplias variantes después de la lectura e interpretación de la esencialidad de la presente invención, que It is understood that while the present invention has been described on the basis of concrete examples of embodiment, it will admit wide variants after reading and interpreting the essentiality of the present invention, which

45 quedará limitada solamente por las siguientes reivindicaciones. 45 will be limited only by the following claims.

Claims (5)

REIVINDICACIONES 1. Panel de forma ajustable para el encofrado de muros curvados, del tipo constituido por una placa de panel de encofrado asociada a un armazón interno con múltiples largueros (7, 8, 9) en la cara posterior a la de encofrado, con 5 dispositivos para el ajuste de la curvatura del panel a la curvatura deseada del muro a encofrar y dotado asimismo en su cara opuesta a la de encofrado de plataformas para el paso del personal, caracterizado porque la plataforma para circulación del personal está constituida por elementos planos de plataforma (10, 11, 12), cada uno de ellos soportado por un bastidor, fijado a la parte central de cada elemento de plataforma, cuyo bastidor soporta medios de suspensión (21, 22), centraje (24, 25) y fijación (27, 28, 29) en el armazón interno de soporte del panel ajustable y siendo portador 1. Adjustable panel for curved wall formwork, of the type consisting of a formwork panel plate associated with an internal frame with multiple stringers (7, 8, 9) on the back side of the formwork, with 5 devices for the adjustment of the curvature of the panel to the desired curvature of the wall to form and also provided on its opposite side to the formwork of platforms for the passage of personnel, characterized in that the platform for circulation of the personnel is constituted by flat platform elements (10, 11, 12), each supported by a frame, fixed to the central part of each platform element, whose frame supports means of suspension (21, 22), centering (24, 25) and fixing (27 , 28, 29) in the internal support frame of the adjustable panel and being carrier 10 cada elemento de plataforma (10, 11, 12) de un ala rebatible (36) como mínimo en uno de sus lados, susceptible de superponerse parcialmente con un elemento de plataforma adyacente, para conseguir la continuidad de la plataforma, y porque el armazón de soporte del panel de encofrado de forma ajustable presenta aberturas (23, 30) para la suspensión y fijación de cada elemento de plataforma individual. 10 each platform element (10, 11, 12) of a folding wing (36) at least on one of its sides, susceptible to partially overlapping with an adjacent platform element, to achieve continuity of the platform, and because the frame Adjustable formwork panel support features openings (23, 30) for the suspension and fixing of each individual platform element. 15 2. Panel de forma ajustable para el encofrado de muros curvados, según la reivindicación 1, caracterizado porque las alas articuladas (36) en los elementos planos de plataforma presentan estructura general plana con un extremo articulado a un lado de un elemento de plataforma para circulación del personal y otro extremo libre destinado a quedar apoyado sobre un elemento de plataforma adyacente, siendo la anchura de dicha ala decreciente entre el lado de articulación y el extremo libre. 2. Panel of adjustable form for the formwork of curved walls, according to claim 1, characterized in that the articulated wings (36) in the flat platform elements have a flat overall structure with an articulated end to one side of a platform element for circulation of personnel and another free end intended to be supported on an adjacent platform element, the width of said wing decreasing between the articulation side and the free end. 3. Panel de forma ajustable para el encofrado de muros curvados, según la reivindicación 1, caracterizado porque el bastidor fijo a cada elemento de plataforma presenta medios de suspensión (21, 22) y centraje (24, 25) en el armazón interno del panel ajustable, constituidos por apéndices salientes dispuestos en la parte superior del bastidor, dirigidos hacia dicho armazón interno y terminados en forma de gancho, susceptibles de introducirse en una abertura de centrado 3. Panel of adjustable form for the formwork of curved walls, according to claim 1, characterized in that the frame fixed to each platform element has suspension means (21, 22) and centering (24, 25) in the internal frame of the panel adjustable, consisting of protruding appendages arranged in the upper part of the frame, directed towards said internal frame and finished in the form of a hook, capable of being introduced into a centering opening 25 y suspensión de dicho armazón interno del panel ajustable. 25 and suspension of said internal frame of the adjustable panel. 4. Panel de forma ajustable para el encofrado de muros curvados, según la reivindicación 1, caracterizado porque el bastidor fijado a cada uno de los elementos de plataforma presenta medios de centraje (24, 25) constituidos por apéndices dispuestos en su parte inferior opuesta a los apéndices de suspensión y centraje, cuyos apéndices de 4. Panel of adjustable form for the formwork of curved walls, according to claim 1, characterized in that the frame fixed to each of the platform elements has centering means (24, 25) constituted by appendages arranged in its lower part opposite to the suspension and centering appendages, whose appendages of 30 centraje son susceptibles de coincidir sobre las paredes laterales de un larguero vertical del armazón interno del panel ajustable. 30 centering are likely to coincide on the side walls of a vertical stringer of the internal frame of the adjustable panel. 5. Panel de forma ajustable para el encofrado de muros curvados, según la reivindicación 1, caracterizado porque el bastidor fijado a cada elemento de plataforma presenta un medio de fijación dispuesto entre los pares de apéndices de 5. Panel of adjustable form for the formwork of curved walls, according to claim 1, characterized in that the frame fixed to each platform element has a fixing means arranged between the pairs of appendages of 35 centraje respectivamente incorporados en la parte superior y en la parte inferior de dicho bastidor, estando constituido el medio de fijación por una varilla roscada (27) dotada en un extremo de una plaquita de retención (28) y en el otro de una tuerca con palomilla (29) y valona de centraje (35), cuya plaquita de retención (28) es susceptible de atravesar un orificio en forma de ojo de cerradura (30) de un larguero vertical del armazón interno del panel ajustable para su fijación en el mismo. 35 centering respectively incorporated in the upper part and in the lower part of said frame, the fixing means being constituted by a threaded rod (27) provided at one end of a retaining plate (28) and at the other of a nut with handle (29) and centering wall (35), whose retention plate (28) is capable of passing through a hole in the shape of a keyhole (30) of a vertical stringer of the internal frame of the adjustable panel for fixing in it . 6. Panel de forma ajustable para el encofrado de muros curvados, según la reivindicación 5, caracterizado porque la parte frontal del orificio en forma de ojo de cerradura del bastidor del panel ajustable presenta un resalte de centraje (35) de la valona asociada a la tuerca con palomilla (29) para su coincidencia en posición de fijación, evitando su desprendimiento fortuito. 6. Panel of adjustable form for the formwork of curved walls, according to claim 5, characterized in that the front part of the hole in the form of a keyhole of the frame of the adjustable panel has a centering projection (35) of the wall associated with the wing nut (29) to coincide in the fixation position, avoiding its accidental detachment.
ES09380178T 2008-11-25 2009-11-19 Adjustable shape panel for curved wall formwork Active ES2424631T3 (en)

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ES200803356A ES2349968B1 (en) 2008-11-25 2008-11-25 PANEL ADJUSTABLE FOR THE WRAPPING OF CURVED WALLS.
ES200803356 2008-11-25

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FR2989405B1 (en) * 2012-04-13 2014-04-11 Sateco Sa ADJUSTABLE CURVE FORMWORK BANK HAVING INTERMEDIATE TRAY
ITBS20120142A1 (en) * 2012-10-04 2014-04-05 L & G S R L FRAME FOR SLEEPING WORK PLATFORMS AT A FORMWORK
US20190330862A1 (en) * 2017-01-25 2019-10-31 Bechtel Oil, Gas And Chemicals, Inc. Scaffolding system for use with curvilinear walls and method of use
CN107119931B (en) * 2017-05-04 2019-09-10 中建二局第三建筑工程有限公司 Theater multistage curve auditorium concrete ladder plate device and its construction method
DE202019001296U1 (en) * 2019-03-19 2020-06-25 Doka Gmbh Formwork platform
CN111390484B (en) * 2020-04-18 2020-11-10 上海绿地建设(集团)有限公司 Steel structure supporting structure adjusting and positioning equipment and adjusting and positioning method
CN112942567B (en) * 2021-02-04 2022-04-29 中材建设有限公司 Construction method of self-mounting and dismounting equipment of cement pressure reducing cone template
CN113738097A (en) * 2021-09-30 2021-12-03 中建五局第三建设有限公司 Adjustable arc-shaped shear wall formwork construction process

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DD101721A1 (en) * 1973-01-29 1973-11-12
JPS5270724U (en) * 1975-11-21 1977-05-26
US4086978A (en) * 1976-10-22 1978-05-02 Clements Lawrence H Built-in scaffold support
FR2485070A1 (en) * 1980-06-20 1981-12-24 Orceyre Germain DEVICE FOR REALIZING IN IN SITU A CONCRETE RESERVOIR
FR2704260B1 (en) * 1993-04-21 1995-07-21 Ricard Coffrages PROCESS FOR BENDING SHAPED WALLS, AND BENDABLE SHAPED WALLS USING THE SAME.
FR2711705B1 (en) * 1993-10-27 1996-01-12 Sateco Sa Formwork device with adjustable radius of curvature, especially for concrete structures.
US20060156675A1 (en) * 2000-09-19 2006-07-20 Nelson Thomas P Facer beam barrier system
FR2826033B1 (en) * 2001-06-19 2004-07-30 Eurobress Sarl Soc SECURITY GATEWAY FOR A FORMWORK DEVICE WITH VARIABLE CURVE RADIUS

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PL2189593T3 (en) 2014-01-31
ES2424631T8 (en) 2013-10-21
EP2189593B1 (en) 2013-05-15
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BRPI0904396A2 (en) 2011-03-15
ES2349968A1 (en) 2011-01-13

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