The present invention relates to an architectural structure and particularly, but not exclusively, to a building, which is constructed from a relatively small selection of prefabricated components, which are designed to provide an architect with a relatively large degree of flexibility in the design of the structure.
To minimise construction costs and time, there is a desire for buildings which can be partly built (assembled) off site from prefabricated components, or for buildings to be built onsite from prefabricated components. This is because it is normally more cost effective to form components, or construct sections, of a building in a factory environment, where they may be manufactured or constructed on a production line basis which is not dependent on the prevailing weather conditions. Additionally, a building formed from prefabricated components, or sections, may be more rapidly assembled on site, thus reducing the time between purchase or clearance of a site and commissioning of the new building.
In addition to the above there is a desire, for environmental reasons, for buildings to be able to be efficiently deconstructed, rather than being demolished. If the components of a building can be relatively easily disassembled, then where those components are substantially homogenous in nature, the different materials of the building can be segregated relatively easily for recycling.
The ability to construct a building from components, or section, formed off site and to then be able to deconstruct that same building results in a greatly reduced carbon footprint for that building relative to an equivalent traditional building.
Building off site may also enable building methods or construction methods to be used in the manufacture of components or sections of a building, which could not normally be performed on site. This may permit components or sections of a building to be produced in such a way that they may be both structural and thermally insulating in nature.
Although, for the above reasoning, there is a desire for buildings to be constructed of standard built-off-site components or sections, it is also desirable that buildings exhibit an individual character, both for aesthetic considerations and also to permit buildings to be designed for a specific purpose or individual. Therefore there is a need for architectural structures, and particularly buildings, which can be fabricated from a number of standard components or sections, but which components or sections still permit an architect to tailor a building made from such components, or sections, to a particular requirement.
It is an object of the present invention to provide an architectural structure built from such components.
According to a first aspect of the present invention there is provided an architectural structure comprising of at least one substantially planar component in the form of a wall, floor or ceiling, the at least one planar component comprising a plurality of identically sized isosceles panels each having the form of a 30°-120°-30° isosceles triangle and a plurality of identically sized right angled panels each having the form of a 30°-60°-90° right angle triangle.
The terms “isosceles panel” and “isosceles panels” are used throughout this specification, including the claims, to refer to a panel or panels in the form of a 30°-120°-30° isosceles triangle. Similarly, throughout the specification the terms “right angled panel” and “right angled panels” refer to a panel or panels in the form of a 30°-60°-90° right angled triangle.
By appropriate selection of the size of the isosceles panels, relative to the size of the right angled panels, the panels may be laid out in one of an infinite number of combinations, depending on the number of panels available, on a grid pattern as illustrated in
With the exception of a peripheral edge portion, the whole of the planar component may be comprised of, and substantially filled by, non-overlapping ones of the pluralities of isosceles panels and right angled panels. In this manner, the panels may extend over substantially the whole of the planar component so that, by appropriate choice of materials for the panels, the panels may substantially form a weather proof barrier and/or provide a thermally insulating barrier.
The geometry of the two panel types works particularly well together where the relative size of the panel is selected such that the length of the long side of the right angled panels is approximately 1.2 times the length of the long side of the isosceles panels.
Preferably, the at least one planar component which is in the form of a wall, floor or ceiling, further comprises connecting members located between adjacent panels to hold the panels together. The provision of a connecting member between adjacent panels permits the adjacent panels to be easily assembled and subsequently disassembled, without the use of fixings or a binding agent. This may greatly assist with subsequent deconstruction, or if part of the structure is to be dismantled to permit the structure to be reconfigured.
Preferably, each connecting member comprises a planar front portion, a planar rear portion and an orthogonal portion extending between the front and rear portions to define a channel for receiving an edge of a panel, wherein the width of the channel is substantially equal to the thickness of the panel.
The above arrangement permits the panels to be simply slotted in place in the channels and if there is some degree of resilience in either of the panel or the connecting member, permits the panel to be substantially sealed within the connecting member. Furthermore, it is preferable that at least one of the planar front and rear portions of the connecting members extends sufficiently to cover any small gaps between adjacent panels. Thus the combination of panels and connecting members may be arranged to provide the at least one planar component with a weather proof outer surface. This is particularly the case where each connecting member defines two back to back channels for receiving respective edges of adjacent panels.
The planar front and rear portions of each connecting member are preferably trapezoidal and more preferably diamond shaped, with the orthogonal portion extending in the length direction of the diamond shape. This results in the planar front and rear portions tapering away at the ends of the connecting member, permitting two connecting members to extend along respective ones of two converging edges of a panel, without the planar front and rear portions of each connecting member obstructing one another. However, at their mid-points the planar front and rear portions of each connecting member extend significantly from the centre line of the connecting member and thereby define relatively deep channels in which the panels are supported, assisting the planar components, composed of such panels and connectors, to retain a planar configuration.
The important feature of the planar front and rear portions is that their furthest most apart tips, or ends, subtend an angle of 30°, in order to fit with the front and rear portions respectively of adjacent connecting members. Thus the trapezoidal shape is not essential. Furthermore, although a connecting member may have distinct front and rear planar portions, it could instead be in the form of an extrusion having relatively shallow grooves on either side in which to locate the panels.
The architectural structure preferably comprises three types of connecting member which are essentially identical in shape but are of three different sizes, each having a maximum dimension slightly greater than one of the edges of a panel.
Three such types of connecting member are sufficient to connect all combinations of adjacent panel edges of a planar component, such that the planar front and rear portions of each connecting member cover all gaps between adjacent panels.
In an alternative to the above, all of the three connecting members could instead be replaced by an appropriate number of smaller identical connecting members, such that an appropriate number of one single connecting member type could be used instead of the above three separate types.
Each connecting member is preferably homogeneous and is formed by being cast or moulded. Each connecting member may be formed of concrete which may be aerated autoclaved concrete. This may use incinerated sewage sludge ash (fly ash).
Preferably each panel is a structurally insulating panel, comprising two outer layers, which may be weather proof, and an internal insulating layer. The outer layers may be formed of concrete such as the aerated autoclaved concrete mentioned above. The insulating layer may comprise two outer insulating layers of mushroom board and an inner layer of mushroom foam. An advantage of this is that the mushroom board may be grown directly on to the concrete, with the mushroom foam then grown between the mushroom boards, avoiding the need to use any additionally binding materials in the prefabrication process and thus assist in deconstruction and reuse/recycling of the structure.
The insulating layer may have a cut-out, in the form of a part of a circle, formed at each vertex, with the at least one planar component further comprising a plurality of circular discs of insulating material of the same thickness as the insulating layers, which circular discs are positioned between adjacent vertices of adjacent panels.
The provision of circular discs of insulating material at the vertices, or between adjacent vertices, of adjacent panels ensures that gaps between the ends of adjacent connecting members do not align with gaps between the vertices of adjacent panels. Furthermore, circular discs and the cut-outs being in the form of a part circle arranged to accommodate such discs, permit a single type of disc to be accommodated regardless of the number and type of panel vertices which abut and partially accommodate the disc.
The architectural structure may comprise at least one peripheral frame for receiving at least one edge of the at least one planar component, wherein the at least one peripheral frame comprises a plurality of components shaped on an outer side to have a straight edge and shaped on an inner edge to receive the planar component.
The above arrangement permits the said at least one planar component to be accommodate in a frame and the frame to then provide a smooth linear edge for a wall, floor, ceiling or the like, necessary for that edge to form a top edge, bottom edge or corner of a building, or other architectural structure.
Preferably, the architectural structure comprises a plurality of connecting members located between adjacent panels and a plurality of edge pieces, which each correspond in shape and size to half of one of the connecting members, the edge pieces fitting over respective edges of panels to provide a smooth edge to the panel. Such edge pieces may be used to form portals for doors, windows or the like in the at least one planar component.
The invention is particularly applicable to architectural structures which are in the form of a building, where at least a portion of the floor of the building comprises the at least one planar component or wherein at least one wall of the building comprises the at least one planar component referred to above. The building may comprise a peripheral frame shaped for receiving the at least one planar component, the peripheral frame comprising two opposed upright corner pillars between which the at least one planar components is located.
The opposed upright corner pillars may act to retain the unbonded panels and connecting members in place and also provide vertical rigidity to the structure. Each corner pillar may comprise a single component extending vertically the height of a level of a building and the height of the at least one planar component.
Preferably, the architectural structure comprises at least two planar components, wherein one of said corner pillars is located between the two planar components, wherein the corner component is shaped to receive respective adjacent edges of the planar components when the planar components are angled relative to each other.
The angle may be 120°, in which case six such corner pillars will complete an orthogonal structure, but the corner pillars could alternatively be arranged to angle the adjacent planar components at some other angle, for example at 90° to each other.
A wall of the building may be formed by stacking panels and connecting members edge to edge on site to form said wall. Alternatively, one or more planar components comprising a plurality of panels and connecting members may be preassembled off site.
Although an architectural structure, or building, could have an outer frame as described above, alternatively angled structural connecting members, possibly similar to the planar connecting members described above, could be used to connect adjacent planar components at an appropriate angle relative to each other, to form corners between the walls, ceiling/roof or floors, without the need for a separate frame.
According to a second aspect of the present invention there is provided a method of constructing a building comprising assembling a planar component to form a wall, floor or ceiling from a plurality of identical isosceles panels each having the form of a 30°-120°-30° isosceles triangle and from a plurality of identical right angled panels each having the form of a 30°-60°-90° right angled triangle, the method comprising assembling the panels using intervening connecting members without any binder.
Several embodiments of the present invention will now be described, by way of example only, with reference to the accompanying figures, of which:
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Each connecting member (C), (D) and (E) of
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With reference again to the building 11 of
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So far only buildings 11 and 24 have been referred to, each comprising a hexagonal structure. However, the invention is equally applicable to other shapes of building, for example the square building indicated generally as 18 in
The various components so far described can be seen in greater detail in each of
Several examples of the present invention have been described by way of example only and it will be appreciated that many modifications and variations may be made which will be encompassed within the scope of the present invention, as defined by the following claims.
Number | Date | Country | Kind |
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1618013.5 | Oct 2016 | GB | national |
Filing Document | Filing Date | Country | Kind |
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PCT/GB2017/053193 | 10/24/2017 | WO | 00 |