PREFABRICATED AND PORTABLE BUILDINGS

Abstract: The present invention relates to a flexible and mountable building, which has a low weight and comprises a roof, a floor and walls, at least the walls (3, 4, 5, 6) of the building consisting of light weight sandwich laminated building panel elements (12) having a substantial sheet stiffness and also including a frame construction (10), and the building being designed to primarily accommodate plants having a substantial weight, e.g. electronics plants, telephone installations, signal plants and power plants. Corner angle profiles (20) are fastened to the corners (16, 17, 18, 19) of the building (1), the angular legs (21) of the corner angle profiles (20) being fastened to the walls (3, 4, 5, 6) as well as the entire weight of the building (1) being received at its corners (16, 17, 18, 19) by means of surface elements (23), fastened to the lower ends of the corner angle profiles at a certain distance from the lowermost edge of the corner angle profiles, and the corner angle profiles (20) extending along substantially the entire height of the walls (3, 4, 5, 6).

Description: PREFABRICATED AND PORTABLE BUILDINGS TECHNICAL FIELD The present invention relates to a flexible and mountable building, which is designed to primarily accomodate plants having a substantial w eight, e g electronics plants, telephone installations, signal plants and power plants, and which building has a small weight and consists of a roof, a floor and walls, at least the walls of the building being sandw ich laminated building panel elements having a small weight and a substantial sheet stiffness and also including a frame construction BACKGROUND ART There are different types of buildings in the abov e-mentioned technical field, which are easy to handle and haul, and are described in SE-B-426 253, US-A-3 123 186 as w ell as EP-0-506 502 Remov able buildings often has a metal frame construction, w hich is made of steel profiles, w hich are w elded together to obtain the fame work of the building Sheets are subsequently welded to this construction all around and doors and other openings are made, depending on what the budding w ill be used for The floor often is made of thick sheets and the entire construction must be welded together b means of a plurality of w elding points These buildings are expensiv e to produce, the material costs being high and also, a lot of w ork is required to produce them and a great proficiency is required of the people producing these buildings Also, special tools are required to produce the buildings Also, they are difficult to handle, because they are heavy and bulky The hauling and the packing of these turn kev buildings are often expensiv e, problem-ridden moments and increase the cost of the deliv ery to the final erection site, located in any part of the w orld Also, these transports constitute env ironmental hazards , since large amounts of fuel are required to cany these buildings to all parts of the w orld Also, it is difficult, when using this technique, to obtain an aestheticly attractive building at a cheap rate, since it is necessary to fasten the sheets either at the outer or the inner side of the frame Insulation and other special building measures often are required in order to obtain a functioning building and these toils are v ery time-consuming and consequently expensiv e to carry out The flexibility as regards the production technique is also limited w ith this known technique and custom-made solutions are often required to meet the requirements of the purchaser as to outer and inner design as well as the requirements of the purchaser as to a stable and functioning building This means, that the cost estimates of producing the buildings will not be satisfactory as regards the production costs in the factory When a kit of already known constructions is deliv ered to a site in a certain country , there often are, exactly at that site, neither the required tools nor the required proficiency and expertise necessary to carry out the welding, the erection and the mounting in a completely satisfactory w ay BRIEF DESCRIPTION OF THE INVENTION The object of the present invention is to eliminate the above-mentioned drawbacks with the production of buildings, particularly designed for accomodatmg technical plants having a substantial weight A main object of the invention is to produce a buildmg, which despite a light weight construction is able to support heav y loads on floors and w alls as well as to resist high stresses arising due to wind, snow, rain, cold and heat loads Another object of the inv ention is to produce a building, which it is easy to transport and handle, either as a turn key building or as a so called flat pack, 1 e packed as flat building section parts An additional object of the inv ention is to produce a building at a low cost, which has a high quality and satisfactory finish , strength and stability also being obtained Another object of the inv ention is lo produce a building, which it is easy to quicklv modify depending on the requirements An additional object of the inv ention is to produce a building, w hich can be handled by means of a truck ithout extra loading measures as w ell as can be easily lifted by means of a crane without a lot of fuss One object of the inv ention is to produce a building, w hich it is easy to EMC-suppress by means of guiding lists in all the joints bet een the building elements An additional object of the inv ention is to produce a building, w hich can be erected on feets and w hich consequently can be erected w ithout hav mg to carry out any particular foundation work Another object of the inv ention is to be able to transport the building without or with a minimum of packing measures and materials without subjecting the buildmg to damages or serious scrapings, since it can be easily packed and transported m an ISO standard container, either as a turn key buildmg or as a "flat pack". In accordance with the inventive idea the above-mentioned problems are solved by mounting comer angle profiles at the comers of the building, the angular legs of the comer angle profiles being fastened to the walls, as well as the entne weight of the building being received at its comers by means of surfaces, fastened to the lower ends of the comer angle profiles a short distance from tiie lowermost edge of the comer angle profiles, and the comer angle profiles extending along substantially the entire height of the walls BRIEF DESCRIPTION OF DRAWINGS Fig 1 shows an embodiment of the building according the present invention ; Fig 2 shows an embodiment of a corner of the buildmg, shown in cross-section in a horizontal view ; Fig 3 shows the comer angle profile ; Fig 4 shows a cross-section along line A-A in Fig 3 , Fig 5 shows a cross-section along line B-B in Fig 3 , Fig 6 shows an embodiment of the lower end of the comer angle profile, which end is designed to recieve a comer of the building as well as to constitute a foot of the building , Fig 7 shows, how a building according to the invention can be lifted in the upper end of the comer angle profiles for handling, transporting and loading the building , Fig 8 show s , how an additional floor frame, made of metal, e g aluminum or the like, can be mounted below the sand ich laminated building element , Fig 9 shows a longitudinal cross-section of an ISO standard container and how two buildings 1 according to the invention can be placed in the container , and Fig 10 show s a longitudinal cross-section of an ISO standard container and how six "flat packs" of the parts of the buildings according to the in ention are accomodatcd in such a container DETAILED DESCRIPTION OF PREFERRED EMBODIMENTS OF THE INVENTION In Fig 1 an embodiment of the inv ention is show n in perspectiv e, namely a building 1 hav ing a roof 2 as w ell as w alls 3,4,5,6 and a floor 7, short side 3 hav ing a door opening 8 Walls 3,4,5,6 and floor 9 comprise frame structures 10, each comprising crossbars 11 made of wood, plastic, metal or any other suitable material, the hollow spaces in the frame structures 10 being filled w ith a relatively thick insulating material, preferably an extruded polystyrene, functioning as an insulating core 15, as vv ell as at each side of this material an outer 13 and an inner 14 relativ ely thm lay er of suitable materials, preferably metals and/or plywood, being fastened to frame structure 10 by means of e g screw s, nails or πv ets in order to obtain sandwich laminated building panel elements 12 Walls 3,4,5,6 and floor 9 are joined together and subsequently comer angle profiles or nons 20 are mounted along corners 16,17,18,19 of building 1 by fastening them to those walls 3,4,5,6, which are positioned adjacent each other along the respectiv e co ers 16,17,18,19 , roof 2 subsequently being mounted All this can be done either in a factory or the parts of the building can be packed up, being provided w ith fittings and fastening materials, e g scre s , fittings and possibly simple hand tools, designed for the construction of the budding at its site, into a so called flat pack to be hauled to the site Comer angle irons 20 each one has two surfaces 23,24 at its lowermost end 22, which are fastened at right angles to the longitudinal direction of the comer angle profiles and extend to a position below the budding Surface 23 is positioned a small distance upwards from lowermost end 22 of the comer angle profde and is designed to receive the respective comers 16,17,18,19 of budding 1, and surface 24 is positioned along lower edge 25 of comer angle profde 20 and is designed to, jointly with lowermost end 22 of each comer angle profile 20, constitute erection feet 26 of the budding Building 1 will be particularly stable, easy to lift, easy to handle and haul due to the combination of the substantial sheet stiffness and the small weight of building panel elements 12 and the strength and design of the comer angle profϋes 20, the co er loads of budding 1 being received on surfaces 23, positioned a distance from lowermost end 22 of comer angle profiles 20. The dimensions of floor 7 are roughly the same as the inner dimensions of building 1, lower edge 27 of floor 9 being positioned along lower edges 28,29,30,31 of the respective walls 3,4,5,6. Fig. 2 shows an embodiment of a comer of the budding seen in cross-section and from above. It is shown, how comer angle profde 20 is fastened by means of screws 32,33 to outer sides 13 of budding panel sheets 12, as well as how a screw 34 holds together wall frames 10. Surface 23, which receives the comer loads of budding 1 and is shown with dashed lines, extends to a position below the budding. Fig. 3 shows co er angle profile 20 with holes 34 for screws 32,33 as well as a larger hole 35 with threads , designed for a removable fastening of a fitting, designed for lifting the entire building, e.g. by using a crane, which fitting is easy to remove, when the building finally has been erected, and it is also easy to mount it again later, in case it is necessary to lift the building, e.g. when it is to be moved. Fig. 4 shows a cross-section along line A-A in Fig. 3. Surface 24 is fastened by means of e.g. welding to lower ends 22 of corner angle profiles 20 and constitutes erection feet 26 of the building and extends from the co ers of corner angle profde 20 to a position below building 1. Fig. 5 shows a cross-section along line B-B i Fig. 3. Surface 23 is in the same way as surface 24 fastened e.g. by means of welding to comer angle profiles 20 but positioned at a certain distance upwards from their lower ends 22 and extends from the comers of corner angle profdes 20 to a position below die building 1. Fig. 6 shows an embodiment of surfaces 23,24 , designed to receive the comers of the building as well as the foot of the building. These surfaces 23,24 consist of the upper and the lower surface of a part 28, similar to a square tube, which part is fastened to lower part 22 of the comer angle profile. This part 28, simdar to a square tube, is in this case obtained by welding two similar parts together and is used as stable platforms for the comer loads of building 1 and efficient erection feet 26 for budding 1. Fig. 7 shows, how a budding according to the invention can be lifted e.g. by means of a crane using the fittings, mounted in holes 35 in the upper ends of comer angle profdes 20. Fig. 8 shows, how an additional floor frame 39, made of metal, e.g. aluminum or the like, can be mounted below die sandwich laminated building element, which is used as floor 7, when exceptionady heavy floor loads are present. They w l in this way reinforce the construction of the building via the comer angle profdes and their surfaces 23. Fig 9 shows a cross-section of an ISO standard container and how two buddmgs 1 according to the invention can be placed in it and be hauled , no packing means but the container being required Fig 10 show s a longitudinal cross-section of an ISO standard container and how six "flat packs" of the parts included m the invention are accommodated in such a container Lifting points 40 are arranged on additional frame 39 on each side of the center of the long side or the short side, to be able to handle buddmg 1 by means of a crane Since the budding according to the invention consists of a small amount of parts, it is easy to make holes in the floor, the w alls and the roof and furthermore onlv tw o persons are able to easily and quickly erect the building by using simple hand tools Intergrated erection prev ent pressure damages from below and the buddings is so protected against moisture damage from below The sanw ich panels are in their standard design made of tw o galv anized and painted sheets of steel, an insulating core being inserted bet een said sheets, the core being made of e g self-extinguishing extruded pol styrene, EPC Various types of panel materials can be used All the joining surfaces are sealed against dust and moisture, w hen the sandw ich panels are mounted Also, the roof panels are sealed by using an additional outer sealmg compound The w all and roof panels can be color ad j usted and be prov ided w ith outer decorativ e panels, made of various materials and hav ing a special layout The budding can be handled bv a lifting truck from the long sides as well as the short sides The inv ention can of course be modified in manv different w av s w ilhin the frame w ork of the mv entiv e idea , defined by the enclosed claims

Claims: CLAIMS 1 A flexible and mountable building, designed to primarily accommodate plants having a considerabler weight , e g electronics plants, telephone mstallations, signal plants and power plants, which budding has a low weight and comprises a roof, a floor and walls, at least the walls (3,4,5,6) of the budding consisting of light weight sandwich laminated bu ding panel elements (12) having a high sheet stiffness and including a frame construction (10), c h a r a c t e r i z e d in that at the co ers (16,17,18,19) of the budding (1) comer angle profiles (20) are mounted, the angular legs (21) of the corner angle profiles (20) being fastened to the walls (3,4,5,6), as well as the entire w eight of the bu ding (1) being receiv ed at its comers (16,17,18,19) by means of surfaces (23), fastened to the lower ends of the the comer angle profdes at a certain distance from the lowermost edge of the co er angle profdes, and the comer angle profiles (20) extending along substantially the entire height of the walls (3,4,5,6) 2 A flexible and mountable budding according to claim 1, c h a r a c t e r i z e d in that the walls (3,4,5,6) as well as the floor (9) consist of frame constructions (10) , which consist of crossbars (11), made of wood, metal, plastic materials or any other suitable materials, and in that the hollow spaces in the frame constructions (10) are filled with a relativ ely thick insulating core (15), preferably made of an extruded polystyrene, as wed as two thin layers, each one positioned at each side of said core and made of e g metal and/or plywood, which are fastened to the frame construction (10) by means of e g screws or rivets, the frame constructions (10) , which constitute the wads (3,4,5,6) and the floor (9) and the roof (2), being joined together to obtain a buildmg (1), and m each one of the comer angle profdes (20) of the buildmg at a certain distance from the lowermost edge at least one flange being fastened by means of welding to the comer angle profdes, said flange constituting the surface (23), which extends perpendicularly to the longitudinal direction of the comer angle profde (20) and recieves the comers (16,17,18,19) of the buddmg (1) 3.A flexible and mountable budding according to claim 2, c h a r a c t e r i z e d in that at the lowermost end (25) of each comer angle profile (20) an additional flange (24) is fastened, which wid constitute the erection feet (26) of the buildmg (1) 4.A flexible and mountable budding according to claim 3, characterized in that the two surfaces (23,24) designed to receive the comers of the budding as well as functioning as the erection feet of the budding consist of a portion (28) of a square tube or the like having an upper (23) and a lower surface (24) and are fastened to the lowermost part (22) of the comer angle profde. 5.A flexible and mountable budding according to claim 4, characterized in that said portion (28) consists of two portions welded together to obtain a square tube, which is welded to the co er angle profde (20) at each comer and constitutes partly stable platforms for die comer loads of the budding (1) and partly efficient erection feet (26) for the building (1). 6.A flexible and mountable building according to claim 1, characterized in that the outer and the inner relatively thin layers (13,14) of the sandwich laminated building panel elements (12) are made of any suitable material , preferably metal and/or plywood. 7.A flexible and mountable building according to claim 1, characterized in that a hole (35) is made in the upper end of the co er angle profile, which hole faces the roof and is designed to, when the budding is to be handled by means of a crane, receive a fitting for fastening a chain or the like. 8.A flexible and mountable building according to claim 2, characterized in that an additional floor frame (39), made of metal, e.g. aluminum or the like, is mounted below the sandwich laminated budding element, which constitutes the floor (7), said frame, when the floor loads are exceptionady heavy, via the comer angle profdes and their surfaces (23), reinforcing the construction of the building. 9.A flexible and mountable building according to claim 8, characterized in that lifting points (40) are mounted on said additional frame (39), on each side of the center of the long or the short side , designed to allow the handling of the budding (1) by means of a crane.

Inventors: JOHNSON RICHARD, JOHNSON, RICHARD
Applicants: JACO FABRIKS AB, JOHNSON RICHARD, JOHNSON, RICHARD
Application year: 2001
Main classification: E04H1
IPC codes: E04H1