DK164959B - Floor construction for buildings - Google Patents
Floor construction for buildings Download PDFInfo
- Publication number
- DK164959B DK164959B DK660089A DK660089A DK164959B DK 164959 B DK164959 B DK 164959B DK 660089 A DK660089 A DK 660089A DK 660089 A DK660089 A DK 660089A DK 164959 B DK164959 B DK 164959B
- Authority
- DK
- Denmark
- Prior art keywords
- beams
- primary
- concrete
- secondary beams
- floor construction
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
- E04B5/36—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor
- E04B5/38—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor with slab-shaped form units acting simultaneously as reinforcement; Form slabs with reinforcements extending laterally outside the element
- E04B5/40—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor with slab-shaped form units acting simultaneously as reinforcement; Form slabs with reinforcements extending laterally outside the element with metal form-slabs
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/17—Floor structures partly formed in situ
- E04B5/23—Floor structures partly formed in situ with stiffening ribs or other beam-like formations wholly or partly prefabricated
- E04B5/29—Floor structures partly formed in situ with stiffening ribs or other beam-like formations wholly or partly prefabricated the prefabricated parts of the beams consisting wholly of metal
Description
DK 164959BDK 164959B
iin
Den foreliggende opfindelse angår en gulvkonstruktion til bygninger omfattende primærbjælker, sekundærbjælker understøttet af primærbjælkerne og en betonplade, der er støbt på stedet i en trapezformet metal form understøttet af primær- og sekundærbjælkerne, hvor sekun-5 dærbjælkerne er anbragt mellem primærbjælkernes over- og underflanger, og hvor sekundærbjælkernes overflanger ligger i et betydeligt lavere niveau end overflangerne af primærbjælkerne, så at formen med et profil parallelt med primærbjælkerne skaber betonbjælker, som er parallelle med primærbjælkerne og beliggende betydeligt under 10 niveauet af primærbjælkernes overflanger, medens betonpladen ellers er beliggende betydeligt over primærbjælkerne.The present invention relates to a floor structure for buildings comprising primary beams, secondary beams supported by the primary beams and a concrete slab molded on-site in a trapezoidal metal form supported by the primary and secondary beams, wherein the secondary beams are arranged between the primary beams and the primary beams. and wherein the surfaces of the secondary beams are at a substantially lower level than the surfaces of the primary beams, so that the shape of a profile parallel to the primary beams creates concrete beams which are parallel to the primary beams and located significantly below the level of the primary beams surfaces, while the concrete beam is otherwise substantially above the beams. .
Kendte gulvkonstruktioner (se f.eks. US-A 6.200.274, US-A 4.653.237, US-A 3.527.007 og EP-A 113.972) er såkaldte sammenvirkningskonstruk-15 tioner, d.v.s. konstruktioner, hvor kræfterne mellem bjælker og form overføres direkte i sammenvirkning mellem disse eller via forskellige typer af forbindelses- eller samvirkningselementer.Known floor structures (see, e.g., US-A 6,200,274, US-A 4,653,237, US-A 3,527,007 and EP-A 113,972) are so-called interlocking structures, i.e. structures in which the forces between beams and form are transmitted directly in interaction between them or via different types of connecting or interlocking elements.
Ifølge opfindelsen er det for gulvkonstruktionen ejendommelige, at 20 den trapezformede metal form hverken er forbundet med primærbjælkerne eller sekundærbjælkerne og er frit bevægelig på primær- og sekundærbjælkerne.According to the invention, it is peculiar to the floor construction that the trapezoidal metal form is neither connected to the primary beams nor to the secondary beams and is freely movable on the primary and secondary beams.
Gulvkonstruktionen i henhold til opfindelsen er således en ikke-sam-25 virkningskonstruktion, hvor formen (betonbjælkerne) ikke er forbundet med hverken primærbjælkerne eller sekundærbjælkerne og følgelig er frit bevægelig på disse bjælker. Ikke-samvirkningskonstruktioner er blevet mere økonomiske end samvirkningskonstruktioner, som er mere tidsforbrugende og følgelig dyrere på grund af den nødvendige 30 fremstilling af en stor mængde robuste forbindelseselementer og vanskelighederne ved montering af disse. Derimod vil den større mængde stål i ikke-samvirkningskonstruktionerne kun have lille indvirkning på prisen. Gulvkonstruktionen omfatter et sæt materialer, hvor de bedste egenskaber ved de forskellige materialer er 35 kombineret, så at gulvkonstruktionen foruden at være teknisk ac ceptabel og tillade overdækning af store spændvidder også er økonomisk fordelagtig og kan forkorte den tid, der kræves til opbygningen. Endvidere er en gulvkonstruktion.i henhold til opfindelsen let at demontere og har stor genanvendelsesværdi, hvilket blivet stadigThus, the floor construction according to the invention is a non-cooperative construction in which the mold (concrete beams) are not connected to neither the primary beams nor the secondary beams and are therefore freely movable on these beams. Non-collaboration designs have become more economical than collaboration designs which are more time-consuming and, consequently, more expensive because of the necessary production of a large amount of robust connecting elements and the difficulties in assembling them. In contrast, the greater amount of steel in the non-cooperative structures will have little effect on the price. The floor construction comprises a set of materials where the best properties of the various materials are combined, so that the floor construction, in addition to being technically acceptable and allowing the covering of large spans, is also economically advantageous and can shorten the time required for the construction. Furthermore, a floor structure according to the invention is easy to disassemble and has a high recycling value, which remains
DK 164959 BDK 164959 B
2 vigtigere.2 more important.
Opfindelsen skal herefter forklares nærmere under henvisning til tegningen, der som et eksempel viser en gulvkonstruktion anvendt i 5 et parkeringshus, idet fig. 1 viser et sidebil 1ede af en del af gulvkonstruktionen, fig. 2 viser et tværsnit efter linien 2-2 i fig. 1, og 10 fig. 3 viser et tværsnit ligesom i fig. 2 men af en anden udførelsesform for opfindelsen.The invention will now be explained in more detail with reference to the drawing, which shows, as an example, a floor structure used in a parking garage, fig. 1 is a side view of a part of the floor structure; FIG. 2 shows a cross section along the line 2-2 in FIG. 1 and 10 in FIG. 3 shows a cross section like in FIG. 2 but of another embodiment of the invention.
Fig. 1 viser en del af et parkeringshus og en del af gulvkonstruk-15 tionen, som anvendes ved dettes konstruktion. Primærbjælker 11,12 og 13 er anbragt på søjler 14,15. Sekundærbjælker 16-20 i form af valsede I-bjælker er anbragt mellem primærbjælkerne og er orienteret vinkelret på disse.FIG. 1 shows part of a parking garage and part of the floor construction used in its construction. Primary beams 11,12 and 13 are placed on columns 14,15. Secondary beams 16-20 in the form of rolled I beams are arranged between the primary beams and are oriented perpendicular thereto.
20 Drænledninger 22 er anbragt mellem rækkerne af søjler 14 og 15.20 drain lines 22 are disposed between the rows of columns 14 and 15.
Primærbjælkerne er svejste I-bjælker således som vist i fig. 2, der har bueformede overflanger 23 og ret!i niede underflanger 24 således som vist i fig. 1.The primary beams are welded I beams as shown in FIG. 2 having arcuate surfaces 23 and straightened in inclined lower flanges 24 as shown in FIG. First
2525
Fig. 2 viser to koaksiale sekundærbjælker nemlig på den ene side bjælken 17, der er vist i fig. 1, og på den anden side en bjælke 25.FIG. 2 shows two coaxial secondary beams namely on one side the beam 17 shown in FIG. 1, and on the other hand a beam 25.
Disse har endeflanger, der er betegnet henholdsvis 26 og 27, og som hviler på understøtninger henholdsvis 28 og 29, der er svejst på 30 primærbjælkens 127s krop 30. Sekundærbjælkerne 17 og 25 holdes sammen ved hjælp af bolte 31. Mel!emlægsplader 32,33 er anbragt mellem primærbjælkerne 12's kroppe og sekundærbjælkernes flanger 26,27.These have end flanges designated 26 and 27, respectively, resting on supports 28 and 29, respectively, welded to the body of the 30 primary beam 127. The secondary beams 17 and 25 are held together by bolts 31. is disposed between the bodies of the primary beams 12 and the flanges of the secondary beams 26,27.
35 Oven på sekundærbjælkerne er der anbragt trapezformede, korrugerede plader 35,36 og 37 med længder, der er lige så lange som længden af primærbjælkerne. En overlapningsforbindelse mellem to plader 35,36 er vist ved 38 i fig. 2. Over hver primærbjælkes overflange 23 er der som vist i fig. 2 anbragt en flad plade 41, der har 335 On top of the secondary beams are trapezoidal, corrugated sheets 35,36 and 37 having lengths as long as the length of the primary beams. An overlap between two plates 35, 36 is shown at 38 in FIG. 2. Above the surface 23 of each primary beam, as shown in FIG. 2 is arranged a flat plate 41 having 3
DK 164959BDK 164959B
overlapningsforbindelser 29,30 i forhold til de trapezformede, korrugerede plader 35,37 på hver side af primærbjælken 12. Pladerne er fastgjort ved hjælp af bolte således som angivet ved 43, på flere steder, og det dannede pladedæk anvendes som blivende 5 forskallingsform til en betonplade 44, som støbes på stedet. På undersiden af betonpladen 44 danner den trapezprofilerede plade bjælker, der, da sekundærbjælkerne 16-20's overflanger 42 befinder sig ved et væsentligt lavere niveau end primærbjælkernes overflanger 23, vil blive beliggende væsentligt under primærbjælkernes 10 overflanger 23. Alle disse betonbjælker er betegnet 47. Betonpladen 44 er armeret over for revnedannelse ved hjælp af et armeringsnet 46. Metalpladeformen omkring betonpladen 44's bjælker 47 er belastningsbærende, men bjælkerne kan også være forstærket ved hjælp af langsgående armeringsstænger 48.overlap 29,30 with respect to the trapezoidal, corrugated plates 35.37 on each side of the primary beam 12. The plates are fixed by bolts as indicated at 43 in several places, and the formed plate deck is used as a permanent formwork for a concrete slab 44, which is cast on site. On the underside of the concrete slab 44, the trapezoidal profiled slab forms beams which, since the surfaces 42 of the secondary beams 16-20 are at a substantially lower level than the surfaces 23 of the primary beams, will be substantially below the surfaces 23 of the primary beams 10. All of these concrete beams are designated 47. 44 is reinforced against cracking by a reinforcing mesh 46. The metal plate shape around the beams 47 of the concrete slab 44 is load-bearing, but the beams can also be reinforced by longitudinal reinforcing bars 48.
1515
Armeringen i betonpladen 44 og dennes bjælker 47 er overordentlig simpel. Den kan derfor anbringes hurtigt, hvilket formindsker den tid, der kræves til konstruktionen.The reinforcement in the concrete slab 44 and its beams 47 is extremely simple. Therefore, it can be placed quickly, reducing the time required for the construction.
20 Primærbjælkerne 12's overflanger er bueformede ved midterdelen beliggende mellem sekundærbjælkerne således som vist i fig. 1. Buen har i det væsentlige den form, som pladerne 35,36,37 ville antage på grund af deres egenvægt, hvis de blev anbragt på en sådan måde, at de alene var understøttet på en midterunderstøtning. Uden for 25 sekundærbjælkerne 17 og 19 er overflangerne 23 retliniede men skråtstillede. Forbindelsen mellem den bueformede del og begge de retliniede dele er fortrinsvis asymptotisk. Fastgørelsen af sekundærbjælkerne 16-20 støder op til bueformen af primærbjælkernes overflanger. Denne bue letter installationen af pladen og bidrager 30 til en hældning, der er velegnet til dækket i et parkeringshus.20 The surfaces of the primary beams 12 are curved at the center portion located between the secondary beams as shown in FIG. 1. The arch is essentially the shape that the plates 35,36,37 would assume because of their own weight if placed in such a way that they were supported only on a center support. Outside of the secondary beams 17 and 19, the surfaces 23 are rectilinear but inclined. The connection between the arcuate portion and both of the rectilinear portions is preferably asymptotic. The attachment of the secondary beams 16-20 is adjacent to the arc shape of the surfaces of the primary beams. This arch facilitates the installation of the slab and contributes 30 to a slope suitable for the deck of a parking garage.
Yderligere kan der findes en fortykkelse af betonpladen hen mod midten, hvis overfladen af betonpladen er anbragt retliniet mod en ryg over midten af primærbjælken, hvilket er fordelagtigt for et parkeringshus, idet det er her, at kørebanerne fortrinsvis befinder 35 sig. Mellem enderne af primærbjælkerne 19,13 og vinkelret på disse forløber drænledningerne 22, der er forbundet med drænrør, som forløber langs med bæresøjlen 15 for primærbjælkerne. Drænledningerne dræner ikke alene overfladen af betonpladen men også forskallingspladen, hvis der skulle udvikle sig fugtighed mellem denne ogFurther, there may be a thickening of the concrete slab towards the center if the surface of the concrete slab is positioned rectilinear to a ridge above the center of the primary beam, which is advantageous for a parking garage, where it is here that the lanes are preferably located. Between the ends of the primary beams 19,13 and perpendicular to these, the drainage lines 22, connected by drainage pipes, extend along the supporting beam 15 of the primary beams. The drainage pipes drain not only the surface of the concrete slab but also the formwork slab if moisture should develop between it and the
DK 164959BDK 164959B
4 betonen. Pladen udgør derfor et ekstra tætningslag.4 concrete. The plate therefore forms an additional sealing layer.
Fig. 3 viser en ændret udførelsesform, hvor den trapezformede, korrugerede plade har en overflange 50, der er bred nok til helt at 5 dække primærbjælkens overflange 23. Overflangen 50 har tværgående forstærkningsoptrykninger til forøgelse af dens stivhed, og sømmene 51,52 er lodrette i midten af underflangerne og strækker sig i det mindste op til niveauet for overflangerne 50 eller lidt højere således som vist på tegningen. Hver plade omfatter derfor en halv, 10 smal underflange 53,54 på hver side af en bred overflange 50. De lodrette sømme danner armeringer til betonen. En underflange 52 og en underflange 53 på en hosværende plade danner følgelig tilsammen en komplet bundflange. En armering mod revnedannelse i form af et net kan også være anvendt således som vist i fig. 2. Det plademetal, 15 der danner de lodrette sømme, kan også være forsynet med små op-trykninger eller indtrykni nger til forøgelse af dets adhesion i forhold til betonen. Den udformning af pladerne, der er vist i fig.FIG. 3 shows a modified embodiment in which the trapezoidal, corrugated plate has a surface 50 wide enough to fully cover the primary beam surface 23. The surface 50 has transverse reinforcement prints to increase its stiffness and the seams 51.52 are vertical in the middle of the lower flanges and extend at least up to the level of the surfaces 50 or slightly higher as shown in the drawing. Each slab therefore comprises a half, 10 narrow lower flange 53.54 on each side of a wide surface 50. The vertical seams form reinforcements for the concrete. Accordingly, a lower flange 52 and a lower flange 53 on a present plate together form a complete bottom flange. A reinforcement against cracking in the form of a net can also be used as shown in FIG. 2. The sheet metal forming the vertical seams may also be provided with small prints or impressions to increase its adhesion to the concrete. The configuration of the plates shown in FIG.
3, kan yderligere forkorte den tid, der kræves til konstruktionen.3, may further shorten the time required for the construction.
20 25 30 3520 25 30 35
Claims (1)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8702678 | 1987-06-29 | ||
SE8702678A SE461108B (en) | 1987-06-29 | 1987-06-29 | BJAELKLAG FOR BUILDINGS |
PCT/SE1988/000358 WO1989000224A1 (en) | 1987-06-29 | 1988-06-29 | Floor structure for buildings |
SE8800358 | 1988-06-29 |
Publications (4)
Publication Number | Publication Date |
---|---|
DK660089D0 DK660089D0 (en) | 1989-12-22 |
DK660089A DK660089A (en) | 1989-12-22 |
DK164959B true DK164959B (en) | 1992-09-21 |
DK164959C DK164959C (en) | 1993-02-15 |
Family
ID=20369002
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK660089A DK164959C (en) | 1987-06-29 | 1989-12-22 | FLOOR CONSTRUCTION FOR BUILDINGS |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0385998B1 (en) |
DE (1) | DE3871960T2 (en) |
DK (1) | DK164959C (en) |
FI (1) | FI896312A0 (en) |
NO (1) | NO895223L (en) |
SE (2) | SE461108B (en) |
WO (1) | WO1989000224A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NZ240185A (en) * | 1990-10-11 | 1993-11-25 | Robert Cameron Reid | Concrete floor system with metal formwork and bar chairs |
WO2006064989A1 (en) * | 2004-12-16 | 2006-06-22 | B.B.M Korea Co., Ltd | Deck plate for reinforced concrete structure and structure construction method thereof |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US602274A (en) * | 1898-04-12 | Sheet or plate girder | ||
DE1056347B (en) * | 1958-04-25 | 1959-04-30 | Maschf Augsburg Nuernberg Ag | Method for prestressing steel beams, in particular beams of a composite panel |
US3147571A (en) * | 1959-03-20 | 1964-09-08 | Bethlehem Steel Corp | Concrete bridging beam form |
US3251167A (en) * | 1963-04-05 | 1966-05-17 | Robertson Co H H | Composite concrete floor construction and unitary shear connector |
US3462902A (en) * | 1965-12-20 | 1969-08-26 | Robertson Co H H | Composite floor construction |
US3527007A (en) * | 1968-08-12 | 1970-09-08 | Ira J Mcmanus | Steel joist connection and end connection therefor |
US3720029A (en) * | 1970-07-02 | 1973-03-13 | Robertson Co H H | Flooring section and composite floor utilizing the same |
CA1172463A (en) * | 1983-01-17 | 1984-08-14 | Felix Laurus | Double top chord |
US4653237A (en) * | 1984-02-29 | 1987-03-31 | Steel Research Incorporated | Composite steel and concrete truss floor construction |
-
1987
- 1987-06-29 SE SE8702678A patent/SE461108B/en not_active IP Right Cessation
-
1988
- 1988-06-29 DE DE8888906197T patent/DE3871960T2/en not_active Expired - Fee Related
- 1988-06-29 EP EP19880906197 patent/EP0385998B1/en not_active Expired
- 1988-06-29 WO PCT/SE1988/000358 patent/WO1989000224A1/en active IP Right Grant
-
1989
- 1989-01-19 SE SE8900176A patent/SE461109B/en not_active IP Right Cessation
- 1989-12-22 DK DK660089A patent/DK164959C/en not_active IP Right Cessation
- 1989-12-22 NO NO89895223A patent/NO895223L/en unknown
- 1989-12-28 FI FI896312A patent/FI896312A0/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE8702678D0 (en) | 1987-06-29 |
SE8702678L (en) | 1988-12-30 |
EP0385998A1 (en) | 1990-09-12 |
DK660089D0 (en) | 1989-12-22 |
SE461108B (en) | 1990-01-08 |
SE461109B (en) | 1990-01-08 |
DK660089A (en) | 1989-12-22 |
SE8900176L (en) | 1989-01-19 |
SE8900176D0 (en) | 1989-01-19 |
NO895223D0 (en) | 1989-12-22 |
WO1989000224A1 (en) | 1989-01-12 |
DE3871960T2 (en) | 1993-02-18 |
DE3871960D1 (en) | 1992-07-16 |
EP0385998B1 (en) | 1992-06-10 |
DK164959C (en) | 1993-02-15 |
FI896312A0 (en) | 1989-12-28 |
NO895223L (en) | 1989-12-22 |
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Legal Events
Date | Code | Title | Description |
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PBP | Patent lapsed |