CN102888928A - Assembled type hollow grid plate floor system - Google Patents
Assembled type hollow grid plate floor system Download PDFInfo
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- CN102888928A CN102888928A CN2011102005523A CN201110200552A CN102888928A CN 102888928 A CN102888928 A CN 102888928A CN 2011102005523 A CN2011102005523 A CN 2011102005523A CN 201110200552 A CN201110200552 A CN 201110200552A CN 102888928 A CN102888928 A CN 102888928A
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Abstract
The invention discloses an assembled-type hollow grid plate floor system. The assembled-type hollow grid plate floor system is characterized in that the floor system structure comprises shearing force prefabricated components (1) and prefabricated slabs (2); the shearing force prefabricated components (1) are connected and fixed with each other to form a shear key grid rib; the shearing force prefabricated components (1) comprise shear keys (3) and lower rib branches (4); the shear keys (3) are vertically arranged; one end of each lower rib branch (4) is connected with the lower part of each shear key to form an integral body; the end part of the other end of the lower rib branch (4) is provided with a connection reserving device (5); the lower rib branches (4) of the shearing force prefabricated components (1) connect with each other through the connection reserving devices (5); the prefabricated slabs (2) are tightly spliced; four corners of the prefabricated slabs are fixed on the shear keys of the shearing force prefabricated components respectively; and closing plates are arranged on the lower rib branches of the floor system structure. By the assembled-type hollow grid plate floor system, the assembly units consider shear keys as centers, the lower rib branches are distributed around the shear keys, the force bearing structures of the components are reasonable; and the shear keys can give full play to shearing resistance performance, and the lower rib branches can fully play a tensile role.
Description
[technical field]
The present invention relates to prefabricated superstructure, especially assembling empty stomach waffle slab superstructure.
[background technology]
Along with China's economic construction develops rapidly, the most of span of the public and industrial construction in the infrastructure is at the public and industrial construction of 18m～30m, and service load is at 3kN/m
2～5kN/m
2Between account for the overwhelming majority, and be individual layer more than 90% in these buildings, when having taken a large amount of soil, forest and green area are successively decreased year by year, why not adopt the large span multistory building, its key point is how the long-span floor system structure reaches the technical requirements of " safely, rationally, first chance, economy ".Along with the every mu of unit price in soil increases rapidly, not only expense is high to build individual layer again, analyzes from China's Rational Land utilization, and the large span multilayer is public imperative with the research and development industrial construction New Structural Floor.
[summary of the invention]
The object of the invention is to: provide a kind of Long-span Multi-storey Frame degree public New Structural Floor technology with industrial construction, thereby solve the problem of long-term puzzlement engineers and technicians and user relevant " the superstructure manufacturing cost is too high ", also find a kind of construction simple for Long-span Multi-storey Frame degree building simultaneously, cost is lower, and can save in a large number the new structure of urban architecture land used.
The present invention is achieved in that at first the requirement according to building function, determine the number of plies of building and the layout of span and usable floor area and post net, adopt the shearing prefabricated units, precast plate and a small amount of cast-in-situ concrete structure are assembled on an empty stomach waffle slab superstructure of assembling of the present invention, the shearing prefabricated units are made in factory's (workshop or precasting yard), described shearing prefabricated units comprise shear connector, lower rib limb, shear connector vertically arranges, the bottom of lower rib limb one end and shear connector connects into integral body, the other end end of lower rib limb is provided with the connection reservation device, by connecting reservation device so that a plurality of shearing prefabricated units lower rib limb each other is connected, piece together tight the setting between the precast plate, four angles of precast plate are separately positioned on the shear connector of shearing prefabricated units fixing, are provided with closure plate at the lower rib limb of building cover structure.Like this, assembling empty stomach waffle slab superstructure assembled unit is centered by shear connector, lower rib limb be distributed in shear connector around, the member load-carrying construction is reasonable, shear connector can be given full play to shear behavior, lower rib limb then can be given full play to drawing-resistant function, simultaneously, be conducive to the assembling of prefabricated units, the end arranges and connects the connection that reservation device can make things convenient for lower rib limb between the prefabricated units, this shearing prefabricated units have manufacture and transport very convenient, and, so also being conducive to industrialization produces in enormous quantities, the member precision is high, and intensity is large, and guarantee has very important function to structural safety, structure can not destroyed when the geological disasters such as earthquake that meet above design grade intensity immediately, makes people that can be arranged enough transfer time.In addition; also can T-shaped elasticity fillet or I-shaped elasticity fillet be set at the precast plate seam crossing of piecing together tight setting; can effectively prevent from seeping water and guarantee precast plate assembly each other fit the seam closely knit; make it when running into the geological disasters such as earthquake; precast plate has buffering each other; can not cause rigid impact to destroy; further improved structural safety performance; the setting of closure plate; so that the structure lower surface is smooth, can directly do decorative coveringn in the bottom surface, made things convenient for construction application; do encapsulation process in closure plate and lower rib limb connection; as rubber pad is set; behind the fluid sealant, then can with lower rib limb closed protective, make it be difficult for getting rusty; can save a large amount of structure later maintenance expenses, and the steel face of effectively having protected structure to expose.
Feature of the present invention is that also described lower rib limb is hollow tubular, and the cross section is rectangle.Like this, the weight of time rib limb that lower rib limb has been the hollow tubular decrease, simultaneously, also improved the flexural capacity of time rib limb, and the interface is that rectangle is conducive to manufacture, after being applied in the superstructure, superstructure bottom surface mesh is the plane, is conducive to carrying out of follow-up fitment operation.
Feature of the present invention is that also described lower rib limb is hollow tubular, and the cross section is circular.Like this, the rib limb is hollow tubular instantly, and when the cross section was circular, lower rib limb High anti bending strength made it when running into earthquake disaster, is not easy to fracture, and has increased substantially the security performance of superstructure.
Feature of the present invention is that also described lower rib limb is hollow tubular, and lower rib limb inwall has the concrete layer.Like this, after the lower rib limb inwall of hollow tubular arranged the concrete layer, the steel tube wall of lower rib limb can be very thin, can reduce cost, and the rigidity of lower rib limb has obtained increasing substantially, and makes its lower rib limb not yielding.
Feature of the present invention is that also relative two the vertical internal faces of described lower rib limb have the concrete layer, like this, when relative two the vertical internal faces of lower rib limb of hollow tubular have the concrete layer, the steel tube wall of lower rib limb can be very thin, can reduce cost, and the rigidity of lower rib limb has obtained increasing substantially, and makes its lower rib limb not yielding, simultaneously, also improved the shear resistance of time rib limb, make its in earthquake disaster, bear local large shearing at present the rib limb can not fracture, improved the security performance of building.
Feature of the present invention is that also described shear connector is hollow tubular, like this, when shear connector is hollow tubular, shear connector lightweight, transportation and install very light, and, also can pour into a mould high-strength concrete after the installation and improve its shear resistance.
Feature of the present invention is that also described shear connector is hollow tubular, and the shear connector inwall has the concrete layer.Like this, after the shear connector inwall of hollow tubular arranged the concrete layer, the steel tube wall of shear connector can be very thin, can reduce cost, and the rigidity of shear connector has obtained increasing substantially, and makes its shear resistance obtain significant reinforcement.
Feature of the present invention is that also described assembling empty stomach waffle slab superstructure outer wall has corrosion-inhibiting coating.Like this, shearing prefabricated units outer wall has corrosion-inhibiting coating, behind the component application, is not easy corrosion, and coating can play a good protection to the shearing prefabricated units.
Feature of the present invention is that also described corrosion-inhibiting coating is the ceramic coating layer.Like this, the protection of ceramic coating layer can effectively be protected the shearing prefabricated units.
Feature of the present invention also is to be provided with every rib in the described lower rib limb.Like this, every arranging of rib lower rib limb has been carried out significant reinforcement, particularly when every rib when lower rib limb direction arranges, more can significantly improve the resistance to tension of lower rib limb.
Feature of the present invention also is describedly vertically to arrange every rib.Like this, vertical arrange can further improve tension and the shear resistance of lower rib limb every rib, and the sectional dimension of lower rib limb can be done littlely.
Feature of the present invention also is to be connected by bolt between described lower rib limb and the shear connector.Like this, prefabricated units are in application process, and it is fast that connection speed is installed, and efficient is high, connect reliably, and connect error and can adjust when larger.
Feature of the present invention also is between described lower rib limb and the shear connector by being welded to connect.Like this, bonding strength is high between lower rib limb and the shear connector, is conducive to improve prefabricated units production efficiency.
Feature of the present invention also is to be connected by rivet between described lower rib limb and the shear connector.Like this, connect the production efficiency that can improve prefabricated units, rivet secure and reliable connection by rivet.
Feature of the present invention is that also described lower rib limb is provided with the socket joint device away from shear connector one end, and described socket joint device is bell-and-spigot pipe.Like this, adopt the socket joint connected mode to increase substantially connection speed between the lower rib limb of prefabricated units, particularly adopt the mode of bell-and-spigot pipe, manufacture simply, connect easy.
Feature of the present invention is that also described lower rib limb is provided with the socket joint device away from shear connector one end, and described bell-and-spigot pipe socket joint binding site is provided be used to the hole that passes rivet or bolt.Like this, the socket joint binding site can carry out further connection reinforcement by rivet or bolt, has improved the security performance of structure.
Feature of the present invention is that also described lower rib limb is provided with the socket joint device near shear connector one end, and described socket joint device is bell-and-spigot pipe, and shear connector connects with lower rib limb socket joint.Like this, employing socket joint connected mode has increased substantially the connection speed between shear connector and the lower rib limb, particularly adopts the mode of bell-and-spigot pipe, manufactures simply, connects easy.
Feature of the present invention is that also the section configuration of described lower rib limb is n shape.Like this, lower rib limb is the open interface of N-shaped, is conducive to the laying of hydroelectric line, simultaneously, also can prevent undermining anti-corrosion to inside configuration at any time and detect.
Feature of the present invention is that also the section configuration of described lower rib limb is U-shaped.Like this, lower rib limb is the open interface of N-shaped, is conducive to the laying of hydroelectric line, simultaneously, also can prevent undermining anti-corrosion to inside configuration at any time and detect.
Feature of the present invention is that also described lower rib limb is that the perfusion concrete forms in the steel Double U groove, and Cast-in-place concrete forms pressure-resisting plate in steel Double U groove.Like this, the Rigidity and strength of lower rib limb has obtained increasing substantially, make further attenuate of its steel outer wall, economical with materials, Cast-in-place concrete forms pressure-resisting plate in steel Double U groove after, when running into the geological disasters such as earthquake in building structure, can make lower rib limb bear huge resistance to compression load, from but structural entity can not damage.
It is characterized in that being provided with in the described U-lag support member of two walls of horizontal drawknot.Like this, like this, in U-shaped lower rib limb, the support member of two walls of horizontal drawknot is set after, the non-deformability of lower rib limb has obtained increasing substantially, and makes it be difficult for the deformed damaged structure in the antitorque load process of shearing resistance.
Feature of the present invention is that also described shear connector upper end is provided with bearing device.Like this, bearing device is set after, can be used as the cushion cap that precast plate or Bars In Poured Concrete Slab are installed.
Feature of the present invention is that also described bearing device is annular supporting plate.Like this, annular supporting plate can play the effect of strengthening hoop, and shear connector is waled reinforcement, simultaneously also can so that various difform prefabricated units can be installed on the supporting plate.
Feature of the present invention also is under the described annular supporting plate reinforcement support member is arranged.Like this, the supporting capacity of annular supporting plate is effectively guaranteed, and makes it can deformed damaged.
Feature of the present invention also is under the described annular supporting plate gusset is arranged.Like this, under the supporting plate gusset is arranged so that the support ability of supporting plate is greatly improved, it can be out of shape under design load, under the equal loading condition, supporting plate can be thinner, saving steel.
Feature of the present invention also is to be provided with crab-bolt on the described shear connector, like this, crab-bolt can be anchored at the integral body that forms together common load with shear connector and Cast-in-place concrete, can effectively prevent the prefabrication cast-in-place structure relative displacement of shear connector position, has fully guaranteed structural safety performance.
Feature of the present invention also is described shear connector and lower rib limb splicing place or descends rib limb and splicing place of lower rib limb to be provided with liner plate.Like this, liner plate is strengthened the splicing position, makes it be not easy fracture.
Feature of the present invention is that also described lower rib outlimb is provided with the transverse end panel.Like this, end plates are set after, can directly punch at end plates, connect with bolt again, simultaneously, can not damage lower rib limb wall body, and, can play the drawknot effect to lower each face of rib outlimb, make it not yielding.
Feature of the present invention is that also described lower rib limb is inverted T-shaped.Like this, can make things convenient for the connection of each node, the structural base surfacing can't blue limit, simultaneously, does not also form cavity or pipeline, is conducive to the maintenance in the steel work useful life.
Feature of the present invention is that also described lower rib limb inverted T-shaped top down enters in the shear connector, and forms common integral body by the solder joints face.Like this, the combination of lower rib limb and shear connector has obtained further reinforcement, opens a vertical seam at shear connector, then lower rib limb down is entered into, is welded to connect to form integral body again, so that its two globality is extremely strong, non-deformability is very good.
Feature of the present invention is that also at least two shear connectors are set up in parallel on the lower rib limb on the same straight line, and the lower rib limb that connects two shear connectors is the main rib limb, is divided into time rib limb that is of main rib limb both sides.Like this, a plurality of shear connectors are arranged on the lower rib limb on the same straight line, the convenient installation simultaneously, also has the effect that improves structural integrity,
Feature of the present invention is that also shear connector top is provided with the rib limb, and like this, upper rib limb can accurately be located shear connector, make it in transportation and installation process, be not easy deformed damaged, after the assembling, the whole load of upper rib limb participation structure is mainly born the load compressive stress.
Feature of the present invention also is to be welded with dowel in shear connector, dowel protrudes upward and exposes.Like this, described component application in the structure after, Cast-in-place concrete pours in the shear connector, dowel forms integral body with shear connector and cast-in-situ concrete structure anchor connection, has improved the cooperative bearing performance of structure.
[description of drawings]
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Fig. 1 is the on an empty stomach structural representation of waffle slab superstructure embodiment 1 of assembling of the present invention.
Fig. 2 is the on an empty stomach structural representation of waffle slab superstructure embodiment 2 of this assembling.
Fig. 3 is the on an empty stomach structural representation of waffle slab superstructure embodiment 3 of assembling of the present invention.
Fig. 4 is the on an empty stomach structural representation of waffle slab superstructure embodiment 4 of assembling of the present invention.
Fig. 5 is the on an empty stomach structural representation of waffle slab superstructure embodiment 5 of assembling of the present invention.
Fig. 6 is the on an empty stomach structural representation of waffle slab superstructure embodiment 6 of assembling of the present invention.
Fig. 7 is the on an empty stomach structural representation of waffle slab superstructure embodiment 7 of assembling of the present invention.
Fig. 8 is the on an empty stomach structural representation of waffle slab superstructure embodiment 8 of assembling of the present invention.
Fig. 9 is the on an empty stomach structural representation of waffle slab superstructure embodiment 9 of assembling of the present invention.
Figure 10 is the on an empty stomach structural representation of waffle slab superstructure embodiment 10 of assembling of the present invention.
Figure 11 is the on an empty stomach structural representation of waffle slab superstructure embodiment 11 of assembling of the present invention.
Figure 12 is the on an empty stomach structural representation of waffle slab superstructure embodiment 12 of assembling of the present invention.
Figure 13 is the on an empty stomach structural representation of waffle slab superstructure embodiment 13 of assembling of the present invention.
Figure 14 is the on an empty stomach structural representation of waffle slab superstructure embodiment 14 of assembling of the present invention.
Figure 15 is the on an empty stomach structural representation of waffle slab superstructure embodiment 15 of assembling of the present invention.
Figure 16 is the on an empty stomach structural representation of waffle slab superstructure embodiment 16 of assembling of the present invention.
Figure 17 is the on an empty stomach structural representation of waffle slab superstructure embodiment 17 of assembling of the present invention.
Figure 18 is the on an empty stomach structural representation of waffle slab superstructure embodiment 18 of assembling of the present invention.
Figure 19 is the on an empty stomach structural representation of waffle slab superstructure embodiment 19 of assembling of the present invention.
Figure 20 is the on an empty stomach structural representation of waffle slab superstructure embodiment 20 of assembling of the present invention.
Figure 21 is the on an empty stomach structural representation of waffle slab superstructure embodiment 21 of assembling of the present invention.
Figure 22 is the on an empty stomach structural representation of waffle slab superstructure embodiment 22 of assembling of the present invention.
Figure 23 is the on an empty stomach structural representation of waffle slab superstructure embodiment 23 of assembling of the present invention.
Figure 24 is the on an empty stomach structural representation of waffle slab superstructure embodiment 24 of assembling of the present invention.
Figure 25 is the on an empty stomach structural representation of waffle slab superstructure embodiment 25 of assembling of the present invention.
Figure 26 is the on an empty stomach structural representation of waffle slab superstructure embodiment 26 of assembling of the present invention.
Figure 27 is the on an empty stomach structural representation of waffle slab superstructure embodiment 27 of assembling of the present invention.
Figure 28 is the on an empty stomach structural representation of waffle slab superstructure embodiment 28 of assembling of the present invention.
Figure 29 is the on an empty stomach structural representation of waffle slab superstructure embodiment 29 of assembling of the present invention.
Figure 30 is the on an empty stomach structural representation of waffle slab superstructure embodiment 30 of assembling of the present invention.
Figure 31 is the on an empty stomach structural representation of waffle slab superstructure embodiment 31 of assembling of the present invention.
Figure 32 is the on an empty stomach structural representation of waffle slab superstructure embodiment 32 of assembling of the present invention.
Figure 33 is the on an empty stomach structural representation of waffle slab superstructure embodiment 33 of assembling of the present invention.
[specific embodiment]
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention as shown in drawings, described building cover structure includes shearing prefabricated units 1, precast plate 2, shearing prefabricated units 1 are connected to each other to fix and consist of shear connector 3 grid ribs, described shearing prefabricated units 1 comprise shear connector 3, lower rib limb 4, shear connector 3 vertically arranges, the bottom of lower rib limb 4 one ends and shear connector 3 connects into integral body, the other end end of lower rib limb 4 is provided with and connects reservation device 5, by connecting reservation device 5 so that a plurality of shearing prefabricated units 1 lower rib limb 4 each other is connected, the interval arranges between the precast plate 2, four angles of precast plate 2 are separately positioned on the shear connector 3 of shearing prefabricated units 1 fixing, Cast-in-place concrete grouting sealing is adopted at interval between the precast plate 2, precast plate 2 also can be pieced together tight setting, is provided with closure plate at the lower rib limb 4 of building cover structure.Such as Fig. 1,2,3,4, shown in 5, Fig. 1-5 is superstructure assembling schematic diagram, Fig. 4 wherein, Fig. 5 is for being the building cover structure schematic diagram, Fig. 6 reaches thereafter, and all figure are the on an empty stomach shearing prefabricated units structural representation of waffle slab superstructure employing of described assembling, as shown in Figure 5, described building cover structure is by a plurality of shearing prefabricated units 1, precast plate 2 splicings form, shearing prefabricated units 1 are connected to each other to fix and consist of shear key-type grid rib, described shearing prefabricated units 1 comprise shear connector 3, lower rib limb 4, shear connector 3 vertically arranges, the bottom of lower rib limb 4 one ends and shear connector 3 connects into integral body, the other end end of lower rib limb 4 is provided with and connects reservation device 5, by connecting reservation device 5 so that a plurality of shearing prefabricated units 1 lower rib limb 4 each other is connected, piece together tight the setting between the precast plate 2, four angles of precast plate 2 are separately positioned on the shear connector 3 of shearing prefabricated units 1 fixing, are provided with closure plate at the lower rib limb 4 of building cover structure, with the structure sealing of going to the bottom, be provided with the brace of connecting sealed plate at lower rib limb.
Feature of the present invention is that also described lower rib limb 4 is hollow tubular, and the cross section is rectangle.Such as Fig. 6, shown in Figure 7, described lower rib limb 4 is hollow tubular, and the cross section is rectangle.
Feature of the present invention is that also described lower rib limb 4 is hollow tubular, and the cross section is circular.Such as Figure 10, shown in Figure 11, lower rib limb 4 is hollow tubular, and the cross section is circular.
Feature of the present invention is that also described lower rib limb 4 is hollow tubular, and lower rib limb 4 inwalls have concrete layer 6.As shown in Figure 12 and Figure 13, lower rib limb 4 is hollow tubular, and lower rib limb 4 inwalls have concrete layer 6.
Feature of the present invention is that also described lower rib limb 4 relative two vertical internal faces have concrete layer 6.As shown in Figure 12 and Figure 13, lower rib limb 4 relative two vertical internal faces have concrete layer 6.
Feature of the present invention is that also described shear connector 3 is hollow tubular.Such as Fig. 8, shown in Figure 9, described shear connector 3 is hollow tubular.
Feature of the present invention is that also described shear connector 3 is hollow tubular, and shear connector 3 inwalls have concrete layer 6.As shown in figure 13, shear connector 3 is hollow tubular, and 3 four inwalls of shear connector all have concrete layer 6; Similarly, also can all be coated with concrete layer 6 at four outer walls of shear connector 3.
Feature of the present invention is that also described assembling empty stomach waffle slab superstructure outer wall has corrosion-inhibiting coating 7.Such as Figure 14, shown in Figure 15, assembling on an empty stomach waffle slab superstructure outer wall is coated with corrosion-inhibiting coating 7, similarly, also can be coated with corrosion-inhibiting coating 7 at assembling empty stomach waffle slab superstructure inwall.
Feature of the present invention is that also described corrosion-inhibiting coating 7 is the ceramic coating layer.Such as Figure 14, shown in Figure 15, described corrosion-inhibiting coating 7 is the ceramic coating layer.
Feature of the present invention also is to be provided with every rib 8 in the described lower rib limb 4.Such as Figure 16, shown in Figure 17, be provided with every rib 8 in the lower rib limb 4.
Feature of the present invention also is describedly vertically to arrange every rib 8.Such as Figure 16, shown in Figure 17, be provided with every rib 8 in the lower rib limb 4, describedly vertically arrange every rib 8.
Feature of the present invention also is to be connected by bolt 9 between described lower rib limb 4 and the shear connector 3.Such as Fig. 6, shown in Figure 7, be connected by bolt 9 between lower rib limb 4 and the shear connector 3.
Feature of the present invention also is to be connected by welding 10 between described lower rib limb 4 and the shear connector 3.Such as Figure 18, shown in Figure 19, be connected by welding 10 between lower rib limb 4 and the shear connector 3.
Feature of the present invention also is to be connected by rivet 11 between described lower rib limb 4 and the shear connector 3.Be connected by rivet 11 between Figure 20, shown in Figure 21, lower rib limb 4 and shear connector 3.
Feature of the present invention is that also described lower rib limb 4 is provided with socket joint device 12 away from shear connector 3 one ends, and described socket joint device 12 is bell-and-spigot pipe.Figure 16, shown in Figure 17, lower rib limb 4 is provided with socket joint device 12 away from shear connector 3 one ends, and described socket joint device 12 is bell-and-spigot pipe.
Feature of the present invention is that also described lower rib limb 4 is provided with socket joint device 12 away from shear connector 3 one ends, and described socket joint device 12 socket joint binding sites are provided be used to the hole 13 that passes rivet 11 or bolt 9.Figure 16, shown in Figure 17, socket joint device 12 socket joint binding sites are provided be used to the hole 13 that passes rivet 11 or bolt 9.
Feature of the present invention is that also described lower rib limb 4 is provided with socket joint device 12 near shear connector 3 one ends, and described socket joint device 12 is bell-and-spigot pipe, and shear connector 3 connects with lower rib limb 4 socket joints.Figure 16, shown in Figure 17 similarly, also can be provided with socket joint device 12 at lower rib limb 4 near shear connector 3 one ends, and described socket joint device 12 is bell-and-spigot pipe, and shear connector 3 connects with lower rib limb 4 socket joints.
Feature of the present invention is that also the section configuration of described lower rib limb 4 is n shape.Figure 22, shown in Figure 23, the section configuration of lower rib limb 4 is n shape.
Feature of the present invention is that also the section configuration of described lower rib limb 4 is U-shaped.Figure 24, shown in Figure 25, the section configuration of lower rib limb 4 is U-shaped.
Feature of the present invention is that also described lower rib limb 4 forms for perfusion concrete in the steel Double U groove, and Cast-in-place concrete forms pressure-resisting plate 14 in steel Double U groove.Figure 26, shown in Figure 27, lower rib limb 4 are that the perfusion concrete forms in the steel Double U groove, and Cast-in-place concrete forms pressure-resisting plate 14 in steel Double U groove.
Feature of the present invention also is to be provided with in the described U-lag support member 15 of two walls of horizontal drawknot.Figure 12, shown in Figure 13 is provided with the support member 15 of two walls of horizontal drawknot in the U-lag.
Feature of the present invention is that also described shear connector 3 upper ends are provided with bearing device 16.Fig. 6, shown in Figure 7, shear connector 3 upper ends are provided with bearing device 16.
Feature of the present invention is that also described bearing device 16 is annular supporting plate.Fig. 6, shown in Figure 7, bearing device 16 is annular supporting plate.
Feature of the present invention also is under the described annular supporting plate gusset 17 is arranged.Figure 12, shown in Figure 13 has gusset 17 under the annular supporting plate.
Feature of the present invention also is to be provided with crab-bolt 18 on the described shear connector 3.Figure 26, shown in Figure 28 is provided with crab-bolt 18 on the shear connector 3.
Feature of the present invention is that also described shear connector 3 and lower rib limb 4 splicings place or lower rib limb 4 are provided with liner plate 19 with lower rib limb 4 splicings place.Shown in Figure 32, lower rib limb 4 splicings place are provided with liner plate 19.
Feature of the present invention is that also described lower rib limb 4 ends are provided with transverse end panel 20.Figure 22, shown in Figure 23, lower rib limb 4 ends are provided with transverse end panel 20.
Feature of the present invention is that also described lower rib limb 4 is inverted T-shaped.Figure 32, shown in Figure 33, lower rib limb 4 cross sectional shapes are inverted T-shaped.
Feature of the present invention is that also described lower rib limb 4 inverted T-shaped top down enter in the shear connector 3, and forms common integral body by welding 10 mating faces.Figure 32, shown in Figure 33, lower rib limb 4 inverted T-shaped top down enter in the shear connector 3, and form common integral body by welding 10 mating faces.
Feature of the present invention is that also at least two shear connectors 3 are set up in parallel on the lower rib limb 4 on the same straight line, and the lower rib limb 4 that connects two shear connectors 3 is the main rib limb, is divided into time rib limb that is of main rib limb both sides.Shown in Figure 33, three shear connectors 3 are set up in parallel on the lower rib limb 4 on the same straight line, and the lower rib limb 4 that connects three shear connectors 3 is the main rib limb, are divided into time rib limb that is of two ends shear connector 3 main rib limb both sides.
Feature of the present invention also is to be provided with rib limb 21 on shear connector 3 tops.Such as Figure 29, shown in Figure 30, be provided with rib limb 21 on shear connector 3 tops.
Be welded with dowel 22 in shear connector 3, dowel 22 protrudes upward and exposes.Such as Figure 29, shown in Figure 31, welding 10 has dowel 22 in the shear connector 3, and dowel 22 protrudes upward and exposes.
Claims (10)
1. assembling waffle slab superstructure on an empty stomach, it is characterized in that described building cover structure includes shearing prefabricated units (1), precast plate (2), shearing prefabricated units (1) are connected to each other to fix and consist of shear connector grid rib, described shearing prefabricated units (1) comprise shear connector (3), lower rib limb (4), shear connector (3) is vertical to be arranged, the bottom of lower rib limb (4) one ends and shear connector (3) connects into integral body, the other end end of lower rib limb (4) is provided with and connects reservation device (5), by connecting reservation device (5) so that a plurality of shearing prefabricated units (1) lower rib limb (4) each other is connected, piece together tight the setting between the precast plate (2), it is upper fixing that four angles of precast plate (2) are separately positioned on the shear connector (3) of shearing prefabricated units (1), is provided with closure plate at the lower rib limb (4) of building cover structure.
2. assembling empty stomach waffle slab superstructure according to claim 1 is characterized in that described lower rib limb (4) is hollow tubular, and the cross section is rectangle.
3. assembling empty stomach waffle slab superstructure according to claim 1 is characterized in that described lower rib limb (4) is hollow tubular, and the cross section is circular.
4. assembling empty stomach waffle slab superstructure according to claim 1 is characterized in that described lower rib limb (4) is hollow tubular, and lower rib limb (4) inwall has concrete layer (6).
5. assembling empty stomach waffle slab superstructure according to claim 4 is characterized in that relative two the vertical internal faces of described lower rib limb (4) have concrete layer (6).
6. assembling empty stomach waffle slab superstructure according to claim 1 is characterized in that described shear connector (3) is hollow tubular, builds full Cast-in-place concrete in the shear connector.
7. assembling empty stomach waffle slab superstructure according to claim 1 is characterized in that described shear connector (3) is hollow tubular, and shear connector (3) inwall has concrete layer (6).
8. the described assembling of arbitrary claim waffle slab superstructure on an empty stomach to the claim 7 according to claim 1, it is characterized in that described assembling on an empty stomach waffle slab superstructure outer wall corrosion-inhibiting coating (7) is arranged.
9. assembling empty stomach waffle slab building cover structure according to claim 8 is characterized in that with shearing prefabricated units (1) described corrosion-inhibiting coating (7) is the ceramic coating layer.
10. the described assembling of arbitrary claim waffle slab superstructure on an empty stomach to the claim 7 according to claim 1 is characterized in that being provided with in the described lower rib limb (4) every rib (8); Perhaps described every the vertical setting of rib (8); Perhaps be connected by bolt (9) between described lower rib limb (4) and the shear connector (3); Or be connected by welding (10) between described lower rib limb (4) and the shear connector (3); Perhaps be connected by rivet (11) between described lower rib limb (4) and the shear connector (3); Perhaps described lower rib limb (4) is provided with socket joint device (12) away from shear connector (3) one ends, and described socket joint device (12) is bell-and-spigot pipe; Perhaps described lower rib limb (4) is provided with socket joint device (12) away from shear connector (3) one ends, and described socket joint device (12) socket joint binding site is provided be used to the hole that passes rivet or bolt (9) (13); Perhaps described lower rib limb (4) is provided with socket joint device (12) near shear connector (3) one ends, and described socket joint device (12) is bell-and-spigot pipe, and shear connector (3) connects with lower rib limb (4) socket joint; Perhaps described lower rib limb (4) is provided with socket joint device (12) near shear connector (3) one ends, and described socket joint device (12) is bell-and-spigot pipe, and shear connector (3) connects with lower rib limb (4) socket joint; Perhaps the section configuration of described lower rib limb (4) is n shape; Perhaps the section configuration of described lower rib limb (4) is U-shaped; Perhaps described lower rib limb (4) is that the perfusion concrete forms in the steel Double U groove, and Cast-in-place concrete forms pressure-resisting plate (14) in steel Double U groove; Perhaps be provided with the support member (15) of two walls of horizontal drawknot in the described U-lag; Perhaps described shear connector (3) upper end is provided with bearing device (16); Perhaps described bearing device (16) is annular supporting plate; Perhaps under the described annular supporting plate gusset (17) is arranged; Perhaps be provided with crab-bolt (18) on the described shear connector (3); Perhaps described shear connector (3) is provided with liner plate (19) with lower rib limb (4) splicing place or lower rib limb (4) with lower rib limb (4) splicing place; Perhaps described lower rib limb (4) end is provided with transverse end panel (20); Perhaps described lower rib limb (4) is inverted T-shaped; Perhaps described lower rib limb (4) inverted T-shaped top down enters in the shear connector (3), and forms common integral body by the solder joints face; Perhaps at least two shear connectors (3) are set up in parallel on the lower rib limb (4) on the same straight line, and the lower rib limb (4) that connects two shear connectors (3) is the main rib limb, are divided into time rib limb that is of main rib limb both sides; Perhaps be provided with upper rib limb (21) on shear connector (3) top; Perhaps be welded with dowel in shear connector (3), dowel protrudes upward and exposes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102005523A CN102888928A (en) | 2011-07-18 | 2011-07-18 | Assembled type hollow grid plate floor system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102005523A CN102888928A (en) | 2011-07-18 | 2011-07-18 | Assembled type hollow grid plate floor system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102888928A true CN102888928A (en) | 2013-01-23 |
Family
ID=47532595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102005523A Pending CN102888928A (en) | 2011-07-18 | 2011-07-18 | Assembled type hollow grid plate floor system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102888928A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114250898A (en) * | 2021-12-31 | 2022-03-29 | 湖北大成空间科技股份有限公司 | Bidirectional ribbed cavity floor module for steel structure and construction method thereof |
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| GB1455866A (en) * | 1972-11-22 | 1976-11-17 | Inustrialised Building Systems | Industrialised building systems ltd buildings |
| CN1900449A (en) * | 2005-07-20 | 2007-01-24 | 吴方伯 | Steel bar concrete dense rib floor |
| CN101021088A (en) * | 2006-09-28 | 2007-08-22 | 中国水电顾问集团贵阳勘测设计研究院 | Steel reinforcement assembling integral structural vertical pole hollow rack building floor slab structure |
| CN200978432Y (en) * | 2006-10-24 | 2007-11-21 | 周波 | Anti-seepage antisepsis anti-crack polyurea composite geotextile |
| CN201128956Y (en) * | 2007-09-30 | 2008-10-08 | 贵州喀斯特钢结构有限公司 | Assembled integral flat-plate or curve type vierendeel steel lattice structure |
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- 2011-07-18 CN CN2011102005523A patent/CN102888928A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1455866A (en) * | 1972-11-22 | 1976-11-17 | Inustrialised Building Systems | Industrialised building systems ltd buildings |
| CN1900449A (en) * | 2005-07-20 | 2007-01-24 | 吴方伯 | Steel bar concrete dense rib floor |
| CN101021088A (en) * | 2006-09-28 | 2007-08-22 | 中国水电顾问集团贵阳勘测设计研究院 | Steel reinforcement assembling integral structural vertical pole hollow rack building floor slab structure |
| CN200978432Y (en) * | 2006-10-24 | 2007-11-21 | 周波 | Anti-seepage antisepsis anti-crack polyurea composite geotextile |
| CN201128956Y (en) * | 2007-09-30 | 2008-10-08 | 贵州喀斯特钢结构有限公司 | Assembled integral flat-plate or curve type vierendeel steel lattice structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114250898A (en) * | 2021-12-31 | 2022-03-29 | 湖北大成空间科技股份有限公司 | Bidirectional ribbed cavity floor module for steel structure and construction method thereof |
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