CN102888929A - Shearing force prefabricated component for assembled-type hollow grid plate floor system structure - Google Patents

Shearing force prefabricated component for assembled-type hollow grid plate floor system structure Download PDF

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Publication number
CN102888929A
CN102888929A CN201110200574XA CN201110200574A CN102888929A CN 102888929 A CN102888929 A CN 102888929A CN 201110200574X A CN201110200574X A CN 201110200574XA CN 201110200574 A CN201110200574 A CN 201110200574A CN 102888929 A CN102888929 A CN 102888929A
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CN
China
Prior art keywords
rib limb
rib
shear connector
perhaps
limb
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CN201110200574XA
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Chinese (zh)
Inventor
邱则有
马克俭
杨期柱
李敏慧
胡岚
胡萍
张华刚
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Hunan Qiuzeyou Patent Strategy Planning Co Ltd
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Hunan Qiuzeyou Patent Strategy Planning Co Ltd
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Priority to CN201110200574XA priority Critical patent/CN102888929A/en
Publication of CN102888929A publication Critical patent/CN102888929A/en
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Abstract

The invention discloses a shearing force prefabricated component for an assembled-type hollow grid plate floor system structure. The shearing force prefabricated component comprises shear keys (1) and lower rib branches (2), wherein the shear keys (1) are vertically arranged; one end of each lower rib branch (2) 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 (2) is provided with a connection reserving device (3). By adopting the shearing force prefabricated component, the shear keys are considered as centers, the lower rib branches are distributed around the shear keys, the force bearing structure of the component is reasonable; the shear keys can give full play to shearing resistance performance, and the lower rib branches can fully play a tensile role; meanwhile, the prefabricated component is easy to assemble; the end parts of the lower rib branches are provided with the connection reserving devices to facilitate the connection of the lower rib branches between the prefabricated components; and the shearing force prefabricated component is convenient to manufacture and transport, in favor of large scale industrial production, high in precision, and high in intensity and has a very importance role in safety control of architectural structure.

Description

Assembling is waffle slab building cover structure shearing prefabricated units on an empty stomach
[technical field]
The present invention relates to the superstructure prefabricated units, especially can assembling empty stomach waffle slab building cover structure shearing prefabricated units.
[background technology]
Since the reform and opening-up, China's economic construction development is rapid, and 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 and member 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 necessary shearing prefabricated units assembling of assembled integral superstructure of the present invention, shearing prefabricated units of the present invention 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, and the other end end of lower rib limb is provided with the connection reservation device.Like this, 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 and producing in enormous quantities, the member precision is high, intensity is large, and guarantee has very important function to structural safety.
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 building cover structure has corrosion-inhibiting coating with shearing prefabricated units outer wall.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 structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 1.
Fig. 2 is the structural representation that this assembling empty stomach waffle slab building cover structure is used shearing prefabricated units embodiment 2.
Fig. 3 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 3.
Fig. 4 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 4.
Fig. 5 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 5.
Fig. 6 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 6.
Fig. 7 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 7.
Fig. 8 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 8.
Fig. 9 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 9.
Figure 10 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 10.
Figure 11 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 11.
Figure 12 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 12.
Figure 13 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 13.
Figure 14 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 14.
Figure 15 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 15.
Figure 16 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 16.
Figure 17 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 17.
Figure 18 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 18.
Figure 19 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 19.
Figure 20 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 20.
Figure 21 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 21.
Figure 22 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 22.
Figure 23 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 23.
Figure 24 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 24.
Figure 25 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 25.
Figure 26 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 26.
Figure 27 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 27.
Figure 28 is the structural representation that assembling empty stomach waffle slab building cover structure of the present invention is used shearing prefabricated units embodiment 28.
[specific embodiment]
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention as shown in drawings, assembling on an empty stomach waffle slab building cover structure comprises shear connector 1, lower rib limb 2 with the shearing prefabricated units, shear connector 1 vertically arranges, and the bottom of lower rib limb 2 one ends and shear connector 1 connects into integral body, and the other end end of lower rib limb 2 is provided with and connects reservation device 3.Such as Fig. 1, shown in 2, wherein Fig. 1 is elevation and fragmentary cross-sectional view, Fig. 2 is the top view that the described assembling empty stomach of Fig. 1 waffle slab building cover structure is used the shearing prefabricated units, as shown in the figure, described assembling on an empty stomach waffle slab building cover structure has a shear connector 1 vertically to arrange with the shearing prefabricated units, be respectively arranged with four lower rib limbs 2 around the shear connector 1, shear connector 1 is steel with lower rib limb 2, the two connects into integral body by welding 8, shear connector 1 is 90 ° of right angle settings with lower rib limb 2, be provided with away from a section of shear connector 1 at lower rib limb 2 and connect reservation device 3, described connection reservation device 3 be flange, and flange is provided with hole 11 on every side.
Feature of the present invention is that also described lower rib limb 2 is hollow tubular, and the cross section is rectangle.As shown in Figure 1 and Figure 2, described lower rib limb 2 is hollow tubular, and the cross section is rectangle.
Feature of the present invention is that also described lower rib limb 2 is hollow tubular, and the cross section is circular.Such as Fig. 5, shown in Figure 6, lower rib limb 2 is hollow tubular, and the cross section is circular.
Feature of the present invention is that also described lower rib limb 2 is hollow tubular, and lower rib limb 2 inwalls have concrete layer 4.Such as Fig. 7, shown in Figure 8, lower rib limb 2 is hollow tubular, and lower rib limb 2 inwalls have concrete layer 4.
Feature of the present invention is that also described lower rib limb 2 relative two vertical internal faces have concrete layer 4.Such as Fig. 7, shown in Figure 8, lower rib limb 2 relative two vertical internal faces have concrete layer 4.
Feature of the present invention is that also described shear connector 1 is hollow tubular.As shown in Figure 3, Figure 4, described shear connector 1 is hollow tubular.
Feature of the present invention is that also described shear connector 1 is hollow tubular, and shear connector 1 inwall has concrete layer 4.As shown in Figure 8, shear connector 1 is hollow tubular, and 1 four inwalls of shear connector all have concrete layer 4; Similarly, also can all be coated with concrete layer 4 at four outer walls of shear connector 1.
Feature of the present invention is that also described assembling empty stomach waffle slab building cover structure has corrosion-inhibiting coating 5 with shearing prefabricated units outer wall.Such as Fig. 9, shown in Figure 10, assembling on an empty stomach waffle slab building cover structure is coated with corrosion-inhibiting coating 5 with shearing prefabricated units outer wall, similarly, also can be coated with corrosion-inhibiting coating 5 at assembling empty stomach waffle slab building cover structure with shearing prefabricated units inwall.
Feature of the present invention is that also described corrosion-inhibiting coating 5 is the ceramic coating layer.Such as Fig. 9, shown in Figure 10, described corrosion-inhibiting coating 5 is the ceramic coating layer.
Feature of the present invention also is to be provided with every rib 6 in the described lower rib limb 2.Such as Figure 11, shown in Figure 12, be provided with every rib 6 in the lower rib limb 2.
Feature of the present invention also is describedly vertically to arrange every rib 6.Such as Figure 11, shown in Figure 12, be provided with every rib 6 in the lower rib limb 2, describedly vertically arrange every rib 6.
Feature of the present invention also is to be connected by bolt 7 between described lower rib limb 2 and the shear connector 1.As shown in Figure 1 and Figure 2, be connected by bolt 7 between lower rib limb 2 and the shear connector 1.
Feature of the present invention also is to be connected by welding 8 between described lower rib limb 2 and the shear connector 1.Such as Figure 13, shown in Figure 14, be connected by welding 8 between lower rib limb 2 and the shear connector 1.
Feature of the present invention also is to be connected by rivet 9 between described lower rib limb 2 and the shear connector 1.Be connected by rivet 9 between Figure 15, shown in Figure 16, lower rib limb 2 and shear connector 1.
Feature of the present invention is that also described lower rib limb 2 is provided with socket joint device 10 away from shear connector 1 one ends, and described socket joint device 10 is bell-and-spigot pipe.Figure 11, shown in Figure 12, lower rib limb 2 is provided with socket joint device 10 away from shear connector 1 one ends, and described socket joint device 10 is bell-and-spigot pipe.
Feature of the present invention is that also described lower rib limb 2 is provided with socket joint device 10 away from shear connector 1 one ends, and described socket joint device 10 socket joint binding sites are provided be used to the hole 11 that passes rivet 9 or bolt 7.Figure 11, shown in Figure 12, socket joint device 10 socket joint binding sites are provided be used to the hole 11 that passes rivet 9 or bolt 7.
Feature of the present invention is that also described lower rib limb 2 is provided with socket joint device 10 near shear connector 1 one ends, and described socket joint device 10 is bell-and-spigot pipe, and shear connector 1 connects with lower rib limb 2 socket joints.Figure 11, shown in Figure 12 similarly, also can be provided with socket joint device 10 at lower rib limb 2 near shear connector 1 one ends, and described socket joint device 10 is bell-and-spigot pipe, and shear connector 1 connects with lower rib limb 2 socket joints.
Feature of the present invention is that also the section configuration of described lower rib limb 2 is n shape.Figure 17, shown in Figure 180, the section configuration of lower rib limb 2 is n shape.
Feature of the present invention is that also the section configuration of described lower rib limb 2 is U-shaped.Figure 19, shown in Figure 20, the section configuration of lower rib limb 2 is U-shaped.
Feature of the present invention is that also described lower rib limb 2 forms for perfusion concrete in the steel Double U groove, and Cast-in-place concrete forms pressure-resisting plate 12 in steel Double U groove.Figure 21, shown in Figure 22, lower rib limb 2 are that the perfusion concrete forms in the steel Double U groove, and Cast-in-place concrete forms pressure-resisting plate 12 in steel Double U groove.
Feature of the present invention also is to be provided with in the described U-lag support member 13 of two walls of horizontal drawknot.Fig. 7, shown in Figure 8 is provided with the support member 13 of two walls of horizontal drawknot in the U-lag.
Feature of the present invention is that also described shear connector 1 upper end is provided with bearing device 14.Fig. 1, shown in Figure 2, shear connector 1 upper end is provided with bearing device 14.
Feature of the present invention is that also described bearing device 14 is annular supporting plate.Fig. 1, shown in Figure 2, bearing device 14 is annular supporting plate.
Feature of the present invention also is under the described annular supporting plate gusset 15 is arranged.Fig. 7, shown in Figure 8 has gusset 15 under the annular supporting plate.
Feature of the present invention also is to be provided with crab-bolt 16 on the described shear connector 1.Figure 21, shown in Figure 23 is provided with crab-bolt 16 on the shear connector 1.
Feature of the present invention is that also described shear connector 1 and lower rib limb 2 splicings place or lower rib limb 2 are provided with liner plate 17 with lower rib limb 2 splicings place.Shown in Figure 27, lower rib limb 2 splicings place are provided with liner plate 17.
Feature of the present invention is that also described lower rib limb 2 ends are provided with transverse end panel 18.Figure 17, shown in Figure 180, lower rib limb 2 ends are provided with transverse end panel 18.
Feature of the present invention is that also described lower rib limb 2 is inverted T-shaped.Figure 27, shown in Figure 28, lower rib limb 2 cross sectional shapes are inverted T-shaped.
Feature of the present invention is that also described lower rib limb 2 inverted T-shaped top down enter in the shear connector 1, and forms common integral body by welding 8 mating faces.Figure 27, shown in Figure 28, lower rib limb 2 inverted T-shaped top down enter in the shear connector 1, and form common integral body by welding 8 mating faces.
Feature of the present invention is that also at least two shear connectors 1 are set up in parallel on the lower rib limb 2 on the same straight line, and the lower rib limb 2 that connects two shear connectors 1 is the main rib limb, is divided into time rib limb that is of main rib limb both sides.Shown in Figure 28, three shear connectors 1 are set up in parallel on the lower rib limb 2 on the same straight line, and the lower rib limb 2 that connects three shear connectors 1 is the main rib limb, are divided into time rib limb that is of two ends shear connector 1 main rib limb both sides.
Feature of the present invention also is to be provided with rib limb 19 on shear connector 1 top.Such as Figure 24, shown in Figure 25, be provided with rib limb 19 on shear connector 1 top.
Welding 8 has dowel in shear connector 1, and dowel protrudes upward and exposes.Such as Figure 24, shown in Figure 26, welding 8 has dowel 20 in the shear connector 1, and dowel 20 protrudes upward and exposes.

Claims (10)

1. assembling waffle slab building cover structure shearing prefabricated units on an empty stomach, it is characterized in that described shearing prefabricated units comprise shear connector (1), lower rib limb (2), shear connector (1) is vertical to be arranged, the bottom of lower rib limb (2) one ends and shear connector (1) connects into integral body, and the other end end of lower rib limb (2) is provided with and connects reservation device (3).
2. assembling empty stomach waffle slab building cover structure shearing prefabricated units according to claim 1 is characterized in that described lower rib limb (2) is hollow tubular, and the cross section is rectangle.
3. assembling empty stomach waffle slab building cover structure shearing prefabricated units according to claim 1 is characterized in that described lower rib limb (2) is hollow tubular, and the cross section is circular.
4. assembling empty stomach waffle slab building cover structure shearing prefabricated units according to claim 1 is characterized in that described lower rib limb (2) is hollow tubular, and lower rib limb (2) inwall has concrete layer (4).
5. assembling empty stomach waffle slab building cover structure shearing prefabricated units according to claim 4 is characterized in that relative two the vertical internal faces of described lower rib limb (2) have concrete layer (4).
6. assembling empty stomach waffle slab building cover structure shearing prefabricated units according to claim 1 is characterized in that described shear connector (1) is hollow tubular.
7. assembling empty stomach waffle slab building cover structure shearing prefabricated units according to claim 1 is characterized in that described shear connector (1) is hollow tubular, and shear connector (1) inwall has concrete layer (4).
8. the described assembling of arbitrary claim waffle slab building cover structure shearing prefabricated units on an empty stomach to the claim 7 according to claim 1 is characterized in that described assembling empty stomach waffle slab building cover structure has corrosion-inhibiting coating (5) with shearing prefabricated units outer wall.
9. assembling empty stomach waffle slab building cover structure shearing prefabricated units according to claim 8 is characterized in that described corrosion-inhibiting coating (5) is the ceramic coating layer.
10. the described assembling of arbitrary claim waffle slab building cover structure shearing prefabricated units 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 (2) every rib (6); Perhaps described every the vertical setting of rib (6); Perhaps be connected by bolt (7) between described lower rib limb (2) and the shear connector (1); Perhaps be connected by welding (8) between described lower rib limb (2) and the shear connector (1); Perhaps be connected by rivet (9) between described lower rib limb (2) and the shear connector (1); Perhaps described lower rib limb (2) is provided with socket joint device (10) away from shear connector (1) one end, and described socket joint device (10) is bell-and-spigot pipe; Perhaps described lower rib limb (2) is provided with socket joint device (10) away from shear connector (1) one end, and described socket joint device (10) socket joint binding site is provided be used to the hole that passes rivet or bolt (7) (11); Perhaps described lower rib limb (2) is provided with socket joint device (10) near shear connector (1) one end, and described socket joint device (10) is bell-and-spigot pipe, and shear connector (1) connects with lower rib limb (2) socket joint; Or described lower rib limb (2) is provided with socket joint device (10) near shear connector (1) one end, and described socket joint device (10) is bell-and-spigot pipe, and shear connector (1) connects with lower rib limb (2) socket joint; Perhaps the section configuration of described lower rib limb (2) is n shape; Perhaps the section configuration of described lower rib limb (2) is U-shaped; Perhaps described lower rib limb (2) is that the perfusion concrete forms in the steel Double U groove, and Cast-in-place concrete forms pressure-resisting plate (12) in steel Double U groove; Perhaps be provided with the support member (13) of two walls of horizontal drawknot in the described U-lag; Perhaps described shear connector (1) upper end is provided with bearing device (14); Perhaps described bearing device (14) is annular supporting plate; Perhaps under the described annular supporting plate gusset (15) is arranged; Perhaps be provided with crab-bolt (16) on the described shear connector (1); Perhaps described shear connector (1) and lower rib limb splicing place or lower rib limb and splicing place of lower rib limb are provided with liner plate (17); Perhaps described lower rib limb (2) end is provided with transverse end panel (18); Perhaps described lower rib limb (2) is inverted T-shaped; Perhaps described lower rib limb (2) inverted T-shaped top down enters in the shear connector (1), and forms common integral body by the solder joints face; Perhaps at least two shear connectors (1) are set up in parallel on the lower rib limb (2) on the same straight line, and the lower rib limb (2) that connects two shear connectors (1) 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 (19) on shear connector (1) top; Perhaps be welded with dowel in shear connector (1), dowel protrudes upward and exposes.
CN201110200574XA 2011-07-18 2011-07-18 Shearing force prefabricated component for assembled-type hollow grid plate floor system structure Pending CN102888929A (en)

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CN102888937A (en) * 2011-07-18 2013-01-23 湖南邱则有专利战略策划有限公司 Shearing prefabricated component for assembling type hollow gridding plate floor structure
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CN102888937A (en) * 2011-07-18 2013-01-23 湖南邱则有专利战略策划有限公司 Shearing prefabricated component for assembling type hollow gridding plate floor structure
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CN103291004A (en) * 2013-06-27 2013-09-11 贵州大学 Assembly type rectangular plane roof and manufacturing method thereof
CN103291004B (en) * 2013-06-27 2016-08-10 贵州大学 A kind of assembled rectangular plane roof and preparation method thereof

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