CN1904276A - Structure force bearing type superimposed construction unit for concrete floorslab - Google Patents
Structure force bearing type superimposed construction unit for concrete floorslab Download PDFInfo
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- CN1904276A CN1904276A CN 200510088323 CN200510088323A CN1904276A CN 1904276 A CN1904276 A CN 1904276A CN 200510088323 CN200510088323 CN 200510088323 CN 200510088323 A CN200510088323 A CN 200510088323A CN 1904276 A CN1904276 A CN 1904276A
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Abstract
A structural-load-carrying superposition component for the concrete floor includes the soleplate (1), and the parallel girder (2) which is set on the soleplate (1). The girder is installed with the upper chord (3), the lower chord (4) and the diagonal web member (5) which is connected with the upper chord (3) and the lower chord (4) by sealing. The steel reinforcement (6) in the soleplate is parallel with the lower chord. So it is used for the hollow board, the floor, the roof, the base soleplate, the wall and the bridge of pouring reinforced concrete or the prestressed reinforced concrete, especially for the hollow floor with no girder.
Description
(1) technical field
The present invention relates to a kind of force-bearing type superposed component for concrete building lid.
(2) background technology
At present, the main Cast-in-place concrete monobloc cast that adopts such as the superstructure of multi-rise building, roof system, general job practices is process regulation at the construction field (site) interim framed, and configuration reinforcement as required, the concrete cast is carried out at the scene then.What replace the framed construction used in this scene is in advance at the prefabricated base plate of plant-manufactured what is called, then this prefabricated base plate is moved into the scene, be installed on the building and construct, because its operation advanced person, can the reduction of erection time, so be widely adopted in recent years.The base plate that this class is made in advance has profiled sheet, concrete base plate etc., but, also there are some problems in the prefabricated base plate of this class in In-situ cast concrete board construction application processes such as Cast-in-place Concrete Building Floor, roof system, intensity as base plate is not high, rigidity is little, the shear resistance at the superimposed interface between Cast-in-place concrete and the base plate is low, material consumptions such as the reinforcing bar that superstructure or roof construction are used, concrete are big, cost height, globality difference etc.Therefore, develop a kind of novel force-bearing type superposed component for concrete building lid for being badly in need of.
(3) summary of the invention
The object of the present invention is to provide a kind of force-bearing type superposed component for concrete building lid, when being applied to In-situ cast concrete board, have intensity height, strong, the characteristics such as cost is low, good integrity of rigidity shear resistance big, superimposed interface.
Solution of the present invention is on the basis of existing technology, comprise base plate, it is characterized in that also including the truss of parallel alternate laying, truss is arranged on the base plate, and the formation that links to each other is whole, truss is provided with upper chord, lower chord, diagonal web member, and diagonal web member and upper chord and lower chord are welded to connect, and the reinforcing bar parallel with lower chord arranged in the base plate.Like this, because also include the truss of parallel alternate laying, truss is arranged on the base plate, and the formation that links to each other is whole, truss is provided with upper chord, lower chord, diagonal web member, diagonal web member and upper chord and lower chord are welded to connect, and the reinforcing bar parallel with lower chord arranged in the base plate, this force-bearing type superposed component, when being applied to In-situ cast concrete board, but the common power transmission of participation structure, and the intensity height of modular shuttering element, rigidity is big; And, can improve the mutual wedge action between Cast-in-place concrete and the truss greatly, improve the shear resistance at the superimposed interface between Cast-in-place concrete and the superposed member, improve the overall performance of superstructure, simultaneously, can reduce the consumption of the reinforcing bar of In-situ cast concrete board, the thickness of attenuate In-situ cast concrete board, reduce cost, in addition, superposed member can be realized producing in enormous quantities in factory, helps reducing production costs and construction cost, the hollowcore slab, superstructure, roof system, sole plate, body of wall and the bridge that are applicable to various cast-in-situ reinforced concretes or prestressed reinforced concrete use, and are specially adapted to arch without beam and use.
Feature of the present invention is that also the interior reinforcing bar of described lower chord and base plate is connected.Like this, when lower chord when reinforcing bar in the base plate is connected, reinforcing bar in lower chord and the base plate formed can whole load cage of reinforcement, the stress that the truss bearing load is produced can fully be passed on the base plate by web member, has improved the transmission force property of superposed member.
Feature of the present invention is that also the interior reinforcing bar of described diagonal web member and base plate is connected.Like this, when diagonal web member when reinforcing bar in the base plate is connected, reinforcing bar in diagonal web member and the base plate formed can whole load cage of reinforcement, the stress that the truss bearing load is produced can fully be passed on the base plate by diagonal web member, has improved the transmission force property of superposed member.
Feature of the present invention also is to be connected with between described truss and the truss fixedly muscle.Like this, after being connected and fixed muscle between the truss, fixedly muscle firmly connects into whole truss system with truss, can improve the connective stability between the truss on the base plate greatly, make bearing type laminated member piling up, transport, being difficult for being damaged in installation and the construction application process, reduced the proportion of goods damageds of bearing type laminated member.
Feature of the present invention is that also described fixedly muscle has upward fixedly muscle and following fixedly muscle.Like this, by last fixedly muscle and following fixedly being connected and fixed of muscle, truss is firmly connected into whole truss system, can improve the connective stability between the truss on the base plate greatly, make bearing type laminated member piling up, transport, being difficult for being damaged in installation and the construction application process, reduced the proportion of goods damageds of bearing type laminated member.
Feature of the present invention is that also described fixedly muscle is snakelike fixedly muscle.Like this, when fixing muscle is snakelike fixedly muscle, snakelike fixedly muscle has further improved the rigidity that is connected between truss and the base plate, increased substantially the shear resistance of bearing type laminated member, make bearing type laminated member pile up, transport, not fragile in installation and the work progress, reduced the proportion of goods damageds of bearing type laminated member.
Feature of the present invention is that also described base plate is the strip unsplit bed(-)plate.Like this, when base plate is the strip unsplit bed(-)plate, bearing type laminated member can be conveniently used in various different situations in application process, be specially adapted to little span plate, at this moment, the two ends of bearing type laminated member can directly be set up on load bearing wall or the beam, can reduce cross binding and longitudinal bracing rod member in a large number, simplify construction, reduce and use difficulty.
Feature of the present invention is that also described base plate is cement concrete or cement mortar base plate.Like this, when base plate was cement concrete or cement mortar base plate, base plate was manufactured conveniently, and thickness is more easy to control, and simultaneously, the intensity height of base plate, rigidity are big, are applicable to the needs of various different occasions, and long-time air storage also is difficult for weathering corrosion and damages.
Feature of the present invention is that also the lower chord of described truss is embedded in cement concrete or the cement mortar base plate.Like this, after the lower chord of truss is embedded in the cement concrete base plate, truss and base plate have been combined into integral body, the globality of bearing type laminated member is better, truss and base plate are difficult for division to be destroyed, make bearing type laminated member pile up, transport, cracky not in installation and the work progress, can reduce the proportion of goods damageds of bearing type laminated member effectively.
Feature of the present invention is that also described lower chord is the prestressing force lower chord.Like this, the prestressing force lower chord has improved the strength and stiffness of modular shuttering element, makes modular shuttering element form the prestressing force template, can increase substantially the supporting capacity of modular shuttering element, satisfies the needs of various different situations.
Feature of the present invention also is in the described base plate reinforce is arranged.Like this, after being provided with reinforce in the base plate, can increase substantially intensity, rigidity and the shear resistance of base plate, make base plate pile up, transport, not frangibility, damage in installation and the work progress, simultaneously, also can improve the supporting capacity and the safety factor of bearing type laminated member in application process of base plate.
Feature of the present invention is that also described reinforce is the reinforce of net, hole, trellis.Like this, when reinforce is the reinforce of net, hole, trellis, the internal construction good integrity of template, can not form layer structure because of the setting of reinforce, thereby make template when bearing working load, be difficult for producing crack and delamination failure, guaranteed its overall performance.
Feature of the present invention is that also described reinforce is the reinforce of rib strip shaped.Like this, when reinforce is the reinforce of rib strip shaped, needs according to varying strength, can suitably adjust the quantity of the reinforce of different directions, the internal construction good integrity of template can not form layer structure because of the setting of reinforce, thereby make template when bearing working load simultaneously, be difficult for producing crack and delamination failure, guaranteed its overall performance.
Feature of the present invention also is to be extended with in the described base plate reinforcing bar or iron plate reinforce.Like this, when being extended with reinforcing bar or iron plate reinforce in the template, truss can be connected anchoring with template very easily, made things convenient for manufacturing of modular shuttering element, simultaneously, after described modular shuttering element was applied in the cast-in-situ concrete structure, reinforcing bar that stretches out or iron plate reinforce can combine with Cast-in-place concrete, make prefabricated modular shuttering element be combined into integral body with Cast-in-place concrete better, can improve the shear resistance of superposed surfaces between Cast-in-place concrete and the modular shuttering element greatly.
Feature of the present invention is that also described base plate is the base plate of cement, fiber, filler formation.Like this, when described base plate be cement, fiber, filler constitute base plate the time, base plate in light weight, the intensity height, rigidity is big, resistance to compression, shearing resistance, flexural capacity are strong, particularly carry, installation, easy construction, can reduce constructor's labour intensity significantly.
Feature of the present invention is that also the surface of described base plate is a tungued-and-grooved face.Like this, when bearing type laminated member was applied in the cast-in-situ concrete structure, tungued-and-grooved face can increase the bonding area of base plate and Cast-in-place concrete greatly, improved the adhesion stress between base plate and the Cast-in-place concrete, made its combination firm stable more.
Feature of the present invention also is between the upper chord of described adjacent truss and the lower chord by oblique drawknot bar drawknot.Like this, after tiltedly drawknot bar drawknot is strengthened, can strengthen the balance quality of truss greatly, make and be not prone to deviation between the truss, simultaneously, also strengthen the overall performance and the stability of bearing type laminated member, make bearing type laminated member not fragile in application process.
Feature of the present invention is that also the oblique drawknot bar of drawknot constitutes bridging drawknot bar between the upper chord of described adjacent truss and the lower chord.Like this, tiltedly behind the staggered formation of the drawknot bar bridging drawknot bar, can form stable gusseted strenthening member, adjacent truss can be offset, simultaneously, also strengthened the overall performance and the stability of bearing type laminated member, made bearing type laminated member not fragile in application process.
Feature of the present invention also is described upper chord or/and lower chord is that the prestressing force upper chord is or/and the prestressing force lower chord.Like this, when upper chord or/and lower chord is the prestressing force upper chord during prestressing force lower chord, the prestressing force upper chord is or/and the prestressing force lower chord has improved the strength and stiffness of bearing type base plate member, make bearing type base plate member form prestress baseboard, can increase substantially its resistance to compression, tension and shear behavior, satisfy the needs of various different situations.
Feature of the present invention is that also there are at least two horizontal reinforcing bars at the two ends of described base plate.Like this, after there are at least two horizontal reinforcing bars at the two ends of base plate, can increase substantially the laterally anti-folding and the shear strength of template, make its in handling or installation process not frangibility destroy, simultaneously, also improve the supporting capacity of superposed member, can fully satisfy the construction needs under the various situations.
Feature of the present invention is that also the diagonal web member of described truss is made of continuous spirality ring muscle.Like this, when the web member of truss is made of continuous spirality ring muscle, spirality ring muscle is integral upper chord and lower chord around drawknot, the two can not separate to make it, simultaneously, and spirality ring muscle good integrity, manufacture conveniently, only need that reinforcing bar is converted into required annular and get final product, improved the production efficiency of bearing type laminated member, reduced cost.
Feature of the present invention is that also described diagonal web member is the V muscle formation of elbow.Like this, when web member was the V muscle of elbow, the elbow of V muscle can be very easily be connected with the built-in connection that stretches out in the base plate, and perhaps elbow also can directly be anchored in the base plate, makes the web member anchoring more reliable and more stable.
Feature of the present invention is that also described diagonal web member is to carry the elbow V muscle of striding chord member on the back.Like this, web member is carried chord member on the back and is striden fixed limit, makes base plate and truss not easily separated, and simultaneously, the elbow of V muscle can be very easily be connected with the built-in connection that stretches out in the base plate, and perhaps elbow also can directly be anchored in the base plate, makes the web member anchoring more reliable and more stable.
Feature of the present invention also is described upper chord or/and stiffener is arranged on the lower chord.Like this, when described upper chord or/and after on the lower chord stiffener being set, the flexural capacity of upper chord or lower chord and rigidity have obtained significantly strengthening, make upper chord and lower chord be difficult for the bending distortion, simultaneously, also improve resistance to compression, the shear resistance of truss, can guarantee the quality of bearing type laminated member effectively, improved the mechanical property of bearing type laminated member.
Feature of the present invention also is on the described upper chord frange plate is arranged.Like this, after on the upper chord frange plate being set, the horizontal non-deformability of upper chord has obtained strengthening significantly, simultaneously, has also improved resistance to compression, the shear resistance of truss, has guaranteed the quality of bearing type laminated member effectively.
Feature of the present invention also be described upper chord or/and lower chord or/and diagonal web member is T shape or L shaped or I shape or O shape bar.Like this, when described upper chord or/and lower chord or/and web member when being T shape or L shaped or I shape or O shape bar, can form various difform truss, can fully satisfy the practical application of various different situations, particularly satisfy the construction application under the load stress complicated situation.
Feature of the present invention is that also at least one of described upper chord or lower chord or diagonal web member is the open hollow bar.Like this, when in described upper chord or lower chord or the web member open hollow bar being arranged, can reduce the weight of truss significantly, improve the rigidity of truss, simultaneously, also can in the open hollow bar, pour into concrete as required, formation intensity height, the steel pipe concrete structure that rigidity is big has made things convenient for practical application.
Feature of the present invention is that also at least one of described upper chord or lower chord or diagonal web member is the steel pipe concrete bar.Like this, when upper chord or lower chord or web member at least one is the steel pipe concrete bar, the strength and stiffness of truss and shear behavior have obtained strengthening significantly, can improve resistance to compression, the shear resistance of truss greatly, improve the combination property of bearing type laminated member, make it can bear bigger working load.
Feature of the present invention is that also described upper chord is at least two parallel upper chord groups arranged side by side.Like this, when upper chord is side by side parallel upper chord group, the anti-pressure ability of bearing type laminated member, shearing resistance and rupture strength height, truss stability on the base plate is good, simultaneously, also can increase substantially the weight bearing power of bearing type laminated member, improve its combination property.
Feature of the present invention is that also described lower chord is at least two parallel lower chord groups arranged side by side.Like this, when lower chord is side by side parallel lower chord group, the anti-pressure ability of bearing type laminated member, shearing resistance and rupture strength height, truss stability on the base plate is good, simultaneously, also can increase substantially the supporting capacity of bearing type laminated member, improve its combination property.
Feature of the present invention is that also described upper chord or lower chord or diagonal web member are cold band rib steel muscle.Like this, when upper chord or lower chord or diagonal web member are cold band rib steel muscle, can improve the intensity of truss, when bearing type laminated member is applied in the cast-in-situ concrete structure, cold band rib steel muscle and Cast-in-place concrete are more solid and reliable in conjunction with anchoring, make base plate and Cast-in-place concrete be difficult for cracking destruction, improved the pouring quality of In-situ cast concrete board.
Feature of the present invention also be between described upper chord and the diagonal web member be connected to welding or screw mandrel is connected or the perforated pins connection.Like this, when adopting welding between described upper chord and the diagonal web member or screw mandrel is connected or during the perforated pins connection, upper chord and diagonal web member are convenient and fast connection, be connected firmly, and, make the connected mode between chord member and the web member more flexible, transport construction location to after can assembling in advance, also can assemble, conveniently practice at construction location.
Feature of the present invention also be between described lower chord and the diagonal web member be connected to welding or screw mandrel is connected or the perforated pins connection.Like this, when between described lower chord and the web member be connected to welding or screw mandrel is connected or during the perforated pins connection, lower chord and web member are convenient and fast connection, be connected firmly, and, make the connected mode between chord member and the web member more flexible, transport construction location to after can assembling in advance, also can assemble, conveniently practice at construction location.
Feature of the present invention is that also described base plate is provided with shuttering member.Like this, after bearing type laminated member is applied in the cast-in-situ concrete structure, can form the cast-in-place and prefabricated hollow concrete structure that combines, its shuttering member can be emptied the concrete that does not stress in the structure, saves cost, also alleviates the weight of concrete structure simultaneously, improve its supporting capacity, improve the combination property of structure.
Feature of the present invention is that also described at least one shuttering member is arranged in the interval between the truss.Like this, after bearing type laminated member is applied in the cast-in-situ concrete structure, formed the cast-in-place and prefabricated hollow concrete structure that combines, its superposed member can be emptied the concrete that does not stress in the structure, saves cost, also alleviates the weight of concrete structure simultaneously, improve its supporting capacity, improve the combination property of structure.
Feature of the present invention is that also described shuttering member is vertically or/and the lateral separation arrangement.Like this, after described bearing type laminated member was applied in the cast-in-situ concrete structure, Cast-in-place concrete poured in the interval between its shuttering member, can form the two-way dark rib structure of cast-in-place concrete hidden rib or Cast-in-place concrete, can improve the inside load-carrying construction of cast-in-situ concrete structure effectively.
Feature of the present invention is also that described shuttering member is unsettled and is arranged on the base plate.Like this, after described shuttering member was applied in the cast-in-situ concrete structure, Cast-in-place concrete poured in the space between shuttering member and the base plate, can increase substantially the overall performance and the mechanical property of cast-in-situ concrete structure.
Feature of the present invention is that also described shuttering member is connected with truss.Like this, shuttering member firmly is fixed in the truss, makes its formwork in application process can not move the generation error, can guarantee the pouring quality of cast-in-situ concrete structure effectively.
(4) description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is the structural representation of the embodiment of the invention 2.
Fig. 3 is the structural representation of the embodiment of the invention 3.
Fig. 4 is the structural representation of the embodiment of the invention 4.
Fig. 5 is the structural representation of the embodiment of the invention 5.
Fig. 6 is the structural representation of the embodiment of the invention 6.
Fig. 7 is the structural representation of the embodiment of the invention 7.
Fig. 8 is the structural representation of the embodiment of the invention 8.
Fig. 9 is the structural representation of the embodiment of the invention 9.
Figure 10 is the structural representation of the embodiment of the invention 10.
Figure 11 is the structural representation of the embodiment of the invention 11.
Figure 12 is the structural representation of the embodiment of the invention 12.
Figure 13 is the structural representation of the embodiment of the invention 13.
Figure 14 is the structural representation of the embodiment of the invention 14.
Figure 15 is the structural representation of the embodiment of the invention 15.
Figure 16 is the structural representation of the embodiment of the invention 16.
Figure 17 is the structural representation of the embodiment of the invention 17.
Figure 18 is the structural representation of the embodiment of the invention 18.
(5) specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention as shown in drawings, comprise base plate 1, it is characterized in that also including the truss 2 of parallel alternate laying, truss 2 is arranged on the base plate 1, and the formation that links to each other is whole, truss 2 is provided with upper chord 3, lower chord 4, diagonal web member 5, and diagonal web member 5 is welded to connect with upper chord 3 and lower chord 4, and the reinforcing bar 6 parallel with lower chord 4 arranged in the base plate 1.In the accompanying drawing, 1 is base plate, and 2 is truss, and 3 is upper chord, and 4 is lower chord, and 5 is diagonal web member, and 6 is reinforcing bar, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, superposed member comprises base plate 1, it also includes the truss 2 of parallel alternate laying, truss 2 is arranged on the base plate 1, and the formation that links to each other is whole, truss 2 is provided with upper chord 3, lower chord 4, diagonal web member 5, and diagonal web member 5 is welded to connect with upper chord 3 and lower chord 4, and the reinforcing bar 6 parallel with lower chord 4 arranged in the base plate 1.
Feature of the present invention is that also the reinforcing bar 6 in described lower chord 4 and the base plate 1 is connected.As shown in Figure 2, the reinforcing bar 6 in its described lower chord 4 and the base plate 1 is connected.
Feature of the present invention is that also the reinforcing bar 6 in described diagonal web member 5 and the base plate 1 is connected.As shown in Figure 3, the reinforcing bar 6 in its described diagonal web member 5 and the base plate 1 is connected.
Feature of the present invention also is to be connected with between described truss 2 and the truss 2 fixedly muscle 7.As shown in Figure 3, be connected with fixedly muscle 7 between its described truss 2 and the truss 2.
Feature of the present invention is that also described fixedly muscle 7 has upward fixedly muscle and following fixedly muscle.As shown in Figure 3, its described fixedly muscle 7 has upward fixedly muscle and following fixedly muscle.
Feature of the present invention is that also described fixedly muscle 7 is snakelike fixedly muscle.What have in its described fixedly muscle 7 as shown in Figure 3, is snakelike fixedly muscle.
Feature of the present invention is that also described base plate 1 is the strip unsplit bed(-)plate.As shown in Figure 3, its described base plate 1 is the strip unsplit bed(-)plate.
Feature of the present invention is that also described base plate 1 is cement concrete or cement mortar base plate.As shown in Figure 3, its described base plate 1 is the cement concrete base plate.
Feature of the present invention is that also the lower chord 4 of described truss 2 is embedded in cement concrete or the cement mortar base plate 1.Shown in Fig. 3,4, the lower chord 4 of its described truss 2 is embedded in the cement concrete base plate 1.
Feature of the present invention is that also described lower chord 4 is the prestressing force lower chord.As shown in Figure 5, its described lower chord 4 is the prestressing force lower chord.
Feature of the present invention also is in the described base plate 1 reinforce 8 is arranged.As shown in Figure 6, in its described base plate 1 reinforce 8 is arranged.
Feature of the present invention also is the reinforce of described reinforce 8 for net, hole, trellis.As shown in Figure 6, its described reinforce 8 is the reinforce of net.
Feature of the present invention is that also described reinforce 8 is the reinforce of rib strip shaped.As shown in Figure 7, its described reinforce 8 is the reinforce of strip.
Feature of the present invention also is to be extended with in the described base plate 1 reinforcing bar 6 or iron plate reinforce 8.As shown in Figure 8, be extended with the reinforce 8 of reinforcing bar 6 in its described base plate 1.
Feature of the present invention also is the base plate that described base plate 1 constitutes for cement, fiber, filler.As shown in Figure 9, its described base plate 1 is the base plate of cement, fiber, filler formation.
Feature of the present invention is that also the surface of described base plate 1 is a tungued-and-grooved face.As shown in Figure 8, the surface of its described base plate 1 is a tungued-and-grooved face.
Feature of the present invention also is between the upper chord 3 of described adjacent truss 2 and the lower chord 4 by oblique drawknot bar 9 drawknots.As shown in Figure 5, between the upper chord 3 of its described adjacent truss 2 and the lower chord 4 by oblique drawknot bar 9 drawknots.
Feature of the present invention is that also the oblique drawknot bar 9 of drawknot between the upper chord 3 of described adjacent truss 2 and the lower chord 4 constitutes bridging drawknot bars.As shown in Figure 5, the oblique drawknot bar 9 of drawknot constitutes bridging drawknot bar between the upper chord 3 of its described adjacent truss 2 and the lower chord 4.
Feature of the present invention also is described upper chord 3 or/and lower chord 4 is that the prestressing force upper chord is or/and the prestressing force lower chord.As shown in Figure 8, its described upper chord 3 and lower chord 4 are prestressing force upper chord and prestressing force lower chord.
Feature of the present invention is that also there are at least two horizontal reinforcing bars 6 at the two ends of described base plate 1.As shown in Figure 8, there are many horizontal reinforcing bars 6 at the two ends of its described base plate 1.
Feature of the present invention is that also the diagonal web member 5 of described truss 2 is made of continuous spirality ring muscle.As shown in Figure 9, the diagonal web member 5 of its described truss 2 is made of continuous spirality ring muscle.
Feature of the present invention is that also described diagonal web member 5 constitutes for the V muscle of elbow.As shown in figure 10, its described diagonal web member 5 is elbow the V muscle constitutes.
Feature of the present invention is that also described diagonal web member 5 is for carrying the elbow V muscle of striding chord member on the back.As shown in Figure 4, its described diagonal web member 5 is for carrying the elbow V muscle of striding chord member on the back.
Feature of the present invention also is described upper chord 3 or/and stiffener 10 is arranged on the lower chord 4.As shown in figure 11, on its described upper chord 3 stiffener 10 is arranged.
Feature of the present invention also is on the described upper chord 3 frange plate 11 is arranged.As shown in figure 12, on its described upper chord 3 frange plate 11 is arranged.
Feature of the present invention also be described upper chord 3 or/and lower chord 4 or/and diagonal web member 5 is T shape or L shaped or I shape or O shape bar.As shown in figure 13, its described upper chord 3 is an O shape bar.
Feature of the present invention is that also at least one of described upper chord 3 or lower chord 4 or diagonal web member 5 is the open hollow bar.As shown in figure 13, its described upper chord 3 is the open hollow bar.
Feature of the present invention is that also at least one of described upper chord 3 or lower chord 4 or diagonal web member 5 is the steel pipe concrete bar.As shown in figure 14, its described upper chord 3 is the steel pipe concrete bar.
Feature of the present invention is that also described upper chord 3 is at least two parallel upper chord groups arranged side by side.As shown in figure 10, its described upper chord 3 is two parallel upper chord groups arranged side by side.
Feature of the present invention is that also described lower chord 4 is at least two parallel lower chord groups arranged side by side.As shown in Figure 4, its described lower chord 4 is two parallel lower chord groups arranged side by side.
Feature of the present invention is that also described upper chord 3 or lower chord 4 or diagonal web member 5 are cold band rib steel muscle.As shown in figure 15, its described upper chord 3 is cold band rib steel muscle.
Feature of the present invention also be between described upper chord 3 and the diagonal web member 5 be connected to welding or screw mandrel is connected or the perforated pins connection.As shown in figure 15, being connected between its described upper chord 3 and the diagonal web member 5 is welded to connect.
Feature of the present invention also be between described lower chord 4 and the diagonal web member 5 be connected to welding or screw mandrel is connected or the perforated pins connection.As shown in figure 15, being connected between its described lower chord 4 and the diagonal web member 5 is welded to connect.
Feature of the present invention is that also described base plate 1 is provided with shuttering member 12.As shown in figure 16, its described base plate 1 is provided with shuttering member 12.
Feature of the present invention is that also described at least one shuttering member 12 is arranged in the interval between the truss 2.As shown in figure 16, its described shuttering member 12 is arranged in the interval between the truss 2.
Feature of the present invention is that also described shuttering member 12 is vertically or/and the lateral separation arrangement.As shown in figure 16, its described shuttering member 12 longitudinal separations are arranged.
Feature of the present invention also is described shuttering member 12 unsettled being arranged on the base plate 1.As shown in figure 17, its described shuttering member 12 unsettled being arranged on the base plate 1.
Feature of the present invention is that also described shuttering member 12 is connected with truss 2.As shown in figure 18, its described shuttering member 12 is connected with truss 2.
During the invention process, can adopt cement concrete or cement mortar to make base plate 1, reinforcing bar or prestressed reinforcement reinforce 8 can be set in base plate 1, truss 2 can adopt reinforcing bar to be welded, and is connected to form whole getting final product with base plate 1.
Claims (10)
1, a kind of force-bearing type superposed component for concrete building lid, comprise base plate (1), it is characterized in that also including the truss (2) of parallel alternate laying, truss (2) is arranged on the base plate (1), and the formation that links to each other is whole, truss (2) is provided with upper chord (3), lower chord (4), diagonal web member (5), and diagonal web member (5) is welded to connect with upper chord (3) and lower chord (4), and the reinforcing bar (6) parallel with lower chord (4) arranged in the base plate (1).
2, force-bearing type superposed component for concrete building lid according to claim 1 is characterized in that the interior reinforcing bar (6) of described lower chord (4) and base plate (1) is connected.
3, force-bearing type superposed component for concrete building lid according to claim 1 is characterized in that ((6) are connected the interior reinforcing bar of described diagonal web member (5) and base plate (1).
4, force-bearing type superposed component for concrete building lid according to claim 1 is characterized in that being connected with between described truss (2) and the truss (2) fixedly muscle (7); Perhaps fixedly muscle (7) has upward fixedly muscle and following fixedly muscle; Perhaps fixedly muscle (7) is snakelike fixedly muscle; Perhaps base plate (1) is the strip unsplit bed(-)plate.
5, force-bearing type superposed component for concrete building lid according to claim 1 is characterized in that described base plate (1) is cement concrete or cement mortar base plate; Perhaps the lower chord (4) of truss (2) is embedded in cement concrete or the cement mortar base plate (1); Perhaps lower chord (4) is the prestressing force lower chord; Perhaps in the base plate (1) reinforce (8) is arranged; Perhaps reinforce (8) is the reinforce of net, hole, trellis; Perhaps reinforce (8) is the reinforce of rib strip shaped; Perhaps be extended with reinforcing bar (6) or iron plate reinforce (8) in the base plate (1).
6, force-bearing type superposed component for concrete building lid according to claim 1 is characterized in that the base plate that described base plate (1) constitutes for cement, fiber, filler; Perhaps the surface of base plate (1) is a tungued-and-grooved face; Between the upper chord (3) of perhaps adjacent truss (2) and the lower chord (4) by oblique drawknot bar (9) drawknot; The oblique drawknot bar (9) of drawknot constitutes bridging drawknot bar between the upper chord (3) of perhaps adjacent truss (2) and the lower chord (4); Perhaps upper chord (3) is or/and lower chord (4) is that the prestressing force upper chord is or/and the prestressing force lower chord; Perhaps there are at least two horizontal reinforcing bars (6) at the two ends of base plate (1); Perhaps the diagonal web member (5) of truss (2) is made of continuous spirality ring muscle.
7, force-bearing type superposed component for concrete building lid according to claim 1 is characterized in that described diagonal web member (5) constitutes for the V muscle of elbow; Perhaps diagonal web member (5) is for carrying the elbow V muscle of striding chord member on the back; Perhaps upper chord (3) is or/and there is stiffener (10) on the lower chord (4); Perhaps on the upper chord (3) frange plate (11) is arranged; Perhaps upper chord (3) or/and lower chord (4) or/and diagonal web member (5) is T shape or L shaped or I shape or O shape bar.
8, force-bearing type superposed component for concrete building lid according to claim 1 is characterized in that described upper chord (3) or lower chord (4) or diagonal web member (5) at least one is the open hollow bar; Perhaps at least one of upper chord (3) or lower chord (4) or diagonal web member (5) is the steel pipe concrete bar; Perhaps upper chord (3) is at least two parallel upper chord groups arranged side by side; Perhaps lower chord (4) is at least two parallel lower chord groups arranged side by side.
9, force-bearing type superposed component for concrete building lid according to claim 1 is characterized in that described upper chord (3) or lower chord (4) or diagonal web member (5) are cold band rib steel muscle; Perhaps between upper chord (3) and the diagonal web member (5) be connected to welding or screw mandrel is connected or the perforated pins connection; Perhaps between lower chord (4) and the diagonal web member (5) be connected to welding or screw mandrel is connected or the perforated pins connection.
10, force-bearing type superposed component for concrete building lid according to claim 1 is characterized in that described base plate (1) is provided with shuttering member (12); Perhaps at least one shuttering member (12) is arranged in the interval between the truss (2); Perhaps shuttering member (12) is vertically or/and the lateral separation arrangement; Perhaps shuttering member (12) is unsettled is arranged on the base plate (1); Perhaps shuttering member (12) is connected with truss (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510088323 CN1904276A (en) | 2005-07-28 | 2005-07-28 | Structure force bearing type superimposed construction unit for concrete floorslab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510088323 CN1904276A (en) | 2005-07-28 | 2005-07-28 | Structure force bearing type superimposed construction unit for concrete floorslab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1904276A true CN1904276A (en) | 2007-01-31 |
Family
ID=37673621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510088323 Pending CN1904276A (en) | 2005-07-28 | 2005-07-28 | Structure force bearing type superimposed construction unit for concrete floorslab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1904276A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425306A (en) * | 2011-03-17 | 2012-04-25 | 建研科技股份有限公司 | Construction method of steel bar truss floor bearing plate and steel bar truss floor bearing plate |
| CN103334527A (en) * | 2013-07-06 | 2013-10-02 | 杭州恒达钢构股份有限公司 | Steel structure cast-in-site floor arching construction method |
| CN107700831A (en) * | 2017-09-28 | 2018-02-16 | 贵州皆盈科技开发有限公司 | A kind of construction mould and its construction method of concrete superstructure |
-
2005
- 2005-07-28 CN CN 200510088323 patent/CN1904276A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425306A (en) * | 2011-03-17 | 2012-04-25 | 建研科技股份有限公司 | Construction method of steel bar truss floor bearing plate and steel bar truss floor bearing plate |
| CN102425306B (en) * | 2011-03-17 | 2014-03-12 | 建研科技股份有限公司 | Construction method of steel bar truss floor bearing plate and steel bar truss floor bearing plate |
| CN103334527A (en) * | 2013-07-06 | 2013-10-02 | 杭州恒达钢构股份有限公司 | Steel structure cast-in-site floor arching construction method |
| CN107700831A (en) * | 2017-09-28 | 2018-02-16 | 贵州皆盈科技开发有限公司 | A kind of construction mould and its construction method of concrete superstructure |
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Open date: 20070131 |