CN207228314U - Beamless hollow floor chamber concrete-filled steel tube shear wall combined structure system and mould system - Google Patents
Beamless hollow floor chamber concrete-filled steel tube shear wall combined structure system and mould system Download PDFInfo
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- CN207228314U CN207228314U CN201721225413.5U CN201721225413U CN207228314U CN 207228314 U CN207228314 U CN 207228314U CN 201721225413 U CN201721225413 U CN 201721225413U CN 207228314 U CN207228314 U CN 207228314U
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Abstract
The utility model discloses beamless hollow floor chamber concrete-filled steel tube shear wall combined structure system and mould system, it solves the problems, such as that speed of application is slow in the prior art, has efficiency of assembling high, builds the high beneficial effect of overall stability, its scheme is as follows：Including shear wall, including multiple sequentially connected combinable walls；Beamless hollow floor, including steel reinforcement cage, putamina and bar-mat reinforcement, steel reinforcement cage is fixed with shear wall, and steel reinforcement cage includes crisscross multiple transverse steel cages and multiple longitudinal reinforcement cages, adjacent transverse steel cage interval setpoint distance is set, and adjacent longitudinal reinforcement cage interval setpoint distance is set；Putamina, inner hollow, in the space at transverse steel cage Yu longitudinal reinforcement cage interval；Bar-mat reinforcement, arranged on the upper surface of steel reinforcement cage and lower surface, steel reinforcement cage has poured concrete with reinforcing bar net surface and inside；Template, template is detachably arranged on the lower section of steel reinforcement cage, and template includes multiple sequentially connected splicing blocks.
Description
Technical field
It the utility model is related to building association area, more particularly to a kind of beamless hollow floor-chamber concrete filled steel tube shearing
Wall composite construction system and mould system.
Background technology
Assembled architecture refers to the building formed with prefabricated component in assemble in site, this building compared with traditional construction
The advantages of be that construction speed is fast, climate conditionality is small, save labour can simultaneously improve construction quality.
The compression strength of concrete is high.But bending resistance is very weak, and steel, the bending resistance of particularly shaped steel are strong, have
Good elastoplasticity, but be pressurized when easy unstability and lose axial compression resistance ability.And concrete filled steel tube can incite somebody to action in structure
The two the advantages of, is combined together, and concrete can be made to be in side loaded state, its compression strength can significantly improve, simultaneously because
The presence of concrete, improves the rigidity of steel pipe, both play a role jointly, so as to greatly increase bearing capacity.
Building floor is generally using cast-in-place monoblock type floor, prefabricated hollow floor, or superimposed sheet at present, wherein tradition is existing
Pouring concrete floor site operation is complicated, time-consuming and laborious, but cast-in-place concrete floor has firm, and durable, fire protecting performance is good, into
The characteristics of this is low；Prefabricated hollow floor construction is simple, but floor, since temperature change, curing condition produce crack, scene is hung
Dress is difficult, globality poor；Laminated floor slab is generally two layers, bottom band bar-mat reinforcement prefabrication, top layer cast in situs, its situ wet
Work operations amount is big, and efficiency of assembling is low, and floor installation rigidity is small, does not apply to the building of large bay.
The plate bottom of girderless floor is smooth, and height is big between indoor pure space, and daylighting, ventilation condition is good, easy to using industrialized
Construction method, for girderless floor without external beam, plate face load is directly transmitted to shear wall, has that simple in structure, Path of Force Transfer is succinct.
Traditional arch without beam tablet system is to rest on the solid two-way slab without beams structure being equipped with the column of " bolumn cap ", its floor
Thickness depend on load and the floor span that structure layout pattern, floor are born；When floor span is larger, its thickness also compared with
It is thick.Since solid panel is generally from great, so as to add the load of load-carrying members, economy is poor.
A kind of it is therefore desirable to have beamless hollow floor-sliceable multi-cavity steel tube concrete shear wall combined structure system.
Utility model content
For overcome the deficiencies in the prior art, the utility model provides a kind of beamless hollow floor-chamber concrete filled steel tube
Shear wall combined structure system, the setting of the system effectively improves assembled architecture speed of application, easy to operate easy to construct,
Overall performance is good, easy to applied to assembly concrete-filled steel tube and floor member, be the development trend of building trade.
A kind of concrete scheme of beamless hollow floor-chamber concrete-filled steel tube shear wall combined structure system is as follows：
A kind of beamless hollow floor-chamber concrete-filled steel tube shear wall combined structure system, including：
Shear wall, including multiple sequentially connected combinable walls, have poured concrete in wall；
Beamless hollow floor, including steel reinforcement cage, putamina and bar-mat reinforcement, steel reinforcement cage are fixed with shear wall, and steel reinforcement cage includes vertical
The multiple transverse steel cages and multiple longitudinal reinforcement cages of traversed by mistake, adjacent transverse steel cage interval setpoint distance is set, adjacent
Longitudinal reinforcement cage interval setpoint distance set；
Putamina, inner hollow, in the space at transverse steel cage Yu longitudinal reinforcement cage interval；
Bar-mat reinforcement, bar-mat reinforcement are arranged on the upper surface and lower surface of steel reinforcement cage, and steel reinforcement cage is poured with reinforcing bar net surface and inside
There is concrete；
Template, template is detachably arranged on the lower section of steel reinforcement cage, and template includes multiple sequentially connected splicing blocks.
The setting of the system, the setting of putamina solve the problems, such as that sliding occurs in steel reinforcement cage, can realize quick-assembling, carry
High speed of application, improves efficiency of assembling, and increase building globality, improves the anti-seismic performance of building, can be applied to multi-rise building,
And in a variety of civil buildings, meet economic and environment-friendly sustainable building principle, easy to promote.
In order to further improve the stability of floor, the steel reinforcement cage is fastenedly connected with bar-mat reinforcement.
Template is installed and removed for convenience, the template includes multiple T-shaped splicing blocks, the T types splicing block
Side lower surface is equipped with notch, and opposite side upper surface is equipped with notch.
In order to facilitate the fixation of steel reinforcement cage and shear wall, the steel reinforcement cage is fixed by connecting plate and shear wall.
L-type angle steel is equipped between shear wall below the template, which is equally detachably set；
Further, the upper surface of the template sets plastic film, and plastic film is the film of material polyvinyl chloride, is pacified
It is placed in construction surface on the upside of template, before pouring high-strength concrete, plastic film top oiling, easy to depart from floor during form removal.
Further, the wall side sets steel pipe card slot, and opposite side sets steel pipe plugboard；
Further, cross point of cavity plate is set in wall, and a point cavity plate is provided with hoisting port.
Both sides side sets groove to the wall up and down, and opposite side sets protrusive board.
The spacing of two neighboring longitudinal reinforcement cage is more than the spacing of two neighboring transverse steel cage.
The longitudinal reinforcement cage includes four longitudinal reinforcements, and the more transverse directions being parallel to each other are equipped with around four longitudinal reinforcements
Reinforcing bar.
For overcome the deficiencies in the prior art, the utility model additionally provides a kind of mould for being used to manufacture beamless hollow floor
Specific system, including：
Steel reinforcement cage, steel reinforcement cage are fixed with shear wall, and steel reinforcement cage includes crisscross multiple transverse steel cages and multiple vertical
To steel reinforcement cage, adjacent transverse steel cage interval setpoint distance is set, and adjacent longitudinal reinforcement cage interval setpoint distance is set；
Putamina, inner hollow, in the space at transverse steel cage Yu longitudinal reinforcement cage interval；
Bar-mat reinforcement, bar-mat reinforcement are arranged on the upper surface and lower surface of steel reinforcement cage；
Template, template is detachably arranged on the lower section of steel reinforcement cage, and template includes multiple sequentially connected splicing blocks.
All parts are the main support appliances for building floor in the system, by their setting, it can be achieved that to no beam
The rapid build of cassette ceiling.
A kind of construction method of concrete shear force wall girderless floor, comprises the following steps that：
1) wall of assembled multi-cavity steel tube concrete shear wall, and fixed stitching portion, the tubing string concrete in wall；
2) splice in concrete shear force wall sidepiece and template is set, form construction platform；
3) plastic film is laid in construction platform upper surface, assembling reinforcement net, end have been welded to connect plate by downside
Steel reinforcement cage by connecting plate prepared screw-bolt hole, be installed on the inside of concrete shear force wall wall；
4) putamina is placed in reserved area among steel reinforcement cage longitudinal reinforcement cage and transverse steel, steel reinforcement cage top binding steel
Muscle net；
5) to concrete floor slab placement concrete, after concrete curing maturation, form removal.
Compared with prior art, the beneficial effects of the utility model are：
(1) the sliceable multi-cavity steel tube concrete shear wall of the utility model, which has, divides cavity plate, and Multicarity concrete filled steel tube is cut
Power wall has good anti-seismic performance, and cross-sectional configuration has obvious influence to the mechanical property of concrete-filled steel tube shear wall, to improving
The ductility bearing capacity of shear wall and the flexing of steel plate is delayed to have an obvious action, during structure construction, steel pipe can be used as rigidity bone
Frame undertakes the construction loads and construction weight of construction stage, constructs from the influence of concrete curing time；Due to steel tube concrete
Native inside does not have reinforcing bar, easy to the cast and tamping of concrete；Spliced by reserving groove protrusive board up and down, shear wall vertically disposes
Positioning is convenient, and by splicing the assembling mode with welding, globality is stronger, and anti-seismic performance is good, and to site operation personnel's technology
Level requirement is relatively low, quick construction, convenient for disassembly and assembly, simple in structure.
(2) this clearly demarcated this structure type of beamless hollow floor effectively have compressed structure height, and be applied to small span
Dwelling house system, without bolumn cap, saves the occupancy of horizontal space；It is easy for construction, project cost is not only reduced, but also facilitate building
Arrangement, has an enormous advantage, hollow beamless hollow floor increases the thickness of plate by reducing concealed beam depth of section so that dark
Beam and plate reasonable mechanical.
(3) the utility model steel reinforcement cage factory process, scene are only bolted, and are fixed on concrete-filled steel tube shear wall
On, scene binding process is reduced, it is easy to operate；Steel reinforcement cage pours to form concealed beam, and concealed beam is smooth straight, is formed after the completion of pouring double
To plate, uniform force.
(4) placement putamina, putamina are fixed, form hollow cast-in-situ floor, solve hollow in the prior art in the middle part of steel reinforcement cage
The problem of babinet slides；Compared with the cast-in-place solid floor of tradition, concrete amount is reduced, reduces the dead weight of reinforced concrete member
And rolled steel dosage, cost is reduced, cost-effective, insulation good muffling effect, meets environmentally protective sustainable facade lighting.
(5) template is fixed on concrete-filled steel tube shear wall by angle steel, and less has used lower support, is not take up
More construction surfaces, easy to continuously construct.
Brief description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are used to explain the application, do not form the improper restriction to the application.
Fig. 1 coagulates native shear wall connection diagram for the utility model with steel tube concrete；
Fig. 2 is sliceable multi-cavity steel tube concrete shear wall elevation；
Fig. 3 is sliceable multi-cavity steel tube concrete shear wall superstructure schematic diagram；
Fig. 4 is sliceable multi-cavity steel tube concrete shear wall substructure schematic diagram；
Fig. 5 is vertically connected with schematic diagram for sliceable multi-cavity steel tube concrete shear wall；
Fig. 6 is sliceable multi-cavity steel tube concrete shear wall top view；
Fig. 7 splices schematic diagram for sliceable multi-cavity steel tube concrete shear wall；
Fig. 8 is steel reinforcement cage and connecting plate elevation；
Fig. 9 is beamless hollow floor top view；
Figure 10 is bar-mat reinforcement structure diagram；
Figure 11 is L-type steel angle structure schematic diagram；
Figure 12 is template front elevation；
Figure 13 is template splicing structure diagram；
Figure 14 is template splicing structure diagram；
1, beamless hollow floor in figure, 2, sliceable multi-cavity steel tube concrete shear wall, 2a, upper square type groove, 2b, lower square
Shape protrusive board, 2c, steel pipe card slot, 2d, steel pipe plugboard, 2e, divide cavity plate, 2f, hoisting port, and 3, steel reinforcement cage, 3a, longitudinal reinforcement cage,
3b, transverse steel cage, 4, connecting plate, 5, high-strength bolt, 6, bar-mat reinforcement, 7, putamina, 8, plastic film, 9, template, 10, L-type angle
Steel, 11, high-strength concrete, 12, self-compacting concrete.
Embodiment
It is noted that described further below is all illustrative, it is intended to provides further instruction to the application.It is unless another
Indicate, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As background technology is introduced, the deficiencies in the prior art, in order to solve technical problem as above, this Shen
It please propose a kind of beamless hollow floor-chamber concrete-filled steel tube shear wall combined structure system.
In a kind of typical embodiment of the application, as shown in Figure 1, a kind of beamless hollow floor-chamber concrete filled steel tube
Shear wall combined structure system, including：Beamless hollow floor 1, sliceable multi-cavity steel tube concrete shear wall 2, wherein empty without beam
Heart floor 2 is by steel reinforcement cage 3, connecting plate 4, high-strength bolt 5, bar-mat reinforcement 6, putamina 7, plastic film 8, template 9, high-strength concrete 11
Composition；Sliceable multi-cavity steel tube concrete shear wall 2 is by steel tube shear and is poured into the self-compacting concrete 12 of steel duct
Composition；Beamless hollow floor 1 is connected with sliceable multi-cavity steel tube concrete shear wall 1 by welding with bolted mode,
It is connected between sliceable multi-cavity steel tube concrete shear wall 2 welding with by way of splicing.
Sliceable overall rectangular, the equal three times floor height of vertical height of multi-cavity steel tube concrete shear wall 2, sliceable Multi-cavity steel
The end of pipe concrete shear wall 2 is equipped with upper rectangular recess 2a, and end has lower rectangle protrusive board 2b, and inside, which has, divides chamber
Plate 2e, divides cavity plate 2e tops to have hoisting port 2f, can be used to lift the sliceable multi-cavity steel tube concrete shear wall 2 of steel tube shear
Left side has steel pipe card slot 2c, and right side has steel pipe plugboard 2d, and sliceable 2 inner side metope of multi-cavity steel tube concrete shear wall is set
The bolt mounting holes being connected with beamless hollow floor 2 are put, as shown in Figure 2.
As shown in Figure 3 and Figure 4, upper rectangular recess 2a horizontal cross-sections are rectangular, and lower rectangle protrusive board 2b horizontal cross-sections are rectangular,
Vertically during installation, lower rectangle protrusive board 2b is embedded in upper rectangular recess 2a, after the completion of splicing, in seam crossing by welding, completes to add
Gu；Lower rectangle protrusive board 2b sizes are less than upper rectangular recess 2a sizes, in order to lower rectangle protrusive board 2b and upper rectangular recess 2a gaps
Coordinate, easy to splice, prevent because particle blocks, cause splicing gap excessive；Sliceable multi-cavity steel tube concrete shear wall 2 is horizontal
Direction is by entering adjacent sliceable multi-cavity steel tube and mixing sliceable 2 steel pipe plugboard 2d of multi-cavity steel tube concrete shear wall, grafting
In 2 steel pipe card slot 2c of solidifying soil shear wall, seam crossing by welding, is attached, as shown in Figure 5 and Figure 6 again.
To be arranged at sliceable 2 steel duct of multi-cavity steel tube concrete shear wall, horizontal cross-section is cross by point cavity plate 2e,
Divide cavity plate 2e to run through whole steel pipe (square), divide cavity plate 2e upper ends that hoisting port 2f is set, to keep Hoisting Security, hung using 4 points
Lifting mode, as shown in Figure 7.
Steel reinforcement cage 3 is completed by prefabrication, and wherein steel reinforcement cage 3 is made of longitudinal reinforcement cage 3a, transverse steel cage 3b, is indulged
To steel reinforcement cage 3a, transverse steel cage 3b, respectively by rectangle hoop, and four longitudinal reinforcement compositions on the inside of rectangle hoop are located at, indulged
Muscle spacing is indulged to steel reinforcement cage 3a and is slightly larger than transverse steel cage 3b sizes, is indulged muscle easy to intersection and is passed through, 3 height of steel reinforcement cage is less than building
Plate height, easy to casting concrete and sets protective layer.
As shown in figure 8, connecting plate 4 is the rectangular steel plates with four bolt mounting holes, by prefabricated steel reinforcement cage 3
End longitudinal reinforcement, by automatic arc welding, is welded in 4 side of connecting plate, then connect by high-strength bolt 5, bolt with connecting plate 4
It is connected at sliceable 2 metope reserved bolt mounting hole of multi-cavity steel tube concrete shear wall, completes steel reinforcement cage 1 and install.
Bar-mat reinforcement 6 is the net structure that fine steel rib is process, and bar-mat reinforcement 6 is installed on steel reinforcement cage about 3 by binding
Both sides, as shown in Figure 9 and Figure 10.
Template 9 is section into T-shaped, and as shown in Figure 12 and Figure 13, flange plate can mutually splice, and form the steel knot of construction platform
Structure component, web set triangle ribbing with flange plate intersection, strengthen stability.Template 9 is mutually spliced, top covering modeling
Expect film 8, then by the bolt installing port on L-type angle steel 10, be fixed on the downside of steel reinforcement cage 3.
As shown in figure 14, putamina 7 is lightweight recyclable material, its inner hollow, and 7 length, width and height of putamina are dimensioned slightly smaller than reinforcing bar
3 longitudinal reinforcement cage 3a of cage reserves size with transverse steel 3b intermediate regions, when expiring building service life, removes building
Afterwards, membrane shell material recoverable, therefore material can use the strong recyclable plastics of durability, or light-weight metal.
Plastic film 8 is the film of material polyvinyl chloride, is placed in 9 upside construction surface of template, pours high-strength concrete 11
Before, 8 top oiling of plastic film, easy to depart from floor during form removal.
L-type angle steel 10, as shown in figure 11, has the supporting member of bolt installing port for downside, L-type angle steel 10 passes through height
Strength bolt 5, is installed on sliceable multi-cavity steel tube concrete shear wall, is used to support template 9.
High-strength concrete 11, self-compacting concrete 12, proportioning can need the structural environment and construction work according to works
Skill etc. adjusts, and first carries out same layer penstock installation splicing, carries out filling concrete afterwards；High-strength concrete 11 passes through pumping
Machine is poured into the upside of template 9, and self-compacting concrete 12 is poured into steel pipe cavity by upper rectangular recess 2a.
Anti-corrosion treatment is carried out on the outside of the rebar surface of sliceable concrete shear force wall 2, using electrochemical principle, to component
Impressed cathodic polarization is carried out to slow down corrosion；Or with supporting anticorrosive paint protective coating.
Construction procedure is as follows：
(1) lift sliceable multi-cavity steel tube concrete shear wall 2, sliceable multi-cavity steel tube concrete shear wall 2 it is vertical it
Between spliced by lower rectangle protrusive board 2b and upper rectangular recess 2a, and welded in seam crossing；Will be sliceable more between horizontal direction
2 steel pipe plugboard 2d of chamber concrete-filled steel tube shear wall, grafting enter adjacent 2 steel pipe card slot of sliceable multi-cavity steel tube concrete shear wall
In 2c, splicing position by welding, is attached again；Self-compacting concrete 12 is poured into steel pipe cavity by upper rectangular recess 2a；
(2) by high-strength bolt 5, L-type angle steel 10 is placed in sliceable steel tube concrete and is coagulated on the inside of native 2 wall of shear wall；
(3) template 9 is placed in the upside of L-type angle steel 10, template 9 is mutually spliced, and forms construction platform.Plastic film 7 is flat
It is laid on the upside of the construction platform of the composition of L-type angle steel 10, by downside, assembling reinforcement net 5, end have been welded to connect the steel reinforcement cage of plate 4
3, by 4 prepared screw-bolt hole of connecting plate, are installed on the inside of sliceable 2 wall of multi-cavity steel tube concrete shear wall；
(4) putamina 7 is placed in reserved area among steel reinforcement cage 3 longitudinal reinforcement cage 3a and transverse steel 3b, on steel reinforcement cage 3
Portion's assembling reinforcement net 5；
(5) high-strength concrete 11 is poured, after treating that high-strength concrete 11 conserves maturation, removes lower part L-type angle steel 10, removal
Template 9, completes construction.
The foregoing is merely the preferred embodiment of the application, the application is not limited to, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (9)
- A kind of 1. beamless hollow floor-chamber concrete-filled steel tube shear wall combined structure system, it is characterised in that including：Shear wall, including multiple sequentially connected combinable walls, have poured concrete in wall；Beamless hollow floor, including steel reinforcement cage, putamina and bar-mat reinforcement, steel reinforcement cage are fixed with shear wall, and steel reinforcement cage includes handing in length and breadth Wrong multiple transverse steel cages and multiple longitudinal reinforcement cages, adjacent transverse steel cage interval setpoint distance are set, and adjacent is vertical Set to steel reinforcement cage interval setpoint distance；Putamina, inner hollow, in the space at transverse steel cage Yu longitudinal reinforcement cage interval；Bar-mat reinforcement, bar-mat reinforcement are arranged on the upper surface and lower surface of steel reinforcement cage, and steel reinforcement cage has poured mixed with reinforcing bar net surface and inside Solidifying soil；Template, template is detachably arranged on the lower section of steel reinforcement cage, and template includes multiple sequentially connected splicing blocks.
- 2. a kind of beamless hollow floor according to claim 1-chamber concrete-filled steel tube shear wall combined structure system, it is special Sign is that the steel reinforcement cage is fastenedly connected with bar-mat reinforcement.
- 3. a kind of beamless hollow floor according to claim 1-chamber concrete-filled steel tube shear wall combined structure system, it is special Sign is that the template includes multiple T-shaped splicing blocks, and the T-shaped splicing block side lower surface is equipped with notch, opposite side upper surface Equipped with notch.
- 4. a kind of beamless hollow floor according to claim 1-chamber concrete-filled steel tube shear wall combined structure system, it is special Sign is that the steel reinforcement cage is fixed by connecting plate and shear wall.
- 5. a kind of beamless hollow floor according to claim 1-chamber concrete-filled steel tube shear wall combined structure system, it is special Sign is, L-type angle steel is equipped between shear wall below the template；Further, the upper surface of the template sets plastic film.
- 6. a kind of beamless hollow floor according to claim 1-chamber concrete-filled steel tube shear wall combined structure system, it is special Sign is that the wall side sets steel pipe card slot, and opposite side sets steel pipe plugboard；Further, cross point of cavity plate is set in wall, and a point cavity plate is provided with hoisting port.
- 7. a kind of beamless hollow floor according to claim 1-chamber concrete-filled steel tube shear wall combined structure system, it is special Sign is that both sides side sets groove to the wall up and down, and opposite side sets protrusive board；The spacing of two neighboring longitudinal reinforcement cage is more than the spacing of two neighboring transverse steel cage.
- 8. a kind of beamless hollow floor according to claim 1-chamber concrete-filled steel tube shear wall combined structure system, it is special Sign is that the longitudinal reinforcement cage includes four longitudinal reinforcements, and the more transverse directions being parallel to each other are equipped with around four longitudinal reinforcements Reinforcing bar.
- A kind of 9. mould system for being used to manufacture beamless hollow floor, it is characterised in that including：Steel reinforcement cage, steel reinforcement cage are fixed with shear wall, and steel reinforcement cage includes crisscross multiple transverse steel cages and multiple longitudinal steel Muscle cage, adjacent transverse steel cage interval setpoint distance are set, and adjacent longitudinal reinforcement cage interval setpoint distance is set；Putamina, inner hollow, in the space at transverse steel cage Yu longitudinal reinforcement cage interval；Bar-mat reinforcement, bar-mat reinforcement are arranged on the upper surface and lower surface of steel reinforcement cage；Template, template is detachably arranged on the lower section of steel reinforcement cage, and template includes multiple sequentially connected splicing blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721225413.5U CN207228314U (en) | 2017-09-22 | 2017-09-22 | Beamless hollow floor chamber concrete-filled steel tube shear wall combined structure system and mould system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721225413.5U CN207228314U (en) | 2017-09-22 | 2017-09-22 | Beamless hollow floor chamber concrete-filled steel tube shear wall combined structure system and mould system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207228314U true CN207228314U (en) | 2018-04-13 |
Family
ID=61863702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721225413.5U Expired - Fee Related CN207228314U (en) | 2017-09-22 | 2017-09-22 | Beamless hollow floor chamber concrete-filled steel tube shear wall combined structure system and mould system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207228314U (en) |
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2017
- 2017-09-22 CN CN201721225413.5U patent/CN207228314U/en not_active Expired - Fee Related
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Granted publication date: 20180413 Termination date: 20190922 |