CN209891556U - Steel plate concrete column and steel plate truss girder assembled frame structure and floor thereof - Google Patents
Steel plate concrete column and steel plate truss girder assembled frame structure and floor thereof Download PDFInfo
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- CN209891556U CN209891556U CN201920232296.8U CN201920232296U CN209891556U CN 209891556 U CN209891556 U CN 209891556U CN 201920232296 U CN201920232296 U CN 201920232296U CN 209891556 U CN209891556 U CN 209891556U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 235
- 239000010959 steel Substances 0.000 title claims abstract description 235
- 239000004567 concrete Substances 0.000 title claims abstract description 88
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 238000005452 bending Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 15
- 239000010410 layer Substances 0.000 abstract description 13
- 239000011241 protective layer Substances 0.000 abstract description 8
- 239000011150 reinforced concrete Substances 0.000 abstract description 6
- 238000009776 industrial production Methods 0.000 abstract description 4
- 230000002787 reinforcement Effects 0.000 description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 6
- 210000003205 muscle Anatomy 0.000 description 6
- 239000002131 composite material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a steel plate concrete column and steel plate truss girder assembled frame structure and a floor thereof, wherein the frame structure comprises a steel plate concrete column and a steel plate truss girder, the steel plate concrete column is enclosed into a column shell by a column steel plate, and concrete is poured in the column shell; the steel plate truss girder comprises groove-shaped steel plates which are oppositely arranged and batten plates which are connected; the columns are connected with the beams through connecting steel bars preset in the frame columns; the floor slab assembled by the frame structure comprises a steel bar truss, a poured floor slab layer and a high-density slab, wherein the lower chord main rib of the steel bar truss is positioned at the bottom of the poured floor slab layer, and the high-density slab is fixed below the lower chord main rib. The utility model discloses eliminated the protective layer of reinforced concrete post and floor, saved a large amount of templates of pouring, avoided receiving fatal weaknesses such as easy unstability of post and bucking in the steel construction. The beam is welded with the column through the preset connecting steel bars during assembly, the formed node has strong anti-seismic performance, the problem of complex connection of steel structure nodes is solved, and the frame column, the truss beam and the steel bar truss high-density plate component can realize industrial production.
Description
Technical Field
The utility model belongs to the technical field of building structure, especially, relate to an assembled steel sheet concrete column and steel sheet truss girder frame construction.
Background
Traditional concrete column mainly includes concrete and the vertical reinforcing bar and the stirrup that set up in it, and the in-process of pouring needs a large amount of templates, and the construction period is long, and the availability factor of concrete column cross-section is lower. The traditional steel frame beam is I-shaped steel or H-shaped steel, and has large steel quantity, small span and heavy self weight. The traditional floor slab is mainly made of concrete and reinforcing steel bars arranged in the concrete, a large number of templates are still needed in the pouring process, the self weight of prefabricated components of the fabricated reinforced concrete floor slab is large, and the quality defect of poor combination is easy to occur when the concrete is secondarily poured on the site of the composite floor slab. The traditional connecting joint of the steel frame beam and the concrete column or the steel frame column and the floor slab is complex, the joint is large in size, and the traditional connecting joint is not attractive and is not beneficial to use.
SUMMERY OF THE UTILITY MODEL
To pointing out not enough among the above-mentioned background art, the utility model provides an assembled steel sheet concrete column and steel sheet truss girder frame construction, this structure is the structural system between reinforced concrete structure and steel construction, both strong points have been gathered, avoided respective not enough, the reinforcing bar in the floor that utilizes this frame construction assembly moves down outward, hug closely the truss reinforcing bar and have set up the high-density board, this floor component light in weight, the prefabricated part dead weight of coincide floor in having avoided the PC is too big, the on-the-spot secondary concreting of coincide floor combines not good problem.
The utility model discloses a realized like this, an assembled steel sheet concrete post and steel sheet truss girder frame construction, including steel sheet concrete post and steel sheet truss girder, the steel sheet concrete post includes the post shell that is enclosed by the post steel sheet, pours the concrete in the post shell; the steel plate truss girder comprises two oppositely arranged groove-shaped steel plates, and the two groove-shaped steel plates are fixedly connected through batten plates; the steel plate concrete column and the steel plate truss girder are connected through connecting steel bars preset in the steel plate concrete frame column, one end of each connecting steel bar is arranged in the steel plate concrete frame column, and the other end of each connecting steel bar extends out of a steel plate through a steel bar hole reserved in the steel plate column to be connected with the steel plate truss girder.
Preferably, one end of the connecting steel bar, which is arranged in the column shell, is provided with a connecting steel bar bending part; the connecting steel bar bending part is welded on the inner wall of the column steel plate opposite to the column steel plate of the connecting steel plate truss girder.
Preferably, reinforcing ribs are longitudinally arranged in the steel plate concrete frame column close to four corners of the column shell, and the reinforcing ribs and the column steel plate bear pulling force together.
Preferably, the longitudinal fixation strengthening rib is close to the joint reinforcement on the column steel plate inner wall that steel plate concrete column and steel plate truss girder are connected, reduces the influence of seting up the preformed hole that penetrates the joint reinforcement on the post steel sheet to post intensity.
Preferably, the web plate of the channel steel plate is provided with holes to form a hollow structure, and compared with H-shaped steel or I-shaped steel with the same load, the steel plate truss girder with the hollow structure has light dead weight and small steel consumption.
The utility model further provides an utilize the floor of assembled steel sheet concrete column and steel sheet truss girder frame construction assembly.
Preferably, the floor slab comprises a steel bar truss providing the bearing capacity of the floor slab, a poured floor slab layer and a high-density slab, wherein the steel bar truss comprises an upper chord main rib and a lower chord main rib, the upper chord main rib is positioned inside the poured floor slab layer, the lower chord main rib is positioned at the bottom of the poured floor slab layer, and the high-density slab is fixed below the lower chord main rib. The high-density plate fixed below the steel bar truss is a protective layer of steel bars and a template for pouring concrete, and the effective height of the plate is invisibly increased due to the fact that the protective layer is not provided.
Preferably, the high density sheet has a thickness of 15 mm.
Preferably, the upper chord main rib and the lower chord main rib of the steel bar truss are connected through the web rib to form a structure with a triangular section.
The utility model discloses still further provide an utilization the assembled frame construction that steel sheet concrete column, steel sheet truss girder and floor are constituteed.
The steel plate concrete column of the utility model is characterized in that longitudinal steel bars and stirrups in the existing steel plate concrete column are moved outside to the surface and replaced by steel plates, the steel plates are enclosed into the shell of the concrete column, and concrete is poured in the shell to be used as the design idea of a frame column; the steel plate truss girder is an integral small truss structure formed by connecting the groove steel plates through the batten plates and is used as a design idea of the frame girder; the frame beam and the frame column are connected through the steel bars preset in the frame column, so that the anchoring performance of the steel bars in concrete is good, and a frame node with good mechanical property is formed; the floor assembled by the steel plate concrete column and the steel plate truss girder assembled frame structure also adopts the idea that the steel bars move outwards, the stressed steel bars are arranged on the lower surface of the poured concrete slab, and a layer of high-density slab is arranged below the stressed steel bars. The utility model discloses frame construction according to design is a structure system between reinforced concrete structure and steel construction, has assembleed both strong points, has avoided respective not enough.
Compare in prior art's shortcoming and not enough, the utility model discloses following beneficial effect has:
(1) because the steel bars of the concrete column are moved outwards and replaced by the steel plates, the concrete is poured into the steel plates to form the steel plate concrete column, the protective layer of the steel plate concrete column is eliminated, namely, the effective height of the column is increased, compared with the same-size steel plate concrete column, the service efficiency of the cross section is improved, meanwhile, a large number of poured templates are saved, the investment and labor cost of the templates are saved, and the construction period is also shortened.
(2) The steel plate concrete column structure avoids the fatal weaknesses of easy instability, easy buckling and the like of a pressed column in a steel structure, compared with a reinforced concrete column, the section of the steel plate concrete column can be properly reduced, the steel consumption is obviously reduced compared with that of the steel structure column, the advantage that a reinforcing steel bar is pulled is exerted, and the advantage that concrete can bear pressure is exerted.
(3) Concrete is poured into the steel plate of the steel plate concrete column structure, so that the anchoring of the connecting steel bars is facilitated, the formed node is optimal in anti-seismic performance, and the steel plate concrete column is more suitable for building houses in high-intensity areas.
(4) When the steel plate truss girder and the steel plate concrete column are assembled on site, the steel plate truss girder and the steel plate concrete column are welded by presetting connecting reinforcing steel bars when a column steel plate is prefabricated, and the problem that the node connection of a steel structure is complex is solved.
(5) The reinforcing steel bars in the floor slab are moved downwards, and no protective layer is arranged, so that the effective height of the slab is increased invisibly, and the weight of the whole building is reduced. A high-density plate is arranged under the steel bars tightly attached to the steel bar truss, is not only a protective layer of the steel bars, but also a template for pouring concrete, is also a decoration layer of an indoor ceiling, and has the effect of three purposes. The component composed of the steel bar truss and the high-density plate is light in weight, and the problems that the self weight of the prefabricated part of the composite floor slab in the PC is too large and the combination of the composite floor slab in-situ secondary pouring concrete is not good are solved.
(6) The column shell, the steel plate truss girder and the steel bar truss high-density plate member enclosed by the column steel plate can be prefabricated in a factory, and the quality and the precision of the member are ensured and the industrial production is realized due to the processing and the welding in a specific environment.
Drawings
Fig. 1 is a front elevation view of an assembled steel plate concrete column and steel plate truss girder frame structure provided by an embodiment of the present invention.
Fig. 2 is a plan view of the assembled steel plate concrete column and steel plate truss girder frame structure provided by the embodiment of the present invention.
Fig. 3 is a cross-sectional view taken at a-a in fig. 1.
Fig. 4 is a cross-sectional view at B-B in fig. 1.
Fig. 5 is a schematic structural diagram of the assembly connection of the steel plate concrete column and the steel plate truss girder provided by the embodiment of the present invention.
Fig. 6 is a schematic structural diagram of the connecting steel bar preset in the steel plate concrete column provided by the embodiment of the utility model.
Fig. 7 is a schematic structural diagram of a floor slab assembled by using an assembled steel plate concrete column and a steel plate truss girder frame structure provided by the embodiment of the utility model.
Fig. 8 is an enlarged view at C in fig. 7.
Fig. 9 is a cross-sectional view taken at D-D in fig. 8.
In the figure: 1-steel plate concrete column; 2-steel plate truss girder; 3-a column housing; 4-concrete; 5-reinforcing ribs; 6-channel steel plate; 7-batten plate; 8-holes; 9-connecting reinforcing steel bars; 10-reinforcing ribs; 11-connecting the bent part of the reinforcing steel bar; 12-a floor slab; 13-pouring a floor layer; 14-upper chord main rib; 15-lower chord main reinforcement; 16-high density board; 17-abdominal muscle; 18-a connector; 19-self-tapping screw.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-6, an assembled steel plate concrete column and steel plate truss girder framework structure includes a steel plate concrete column 1 and a steel plate truss girder 2 (as shown in fig. 1 and 2), the steel plate concrete column 1 includes a column shell 3 enclosed by column steel plates, and concrete 4 is poured into the column shell 3; in order to further strengthen the tensile strength of the column jacket 3 or to make it usable in high intensity areas, when the column jacket is prefabricated, reinforcing ribs 5 are longitudinally provided in the steel plate concrete frame column near the four corners of the column jacket, and the reinforcing ribs 5 and the column jacket 3 jointly bear the tensile force, as shown in fig. 3. The steel plate truss girder 2 comprises two oppositely arranged groove-shaped steel plates 6, and the two groove-shaped steel plates 6 are fixedly connected through a batten plate 7 (as shown in figure 4); in order to reduce the dead weight of the steel plate truss girder 2 and the steel consumption, a hole 8 is formed on a web plate of the channel steel plate 6, so that the channel steel plate 6 forms a hollow structure, as shown in fig. 1.
The steel plate concrete column 1 and the steel plate truss girder 2 are connected through the preset connecting steel bars 9 in the column shell 3 to form nodes with better stress performance, and the advantage of the steel bars in good concrete anchoring performance is utilized to form frame nodes with better mechanical performance. When making post shell 3, reserve the reinforcing bar hole on the post steel sheet of 3 one sides of post shell, connecting reinforcement 9 inserts in the post shell 3 through reserving the reinforcing bar hole (as fig. 5), and in order to make connecting reinforcement 9's fixity better, connecting reinforcement 9 arranges the one end in the steel sheet concrete frame post in and sets up connecting reinforcement kink 11, and connecting reinforcement kink 11 welds on the relative post steel sheet inner wall of post steel sheet that has opened the reinforcing bar preformed hole, as shown in fig. 6. The other end of the connecting steel bar 9 is left outside the column shell 3 to be connected with the steel plate truss girder 2, and is welded with the steel plate truss girder when being assembled on a construction site; because the reserved steel bar holes are formed in the column steel plates, in order to reduce the influence of the reserved holes formed in the column steel plates on the strength of the steel plate concrete column 1, reinforcing ribs 10 are longitudinally fixed on the inner wall of the column steel plate, connected with the steel plate truss girder 2, of the steel plate concrete column 1, close to the connecting steel bars 9 (as shown in fig. 6).
The structure of the floor slab 12 assembled by the fabricated frame structure of the steel plate concrete column 1 and the steel plate truss girder 2 is shown in fig. 7 to 9. According to the utility model discloses steel sheet concrete column 1 and steel sheet truss girder 2's design, the reinforcing bar in floor 12 moves outward and puts down the steel bar truss as connecting steel sheet truss girder 2, and steel bar truss provides the bearing capacity for the floor, and steel bar truss includes last chord owner muscle 14 and last chord owner muscle 15, and last chord owner muscle 14 is located the inside of pouring floor layer 13, and last chord owner muscle 15 is located the bottom of pouring floor layer 13, and the fixed hi-fi plate 16 in below of last chord owner muscle 15. The lower main string 15 is fixed to the high-density board 16 in a manner shown in fig. 8 to 9, and the high-density board 16 is fixed below the lower main string 15 by a connector 18 and a self-tapping screw 19. The dense slab 16 is optimized to a thickness of 15mm and then the floor layer 13 is cast in situ. A layer of high-density plate 16 is fixed under the steel bar truss in a clinging mode, is not only a protective layer of steel bars, but also a formwork for pouring concrete, and due to the fact that no protective layer is arranged, the effective height of the plate is increased invisibly. For example, the same reinforced concrete cast-in-place slab with the thickness of 100mm can be made into a slab with the thickness of 80mm, the slab thickness is reduced by 20 percent, and the corresponding weight is also reduced by 20 percent. During concrete construction of the floor 12, an upper chord main rib 14 and a lower chord main rib 15 of a steel bar truss in a pouring floor layer 13 are connected through a web rib 17 to form a structure with a triangular section.
The utility model discloses steel sheet concrete frame post can prefabricate into building element in the mill, realizes the industrial production. When the steel plate truss girder is assembled on site, the steel plate truss girder is directly welded with the upper chord and the lower chord, and the problem of complex connection of the steel structure nodes is solved.
The utility model discloses steel sheet truss roof beam can be customized in the section bar steel mill, avoids the extravagant steel because of the trompil, can realize industrial production equally. The upper chord member, the lower chord member and the web member of the truss girder are connected at one time.
The utility model discloses the steel bar truss and the high density board of floor also can process according to the designing requirement in the mill, make into steel bar truss high density board prefabricated component, this component because light in weight can prefabricate according to the whole room in ordinary room, is a monoblock component at every turn promptly. After the member is transported to the site, the main reinforcement in the plate is hoisted in place and spot-welded with the steel plate truss girder, and then common concrete is poured on the spot to complete the construction of the floor slab. Because the member is light in weight, the problem that the self weight of the prefabricated part of the composite floor slab in the PC is too large and the quality defect that the combination of the on-site secondary pouring of concrete of the composite floor slab is not good are avoided.
The utility model discloses steel sheet concrete frame post, steel sheet truss roof beam and steel bar truss high density board component all can be prefabricated in the mill, because process and weld in specific environment during the mill is prefabricated, therefore guaranteed the quality and the precision of component.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A steel plate concrete column and steel plate truss girder assembled frame structure is characterized by comprising a steel plate concrete column and a steel plate truss girder, wherein the steel plate concrete column comprises a column shell enclosed by column steel plates, and concrete is poured in the column shell; the steel plate truss girder comprises two oppositely arranged groove-shaped steel plates, and the two groove-shaped steel plates are fixedly connected through batten plates; the steel plate concrete column and the steel plate truss girder are connected through connecting steel bars preset in the steel plate concrete frame column, one end of each connecting steel bar is arranged in the steel plate concrete frame column, and the other end of each connecting steel bar extends out of a steel plate through a steel bar hole reserved in the steel plate column to be connected with the steel plate truss girder.
2. The fabricated frame structure of steel plate concrete column and steel plate truss girder according to claim 1, wherein the end of the connecting steel bar placed in the column shell is provided with a connecting steel bar bending part; the connecting steel bar bending part is welded on the inner wall of the column steel plate opposite to the column steel plate of the connecting steel plate truss girder.
3. The steel plate concrete column and steel plate truss beam fabricated frame structure of claim 1, wherein reinforcing ribs are longitudinally disposed in the steel plate concrete frame column near four corners of the column housing.
4. The assembled frame structure of steel plate concrete column and steel plate truss girder as claimed in claim 2, wherein the steel plate concrete column and steel plate truss girder are connected by longitudinally fixing reinforcing bars near the connecting bars on the inner wall of the column steel plate.
5. The fabricated frame structure of steel plate concrete column and steel plate truss girder as claimed in claim 1, wherein the web of the channel steel plate is provided with holes to form a hollow structure.
6. A floor slab assembled by using the steel plate concrete column as claimed in any one of claims 1 to 5 and a steel plate truss girder assembled frame structure.
7. A floor slab as claimed in claim 6, wherein the floor slab includes a steel truss providing load bearing capacity to the floor slab, a cast floor layer and a dense slab, the steel truss being located within the cast floor layer, the dense slab being secured beneath the steel truss.
8. A floor slab as claimed in claim 7, wherein the high density slab has a thickness of 15 mm.
9. A floor slab as claimed in claim 7, wherein the upper and lower chords of the steel truss are connected by web members, the steel truss being triangular in cross-section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920232296.8U CN209891556U (en) | 2019-02-25 | 2019-02-25 | Steel plate concrete column and steel plate truss girder assembled frame structure and floor thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920232296.8U CN209891556U (en) | 2019-02-25 | 2019-02-25 | Steel plate concrete column and steel plate truss girder assembled frame structure and floor thereof |
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| Publication Number | Publication Date |
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| CN209891556U true CN209891556U (en) | 2020-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920232296.8U Expired - Fee Related CN209891556U (en) | 2019-02-25 | 2019-02-25 | Steel plate concrete column and steel plate truss girder assembled frame structure and floor thereof |
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| CN (1) | CN209891556U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115596151A (en) * | 2022-10-26 | 2023-01-13 | 中建五局第三建设有限公司（Cn） | Assembled film beam composite structure |
-
2019
- 2019-02-25 CN CN201920232296.8U patent/CN209891556U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115596151A (en) * | 2022-10-26 | 2023-01-13 | 中建五局第三建设有限公司（Cn） | Assembled film beam composite structure |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210223 Address after: 741000 No.1 Minshan Road, Qinzhou District, Tianshui City, Gansu Province Patentee after: Tianshui Architectural Design Institute Address before: 741000 room 6-1, unit 2, building 1, No. 4, Huancheng East Road, Qinzhou District, Tianshui City, Gansu Province Patentee before: Ma Buzhen |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 |
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| CF01 | Termination of patent right due to non-payment of annual fee |