CN211974009U - Assembled steel reinforced concrete composite floor - Google Patents
Assembled steel reinforced concrete composite floor Download PDFInfo
- Publication number
- CN211974009U CN211974009U CN202020380390.0U CN202020380390U CN211974009U CN 211974009 U CN211974009 U CN 211974009U CN 202020380390 U CN202020380390 U CN 202020380390U CN 211974009 U CN211974009 U CN 211974009U
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- Prior art keywords
- steel
- floor slab
- bottom plate
- shaped steel
- composite floor
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 129
- 239000010959 steel Substances 0.000 title claims abstract description 129
- 239000002131 composite material Substances 0.000 title claims abstract description 40
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 20
- 239000004567 concrete Substances 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 25
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 16
- 238000011065 in-situ storage Methods 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 description 12
- 238000009415 formwork Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses an assembled steel reinforced concrete composite floor, the floor bracket is provided with a plurality of superimposed floor installation lattices, a plurality of T-shaped steel ribs are respectively connected with middle nodes, side nodes and column nodes to form a plurality of floor installation lattices, and a plurality of steel bar positioning grooves are arranged on the T-shaped steel ribs; the laminated floor slab is placed in the laminated floor slab mounting grid; the reinforcing steel bars are placed on the corresponding reinforcing steel bar positioning grooves, and the plurality of reinforcing steel bars are arranged above the laminated floor slab in a crossed manner; the floor slab bracket, the laminated floor slab and the plurality of steel bars form the composite floor slab through pouring concrete. The utility model discloses an assembled shaped steel concrete composite floor has improved the assembly rate in the floor work progress, except adopting cast in situ concrete at last, all the other processes are the prefabricated construction process, have simplified the site operation process, have practiced thrift the manpower, have improved the construction speed effectively, shorten construction period to structural strength is high.
Description
Technical Field
The utility model relates to a composite floor especially relates to an assembled shaped steel concrete composite floor.
Background
In the traditional process of 'formwork support, reinforcement binding and concrete pouring' of a cast-in-place floor slab, the workload of the formwork support and the reinforcement binding is large, and the occupied labor force is large. In the process of only supporting the template, the method comprises the steps of measuring and setting out, erecting a scaffold, positioning the template, fixing the template and the like, and not only more manpower is needed, but also the construction efficiency is lower; in the working procedure of binding the reinforcing steel bars, workers need to fix the space between the upper layer reinforcing steel bar grid and the lower layer reinforcing steel bar grid through the supporting function of the split heads after binding the upper layer reinforcing steel bar and the lower layer reinforcing steel bar of the floor slab into the grids on a construction site. The operation mode for binding the reinforcing steel bars has the advantages of large workload and low construction efficiency, and the steel bars are arranged dispersedly, so that the rigidity is weaker, the bound stressed reinforcing steel bars are easy to displace, and the construction quality and the bearing strength of the concrete floor slab are seriously influenced.
In addition, the traditional composite floor slab usually adopts a welding connection mode at key positions, so that the construction safety and the construction civilization degree are not high, and the assembling construction degree of the floor slab is low.
SUMMERY OF THE UTILITY MODEL
For overcoming the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that an assemble integral shaped steel concrete composite floor is provided, save the loaded down with trivial details process of formwork in the traditional work progress, tying up the reinforcing bar, practice thrift the manpower, can solve the low difficult problem of floor system assembly rate simultaneously, improve site operation speed.
An assembled steel reinforced concrete composite floor slab, comprising:
the floor bracket is provided with a plurality of superposed floor installing lattices, a plurality of T-shaped steel ribs are respectively connected with the middle nodes, the side nodes and the column nodes to form a plurality of floor installing lattices, and a plurality of steel bar positioning grooves are formed in the T-shaped steel ribs;
the laminated floor slab is placed in the laminated floor slab mounting grid;
the steel bars are placed on the corresponding steel bar positioning grooves, and the steel bars are arranged above the laminated floor slab in a crossed manner;
the floor slab bracket, the laminated floor slab and the plurality of steel bars form a composite floor slab through pouring concrete.
Preferably, the T-shaped steel rib comprises a bottom plate and a middle plate, the middle plate is provided with a free end and a connecting end connected with the bottom plate, and the reinforcing steel bar positioning groove is formed in the free end.
Preferably, the reinforcing steel bar positioning groove is a semicircular groove.
Preferably, each laminated floor slab mounting grid is formed by surrounding four T-shaped steel ribs.
Preferably, the intermediate node includes: the connecting ends of the four T-shaped steel ribs, the force transmission positioning component and the first connecting and fixing piece;
the connecting ends of the four T-shaped steel ribs enclose a quadrilateral vacancy, and the bottom plate of each connecting end is provided with a first bolt hole;
the force transmission positioning component comprises a quadrilateral bottom plate and angle steel, the quadrilateral bottom plate is clamped in the quadrilateral vacancy, and the angle steel is positioned at the upper part of the quadrilateral bottom plate and is welded and fixed with the quadrilateral bottom plate;
the first connecting and fixing piece is provided with a second bolt hole corresponding to the first bolt hole and an avoidance groove for the middle plate of the connecting end to pass through;
the first connecting and fixing piece is pressed on the quadrilateral bottom plate of the force transmission positioning component and is connected with the connecting end bolts of the four T-shaped steel ribs.
Preferably, the edge node includes: the connecting ends of the three T-shaped steel ribs, the force transmission positioning component and the second connecting and fixing part;
the connecting ends of the three T-shaped steel ribs are enclosed into an approximate U-shaped vacancy, and the bottom plate of each connecting end is provided with a third bolt hole;
the force transmission positioning component comprises a quadrilateral bottom plate and angle steel, the quadrilateral bottom plate is clamped in the approximate U-shaped gap, and the angle steel is positioned at the upper part of the quadrilateral bottom plate and is welded and fixed with the quadrilateral bottom plate;
the second connecting and fixing part is provided with a fourth bolt hole corresponding to the third bolt hole and an avoidance groove for the middle plate of the connecting end to pass through;
the second connecting and fixing part is pressed on the quadrilateral bottom plate of the force transmission positioning component and is connected with the connecting end bolts of the three T-shaped steel ribs.
Preferably, the column node comprises: the support column is fixed with a support plate, and the support plate is fixedly connected with the connecting end bolt of the T-shaped steel rib.
Preferably, many extension support piece are stretched out to the limit portion of coincide floor, coincide floor installation check set up a plurality of with extend support piece constant head tank of support piece looks adaptation on the T shape steel rib.
Preferably, the extending support positioning groove is provided with a circular groove hole, and the groove part of the circular groove hole extends to the top end of the middle plate of the T-shaped steel rib.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an assembled shaped steel concrete composite floor structure is formed through concreting by floor bracket, coincide floor and many reinforcing bars, and floor bracket is provided with a plurality of coincide floor installation check, has seted up a plurality of reinforcing bar constant head tanks on the T shape steel rib of coincide floor installation check, and the coincide floor is placed in the coincide floor installation check, and the reinforcing bar is placed on the reinforcing bar constant head tank that corresponds, and many reinforcing bars cross arrangement are in coincide floor top; the process of supporting and removing the template in the traditional process is omitted, and the workload of supporting the template is greatly reduced.
The assembled steel reinforced concrete composite floor structure of the utility model is provided with a plurality of steel bar positioning grooves at the free end of the middle plate on the T-shaped steel rib, the steel bar positioning grooves are preferably arranged into the semicircular grooves, the steel bars can be placed conveniently, the steel bars are arranged in a crossed manner to form a steel bar grid, and the binding process of the traditional split heads is omitted; t-shaped steel rib has great support rigidity to the reinforcing bar constant head tank makes the difficult emergence of upper reinforcing bar shift, and constructor tramples when effectively resisting the construction operation, construction machinery dead weight and construction machinery vibrations etc. construction load to the impact of reinforcing bar net, has greatly guaranteed construction quality.
The utility model firstly assembles the floor bracket, the composite floor and the plurality of steel bars, and then pours the concrete, so that the T-shaped steel ribs of the floor bracket are embedded into the concrete composite floor, the contact area between the steel plate and the concrete is greatly increased by the construction mode, and the binding force of the two materials is increased; meanwhile, the T-shaped steel rib is provided with the steel bar positioning groove and the extending support positioning groove, the steel bars extending into the steel bar positioning groove and the steel bar extending support extending into the extending support positioning groove are wrapped by post-poured concrete to form a reinforced concrete tenon, and the laminated floor slab and the T-shaped steel rib are tightly combined through a series of reinforced concrete tenons, so that the work of welding studs on site is omitted, the sliding failure of the contact surface of the T-shaped steel rib and the concrete under the limit load can be ensured to have obvious ductility, and the brittle failure of the combined floor slab is avoided.
To sum up, the utility model discloses an assembled shaped steel concrete composite floor has improved the assembly rate in the floor work progress, except adopting cast in situ concrete at last, all the other processes are the prefabricated construction process, have simplified the site operation process, have practiced thrift the manpower, have improved the construction speed effectively, shorten construction period to structural strength is high.
Drawings
FIG. 1 is a schematic view of the overall structure of the fabricated steel reinforced concrete composite floor slab of the present invention;
FIG. 2 is a schematic structural view of an inter-edge node of the fabricated steel reinforced concrete composite floor slab of the present invention;
FIG. 3 is an exploded view of the nodes between edges in FIG. 2;
fig. 4 is a schematic structural view of a middle node of the fabricated steel reinforced concrete composite floor slab of the present invention;
FIG. 5 is a schematic diagram of an exploded view of the intermediate node of FIG. 4;
fig. 6 is a schematic structural view of a column node of the fabricated steel reinforced concrete composite floor slab of the present invention;
in the figure: the steel structure comprises 1-T-shaped steel ribs, 11-bottom plates, 12-middle plates, 2-side nodes, 3-middle nodes, 4-laminated floors, 41-extension supporting pieces, 5-reinforcing steel bars, 6-composite floors, 7-supporting upright columns, c 1-second connecting and fixing pieces, b 1-angle steel, a-quadrilateral bottom plates, b-angle steel, c-first connecting and fixing pieces, c 10-avoiding grooves, bk-reinforcing steel bar positioning grooves, ck-extension supporting piece positioning grooves, d 1-inclined rib plates, d 2-supporting plates and G-laminated floor installation grids.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1, the assembled steel reinforced concrete composite floor slab, the floor slab bracket is provided with a plurality of superimposed floor slab installation grids G, a plurality of T-shaped steel ribs 1 are respectively connected with a middle node 3 shown in fig. 2, a side node 3 shown in fig. 4 and a column node shown in fig. 6 to form a plurality of floor slab installation grids, and a plurality of steel bar positioning grooves bk are formed on the T-shaped steel ribs 1; the laminated floor slab 4 is placed in the laminated floor slab mounting grid G; the reinforcing steel bars 5 are placed on the corresponding reinforcing steel bar positioning grooves bk, and the plurality of reinforcing steel bars 5 are arranged above the laminated floor slab 4 in a crossed manner, so that the traditional binding process of the split heads is omitted; the floor bracket, the laminated floor 4 and the plurality of steel bars 5 form a composite floor 6 by pouring concrete. During construction, a template does not need to be supported and detached, and the workload of supporting the template is greatly reduced.
The length of the T-shaped steel rib is controlled within the range of 1.5 m to 2.5 m, so that the steel bars 5 can be matched according to the structure of the composite floor slab 4 in the G-shaped composite floor slab installation grid under different load working conditions, the favorable composite floor slab 4 and the steel bars 5 matched with the same are kept on a constant level, and the standardized production of the assembled structural parts is facilitated.
As shown in fig. 2, the T-shaped steel rib 1 includes a bottom plate 11 and a middle plate 12, the middle plate 12 is provided with a free end and a connecting end connected to the bottom plate, and a reinforcing bar positioning groove bk is provided at the free end. As shown in fig. 2 to 4 in common, the reinforcing bar positioning grooves bk are preferably provided as semicircular grooves. The semicircular groove is convenient to process, the reinforcing steel bars are easy to put in, and the positioning is reliable. Each laminated floor slab mounting grid G is formed by four T-shaped steel ribs in a surrounding mode.
Because the T-shaped steel rib has larger supporting rigidity, and the upper layer of steel bars are not easy to shift due to the steel bar positioning grooves, the T-shaped steel rib is matched with the steel bar grids which are arranged in a crossed mode, so that the impact of construction loads such as trampling of constructors, dead weight of construction machinery, vibration of the construction machinery and the like on the steel bar grids during construction operation can be effectively resisted, and the construction quality is greatly guaranteed.
The intermediate nodes shown in fig. 4 and 5 include: the connecting ends of the four T-shaped steel ribs 1, the force transmission positioning component and the first connecting and fixing piece c; the connecting ends of the four T-shaped steel ribs 1 enclose a quadrilateral vacancy, and a first bolt hole is formed in a bottom plate 11 of each connecting end; the force transmission positioning component comprises a quadrilateral bottom plate a and angle steel b, the quadrilateral bottom plate a is clamped in the quadrilateral vacancy, and the angle steel b is positioned at the upper part of the quadrilateral bottom plate a and is welded and fixed with the quadrilateral bottom plate a; the first connecting and fixing piece c is provided with a second bolt hole corresponding to the first bolt hole and an avoidance groove c10 for the middle plate 11 of the connecting end to pass through; the first connecting and fixing piece c is pressed on the quadrilateral bottom plate a of the force transmission positioning component and is connected with the connecting end bolts of the four T-shaped steel ribs 1.
As shown collectively in fig. 2 and 3, the edge nodes include: the connecting ends, the force transmission positioning components and the second connecting and fixing pieces c1 of the three T-shaped steel ribs 1; the connecting ends of the three T-shaped steel ribs 1 enclose an approximate U-shaped vacancy, and a bottom plate 11 of each connecting end is provided with a third bolt hole; the force transmission positioning component comprises a quadrilateral bottom plate a and an angle steel b1, the quadrilateral bottom plate a is clamped in the approximate U-shaped gap, and the angle steel b1 is positioned at the upper part of the quadrilateral bottom plate a and is welded and fixed with the quadrilateral bottom plate a; the second connecting and fixing piece c1 is provided with a fourth bolt hole corresponding to the third bolt hole and an avoidance groove c10 for the middle plate 11 of the connecting end to pass through; and the second connecting fixing piece c1 is pressed on the quadrilateral bottom plate a of the force transmission positioning component and is connected with the connecting ends of the three T-shaped steel ribs through bolts.
The column node shown in fig. 6 includes: the supporting upright post 7 is fixed with a supporting plate d2 on the supporting upright post 7, the supporting plate d2 is fixedly connected with the connecting end bolt of the T-shaped steel rib 1, and in order to increase the bearing strength of the supporting plate d2, an inclined rib plate d1 is welded in front of the supporting plate d2 and the supporting upright post 7.
Many extension support piece 41 are stretched out to the limit portion of coincide floor 4, set up a plurality ofly on the T shape steel rib of coincide floor installation check G and extend the support piece constant head tank ck of support piece 41 looks adaptation. The extension support 41 is typically a support bar protruding from the interior of the laminated floor slab 4 and the extension support positioning slot ck is provided as a slotted circular hole, the slot portion of which extends to the top end of the middle plate 11 of the T-shaped steel rib 1.
The utility model discloses an assembled shaped steel concrete composite floor, the node that the connection between the T-shaped steel rib adopted the assembly completely is middle node and limit node to realize, and floor bracket, coincide floor and many reinforcing bars cover the whole composite floor promptly that forms atress in coordination through the cast-in-place concrete. Because the specifications of the T-shaped steel ribs are the same, the T-shaped steel ribs have no primary and secondary stress directions, the stress is uniform, the strength of the material can be fully exerted, and the large span can be realized under the condition of small steel consumption.
From the above conception, those skilled in the art can make various changes without creative work, which fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides an assembled shaped steel concrete composite floor, its characterized in that includes:
the floor bracket is provided with a plurality of superposed floor installing lattices, a plurality of T-shaped steel ribs are respectively connected with the middle nodes, the side nodes and the column nodes to form a plurality of floor installing lattices, and a plurality of steel bar positioning grooves are formed in the T-shaped steel ribs;
the laminated floor slab is placed in the laminated floor slab mounting grid;
the steel bars are placed on the corresponding steel bar positioning grooves, and the steel bars are arranged above the laminated floor slab in a crossed manner;
the floor slab bracket, the laminated floor slab and the plurality of steel bars form a composite floor slab through pouring concrete.
2. The fabricated steel reinforced concrete composite floor of claim 1, wherein the T-shaped steel rib comprises a bottom plate and a middle plate, the middle plate is provided with a free end and a connecting end connected with the bottom plate, and the steel bar positioning groove is opened at the free end.
3. The fabricated type steel reinforced concrete composite floor slab of claim 2, wherein the reinforcement positioning grooves are provided as semicircular grooves.
4. The fabricated steel reinforced concrete composite floor of claim 2, wherein each of said laminated floor slab installation lattices is defined by four of said T-shaped steel ribs.
5. The fabricated steel reinforced concrete composite floor of claim 4, wherein the intermediate node comprises: the connecting ends of the four T-shaped steel ribs, the force transmission positioning component and the first connecting and fixing piece;
the connecting ends of the four T-shaped steel ribs enclose a quadrilateral vacancy, and the bottom plate of each connecting end is provided with a first bolt hole;
the force transmission positioning component comprises a quadrilateral bottom plate and angle steel, the quadrilateral bottom plate is clamped in the quadrilateral vacancy, and the angle steel is positioned at the upper part of the quadrilateral bottom plate and is welded and fixed with the quadrilateral bottom plate;
the first connecting and fixing piece is provided with a second bolt hole corresponding to the first bolt hole and an avoidance groove for the middle plate of the connecting end to pass through;
the first connecting and fixing piece is pressed on the quadrilateral bottom plate of the force transmission positioning component and is connected with the connecting end bolts of the four T-shaped steel ribs.
6. The fabricated steel reinforced concrete composite floor of claim 4, wherein the edge node comprises: the connecting ends of the three T-shaped steel ribs, the force transmission positioning component and the second connecting and fixing part;
the connecting ends of the three T-shaped steel ribs are enclosed into an approximate U-shaped vacancy, and the bottom plate of each connecting end is provided with a third bolt hole;
the force transmission positioning component comprises a quadrilateral bottom plate and angle steel, the quadrilateral bottom plate is clamped in the approximate U-shaped gap, and the angle steel is positioned at the upper part of the quadrilateral bottom plate and is welded and fixed with the quadrilateral bottom plate;
the second connecting and fixing part is provided with a fourth bolt hole corresponding to the third bolt hole and an avoidance groove for the middle plate of the connecting end to pass through;
the second connecting and fixing part is pressed on the quadrilateral bottom plate of the force transmission positioning component and is connected with the connecting end bolts of the three T-shaped steel ribs.
7. The fabricated steel reinforced concrete composite floor of claim 4, wherein the column node comprises: the support column is fixed with a support plate, and the support plate is fixedly connected with the connecting end bolt of the T-shaped steel rib.
8. The fabricated steel reinforced concrete composite floor slab as claimed in claim 1, wherein a plurality of extension supporting members extend from the edge portion of the composite floor slab, and a plurality of extension supporting member positioning grooves matched with the extension supporting members are formed on the T-shaped steel ribs of the mounting grid of the composite floor slab.
9. The fabricated steel reinforced concrete composite floor of claim 8, wherein the extended support positioning groove is provided as a slotted round hole, and the slot part of the slotted round hole extends to the top end of the middle plate of the T-shaped steel rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020380390.0U CN211974009U (en) | 2020-03-23 | 2020-03-23 | Assembled steel reinforced concrete composite floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020380390.0U CN211974009U (en) | 2020-03-23 | 2020-03-23 | Assembled steel reinforced concrete composite floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211974009U true CN211974009U (en) | 2020-11-20 |
Family
ID=73380351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020380390.0U Expired - Fee Related CN211974009U (en) | 2020-03-23 | 2020-03-23 | Assembled steel reinforced concrete composite floor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211974009U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112900714A (en) * | 2021-01-22 | 2021-06-04 | 泰州职业技术学院 | Assembled shaped steel concrete composite floor |
-
2020
- 2020-03-23 CN CN202020380390.0U patent/CN211974009U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112900714A (en) * | 2021-01-22 | 2021-06-04 | 泰州职业技术学院 | Assembled shaped steel concrete composite floor |
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| GR01 | Patent grant | ||
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Granted publication date: 20201120 |