CN211007244U - Assembled concrete floor - Google Patents
Assembled concrete floor Download PDFInfo
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- CN211007244U CN211007244U CN201921775557.7U CN201921775557U CN211007244U CN 211007244 U CN211007244 U CN 211007244U CN 201921775557 U CN201921775557 U CN 201921775557U CN 211007244 U CN211007244 U CN 211007244U
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- 239000004567 concrete Substances 0.000 title claims abstract description 63
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 88
- 239000010959 steel Substances 0.000 claims abstract description 88
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 238000010923 batch production Methods 0.000 abstract description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to a fabricated concrete floor, which comprises a plurality of floor blocks and a plurality of connecting devices, wherein the connecting devices are used for connecting the floor blocks; the floor blocks comprise concrete main bodies and profile steel frameworks, the periphery of each profile steel framework extends out of the concrete main bodies, and the connecting devices are fixedly connected with the floor blocks by fixedly connecting the profile steel frameworks of the adjacent floor blocks; the connecting device comprises a concrete filling block and a connecting framework, the connecting framework is used for connecting the section steel frameworks of different floor blocks, and the concrete filling block is used for filling a gap between adjacent concrete main bodies; the connection between the section steels is firmer, and the rigidity is stronger; this assembled concrete floor bearing capacity is strong, can batch production, only needs to pour the concrete filling piece, need not large-scale pouring, labour saving and time saving.
Description
Technical Field
The utility model relates to a building field, more specifically, the utility model relates to an assembled concrete floor.
Background
The prefabricated concrete structure system has higher prefabrication rate, the bearing capacity of the building structure is not lower than that of a cast-in-place structure, the defects of complex connection structure, higher construction difficulty, higher field engineering quantity, influence of artificial uncontrollable factors and the like of the cast-in-place structure can be effectively overcome, and the prefabricated concrete structure system is worthy of popularization and application in engineering practice.
The existing concrete prefabricated members are mostly of reinforced concrete structures and can be used as supporting columns, supporting walls and the like, but for large-scale floor slabs, because the area is large, the whole concrete floor slabs cannot be directly prefabricated, if the concrete floor slabs are separately manufactured, the bearing capacity of the whole floor slabs is weak due to the fact that the reinforced concrete slabs are connected insecurely, and the prefabricated concrete floor slabs cannot be popularized well.
Therefore, there is a need for a new fabricated concrete floor structure that can solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at solves the current poor problem of assembled concrete floor bearing capacity.
According to one aspect of the present invention, there is provided a fabricated concrete floor comprising a plurality of floor blocks and a plurality of connecting devices for connecting the floor blocks; the floor blocks comprise concrete main bodies and profile steel frameworks, the periphery of each profile steel framework extends out of the concrete main bodies, and the connecting devices are fixedly connected with the floor blocks by fixedly connecting the profile steel frameworks of the adjacent floor blocks; the connecting device comprises a concrete filling block and a connecting framework, the connecting framework is used for connecting different floor blocks of the profile steel framework, and the concrete filling block is used for filling gaps between adjacent concrete main bodies.
By the scheme, the section steel framework is used as a main support, and compared with common steel bar connection, the steel bar connection structure has stronger rigidity and stronger bearing capacity; the connection between the section steels is firmer, the rigidity is stronger, and the connection strength between the floor blocks is further enhanced by matching with the concrete filling blocks; this assembled concrete floor bearing capacity is strong, can batch production, and simple to operate, only needs to pour the concrete filling block, need not large-scale pouring, labour saving and time saving.
Preferably, the steel skeleton comprises a steel mesh and a steel bar mesh, the steel bar mesh comprises a plurality of steel bars which are vertically fixed, and the steel bar mesh is fixed in a gap between the steel bars.
Through this scheme, shaped steel net is as main bearing structure, and the reinforcing bar net fills the space auxiliary stay between the shaped steel net, further improves bearing capacity, relative reduce cost.
Preferably, the reinforcing mesh comprises a plurality of reinforcing steel bars, a plurality of fixing holes are formed in the section steel, and the reinforcing steel bars penetrate through the fixing holes and are fixedly connected with the section steel.
Through this scheme, reinforcing bar net's when being convenient for pour is fixed to guarantee the integrality of reinforcing bar, improved stability and support capacity.
Preferably, the connection framework comprises a connection plate, and the connection plate is fixedly connected with the section steel through bolts.
Through this scheme, connecting plate convenient connection is firm, and bolted connection has higher shear strength.
Preferably, the connection framework comprises a connection beam, a connection groove is formed in the connection beam, and the end portion of the section steel is clamped and fixed with the connection groove.
Through this scheme, to the fixed back of tie-beam, fix shaped steel to the tie-beam again on, further guaranteed the fastness of connection and the rigidity of connection, improve bearing capacity.
Preferably, the lateral wall of the connecting groove that is close to the outside is towards the slope in the middle of the tie-beam, shaped steel tip be provided with the coupling department that the lateral wall of connecting groove outside mutually supported.
Through this scheme, shaped steel can be taut along the spread groove gliding under self gravity, and the shaped steel of tie-beam both sides can be taut each other, and the load is big more, and the tension is big more, and the connection between the building block is more firm.
Preferably, the section steel and the connecting beam are fixedly connected through a reinforcing plate.
Through this scheme, further improve the fastness and the stability of connecting, avoid the portion of hanging to meet need to break away from the spread groove.
The utility model discloses a technological effect lies in, the floor block can carry out the factory production, and component production quality is guaranteed, adopts shaped steel net and reinforcing bar net to do the skeleton, makes floor thickness less relatively, and the dead weight is light, and the cost is low, and the scene is conveniently lifted by crane and is installed. And simultaneously, the utility model discloses a big modularization floor design, only the shaped steel linkage segment need back concreting, it is simple convenient to be under construction, has greatly shortened the engineering time, helps realizing house industrialization, building industrialization target.
The bolted connection between the shaped steel has higher shear strength, and the shaped steel is reserved in the bolt corresponding position and is punched a hole and is poured the concrete after the floor assembly is accomplished and fill, reliably fixes floor main part and shaped steel skeleton together, forms wholly, is favorable to the transmission of horizontal force between floor and vertical atress component.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic diagram of an assembled concrete floor structure according to a first embodiment of the present invention.
Fig. 2 is a schematic diagram of the structure at a in fig. 1.
Fig. 3 is a schematic structural view of a floor block in a fabricated concrete floor according to a first embodiment of the present invention.
Fig. 4 is a schematic structural view of a middle-sized steel skeleton of an assembled concrete floor according to the second embodiment of the present invention.
Fig. 5 is the third embodiment of the present invention, a schematic diagram of a cross-sectional explosion structure of a connection framework in an assembled concrete floor.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Example one
As shown in fig. 1 to 3, the fabricated concrete floor of the present embodiment includes a plurality of floor blocks 1100 and a plurality of coupling means for coupling the floor blocks 1100; the floor block 1100 comprises a concrete main body 1110 and a steel skeleton 1120, the steel skeleton 1120 extends out of the concrete main body 1110, and the connecting device is fixedly connected with the floor block 1100 by fixedly connecting the steel skeleton 1120 of the adjacent floor block 1100; the connecting device comprises concrete filling blocks 1220 and connecting frameworks 1210, the connecting frameworks 1210 are used for connecting the steel frameworks 1120 of different floor blocks 1100, and the concrete filling blocks 1220 are used for filling gaps between the adjacent concrete bodies 1100.
By the scheme of the embodiment, the section steel framework 1120 is used as a main support, so that compared with common steel bar connection, the rigidity is higher, and the bearing capacity is higher; the connection between the steel frameworks 1120 is firmer, the rigidity is stronger, and the concrete filling blocks 1220 are matched to further strengthen the connection strength between the floor blocks 1100; this assembled concrete floor bearing capacity is strong, can batch production, and simple to operate, utilizes and connects framework 1210 and connect behind the shaped steel skeleton 1120, only need utilize concrete placement to form concrete filled block 1220 can, need not large-scale pouring, labour saving and time saving.
In this or other embodiments, the connecting framework 1210 includes a connecting plate, and the connecting plate is fixedly connected to the steel framework 1120 by bolts (not shown). The profile steel frameworks 1120 are connected through the connecting plates and the bolts to have high shear strength, the profile steel frameworks 1120 are reserved in the positions corresponding to the bolts for punching, concrete is poured behind the positions corresponding to the bolts to form concrete filling blocks 1220 for filling, the floor main body and the profile steel frameworks 1120 are reliably fixed together to form a whole, and transmission of horizontal force between the floor and a vertical stressed component is facilitated.
In this embodiment, the steel skeleton 1120 is a steel mesh, and is formed by vertically fixing a plurality of i-beams or channel steels, for example, three transverse and three vertical beams are fixed, and can be fixed to the same plane or fixed in layers; arranging templates around the profile steel framework 1120, pouring the concrete main body 1110, and forming a floor block 1100 after the concrete main body 1110 is solidified; after the floor blocks 1100 are assembled and connected by the connecting framework 1210, the templates are fixed at the joints and poured to form the concrete filling blocks 1220, and then the whole floor slab construction can be completed.
Example two
As shown in fig. 4, the difference between the fabricated concrete floor of this embodiment and the above-mentioned embodiment is that the steel bar framework 1120 includes a steel bar mesh 1121 and a steel bar mesh 1122, the steel bar mesh 1122 includes a plurality of steel bars fixed perpendicular to each other, and the steel bar mesh 1122 is fixed in the gap between the steel bars.
Through this embodiment, the steel bar mesh 1121 is used as a main supporting structure, and the reinforcing mesh 1122 fills the gap between the steel bar meshes 1121 to assist in supporting, so as to further improve the bearing capacity, and relatively simply improve the density of the steel bar mesh 1121, thereby reducing the cost.
In this embodiment or other embodiments, the mesh reinforcement 1122 includes a plurality of reinforcing bars, and the steel bars are formed with a plurality of fixing holes (not shown), and the reinforcing bars pass through the fixing holes and are fixedly connected to the steel bars. The reinforcing mesh 1122 is convenient to fix during pouring, the integrity of the reinforcing steel bars is guaranteed, and the stability and the supporting capacity are improved.
In other embodiments, the mesh reinforcement 1122 is disposed on the upper layer and/or the lower layer of the steel mesh 1121, and is fixed by welding or the like for installation.
EXAMPLE III
As shown in fig. 5, the difference of the fabricated concrete floor in this embodiment compared with the technical solutions in the above embodiments is that the connection framework 1210 includes a connection beam 1211, the connection beam 1211 is provided with a connection groove 1212, and the end of the section steel is fastened and fixed with the connection groove 1212. The connection beams 1211 have a length capable of being erected on the support wall so that the floor block 1100 has force points at both ends or around, and then the joints are filled by concrete casting to form the floor as a whole.
Through this scheme of this embodiment, fix the back to the tie-beam 1211, fix shaped steel to the tie-beam on, further guaranteed the fastness of connection and the rigidity of connection, improve bearing capacity.
In this embodiment or other embodiments, the side wall of the connecting groove 1212 near the outer side is inclined toward the middle of the connecting beam 1211, and the end of the steel section is provided with a hanging portion 1111 that is matched with the side wall of the connecting groove 1212 at the outer side. The connection portion 1111 will slide down along the connection groove 1212 under the self-gravity of the floor block 1100 and be automatically tightened, the section steels at both sides of the connection beam 1211 will be tightened each other, the stress balance of the connection beam 1211 is maintained, the larger the load is, the larger the tightening force is, the firmer the connection between the floor blocks 1100 is.
In this embodiment or other embodiments, the section steel and the connecting beam 1211 are fixedly connected through a reinforcing plate 1213. The fixed connection is, for example, a bolt (not shown) and has a better shear resistance. Further improve the fastness and the stability of connecting, avoid hitching section 1111 to break away from connecting groove 1212.
Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for purposes of illustration and is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (7)
1. An assembled concrete floor is characterized by comprising a plurality of floor blocks and a plurality of connecting devices, wherein the connecting devices are used for connecting the floor blocks; the floor blocks comprise concrete main bodies and profile steel frameworks, the periphery of each profile steel framework extends out of the concrete main bodies, and the connecting devices are fixedly connected with the floor blocks by fixedly connecting the profile steel frameworks of the adjacent floor blocks; the connecting device comprises a concrete filling block and a connecting framework, the connecting framework is used for connecting different floor blocks of the profile steel framework, and the concrete filling block is used for filling gaps between adjacent concrete main bodies.
2. The fabricated concrete floor of claim 1, wherein the steel section skeleton includes a steel section net and a steel bar net, the steel bar net includes a plurality of steel sections fixed perpendicular to each other, and the steel bar net is fixed in the gaps between the steel sections.
3. The fabricated concrete floor of claim 2, wherein the reinforcing mesh comprises a plurality of reinforcing bars, the section steel is provided with a plurality of fixing holes, and the reinforcing bars pass through the fixing holes and are fixedly connected with the section steel.
4. The fabricated concrete floor of claim 2, wherein the connection framework comprises a connection plate, and the connection plate is fixedly connected with the section steel through bolts.
5. The fabricated concrete floor slab as recited in claim 4, wherein said connection frame comprises a connection beam, said connection beam is provided with a connection groove, and said end of said section steel is fixed with said connection groove by clamping.
6. The fabricated concrete floor of claim 5, wherein the side walls of the connecting grooves near the outer sides are inclined toward the middle of the connecting beam, and the ends of the section steel are provided with hanging parts which are matched with the side walls of the connecting grooves at the outer sides.
7. The fabricated concrete floor of claim 6, wherein the section steel and the connection beam are fixedly connected by a reinforcing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921775557.7U CN211007244U (en) | 2019-10-22 | 2019-10-22 | Assembled concrete floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921775557.7U CN211007244U (en) | 2019-10-22 | 2019-10-22 | Assembled concrete floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211007244U true CN211007244U (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921775557.7U Active CN211007244U (en) | 2019-10-22 | 2019-10-22 | Assembled concrete floor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119373269A (en) * | 2024-12-09 | 2025-01-28 | 中铁二十三局集团第一工程有限公司 | A light steel frame foam concrete composite floor |
-
2019
- 2019-10-22 CN CN201921775557.7U patent/CN211007244U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119373269A (en) * | 2024-12-09 | 2025-01-28 | 中铁二十三局集团第一工程有限公司 | A light steel frame foam concrete composite floor |
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