CN205577260U - Concrete column - Google Patents
Concrete column Download PDFInfo
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- CN205577260U CN205577260U CN201620149379.7U CN201620149379U CN205577260U CN 205577260 U CN205577260 U CN 205577260U CN 201620149379 U CN201620149379 U CN 201620149379U CN 205577260 U CN205577260 U CN 205577260U
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- concrete column
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- 239000004567 concrete Substances 0.000 title claims abstract description 198
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 157
- 239000010959 steel Substances 0.000 claims abstract description 157
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 33
- 230000009471 action Effects 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 5
- 230000035939 shock Effects 0.000 abstract description 5
- 238000012856 packing Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011372 high-strength concrete Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a concrete column belongs to the structural engineering field. Concrete column includes: many steel pipe concrete column and reinforced concrete, many steel pipe concrete column of reinforced concrete parcel form a concrete column, every steel pipe concrete column among many steel pipe concrete column includes the concrete of packing in steel pipe and the steel pipe, reinforced concrete includes steel framework and parcel steel framework's concrete. The utility model provides a many steel pipe concrete column in the concrete column can improve this concrete column's rigidity and bearing capacity, the reinforced concrete of parcel outside many steel pipe concrete column can provide the guard action to steel pipe concrete column, whole structure is improved the fire resistance, make this concrete column's overall structure's bearing capacity high, shock resistance and durability are superior, can use in the high -rise building structure, also can design according to the shape of actual conditions to this concrete column's cross section.
Description
Technical Field
The utility model relates to a structural engineering field, in particular to concrete column.
Background
In recent years, with the rapid development of our country's economy, the requirements for building structures are also increasing, for example, a higher and safer building needs to be built, concrete columns are used for supporting between floors of the building, and the concrete columns form the load-bearing main body of the building, so the bearing capacity of the concrete columns is a key factor for ensuring the safety of the building.
The concrete columns adopted by the existing buildings are mostly reinforced concrete columns, the reinforced concrete columns comprise reinforced concrete columns with round cross sections or reinforced concrete columns with rectangular cross sections, and the reinforced concrete columns comprise a reinforced frame and concrete.
In the process of implementing the present invention, the inventor finds that the prior art has at least the following problems:
along with the building is constantly increased, the required bearing capacity is also constantly increased, and the reinforced concrete column is easy to crack in the using process, so that the anti-seismic effect is not ideal, and the building has potential safety hazards.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of the prior art, the embodiment of the utility model provides a concrete column is provided, concrete column includes:
the reinforced concrete wraps the steel pipe concrete columns to form one concrete column;
each steel pipe concrete column in the plurality of steel pipe concrete columns comprises a steel pipe and concrete filled in the steel pipe;
the reinforced concrete comprises a steel bar framework and concrete wrapping the steel bar framework.
Optionally, the cross-section of the concrete column is rectangular, square, circular or triangular in shape.
Optionally, the steel bar frame comprises a plurality of first column longitudinal bars and a plurality of circles of column stirrups;
each circle of column stirrup in the multi-circle column stirrup is fixed with each first column longitudinal rib in the plurality of first column longitudinal ribs together to form a steel bar framework;
when the cross section of the concrete column is rectangular, square or triangular, each first column longitudinal rib is positioned at the edge of the concrete column.
Optionally, at least one second column longitudinal rib is arranged between every two adjacent first column longitudinal ribs.
Optionally, the greater the distance between every two adjacent first column longitudinal ribs is, the greater the number of the second column longitudinal ribs located between every two adjacent first column longitudinal ribs is.
Optionally, each two of the plurality of steel pipe concrete columns are connected through at least one patch tube.
Optionally, the cross-section of the steel tube in the concrete filled steel tube column is circular or rectangular in shape.
Optionally, when the cross section of the steel pipe is circular, the ratio of the diameter of the steel pipe to the diameter of a patch pipe connecting every two concrete filled steel tubular columns is greater than or equal to 0.2 and less than or equal to 0.8.
Optionally, when the concrete column includes two concrete-filled steel tubular columns, the cross section of each concrete column is rectangular, and a ratio of the diameter of the steel tube to the width of the rectangle is greater than or equal to 0.3 and less than or equal to 0.7.
Optionally, a plurality of rings of steel tube stirrups are arranged outside each steel tube in the plurality of steel tube concrete columns;
the multi-circle steel pipe stirrups outside each steel pipe are distributed in a staggered mode with the adjacent multi-circle steel pipe stirrups outside each steel pipe.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is:
the utility model provides a concrete column includes many steel core concrete columns, and many steel core concrete columns are outer through the parcel reinforced concrete and then form a concrete column, many steel core concrete columns in this concrete column can improve the rigidity and the bearing capacity of this concrete column, the parcel can provide the guard action to steel core concrete column at the outer reinforced concrete of many steel core concrete columns, overall structure's fire resistance has been improved, make the overall structure's of this concrete column bearing capacity high, shock resistance and durability are superior, can be in high-rise building structure uses, also can design the shape of the cross section of this concrete column according to actual conditions.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a concrete column including two concrete filled steel tubular columns according to an embodiment of the present invention;
FIG. 2 is a cross-sectional top view of a concrete column including two concrete filled steel tubular columns according to an embodiment of the present invention;
fig. 3 is a cross-sectional top view of a concrete column including four concrete filled steel tubular columns according to an embodiment of the present invention.
Wherein,
1, concrete filled in a steel tube concrete column, 11 steel tubes and 12 steel tubes;
2, reinforced concrete, 21 steel bar frames and 22 concrete wrapping the steel bar frames;
3 first column longitudinal ribs;
4 columns of stirrups;
5, second column longitudinal ribs;
6 a patch tube;
7 steel pipe hooping.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Example one
As shown in fig. 1, the embodiment of the utility model provides a concrete column, this concrete column includes:
the steel tube concrete columns 1 and the reinforced concrete 2 are arranged in the steel tube concrete column, and the reinforced concrete 2 wraps the steel tube concrete columns 1 to form a concrete column;
each steel pipe concrete column 1 in the plurality of steel pipe concrete columns 1 comprises a steel pipe 11 and concrete 12 filled in the steel pipe 11;
the reinforced concrete 2 includes a reinforcing cage 21 and concrete 22 wrapping the reinforcing cage 21.
The utility model provides a concrete column includes many steel core concrete columns 1, and many steel core concrete columns 1 are outer through wrapping up reinforced concrete 2 and then form a concrete column, many steel core concrete columns 1 in this concrete column can improve the rigidity and the bearing capacity of this concrete column, the parcel is reinforced concrete 2 outside many steel core concrete columns 1 can provide the guard action to steel core concrete column 1, overall structure's fire resistance has been improved, make this concrete column's overall structure's bearing capacity high, shock resistance and durability are superior, can use in high-rise building structure, also can design according to actual conditions to the shape of this concrete column's cross section.
Alternatively, each of the circles of column stirrups 4 and each of the plurality of first column longitudinal beads 3 may be fixed together by means of banding or spot welding.
Optionally, as shown in fig. 1 and referring to fig. 2, the cross section of the concrete column may be rectangular, at this time, the concrete column may include two steel tubes 11, concrete 12 is poured into the two steel tubes 11 to form a steel tube concrete column 1, reinforced concrete 2 is uniformly wrapped outside the two steel tube concrete columns 1, the reinforced concrete 2 wraps the steel tube concrete column 1 and a reinforcement frame 21 of the reinforced concrete 2, and the number of the steel tube concrete columns 1 included in the concrete column having the rectangular cross section may also be reasonably designed through structural calculation according to actual situations.
Optionally, as shown in fig. 3, the cross section of the concrete column may be square, at this time, the concrete column may include four steel tubes 11, concrete 12 is poured into the four steel tubes 11 to form a steel tube concrete column 1, reinforced concrete 2 is uniformly wrapped outside the four steel tube concrete columns 1, the reinforced concrete 2 wraps the steel tube concrete column 1 and a reinforcement frame 21 of the reinforced concrete 2, and the number of the steel tube concrete columns 1 included in the concrete column having the square cross section may also be reasonably designed through structural calculation according to actual conditions.
Optionally, the cross section of the concrete column may be triangular or circular, and the number of the steel pipe concrete columns 1 included therein may be reasonably designed by structural calculation according to actual conditions.
The utility model discloses a number of steel core concrete column 1 in the concrete column can change according to the cross sectional shape of this concrete column, can adapt to different cross sectional shape's demand.
Alternatively, as shown in fig. 1, and referring to fig. 2, the reinforcing cage 21 in the reinforced concrete 2 includes a plurality of first column wales 3 and a plurality of turns of column stirrups 4;
each circle of column stirrup 4 in the multiple circles of column stirrups 4 and each first column longitudinal reinforcement 3 in the multiple first column longitudinal reinforcements 3 are fixed together to form a steel bar framework 21;
when the cross section of the concrete column is rectangular, square or triangular, each first column longitudinal rib 3 is positioned at the edge of the concrete column; when the cross section of the concrete column is circular, the cross section of the steel bar frame 21 formed by the plurality of first column longitudinal bars 3 and the plurality of circles of column stirrups 4 may be circular.
As shown in fig. 1, and referring to fig. 2, when the cross section of the concrete is rectangular, a first column longitudinal rib 3 is provided at one edge of each concrete column, and each column stirrup 4 of the multiple columns stirrup 4 is fixed with each first column longitudinal rib 3 of the multiple first column longitudinal ribs 3.
Optionally, as shown in fig. 2, at least one second column longitudinal rib 5 is disposed between every two adjacent first column longitudinal ribs 3.
Alternatively, the greater the distance between every two adjacent first column longitudinal ribs 3 is, the greater the number of second column longitudinal ribs 5 provided between every two adjacent first column longitudinal ribs 3 is.
The number and the arrangement position of the second longitudinal bars 5 can be reasonably arranged according to the actual shape of the cross section of the concrete column and the number of the steel pipes 11 included in the concrete column, and are not limited to the embodiment.
The second column longitudinal ribs 5 are arranged between the adjacent first column longitudinal ribs 3, so that the rigidity of the concrete column can be improved, and the shearing resistance of the concrete column is improved.
As shown in fig. 3, when the cross section of the concrete column is square, a first column longitudinal rib 3 is arranged at an edge of each concrete column, and each circle of column stirrup 4 of the multiple circles of column stirrups 4 is fixed with each first column longitudinal rib 3 of the multiple first column longitudinal ribs 3.
Optionally, as shown in fig. 3, at least one second column longitudinal rib 5 is disposed between every two adjacent first column longitudinal ribs 3.
Alternatively, the greater the distance between every two adjacent first column longitudinal ribs 3 is, the greater the number of second column longitudinal ribs 5 provided between every two adjacent first column longitudinal ribs 3 is.
Optionally, as shown in fig. 3, when the concrete column with the square cross section includes 4 steel pipe concrete columns 1, a second longitudinal rib 5 may also be disposed at the center of the whole concrete column, and the number and the arrangement position of the second longitudinal ribs 5 may be reasonably arranged according to the actual shape of the cross section of the concrete column and the number of the steel pipe concrete columns 1 included in the concrete column, and are not limited to this embodiment.
The second column longitudinal ribs 5 are arranged between the adjacent first column longitudinal ribs 3, so that the rigidity of the concrete column can be improved, and the shearing resistance of the concrete column is improved.
Optionally, as shown in fig. 1, two concrete filled steel tubular columns 1 of the plurality of concrete filled steel tubular columns 1 are connected with each other through at least one patch tube 6.
Optionally, the material of the patch tube 6 is steel.
A plurality of steel pipe concrete columns 1 in the concrete columns are connected through the studded pipes 6, so that the steel pipe concrete columns 1 can be connected into a whole, the steel pipe concrete columns 1 can work in a cooperative mode, and the shearing resistance of the concrete columns is improved.
Optionally, as shown in fig. 1, the cross section of the steel tube 11 in the steel tube concrete column 1 may be circular, and the steel tube 11 with a circular cross section can play a good constraint effect on the concrete in the steel tube 11, which is beneficial to improving the bearing capacity of the concrete column, and the cross section of the steel tube 11 in the steel tube concrete column 1 may also be rectangular, which can be selected according to actual situations.
Alternatively, when the cross-sectional shape of the steel duct 11 is circular, the ratio of the diameter of the steel duct 11 to the diameter of the patch tube 6 connecting every two concrete-filled steel duct columns 1 is greater than or equal to 0.2 and less than or equal to 0.8.
Alternatively, when the concrete column includes two steel pipe concrete columns 1, the cross section of the concrete column is rectangular, and the ratio of the diameter of the steel pipe 11 to the width of the rectangle is greater than or equal to 0.3 and less than or equal to 0.7.
The ratio of the diameter of the steel tube 11 to the diameter of the studded tube 6 connecting every two concrete-filled steel tube columns 1 and the ratio of the diameter of the steel tube 11 to the width of the rectangle are to ensure the structural mechanical property of the concrete columns, and meanwhile, the construction process is convenient to consider, and the proportion range can be adjusted according to actual conditions.
Optionally, as shown in fig. 1, a plurality of steel tube hoops 7 are arranged outside each steel tube 11 in the steel tube concrete column 1;
the multi-turn steel pipe stirrups 7 outside each steel pipe 11 and the multi-turn steel pipe stirrups 7 outside each adjacent steel pipe 11 are distributed in a staggered mode.
The staggered distribution of the steel pipe stirrups 7 outside each steel pipe 11 can prevent a part of concrete from being damaged in advance because the part of concrete is not restrained by the stirrups.
Alternatively, the multi-turn steel pipe stirrup 7 can be fixed with the first column longitudinal rib 3 by means of binding or spot welding and the like.
Alternatively, the concrete 12 filled in the steel tube 11 may be ordinary concrete or high-strength concrete, and may be selected according to actual conditions.
Alternatively, the concrete 22 wrapping the steel bar framework 21 can be ordinary concrete or high-strength concrete, which can be selected according to actual conditions.
Optionally, the material of the steel pipe 11 may be a common steel material or a high-strength steel material, and may be selected according to actual conditions.
The utility model provides a concrete column includes many steel core concrete columns 1, and many steel core concrete columns 1 are outer through wrapping up reinforced concrete 2 and then form a concrete column, many steel core concrete columns 1 in this concrete column can improve the rigidity and the bearing capacity of this concrete column, the parcel is reinforced concrete 2 outside many steel core concrete columns 1 can provide the guard action to steel core concrete column 1, overall structure's fire resistance has been improved, make this concrete column's overall structure's bearing capacity high, shock resistance and durability are superior, can use in high-rise building structure, also can design according to actual conditions to the shape of this concrete column's cross section.
Example two
The utility model discloses concrete column's that embodiment one described manufacturing approach can include following step:
hoisting a plurality of steel pipes 11 in place;
pouring concrete 12 into the steel pipes 11 to form a plurality of steel pipe concrete columns 1;
arranging a steel bar frame 21 outside the steel tube concrete column 1, wherein the steel bar frame can comprise a first column longitudinal bar 3, a second column longitudinal bar 5 and a plurality of circles of column hoops 4;
arranging a plurality of circles of steel pipe stirrups 7, wherein the plurality of circles of steel pipe stirrups 7 are distributed in a staggered manner;
and pouring concrete 22 wrapping the steel bar framework 21 and the plurality of steel pipe concrete columns 1.
The utility model provides a concrete column includes many steel core concrete columns 1, and many steel core concrete columns 1 are outer through wrapping up reinforced concrete 2 and then form a concrete column, many steel core concrete columns 1 in this concrete column can improve the rigidity and the bearing capacity of this concrete column, the parcel is reinforced concrete 2 outside many steel core concrete columns 1 can provide the guard action to steel core concrete column 1, overall structure's fire resistance has been improved, make this concrete column's overall structure's bearing capacity high, shock resistance and durability are superior, can use in high-rise building structure, also can design according to actual conditions to the shape of this concrete column's cross section.
The above embodiment numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A concrete column, characterized in that it comprises:
the reinforced concrete wraps the steel pipe concrete columns to form one concrete column;
each steel pipe concrete column in the plurality of steel pipe concrete columns comprises a steel pipe and concrete filled in the steel pipe;
the reinforced concrete comprises a steel bar framework and concrete wrapping the steel bar framework.
2. Concrete column according to claim 1, characterized in that the cross-section of the column is rectangular, square, circular or triangular in shape.
3. The concrete column according to claim 2, wherein the steel framework comprises a plurality of first column longitudinal bars and a plurality of loops of column stirrups;
each circle of column stirrup in the multi-circle column stirrup is fixed with each first column longitudinal rib in the plurality of first column longitudinal ribs together to form a steel bar framework;
when the cross section of the concrete column is rectangular, square or triangular, each first column longitudinal rib is positioned at the edge of the concrete column.
4. Concrete column according to claim 3, characterised in that at least one second column longitudinal bar is provided between every two adjacent first column longitudinal bars.
5. The concrete column according to claim 4, wherein the larger the distance between every two adjacent first column longitudinal bars is, the larger the number of the second column longitudinal bars is provided between every two adjacent first column longitudinal bars.
6. The concrete column according to claim 1, wherein each two of the plurality of columns are connected by at least one patch tube.
7. Concrete column according to any one of claims 1-6, characterized in that the cross-section of the steel tubes in the column is circular or rectangular in shape.
8. The concrete column according to claim 7, wherein when the cross-section of the steel pipe is circular in shape, the ratio of the diameter of the steel pipe to the diameter of a patch pipe connecting each two of the concrete columns of steel pipes is greater than or equal to 0.2 and less than or equal to 0.8.
9. The concrete column according to claim 1, wherein when the concrete column comprises two of the concrete filled steel tubular columns, the cross section of the concrete column is rectangular, and the ratio of the diameter of the steel tube to the width of the rectangle is greater than or equal to 0.3 and less than or equal to 0.7.
10. The concrete column according to claim 1, wherein a plurality of turns of steel tube stirrups are provided outside each steel tube in the plurality of concrete-filled steel tube columns;
the multi-circle steel pipe stirrups outside each steel pipe are distributed in a staggered mode with the adjacent multi-circle steel pipe stirrups outside each steel pipe.
Priority Applications (1)
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CN201620149379.7U CN205577260U (en) | 2016-02-29 | 2016-02-29 | Concrete column |
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CN201620149379.7U CN205577260U (en) | 2016-02-29 | 2016-02-29 | Concrete column |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108149846A (en) * | 2018-02-08 | 2018-06-12 | 沈阳建筑大学 | Prefabricated composite fine steel tube-cast-in-place concrete rod structure and preparation method thereof |
CN111648400A (en) * | 2020-06-11 | 2020-09-11 | 广州市人防建筑设计研究院有限公司 | Construction method for civil air defense engineering to meet thick-layer water-bearing sand layer through reverse method |
CN115198968A (en) * | 2022-07-15 | 2022-10-18 | 西安建筑科技大学 | Steel pipe internally-constrained reinforced concrete composite column and construction method |
-
2016
- 2016-02-29 CN CN201620149379.7U patent/CN205577260U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108149846A (en) * | 2018-02-08 | 2018-06-12 | 沈阳建筑大学 | Prefabricated composite fine steel tube-cast-in-place concrete rod structure and preparation method thereof |
CN108149846B (en) * | 2018-02-08 | 2023-12-12 | 珠海市建邦昌盛工程有限公司 | Prefabricated combined thin steel pipe-cast-in-situ concrete column structure and manufacturing method thereof |
CN111648400A (en) * | 2020-06-11 | 2020-09-11 | 广州市人防建筑设计研究院有限公司 | Construction method for civil air defense engineering to meet thick-layer water-bearing sand layer through reverse method |
CN111648400B (en) * | 2020-06-11 | 2022-02-01 | 广州市人防建筑设计研究院有限公司 | Construction method for civil air defense engineering to meet thick-layer water-bearing sand layer through reverse method |
CN115198968A (en) * | 2022-07-15 | 2022-10-18 | 西安建筑科技大学 | Steel pipe internally-constrained reinforced concrete composite column and construction method |
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