CN110748171A - Construction method of steel-concrete assembled building - Google Patents
Construction method of steel-concrete assembled building Download PDFInfo
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- CN110748171A CN110748171A CN201910978692.XA CN201910978692A CN110748171A CN 110748171 A CN110748171 A CN 110748171A CN 201910978692 A CN201910978692 A CN 201910978692A CN 110748171 A CN110748171 A CN 110748171A
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- steel pipe
- steel
- pipe column
- concrete
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a construction method of a steel-concrete assembly type building, which comprises the following steps: pre-installing a connecting piece on the steel pipe column; constructing a foundation, namely excavating an independent foundation on a flat field; constructing a main body structure; hoisting the steel pipe beam and connecting the steel pipe beam with the connecting piece; repeating the steps until the assembly of the first layer of the steel pipe beam and the frame of the steel pipe column is completed; laying a mounting floor slab on the upper surface of the steel pipe beam, and pouring concrete of the steel pipe beam, the floor slab and the steel pipe column after the laying is finished; and repeating the process to complete the construction of the multilayer main body structure. According to the construction method of the steel-concrete assembly type building, the construction efficiency is improved, and the bearing capacity and the seismic performance of the building can be improved. Moreover, by adopting the construction method of the steel-concrete assembly type building, the waste materials of a construction site can be reduced, and the energy is saved and the environment is protected.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a construction method of a steel-concrete assembly type building.
Background
The construction mode of the construction industry at the present stage still takes the site operation as the main thing to lead to that intensity of labour is high, the job site is in disorder, rubbish waste material is many, the big scheduling problem of environmental injury, and current building is reinforced concrete structure mostly, and the bearing capacity is relatively poor and the shock resistance is lower.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, one object of the present invention is to provide a construction method for a steel-concrete assembly type building, which enables the building to have higher bearing capacity and strong seismic performance, facilitates the installation of columns and beams, and greatly improves the construction efficiency.
The construction method of the steel-concrete assembly type building comprises the following steps: step one, preassembling a connecting piece on a steel pipe column; step two, constructing a foundation, namely excavating an independent foundation on a flat field, reserving a hole in the foundation, wherein the shape of the hole is matched with that of the steel pipe column, and the size of the hole is larger than that of the steel pipe column; thirdly, constructing a main body structure, namely placing the steel pipe column into the hole, and pouring concrete around the steel pipe column; hoisting the steel pipe beam and connecting the steel pipe beam with the connecting piece; step five, repeating the step one to the step four until the assembly of the first layer of the steel pipe beam and the frame of the steel pipe column is completed; step six, laying and installing a floor slab on the upper surface of the steel pipe beam, and pouring concrete of the steel pipe beam, the floor slab and the steel pipe column after laying is finished; seventhly, repeating the process to complete the construction of the multilayer main body structure; in the main structure construction process, an inner plate and an outer plate of a cement reinforced plate are respectively arranged between an upper layer and a lower layer of adjacent steel pipe beams, door and window openings are reserved, and then outer wall foamed concrete pouring is carried out.
According to the construction method of the steel-concrete assembly type building, disclosed by the embodiment of the invention, the connecting piece is preassembled on the steel pipe column, and then foundation construction and main structure construction are carried out, so that the site construction is simple, convenient and quick, the influence of a construction site is small, the construction period is shortened, the construction efficiency is improved, and the bearing capacity and the anti-seismic performance of the building can be improved. Moreover, by adopting the construction method of the steel-concrete assembly type building, the waste materials of a construction site can be reduced, and the energy is saved and the environment is protected.
According to some embodiments of the invention, the connectors comprise a primary beam connector and a secondary beam connector, and when pre-installing the connectors on the steel pipe column, the method comprises the steps of: cutting notches and machining reinforcing holes in the steel pipe column and the main beam connecting piece; the main beam connecting piece penetrates through the notch and is fixed on the steel pipe column; the secondary beam connecting piece penetrates through the notch in the steel pipe column and the notch in the main beam connecting piece and is fixed on the steel pipe column.
According to some embodiments of the invention, the slots are located on the sides of the steel pipe column, and two slots are formed on each side of the steel pipe column.
According to some embodiments of the invention, the steel pipe column is formed with an operation hole to extend the secondary beam connection into the notch of the primary beam connection.
According to some embodiments of the invention, the handling hole is a round hole, an oblong hole or an elliptical hole.
According to some embodiments of the invention, the notch is a C-shaped notch, and the primary beam connection and the secondary beam connection are both C-shaped plates.
According to some embodiments of the invention, the steel tubular beam is riveted, welded or bolted to the connection piece.
According to some embodiments of the invention, after the first layer of the steel pipe girders and the frame of the steel pipe column are assembled, the reinforcing ribs are inserted into the reinforcing holes, and then the floor slab is laid and installed on the upper surface of the steel pipe girders, so that the reinforcing ribs are located between the steel pipe girders and the floor slab.
According to some embodiments of the present invention, the steel pipe girder has a casting hole formed on an upper surface thereof, and the concrete is poured into the steel pipe girder from the casting hole.
According to some embodiments of the invention, an expanding agent is added to the concrete.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of a steel pipe column and a connector according to an embodiment of the present invention;
FIG. 2 is a schematic view of a steel tubular beam according to an embodiment of the present invention;
FIG. 3 is a front view of an assembly of a steel pipe column and a steel pipe beam according to an embodiment of the present invention;
FIG. 4 is a top view of the assembly of the steel pipe column and the steel pipe beam shown in FIG. 3;
FIG. 5 is a front view showing the assembly of a steel pipe column and a steel pipe beam according to another embodiment of the present invention;
FIG. 6 is a plan view of the assembly of the steel pipe column and the steel pipe beam shown in FIG. 5;
FIG. 7 is a front view of an assembly of a steel pipe column and a steel pipe beam according to still another embodiment of the present invention;
fig. 8 is a plan view of the steel pipe column and the steel pipe beam shown in fig. 7 assembled together.
Reference numerals:
1: steel pipe columns; 11: reinforcing holes; 12: an operation hole;
2: a steel tubular beam; 21: pouring holes; 3: a connecting member; 4: a notch.
Detailed Description
Embodiments of the present invention will be described in detail below, the embodiments described with reference to the drawings being illustrative, and the embodiments of the present invention will be described in detail below.
A construction method of a steel-concrete fabricated building according to an embodiment of the present invention will be described with reference to fig. 1 to 8.
As shown in fig. 1 to 8, a construction method of a steel-concrete assembly type building according to an embodiment of the present invention includes the steps of:
step one, preassembling a connecting piece 3 on the steel pipe column 1. This step is generally performed in a factory, whereby the prefabricated steel pipe column 1 and the coupling 3 can be directly installed at the time of on-site construction, thereby greatly improving the construction efficiency of the entire fabricated building.
And step two, constructing a foundation, namely excavating an independent foundation on a flat site, reserving a hole in the foundation, wherein the shape of the hole is matched with that of the steel pipe column 1, and the size of the hole is larger than that of the steel pipe column 1.
And step three, constructing a main structure, namely placing the steel pipe column 1 into the hole, and pouring concrete around the steel pipe column 1. Through this step, the steel pipe column 1 can be fixed and installed.
And step four, hoisting the steel pipe beam 2 and connecting the steel pipe beam with the connecting piece 3. For example, referring to fig. 3 to 8 in combination with fig. 1, after the steel pipe column 1 is fixedly installed, the steel pipe beam 2 is hoisted by a tool such as a crane, and both ends of the steel pipe beam 2 are connected to the connectors 3 of the two steel pipe columns 1, respectively. This procedure can connect the steel-pipe column 1 and the steel-pipe beam 2.
And step five, repeating the step one to the step four until the assembly of the first layer of steel pipe beam 2 and the frame of the steel pipe column 1 is completed.
And sixthly, laying and installing a floor slab on the upper surface of the steel pipe beam 2, and pouring concrete of the steel pipe beam 2, the floor slab and the steel pipe column 1 after laying is finished.
And seventhly, repeating the process to complete the construction of the multilayer main body structure. Through the steps S6 and S7, after the concrete pouring of the first layer of steel pipe beam 2, the floor slab and the steel pipe column 1 is completed, the construction of the multi-layer main body structure can be performed in a short time without waiting for the concrete to be poured to solidify, so that the construction efficiency is further improved, and the construction period is shortened.
In the main structure construction process, an inner plate and an outer plate of the cement reinforced plate are respectively arranged between the upper layer and the lower layer of the steel pipe beam 2 which are adjacent to each other, a door and window opening is reserved, and then outer wall foaming concrete pouring is carried out. Therefore, the integrity of the concrete outer wall can be ensured, and the concrete outer wall has the advantages of light dead weight and good heat insulation performance.
According to the construction method of the steel-concrete assembly type building, the connecting piece 3 is preassembled on the steel pipe column 1, and then foundation construction and main structure construction are carried out, so that the site construction is simple, convenient and quick, the influence of a construction site is small, the construction period is shortened, the construction efficiency is improved, and the bearing capacity and the seismic performance of the building can be improved. Moreover, by adopting the construction method of the steel-concrete assembly type building, the waste materials of a construction site can be reduced, and the energy is saved and the environment is protected.
In some embodiments of the invention, referring to fig. 1, the connections 3 comprise primary beam connections and secondary beam connections. The main beam connecting piece can connect the main steel pipe beam 2 with the steel pipe column 1, and the secondary beam connecting piece can connect the secondary steel pipe beam 2 with the main steel pipe beam 2 and the secondary steel pipe beam 2 with the steel pipe column 1. The width of the main steel pipe beam 2 is larger than that of the secondary steel pipe beam 2, the secondary steel pipe beam 2 transmits load to the main steel pipe beam 2, and the main steel pipe beam 2 plays a role in bearing and transmitting load.
When the connecting piece 3 is preassembled on the steel pipe column 1, the method comprises the following steps:
and S1, cutting notches 4 on the steel pipe column 1 and the main beam connector and machining a reinforcing hole 11.
S2, the main beam connecting piece passes through the notch 4 and is fixed on the steel pipe column 1. In this step, when the main beam connector is located at a predetermined position, the main beam connector and the edge of the notch 4 may be welded, so as to fix the main beam connector to the steel pipe column 1.
And S3, the secondary beam connecting piece penetrates through the notch 4 on the steel pipe column 1 and the notch 4 on the main beam connecting piece to be fixed on the steel pipe column 1.
In the above process, the size of the notch 4 and the mounting accuracy of the connector 3 can be ensured by the master form. Thus, the preassembly of the steel pipe column 1 and the connector 3 can be achieved and the structural stability of the steel pipe column 1 and the connector 3 can be ensured by the steps S1, S2, and S3.
Further, referring to fig. 1, 3-8, the notches 4 are located at the sides of the steel pipe column 1, and two notches 4 are formed at each side of the steel pipe column 1. From this, through above-mentioned setting, can realize firm fixed of girder connecting piece and secondary beam connecting piece to can increase the structural stability of whole steel reinforced concrete assembly type structure.
Optionally, as shown in fig. 1, the steel pipe column 1 is formed with an operation hole 12 to extend the secondary beam connection into the notch 4 of the primary beam connection. For example, when cutting the notch 4 on the steel pipe column 1, the position of the notch 4 on the steel pipe column 1 is specifically calculated according to actual conditions, when the distance between the notch 4 on the steel pipe column 1 and the two ends of the steel pipe column 1 is short, an operator can weld the notch 4 on the secondary beam connecting piece and the main beam connecting piece through the upper end and the lower end of the steel pipe column 1, when the distance between the notch 4 on the steel pipe column 1 and the two ends of the steel pipe column 1 is long, the operator can operate the hole 12 on the steel pipe column 1, so that the operator can weld the notch 4 on the secondary beam connecting piece and the main beam connecting piece through the operation hole 12. So set up, simple structure, convenient operation.
Alternatively, the operation hole 12 may be a circular hole (not shown), an oblong hole (shown in fig. 1), an elliptical hole (not shown), or the like. Therefore, the structural strength of the steel pipe column 1 can be ensured while the condition that the working personnel conveniently weld the notches 4 on the secondary beam connecting piece and the main beam connecting piece is ensured.
Alternatively, referring to fig. 1, 3-8, the notch 4 is a C-shaped notch and the primary and secondary beam connections are both C-shaped plates. From this, through making girder connection spare and secondary beam connection spare be the C template, girder connection spare and secondary beam connection spare's simple structure, and be C type notch through making notch 4, when making connecting piece 3 can pass notch 4, guaranteed steel-pipe column 1's structural strength.
Alternatively, the tubular steel girders 2 are riveted, welded or bolted with the connecting pieces 3. Therefore, the structure is simple, and the firm connection between the steel pipe beam 2 and the connecting piece 3 can be realized.
In some embodiments of the present invention, referring to fig. 3, 5 and 7, after the first-layer steel pipe girders 2 are assembled with the frame of the steel pipe column 1, the reinforcing bars are inserted into the reinforcing holes 11, and then the floor slab is installed on the upper surface of the steel pipe girders 2 such that the reinforcing bars are located between the steel pipe girders 2 and the floor slab. From this, can further guarantee the structural strength and the structural stability of steel tubular beams 2 and steel-pipe column 1's frame, make the structure of whole steel reinforced concrete assembly type building more stable, the anti-seismic performance is better.
In some embodiments of the present invention, referring to fig. 2, 4, 6 and 8, the steel tubular girder 2 is formed with a casting hole 21 on an upper surface thereof, and concrete is poured into the steel tubular girder 2 from the casting hole 21. From this, through setting up pouring hole 21, can realize the concrete placement of steel tubular beam 2, make steel tubular beam 2 can bear bigger load, improve the structural strength of whole steel reinforced concrete prefabricated building.
Optionally, an expanding agent is added to the concrete. Therefore, gaps can be prevented from being generated between the steel pipe column 1 or the steel pipe beam 2 and the concrete structure after concrete is solidified, and the structural strength of the steel pipe column 1 and the steel pipe beam 2 is guaranteed.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The construction method of the steel-concrete assembly type building is characterized by comprising the following steps of:
step one, preassembling a connecting piece on a steel pipe column;
step two, constructing a foundation, namely excavating an independent foundation on a flat field, reserving a hole in the foundation, wherein the shape of the hole is matched with that of the steel pipe column, and the size of the hole is larger than that of the steel pipe column;
thirdly, constructing a main body structure, namely placing the steel pipe column into the hole, and pouring concrete around the steel pipe column;
hoisting the steel pipe beam and connecting the steel pipe beam with the connecting piece;
step five, repeating the step one to the step four until the assembly of the first layer of the steel pipe beam and the frame of the steel pipe column is completed;
step six, laying and installing a floor slab on the upper surface of the steel pipe beam, and pouring concrete of the steel pipe beam, the floor slab and the steel pipe column after laying is finished;
seventhly, repeating the process to complete the construction of the multilayer main body structure;
in the main structure construction process, an inner plate and an outer plate of a cement reinforced plate are respectively arranged between an upper layer and a lower layer of adjacent steel pipe beams, door and window openings are reserved, and then outer wall foamed concrete pouring is carried out.
2. The construction method of a steel-concrete assembly type building according to claim 1, wherein the connection members include a main beam connection member and a sub beam connection member,
when the connecting piece is preassembled on the steel pipe column, the method comprises the following steps:
cutting notches and machining reinforcing holes in the steel pipe column and the main beam connecting piece;
the main beam connecting piece penetrates through the notch and is fixed on the steel pipe column;
the secondary beam connecting piece penetrates through the notch in the steel pipe column and the notch in the main beam connecting piece and is fixed on the steel pipe column.
3. The construction method of a steel-concrete fabricated building according to claim 2, wherein the notches are formed at side surfaces of the steel pipe column, and two notches are formed at each of the side surfaces of the steel pipe column.
4. The construction method of the steel-concrete assembly type building according to claim 2, wherein an operation hole is formed in the steel pipe column to extend the secondary beam connection member into the notch of the primary beam connection member.
5. The construction method of the steel-concrete assembly building according to claim 4, wherein the operation hole is a circular hole, an oblong hole or an elliptical hole.
6. The construction method of the steel-concrete assembly building according to any one of claims 2 to 5, wherein the notch is a C-shaped notch, and the main beam connection member and the secondary beam connection member are both C-shaped plates.
7. The construction method of the steel-concrete assembly type building according to claim 1, wherein the steel pipe girder is riveted, welded or bolted to the connecting member.
8. The method of constructing a steel-concrete assembly building according to claim 2, wherein after the first floor of the steel pipe girders is assembled with the frame of the steel pipe column, reinforcing bars are inserted into the reinforcing holes, and then the floor slab is installed by being laid on the upper surface of the steel pipe girders so that the reinforcing bars are positioned between the steel pipe girders and the floor slab.
9. The construction method of the steel-concrete fabricated building according to claim 1, wherein a casting hole is formed on an upper surface of the steel tubular beam, and the concrete is injected into the steel tubular beam from the casting hole.
10. The method of constructing a steel-concrete fabricated building according to claim 1, wherein an expansive agent is added to the concrete.
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| CN201910978692.XA CN110748171A (en) | 2019-10-15 | 2019-10-15 | Construction method of steel-concrete assembled building |
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| CN201910978692.XA CN110748171A (en) | 2019-10-15 | 2019-10-15 | Construction method of steel-concrete assembled building |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112064786A (en) * | 2020-07-31 | 2020-12-11 | 浙江双友物流器械股份有限公司 | Frame structure building |
| CN112064779A (en) * | 2020-07-31 | 2020-12-11 | 浙江双友物流器械股份有限公司 | Frame structure building |
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| JP2013204306A (en) * | 2012-03-28 | 2013-10-07 | Ohbayashi Corp | Column-beam joining structure |
| CN105569191A (en) * | 2016-01-23 | 2016-05-11 | 安徽鸿路钢结构(集团)股份有限公司 | Steel-encased concrete composite beam-steel pipe column connection joint |
| CN105649360A (en) * | 2015-12-29 | 2016-06-08 | 山东远博建筑科技有限公司 | Integral assembling type building system and installing method |
| CN105756198A (en) * | 2016-03-28 | 2016-07-13 | 文登蓝岛建筑工程有限公司 | Beam and center post connecting piece for prefabricated building |
| CN205476071U (en) * | 2016-02-04 | 2016-08-17 | 李新华 | Steel structure support structure |
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2019
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| JP2013204306A (en) * | 2012-03-28 | 2013-10-07 | Ohbayashi Corp | Column-beam joining structure |
| CN105649360A (en) * | 2015-12-29 | 2016-06-08 | 山东远博建筑科技有限公司 | Integral assembling type building system and installing method |
| CN105569191A (en) * | 2016-01-23 | 2016-05-11 | 安徽鸿路钢结构(集团)股份有限公司 | Steel-encased concrete composite beam-steel pipe column connection joint |
| CN205476071U (en) * | 2016-02-04 | 2016-08-17 | 李新华 | Steel structure support structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112064786A (en) * | 2020-07-31 | 2020-12-11 | 浙江双友物流器械股份有限公司 | Frame structure building |
| CN112064779A (en) * | 2020-07-31 | 2020-12-11 | 浙江双友物流器械股份有限公司 | Frame structure building |
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Application publication date: 20200204 |