CN105926820A - Construction method for prefabricated beam steel bearing plate resistance net piece combination floor - Google Patents
Construction method for prefabricated beam steel bearing plate resistance net piece combination floor Download PDFInfo
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- CN105926820A CN105926820A CN201610290894.1A CN201610290894A CN105926820A CN 105926820 A CN105926820 A CN 105926820A CN 201610290894 A CN201610290894 A CN 201610290894A CN 105926820 A CN105926820 A CN 105926820A
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- prefabricated
- construction
- steel board
- secondary beam
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
- E04B5/36—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor
- E04B5/38—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor with slab-shaped form units acting simultaneously as reinforcement; Form slabs with reinforcements extending laterally outside the element
- E04B5/40—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor with slab-shaped form units acting simultaneously as reinforcement; Form slabs with reinforcements extending laterally outside the element with metal form-slabs
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The invention provides a construction method for a prefabricated beam steel bearing plate resistance net piece combination floor and belongs to the technical field of architectural engineering. According to the construction method for the prefabricated beam steel bearing plate resistance net piece combination floor, the problem that the construction period of an existing factory building floor is too long is solved. The construction method for the prefabricated beam steel bearing plate resistance net piece combination floor comprises the following steps of a, concrete column pouring, b, prefabricated main beam installing, c, prefabricated secondary beam installing, d, steel bearing plate installing, e, rebar net piece installing, and f, floor pouring. Prefabricated main beams, prefabricated secondary beams, steel bearing plates and rebar net pieces are all prefabricated members, all prefabricated in a production place at first and then transported to a construction site to be installed; no supporting plate is needed to conduct supporting in the installation process; timber formwork operation is convenient; the installation efficiency is high; and the construction time can be effectively shortened on the basis of ensuring the floor structure strength.
Description
Technical field
The invention belongs to construction engineering technical field, relate to a kind of prefabricated joist steel board resistance
The construction of mesh sheet Assembled floor.
Background technology
Industrial premises, as the term suggests, it is the house in industrial processes.Industry
Factory Building, except the workshop for producing, also includes its annex, such as Factory Building dormitory,
Dining room, the supporting house such as office building, broadly fall into the category of industrial premises, or industrial premises
A part.Along with industrial expansion, it has been economic development that industrial premises quickly emerges
Inexorable trend.When building industrial premises, owing to the floor area of industrial premises is relatively big,
So needing substantial amounts of circulation material, such as steel pipe and plank sheathing etc., and using wooden model
The when that plate being as support system, construction duration is the longest.
Along with the development of science and technology, in prior art, people's commonly used steel board is built
Industrial premises.When steel board is installed, the two ends of steel board can be bridged respectively
On the secondary beam of building, watering to water on the face of putting and put concrete then at steel board.Existing
Steel board is directly to install when casting concrete, and this not only can hold installing steel
Delaying the duration during plate, the stability between the most each steel board is inadequate.So, for this
The technical staff in field, develops a kind of prefabricated joist steel board resistance mesh sheet Assembled floor and executes
Work engineering method so that it is can either quickly shorten the duration of industrial premises, ensure that again industry
The structural strength of Factory Building flooring and structural stability.
Summary of the invention
It is an object of the invention to there are the problems referred to above for existing technology, it is proposed that a kind of
The construction of prefabricated joist steel board resistance mesh sheet Assembled floor, its technology to be solved
Problem is if shortening the construction period of flooring building, can also ensure that the knot of flooring simultaneously
Structure stability.
The purpose of the present invention can be realized by following technical proposal: a kind of prefabricated joist steel holds
The construction of plate resistance mesh sheet Assembled floor, it is characterised in that comprise the following steps:
Step a, casting concrete post: cast-in-situ concrete columns on construction site；
Step b, installation precast main beam: the two ends of precast main beam are set up to one respectively
On concrete column；
Step c, prefabricated secondary beam is installed: the two ends of prefabricated secondary beam are set up to one respectively
In precast main beam or a concrete column；
Step d, install steel board: the two ends of steel board are set up to respectively one prefabricated
On secondary beam；
Step e, installation reinforced mesh: on steel board, lay crisscross bar-mat reinforcement
Sheet；
Step f, pour flooring: casting concrete on steel board, by precast main beam,
Prefabricated secondary beam and reinforced mesh pour integral to form flooring.
Pour in this prefabricated joist steel board resistance mesh sheet Assembled floor construction is mixed
Solidifying earth pillar as the cushion cap for supporting precast beam, erection of precast beams on concrete column,
Can reduce and support the reinforcing bar usage amount used, cost-effective, concrete column is permissible simultaneously
Being separated out a bigger underground space between flooring and ground, space utilization rate is higher,
Precast main beam, prefabricated secondary beam, steel board and reinforced mesh for setting up are prefabricated structure
Part, they all first carry out in grown place prefabricated, are transported on job site carry out the most again
Install, installation process is supported without supporting constructions such as plank sheathings, easy to operate,
Installation effectiveness is high.
In the construction of above-mentioned prefabricated joist steel board resistance mesh sheet Assembled floor, institute
Stating precast main beam and prefabricated secondary beam is composite beam, the end face of precast main beam has several
The exposed girder stirrup outside and set gradually along precast main beam length direction, prefabricated time
The end face of beam has several and exposed outside and sets gradually along prefabricated secondary beam length direction
Secondary beam stirrup, in step e, also there is reinforcement installation on beam: intert in girder stirrup
There are the some main beam main tendons arranged along precast main beam length direction, wear in secondary beam stirrup
Being inserted with the some secondary beam main tendons arranged along prefabricated secondary beam length direction, reinforced mesh leads to
Cross tinsel to be connected on time beam main tendon and main beam main tendon.Composite beam is at assembled integral
The beam of casting concrete at twice in structure.Carry out in precasting yard for the first time, make pre-
Beam processed, second time is carried out at the construction field (site), after precast floor slab is shelved on precast beam,
The concrete on casting beams top makes floor and beam composite beam again, and girder stirrup is positioned at the most flat
On face, and along the width setting of precast main beam, secondary beam stirrup is positioned at perpendicular
On, and along prefabricated secondary beam width arrange, reinforced mesh by main beam main tendon,
Secondary beam main tendon and reinforced mesh are connected as one overall by tinsel, assemble convenient soon
Victory, structure is more firm.
In the construction of above-mentioned prefabricated joist steel board resistance mesh sheet Assembled floor, institute
Stating steel board is pressure profiled steel decking sheets, and described steel board includes plate body, and described plate body is by curved
The mode of bent molding forms the U-shaped groove of several opening up settings, and described is U-shaped
The opening of groove, towards upper, forms an opening court between the U-shaped groove that each two is adjacent
Under gap groove, described reinforced mesh also includes muscle at the bottom of several plates, in step e,
Also have and end tendon protective layer is installed: muscle at the bottom of plate is laid along the length direction of U-shaped groove.
Muscle at the bottom of plate is positioned at the lower section of time beam main tendon, and muscle at the bottom of plate is watering for increasing steel board further
Building the structural strength after cement, muscle at the bottom of plate is also set with cushion block, cushion block can avoid plate
End muscle directly contacts with steel board and steel board is caused damage.
In the construction of above-mentioned prefabricated joist steel board resistance mesh sheet Assembled floor,
In step d, also there is connection steel board: by the side edge of two adjacent steel boards
It is fixedly connected with by securing member after being stacked up and down.By the securing member such as bolt, screw by adjacent
Two pressure profiled steel decking sheets be connected, pressure profiled steel decking sheets junction be arranged on gap lead to
The top of groove, it is possible to increase the bulk strength of steel board junction, can also avoid simultaneously
By running pulp occurs during junction between two pieces of steel boards during concreting.
In the construction of above-mentioned prefabricated joist steel board resistance mesh sheet Assembled floor,
In step c, on prefabricated erection to precast main beam after, the end face of secondary beam stirrup and master
The end face of beam stirrup flushes.It is more conducive to the interspersed and steel of main beam main tendon and time beam main tendon
The laying of muscle mesh sheet, and the flooring after pouring is more smooth.
In the construction of above-mentioned prefabricated joist steel board resistance mesh sheet Assembled floor,
Between step a and step b, also there is laying bed course: at the adjacent concrete poured
Concrete cushion is laid between post.Concrete cushion is it can be avoided that the mud at concrete column edge
Soil sliding, thus improve structural strength and the stability of flooring.
In the construction of above-mentioned prefabricated joist steel board resistance mesh sheet Assembled floor,
Between step c and step d, also there is limit mould construction: at precast main beam and concrete column
Limit mould is installed outside.Limit mould can increase the structural strength of precast main beam and concrete column,
The calibration location of prefabricated secondary beam can be also convenient for simultaneously and install.
In the construction of above-mentioned prefabricated joist steel board resistance mesh sheet Assembled floor,
Between step e and step f, also there is reinforced mesh self-inspection: the height to reinforced mesh
And the junction between adjacent reinforced mesh checks.In the region that reinforced mesh is too low
Installing reinforcing bar stirrup additional, and check the bonding strength between adjacent reinforced mesh, deficiency is sentenced
Tinsel is reinforced.
In the construction of above-mentioned prefabricated joist steel board resistance mesh sheet Assembled floor,
In step c, the sidewall of precast main beam has outwardly convex and for supporting prefabricated secondary beam
Steel bar rack, the end of prefabricated secondary beam have along prefabricated secondary beam length direction towards
Connecting portion protruding outside prefabricated beam end, when connecting portion is erected in precast main beam,
The bottom surface, end of prefabricated secondary beam is erected on Steel bar rack.Prefabricated secondary beam and precast main beam it
Between be connected further by Steel bar rack, structural strength is higher.
In the construction of above-mentioned prefabricated joist steel board resistance mesh sheet Assembled floor,
In step a, cast-in-place concrete column rectangular array arrangement.Between each concrete column
Spacing is roughly the same, it is simple to carry out pre-to beam, steel board and the reinforced mesh of follow-up erection
System, saves the construction period of job site.
Compared with prior art, this construction has the advantage that
1, for the girder prefabricated processed set up, prefabricated secondary beam, steel board in this construction
And reinforced mesh is prefabricated components, they all first carry out prefabricated, the most again in grown place
It is transported on job site install, installation process is supported without gripper shoe,
Plank sheathing is easy to operate, and installation effectiveness is high；
2, in this construction reinforced mesh by installing muscle at the bottom of plate, main beam main tendon and secondary beam additional
Main muscle, structural strength is high.
Accompanying drawing explanation
Fig. 1 is the construction process figure of the present invention.
Fig. 2 is the attachment structure schematic diagram of precast main beam and prefabricated secondary beam in the present invention.
Fig. 3 is the attachment structure schematic diagram of steel board and reinforced mesh in the present invention.
In figure, 1, concrete column；2, precast main beam；3, prefabricated secondary beam；31, connect
Portion；4, steel board；41, U-shaped groove；42, gap groove；5, reinforced mesh；6、
Girder stirrup；7, secondary beam stirrup；8, main beam main tendon；9, secondary beam main tendon；10, at the bottom of plate
Muscle；11, Steel bar rack；12, cushion block；13, bolt.
Detailed description of the invention
The following is the specific embodiment of the present invention and combine accompanying drawing, the technical side to the present invention
Case is further described, but the present invention is not limited to these embodiments.
Reference Fig. 1, the construction of a kind of prefabricated joist steel board resistance mesh sheet Assembled floor,
It is characterized in that, comprise the following steps:
Step a
1, casting concrete post: cast-in-situ concrete columns 1 on construction site；
2, bed course is laid: between the adjacent concrete post 1 poured, lay concrete mats
Layer；
Step b
Precast main beam is installed: the two ends of precast main beam 2 are set up to a concrete respectively
On post 1, precast main beam 2 is composite beam, and it is naked that the end face of precast main beam 2 has several
The girder stirrup 6 exposed outside and set gradually along precast main beam 2 length direction；
Step c
1, prefabricated secondary beam is installed: the two ends of prefabricated secondary beam 3 are set up to respectively one prefabricated
On girder 2 or a concrete column 1, prefabricated secondary beam 3 is composite beam, prefabricated secondary beam
The end face of 3 has several and exposed outside and sets successively along prefabricated secondary beam 3 length direction
The secondary beam stirrup 7 put；
2, limit mould construction: install limit mould in precast main beam 2 and the outside of concrete column 1.
Step d
1, steel board is installed: the two ends of steel board 4 are set up to a prefabricated secondary beam respectively
On 3, steel board 4 is pressure profiled steel decking sheets 4, and described steel board 4 includes plate body, described plate
Body forms the U-shaped groove 41 of several opening up settings by the way of brake forming,
The opening of described U-shaped groove 41 towards upper, the adjacent U-shaped groove 41 of each two it
Between formed a downward opening gap groove 42；
2, steel board is connected: the side edge of two adjacent steel boards 4 be stacked up and down
It is fixedly connected with by bolt 13 afterwards；
Step e
1, reinforcement installation on beam: main beam main tendon 8 is worn along precast main beam 2 length direction
It is inserted in girder stirrup 6, secondary beam main tendon 9 is interted along prefabricated secondary beam 3 length direction
In secondary beam stirrup 7；
2, end tendon protective layer is installed: muscle 10 at the bottom of plate is along the length direction of U-shaped groove 41
Lay, and muscle 10 at the bottom of plate is positioned at secondary beam master, the lower section of 9, and muscle 10 at the bottom of plate is set with pad
Block 12, and muscle 10 at the bottom of plate is positioned at the lower section of time beam main tendon 9；
3, reinforced mesh is installed: on steel board 4, lay crisscross reinforced mesh 5,
Reinforced mesh 5 is resistance mesh sheet prefabricated in factory, and reinforced mesh 5 is erected at secondary beam master
On muscle 9 and main beam main tendon 8；
4, reinforced mesh self-inspection: height and the adjacent reinforced mesh 5 to reinforced mesh 5
Between junction check；
Step f
Pour flooring: casting concrete on steel board 4, by precast main beam 2, prefabricated
Secondary beam 3 and reinforced mesh 5 pour integral to form flooring.
The present embodiment has on the sidewall of precast main beam 2 outwardly convex and pre-for supporting
The Steel bar rack 11 of secondary beam 3 processed, the end of prefabricated secondary beam 3 has along prefabricated secondary beam 3
Length direction towards connecting portion 31 protruding outside prefabricated secondary beam 3 end, this construction party
In step c of method, when connecting portion 31 is erected in precast main beam 2, prefabricated secondary beam 3
Bottom surface, end be erected on Steel bar rack 11.
This construction method is in step a, and cast-in-place concrete column 1 rectangular array arranges,
And the height of concrete column 1 is 3～5m, between concrete column 1, lay concrete cushion
After, a spacious underground space can be separated out in the lower section of Factory Building flooring.
In step c of this construction method, after prefabricated secondary beam 3 sets up in precast main beam 2,
The end face of secondary beam stirrup 7 flushes with the end face of girder stirrup 6, the most main beam main tendon
8 and the interting and the laying of reinforced mesh 5 of time beam main tendon 9, and the building after pouring
Face is the most smooth firmly.
This construction method can shorten the construction man-hour of job site, Accelerating The Construction engineering
Progress, also ensures that structural strength and the knot applying Assembled floor on industrial premises simultaneously
Structure stability.
Specific embodiment described herein is only to present invention spirit theory for example
Bright.Those skilled in the art can be to described specific embodiment
Make various amendment or supplement or use similar mode to substitute, but without departing from
The spirit of the present invention or surmount scope defined in appended claims.
Claims (10)
1. a construction for prefabricated joist steel board resistance mesh sheet Assembled floor, its feature
It is, comprises the following steps:
Step a, casting concrete post: cast-in-situ concrete columns (1) on construction site；
Step b, installation precast main beam: the two ends of precast main beam (2) are set up respectively
On one concrete column (1)；
Step c, prefabricated secondary beam is installed: set up respectively at the two ends of prefabricated secondary beam (3)
On a piece precast main beam (2) or a concrete column (1)；
Step d, installation steel board: the two ends of steel board (4) are set up to one respectively
On prefabricated secondary beam (3)；
Step e, installation reinforced mesh: at the steel that the upper laying of steel board (4) is crisscross
Muscle mesh sheet (5)；
Step f, pour flooring: at the upper casting concrete of steel board (4), by prefabricated master
Beam (2), prefabricated secondary beam (3) and reinforced mesh (5) pour integral to form flooring.
Prefabricated joist steel board resistance mesh sheet Assembled floor the most according to claim 1
Construction, it is characterised in that described precast main beam (2) and prefabricated secondary beam (3) are equal
For composite beam, it is exposed outside and along prefabricated that the end face of precast main beam (2) has several
The girder stirrup (6) that girder (2) length direction sets gradually, prefabricated secondary beam (3)
End face has several and exposed outside and sets gradually along prefabricated secondary beam (3) length direction
Secondary beam stirrup (7), some main beam main tendons (8) and some time beam main tendons (9),
In step e, also there is reinforcement installation on beam: girder stirrup is interspersed with some in (6)
The main beam main tendon (8) arranged along precast main beam (2) length direction, secondary beam stirrup (7)
Inside it is interspersed with the some secondary beam main tendons (9) arranged along prefabricated secondary beam (3) length direction,
Reinforced mesh (5) is connected in time beam main tendon (9) and main beam main tendon (8) by tinsel
On.
Prefabricated joist steel board resistance mesh sheet Assembled floor the most according to claim 2
Construction, it is characterised in that described steel board (4) is pressure profiled steel decking sheets (4), institute
State steel board (4) and include that plate body, described plate body are formed some by the way of brake forming
The U-shaped groove (41) of individual opening up setting, the opening of described U-shaped groove (41)
Towards upper, between the U-shaped groove (41) that each two is adjacent, formation one is downward opening
Gap groove (42), in step e, also has installation end tendon protective layer: along U-shaped logical
The length direction of groove (41) lays muscle (10) at the bottom of plate.
Prefabricated joist steel board resistance mesh sheet Assembled floor the most according to claim 3
Construction, it is characterised in that in step d, also has connection steel board: by phase
The side edge of two adjacent steel boards (4) is fixedly connected with by securing member after being stacked up and down.
5. according to the prefabricated joist steel board resistance mesh sheet group described in Claims 2 or 3 or 4
Close the construction of flooring, it is characterised in that in step c, prefabricated secondary beam (3) frame
After being set in precast main beam (2), the end face of secondary beam stirrup (7) and girder stirrup (6)
End face flush.
6. according to the prefabricated joist steel board resistance net described in claim 1 or 2 or 3 or 4
The construction of sheet Assembled floor, it is characterised in that between step a and step b,
Also there is laying bed course: between the adjacent concrete post (1) poured, lay concrete
Bed course.
7. according to the prefabricated joist steel board resistance net described in claim 1 or 2 or 3 or 4
The construction of sheet Assembled floor, it is characterised in that between step c and step d,
Also there is limit mould construction: in precast main beam (2) and the outside installation of concrete column (1)
Bian Mo.
8. according to the prefabricated joist steel board resistance net described in claim 1 or 2 or 3 or 4
The construction of sheet Assembled floor, it is characterised in that between step e and step f,
Also there is reinforced mesh self-inspection: height and the adjacent reinforced mesh (5) to reinforced mesh (5)
Between junction check.
9. according to the prefabricated joist steel board resistance net described in claim 1 or 2 or 3 or 4
The construction of sheet Assembled floor, it is characterised in that in step c, precast main beam (2)
Sidewall on there is outwardly convex and for supporting the Steel bar rack (11) of prefabricated secondary beam (3),
The end of prefabricated secondary beam (3) has the length direction along prefabricated secondary beam (3) towards in advance
Connecting portion protruding outside secondary beam processed (3) end, when connecting portion is erected at precast main beam (2)
Time upper, the bottom surface, end of prefabricated secondary beam (3) is erected on Steel bar rack (11).
10. according to the prefabricated joist steel board resistance described in claim 1 or 2 or 3 or 4
The construction of mesh sheet Assembled floor, it is characterised in that in step a, cast-in-place is mixed
Solidifying earth pillar (1) rectangular array arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610290894.1A CN105926820B (en) | 2016-05-03 | 2016-05-03 | Construction method for precast beam steel support plate resistance mesh combined floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610290894.1A CN105926820B (en) | 2016-05-03 | 2016-05-03 | Construction method for precast beam steel support plate resistance mesh combined floor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105926820A true CN105926820A (en) | 2016-09-07 |
| CN105926820B CN105926820B (en) | 2020-06-26 |
Family
ID=56834256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610290894.1A Active CN105926820B (en) | 2016-05-03 | 2016-05-03 | Construction method for precast beam steel support plate resistance mesh combined floor |
Country Status (1)
| Country | Link |
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| CN (1) | CN105926820B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107762065A (en) * | 2017-10-16 | 2018-03-06 | 杭萧钢构（安徽）有限公司 | A kind of flooring steel beam structure and floor steel beam construction method |
| CN113897999A (en) * | 2021-11-03 | 2022-01-07 | 中建四局建设发展有限公司 | Construction method for constructing elevator foundation structure on subway upper cover project |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202031215U (en) * | 2010-05-06 | 2011-11-09 | 北京建筑工程学院 | Combined floor of bar-mat reinforcement sheets and profiled steel sheets by adopting spot welding |
| CN105040829A (en) * | 2015-06-26 | 2015-11-11 | 南京长江都市建筑设计股份有限公司 | Prefabricated concrete main beam and secondary beam connecting structure and construction method thereof |
| CN204876256U (en) * | 2015-08-19 | 2015-12-16 | 台州远信建设工程有限公司 | Steel carrier plate for building |
| CN204876255U (en) * | 2015-08-19 | 2015-12-16 | 台州远信建设工程有限公司 | A resistance net piece for building industry factory building usefulness |
-
2016
- 2016-05-03 CN CN201610290894.1A patent/CN105926820B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202031215U (en) * | 2010-05-06 | 2011-11-09 | 北京建筑工程学院 | Combined floor of bar-mat reinforcement sheets and profiled steel sheets by adopting spot welding |
| CN105040829A (en) * | 2015-06-26 | 2015-11-11 | 南京长江都市建筑设计股份有限公司 | Prefabricated concrete main beam and secondary beam connecting structure and construction method thereof |
| CN204876256U (en) * | 2015-08-19 | 2015-12-16 | 台州远信建设工程有限公司 | Steel carrier plate for building |
| CN204876255U (en) * | 2015-08-19 | 2015-12-16 | 台州远信建设工程有限公司 | A resistance net piece for building industry factory building usefulness |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107762065A (en) * | 2017-10-16 | 2018-03-06 | 杭萧钢构（安徽）有限公司 | A kind of flooring steel beam structure and floor steel beam construction method |
| CN113897999A (en) * | 2021-11-03 | 2022-01-07 | 中建四局建设发展有限公司 | Construction method for constructing elevator foundation structure on subway upper cover project |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105926820B (en) | 2020-06-26 |
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