CN109667376A - Novel superposed superstructure and its construction method suitable for steel construction H profile steel beam - Google Patents
Novel superposed superstructure and its construction method suitable for steel construction H profile steel beam Download PDFInfo
- Publication number
- CN109667376A CN109667376A CN201910083808.3A CN201910083808A CN109667376A CN 109667376 A CN109667376 A CN 109667376A CN 201910083808 A CN201910083808 A CN 201910083808A CN 109667376 A CN109667376 A CN 109667376A
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- floor
- construction
- mounting hole
- steel
- prestressed slab
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 86
- 239000010959 steel Substances 0.000 title claims abstract description 86
- 238000010276 construction Methods 0.000 title claims abstract description 63
- 239000004567 concrete Substances 0.000 claims abstract description 32
- 230000002787 reinforcement Effects 0.000 claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 11
- 210000003205 muscle Anatomy 0.000 claims abstract description 5
- 238000005520 cutting process Methods 0.000 claims abstract description 4
- 238000005266 casting Methods 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000011372 high-strength concrete Substances 0.000 description 1
- 238000011065 in-situ storage 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
- 230000000505 pernicious effect Effects 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
Abstract
The present invention relates to the novel superposed superstructure and its construction method that are suitable for steel construction H profile steel beam, superposed floor is formed by H profile steel beam, prestressed slab, transverse and longitudinal concrete steel muscle, concrete folding;Prestressed slab is made of prestressed slab ontology, both ends along the longitudinal floor for the horizontal ribbed and two edge plate length directions setting that plate width direction is arranged;Both ends are horizontal ribbed in symmetrical outer incline setting, and oblique cutting enters the inner space between the upper lower flange of corresponding end H profile steel beam respectively and lower end surface and lower flange inner surface fit fixation;Mounting hole is prefabricated on the floor of two sides longitudinal direction, transverse steel is threaded onto mounting hole, longitudinal reinforcement is layed between the floor of both sides longitudinal direction, concreting groove is constituted between the floor of both sides longitudinal direction, concreting is simultaneously filled and led up in concreting groove, and mounting hole aperture is greater than the diameter of transverse steel, and concrete is filled in the fit clearance of mounting hole and row reinforcing bar.This superposed floor is convenient for construction, can effectively control prestressing camber.
Description
Technical field
The present invention relates to assembled arthitecutral structure fields, are related to building structure superstructure and its construction method, it is particularly applicable to
The novel superposed superstructure and its construction method of steel construction H profile steel beam.
Background technique
Assembled architecture is a developing direction of today's society.Building is effectively reduced in assembled architecture work progress
Sewage, pernicious gas, the discharge of dust and construction noise pollution, reduce construction to the various unfavorable shadows of surrounding enviroment
It rings, is conducive to the labor productivity for improving building, promotes design, the fining of building promotes total quality and the energy conservation of building
Subtract discharge rate, promote Building Trade in China sustainable health development, meets the demand of national economic development.
Superposed floor is a kind of common element type, superposed floor good integrity, the upper following table of plate in assembled architecture
Face is smooth, fits up convenient for finish coat, suitable for the more demanding skyscraper of overall stiffness and large bay building.Superposed floor
Prestressed slab part be both one of component part of building cover structure and cast-in-situ steel reinforced concrete overlapping layers permanent mould
Plate.Prestressed slab part has the function of to make bed die, floor arrangement of reinforcement, provides three kinds of flat bottom surface, therefore has and save punching block, reduces
The advantages that live reinforcing bar operation, ceiling can not plaster.It, can be compared with further, since the steel wire cover of prestressed slab part is thicker
Meet fire protection requirement well.
Currently, superposed floor frequently with prestressed slab there are mainly two types of: one kind be the prefabricated superimposed sheet of steel bar girder, it is this
Prestressed slab can not only increase rigidity of the prestressed slab under of short duration operating condition (production, transport, lifting etc.) effect, can also increase
Prestressing plate pours the shear resistance of overlapping layers with after, but often equipment installation arrangement is inconvenient in the construction process or cloth postpones guarantor
Covering thickness is insufficient.Another kind is PK prestressing force ribbed plate, and globality, crack resistance, shock resistance is all fine, and construction is simple,
Short time limit, energy conservation and environmental protection are convenient for industrialization, overcome many problems of existing superstructure, but its antiarch value not can be effectively controlled, and cause
Make its superstructure following table surface evenness not enough and be easy to produce crack, influences to construct and use in next step.
It retrieves, does not retrieve and this patent analogous technical scheme through the prior art.
Summary of the invention
It is a kind of suitable for steel construction H profile steel it is an object of the present invention to providing in place of overcome the deficiencies in the prior art
The novel superposed superstructure of beam, the superposed floor are convenient for construction, can effectively control prestressing camber, reach preferable flatness;
And the internal protective layer thickness for carrying out equipment installation laying, can effectively increasing equipment installation can be facilitated.
Above-mentioned purpose of the invention is realized by following technical solution:
A kind of novel superposed superstructure suitable for steel construction H profile steel beam, it is characterised in that: the novel superposed superstructure is by H
Section steel beam, the prestressed slab being supported between H profile steel beam, the transverse steel being layed on prestressed slab and vertical concrete steel muscle pour
It is formed in the concrete folding on prestressed slab;
Prestressed slab is arranged in prestressed slab body lower part both ends along plate width direction by prestressed slab ontology, formed by integrally casting
Horizontal ribbed and formed by integrally casting is constituted in longitudinal floor that two edge plate length direction of prestressed slab body upper part is arranged;Both ends are lateral
Floor is in symmetrical outer incline setting, and the horizontal ribbed oblique cutting respectively at both ends enters between the upper lower flange of corresponding end H profile steel beam
Inner space and the inner surface of horizontal ribbed lower end surface and lower flange fit fixation;Being prefabricated on the floor of two sides longitudinal direction can
The mounting hole with line layout is installed as reinforcing bar, mounting hole is oppositely arranged one by one;The transverse steel is threaded onto mounting hole
Interior, the longitudinal reinforcement is layed between the floor of both sides longitudinal direction, and concreting groove, coagulation are constituted between the floor of both sides longitudinal direction
Soil is poured and is filled and led up in concreting groove, and the aperture of mounting hole is greater than the diameter of transverse steel, in mounting hole and horizontal
Concrete is filled in the fit clearance of row reinforcing bar.
And, the longitudinal direction floor is in the trapezoidal rib structure faced directly using lateral surface.
The second object of the present invention is to overcome the deficiencies of the prior art and provide a kind of suitable for steel construction H profile steel beam
The construction method of novel superposed superstructure, the construction method construction speed is fast, saves template, and construction cost is low.
Above-mentioned purpose of the invention is realized by following technical solution:
A kind of construction method of the novel superposed superstructure suitable for steel construction H profile steel beam, which is characterized in that the construction party
Method is the construction carried out for the above-mentioned novel superposed superstructure suitable for steel construction H profile steel beam, construction procedure are as follows:
S1 precast prestressed plate in the factory;
S2 arranges the H profile steel beam for placing prestressed slab at the construction field (site), guarantees H profile steel lower flange of girder edge surface cleaning without miscellaneous
Object;
S3 lifts prestressed slab to construction site predetermined position, is inserted into two respectively for the both ends of prestressed slab are horizontal ribbed
In the H profile steel beam for holding corresponding position, horizontal ribbed lower end is made to be bonded H profile steel lower flange of girder edge upper surface, multiple prestressed slab peaces
It keeps smooth after dress splicing to be completely embedded seamless and plate and contact with plate well;
S4 is inserted into transverse steel in the mounting hole on longitudinal floor, in the case where transverse direction needs to lay pipeline,
A part of mounting hole can be used as routing hole use;Longitudinal reinforcement is arranged between longitudinal floor and is fixed, and needs to lay longitudinally
In the case where pipeline, equipment installation is arranged in the space between longitudinal reinforcement;
S5 is after the completion of horizontal, longitudinal reinforcement is laid with and equipment installation is laid, between the both sides longitudinal direction floor of prestressed slab
Concreting groove in casting concrete, concrete should be made to fill up between transverse steel and mounting hole in casting process
Gap makes mounting hole inner concrete and longitudinal floor form pin effect;
S6 conserves the superposed floor after casting concrete, forms a kind of assembled integral building cover structure.
The advantages and positive effects of the present invention are:
1, compared with existing superposed floor, the part mounting hole on prestressed slab can construct this superposed floor in superposed floor
During directly lay pipeline or install that pipeline is reserved to be used as subsequent, between the two sides longitudinal direction floor on prestressed slab
Enough line layout spaces are provided, to solve the problems, such as that equipment installation lays inconvenience, and pass through concrete lift
Enough protective layer thickness are provided to pipeline with prestressed slab body part.
2, due to being provided with longitudinal floor and horizontal ribbed on the prestressed slab of this superposed floor, so that globality is preferable,
Floor temporary support that no setting is required in the construction process, effectively increases the convenience of construction.
3, this superposed floor is compared with existing prefabricated superposed floor, the longitudinal floor and the cross rib that are set on prestressed slab
Plate effectively controls the prestressing camber value of superposed floor, and superposed floor is made to have reached preferable planarization.
4, this superposed floor is reserved with aperture and is greater than cross compared with existing superposed floor on longitudinal floor on prestressed slab
To the mounting hole of reinforcing bar, so that concrete still can effectively fill gap between the two after installing transverse steel, not only guarantee
The position of reinforcing bar, also formation dowel action, strengthen the globality of superposed floor.
5, this superposed floor is compared with existing prefabricated superstructure, due to being provided with longitudinal floor and cross on the prestressed slab of use
To floor, so that the prestressed slab significantly avoids damage during transportation, and the whole of prestressed slab is strengthened
Body intensity, makes it give full play to performance in use.
6, the construction method of the utility model superposed floor uses and first assembles after-pouring, combines traditional prefabricated assembled
The construction advantage of superstructure and cast-in-place monoblock type superstructure, floor temporary support that no setting is required in the construction process have construction speed
Fastly, the features such as saving template, reducing cost;The self weight of superstructure is decreased simultaneously, increases the cracking resistance of superstructure, and to adopt
Advantage is created with high-strength concrete.
Detailed description of the invention
Fig. 1 is H profile steel girder construction schematic diagram;
Fig. 2 is prestressed slab structural schematic diagram;
Fig. 3 is the structural schematic diagram being placed in prefabricated board on H profile steel beam;
Fig. 4 is that lateral, longitudinal reinforcement structural schematic diagram is laid on prestressed slab;
Fig. 5 is casting concrete schematic diagram after the completion of reinforcing bar is laid with (local concrete is only shown in attached drawing).
Specific embodiment
The invention will be further described with reference to the accompanying drawing and by specific embodiment, and following embodiment is descriptive
, it is not restrictive, this does not limit the scope of protection of the present invention.
A kind of novel superposed superstructure suitable for steel construction H profile steel beam, referring to Figure 1-5, inventive point are as follows:
The novel superposed superstructure by H profile steel beam 1, the prestressed slab being supported between H profile steel beam 2, be layed in prestressing force
Transverse steel 3 and vertical concrete steel muscle 4 on plate are poured and are formed by stacking in the concrete 5 on prestressed slab.
Prestressed slab is set in prestressed slab body lower part both ends along plate width direction by prestressed slab ontology 2-1, formed by integrally casting
Longitudinal floor 2-3 structure that the horizontal ribbed 2-2 and formed by integrally casting set is arranged in two edge plate length direction of prestressed slab body upper part
At.Both ends are horizontal ribbed in symmetrical outer incline setting, and the horizontal ribbed oblique cutting respectively at both ends enters the upper limb of corresponding end H profile steel beam
Inner space between edge 1-1 and lower flange 1-2 and the inner surface of horizontal ribbed lower end surface and lower flange fit fixation,
Various ways specifically can be used to be fixed, such as be bolted, be bonded.Being prefabricated on the floor of two sides longitudinal direction can be used as reinforcing bar
The mounting hole with line layout is installed, mounting hole is oppositely arranged 2-3-1 one by one, and mounting hole installs use mainly as reinforcing bar,
Part mounting hole can be used as equipment installation and lay use.The transverse steel is threaded onto mounting hole, and the longitudinal reinforcement is laid with
Between the floor of both sides longitudinal direction, concreting groove 2-4 is constituted between the floor of both sides longitudinal direction, concreting is simultaneously filled and led up in mixed
Solidifying soil pours in groove, and the aperture of mounting hole is greater than the diameter of transverse steel, in the fit clearance of mounting hole and row reinforcing bar
It is interior to be filled with concrete.
Above-mentioned longitudinal direction floor is in the trapezoidal rib structure faced directly using lateral surface, on the one hand ensure that longitudinal floor and answers in advance
The bonding strength of power plate ontology, on the other hand in transverse direction, two pieces of prestressed slabs of contiguous concatenation are at longitudinal floor position
Form plane-plane contact.
The utility model superposed floor also has the following characteristics that in addition to These characteristics
Planar dimension is flexible, adapts to the building standard width of a room in an old-style house, and depth is changeable and punches etc. and to require, and building function is good, and overlaps
Lid full-height is less than cassette ceiling full-height, thus can reduce the total height of skyscraper, improves space utilization rate.
A kind of construction method of the novel superposed superstructure suitable for steel construction H profile steel beam, referring to Figure 1-5, the construction
Method is the construction carried out for the above-mentioned novel superposed superstructure suitable for steel construction H profile steel beam, construction procedure are as follows:
S1 precast prestressed plate in the factory, wherein the aperture of the prefabricated mounting hole on longitudinal rib is chosen after being slightly larger than
The diameter of the continuous transverse steel being laid with, when guaranteeing subsequent casting concrete, concrete can be filled mounting hole and transverse steel it
Between gap and to construction requirements such as line layouts.
S2 arranges the H profile steel beam for placing prestressed slab at the construction field (site), guarantees H profile steel lower flange of girder edge surface cleaning without miscellaneous
Object, to guarantee subsequent H profile steel beam and prefabricated board obliquely horizontal ribbed can be made to combine closely.
S3 lifts prestressed slab to construction site predetermined position, is inserted into two respectively for the both ends of prestressed slab are horizontal ribbed
In the H profile steel beam for holding corresponding position, horizontal ribbed lower end is made to be bonded H profile steel lower flange of girder edge upper surface, multiple prestressed slab peaces
It keeps smooth after dress splicing to be completely embedded seamless and plate and contact with plate well.
S4 is inserted into transverse steel in the mounting hole on longitudinal floor, in the case where transverse direction needs to lay pipeline,
A part of mounting hole can be used as routing hole use;Longitudinal reinforcement is arranged between longitudinal floor and is fixed, and needs to lay longitudinally
In the case where pipeline, equipment installation is arranged in the space between longitudinal reinforcement.Pipeline includes electric line, water pipeline etc..
S5 is after the completion of horizontal, longitudinal reinforcement is laid with and equipment installation is laid, between the both sides longitudinal direction floor of prestressed slab
Concreting groove in casting concrete, concrete should be made to fill up between transverse steel and mounting hole in casting process
Gap makes mounting hole inner concrete and longitudinal floor form pin effect, can reinforce the globality of superstructure after overlapping in this way, guarantee
Rear superstructure surfacing, superstructure are poured without cavity or dent, does not influence next stage construction.
S6 conserves the superposed floor after casting concrete, forms a kind of assembled integral building cover structure.
This construction method is a kind of construction method for first assembling after-pouring, since prestressed slab has enough support strengths,
When carrying out after-pouring, floor temporary support that no setting is required is poured in the concrete groove directly on prestressed slab, this
Sample mounts and dismounts the unproductive time of temporary support when can significantly save construction, save construction formwork, accelerate construct into
Degree, and then achieve the purpose that reduce construction cost.
Although disclosing the embodiment of the present invention and attached drawing for the purpose of illustration, those skilled in the art can be managed
Solution: do not departing from the present invention and spirit and scope of the appended claims in, various substitutions, changes and modifications be all it is possible,
Therefore, the scope of the present invention is not limited to the embodiment and attached drawing disclosure of that.
Claims (3)
1. a kind of novel superposed superstructure suitable for steel construction H profile steel beam, it is characterised in that: the novel superposed superstructure is by H-type
Girder steel, the prestressed slab being supported between H profile steel beam, the transverse steel being layed on prestressed slab and vertical concrete steel muscle, pour in
Concrete folding on prestressed slab forms;
The transverse direction that prestressed slab is arranged in prestressed slab body lower part both ends along plate width direction by prestressed slab ontology, formed by integrally casting
Floor and formed by integrally casting are constituted in longitudinal floor that two edge plate length direction of prestressed slab body upper part is arranged;Both ends are horizontal ribbed
It is arranged in symmetrical outer incline, the horizontal ribbed oblique cutting respectively at both ends enters the inside between the upper lower flange of corresponding end H profile steel beam
Space and the inner surface of horizontal ribbed lower end surface and lower flange fit fixation;Being prefabricated on the floor of two sides longitudinal direction can be used as
Reinforcing bar installs the mounting hole with line layout, and mounting hole is oppositely arranged one by one;The transverse steel is threaded onto mounting hole, institute
It states longitudinal reinforcement to be layed between the floor of both sides longitudinal direction, concreting groove is constituted between the floor of both sides longitudinal direction, concrete pours
It builds and fills and leads up in concreting groove, and the aperture of mounting hole is greater than the diameter of transverse steel, in mounting hole and row steel
Concrete is filled in the fit clearance of muscle.
2. the novel superposed superstructure according to claim 1 suitable for steel construction H profile steel beam, it is characterised in that: described vertical
To floor using lateral surface in the trapezoidal rib structure faced directly.
3. a kind of construction method of the novel superposed superstructure suitable for steel construction H profile steel beam, which is characterized in that the construction method
It is the construction carried out for the novel superposed superstructure described in claim 1 suitable for steel construction H profile steel beam, construction procedure are as follows:
S1 precast prestressed plate in the factory;
S2 arranges the H profile steel beam for placing prestressed slab at the construction field (site), guarantees H profile steel lower flange of girder edge surface cleaning no-sundries;
S3 lifts prestressed slab to construction site predetermined position, is inserted into both ends respectively for the both ends of prestressed slab are horizontal ribbed
In the H profile steel beam of corresponding position, horizontal ribbed lower end is made to be bonded H profile steel lower flange of girder edge upper surface, multiple prestressed slab installations
It keeps smooth after splicing to be completely embedded seamless and plate and contact with plate well;
S4 is inserted into transverse steel in the mounting hole on longitudinal floor, in the case where transverse direction needs to lay pipeline, one
Mounting hole is divided to can be used as routing hole use;Longitudinal reinforcement is arranged between longitudinal floor and is fixed, and needs to lay pipeline longitudinally
In the case where, equipment installation is arranged in the space between longitudinal reinforcement;
S5 is mixed between the both sides longitudinal direction floor of prestressed slab after the completion of horizontal, longitudinal reinforcement is laid with and equipment installation is laid
Solidifying soil pours casting concrete in groove, concrete should be made to fill up the seam between transverse steel and mounting hole in casting process
Gap makes mounting hole inner concrete and longitudinal floor form pin effect;
S6 conserves the superposed floor after casting concrete, forms a kind of assembled integral building cover structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910083808.3A CN109667376B (en) | 2019-01-29 | Novel superposed floor system suitable for H-shaped steel beam of steel structure and construction method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910083808.3A CN109667376B (en) | 2019-01-29 | Novel superposed floor system suitable for H-shaped steel beam of steel structure and construction method thereof |
Publications (2)
Publication Number | Publication Date |
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CN109667376A true CN109667376A (en) | 2019-04-23 |
CN109667376B CN109667376B (en) | 2024-04-26 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111197371A (en) * | 2020-01-10 | 2020-05-26 | 赵玉玲 | Prefabricated coincide floor of prestressing force sheet metal assembled |
CN112554403A (en) * | 2020-10-26 | 2021-03-26 | 江苏纬信工程咨询有限公司 | FRP concrete I-shaped combined member and implementation method thereof |
CN113027026A (en) * | 2021-04-02 | 2021-06-25 | 青岛腾远设计事务所有限公司 | Inverted U-shaped prestress laminated floor slab and installation method thereof |
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Cited By (4)
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CN111197371A (en) * | 2020-01-10 | 2020-05-26 | 赵玉玲 | Prefabricated coincide floor of prestressing force sheet metal assembled |
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CN112554403A (en) * | 2020-10-26 | 2021-03-26 | 江苏纬信工程咨询有限公司 | FRP concrete I-shaped combined member and implementation method thereof |
CN113027026A (en) * | 2021-04-02 | 2021-06-25 | 青岛腾远设计事务所有限公司 | Inverted U-shaped prestress laminated floor slab and installation method thereof |
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