CN109372099A - A kind of assembling type steel structure Staggered-truss System and construction method - Google Patents
A kind of assembling type steel structure Staggered-truss System and construction method Download PDFInfo
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- CN109372099A CN109372099A CN201811456512.3A CN201811456512A CN109372099A CN 109372099 A CN109372099 A CN 109372099A CN 201811456512 A CN201811456512 A CN 201811456512A CN 109372099 A CN109372099 A CN 109372099A
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- Prior art keywords
- truss
- steel structure
- steel
- staggered
- boom
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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
- 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
- E04B1/19—Three-dimensional framework structures
-
- 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
- E04B1/19—Three-dimensional framework structures
- E04B1/1903—Connecting nodes specially adapted therefor
-
- 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
-
- 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
- E04B1/19—Three-dimensional framework structures
- E04B2001/1924—Struts specially adapted therefor
-
- 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
- E04B1/19—Three-dimensional framework structures
- E04B2001/1978—Frameworks assembled from preformed subframes, e.g. pyramids
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The present invention provides a kind of assembling type steel structure Staggered-truss System and construction method, including multiple steel structure truss, multiple steel structure frame columns, multiple steel framework beams and multiple assembled integral laminated floor slabs, the upper end of the steel structure truss is welded with top boom, the lower weld of the steel structure truss has lower boom, and the lower end two sides of the steel structure truss stretch out in the bottom end surface of lower boom, the lower end two sides of the steel structure truss are welded under a truss and hang supporting beam；Supporting beam is hung by being arranged under truss under the lower boom of every layer of truss, by the pulling force between script floor and truss lower edge, shifts the pressure between floor and the supporting beam, floorslab concrete is avoided to cause to crack because under tension is more than tensile strength.Of the invention is structurally reasonable, easy for construction, and solves the problems, such as that concrete floor under tension is easy to produce crack or even is broken in the assembling type steel structure staggered truss.
Description
Technical field
The present invention relates to construction engineering technical field, specially a kind of assembling type steel structure Staggered-truss System and construction party
Method.
Background technique
Assembling type steel structure staggered truss is a kind of novel structural system, and being primarily adapted for use in structural plan is rectangle or circle
The building such as the multilayer of arc and high-rise residential houses, office building, is made of, truss leg cloth frame column, transverse plane truss and floor
It sets in the periphery in house, no center pillar.The height of truss is identical as story height, and span is identical as the structure width of building, truss
Both ends are supported on external surrounding frame trestle, and along short transverse, truss is upper and lower level interlaced arrangement on adjacent frame trestle.In adjacent purlin
Between frame, floor plates one end is supported on the top boom of next layer plane truss, and the other end is supported on the lower boom of one layer of truss
On.
Assembling type steel structure staggered truss loading characteristic is as follows: top vertical load is transmitted to steel framework beam by floor
With the chord member of truss, under horizontal loads, shearing passes to truss by floor and winds up, then is transmitted to by truss web
Then truss lower edge is connect with floor and steel framework beam by truss lower edge and is transferred to lower plywood, finally circuited sequentially
It is transmitted to basis.
Since concrete tensile strength is very low, only about 1/10 to 1/20 or so of its compression strength, but in the assembled
In steel staggered truss system, the interaction force between floor and the lower boom of upper one layer of truss is pulling force, makes concrete floor
Crack is easy to produce even to be broken.
Summary of the invention
It is an object of the invention to solve the coagulation mentioned above in the background art in assembling type steel structure staggered truss
The problem of Tulou plate under tension is easy to produce crack or even is broken.
To achieve the above object, the present invention provides a kind of assembling type steel structure Staggered-truss System, and the steel construction interlocks
Girder system includes multiple steel structure truss, multiple steel structure frame columns, multiple steel framework beams and multiple assembled integrals
Laminated floor slab, the upper end of the steel structure truss are welded with top boom, and the lower weld of the steel structure truss has lower boom, and
The lower end two sides of the steel structure truss stretch out in the bottom end surface of lower boom, and the lower end two sides of the steel structure truss are welded with
Supporting beam is hung under one truss, and an assembly has been respectively fixedly connected between the top boom and lower boom of each steel structure truss
The opposite sides of monoblock type laminated floor slab, the assembled integral laminated floor slab is fixedly connected with steel framework beam, the steel
Structural frames trestle is vertically arranged in Staggered Truss Frame System, and the equidistant bolt weldering mixing of the side wall of the steel structure frame column connects
Adjacent steel structure truss is connect, the side wall of the steel structure frame column is equidistant to be fixedly connected with steel framework beam, the steel knot
The both ends of structure Vierendeel girder with steel structure frame stud welding Hybrid connections.
Preferably, the steel structure truss includes top boom, lower boom and is fixedly connected respectively with top boom, lower boom
Gusset plate, the gusset plate are fixedly connected with diagonal web member.
Preferably, the steel structure frame column uses H profile steel column, and pours and be inoculated with concrete filled steel tube, the steel structure frame
The minimum side length of column radial section is at 400 millimeters or more, and the depth-width ratio in section is not more than 2, the wall of the steel structure frame column
For thickness at 10 millimeters or more, the spacing of the steel structure frame column is the 1/2 of adjacent truss span length.
Preferably, the steel framework beam uses H profile steel column.
Preferably, the assembled integral laminated floor slab includes prefabricated board and cast-in-situ steel reinforced concrete layer, the prefabricated board
With a thickness of 60~80 millimeters, the assembled integral laminated floor slab thickness be greater than 120 millimeters.
Preferably, the steel structure truss uses monocline rod-type web member structure, the top boom and lower boom and steel construction
The junction of truss is welded with a gusset plate, and two gusset plates are welded with a diagonal web member, and the diagonal web member passes through
Gusset plate is connected and fixed with top boom and lower boom, and the inclination angle of the diagonal web member is 45 °~60 °.
Preferably, diagonal web member is not provided in the steel structure truss in every layer of middle position around gusset plate.
The invention also discloses a kind of construction methods of assembling type steel structure Staggered-truss System, including following implementation to walk
It is rapid:
Step 1 determines structure axis arranged type steel column according to building and load situation, so that it is determined that building span, obtains
To the number of combinations of steel structure truss；
Step 2 determines the quantity for hanging supporting beam under truss according to the quantity of steel structure truss, and supports hanging under truss
The lower end of lower boom is arranged in beam, and mutually welds with the lower end two sides of steel structure truss；
Steel framework beam is riveted on steel structure frame column, when steel framework beam is fixed by step 3 by bolt
It is welded again with steel structure frame column after the completion；
Steel structure truss is layered and lifts and be riveted on steel structure frame column by bolt, when steel construction purlin by step 4
It is welded again with steel structure frame column after the completion of frame is fixed；
Lower support scaffolding steel pipe or Special support is arranged in the pre-installed position of assembled integral laminated floor slab in step 5
Structural system, then the prefabricated board for being layered lifting assembled integral laminated floor slab and the assembling reinforcement after lifting is in place, acceptance(check)
It is layered the secondary concrete layer for pouring flooring afterwards.
It is compared with prior art, the present invention having the following advantages and benefits:
The assembling type steel structure Staggered-truss System and construction method, by the way that truss is arranged under the lower boom of every layer of truss
Pulling force between script floor and truss lower edge is shifted the pressure between floor and the supporting beam, avoided by lower extension supporting beam
Floorslab concrete causes to crack because under tension is more than tensile strength.
Of the invention is structurally reasonable, easy for construction, and solves the concrete building in the assembling type steel structure staggered truss
The problem of plate under tension is easy to produce crack or even is broken.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the main view of the truss of assembling type steel structure Staggered-truss System of the invention；
Fig. 3 is the signal for the section direction that the outermost truss of assembling type steel structure Staggered-truss System of the invention combines
Figure；
Fig. 4 is the section court that the outermost truss adjacent truss of assembling type steel structure Staggered-truss System of the invention combines
To schematic diagram；
In figure: extension supporting beam, 5 assembly are whole under 1 steel structure truss, 2 steel structure frame columns, 3 steel framework beams, 4 truss
Body formula laminated floor slab, 6 top booms, 7 lower booms, 8 diagonal web members, 9 gusset plates.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
With reference to the accompanying drawing and specific embodiment is further described application principle of the invention.
Embodiment one
A kind of assembling type steel structure Staggered-truss System as shown in figures 1-4, Staggered Truss Frame System includes multiple
Steel structure truss 1, multiple steel structure frame columns 2, multiple steel framework beams 3 and multiple assembled integral laminated floor slabs 5, steel knot
The upper end of structure truss 1 is welded with top boom 6, and the lower weld of steel structure truss 1 has lower boom 7, and the lower end of steel structure truss 1
Two sides stretch out in the bottom end surface of lower boom 7, and the lower end two sides of steel structure truss 1 are welded with extension supporting beam 4 under a truss, respectively
It has been respectively fixedly connected with an assembled integral laminated floor slab 5 between the top boom 6 and lower boom 7 of steel structure truss 1, has assembled whole
The opposite sides of body formula laminated floor slab 5 is fixedly connected with steel framework beam 3, and steel structure frame column 2 is vertically arranged at steel construction
In Staggered-truss System, the adjacent steel structure truss 1 of the equidistant bolted and welded connection of the side wall of steel structure frame column 2, steel construction frame
The side wall of trestle 2 is equidistant to be fixedly connected with steel framework beam 3, the both ends of steel framework beam 3 with 2 bolt of steel structure frame column
Weld Hybrid connections.
Steel structure truss 1 includes top boom 6, lower boom 7 and the gusset plate being fixedly connected respectively with top boom 6, lower boom 7
9, gusset plate 9 is fixedly connected with diagonal web member 8.
Steel structure frame column 2 uses H profile steel column, and pours and be inoculated with concrete filled steel tube, and 2 radial section of steel structure frame column is most
For small side length at 400 millimeters or more, the depth-width ratio in section is not more than 2, and the wall thickness of steel structure frame column 2 is at 10 millimeters or more, steel
The spacing of structural frames trestle 2 is the 1/2 of adjacent truss span length.
Steel framework beam 3 uses H profile steel column.
Assembled integral laminated floor slab 5 include prefabricated board and cast-in-situ steel reinforced concrete layer, prefabricated board with a thickness of 60~80
Millimeter, 5 thickness of assembled integral laminated floor slab are greater than 120 millimeters.
Steel structure truss 1 uses monocline rod-type web member structure, the junction of top boom 6 and lower boom 7 and steel structure truss 1
It is welded with a gusset plate 9, two gusset plates 9 are welded with a diagonal web member 8, and diagonal web member 8 passes through gusset plate 9 and top boom 6
It is connected and fixed with lower boom 7, the inclination angle of diagonal web member is 45 °~60 °.
Diagonal web member 8 is not provided in the steel structure truss 1 in every layer of middle position around gusset plate 9.
Embodiment two
A kind of construction method of assembling type steel structure Staggered-truss System, including following implementation steps:
Step 1 determines structure axis arranged type steel column according to building and load situation, so that it is determined that building span, obtains
To the number of combinations of steel structure truss 1；
Step 2 determines the quantity for hanging supporting beam 4 under truss according to the quantity of steel structure truss 1, and will hang branch under truss
The lower end of lower boom 7 is arranged in support beam 4, and mutually welds with the lower end two sides of steel structure truss 1；
Steel framework beam 3 is riveted on steel structure frame column 2 by step 3 by bolt, when steel framework beam 3 is solid
It is welded again with steel structure frame column 2 after the completion of fixed；
Steel structure truss 1 is layered and lifts and be riveted on steel structure frame column 2 by bolt, works as steel construction by step 4
It is welded again with steel structure frame column 2 after the completion of truss 1 is fixed；
Lower support scaffolding steel pipe or dedicated branch is arranged in the pre-installed position of assembled integral laminated floor slab 5 in step 5
Support structure system, then the prefabricated board for being layered lifting assembled integral laminated floor slab 5 and the assembling reinforcement after lifting is in place, check and accept and close
The secondary concrete layer for pouring flooring is layered after lattice.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including institute
State in the process, method, article or equipment of element that there is also other identical elements.
The above is made skilled artisans appreciate that or realizing this hair in specific embodiment party of the invention
It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (8)
1. a kind of assembling type steel structure Staggered-truss System, the Staggered Truss Frame System includes multiple steel structure truss
(1), multiple steel structure frame columns (2), multiple steel framework beams (3) and multiple assembled integral laminated floor slabs (5), feature
It is, the upper end of the steel structure truss (1) is welded with top boom (6), and the lower weld of the steel structure truss (1) has lower edge
Bar (7), and the lower end two sides of the steel structure truss (1) stretch out in the bottom end surface of lower boom (7), the steel structure truss
(1) lower end two sides are welded with extension supporting beam (4), the top boom (6) and lower edge of each steel structure truss (1) under a truss
An assembled integral laminated floor slab (5) has been respectively fixedly connected between bar (7), the assembled integral laminated floor slab (5)
Opposite sides is fixedly connected with steel framework beam (3), and the steel structure frame column (2) is vertically arranged at steel staggered truss system
In system, the adjacent steel structure truss (1) of the equidistant bolted and welded connection of side wall of the steel structure frame column (2), the steel knot
The side wall of structure frame column (2) is equidistant to be fixedly connected steel framework beam (3), the both ends of the steel framework beam (3) with
Steel structure frame column (2) bolted and welded connection.
2. a kind of assembling type steel structure Staggered-truss System according to claim 1, which is characterized in that the steel construction purlin
Frame (1) includes top boom (6), lower boom (7) and the gusset plate (9) being fixedly connected respectively with top boom (6), lower boom (7), institute
It states gusset plate (9) and is fixedly connected with diagonal web member (8).
3. a kind of assembling type steel structure Staggered-truss System according to claim 1, which is characterized in that the steel construction frame
Trestle (2) uses H profile steel column, and pours and be inoculated with concrete filled steel tube, and the minimum side length of steel structure frame column (2) radial section exists
400 millimeters or more, the depth-width ratio in section is not more than 2, and the wall thickness of the steel structure frame column (2) is described at 10 millimeters or more
The spacing of steel structure frame column (2) is the 1/2 of adjacent truss span length.
4. a kind of assembling type steel structure Staggered-truss System according to claim 1, which is characterized in that the steel construction frame
(3) are set a roof beam in place using H profile steel column.
5. a kind of assembling type steel structure Staggered-truss System according to claim 1, which is characterized in that the assembly is whole
Formula laminated floor slab (5) includes prefabricated board and cast-in-situ steel reinforced concrete layer, the prefabricated board with a thickness of 60~80 millimeters, the dress
It is greater than 120 millimeters with monoblock type laminated floor slab (5) thickness.
6. a kind of assembling type steel structure Staggered-truss System according to claim 1, which is characterized in that the steel construction purlin
Frame (1) uses monocline rod-type web member structure, and the top boom (6) and lower boom (7) and the junction of steel structure truss (1) are welded
It is connected to a gusset plate (9), two gusset plates (9) are welded with a diagonal web member (8), and the diagonal web member (8) passes through node
Plate (9) is connected and fixed with top boom (6) and lower boom (7), and the inclination angle of the diagonal web member is 45 °~60 °.
7. a kind of assembling type steel structure Staggered-truss System according to claim 1, which is characterized in that every layer of middle position
The steel structure truss (1) in be not provided with diagonal web member (8) around gusset plate (9).
8. a kind of construction method of assembling type steel structure Staggered-truss System described according to claim 1~any one of 7,
It is characterised in that it includes following implementation steps:
Step 1, according to building and load situation, determine structure axis arrange steel structure frame column (2), so that it is determined that building across
Degree, obtains the number of combinations of steel structure truss (1)；
Step 2 determines the quantity for hanging supporting beam (4) under truss according to the quantity of steel structure truss (1), and will hang branch under truss
Support beam (4) setting is mutually welded in the lower end of lower boom (7), and with the lower end two sides of steel structure truss (1)；
Steel framework beam (3) is riveted on steel structure frame column (2), when steel framework beam (3) by step 3 by bolt
It is welded again with steel structure frame column (2) after the completion of fixed；
Steel structure truss (1) is layered and lifts and be riveted on steel structure frame column (2) by bolt, work as steel construction by step 4
It is welded again with steel structure frame column (2) after the completion of truss (1) is fixed；
Lower support scaffolding steel pipe or Special support is arranged in the pre-installed position of assembled integral laminated floor slab (5) in step 5
Structural system, then the prefabricated board for being layered lifting assembled integral laminated floor slab (5) and the assembling reinforcement after lifting is in place, check and accept and close
The secondary concrete layer for pouring flooring is layered after lattice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811456512.3A CN109372099A (en) | 2018-11-30 | 2018-11-30 | A kind of assembling type steel structure Staggered-truss System and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811456512.3A CN109372099A (en) | 2018-11-30 | 2018-11-30 | A kind of assembling type steel structure Staggered-truss System and construction method |
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| Publication Number | Publication Date |
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| CN109372099A true CN109372099A (en) | 2019-02-22 |
Family
ID=65376112
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811456512.3A Pending CN109372099A (en) | 2018-11-30 | 2018-11-30 | A kind of assembling type steel structure Staggered-truss System and construction method |
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| CN (1) | CN109372099A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113187298A (en) * | 2021-04-21 | 2021-07-30 | 重庆大学 | Layered assembly type anti-seismic staggered truss structure and assembling method |
| CN114575462A (en) * | 2022-03-22 | 2022-06-03 | 东南大学建筑设计研究院有限公司 | Weave annular building structure |
| CN113187298B (en) * | 2021-04-21 | 2024-05-07 | 重庆大学 | Layered assembly type anti-seismic staggered truss structure and assembly method |
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| CN113187298A (en) * | 2021-04-21 | 2021-07-30 | 重庆大学 | Layered assembly type anti-seismic staggered truss structure and assembling method |
| CN113187298B (en) * | 2021-04-21 | 2024-05-07 | 重庆大学 | Layered assembly type anti-seismic staggered truss structure and assembly method |
| CN114575462A (en) * | 2022-03-22 | 2022-06-03 | 东南大学建筑设计研究院有限公司 | Weave annular building structure |
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