CN113622575A - Wind-resistant column and roof connecting node suitable for large-span steel structure roof - Google Patents
Wind-resistant column and roof connecting node suitable for large-span steel structure roof Download PDFInfo
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- CN113622575A CN113622575A CN202110726663.1A CN202110726663A CN113622575A CN 113622575 A CN113622575 A CN 113622575A CN 202110726663 A CN202110726663 A CN 202110726663A CN 113622575 A CN113622575 A CN 113622575A
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- steel
- wind
- roof
- gable
- resistant column
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 154
- 239000010959 steel Substances 0.000 title claims abstract description 154
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 230000002411 adverse Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 108700041286 delta Proteins 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- E04B7/00—Roofs; Roof construction with regard to insulation
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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
- E04B1/342—Structures covering a large free area, whether open-sided or not, e.g. hangars, halls
-
- 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
- E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
- E04B1/344—Structures characterised by movable, separable, or collapsible parts, e.g. for transport with hinged parts
- E04B1/3441—Structures characterised by movable, separable, or collapsible parts, e.g. for transport with hinged parts with articulated bar-shaped elements
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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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5806—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile
- E04B1/5812—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile of substantially I - or H - form
-
- 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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B2001/5868—Hinged connections
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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 relates to the technical field of constructional engineering design, and particularly discloses a wind-resistant column and roof connecting node suitable for a large-span steel structure roof, which comprises a steel connecting rod arranged between a steel roof truss and a steel gable wind-resistant column; and two ends of the steel connecting rod are respectively and rotatably connected with the steel roof truss and the steel gable wind-resistant column. The gable column deformation-preventing reinforcing method disclosed by the invention is suitable for a large-span steel structure, can meet the requirement that the stress of the steel gable wind-resistant column is transferred to a roof truss system under the condition of large deformation of the roof truss, and meanwhile, the steel gable wind-resistant column cannot limit the deformation of the roof truss.
Description
Technical Field
The invention relates to the technical field of constructional engineering design, in particular to a wind-resistant column and roof connecting node suitable for a large-span steel structure roof.
Background
In the steel structure building, the connection between the wind-resistant columns and the roof truss of the steel gable wall has mature structural nodes (as shown in fig. 1-2), and the structural nodes can meet the following two requirements: firstly, can transmit wind load, seismic action etc. that steel gable anti-wind post bore to the roof truss system, secondly, the vertical load that the roof truss bore can not transmit to anti-wind post like dead weight, wind load etc. also the vertical deformation of roof truss can not receive the restriction of anti-wind post. For structures that do not span much, this type of node is applicable. Along with society and technical development in recent years, the span in steel construction workshop is bigger and bigger, reaches about 150m even, and at this moment, the roof truss will produce considerable deformation under vertical load, and simultaneously, the horizontal load that steel gable anti-wind post transmitted for the roof truss system has also surpassed the bearing capacity of traditional structure node greatly, consequently for satisfying the atress requirement of this type of large-span steel construction, need design a neotype gable post anti-deformation reinforcement method.
Disclosure of Invention
The invention aims to provide a wind-resistant column and roof connecting node suitable for a large-span steel structure roof, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a wind-resistant column and roof connecting node suitable for a large-span steel structure roof comprises a steel connecting rod arranged between a steel roof truss and a steel gable wind-resistant column; and two ends of the steel connecting rod are respectively and rotatably connected with the steel roof truss and the steel gable wind-resistant column.
As a preferable scheme of the invention, the two groups of steel connecting rods are arranged, and the two groups of steel connecting rods are respectively arranged at the upper end and the lower end of the wind-resistant column of the steel gable.
As a preferred scheme of the invention, two ends of each group of steel connecting rods are fixed with the connecting plate by pin shafts.
As a preferred scheme of the present invention, two pin shafts are provided on each set of the steel connecting rods, and the two pin shafts are respectively a first connecting pin shaft and a second connecting pin shaft.
In a preferred embodiment of the present invention, the steel roof truss and the steel gable wind-resistant column are respectively provided with a roof truss connecting plate and a gable column connecting plate at positions corresponding to the steel connecting rods.
As a preferable scheme of the invention, one end of each group of steel connecting rods is rotatably connected with the gable post connecting plate through a first connecting pin shaft, and the other end of each group of steel connecting rods is rotatably connected with the roof truss connecting plate through a second connecting pin shaft.
As a preferable aspect of the present invention, the method of installing the steel connecting rod comprises: the steel roof truss and the steel gable wind-resistant column are respectively manufactured, installed and then connected with the steel connecting rod, the gable column connecting plate and the roof truss connecting plate through the first connecting pin shaft and the second connecting pin shaft at the two ends of the steel roof truss and the steel gable wind-resistant column, and the steel roof truss and the steel gable wind-resistant column are connected through the steel connecting rod.
In a preferred scheme of the invention, when the steel roof truss generates vertical displacement under the action of vertical loads such as dead weight and wind pressure, the steel connecting rod drives the wind-resistant columns of the steel gable wall to generate horizontal displacement deformation.
As a preferable scheme of the invention, the length of the connecting node of the steel gable wind-resistant column and the steel roof truss is set, so that when the steel roof truss is subjected to large vertical deformation, the horizontal displacement of the steel gable wind-resistant column is small, and the adverse effect on the steel gable wind-resistant column when the steel roof truss is subjected to large deformation is reduced.
Compared with the prior art, the invention has the beneficial effects that:
the invention discloses a wind-resistant column and roof connecting node suitable for a large-span steel structure roof, which is suitable for a large-span steel structure, can meet the requirement of transmitting the stress of a wind-resistant column of a steel gable to a roof truss system under the condition of large deformation of a roof truss, and meanwhile, the wind-resistant column of the steel gable can not limit the deformation of the roof truss.
Drawings
FIG. 1 is a schematic overall structure diagram of a conventional roof truss and gable column connection structure node I;
FIG. 2 is a schematic overall structure diagram of a second conventional roof truss and gable column connection structure node;
FIG. 3 is a schematic view of the overall structure of the present invention;
FIG. 4 is a schematic view of a specific installation structure of the steel connecting rod of the present invention;
FIG. 5 is a mechanical mechanism analysis diagram of the present invention.
In the figure: 1. a steel roof truss; 2. a steel gable wind-resistant column; 3. a steel connecting rod; 4. a first connecting pin shaft; 5. a second connecting pin shaft; 6. a roof truss connecting plate; 7. gable post connecting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 3-5, the present invention provides a technical solution: a wind-resistant column and roof connecting node suitable for a large-span steel structure roof comprises a steel connecting rod 3 arranged between a steel roof truss 1 and a steel gable wind-resistant column 2; two ends of the steel connecting rod 3 are respectively connected with the steel roof truss 1 and the steel gable wind-resistant column 2 in a rotating way.
Further, the steel connecting rods 3 are provided with two groups, and the two groups of steel connecting rods 3 are respectively arranged at the upper end and the lower end of the wind-resistant column 2 of the steel gable wall.
Furthermore, both ends of each group of steel connecting rods 3 are fixed with the connecting plate by pin shafts.
Furthermore, two pin shafts are arranged on each group of steel connecting rods 3, namely a first connecting pin shaft 4 and a second connecting pin shaft 5.
Further, the steel roof truss 1 and the steel gable wind-resistant column 2 are respectively provided with a roof truss connecting plate 6 and a gable column connecting plate 7 at positions corresponding to the steel connecting rod 3.
Furthermore, one end of each group of steel connecting rods 3 is rotatably connected with the gable column connecting plate 7 through a first connecting pin shaft 4, and the other end of each group of steel connecting rods 3 is rotatably connected with the roof truss connecting plate 6 through a second connecting pin shaft 5.
Further, the installation method of the steel connecting rod 3 is as follows: the steel roof truss 1 and the steel gable wind-resistant column 2 are manufactured, installed and then provided with the steel connecting rod 3 respectively, the first connecting pin shaft 4 and the second connecting pin shaft 5 at the two ends of the steel roof truss are connected with the gable column connecting plate 7 and the roof truss connecting plate 6 respectively, and the steel roof truss 1 and the steel gable wind-resistant column 2 are connected through the steel connecting rod 3.
Further, when the steel roof truss 1 generates vertical displacement under the action of vertical load such as dead weight and wind pressure, the steel connecting rod 3 drives the steel gable wind-resistant column 2 to generate horizontal displacement deformation.
Further, the steel gable wind-resistant post 2 is through setting for the length of steel connecting rod 3 with the connected node of steel roof truss 1 for when steel roof truss 1 takes place great vertical deformation, the level of steel gable wind-resistant post 2 is less to the displacement, thereby reduces steel roof truss 1 and takes place the adverse effect to steel gable wind-resistant post 2 when great deformation.
The working principle is as follows: this scheme is at steel roof truss 1 and steel gable anti-wind post 2 and is makeed the installation respectively and accomplish back installation steel connecting rod 3, is connected with gable post connecting plate 7, roof truss connecting plate 6 respectively through the first connecting pin axle 4 and the second connecting pin axle 5 at its both ends, is connected the completion with steel gable anti-wind post 2 through steel connecting rod 3 with steel roof truss 1.
The operation mechanism of the structural joint of the steel connecting rod 3 is as follows: under vertical load such as wind load, effect such as dead weight, steel roof truss 1 produces vertical displacement delta 1, it warp delta 2 to the displacement to drive steel gable anti-wind post 2 through steel connecting rod 3 to take place the level, derive through the formula that the lower graph shows, it is very little to know delta 2/delta 1 numerical value, also when steel roof truss 1 takes place great displacement delta 1, the level of steel gable anti-wind post 2 is still less to displacement delta 2's numerical value, this numerical value is in steel gable anti-wind post 2's normal operating range, and then can not lead to steel gable anti-wind post 2 internal force to take place great change.
The derivation formula is as follows:
∴
although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a wind-resistant post and room lid connected node suitable for large-span steel construction room lid, its characterized in that: the method comprises the steps that a steel connecting rod (3) is arranged between a steel roof truss (1) and a steel gable wind-resistant column (2); and two ends of the steel connecting rod (3) are respectively rotatably connected with the steel roof truss (1) and the steel gable wind-resistant column (2).
2. The wind-resistant column and roof connection node suitable for the large-span steel structure roof of claim 1, which is characterized in that: the steel connecting rods (3) are provided with two groups, and the two groups of steel connecting rods (3) are respectively arranged at the upper end and the lower end of the wind-resistant column (2) of the steel gable wall.
3. The wind-resistant column and roof connection node suitable for the large-span steel structure roof of claim 1, which is characterized in that: and two ends of each group of steel connecting rods (3) are fixed with the connecting plate by pin shafts.
4. The wind-resistant column and roof connection node suitable for the large-span steel structure roof of claim 1, which is characterized in that: and two pin shafts on each group of steel connecting rods (3) are respectively a first connecting pin shaft (4) and a second connecting pin shaft (5).
5. The wind-resistant column and roof connection node suitable for the large-span steel structure roof of claim 1, which is characterized in that: and the steel roof truss (1) and the steel gable wind-resistant column (2) are respectively provided with a roof truss connecting plate (6) and a gable column connecting plate (7) in positions corresponding to the steel connecting rod (3).
6. The wind-resistant column and roof connection node suitable for the large-span steel structure roof of claim 1, which is characterized in that: one end of each group of steel connecting rods (3) is rotatably connected with the gable column connecting plate (7) through a first connecting pin shaft (4), and the other end of each group of steel connecting rods (3) is rotatably connected with the roof truss connecting plate (6) through a second connecting pin shaft (5).
7. The wind-resistant column and roof connection node suitable for the large-span steel structure roof of claim 1, which is characterized in that: the installation method of the steel connecting rod (3) is as follows: steel roof truss (1) and steel gable anti-wind post (2) are made respectively and are installed after installation and steel connecting rod (3) are installed, first connecting pin (4) and second connecting pin (5) through its both ends are connected with gable post connecting plate (7) and roof truss connecting plate (6) respectively, and steel roof truss (1) and steel gable anti-wind post (2) are connected through steel connecting rod (3) and are accomplished.
8. The wind-resistant column and roof connection node suitable for the large-span steel structure roof of claim 1, which is characterized in that: when the steel roof truss (1) generates vertical displacement under the action of vertical load, the steel connecting rod (3) drives the steel gable wind-resistant column (2) to generate horizontal displacement deformation.
9. The wind-resistant column and roof connection node suitable for the large-span steel structure roof of claim 1, which is characterized in that: the steel gable wind-resistant column (2) and the connecting node of the steel roof truss (1) are connected through the length of the steel connecting rod (3), so that when the steel roof truss (1) is subjected to large vertical deformation, the horizontal direction of the steel gable wind-resistant column (2) is small in displacement, and adverse effects on the steel gable wind-resistant column (2) when the steel roof truss (1) is subjected to large deformation are reduced.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2021102535453 | 2021-03-09 | ||
| CN202110253545 | 2021-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113622575A true CN113622575A (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110726663.1A Pending CN113622575A (en) | 2021-03-09 | 2021-06-29 | Wind-resistant column and roof connecting node suitable for large-span steel structure roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113622575A (en) |
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2021
- 2021-06-29 CN CN202110726663.1A patent/CN113622575A/en active Pending
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