CN115387481A - Beam column connecting node of modular steel structure building - Google Patents
Beam column connecting node of modular steel structure building Download PDFInfo
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- CN115387481A CN115387481A CN202211353296.6A CN202211353296A CN115387481A CN 115387481 A CN115387481 A CN 115387481A CN 202211353296 A CN202211353296 A CN 202211353296A CN 115387481 A CN115387481 A CN 115387481A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 475
- 239000010959 steel Substances 0.000 title claims abstract description 475
- 239000011159 matrix material Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 9
- 238000003466 welding Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 239000003351 stiffener Substances 0.000 description 6
- 238000005452 bending Methods 0.000 description 4
- 238000005034 decoration Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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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
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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
- E04B1/5825—Connections for building structures in general of bar-shaped building elements with a closed cross-section
- E04B1/5831—Connections for building structures in general of bar-shaped building elements with a closed cross-section of substantially rectangular form
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
- E04C3/08—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal with apertured web, e.g. with a web consisting of bar-like components; Honeycomb girders
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/32—Columns; Pillars; Struts of metal
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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
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The application relates to the technical field of modular construction, and provides a beam column connecting node of a modular steel structure building. The beam column connecting node of the modular steel structure building comprises at least one square steel pipe column, at least one side wall surface of the square steel pipe column is perpendicularly connected with a channel steel beam, the channel steel beam is provided with an ear plate and I-shaped steel between the square steel pipe columns, one end of the ear plate is connected with the channel steel beam, the other end of the ear plate is connected with one end of the I-shaped steel, the other end of the I-shaped steel is connected with the square steel pipe column, a first bolt hole is formed in the I-shaped steel, and a second bolt hole matched with the first bolt hole is formed in the ear plate. According to the beam column connected node of modularization steel construction building of this application embodiment, realized the high-speed joint between the beam column, improved efficiency, ensured the connection accuracy, and joint strength is high, has realized dismantling between the beam column, the maintenance and the dismantlement in the later stage of being convenient for.
Description
Technical Field
The application relates to the technical field of modular buildings, in particular to a beam column connecting node of a modular steel structure building.
Background
The modular steel structure building means: the method comprises the steps of dividing a traditional house into building module units by taking a single room in space, integrally designing a structural system, a maintenance system, an interior system and an equipment pipeline system in the building, completing the connection of prefabrication and interior decoration of all structural parts of the module units, such as a main body structure, a floor slab, a ceiling and a wall plate, and transporting the building module units to the site for stacking and connecting after the completion to form a complete building.
As a new realization form of building industrialization, the modularized steel structure building has the outstanding advantages of environmental protection, excellent quality, high construction efficiency, energy conservation and the like. The modular steel structure building is a highly integrated assembly type building and has wide market prospect. The modular unit has the variety, can carry out the flexibility design according to the functional requirement of building and the design requirement of structure, and modular building is because its particularity, when the equipment, will realize the connection of two spinal columns four roof beams in node, or the connection of four spinal columns eight roof beams in node, even the connection of eight spinal columns sixteen roof beams in node, and it is complicated to construct than traditional steel construction node.
The connection of the nodes is a key technology of the modular building, and has the advantages of safety, reliability, strong integrity, simple structure and convenient construction. The stress of the connection between the module units is complex, the reliability directly influences the overall performance of the structure, the structure is a key part of the modular steel structure building design, and the modular steel structure building design has the advantages of strong integrity, reasonable structure, reliable force transmission and convenience in construction and detection.
Most of the current beam columns are of concrete structures or one of the concrete structures is a steel structure, the other one is a steel structure, and then the connection between the beam columns is mainly realized through modes such as welding or concrete pouring, more time and labor are needed to be consumed, the efficiency is low, the disassembly is difficult, the connection strength is lower, the deviation is easy to occur during welding or concrete pouring, and the connection precision is difficult to guarantee.
Disclosure of Invention
The present application is directed to solving at least one of the technical problems occurring in the related art. For this, this application provides a beam column connected node of modularization steel construction building, has realized the high-speed joint between the beam column, has improved efficiency, has ensured the connection precision, and joint strength is high, has realized dismantling between the beam column, the maintenance and the dismantlement in the later stage of being convenient for.
According to beam column connected node of modularization steel construction building of this application embodiment, including at least one square steel tubular column, at least one side wall surface of square steel tubular column is connected with the channel beam perpendicularly, the channel beam with be provided with otic placode and I-steel between the square steel tubular column, the one end of otic placode with the channel beam is connected, the other end of otic placode with the one end of I-steel is connected, the other end of I-steel with the square steel tubular column is connected, wherein, be provided with first bolt hole on the I-steel, be provided with on the otic placode with first bolt hole assorted second bolt hole.
According to the beam column connection node of the modular steel structure building, one end of the lug plate is fixedly installed on the channel steel beam, the other end of the I-shaped steel is fixedly installed on the square steel pipe column, then the channel steel beam is moved, the lug plate on the channel steel beam is moved to the I-shaped steel position of the square steel pipe column, the first bolt hole and the second bolt hole are aligned, then the bolts are inserted into the first bolt hole and the second bolt hole, the lug plate and the I-shaped steel are fixedly connected together, the square steel pipe column and the channel steel beam are fixedly connected together through positioning of the lug plate and the I-shaped steel, the beam column is prevented from being connected in a welding or concrete pouring mode, quick connection between the beam columns is achieved, efficiency is improved, situations such as deviation during welding error or concrete pouring are avoided, connection accuracy is ensured, the channel steel beam and the square steel pipe column are connected through the lug plate and the I-shaped steel, and connection strength is improved. When channel beam and square steel tubular column are dismantled to needs, take out the bolt from first bolt hole and second bolt hole for no longer fixed connection between otic placode and the I-steel, and then channel beam no longer with square steel tubular column fixed connection, realized dismantling between the beam column, be convenient for the maintenance and the dismantlement in later stage.
According to an embodiment of the application, the otic placode includes first connecting plate and second connecting plate, first connecting plate is including relative first lateral wall face and the second lateral wall face that sets up, first lateral wall face with channel beam fixed connection, the second connecting plate with the perpendicular fixed connection of second lateral wall face, the I-steel with second connecting plate fixed connection, be provided with on the second connecting plate the second bolt hole.
According to an embodiment of the application, the I-steel includes first web, the both ends of first web are the first pterygoid lamina of fixedly connected with respectively, first web with first pterygoid lamina respectively with square steel tubular column fixed connection, be provided with on the first web first bolt hole.
According to an embodiment of the application, be provided with triangle-shaped stiffening rib on the girder steel of groove, one of them side of triangle-shaped stiffening rib with otic placode fixed connection, the another side of triangle-shaped stiffening rib with girder steel of groove fixed connection.
According to an embodiment of the application, the channel steel roof beam includes the second web, the both ends difference fixedly connected with second pterygoid lamina and the third pterygoid lamina of second web, second web department is provided with the opposite sex stiffening rib, the opposite sex stiffening rib first end with second pterygoid lamina fixed connection, the opposite sex stiffening rib second end with third pterygoid lamina fixed connection.
According to an embodiment of the application, the beam column connected node of modularization steel construction building includes two the square steel pipe column, two one of them lateral wall face of square steel pipe column is laminated mutually, two on the square steel pipe column the channel steel roof beam is parallel to each other and the butt, be provided with a plurality of third bolt holes on the square steel pipe column.
According to an embodiment of the application, the end face, close to the other square steel pipe column, of the i-steel on one square steel pipe column is located on the same plane as the connecting face of the two square steel pipe columns.
According to an embodiment of the application, be connected with two on the square steel tubular column perpendicularly the channel steel beam, two the channel steel beam respectively with two adjacent lateral wall face fixed connection of square steel tubular column, two the channel steel beam is mutually perpendicular.
According to an embodiment of the application, the channel steel beams on the two square steel pipe columns are perpendicular to each other, the channel steel beam on one of the square steel pipe columns is parallel to the connecting surfaces of the two square steel pipe columns, and the channel steel beam on the other square steel pipe column is perpendicular to the connecting surfaces of the two square steel pipe columns.
According to an embodiment of the application, the beam column connected node of modularization steel construction building includes that four are matrix distribution the square steel tubular column, each all be provided with on two adjacent lateral wall faces of square steel tubular column the girder steel, two other adjacent lateral wall faces respectively with the difference the lateral wall face butt of square steel tubular column, adjacent two on the square steel tubular column the girder steel is parallel to each other and fixed connection together.
Additional aspects and advantages will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the application.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments or related technologies of the present application, the drawings needed to be used in the description of the embodiments or related technologies are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a beam-column connection node of a modular steel structure building provided in an embodiment of the present application;
fig. 2 is a schematic structural diagram of an ear plate and an i-shaped steel of a beam-column connection node of a modular steel structure building provided in an embodiment of the present application;
fig. 3 is a schematic structural diagram of a beam-column connection node of a modular steel structure building provided in an embodiment of the present application;
FIG. 4 is a schematic structural diagram of a beam-column connection node of a modular steel structure building provided by an embodiment of the application;
fig. 5 is a schematic structural diagram of a beam-column connection node of a modular steel structure building provided in an embodiment of the present application;
FIG. 6 is a schematic structural diagram of a beam-column connection node of a modular steel structure building provided by an embodiment of the application;
FIG. 7 is a schematic structural diagram of a beam-column connection node of a modular steel structure building provided by an embodiment of the application;
fig. 8 is a schematic structural diagram of a beam-column connection node of a modular steel structure building provided in an embodiment of the present application;
fig. 9 is a schematic structural diagram of a beam-column connection node of a modular steel structure building provided in an embodiment of the present application.
Reference numerals:
1. a square steel pipe column; 2. a channel steel beam; 3. an ear plate; 4. i-shaped steel; 5. steel column mounting; 6. a lower steel column;
7. a sleeve; 8. a first bolt; 9. a cover plate; 21. a triangular stiffener; 22. a second web;
23. a second wing plate; 24. a third wing plate; 25. an opposite-shaped stiffening rib; 26. a third bolt hole;
31. a second bolt hole; 32. a first connecting plate; 33. a second connecting plate; 41. a first bolt hole;
42. a first web; 43. a first wing plate; 51. a sixth bolt hole; 61. a seventh bolt hole;
71. a fourth bolt hole; 72. a fifth bolt hole; 73. an upper inner core; 74. an inner core is arranged; 75. a steel plate;
91. an eighth bolt hole; 92. ninth bolt hole.
Detailed Description
Embodiments of the present application will be described in further detail below with reference to the drawings and examples. The following examples are intended to illustrate the present application but are not intended to limit the scope of the present application.
In the description of the embodiments of the present application, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description of the embodiments of the present application and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present application, it should be noted that the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present application can be understood as specific cases by those of ordinary skill in the art.
In the embodiments of the present application, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The beam column connection node of the modular steel structure building of the present application is described below with reference to fig. 1 to 9.
The splicing method can be used for splicing positions between adjacent module units, and the module units are fixedly connected to the lug plates 3 and the I-shaped steel 4 through high-strength bolts to realize splicing; the modular unit includes structural components, decorative components, and the like, which may be prefabricated. The beam column connected node in this application mainly includes square steel tubular column 1 and girder steel in the modular unit 2. In one node, structural components of each module unit participating in the connection of the node at least comprise a vertical square steel pipe column 1 and a channel steel beam 2 perpendicular to the square steel pipe column 1, wherein one end of the channel steel beam 2 is fixedly connected with any one plane of the square steel pipe column 1; the decoration parts comprise partition walls, suspended ceilings and the like; according to the actual requirement, the decoration component is fixedly connected to the structural component. The components or parts within the modular unit are prefabricated at the factory.
According to the embodiment of the application, as shown in fig. 1 and fig. 2, the beam column connection node of the modular steel structure building comprises at least one square steel pipe column 1, at least one side wall surface of the square steel pipe column 1 is vertically connected with a channel steel beam 2, an ear plate 3 and an i-steel 4 are arranged between the channel steel beam 2 and the square steel pipe column 1, one end of the ear plate 3 is connected with the channel steel beam 2, the other end of the ear plate 3 is connected with one end of the i-steel 4, and the other end of the i-steel 4 is connected with the square steel pipe column 1, wherein a first bolt hole 41 is arranged on the i-steel 4, and a second bolt hole 31 matched with the first bolt hole 41 is arranged on the ear plate 3.
When the connecting device is used, one end of the lug plate 3 is fixedly installed on the steel channel beam 2, the other end of the I-shaped steel 4 is fixedly installed on the square steel pipe column 1, then the steel channel beam 2 is moved, the lug plate 3 on the steel channel beam 2 is moved to the I-shaped steel 4 of the square steel pipe column 1, the first bolt hole 41 is aligned with the second bolt hole 31, then bolts are inserted into the first bolt hole 41 and the second bolt hole 31, the lug plate 3 is fixedly connected with the I-shaped steel 4, the square steel pipe column 1 is fixedly connected with the steel channel beam 2 through the positioning of the lug plate 3 and the I-shaped steel 4, the beam column is prevented from being connected in a welding or concrete pouring mode, the beam column is quickly connected, the efficiency is improved, the situations of welding errors or concrete pouring are avoided, the connection accuracy is ensured, the steel channel beam 2 is connected with the square steel pipe column 1 through the lug plate 3 and the I-shaped steel 4, the steel channel beam 2 and the square steel pipe column 1 are both steel structures, and the connection strength is improved. When the channel beam 2 and the square steel pipe column 1 need to be disassembled, the bolts are taken out from the first bolt holes 41 and the second bolt holes 31, so that the lug plates 3 and the I-shaped steel 4 are not fixedly connected, the channel beam 2 is not fixedly connected with the square steel pipe column 1, the disassembly between the beam columns is realized, and the later maintenance and disassembly are facilitated.
In one embodiment of the present application, as shown in fig. 1 and 2, the ear plate 3 includes a first connecting plate 32 and a second connecting plate 33, the first connecting plate 32 includes a first side wall surface and a second side wall surface which are oppositely arranged, the first side wall surface is fixedly connected with the channel steel beam 2, the second connecting plate 33 is vertically and fixedly connected with the second side wall surface, the i-steel 4 is fixedly connected with the second connecting plate 33, and the second connecting plate 33 is provided with a second bolt hole 31. When using, with one of them lateral wall face of first connecting plate 32, second lateral wall face and the perpendicular fixed connection of second connecting plate 33 promptly for first connecting plate 32 and second connecting plate 33 fixed connection form otic placode 3, then with another lateral wall face that is relative with first lateral wall face of first connecting plate 32, second lateral wall face and channel-section steel 2 fixed connection promptly, and then with otic placode 3 fixed mounting on the channel-section steel. Remove girder steel 2 for otic placode 3 on the girder steel 2 and the 4 butts of I-steel on the square steel tubular column 1, make second bolt hole 31 on the second connecting plate 33 align with the first bolt hole 41 on the I-steel 4, insert first bolt hole 41 and second bolt hole 31 through the bolt and can be in the same place girder steel 2 and square steel tubular column 1 fixed connection, the simple operation, and can improve the mechanical properties of the node that I-steel 4 and otic placode 3 constitute.
In the embodiment of the present application, the structure of the ear plate 3 is, for example, a T-shaped structure. It should be understood that the ear plate 3 can be any other suitable structure.
In one embodiment of the application, the I-shaped steel 4 is fixed on the square steel pipe column 1 in a welding mode; the ear plate 3 is fixed on the channel steel beam 2 in a welding mode; the width of the first wing plate 43 of the I-steel 4 is equal and is consistent with the width of the flange on the channel steel beam 2, and the height of the I-steel 4 is consistent with the height of the channel steel beam 2; the width of the first connecting plate 32 in the lug plate 3 for connecting with the channel steel beam 2 is consistent with the width of the flange on the channel steel beam 2, and the height of the first connecting plate 32 in the lug plate 3 for connecting with the channel steel beam 2 is consistent with the total height of the channel steel beam 2; the height of the second connecting plate 33 of the lug plate 3 for connecting with the I-shaped steel 4 is not higher than the height of the first web 42 of the I-shaped steel 4, and the width of the second connecting plate 33 of the lug plate 3 for connecting with the I-shaped steel 4 is not more than the width of the first web 42 of the I-shaped steel 4. The connecting position of the first connecting plate 32 and the second connecting plate 33 in the ear plate 3 is at a distance which is offset outwards from the middle of the first connecting plate 32 by the width of the first web 42 of the I-shaped steel 4; after adopting this kind of structure, can realize the accurate concatenation of girder steel 2 and square steel tubular column 1 in the groove, reach structural integrity simultaneously strong, the appearance is pleasing to the eye.
In an embodiment of the present application, as shown in fig. 1 and 2, the i-steel 4 includes a first web 42, first flanges 43 are fixedly connected to two ends of the first web 42, respectively, the first web 42 and the first flanges 43 are fixedly connected to the square steel pipe column 1, and first bolt holes 41 are formed in the first web 42. When the square steel pipe column is used, the first wing plates 43 are respectively and fixedly connected to one end and the other end of the first web plate 42, the first web plate 42 and the two first wing plates 43 are fixedly connected to form the I-shaped steel 4, the first web plate 42 and the first wing plates 43 are fixedly connected with the square steel pipe column 1, the I-shaped steel 4 is fixedly installed on the square steel pipe column 1, and meanwhile the first web plate 42 is provided with the first bolt hole 41. When connecting channel girder 2 and square steel pipe column 1, align first bolt hole 41 and second bolt hole 31 to insert the bolt in first bolt hole 41 and second bolt hole 31, can be in the same place girder 2 and square steel pipe column 1 fixed connection. When the channel steel beam 2 and the square steel pipe column 1 need to be disassembled, the bolts are pulled away from the first bolt holes 41 and the second bolt holes 31, so that the channel steel beam 2 and the square steel pipe column 1 are not fixedly connected, the channel steel beam 2 can be disassembled from the square steel pipe column 1, the detachable connection of the channel steel beam 2 and the square steel pipe column 1 is realized, and the mechanical property of a node formed by the I-shaped steel 4 and the lug plates 3 can be improved.
Specifically, the common i-beam 4 and the ear plate 3 are configured to have dimensions that control the spacing between the two modular units.
In the embodiment of the present application, the first web 42 and the first wing plate 43 are integrally formed. It should be understood that the first web 42 and the first wing 43 may be fixedly connected together by any other suitable means.
In one embodiment of the present application, as shown in fig. 1, 2 and 3, a triangular stiffener 21 is provided on the channel steel beam 2, one side of the triangular stiffener 21 is fixedly connected to the lug plate 3, and the other side of the triangular stiffener 21 is fixedly connected to the channel steel beam 2. When using, through set up triangle-shaped stiffening rib 21 on channel steel roof beam 2, make triangle-shaped stiffening rib 21 respectively with otic placode 3 and channel steel roof beam 2 fixed connection, realize being connected through the node that otic placode 3 and I-steel 4 constitute between channel steel roof beam 2 and the square steel tubular column 1 simultaneously, and then triangle-shaped stiffening rib 21 can effectual transmission otic placode 3 and the power that the node that the I-steel 4 constitutes received, make overall structure more firm, mechanical properties is better, can improve rigidity and the intensity of being connected between channel steel roof beam 2 and the square steel tubular column 1, make the node can reach the bending resistance, tensile and the mechanical properties requirement that shears, it is strong clear to pass power way, it is reliable to pass power.
In the embodiment of the present application, the triangular stiffener 21 is, for example, a right triangle, in which one of the right-angled sides is fixedly connected to the ear plate 3, and the other right-angled side is fixedly connected to the channel steel beam 2. It should be understood that the triangular stiffeners 21 may be any other suitable structure.
In one embodiment of the present application, as shown in fig. 1, 2 and 3, the channel steel beam 2 includes a second web 22, two ends of the second web 22 are fixedly connected with a second wing plate 23 and a third wing plate 24 respectively, the second web 22 is provided with an opposite-type stiffening rib 25, a first end of the opposite-type stiffening rib 25 is fixedly connected with the second wing plate 23, and a second end of the opposite-type stiffening rib 25 is fixedly connected with the third wing plate 24. When using, set up the heterotypic stiffening rib of a plurality of vertical settings in second web 22 department, heterotypic stiffening rib is connected with second pterygoid lamina 23 and third pterygoid lamina 24 simultaneously, can effectual reinforcing channel steel roof beam 2's overall stability, has improved the antitorque ability of channel steel roof beam 2 bending resistance, and heterotypic stiffening rib can also be used for connecting beam structures such as secondary beam for the connection convenient and fast more between the different structures.
In an embodiment of the present application, as shown in fig. 3, the beam-column connection node of the modular steel structure building includes two square steel pipe columns 1, one of the side wall surfaces of the two square steel pipe columns 1 is attached to each other, the channel beams 2 on the two square steel pipe columns 1 are parallel to each other and abutted against each other, and the channel beams 2 are provided with a plurality of third bolt holes 26. When using, set up two square steel-pipe columns 1 side by side, and make one of them lateral wall face of two square steel-pipe columns 1 laminate mutually, equal fixedly connected with girder steel in the trough on two square steel-pipe columns 1 2, girder steel in the trough on two square steel-pipe columns 1 is parallel to each other and the butt of each other, pass the third bolt hole 26 on two girder steel in the trough 2 through fasteners such as bolts, and then can be in the same place two girder steel in the trough 2 fixed connection, make also more firm of connection between two square steel-pipe columns 1.
In the embodiment of the application, as shown in fig. 4, the channel steel beams 2 on two square steel pipe columns 1 may also be perpendicular to each other, the channel steel beam 2 on one square steel pipe column 1 is parallel to the connecting surfaces of the two square steel pipe columns 1, and the channel steel beam 2 on the other square steel pipe column 1 is perpendicular to the connecting surfaces of the two square steel pipe columns 1. When using, align and closely laminate the square steel pipe column 1 of two adjacent modular unit of same horizontal plane along the horizontal direction, the girder steel 2 of two modular unit aligns or mutually perpendicular along the horizontal direction, and girder steel 2 and square steel pipe column 1 constitute a node, can satisfy the mechanical properties and the stability requirement of node, and according to the engineering user demand, node quantity can be for 1 to 8.
In the embodiment of the application, as shown in fig. 4, when the vertical planes where the channel steel beams 2 on two square steel pipe columns 1 arranged side by side are perpendicular to each other, that is, the channel steel beams 2 on the two square steel pipe columns 1 are perpendicular to each other, the side wall surface of one of the square steel pipe columns 1 connected to the i-steel 4 is perpendicular to the connecting surface of the two square steel pipe columns 1, and the side wall surface of the other square steel pipe column 1 connected to the i-steel 4 is the opposite surface of the connecting surface of the two square steel pipe columns 1. When using, will be located the I-steel 4 fixed connection on the square steel pipe column 1 on right side on the plane of two square steel pipe columns 1 concatenation faces of perpendicular to, will be located the I-steel 4 fixed connection on left square steel pipe column 1 at the mirror image plane of concatenation face, promptly with the concatenation cotton on the face relative, channel beam 2 and otic placode 3 are fixed a position the concatenation through I-steel 4, after adopting this kind of structure, can realize different engineering demands, it is convenient to dismantle, the maintenance of being convenient for, structural integrity is strong. The node can meet the requirements of bending resistance, tensile strength and shearing resistance on mechanical properties, and has clear force transmission path and reliable force transmission.
In one embodiment of the present application, an end surface of the i-steel 4 on one of the square steel pipe columns 1, which is close to the other square steel pipe column 1, is on the same plane as a connecting surface of the two square steel pipe columns 1. When using, set up two square steel-pipe column 1 side by side, the left end edge line that is located the I-steel 4's of right side first pterygoid lamina 43 is in same straight line with the sideline on the leftmost side of right side square steel-pipe column 1, the right-hand member edge line that is located the first pterygoid lamina 43 of left I-steel 4 is in same straight line with the sideline on the rightmost side of left side square steel-pipe column 1, the left end face of the I-steel 4 on the square steel-pipe column 1 of right side and the face of being connected between two square steel-pipe columns 1 are in the coplanar, the right-hand member face of the I-steel 4 on the square steel-pipe column 1 of left side and the face of being connected between two square steel-pipe columns 1 are in the coplanar, and then make the close laminating of the connection steelframe between two square steel-pipe columns 1, structural integrity is strong.
In an embodiment of the present application, as shown in fig. 5, two channel steel beams 2 are vertically connected to the square steel pipe column 1, the two channel steel beams 2 are respectively and fixedly connected to two adjacent side wall surfaces of the square steel pipe column 1, and the two channel steel beams 2 are perpendicular to each other. When using, with one of them girder steel in a trough 2 and a lateral wall surface fixed connection of square steel pipe column 1, with another girder steel in a trough 2 and another lateral wall surface fixed connection of square steel pipe column 1, and the lateral wall surface of square steel pipe column 1 with two girder steel in a trough 2 fixed connection be adjacent lateral wall surface for two girder steel in a trough 2 can be connected simultaneously to square steel pipe column 1.
Specifically, as shown in fig. 6, two square steel pipe columns 1 are spliced together to form a two-column four-beam structure, two i-beams 4 are respectively fixed on the two square steel pipe columns 1, and the i-beams 4 on the same square steel pipe column 1 are perpendicular to each other and symmetrical to a side line of the square steel pipe column 1; the adjacent I-shaped steels 4 on the two square steel pipe columns 1 use splicing surfaces as mirror image surfaces, and the four I-shaped steels 4 form a T-shaped shape.
In an embodiment of the present application, as shown in fig. 7, the beam-column connection node of the modular steel structure building includes four square steel pipe columns 1 distributed in a matrix, two adjacent side wall surfaces of each square steel pipe column 1 are provided with steel channel beams 2, the other two adjacent side wall surfaces are respectively abutted against the side wall surfaces of different square steel pipe columns 1, and the steel channel beams 2 on the two adjacent square steel pipe columns 1 are parallel to each other and fixedly connected together. When using, with four square steel pipe column 1 with two rows of modes concatenation of being listed as together, each square steel pipe column 1 all has two adjacent face fixedly connected with channel beam 2, and each square steel pipe column 1 has two adjacent lateral wall faces and the laminating of other square steel pipe column 1 in addition, and then forms the structure of eight roof beams in four posts, can realize different engineering demands, dismantles the convenience, be convenient for maintain, and structural integrity is strong. The node can meet the requirements of bending resistance, tensile strength and shearing resistance on mechanical properties, and has clear force transmission path and reliable force transmission.
In one embodiment of the present application, as shown in fig. 8 and 9, the beam-column connection node of the modular steel structure building includes two square steel pipe columns 1, wherein one square steel pipe column 1 is located above the other square steel pipe column 1, the square steel pipe column 1 located above is an upper steel column 5, and the square steel pipe column 1 located below is a lower steel column 6. The beam column connected node of modularization steel construction building still includes sleeve 7, first bolt 8 and second bolt, sleeve 7's first end and last steel column 5 cup joint, sleeve 7's second end and lower steel column 6 cup joint, sleeve 7's first end is provided with fourth bolt hole 71, sleeve 7's second end is provided with fifth bolt hole 72, it is provided with fourth bolt hole 71 assorted sixth bolt hole 51 with sleeve 7's junction to go up steel column 5, lower steel column 6 is provided with seventh bolt hole 61 with fifth bolt hole 72 assorted with sleeve 7's junction, sleeve 7 and last steel column 5 fixed connection after first bolt 8 inserts fourth bolt hole 71 and sixth bolt hole 51, insert sleeve 7 and lower steel column 6 fixed connection after fifth bolt hole 72 and seventh bolt hole 61.
When the quick connecting device is used, the two ends of the sleeve 7 are respectively sleeved with the upper steel column 5 and the lower steel column 6, the fourth bolt hole 71 and the sixth bolt hole 51 are aligned, the fifth bolt hole 72 and the seventh bolt hole 61 are aligned, then the first bolt 8 is inserted into the fourth bolt hole 71 and the sixth bolt hole 51, the sleeve 7 is fixedly connected with the upper steel column 5, the second bolt is inserted into the fifth bolt hole 72 and the seventh bolt hole 61, the sleeve 7 is fixedly connected with the lower steel column 6, the upper steel column 5 is fixedly connected with the lower steel column 6 through the sleeve 7, the quick connection between the upper steel column 5 and the lower steel column 6 is achieved, time and labor are saved, and the quick connecting device is simple to operate. The first bolt 8 is pulled out from the fourth bolt hole 71 and the sixth bolt hole 51, so that the sleeve 7 and the upper steel column 5 are not fixedly connected, the upper steel column 5 can move relative to the sleeve 7, the second bolt is pulled out from the fifth bolt hole 72 and the seventh bolt hole 61, the sleeve 7 is not fixedly connected with the lower steel column 6, the lower steel column 6 can move relative to the sleeve 7, the upper steel column 5 and the lower steel column 6 are not fixedly connected, and the detachable connection of the upper steel column 5 and the lower steel column 6 is achieved.
In one embodiment of the present application, as shown in fig. 8 and 9, the beam-column connection node of the modular steel structure building includes a cover plate 9, an upper portion of the cover plate 9 is provided with an eighth bolt hole 91 matched with the fourth bolt hole 71, a lower portion of the cover plate 9 is provided with a ninth bolt hole 92 matched with the fifth bolt hole 72, a first bolt 8 is inserted into the eighth bolt hole 91 and then connected to the fourth bolt hole 71 and the sixth bolt hole 51, so that the cover plate 9, the sleeve 7 and the upper steel column 5 are fixedly connected together, and a second bolt is inserted into the ninth bolt hole 92 and then connected to the fifth bolt hole 72 and the seventh bolt hole 61, so that the cover plate 9, the sleeve 7 and the lower steel column 6 are fixedly connected together. In use, the sleeves 7 and the upper and lower steel columns 5 and 6 are sleeved together, and then the eighth bolt holes 91 and the fourth bolt holes 71 and the sixth bolt holes 51 of the cover plate 9 are aligned, and the ninth bolt holes 92 and the fifth bolt holes 72 and the seventh bolt holes 61 of the cover plate 9 are aligned. Insert fourth bolt hole 71 and sixth bolt hole 51 behind passing eighth bolt hole 91 with first bolt 8, make sleeve 7, go up steel column 5 and apron 9 three fixed connection together, insert fifth bolt hole 72 and seventh bolt hole 61 behind passing ninth bolt hole 92 with the second bolt, make sleeve 7, lower steel column 6 and apron 9 three fixed connection together, and then realized the high-speed joint of going up steel column 5 and lower steel column 6, and the stability of being connected between steel column 5 and the lower steel column 6 in the improvement that apron 9 can be further.
In one embodiment of the present application, an upper clamping groove is formed at the joint of the upper steel column 5 and the sleeve 7, a lower clamping groove is formed at the joint of the lower steel column 6 and the sleeve 7, a first end of the sleeve 7 is clamped with the upper clamping groove, and a second end of the sleeve 7 is clamped with the lower clamping groove. When using, with the first end of sleeve 7 and the last joint groove joint of last steel column 5, with the second end of sleeve 7 and the lower joint groove joint of lower steel column 6, make last steel column 5 cup joint with sleeve 7's both ends respectively with lower steel column 6, and make fourth bolt hole 71 and sixth bolt hole 51 align, fifth bolt hole 72 and seventh bolt hole 61 align, and then when installing steel column 5 and lower steel column 6, insert fourth bolt hole 71 and sixth bolt hole 51 with first bolt 8, insert fifth bolt hole 72 and seventh bolt hole 61 with the second bolt, can be in the same place steel column 5 and lower steel column 6 high-speed joint through sleeve 7.
In one embodiment of the present application, as shown in fig. 8 and 9, the sleeve 7 includes an upper inner core 73 and a lower inner core 74, the upper inner core 73 is fixedly connected with the lower inner core 74, the upper inner core 73 is provided with a plurality of fourth bolt holes 71, the fourth bolt holes 71 are aligned with the sixth bolt holes 51, the lower inner core 74 is provided with a plurality of fifth bolt holes 72, and the fifth bolt holes 72 are aligned with the seventh bolt holes 61. In use, the upper inner core 73 is connected to the upper steel column 5, and the plurality of fourth bolt holes 71 are formed in the upper inner core 73, so that the fourth bolt holes 71 and the sixth bolt holes 51 are aligned, and the upper inner core 73 can be fixedly connected to the upper steel column 5 by inserting the first bolts 8 into the fourth bolt holes 71 and the sixth bolt holes 51; lower inner core 74 is connected with lower steel column 6 to set up a plurality of fifth bolt holes 72 on inner core 74 down, make fifth bolt hole 72 and seventh bolt hole 61 align, insert the second bolt in fifth bolt hole 72 and seventh bolt hole 61 can be with lower inner core 74 and lower steel column 6 fixed connection, and then realized going up through sleeve 7 high-speed joint together between steel column 5 and the lower steel column 6.
In one embodiment of the present application, as shown in fig. 8 and 9, the upper inner core 73 is connected to the lower inner core 74 by a steel plate 75, the steel plate 75 being located between the upper and lower steel columns 5 and 6. When the steel column fixing structure is used, the lower inner core 74 is firstly clamped with the lower clamping groove of the lower steel column 6, the cover plate 9 is attached to the outer wall surface of the lower steel column 6, the fifth bolt hole 72, the seventh bolt hole 61 and the ninth bolt hole 92 are aligned, the second bolt is inserted into the ninth bolt hole 92 and then connected to the seventh bolt hole 61 and the fifth bolt hole 72, and the lower inner core 74 is fixedly connected with the lower steel column 6. Then with last joint groove and last inner core 73 joint of last steel column 5, apron 9 is laminated with the outer wall of last steel column 5 simultaneously, steel sheet 75 is located between last steel column 5 and the lower steel column 6, can separate last steel column 5 and lower steel column 6, ensure that fourth bolt hole 71, sixth bolt hole 51 and eighth bolt hole 91 can align, then insert first bolt 8 and connect in sixth bolt hole 51 and fourth bolt hole 71 behind the eighth bolt hole 91, make and go up inner core 73 and last steel column 5 fixed connection, and then realized connecting steel column 5 and lower steel column 6 through sleeve 7 fast.
In one embodiment of the present application, as shown in fig. 8 and 9, the fourth bolt holes 71 are provided in the upper portions of the four side wall surfaces of the sleeve 7, the sixth bolt holes 51 are provided in the four side wall surfaces of the upper steel column 5, the fifth bolt holes 72 are provided in the lower portions of the four side wall surfaces of the sleeve 7, and the seventh bolt holes 61 are provided in the four side wall surfaces of the lower steel column 6. When the steel column connecting device is used, the fourth bolt hole 71 and the fifth bolt hole 72 are respectively arranged at the upper part and the lower part of the four side wall surfaces of the sleeve 7, the fifth bolt holes 72 are respectively arranged on the four side wall surfaces of the upper steel column 5, the seventh bolt holes 61 are respectively arranged on the four side wall surfaces of the lower steel column 6, one first bolt 8 is inserted into each sixth bolt hole 51, the first bolts 8 are connected with the fourth bolt holes 71 and the sixth bolt holes 51, the four side wall surfaces of the sleeve 7 are fixedly connected with the upper steel column 5, one second bolt is inserted into each seventh bolt hole 61, the second bolts are connected with the fifth bolt holes 72 and the seventh bolt holes 61, the four side wall surfaces of the sleeve 7 are fixedly connected with the lower steel column 6, the connection stability of the sleeve 7, the upper steel column 5 and the lower steel column 6 can be effectively improved, and the connection stability of the upper steel column 5 and the lower steel column 6 is further improved.
In one embodiment of the present application, as shown in fig. 8 and 9, the beam-column connection node of the modular steel structure building includes four cover plates 9, wherein upper portions of the four cover plates 9 are fixedly connected to four side wall surfaces of the upper steel column 5, respectively, and lower portions of the four cover plates 9 are fixedly connected to four side wall surfaces of the lower steel column 6, respectively. When the steel column fixing device is used, the cover plates 9 are arranged on the four side wall surfaces of the upper steel column 5 and the lower steel column 6 respectively, the upper portion of each cover plate 9 is fixedly connected with the upper steel column 5, the lower portion of each cover plate 9 is fixedly connected with the lower steel column 6, then the four side wall surfaces of the upper steel column 5 and the four side wall surfaces of the lower steel column 6 are fixedly connected together through the four cover plates 9, and the connection stability between the upper steel column 5 and the lower steel column 6 is enhanced.
In one embodiment of the present application, an upper clamping cavity is formed at the upper part of the sleeve 7, a lower clamping cavity is formed at the lower part of the sleeve 7, the upper steel column 5 is clamped with the upper clamping cavity, and the lower steel column 6 is clamped with the lower clamping cavity. When using, going up steel column 5 and inserting sleeve 7's last joint chamber, will descend steel column 6 to insert sleeve 7's lower joint chamber, then will go up steel column 5 and sleeve 7 fixed connection together through first bolt 8, will descend steel column 6 and sleeve 7 fixed connection together through the second bolt, and then realize going up steel column 5 and lower steel column 6's quick connect.
In one embodiment of the present application, the beam-column connection node of the modular steel structure building includes at least two upper steel columns 5 arranged in a matrix, two adjacent upper steel columns 5 are closely attached, a lower steel column 6 is disposed below each upper steel column 5, and the upper steel columns 5 are connected with the lower steel columns 6 through sleeves 7. When the steel column fixing device is used, one side wall surface of each upper steel column 5 is attached to one side wall surface of the adjacent upper steel column 5, and the lower steel columns 6 connected with the upper steel columns 5 are also attached to the adjacent lower steel columns 6.
In one embodiment of the present application, at least two upper steel columns 5 arranged in a matrix and lower steel columns 6 connected to the upper steel columns 5 form a steel column module, and the beam-column connection node of the modular steel structure building includes a fixing sleeve, the fixing sleeve is sleeved on an outer wall surface of the steel column module, an upper portion of the fixing sleeve is fixedly connected to the upper steel columns 5, and a lower portion of the fixing sleeve is fixedly connected to the lower steel columns 6. When the steel column module is used, the outer wall surface of the steel column module is sleeved with the fixing sleeve, the fixing sleeve is respectively fixedly connected with the upper steel column 5 and the lower steel column 6, and then the at least two upper steel columns 5 and the lower steel columns 6 can be fixedly connected together to form the steel column module.
Finally, it should be noted that the above embodiments are only for illustrating the present application, and do not limit the present application. Although the present application has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solutions of the present application without departing from the spirit and scope of the technical solutions of the present application, and the technical solutions of the present application should be covered by the claims of the present application.
Claims (10)
1. The beam column connecting node of the modular steel structure building comprises at least one square steel pipe column, wherein at least one side wall surface of the square steel pipe column is perpendicularly connected with a channel steel beam, the channel steel beam is provided with an ear plate and I-shaped steel between the square steel pipe columns, one end of the ear plate is connected with the channel steel beam, the other end of the ear plate is connected with one end of the I-shaped steel, the other end of the I-shaped steel is connected with the square steel pipe column, a first bolt hole is formed in the I-shaped steel, and a second bolt hole matched with the first bolt hole is formed in the ear plate.
2. The beam-column connection node of the modular steel structure building as recited in claim 1, wherein the ear plate comprises a first connection plate and a second connection plate, the first connection plate comprises a first side wall surface and a second side wall surface which are oppositely arranged, the first side wall surface is fixedly connected with the channel steel beam, the second connection plate is vertically and fixedly connected with the second side wall surface, the i-steel is fixedly connected with the second connection plate, and the second connection plate is provided with the second bolt hole.
3. The beam column connection node of the modular steel structure building as recited in claim 1, wherein the i-steel includes a first web, two ends of the first web are respectively and fixedly connected with a first wing plate, the first web and the first wing plate are respectively and fixedly connected with the square steel pipe column, and the first web is provided with the first bolt hole.
4. The beam column connection node of a modular steel structure building according to any one of claims 1 to 3, wherein the channel steel beam is provided with a triangular stiffening rib, one side of the triangular stiffening rib is fixedly connected with the ear plate, and the other side of the triangular stiffening rib is fixedly connected with the channel steel beam.
5. The beam-column connection node of modular steel structure building according to any one of claims 1 to 3, wherein the channel steel beam comprises a second web, a second wing plate and a third wing plate are fixedly connected to two ends of the second web respectively, an opposite-nature stiffening rib is arranged at the second web, a first end of the opposite-nature stiffening rib is fixedly connected with the second wing plate, and a second end of the opposite-nature stiffening rib is fixedly connected with the third wing plate.
6. The beam column connection node of a modular steel structure building according to any one of claims 1 to 3, wherein the beam column connection node of the modular steel structure building comprises two square steel pipe columns, one side wall surface of each of the two square steel pipe columns is attached to each other, the channel steel beams on the two square steel pipe columns are parallel to each other and abut against each other, and a plurality of third bolt holes are formed in the square steel pipe columns.
7. The beam-column connection node of a modular steel structure building according to claim 6, wherein an end face of the I-steel on one of the square steel pipe columns, which is close to the other square steel pipe column, is in the same plane as a connection face of the two square steel pipe columns.
8. The beam column connection node of a modular steel structure building according to any one of claims 1 to 3, wherein the square steel pipe column is vertically connected with two steel channel beams, the two steel channel beams are respectively and fixedly connected with two adjacent side wall surfaces of the square steel pipe column, and the two steel channel beams are perpendicular to each other.
9. The beam-column connection node of a modular steel structure building according to any one of claims 1 to 3, wherein the channel steel beams of the two square steel pipe columns are perpendicular to each other, the channel steel beam of one of the square steel pipe columns is parallel to the connection surface of the two square steel pipe columns, and the channel steel beam of the other square steel pipe column is perpendicular to the connection surface of the two square steel pipe columns.
10. The beam column connection node of the modular steel structure building according to any one of claims 1 to 3, wherein the beam column connection node of the modular steel structure building comprises four square steel pipe columns distributed in a matrix manner, the channel steel beams are arranged on two adjacent side wall surfaces of each square steel pipe column, the other two adjacent side wall surfaces of each square steel pipe column are respectively abutted against different side wall surfaces of the square steel pipe columns, and the channel steel beams on the two adjacent square steel pipe columns are parallel to each other and are fixedly connected together.
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| CN202211353296.6A CN115387481A (en) | 2022-11-01 | 2022-11-01 | Beam column connecting node of modular steel structure building |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116335278A (en) * | 2023-04-10 | 2023-06-27 | 宁波市新铭建设工程测试有限公司 | Green building steel construction |
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Application publication date: 20221125 |