CN212271247U - Assembled I-beam node connection - Google Patents
Assembled I-beam node connection Download PDFInfo
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- CN212271247U CN212271247U CN202020717483.8U CN202020717483U CN212271247U CN 212271247 U CN212271247 U CN 212271247U CN 202020717483 U CN202020717483 U CN 202020717483U CN 212271247 U CN212271247 U CN 212271247U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 320
- 239000010959 steel Substances 0.000 claims abstract description 320
- 238000010276 construction Methods 0.000 abstract description 33
- 238000003466 welding Methods 0.000 abstract description 24
- 230000009471 action Effects 0.000 abstract description 11
- 238000001125 extrusion Methods 0.000 abstract description 5
- 230000006378 damage Effects 0.000 description 7
- 238000005265 energy consumption Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 230000003628 erosive effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
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Abstract
The utility model belongs to assembled steel construction beam node connection field, concretely relates to assembled I-steel beam node connection, the unilateral bolt fixed connection board and I-steel are utilized to this disclosure, on-the-spot welding or high strength bolted connection have been reduced or even avoided, construction convenient operation is swift, the low advantage of construction precision, the efficiency of construction of I-steel beam node connection has been improved, in addition, this disclosure remains certain clearance between two I-steels, the turnability of node has been strengthened, direct extrusion collision between two parts roof beam section has been avoided, the position that the plasticity hinge appears has been controlled well, and reduce or even avoided welded connection, seismic action power consumption ability has been improved, and the security is good.
Description
Technical Field
The utility model belongs to assembled steel construction beam nodal connection field, concretely relates to assembled I-steel beam nodal connection.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The I-steel is a long steel product with an I-shaped cross section, and is provided with a vertical I-steel web plate and an I-steel wing plate perpendicular to the I-steel web plate, the I-steel is widely applied to various industries, for example, the I-steel is used as a beam structure, two I-steels are connected to form a beam joint, and the connection of the I-steel beam joint plays a role in lifting the weight of the overall performance of an assembled steel structure.
At present, there is great problem in assembled I-steel beam nodal connection, and prior art generally realizes the connection of two I-steel through on-the-spot welding or on-the-spot adoption high strength bolt-nut connection:
1. although the on-site welding can meet the requirement on the rigidity of the joint, the on-site welding construction is complex, especially the overhead welding operation needs strict measures to ensure the welding quality, the construction progress can be seriously influenced when adverse conditions occur, and the energy consumption capability of the welding joint is low under the action of an earthquake, so that serious potential safety hazards exist;
2. the high-strength bolt connection is adopted on site to firmly reduce the harm brought by the earthquake action, but the requirement on the construction operation precision is high, the requirement on the operation technology of construction technicians is particularly high, and the application and the development of the node connection of the assembled steel structure type steel beam are seriously restricted.
In the construction of the fabricated steel structure, the beam-column connection node is an important link of the site construction of the steel structure, and the structural form of the node can directly influence the construction progress and the construction cost of the steel structure, so that the reasonable design of the structure of the fabricated I-shaped steel beam node has important significance for the design and construction of the steel structure building.
SUMMERY OF THE UTILITY MODEL
The present disclosure provides an assembled i-beam joint connection in order to solve the above problems.
The utility model aims at providing an assembled I-steel beam nodal connection overcomes the not enough of current assembled I-steel beam nodal connection, has solved the construction precision requirement that assembled steel construction shaped steel girder nodal connection exists and has had a high risk, and the construction is complicated and efficient, and the seismic action power consumption ability subalternation shortcoming.
In order to achieve the purpose, the following technical scheme is adopted in the disclosure:
the utility model provides an assembled I-steel beam nodal connection, includes two I-steel and connecting plate that the collineation set up, and the I-steel includes I-steel upper wing plate, I-steel lower wing plate and I-steel web, and the connecting plate includes upper plate, hypoplastron and curb plate, and the upper plate passes through unilateral bolt fixed connection with I-steel upper wing plate, and the hypoplastron passes through unilateral bolt fixed connection with I-steel lower wing plate, curb plate and I-steel web fixed connection.
Preferably, the side plates are fixedly connected with the I-shaped steel web plate through single-side bolts.
Preferably, the side plates are fixedly connected with the I-shaped steel web plate through high-strength bolts, and nuts are arranged at the tail ends of the high-strength bolts.
Preferably, the nut is positioned in a groove surrounded by the I-steel upper wing plate, the I-steel lower wing plate and the I-steel web plate.
Preferably, one end of the side plate is fixedly connected with the I-shaped steel web plate of one I-shaped steel through a single-side bolt, and the other end of the side plate is fixedly welded with the I-shaped steel web plate of the other I-shaped steel.
Preferably, the upper end of the side plate is fixedly connected with the upper plate, and the lower end of the side plate is fixedly connected with the lower plate.
Preferably, the side plate is separated from the upper plate and the side plate is separated from the lower plate.
Preferably, the side plate is provided with two pieces.
Preferably, the side plate is provided with one piece.
Preferably, a gap is arranged between the two I-shaped steels.
Preferably, the gap size is greater than 0mm and not greater than 6 mm.
Compared with the prior art, the beneficial effect of this disclosure is:
1. the unilateral bolt fixed connection plate and the I-shaped steel are utilized, the field welding or high-strength bolt connection is reduced or even avoided, the advantages of convenience and rapidness in construction operation and low construction precision are achieved, and the construction efficiency of I-shaped steel beam node connection is improved.
2. According to the invention, a certain gap is reserved between two I-shaped steels, so that the rotation capacity of a node is enhanced, the direct extrusion collision between two beam sections is avoided, the position of a plastic hinge is well controlled, the welding connection is reduced or even avoided, the energy consumption capacity of the earthquake action is improved, and the safety is good.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not to limit the disclosure.
FIG. 1 is an elevation view of a beam node connection of embodiment 1 of the present disclosure;
FIG. 2 is a cross-sectional view of section A-A of FIG. 1;
FIG. 3 is a top view of a beam node connection of embodiment 1 of the present disclosure;
FIG. 4 is a schematic illustration of a beam node connection of embodiment 2 of the present disclosure;
FIG. 5 is a schematic illustration of a beam node connection of embodiment 3 of the present disclosure;
FIG. 6 is a schematic illustration of a beam node connection of embodiment 4 of the present disclosure;
FIG. 7 is a schematic illustration of a beam node connection of embodiment 5 of the present disclosure;
fig. 8 is a schematic illustration of a beam node connection of embodiment 6 of the present disclosure.
Wherein:
1. a connecting plate 11, an upper plate 12, a lower plate 13 and a side plate;
2. the structure comprises an I-steel web plate, 3, an I-steel upper wing plate, 4, an I-steel lower wing plate, 5, a single-side bolt, 6, a high-strength bolt, 7 and a nut.
The specific implementation mode is as follows:
the present disclosure is further described with reference to the following drawings and examples.
The unilateral bolt of the present disclosure refers to a bolt that can realize unilateral installation and unilateral tightening functions.
Example 1
The disclosed embodiment discloses a first implementation mode of a fabricated I-beam joint connection, as shown in figures 1-3, the fabricated I-beam joint connection comprises an I-beam and two connecting plates 1, wherein the I-beam is an I-beam commonly used in engineering construction in the field, the I-beam is provided with an I-beam web 2 and I-beam wing plates, each I-beam wing plate comprises an I-beam upper wing plate 3 and an I-beam lower wing plate 4, the I-beam upper wing plate 3 is fixedly connected with the upper end of the I-beam web 2, the I-beam lower wing plates 4 are fixedly connected with the lower end of the I-beam web 2, the two I-beams are coaxially arranged on the same plane, and adjacent ends of the two I-beams form a beam joint, wherein the I-beams of a cantilever beam section penetrate through a column and are vertically connected with the beam column, the beam joint is 500mm away from the beam column end, namely, the joint is avoided being arranged at the beam column joint, the design idea of a structure 'strong column and weak beam' is embodied, a certain gap is reserved between two I-shaped steels, the rotation capacity of a node is enhanced, direct extrusion collision between two beam sections is avoided, and the position of a plastic hinge is well controlled.
The connecting plate 1 is positioned in a groove surrounded by an upper H-beam wing plate 3, an H-beam web plate 2 and a lower H-beam wing plate 4, the connecting plate 1 comprises an upper plate 11 and a lower plate 12, the upper plate 11 and the lower plate 12 are arranged in parallel, the upper plate 11 is placed below the upper H-beam wing plate 3, the upper end face of the upper plate 11 is matched with the lower end face of the upper H-beam wing plate 3, a through hole is formed in the upper plate 11, a screw hole is formed in the position, corresponding to the upper H-beam wing plate 3, of the upper H-beam wing plate 3 and does not penetrate through the upper H-beam wing plate 3, a single-edge bolt 5 sequentially penetrates through the through hole of the upper plate 11 and the screw hole of the upper H-beam wing plate 3 to fix the upper plate 11 and the.
In this embodiment, the number of the through holes formed in one upper plate 11 is 8, and the number of the screw holes formed in one side of the i-steel upper wing plate 3 is 4.
The lower plate 12 is placed above the I-steel lower wing plate 4, the lower end face of the lower plate 12 is matched with the upper end face of the I-steel lower wing plate 4, the lower plate 12 is provided with a through hole, a screw hole is formed in the position, corresponding to the I-steel lower wing plate 4, of the I-steel lower wing plate 4 and does not penetrate through the I-steel lower wing plate 4, the single-side bolt 5 sequentially penetrates through the through hole of the lower plate 12 and the screw hole of the I-steel lower wing plate 4 to fix the lower plate 12 and the lower wing plate together, and the lower plate 12 fixedly connects the two I-.
In this embodiment, the number of through holes formed in one lower plate 12 is 8, and the number of screw holes formed in one side of the i-steel lower wing plate 4 is 4.
As the preferred technical scheme, the connecting plate 1 further comprises two side plates 13, wherein the two side plates 13 are arranged, each side plate 13 is located between the upper plate 11 and the lower plate 12 and is parallel to the I-steel web 2, the upper ends of the side plates 13 are fixedly connected with the upper ends of the upper plates 11 into a whole, the lower ends of the side plates 13 are fixedly connected with the lower ends of the lower plates 12 into a whole, and the two side plates 13 are symmetrically arranged on two sides of the I-steel web 2.
The first side plate 13 is provided with a through hole, the second side plate 13 is provided with a screw hole, the screw hole does not penetrate through the second side plate 13, the corresponding position of the I-shaped steel web plate 2 is provided with a screw hole, the screw hole penetrates through the I-shaped steel web plate 2, and the single-side bolt 5 sequentially penetrates through the through hole of the first side plate 13, the screw hole of the I-shaped steel web plate 2 and the screw hole of the second side plate 13 to be fixedly connected together through screw connection, so that an asymmetric structure is formed.
In this embodiment, the number of the through holes formed in the first side plate 13 is 6, the number of the screw holes formed in the second side plate 13 is 6, and the number of the screw holes formed in one i-steel web 2 is 3.
This openly utilizes unilateral bolt 5 to link together connecting plate 1 and I-steel pterygoid lamina, web, connect into stable beam node connection with two I-steels, the effect that need not adopt high strength bolt and nut when on-the-spot installation, bolted connection's efficiency has been improved, the nut has been practiced thrift, the use cost of gasket, in addition, unilateral bolt 5's use makes I-steel pterygoid lamina outside sclaus produce, materials such as rainwater also can not produce along the hole to beam node connection destruction, and, this disclosed beam node connection makes the construction have advantages such as simpler, efficiency is higher, the required precision is low, earthquake action power consumption ability is stronger.
The embodiment is suitable for the condition of directly butting and installing the I-beams on site, the I-beams are aligned with the I-beams placed in a beam column at first, so that the two I-beams are kept on the same straight line, the connecting plate 1 is placed in the I-beams, the single-side bolt 5 firstly penetrates through the through hole of the first side plate 13, then penetrates through the screw hole of the I-beam and finally is in threaded connection with the screw hole of the second side plate 13, the primary fixing of a beam joint is realized, and then the wing plate of the I-beam and the upper plate 11 and the lower plate 12 of the connecting plate 1 are fixed by the single-side bolt 5, so that the stable fixing of the beam.
The steps of fixing the flanges of the i-beam and the upper plate 11 and the lower plate 12 of the connecting plate 1 and fixing the side plates 13 and the web 2 of the i-beam in this embodiment can be adjusted.
The embodiment is also suitable for the condition of pre-fixing in a factory, when the pre-fixing is carried out in the factory, the side plate 13 and one I-steel web plate 2 are fixed firstly, two I-steels are butted after being conveyed to a site, a certain gap is reserved between the two I-steels, then the side plate 13 and the other I-steel web plate 2 are fixed, the fixing of the two I-steels is realized, and then the upper plate 12, the lower plate 12 and the I-steel wing plate are continuously fixed.
The type of the selected unilateral bolt 5 is determined according to a specific load stress analysis result.
Example 2
The disclosed embodiment discloses a second implementation mode of a fabricated joist beam node connection, as shown in fig. 4, the fabricated joist beam node connection comprises an joist steel and two connecting plates 1, wherein the joist steel is a common joist steel in engineering construction in the field, the joist steel is provided with an joist steel web 2 and joist steel wing plates, the joist steel wing plates comprise an upper joist steel wing plate 3 and a lower joist steel wing plate 4, the upper joist steel wing plate 3 is fixedly connected with the upper end of the joist steel web 2, the lower joist steel wing plate 4 is fixedly connected with the lower end of the joist steel web 2, the two joist steels are coaxially arranged on the same plane, a beam node is formed by adjacent ends of the two joist steels, the cantilever beam section steel penetrates through the column, the joist steel is vertically connected with the beam column, the beam node is 500mm away from the beam column end, namely, the node is arranged at the beam column connection position is avoided, the design idea of a structure 'strong column and weak beam' is embodied, a certain gap is reserved between two I-shaped steels, the rotation capacity of a node is enhanced, direct extrusion collision between two beam sections is avoided, and the position of a plastic hinge is well controlled.
The connecting plate 1 is positioned in a groove surrounded by an upper H-beam wing plate 3, an H-beam web plate 2 and a lower H-beam wing plate 4, the connecting plate 1 comprises an upper plate 11 and a lower plate 12, the upper plate 11 and the lower plate 12 are arranged in parallel, the upper plate 11 is placed below the upper H-beam wing plate 3, the upper end face of the upper plate 11 is matched with the lower end face of the upper H-beam wing plate 3, the upper plate 11 is provided with a through hole, a screw hole is formed in the corresponding position of the upper H-beam wing plate 3 and does not penetrate through the upper H-beam wing plate 3, a single-edge bolt 5 sequentially penetrates through the through hole of the upper plate 11 and the screw hole of the upper H-beam wing plate 3 to fix the upper plate 11 and the upper wing plate together, and the upper plate 11.
In this embodiment, the number of the through holes formed in one upper plate 11 is 8, and the number of the screw holes formed in one side of the i-steel upper wing plate 3 is 4.
The lower plate 12 is placed above the I-steel lower wing plate 4, the lower end face of the lower plate 12 is matched with the upper end face of the I-steel lower wing plate 4, the lower plate 12 is provided with a through hole, a screw hole is formed in the position, corresponding to the I-steel lower wing plate 4, of the I-steel lower wing plate 4 and does not penetrate through the I-steel lower wing plate 4, the single-side bolt 5 sequentially penetrates through the through hole of the lower plate 12 and the screw hole of the I-steel lower wing plate 4 to fix the lower plate 12 and the lower wing plate together, and the lower plate 12 fixedly connects the two I-.
In this embodiment, the number of through holes formed in one lower plate 12 is 8, and the number of screw holes formed in one side of the i-steel lower wing plate 4 is 4.
According to the preferable technical scheme, the connecting plate 1 further comprises two side plates 13, the two side plates 13 are arranged, the side plates 13 are located between the upper plate 11 and the lower plate 12 and are parallel to the I-shaped steel web plates 2, the upper ends of the side plates 13 are fixedly connected with the upper ends of the upper plate 11 into a whole, the lower ends of the side plates 13 are fixedly connected with the lower ends of the lower plate 12 into a whole, the side plates 13 are provided with through holes, the I-shaped steel web plates 2 are provided with through holes in corresponding positions, the high-strength bolts 6 sequentially penetrate through the through holes of the side plates 13, the through holes of the I-shaped steel web plates 2 and the through holes of the side plates 13 to fixedly connect the two I-shaped steel web plates 2 at the beam nodes together, the high-strength bolts 6 protrude out.
In this embodiment, one side plate 13 has 6 through holes, and one i-beam web 2 has 3 through holes.
The invention discloses a connecting plate, which connects an upper plate 12 and a lower plate 12 of a connecting plate 1 with an I-steel wing plate by using a unilateral bolt 5, connects a side plate 13 of the connecting plate 1 with an I-steel web plate 2 by using a high-strength bolt 6, connects two I-steels into a stable beam node connection, reduces the using quantity of the high-strength bolt 6 and a nut 7 during field installation, improves the bolt connection efficiency, saves the using cost of partial nuts 7 and gaskets, in addition, the unilateral bolt 5 causes no hole on the outer side of the I-steel wing plate, rainwater and other substances can not damage the beam node connection along the hole, the high-strength bolt 6 is positioned in a groove enclosed by the I-steel wing plate and the I-steel web plate 2 due to the shielding of the I-steel wing plate, reduces the erosion of the rainwater and the like to the high-strength bolt 6, and the beam node connection of the invention has simple construction, high efficiency, low precision requirement, strong energy consumption capacity under the action of earthquake and the like.
This embodiment has reduced the processing quantity of screw, has improved preliminary fixed speed.
The embodiment is suitable for the condition of directly butting and installing the I-beams on site, the I-beams are aligned with the I-beams placed in a beam column at first, so that the two I-beams are kept on the same straight line, the connecting plate 1 is placed in the I-beams, the high-strength bolt 6 firstly penetrates through the through hole of the first side plate 13 and then penetrates through the through hole of the I-beams, and finally penetrates through the through hole of the second side plate 13, the gasket and the nut 7 are fixedly installed at the tail end of the high-strength bolt 6, so that the primary fixing of beam nodes is realized, the quick connection can be realized due to the fact that a screw hole is not required to be found, the pressure of the primary fixing is reduced, and then the wing plates of the I-beams and the upper plate 11 and the lower plate 12 of the connecting plate.
The embodiment is also applicable to the condition of factory pre-fixing, when the factory pre-fixing is performed, the side plate 13 and the first i-steel web plate 2 are fixed firstly, so that the fixing of one i-steel and the connecting plate 1 is realized, when the factory pre-fixing is performed, the other i-steel and the connecting plate 1 are continuously fixed, and the upper plate 12, the lower plate 12 and the i-steel wing plate are fixed together.
Example 3
The disclosed embodiment discloses a third implementation mode of assembly type I-beam joint connection, as shown in FIG. 5, the assembly type I-beam joint connection comprises an I-beam and two connecting plates 1, wherein the I-beam is an I-beam commonly used in engineering construction in the field, the I-beam is provided with an I-beam web 2 and I-beam wing plates, each I-beam wing plate comprises an I-beam upper wing plate 3 and an I-beam lower wing plate 4, the I-beam upper wing plate 3 is fixedly connected with the upper end of the I-beam web 2, the I-beam lower wing plate 4 is fixedly connected with the lower end of the I-beam web 2, the two I-beams are coaxially arranged on the same plane, and adjacent ends of the two I-beams form a beam joint, wherein the cantilever beam section steel penetrates through the column, the I-beam is vertically connected with the beam column, the beam joint is 500mm away from the beam column end, namely the joint is arranged at the beam column joint, the design idea of a structure 'strong column and weak beam' is embodied, a certain gap is reserved between two I-shaped steels, the rotation capacity of a node is enhanced, direct extrusion collision between two beam sections is avoided, and the position of a plastic hinge is well controlled.
The connecting plate 1 is located in a groove formed by enclosing an upper H-steel wing plate 3, an H-steel web plate 2 and a lower H-steel wing plate 4, the connecting plate 1 comprises an upper plate 11 and a lower plate 12, the upper plate 11 and the lower plate 12 are arranged in parallel, the upper plate 11 is placed below the upper H-steel wing plate 3, the upper end face of the upper plate 11 is matched with the lower end face of the upper H-steel wing plate 3, the upper plate 11 is provided with a through hole, a screw hole is formed in the corresponding position of the upper H-steel wing plate 3 and does not penetrate through the upper H-steel wing plate 3, and a unilateral bolt 5 sequentially penetrates through the through hole of the upper plate 11 and the screw hole of the upper H-steel.
In this embodiment, the number of the through holes formed in one upper plate 11 is 4, and the number of the screw holes formed in one side of the i-steel upper wing plate 3 is 4, that is, one side of one upper plate 11 is connected to one i-steel upper wing plate 3 by a single-side bolt, and the other side of the upper plate is connected to the other i-steel upper wing plate 3 by welding.
The lower plate 12 is placed above the I-steel lower wing plate 4, the lower end face of the lower plate 12 is matched with the upper end face of the I-steel lower wing plate 4, the lower plate 12 is provided with a through hole, a screw hole is formed in the position, corresponding to the I-steel lower wing plate 4, of the I-steel lower wing plate 4 and does not penetrate through the I-steel lower wing plate 4, and the single-side bolt 5 sequentially penetrates through the through hole of the lower plate 12 and the screw hole of the I-steel lower wing plate 4 to fix the.
In this embodiment, the number of the through holes formed in one lower plate 12 is 4, and the number of the screw holes formed in one side of the i-steel lower wing plate 4 is 4, that is, one side of one lower plate 12 is connected to one i-steel lower wing plate 4 by a single-side bolt, and the other side of the lower plate is connected to the other i-steel lower wing plate 4 by welding.
As the preferred technical scheme, the connecting plate 1 further comprises two side plates 13, the two side plates 13 are arranged, the side plates 13 are located between the upper plate 11 and the lower plate 12 and are parallel to the I-steel web 2, the upper ends of the side plates 13 are fixedly connected with the upper end of the upper plate 11 into a whole, and the lower ends of the side plates 13 are fixedly connected with the lower end of the lower plate 12 into a whole.
One side plate 13 is fixedly connected with a first I-steel web plate 2 through welding, the other side plate 13 is fixedly connected with a second I-steel web plate 2 through welding and forms an axisymmetric structure, the welding position is positioned in a groove enclosed by an I-steel wing plate and the I-steel web plate 2, wherein, on one side, a screw hole penetrating through the I-steel web plate 2 is arranged on the second I-steel web plate 2, a screw hole not penetrating through the first side plate 13 is arranged on the first side plate 13, a through hole is arranged on the second side plate 13, the position of the screw hole or the through hole on the side plate 13 corresponds to the position of the screw hole on the second I-steel web plate 2, a single-side bolt 5 penetrates through the through hole on the second side plate 13 and the screw hole on the I-steel web plate 2 and then is in threaded connection with the screw hole on the first side plate 13, so as to form a structure that one end of the side plate 13 is welded, and the two sides are oppositely arranged to form an axisymmetric structure.
The upper plate 12 and the lower plate 12 of the connecting plate 1 are connected with the wing plate of the I-steel by the unilateral bolt 5, the side plate 13 of the connecting plate 1 is connected with the first web plate 2 of the I-steel by welding, the I-steel is connected with the side plate 13, high-strength bolts and nuts are not needed during field installation, the bolt connection efficiency is improved, the use cost of the nuts and the gaskets is saved, in addition, the unilateral bolt 5 causes no hole on the outer side of the I-shaped steel wing plate, so that rainwater and other substances can not damage the connection of the beam joint along the hole, because the welding position is positioned in the groove enclosed by the I-shaped steel wing plate and the I-shaped steel web 2 due to the shielding of the I-shaped steel wing plate, the erosion of rainwater and the like to the welding position is reduced, in addition, the beam node connection has the advantages of simplicity in construction, high efficiency, low precision requirement, strong energy consumption capacity of earthquake action and the like.
The embodiment is suitable for the condition that the connecting plate 1 is installed in a factory in a butt joint mode in advance, firstly, the connecting plate 1 is placed in a first I-steel, a side plate 13 and a first I-steel web plate 2 are welded together, an upper plate and an I-steel upper wing plate are welded together, a lower plate and an I-steel lower wing plate are welded together, primary fixing of the first I-steel and the connecting plate 1 is achieved, the connecting plate is placed in a second I-steel, the side plate 13 and a second I-steel web plate 2 are welded together, the upper plate and the I-steel upper wing plate are welded together, the lower plate and the I-steel lower wing plate are welded together, primary fixing of the second I-steel and the connecting plate 1 is achieved, relatively fast connection is achieved, pressure of the primary fixing is relieved, then two I-steels are aligned on site, a gap is reserved between the I-steels, and a single-side bolt 5, The lower plate 12 is screwed with the screw hole of the first side plate 13 after the unilateral bolt 5 passes through the through hole of the second side plate 13 and the screw hole of the I-shaped steel web 2, so that the beam joint is stably fixed, and axisymmetric beam joint connection is formed.
Example 4
The disclosed embodiment discloses a fourth implementation mode of a fabricated joist beam node connection, as shown in fig. 6, the fabricated joist beam node connection comprises an joist steel and a connecting plate 1, wherein the joist steel is a common joist steel in engineering construction in the field, the joist steel is provided with an joist steel web 2 and joist steel wing plates, each joist steel wing plate comprises an upper joist steel wing plate 3 and a lower joist steel wing plate 4, the upper joist steel wing plate 3 is fixedly connected with the upper end of the joist steel web 2, the lower joist steel wing plate 4 is fixedly connected with the lower end of the joist steel web 2, the two joist steels are coaxially arranged on the same plane, and adjacent ends of the two joist steels form a beam node, wherein the cantilever beam section joist steel penetrates through the column, the joist steel is vertically connected with the beam column, and the beam node is 500mm away from the beam column end, namely, the node is arranged at the beam column connection position is avoided, and the concept of a strong column and a weak beam of the structure is reflected, a certain gap is reserved between the two I-shaped steels.
The connecting plate 1 is positioned in a groove surrounded by an upper H-beam wing plate 3, an H-beam web plate 2 and a lower H-beam wing plate 4, the connecting plate 1 comprises an upper plate 11 and a lower plate 12, the upper plate 11 and the lower plate 12 are arranged in parallel, the upper plate 11 is placed below the upper H-beam wing plate 3, the upper end face of the upper plate 11 is matched with the lower end face of the upper H-beam wing plate 3, the upper plate 11 is provided with a through hole, a screw hole is formed in the corresponding position of the upper H-beam wing plate 3 and does not penetrate through the upper H-beam wing plate 3, a single-edge bolt 5 sequentially penetrates through the through hole of the upper plate 11 and the screw hole of the upper H-beam wing plate 3 to fix the upper plate 11 and the upper wing plate together, and the upper plate 11.
In this embodiment, the number of the through holes formed in one upper plate 11 is 8, and the number of the screw holes formed in one side of the i-steel upper wing plate 3 is 4.
The lower plate 12 is placed above the I-steel lower wing plate 4, the lower end face of the lower plate 12 is matched with the upper end face of the I-steel lower wing plate 4, the lower plate 12 is provided with a through hole, a screw hole is formed in the position, corresponding to the I-steel lower wing plate 4, of the I-steel lower wing plate 4 and does not penetrate through the I-steel lower wing plate 4, the single-side bolt 5 sequentially penetrates through the through hole of the lower plate 12 and the screw hole of the I-steel lower wing plate 4 to fix the lower plate 12 and the lower wing plate together, and the lower plate 12 fixedly connects the two I-.
In this embodiment, the number of through holes formed in one lower plate 12 is 8, and the number of screw holes formed in one side of the i-steel lower wing plate 4 is 4.
As an optimized technical scheme, the connecting plate 1 further comprises a side plate 13, the side plate 13 is provided with one, the side plate 13 is located between the upper plate 11 and the lower plate 12 and is parallel to the i-steel web 2, the side plate 13, the upper plate 11 and the lower plate 12 are independently arranged, namely, the side plate 13 is not fixedly connected with the upper plate 11 and the lower plate 12 and belongs to three independent flat plates, the side plate 13 is provided with a through hole, the i-steel web 2 is provided with a screw hole at a corresponding position, the screw hole does not penetrate through the i-steel web 2, the single-side bolt 5 sequentially penetrates through the through hole of the side plate 13 to be in threaded connection with the screw hole of the i-steel web 2.
In this embodiment, the number of the through holes formed in the side plate 13 is 6, and the number of the screw holes formed in one i-steel web 2 is 3.
This openly utilizes unilateral bolt 5 to link together connecting plate 1 and I-steel pterygoid lamina, web, connect into stable beam node connection with two I-steels, the effect that need not adopt high strength bolt and nut when on-the-spot installation, bolted connection's efficiency has been improved, the nut has been practiced thrift, the use cost of gasket, in addition, unilateral bolt 5's use makes I-steel pterygoid lamina outside sclaus produce, materials such as rainwater also can not produce along the hole to beam node connection destruction, and, this disclosed beam node connection makes the construction have advantages such as simpler, efficiency is higher, the required precision is low, earthquake action power consumption ability is stronger.
In addition, the upper plate 11 and the lower plate 12 in the embodiment can be used in common, the upper plate 11, the lower plate 12 and the side plate 13 are produced independently, the processing flow is simpler, and the production efficiency of the upper plate 11, the lower plate 12 and the side plate 13 can be improved.
The embodiment is suitable for the condition of directly butting and installing the I-beams on site, firstly, the I-beams are aligned with the I-beams placed in a beam column, so that the two I-beams are kept on the same straight line, a certain gap is reserved between the two I-beams, the side plates 13 are placed in the I-beams, the single-side bolts 5 firstly penetrate through the through holes of the side plates 13 and then are in threaded connection with the screw holes of the web plates 2 of the I-beams, the primary fixing of beam joints is realized, and then the wing plates of the I-beams and the upper plates 11 and the lower plates 12 of the connecting plates 1 are fixed by the single-side bolts 5, so that the.
The embodiment is also applicable to the factory pre-fixing condition, when the factory is pre-fixed, the side plate 13 and one i-steel web 2 are fixed firstly, and when the factory is installed, the upper plate 12, the lower plate 12, the i-steel wing plates, the fixed side plate 13 and the other i-steel web 2 are fixed continuously.
Example 5
The disclosed embodiment discloses a fifth implementation mode of a fabricated joist beam node connection, as shown in fig. 7, the fabricated joist beam node connection comprises an joist steel and a connecting plate 1, wherein the joist steel is a common joist steel in engineering construction in the field, the joist steel is provided with an joist steel web 2 and joist steel wing plates, each joist steel wing plate comprises an upper joist steel wing plate 3 and a lower joist steel wing plate 4, the upper joist steel wing plate 3 is fixedly connected with the upper end of the joist steel web 2, the lower joist steel wing plate 4 is fixedly connected with the lower end of the joist steel web 2, two joist steels are arranged on the same plane in a collinear way, and adjacent ends of the two joist steels form a beam node, one of the two joist steels penetrates through a beam column, the joist steels are vertically connected with the beam column, the beam node is 500mm away from the beam column end, namely, the node is arranged at the beam column connection position is avoided, and the concept of a strong column and a weak beam of the structure is reflected, a certain gap is reserved between the two I-shaped steels.
The connecting plate 1 is positioned in a groove surrounded by an upper H-beam wing plate 3, an H-beam web plate 2 and a lower H-beam wing plate 4, the connecting plate 1 comprises an upper plate 11 and a lower plate 12, the upper plate 11 and the lower plate 12 are arranged in parallel, the upper plate 11 is placed below the upper H-beam wing plate 3, the upper end face of the upper plate 11 is matched with the lower end face of the upper H-beam wing plate 3, the upper plate 11 is provided with a through hole, a screw hole is formed in the corresponding position of the upper H-beam wing plate 3 and does not penetrate through the upper H-beam wing plate 3, a single-edge bolt 5 sequentially penetrates through the through hole of the upper plate 11 and the screw hole of the upper H-beam wing plate 3 to fix the upper plate 11 and the upper wing plate together, and the upper plate 11.
In this embodiment, the number of the through holes formed in one upper plate 11 is 8, and the number of the screw holes formed in one side of the i-steel upper wing plate 3 is 4.
The lower plate 12 is placed above the I-steel lower wing plate 4, the lower end face of the lower plate 12 is matched with the upper end face of the I-steel lower wing plate 4, the lower plate 12 is provided with a through hole, a screw hole is formed in the position, corresponding to the I-steel lower wing plate 4, of the I-steel lower wing plate 4 and does not penetrate through the I-steel lower wing plate 4, the single-side bolt 5 sequentially penetrates through the through hole of the lower plate 12 and the screw hole of the I-steel lower wing plate 4 to fix the lower plate 12 and the lower wing plate together, and the lower plate 12 fixedly connects the two I-.
In this embodiment, the number of through holes formed in one lower plate 12 is 8, and the number of screw holes formed in one side of the i-steel lower wing plate 4 is 4.
As a preferred technical scheme, the connecting plate 1 further comprises a side plate 13, the side plate 13 is provided with one, the side plate 13 is located between the upper plate 11 and the lower plate 12 and is parallel to the i-steel web 2, the side plate 13, the upper plate 11 and the lower plate 12 are independently arranged, that is, the side plate 13 is not fixedly connected with the upper plate 11 and the lower plate 12, and belongs to three independent flat plates, the side plate 13 is provided with a through hole, the i-steel web 2 is provided with a through hole at a corresponding position, the through hole penetrates through the i-steel web 2, and the high-strength bolt 6 sequentially penetrates through the through hole of the side plate 13 and the through hole of the i-steel web 2 to fixedly.
A nut 7 is installed on one side, protruding out of the side plate 13, of the high-strength bolt 6, and the nut 7 is located in a groove formed by enclosing the I-shaped steel wing plate and the I-shaped steel web plate 2.
In this embodiment, the number of the through holes formed in the side plate 13 is 6, and the number of the through holes formed in one i-steel web 2 is 3.
The invention utilizes the unilateral bolt 5 to connect the connecting plate 1 and the I-steel wing plate together, utilizes the high-strength bolt 6 to connect the connecting plate 1 and the I-steel web plate together, connects the two I-steels into a stable beam node connection, only needs to adopt partial high-strength bolt 6 and nut 7 when in on-site installation, improves the bolt connection efficiency during construction, saves the use cost of partial nut 7 and gasket, in addition, the use of the unilateral bolt 5 causes no hole on the outer side of the I-steel wing plate, materials such as rainwater and the like can not damage the beam node connection along the hole, moreover, the connection position of the high-strength bolt 6 and the nut 7 is positioned in the groove enclosed by the I-steel wing plate and the I-steel web plate 2, reduces the erosion of the materials such as rainwater and the like to the high-strength bolt 6 and the nut 7, and the beam node connection of the invention has simple construction and high efficiency, low precision requirement, strong energy consumption capacity under the action of earthquake and the like.
In addition, the upper plate 11 and the lower plate 12 in the embodiment can be used in common, the upper plate 11, the lower plate 12 and the side plate 13 are produced independently, the processing flow is simpler, and the production efficiency of the upper plate 11, the lower plate 12 and the side plate 13 can be improved.
The embodiment is suitable for the condition of directly butting and installing the I-beams on site, the I-beams are aligned with the I-beams placed in a beam column at first, so that the two I-beams are kept on the same straight line, the connecting plate 1 is placed in the I-beams, the high-strength bolts 6 firstly penetrate through the through holes of the side plates 13 and then penetrate through the through holes of the web plates 2 of the I-beams, the gaskets and the nuts 7 are fixedly installed at the tail ends of the high-strength bolts 6, the primary fixing of beam nodes is realized, the quick connection can be realized due to no need of finding screw holes, the pressure of the primary fixing is reduced, and then the wing plates of the I-beams and the upper plate 11 and the lower plate 12 of the connecting plate 1 are fixed by the unilateral bolts 5.
Example 6
The disclosed embodiment discloses a sixth implementation mode of a fabricated joist beam joint connection, as shown in fig. 8, the fabricated joist beam joint connection comprises an joist steel and a connecting plate 1, wherein the joist steel is a common joist steel in engineering construction in the field, the joist steel is provided with an joist steel web 2 and joist steel wing plates, each joist steel wing plate comprises an upper joist steel wing plate 3 and a lower joist steel wing plate 4, the upper joist steel wing plate 3 is fixedly connected with the upper end of the joist steel web 2, the lower joist steel wing plate 4 is fixedly connected with the lower end of the joist steel web 2, two joist steels are coaxially arranged on the same plane, adjacent ends of the two joist steels form a beam joint, a cantilever beam section steel penetrates through a column, the joist steels are vertically connected with the beam column, the beam joint is 500mm away from the beam column end, namely, the joint is arranged at the beam column joint, and the design of a structural strong column weak beam is reflected, a certain gap is reserved between the two I-shaped steels.
From the structural stress angle, through the welding of mill and the unilateral bolted connection antisymmetric arrangement in scene, can make the node connection position atress more balanced, tend to stably, also make things convenient for the site operation simultaneously.
The connecting plate 1 is located in a groove formed by enclosing an upper H-steel wing plate 3, an H-steel web plate 2 and a lower H-steel wing plate 4, the connecting plate 1 comprises an upper plate 11 and a lower plate 12, the upper plate 11 and the lower plate 12 are arranged in parallel, the upper plate 11 is placed below the upper H-steel wing plate 3, the upper end face of the upper plate 11 is matched with the lower end face of the upper H-steel wing plate 3, the upper plate 11 is provided with a through hole, a screw hole is formed in the corresponding position of the upper H-steel wing plate 3 and does not penetrate through the upper H-steel wing plate 3, and a unilateral bolt 5 sequentially penetrates through the through hole of the upper plate 11 and the screw hole of the upper H-steel.
In this embodiment, the number of the through holes formed in one upper plate 11 is 4, and the number of the screw holes formed in one side of the i-steel upper wing plate 3 is 4, that is, one side of one upper plate 11 is connected to one i-steel upper wing plate 3 by a single-side bolt, and the other side of the upper plate is connected to the other i-steel upper wing plate 3 by welding.
The lower plate 12 is placed above the I-steel lower wing plate 4, the lower end face of the lower plate 12 is matched with the upper end face of the I-steel lower wing plate 4, the lower plate 12 is provided with a through hole, a screw hole is formed in the position, corresponding to the I-steel lower wing plate 4, of the I-steel lower wing plate 4 and does not penetrate through the I-steel lower wing plate 4, the single-side bolt 5 sequentially penetrates through the through hole of the lower plate 12 and the screw hole of the I-steel lower wing plate 4 to fix the lower plate 12 and the lower wing plate together, and the lower plate 12 fixedly connects the two I-.
In this embodiment, the number of the through holes formed in one lower plate 12 is 4, and the number of the screw holes formed in one side of the i-steel lower wing plate 4 is 4, that is, one side of one lower plate 12 is connected to one i-steel lower wing plate 4 by a single-side bolt, and the other side of the lower plate is connected to the other i-steel lower wing plate 4 by welding.
As the preferred technical scheme, the connecting plate 1 further comprises a side plate 13, the side plate 13 is provided with one, the side plate 13 is located between the upper plate 11 and the lower plate 12 and is parallel to the I-steel web 2, and the side plate 13, the upper plate 11 and the lower plate 12 are arranged independently, namely the side plate 13 is not fixedly connected with the upper plate 11 and the lower plate 12 and belongs to three independent flat plates.
The side plate 13 is welded with the first I-shaped steel web plate 2, the welding position is located in a groove formed by enclosing of the I-shaped steel wing plate and the I-shaped steel web plate 2, a screw hole penetrating through the I-shaped steel web plate 2 is formed in the second I-shaped steel web plate 2, a through hole is formed in the corresponding position of the side plate 13, and the single-side bolt 5 penetrates through the through hole of the side plate 13 and is in threaded connection with the screw hole of the I-shaped steel web.
In this embodiment, the number of the through holes formed in the side plate 13 is 3, and the number of the screw holes formed in one i-steel web 2 is 3.
The connecting plate 1 and the I-steel wing plate are connected together by using the unilateral bolt 5, one I-steel web plate 2 and one side plate 13 are fixedly connected by welding, the other I-steel web plate 2 and the other side plate 13 are fixedly connected by using the unilateral bolt 5, the function of a high-strength bolt and a nut is not needed when the bolt is installed on site, the bolt connection efficiency is improved, the use cost of the nut and the gasket is saved, in addition, the unilateral bolt 5 causes no hole on the outer side of the I-shaped steel wing plate, so that rainwater and other substances can not damage the connection of the beam joint along the hole, moreover, the welding position is positioned in a groove enclosed by the I-shaped steel wing plate and the I-shaped steel web plate 2, so that the erosion of substances such as rainwater to the welding position is reduced, in addition, the beam node connection has the advantages of simpler construction, higher efficiency, low precision requirement, stronger seismic action energy consumption capability and the like.
In addition, the upper plate 11 and the lower plate 12 in the embodiment can be used in common, the upper plate 11, the lower plate 12 and the side plate 13 are produced independently, the processing flow is simpler, and the production efficiency of the upper plate 11, the lower plate 12 and the side plate 13 can be improved.
The embodiment is suitable for the condition that the side plate 13 is pre-installed in a factory, firstly, the side plate 13 is placed in an I-steel, the side surface of the side plate 13 and the side surface of the first I-steel web plate 2 are welded together, the upper plate and the I-steel upper wing plate are welded together, the lower plate and the I-steel lower wing plate are welded together, the I-steel installed on a beam column is preferably selected as the first I-steel, the primary fixing of the factory inner side plate 13 and the I-steel web plate 2 is realized, then, the upper plate and the I-steel upper wing plate are welded together on the second I-steel, the lower plate and the I-steel lower wing plate are welded, because screw holes do not need to be found, the quick connection can be realized, the pressure of the primary fixation is reduced, and then the wing plates of the I-shaped steel and the upper plate 11 and the lower plate 12 of the connecting plate 1 are fixed on site by using the single-side bolts 5, and the beam joints are stably fixed by using the single-side bolts 5 which penetrate through the through holes of the side plates 13 and are screwed with the screw holes of the web plates 2 of the I-shaped steel.
In the above examples 1 to 6, it is preferable that the gap size between the two i-beams is more than 0mm and not more than 6 mm.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.
Claims (10)
1. The utility model provides an assembled I-steel beam nodal connection, includes the I-steel that two coaxial lines set up, and the I-steel includes pterygoid lamina and I-steel web, characterized by under pterygoid lamina and the I-steel on the I-steel: the device also comprises a connecting plate;
the connecting plate comprises an upper plate, a lower plate and a side plate, the upper plate is fixedly connected with the I-shaped steel upper wing plate through a unilateral bolt, and the lower plate is fixedly connected with the I-shaped steel lower wing plate through a unilateral bolt;
the side plates are fixedly connected with the I-shaped steel web plate.
2. The fabricated i-beam joint connection of claim 1 wherein said side plates are provided in two pieces.
3. An assembled i-beam joint as claimed in claim 1 wherein said side plates are provided with one piece.
4. The fabricated i-beam joint connection of claim 2, wherein the upper ends of the side plates are fixedly connected to the upper plate and the lower ends of the side plates are fixedly connected to the lower plate.
5. The fabricated i-beam joint connection of claim 3, wherein the side plates are separate from the upper plate and the side plates are separate from the lower plate.
6. The fabricated i-beam joint connection of claim 4 or 5, wherein the side plates are fixedly connected with the i-beam web by single-side bolts.
7. The fabricated i-beam joint connection of claim 4 or 5, wherein the side plates and the i-beam web are fixedly connected through high-strength bolts, and nuts are arranged at the tail ends of the high-strength bolts.
8. The fabricated i-beam joint connection of claim 7, wherein the nut is positioned in a groove defined by the i-beam upper wing plate, the i-beam lower wing plate, and the i-beam web.
9. The assembled I-beam joint connection of claim 4 or 5, wherein one end of the side plate is fixedly connected with the I-beam web of one I-beam through a single-side bolt, and the other end of the side plate is fixedly welded with the I-beam web of the other I-beam.
10. The fabricated i-beam joint connection of claim 1, wherein a gap is provided between two i-beams, the gap having a dimension greater than 0mm and not greater than 6 mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020717483.8U CN212271247U (en) | 2020-04-30 | 2020-04-30 | Assembled I-beam node connection |
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| CN202020717483.8U CN212271247U (en) | 2020-04-30 | 2020-04-30 | Assembled I-beam node connection |
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| CN212271247U true CN212271247U (en) | 2021-01-01 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351858A (en) * | 2021-12-20 | 2022-04-15 | 安徽跨宇钢结构网架工程有限公司 | End butt joint node of H-shaped steel and construction method |
| CN115897819A (en) * | 2023-02-10 | 2023-04-04 | 中国十七冶集团有限公司 | A prefabricated assembled concrete structure beam-slab connection structure and method |
-
2020
- 2020-04-30 CN CN202020717483.8U patent/CN212271247U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351858A (en) * | 2021-12-20 | 2022-04-15 | 安徽跨宇钢结构网架工程有限公司 | End butt joint node of H-shaped steel and construction method |
| CN115897819A (en) * | 2023-02-10 | 2023-04-04 | 中国十七冶集团有限公司 | A prefabricated assembled concrete structure beam-slab connection structure and method |
| CN115897819B (en) * | 2023-02-10 | 2025-12-23 | 中国十七冶集团有限公司 | Beam-slab connecting structure and method for prefabricated assembled concrete structure |
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Address after: 250101 1-6, 11, Shun Tai Plaza, 2000 Shun Hua Road, Ji'nan high tech Zone, Shandong. Patentee after: Tongyuan Design Group Co.,Ltd. Address before: 250101 1-6, 11, Shun Tai Plaza, 2000 Shun Hua Road, Ji'nan high tech Zone, Shandong. Patentee before: TONGYUAN DESIGN GROUP Co.,Ltd. |