Beam web opening type beam-column joint device

Abstract

The utility model provides a beam web opening type beam column joint device. The beam web opening type beam column joint device comprises a cross-shaped concrete structure. One end of the first connecting piece is detachably connected with one end of the cross-shaped concrete structure; one end of the second connecting piece is detachably connected with the other end of the cross-shaped concrete structure; the first beam web perforated steel beam is detachably connected with the other end of the first connecting piece; and the second beam web perforated steel beam is detachably connected with the other end of the second connecting piece. The first connecting piece and the second connecting piece are arranged. The cross-shaped concrete structure is detachably connected with the first beam web perforated steel beam through the first connecting piece, and the cross-shaped concrete structure is detachably connected with the second beam web perforated steel beam through the second connecting piece. Therefore, the cross-shaped concrete structure does not need to be welded with the first and second beam web perforated steel beams. Therefore, factory prefabrication is facilitated, the field welding workload can be greatly reduced, and the cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of civil engineering, in particular to a beam-column node device with openings on the web of a beam. Background Art

[0002] Prefabricated steel structures have the characteristics of high strength, light weight, low carbon, energy saving, green environmental protection, and multiple uses. They can well meet the current construction of steel frame high-rise buildings in my country and become an indispensable structural type in today's construction field. In the existing technology, the beam web opening type beam-column node device usually adopts a prefabricated steel structure. However, the number of welds at the connection between the beam web opening type steel beam and the cantilever section concrete beam is relatively large, which will increase the welding workload on site and increase the cost. At the same time, it is not conducive to the factory prefabrication of the various components of the beam web opening type beam-column node device.

[0003] That is to say, in the prior art, there is a problem that the number of welds at the connection between the web opening steel beam and the cantilever section concrete beam is large. Utility Model Content

[0004] The utility model provides a beam-column node device with openings in the web of beams to solve the above technical problems, which solves the problem of a large number of welds at the connection between the beam-web opening steel beam and the cantilever section concrete beam.

[0005] The utility model provides a beam-column node device with a beam web opening, comprising: a cross concrete structure; and

[0006] A first connecting member, one end of which is detachably connected to one end of the cross concrete structure; and

[0007] A second connecting member, one end of which is detachably connected to the other end of the cross concrete structure; and

[0008] A first beam web opening steel beam, which is detachably connected to the other end of the first connecting member; and

[0009] The second beam web plate opening steel beam is detachably connected to the other end of the second connecting member.

[0010] In one embodiment, the first connecting member and the second connecting member have the same structure.

[0011] In one embodiment, the second connector comprises:

[0012] Demountable steel segment beams in the form of I-beams; and

[0013] end plates, which are respectively arranged at both ends of the detachable segment steel beam; and

[0014] A connecting structure is used to detachably fix the end plate to the detachable segment steel beam.

[0015] In one embodiment, the connection structure includes:

[0016] A first angle steel having a first connection end and a second connection end; and

[0017] A first threaded fastener, which passes through the first connecting end and the end plate and is used to fix the first connecting end to the end plate; and

[0018] The second threaded fastener is passed through the web of the detachable steel beam section and is used to fix the second connecting end on the web of the detachable steel beam section.

[0019] In one embodiment, the connection structure further comprises:

[0020] a second angle steel having a third connection end and a fourth connection end; and

[0021] A third threaded fastener is provided through the fourth connecting end and the end plate, and is used to fix the fourth connecting end to the end plate;

[0022] Wherein, the second threaded fastener is passed through the third connecting end of the second angle steel and is used to fix the third connecting end on the web.

[0023] In one embodiment, the first threaded fastener, the second threaded fastener, and the third threaded fastener are identical in structure.

[0024] In one embodiment, the first threaded fastener comprises:

[0025] A high-strength bolt is inserted through the first connecting end and the end plate; and

[0026] A high-strength nut is threadedly connected to one end of the high-strength bolt that passes through the first connecting end.

[0027] In one embodiment, the cross concrete structure comprises:

[0028] a concrete column extending along a first direction; and

[0029] Cantilever segment concrete beams, which are set on both sides of the concrete columns;

[0030] Among them, the concrete columns and concrete columns are constructed into a cross structure.

[0031] In one embodiment, the first beam web perforated steel beam and the second beam web perforated steel beam are provided with a plurality of through holes, and the plurality of through holes are arranged at intervals along the second direction.

[0032] In one embodiment, the through hole is a regular hexagonal hole, a square hole, or a round hole.

[0033] Compared with the prior art, the beneficial effects of the utility model are as follows: a first connecting member and a second connecting member are provided. The first connecting member is used to realize the detachable connection between the cross concrete structure and the first beam web opening steel beam, and the second connecting member is used to realize the detachable connection between the cross concrete structure and the second beam web opening steel beam. In this way, the cross concrete structure does not need to be welded to the first beam web opening steel beam and the second beam web opening steel beam. Thus, factory prefabrication and mass production can be carried out, which can greatly reduce the workload of on-site welding and thus save costs. The beam web opening type beam-column node device in the present application does not affect the beauty of the building during assembly, and has the characteristics of easy installation, easy control of construction quality, small workload of on-site welding, firmness and reliability, easy processing, and a wide range of usage scenarios, and can be suitable for beam-column connections of various prefabricated structures. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 It is a three-dimensional structural schematic diagram of a beam-column node device with openings in the web of a beam in an embodiment of the utility model;

[0035] Figure 2 for Figure 1 A schematic diagram of the three-dimensional structure of the first and second connecting members;

[0036] Figure 3 for Figure 1 A three-dimensional exploded schematic diagram of the first and second connecting parts.

[0037] In the figure: 1. concrete column; 2. first beam web opening steel beam; 3. detachable steel beam section; 4. end plate; 5. first angle steel; 6. first threaded fastener; 61. high-strength bolt; 62. high-strength nut; 7. cantilever section concrete beam; 8. second beam web opening steel beam; 9. second threaded fastener; 10. second angle steel. DETAILED DESCRIPTION

[0038] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0039] like Figure 1 As shown, the utility model provides a beam-column node device with openings in the web of a beam, which comprises a cross concrete structure, a first connecting member, a second connecting member, a first beam-column node device with openings in the web of a beam 2, and a second beam-column node device with openings in the web of a beam 8. Among them, one end of the first connecting member is detachably connected to one end of the cross concrete structure; one end of the second connecting member is detachably connected to the other end of the cross concrete structure; the first beam-column node device with openings in the web of a beam 2 is detachably connected to the other end of the first connecting member; and the second beam-column node device with openings in the web of a beam 8 is detachably connected to the other end of the second connecting member.

[0040] In the above arrangement, a first connecting member and a second connecting member are provided. The first connecting member is used to realize the detachable connection between the cross concrete structure and the first beam web opening steel beam 2, and the second connecting member is used to realize the detachable connection between the cross concrete structure and the second beam web opening steel beam 8. In this way, the cross concrete structure does not need to be welded to the first beam web opening steel beam 2 and the second beam web opening steel beam 8. Thus, factory prefabrication and mass production can be carried out, which can greatly reduce the workload of on-site welding. The beam web opening beam-column node device in the present application does not affect the beauty of the building during assembly, and it has the characteristics of easy installation, easy control of construction quality, small workload of on-site welding, firmness and reliability, easy processing, and a wide range of use scenarios, and can be suitable for beam-column connections of various prefabricated structures.

[0041] Specifically, Figure 1 As shown, in one embodiment, the first connecting member and the second connecting member have the same structure, which facilitates the interchangeability of the first connecting member and the second connecting member, thereby facilitating the prefabrication of the first connecting member and the second connecting member, thereby improving the convenience of manufacturing and assembling the beam-column node device with openings in the web.

[0042] Specifically, Figures 1 to 3 As shown, in one embodiment, the second connecting member includes a detachable steel beam segment 3, an end plate 4 and a connecting structure. The detachable steel beam segment 3 is an I-beam; the end plates 4 are respectively arranged at both ends of the detachable steel beam segment 3; and the connecting structure is used to detachably fix the end plates 4 to the detachable steel beam segment 3.

[0043] Specifically, Figures 1 to 3 As shown, in one embodiment, the connection structure includes a first angle steel 5, a first threaded fastener 6 and a second threaded fastener 9. The first angle steel 5 has a first connection end and a second connection end; the first threaded fastener 6 is provided through the first connection end and the end plate 4 to fix the first connection end to the end plate 4; the second threaded fastener 9 is provided through the web of the detachable segment steel beam 3 to fix the second connection end to the web of the detachable segment steel beam 3.

[0044] Specifically, Figures 1 to 3 As shown, in one embodiment, the connection structure further includes a second angle steel 10 and a third threaded fastener. The second angle steel 10 has a third connection end and a fourth connection end; the third threaded fastener is provided through the fourth connection end and the end plate 4 to fix the fourth connection end to the end plate 4; the second threaded fastener 9 is provided through the third connection end of the second angle steel 10 to fix the third connection end to the web.

[0045] In the above arrangement, the first angle steel 5 and the second angle steel 10 can improve the overall connection strength of the connection structure, thereby ensuring the overall structural strength of the second connection member.

[0046] Specifically, Figure 1 As shown, in one embodiment, the first threaded fastener 6 , the second threaded fastener 9 and the third threaded fastener have the same structure.

[0047] Specifically, Figures 1 to 3 As shown, in one embodiment, the first threaded fastener 6 includes a high-strength bolt 61 and a high-strength nut 62. The high-strength bolt 61 is passed through the first connection end and the end plate 4; the high-strength nut 62 is threadedly connected to one end of the high-strength bolt 61 passing through the first connection end.

[0048] Specifically, Figure 1 As shown, in one embodiment, the cross concrete structure includes a concrete column 1 and a cantilever concrete beam 7. The concrete column 1 is extended along a first direction; the cantilever concrete beam 7 is arranged on both sides of the concrete column 1; and the concrete columns 1 and the concrete columns 1 are constructed into a cross structure.

[0049] Specifically, Figure 1 As shown, in one embodiment, the first beam web perforated steel beam 2 and the second beam web perforated steel beam 8 are provided with a plurality of through holes, and the plurality of through holes are spaced apart along the second direction.

[0050] Specifically, Figure 1 As shown, in one embodiment, the through hole is a regular hexagonal hole. Of course, the through hole can be a square hole or a round hole according to actual conditions.

[0051] It should be noted that the utility model provides a detachable beam-column node device with openings on the beam web, such as Figures 1 to 3 As shown, it includes a concrete column 1, first and second beam web hole-shaped steel beams, a detachable steel beam section 3, an end plate 4, first and second angle steels, a first threaded fastener, and a cantilever section concrete beam 7; wherein the aperture size of the first and second beam web hole-shaped steel beams, the size of the reserved hole of the detachable steel beam section 3, the size of the reserved hole of the end plate 4, and the size of the reserved hole of the first and second angle steels are reasonably set according to the seismic design specification. The concrete column 1 and the cantilever section concrete beam 7 are cast in situ; one end of the detachable steel beam section 3 is fixedly connected to the end plate 4 and the cantilever section concrete beam 7 through the first and second threaded fasteners and the angle steel; the other end of the detachable steel beam section 3 is fixedly connected to the end plate, the first and second beam web hole-shaped steel beams through the first threaded fastener and the angle steel; the first and second beam web hole-shaped steel beams are welded to the end plate 4.

[0052] Before installation, the detachable steel beam section 3, end plate 4, angle steel, first and second threaded fasteners need to be processed and produced. After the parts are produced, they are transported to the site for installation. The cantilever section fixes the detachable steel beam section 3, end plate 4, angle steel, and cantilever section concrete beam 7 with the first and second threaded fasteners. The above is the entire installation process of a detachable and beam web opening type beam-column node device.

[0053] The bending moments of the first and second beam web opening steel beams in the beam-column node can be effectively transmitted through the angle steel and the first to third threaded fasteners. The detachable steel beam 3 simplifies the on-site installation process while ensuring the strength of the entire node area. The connection device of the utility model has the characteristics of clear force transmission mode, high reliability, easy transportation, easy control of construction quality, and the node appearance does not affect the beauty of the building. It can be widely used in beam-column connections of various steel structure systems.

[0054] In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and should not be understood as indicating or implying relative importance; the term "plurality" refers to two or more, unless otherwise clearly defined. The terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; "connected" can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0055] In the description of the present invention, it is necessary to understand that the directions or positional relationships indicated by terms such as "up", "down", "left", "right", "front" and "back" are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or unit referred to must have a specific direction, be constructed and operated in a specific orientation, and therefore, cannot be understood as a limitation on the present invention.

[0056] In the description of this specification, the description of the terms "one embodiment", "some embodiments", "specific embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0057] The above are only preferred implementations of the utility model. The protection scope of the utility model is not limited to the above embodiments. All technical solutions under the idea of ​​the utility model belong to the protection scope of the utility model. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims

1. A beam-column node device with openings on the beam web, characterized in that: include: Cross concrete structure; as well as A first connecting member, one end of which is detachably connected to one end of the cross concrete structure; as well as A second connecting member, one end of which is detachably connected to the other end of the cross concrete structure; as well as A first beam web opening steel beam, which is detachably connected to the other end of the first connecting member; and The second beam web opening steel beam is detachably connected to the other end of the second connecting member.

2. The beam-column node device with openings in the beam web according to claim 1, characterized in that: The first connecting member and the second connecting member have the same structure.

3. The beam-column node device with openings in the beam web according to claim 2, characterized in that: The second connecting member comprises: Demountable steel segment beams in the form of I-beams; and end plates, which are respectively arranged at both ends of the detachable segment steel beam; and A connecting structure is used to detachably fix the end plate to the detachable segment steel beam.

4. The beam-column node device with openings in the beam web according to claim 3, characterized in that: The connection structure comprises: A first angle steel having a first connection end and a second connection end; and A first threaded fastener is provided through the first connecting end and the end plate, and is used to fix the first connecting end to the end plate; and A second threaded fastener is passed through the web of the detachable steel beam section and is used to fix the second connecting end to the web of the detachable steel beam section.

5. The beam-column node device with openings in the beam web according to claim 4, characterized in that: The connection structure also includes: a second angle steel having a third connection end and a fourth connection end; and a third threaded fastener, which is passed through the fourth connecting end and the end plate and is used to fix the fourth connecting end to the end plate; Wherein, the second threaded fastener is passed through the third connecting end of the second angle steel, and is used to fix the third connecting end on the web.

6. The beam-column node device with openings in the beam web according to claim 5, characterized in that: The first threaded fastener, the second threaded fastener and the third threaded fastener have the same structure.

7. The beam-column node device with openings in the beam web according to claim 6, characterized in that: The first threaded fastener comprises: A high-strength bolt, which is passed through the first connecting end and the end plate; and A high-strength nut is threadedly connected to one end of the high-strength bolt that passes through the first connecting end.

8. The beam-column node device with openings in the beam web according to claim 1, characterized in that: The cross concrete structure comprises: a concrete column extending along a first direction; and A cantilever section concrete beam, which is arranged on both sides of the concrete column; Wherein, the concrete columns are constructed to form a cross structure.

9. The beam-column node device with openings in the beam web according to claim 1, characterized in that: The first beam web opening steel beam and the second beam web opening steel beam are provided with a plurality of through holes, and the plurality of through holes are arranged at intervals along the second direction.

10. The beam-column node device with openings in the beam web according to claim 9, characterized in that: The through hole is a regular hexagonal hole, a square hole or a round hole.

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