CN219011476U

CN219011476U - Assembled beam column connected node

Info

Publication number: CN219011476U
Application number: CN202223394141.5U
Authority: CN
Inventors: 蒋征; 左志坚; 王新槐; 陈刚; 王福明; 蒋友宝; 何子鹏
Original assignee: Hunan Aerospace Construction Engineering Co ltd; Changsha University of Science and Technology
Current assignee: Hunan Aerospace Construction Engineering Co ltd; Changsha University of Science and Technology
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-12
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses an assembled beam column connecting node which comprises a reinforced concrete frame beam and a reinforced concrete frame column, wherein vertical stress steel bars and T-shaped connecting steel pipes are prefabricated in the reinforced concrete frame column, and the vertical stress steel bars are welded on the T-shaped connecting steel pipes up and down; a longitudinal stress steel bar is arranged in the reinforced concrete frame beam, a connecting steel plate welded with the longitudinal stress steel bar is arranged at the end part of the reinforced concrete frame beam, a T-shaped steel pipe is welded on the connecting steel plate, and the T-shaped steel pipe is inserted into the T-shaped connecting steel pipe; the T-shaped steel pipes are fastened with the T-shaped connecting steel pipes through connecting bolts arranged on the reinforced concrete frame beams. This novel connection problem with reinforced concrete member converts the connection problem of steel construction to reduce the degree of difficulty of on-the-spot assembly construction, effectively guarantee the connection quality of the atress reinforcing bar of reinforced concrete equipment.

Description

Assembled beam column connected node

Technical Field

The utility model belongs to the technical field of beam column joint connection of an assembled building in civil engineering, and particularly relates to a beam column assembled joint for steel dry connection.

Background

A building assembled from prefabricated components at a worksite is referred to as an assembled building. The assembled building has the advantages of energy conservation, environmental protection, template saving, construction period shortening and the like. At the same time, however, this is particularly evident in concrete structures, because the complexity of the fabricated structural connection severely constrains the development of the fabricated structure. The method for connecting the assembled beam column nodes is particularly important, and is environment-friendly, simple in construction, efficient and high in strength, so that the development of the assembled nodes becomes a key point of research of various scientific researchers.

In the assembled building, the beam and column bear various loads transmitted from the upper part, so the strength of the connection between the beam and column is enhanced, and the problem that the node is not a fragile part is solved first. Many scientific researchers have researched a very many effective and high-strength beam column node connection modes, have solved the intensity problem of beam column node connection of reinforced concrete structure on a certain level, but on the other hand, the complexity of the researched node has increased the difficulty of on-the-spot construction, have researched a kind of intensity that can guarantee good node connection, can greatly reduced the difficulty of node connection construction again becomes the key in the research of present assembled building.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an assembled beam column connecting node which is reliable in strength and simple and convenient to construct.

For solving the technical problem, the technical scheme of the utility model is that:

the utility model provides an assembled beam column connected node, includes reinforced concrete frame roof beam and reinforced concrete frame post, its characterized in that: a vertical stress steel bar and a T-shaped connecting steel pipe are prefabricated in the reinforced concrete frame column, and the vertical stress steel bar is welded on the T-shaped connecting steel pipe up and down; a longitudinal stress steel bar is arranged in the reinforced concrete frame beam, a connecting steel plate welded with the longitudinal stress steel bar is arranged at the end part of the reinforced concrete frame beam, a T-shaped steel pipe is welded on the connecting steel plate, and the T-shaped steel pipe is inserted into the T-shaped connecting steel pipe; the T-shaped steel pipes are fastened with the T-shaped connecting steel pipes through connecting bolts arranged on the reinforced concrete frame beams.

The beneficial effects of this novel are:

1) According to the assembled beam column connecting node, the connecting mode of the reinforced concrete beam column is skillfully converted into the connecting mode of the steel structure, so that the construction difficulty is further optimized while the strength of the beam column connecting node is ensured, the popularization and development of an assembled building are facilitated, and the field construction efficiency is improved.

2) Concrete is poured into the connected steel pipes, so that the advantages of the concrete and the steel are further exerted, and the cooperative work of the two materials is realized.

3) The novel structure is simple, construction is convenient, on-site operability is strong, and reliability of node connection is guaranteed. The method can be widely applied to the assembled structure and promotes the development of the assembled structure.

Drawings

Fig. 1: the novel structure schematic diagram;

fig. 2: a vertical section view of the novel reinforced concrete frame column;

fig. 3: a cross section view of the novel reinforced concrete frame beam;

fig. 4: an enlarged view of the beam end of the novel reinforced concrete frame;

1: reinforced concrete frame post, 2: reinforced concrete frame beam, 3: connecting bolt, 4: vertical atress reinforcing bar, 5: bolt hole, 6: longitudinal stress steel bar, 7: beam-end connecting steel plate, 8:T type connecting steel pipe, 9: t-shaped steel pipe.

Detailed Description

The following description is of preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, but any modifications, equivalents, and improvements within the spirit and principles of the utility model should be included in the scope of the utility model,

as shown in fig. 1, 2, 3 and 4: the utility model relates to an assembled beam column connecting node, which comprises a reinforced concrete frame column 1 and a reinforced concrete frame beam 2, wherein a T-shaped steel pipe 9 is arranged in the reinforced concrete frame column 1, the reinforced concrete frame column 1 and the T-shaped steel pipe 9 are an integral prefabricated component, the embedding depth of the T-shaped steel pipe 9 is half of the thickness of the reinforced concrete frame column 1, a vertical stress steel bar 4 is arranged in the reinforced concrete frame column 1, the vertical stress steel bar 4 is welded on the T-shaped steel pipe 9 up and down, and the T-shaped steel pipe 9 is integrally embedded in the frame column 1.

Longitudinal stress steel bars 6 are arranged in the reinforced concrete frame beam 2. The end connection of reinforced concrete frame roof beam 2 has the beam end connection steel sheet 7 of welding on vertical atress reinforcing bar 6, and the welding has T type connecting steel pipe 8 on the beam end connection steel sheet 7, and T type connecting steel pipe 8 fills the concrete, and T type connecting steel pipe 8 that fills the concrete sets up in beam end connection steel sheet 7 middle part position. The T-shaped connecting steel pipe 8 is just inserted in the middle of the T-shaped steel pipe 9.

4 bolt holes 5 are arranged on two sides of the T-shaped connecting

steel pipe

8, and 4 bolt holes are arranged on the outer side of the frame column 1. The node is correspondingly inserted with 4 connecting bolts 3, and the connecting bolts 3 are inserted into bolt holes of the T-shaped connecting steel pipe 8 and the T-shaped steel pipe 9 to fix the T-shaped connecting steel pipe 8 and the T-shaped steel pipe 9.

The connecting bolts 3, the T-shaped connecting steel pipes 8, the T-shaped steel pipes 9 and the like have the same rigidity and strength.

The application principle of the utility model is as follows: the rigid connection of the steel structure is utilized to achieve the purposes of convenient use, convenient construction and reliable performance.

The reinforced concrete frame column of the utility model. The reinforced concrete frame beam and the nodes are manufactured in advance in engineering, all materials are assembled after being transported to a construction site, and concrete is filled in the T-shaped connecting steel pipes after the assembly is completed, so that the problem of complex construction at the joints of the beam and the column is solved, and the problem of concrete cracking at the joints can be reduced.

Claims

1. The utility model provides an assembled beam column connected node, includes reinforced concrete frame roof beam and reinforced concrete frame post, its characterized in that: a vertical stress steel bar and a T-shaped connecting steel pipe are prefabricated in the reinforced concrete frame column, and the vertical stress steel bar is welded on the T-shaped connecting steel pipe up and down; a longitudinal stress steel bar is arranged in the reinforced concrete frame beam, a connecting steel plate welded with the longitudinal stress steel bar is arranged at the end part of the reinforced concrete frame beam, a T-shaped steel pipe is welded on the connecting steel plate, and the T-shaped steel pipe is inserted into the T-shaped connecting steel pipe; the T-shaped steel pipes are fastened with the T-shaped connecting steel pipes through connecting bolts arranged on the reinforced concrete frame beams.

2. A fabricated beam-column connection node according to claim 1, wherein: the T-shaped connecting steel pipe is integrally embedded into the reinforced concrete frame column; 4 bolt connecting holes are respectively formed in two sides of the T-shaped steel pipe and the T-shaped connecting steel pipe, and 4 bolt connecting holes are also formed in the outer side of the reinforced concrete frame column; the bolt connecting hole arranged on the T-shaped steel pipe is a threaded hole; and a connecting bolt inserted into the T-shaped steel pipe and the T-shaped connecting steel pipe is screwed on each of the 4 bolt connecting holes.

3. A fabricated beam-column connection node according to claim 1, wherein: the embedded depth of the T-shaped steel pipe is half of the thickness of the reinforced concrete frame column.

4. A fabricated beam-column connection node according to claim 1, wherein: concrete is poured into the T-shaped connecting steel pipe.