CN215716567U - Take telescopic assembled reinforced concrete post and girder steel connected node - Google Patents

Take telescopic assembled reinforced concrete post and girder steel connected node Download PDF

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Publication number
CN215716567U
CN215716567U CN202120723912.7U CN202120723912U CN215716567U CN 215716567 U CN215716567 U CN 215716567U CN 202120723912 U CN202120723912 U CN 202120723912U CN 215716567 U CN215716567 U CN 215716567U
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steel
reinforced concrete
concrete column
sleeve
steel beam
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CN202120723912.7U
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刘艳芝
张芬芬
温会平
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Hunan University
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Hunan University
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Abstract

The utility model discloses an assembly type reinforced concrete column and steel beam connecting node with a sleeve, which mainly comprises a reinforced concrete column, a steel beam, a steel sleeve, a T-shaped piece, a web plate angle steel, a split bolt and a high-strength bolt. In a factory, column steel bars are bound firstly, a steel sleeve with reserved split bolt holes penetrates through a steel bar cage and is fixed at a node before a formwork is erected, split bolts are fixed on the steel sleeve, and after the formwork is erected on two sides of the steel sleeve, concrete is poured. In a construction site, connecting a web plate of the T-shaped part with upper and lower flanges of a steel beam by using a high-strength bolt, and connecting one limb of a web plate angle steel with the steel beam by using the high-strength bolt at the web plate of the steel beam; and finally, connecting the T-shaped part flange and the web plate angle steel with the reinforced concrete column through a split bolt. Compared with the prior art, the utility model has the following advantages: the node areas are connected by steel sleeves, and the concrete in the node areas is adjusted to participate in stress, so that the ductility is good; the reinforced concrete column and the steel beam are connected by the split bolts, so that the bearing capacity is high.

Description

Take telescopic assembled reinforced concrete post and girder steel connected node
Technical Field
The utility model belongs to the technical field of engineering structures, and is suitable for connecting reinforced concrete columns and steel beam joints in a multi-story and high-rise assembled building structure.
Background
The emergence and development of the assembly type building are inevitable results of industrialization and modernization of the building industry, and are objective requirements for changing a construction mode from a traditional production mode which relies on low-cost labor cost to a mechanized and industrialized production mode.
The assembly type reinforced concrete composite structure consists of a reinforced concrete column and a steel beam, the two materials can be prefabricated in a factory and then welded and assembled on site, and the construction efficiency is high. Compare the roof beam and link up the node in addition, the post link up the node structure simple relatively, and the construction is comparatively convenient, more is favorable to realizing the assembly ization. In view of the above, a novel fabricated column through reinforced concrete column-steel beam connecting node with good anti-seismic performance and high construction speed is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides the assembled reinforced concrete column and steel beam connecting node with the sleeve, which is easy to repair, simple in structure, convenient and fast to install and excellent in performance.
The utility model is realized by the following technical scheme:
a connection node of an assembled reinforced concrete column and a steel beam with a sleeve is characterized by comprising a reinforced concrete column, a steel beam, a steel sleeve, a T-shaped piece, web plate angle steel, a split bolt and a high-strength bolt;
the steel sleeve is installed in the reinforced concrete column joint area, the hole is reserved in the steel sleeve, the split bolts are embedded in the hole, the T-shaped piece is connected to the upper flange and the lower flange of the steel beam on site, the web plate angle steel of the steel beam is connected to the web plate angle steel, and finally the steel beam with the T-shaped piece and the web plate angle steel is spliced with the reinforced concrete column through the split bolts, so that the steel beam and the reinforced concrete column can be detached in the assembling process.
The steel sleeve, the steel beam and the reinforced concrete column are prefabricated into an integral component in a factory, and the connection strength of the steel sleeve, the steel beam and the reinforced concrete column is not lower than the strength grade of the reinforced concrete column.
The T-shaped part, the web plate angle steel and the steel beam are connected through high-strength bolts, the T-shaped part, the web plate angle steel and the reinforced concrete column are connected through split bolts, and the beam column nodes are connected through bolts.
The steel sleeve is fixed in a node area of the reinforced concrete column by adopting pre-embedded split bolts.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model is formed by connecting the reinforced concrete column, the steel beam, the steel sleeve and the like, the manufacture of all the components is completed in a factory, and the components are connected only by adopting bolts on a construction site, so that the construction is convenient.
2. The ductility is good, a steel sleeve is installed in a node area of the reinforced concrete column, the node area concrete is adjusted to participate in stress, and the development of concrete cracks is delayed; so that the concrete at the bolt hole is uniformly stressed and the premature cracking of the concrete due to the stress concentration at the bolt hole is avoided.
3. The bearing capacity is high, adopts split bolt connection reinforced concrete column and girder steel, and tensile strength is high, only needs to twist off girder steel tip high strength bolt when the node became invalid, can change T-piece and web angle steel.
Drawings
The utility model is further elucidated with reference to the drawing.
FIG. 1 is a front view of the novel assembled reinforced concrete column with sleeve and steel beam connection node structure of the present invention;
FIG. 2 is a side view of the novel sleeved assembled reinforced concrete column and steel beam connection node of the present invention;
FIG. 3 is a top view of the connecting joint of the assembled steel reinforced concrete column with sleeve and steel beam of the present invention;
fig. 4 is a schematic structural view of a connection node of the novel assembled reinforced concrete column with a sleeve and a steel beam.
In the figure:
1-reinforced concrete column, 2-steel beam, 3-high-strength bolt, 4-steel sleeve,
5-split bolt, 6-T-shaped piece and 7-web angle steel.
Detailed Description
The utility model is further described with reference to the following figures and detailed description.
A novel assembled reinforced concrete column and steel beam connected node with a sleeve comprises a reinforced concrete column 1, a steel beam 2, a high-strength bolt 3, a steel sleeve 4, a split bolt 5, a T-shaped piece 6 and web plate angle steel 7, and referring to figures 1-4, the installation method of the embodiment is as follows:
1. manufacturing a reinforced concrete column with a sleeve: binding column steel bars, penetrating a steel sleeve 4 with reserved split bolt holes through a steel reinforcement cage to be fixed at a node before a template is erected, fixing split bolts 5 on the steel sleeve, and pouring concrete after templates are arranged on two sides of the steel sleeve 5 to obtain the reinforced concrete column with the sleeve.
2. Connecting beam-column nodes: firstly, connecting a web of a T-shaped part 6 with an upper flange and a lower flange of a steel beam 2 by using a high-strength bolt 3, and connecting one limb of a web angle steel 7 with the steel beam 2 by using the high-strength bolt 3 at the web of the steel beam 2; and finally, connecting the flange of the T-shaped part 6 and the other limb of the web plate angle steel 7 with the reinforced concrete column 1 through split bolts 5 respectively to obtain the assembled reinforced concrete column and steel beam connecting node with the sleeve.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.

Claims (4)

1. The assembled reinforced concrete column and steel beam connecting node with the sleeve is characterized by comprising a reinforced concrete column, a steel beam, a steel sleeve, a T-shaped part, web plate angle steel, split bolts and high-strength bolts, wherein the steel sleeve is installed in the reinforced concrete column node area, the split bolts are pre-embedded in holes reserved in the steel sleeve, the T-shaped part is connected with an upper flange and a lower flange of the steel beam on site, the web plate angle steel of the steel beam is connected with the web plate angle steel, and finally the steel beam with the T-shaped part and the web plate angle steel is spliced with the reinforced concrete column through the split bolts, so that the steel beam and the reinforced concrete column can be disassembled in the assembling process.
2. The assembled reinforced concrete column and steel beam connecting node with the sleeve as claimed in claim 1, wherein the steel sleeve, the steel beam and the reinforced concrete column are prefabricated as an integral component in a factory, and the connecting strength of the steel sleeve, the steel beam and the reinforced concrete column is not lower than the strength grade of the reinforced concrete column.
3. The assembled reinforced concrete column and steel beam connection node with the sleeve as claimed in claim 1, wherein the T-shaped piece, the web plate angle steel and the steel beam are connected by high-strength bolts, the T-shaped piece, the web plate angle steel and the reinforced concrete column are connected by split bolts, and the connection mode of the beam column node is bolt connection.
4. The assembled reinforced concrete column and steel beam connecting node with the sleeve as claimed in claim 1, wherein the steel sleeve is fixed in the reinforced concrete column node area by adopting pre-embedded split bolts.
CN202120723912.7U 2021-04-09 2021-04-09 Take telescopic assembled reinforced concrete post and girder steel connected node Active CN215716567U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120723912.7U CN215716567U (en) 2021-04-09 2021-04-09 Take telescopic assembled reinforced concrete post and girder steel connected node

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120723912.7U CN215716567U (en) 2021-04-09 2021-04-09 Take telescopic assembled reinforced concrete post and girder steel connected node

Publications (1)

Publication Number Publication Date
CN215716567U true CN215716567U (en) 2022-02-01

Family

ID=80028741

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120723912.7U Active CN215716567U (en) 2021-04-09 2021-04-09 Take telescopic assembled reinforced concrete post and girder steel connected node

Country Status (1)

Country Link
CN (1) CN215716567U (en)

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