CN219316043U

CN219316043U - Node for connecting stiff concrete column and steel beam

Info

Publication number: CN219316043U
Application number: CN202320885195.7U
Authority: CN
Inventors: 蒋荣华; 陈维超; 岳建军; 何晓清; 王勇
Original assignee: Hunan No4 Engineering Corp Co ltd
Current assignee: Hunan No4 Engineering Corp Co ltd
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-07-07
Anticipated expiration: 2033-04-19

Abstract

The utility model relates to the technical field of constructional engineering and discloses a node for connecting a stiff concrete column and a steel beam, which comprises a profile steel column, wherein a plurality of second fixing plates are fixedly arranged on the outer side wall of the profile steel column, a fixing frame is sleeved on the outer side of the profile steel column, a plurality of fixing blocks are fixedly arranged on the inner side wall of the fixing frame, through holes are formed in the outer side wall of the second fixing plate and the outer side wall of the plurality of fixing blocks near two sides, the second fixing plates are arranged on the outer side wall of the profile steel column, a fixing frame is arranged on the outer side of the profile steel column, the fixing blocks are arranged on the inner side wall of the fixing frame, and through holes are formed in the outer side walls of the fixing blocks and the second fixing plates.

Description

Node for connecting stiff concrete column and steel beam

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to a node for connecting a stiff concrete column and a steel beam.

Background

The stiffness concrete column is a structure formed by members of steel reinforced concrete, is generally widely applied to large-scale structures, aims to minimize the section and maximize the bearing capacity, saves space, is commonly H-shaped steel stiffness concrete, cross steel column concrete, round steel column concrete and the like, is generally welded with rivets for casting, and has the advantages of small section size, high bearing capacity, good overall rigidity, remarkable earthquake resistance and the like compared with the traditional reinforced concrete column;

according to the node device of the stiff concrete cross column and the steel beam disclosed in the Chinese patent application number (CN 201220478937.6), the node device of the stiff concrete cross column and the steel beam in a steel structure building is particularly used for overcoming the defects that in the prior art, steel bars and section steel are alternately inserted, the steel bars of the nodes are difficult to arrange, the concrete pouring at the nodes is inconvenient, the compactness is difficult and the like. In order to solve the technical problems, the utility model provides a node device with simple reinforcement and convenient concrete pouring, and the technical scheme of the utility model is a node device of a reinforced concrete cross column and a steel beam, which consists of an upper flange plate, a lower flange plate, an anchor bolt, a king plate, a web plate, an upper steel column and a bottom steel column, and is characterized in that the anchor bolt is fixed on the upper flange plate, the upper steel column is lifted to a certain height, the king plate is welded between the upper flange plate and the lower flange plate, the web plate is welded, the web plate is reinforced, and the bottom steel column is arranged on the lower flange plate;

the utility model provides a back is improving to the node that rigid concrete post and girder steel are connected, the upper flange plate's characterized in that is equipped with pouring hole and exhaust hole, conveniently pour concrete and insert the vibrations pump, make concrete structure closely knit, exhaust hole is used for the exhaust air when pouring, but the device is when using, although set up the exhaust hole, but in the in-process of pouring inside concrete, often there is the air to fail in time getting rid of at rectangle steel pipe closed angle position, concrete and steel pipe can't produce shear stress on the void region interface, the weakening of shearing force before concrete and the steel pipe further influences the hoop effect of steel pipe to concrete, collaborative work between the two weakens, consequently, skilled person provides a node that rigid concrete post and girder steel are connected, in order to solve the problem that proposes among the above-mentioned background art.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a joint for connecting a stiff concrete column and a steel beam, which solves the problems that although vent holes are formed in the prior art, air is often not discharged in time at the sharp corner part of a rectangular steel pipe in the process of pouring internal concrete, shearing stress cannot be generated between the concrete and the steel pipe on the interface of a void area, the hoop effect of the steel pipe on the concrete is further influenced by weakening of shearing force before the concrete and the steel pipe, and the cooperative work between the concrete and the steel pipe is weakened.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a node that strength nature concrete column and girder steel are connected, includes the shaped steel post, the fixed a plurality of second fixed plates that are provided with of lateral wall of shaped steel post, the outside cover of shaped steel post is equipped with the fixed frame, the inside wall of fixed frame is fixed to be provided with a plurality of fixed blocks, leans on both sides department the through-hole has all been seted up to the lateral wall of second fixed plate and the lateral wall of a plurality of fixed blocks.

Through adopting above-mentioned technical scheme, set up the second fixed plate at shaped steel post lateral wall, the shaped steel post outside sets up the fixed frame, fixed frame inside wall sets up the fixed block, the through-hole is all seted up to the lateral wall of fixed block and second fixed plate, can be when pouring concrete, the through-hole that the concrete is full of in second fixed plate and the fixed block forms the concrete tenon, the slip shear force between transmission shaped steel post and the concrete is showing the relative slip between reduction shaped steel post and the concrete, strengthen the interact between the two, show the mechanical properties that improves the node.

Further, a through groove is formed in one side wall of the fixing frame, a steel beam is fixedly arranged in the through groove, a first fixing plate is fixedly arranged on the upper inner wall of the steel beam, and a plurality of fixing bolts are fixedly arranged on one side wall of the first fixing plate.

Through adopting above-mentioned technical scheme, set up fixed frame in the outside of shaped steel post, fixed frame one side is seted up logical groove, leads to the inslot and sets up the girder steel, and shaped steel post lower extreme sets up the backup pad, and overall framework is simple, the installation of the node of being convenient for, and fixed frame upper end is open state simultaneously, conveniently pour concrete more and exhaust when pouring concrete.

Further, the lateral wall lower extreme of section steel post is fixedly provided with the backup pad, the lower terminal surface of backup pad is fixedly provided with a plurality of first supporting pieces.

By adopting the technical scheme, the support can be better provided for the fixing frame at the upper end.

Further, two second supporting blocks are fixedly arranged on one side wall of the fixing frame.

Through adopting above-mentioned technical scheme, the girder steel of support that can be better makes the girder steel more stable.

Further, the through groove is I-shaped.

Through adopting above-mentioned technical scheme, can make things convenient for the installation of girder steel, the laminating more of installation.

Further, a plurality of mounting holes are formed in one side wall of the fixing frame.

By adopting the technical scheme, a plurality of fixing bolts can be conveniently installed.

Further, the first support blocks and the second support blocks are made of steel.

By adopting the technical scheme, the steel has high strength and can better provide support for the upper end structure.

The utility model provides a node for connecting a stiff concrete column and a steel beam, which has the following beneficial effects:

1. this a joint that strength nature concrete column is connected with girder steel sets up the second fixed plate through at shaped steel column lateral wall, the shaped steel column outside sets up the fixed frame, the fixed frame inside wall sets up the fixed block, the through-hole is all seted up to the lateral wall of fixed block and second fixed plate, can be when pouring concrete, the concrete is full of the through-hole in second fixed plate and the fixed block and forms the concrete tenon, the shear force that slides between transmission shaped steel column and the concrete is showing the relative slip between reduction shaped steel column and the concrete, strengthen the interact between the two, show the mechanical properties that improves the node.

2. This a node that strength nature concrete column is connected with girder steel sets up fixed frame through the outside at the shaped steel post, and logical groove is seted up to fixed frame one side, leads to the inslot and sets up the girder steel, and shaped steel post lower extreme sets up the backup pad, and overall framework is simple, the installation of the node of being convenient for, and fixed frame upper end is open state simultaneously, more conveniently pours the concrete and exhaust when pouring the concrete.

Drawings

FIG. 1 is a perspective view of a joint of a stiff concrete column and a steel beam according to the present utility model;

FIG. 2 is a front cross-sectional view of a joint of a stiff concrete column and a steel beam according to the present utility model;

FIG. 3 is a top view of a joint between a stiff concrete column and a steel beam according to the present utility model;

fig. 4 is a front view of a joint of a stiff concrete column and a steel beam according to the present utility model.

Legend description:

1. a section steel column; 2. a fixed frame; 3. a support plate; 4. a first fixing plate; 5. a steel beam; 6. a fixing bolt; 7. a through groove; 8. a first support block; 9. a second support block; 10. a through hole; 11. a fixed block; 12. and a second fixing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a node that strength nature concrete column and girder steel are connected, including shaped steel post 1, the fixed a plurality of second fixed plates 12 that are provided with of lateral wall of shaped steel post 1, the outside cover of shaped steel post 1 is equipped with fixed frame 2, the fixed a plurality of fixed blocks 11 that are provided with of inside wall of fixed frame 2, the through-hole 10 has all been seted up to the lateral wall of leaning on both sides department second fixed plate 12 and the lateral wall of a plurality of fixed blocks 11, set up second fixed plate 12 at shaped steel post 1 lateral wall, the fixed frame 2 outside sets up fixed block 11 in the shaped steel post 1, through-hole 10 is all seted up to the lateral wall of fixed block 11 and second fixed plate 12, can be when pouring the concrete, the concrete is full of through-hole 10 in second fixed plate 12 and the fixed block 11 forms the concrete tenon, the slip shearing force between transmission type steel post 1 and the concrete, show the relative slip between the shaped steel post 1 and the concrete, strengthen the interact between the two, show improvement node's mechanical properties.

The logical groove 7 has been seted up to a side wall of fixed frame 2, the inside fixed girder steel 5 that is provided with of logical groove 7, the fixed first fixed plate 4 that is provided with of last inner wall of girder steel 5, the fixed a plurality of gies 6 that are provided with of a side wall of first fixed plate 4, set up fixed frame 2 in the outside of shaped steel post 1, logical groove 7 is seted up to fixed frame 2 one side, set up girder steel 5 in logical groove 7, shaped steel post 1 lower extreme sets up backup pad 3, overall framework is simple, the installation of node of being convenient for, fixed frame 2 upper end is open state simultaneously, more conveniently pour the concrete and exhaust when pouring the concrete.

The lateral wall lower extreme of section steel column 1 is fixed and is provided with backup pad 3, and the lower terminal surface of backup pad 3 is fixed and is provided with a plurality of first supporting shoe 8, can be better for the fixed frame 2 of upper end provides the support.

Two second supporting blocks 9 are fixedly arranged on one side wall of the fixed frame 2, and can better support the steel beam 5, so that the steel beam 5 is more stable.

The through groove 7 is I-shaped, so that the steel beam 5 can be conveniently installed, and the installation is more fit.

A plurality of mounting holes are formed in one side wall of the fixed frame 2, so that a plurality of fixing bolts 6 can be conveniently mounted.

The materials of the first supporting blocks 8 and the second supporting blocks 9 are steel, the strength of the steel is high, and the support can be better provided for the upper end structure.

Working principle: when the fixing frame is used, the fixing frame 2 is sleeved on the outer side of the steel column 1, the fixing block 11 on the inner side of the fixing frame 2 is aligned with the second fixing plate 12 on the outer side of the steel column 1, then the steel beam 5 is installed into the fixing frame 2 from the through groove 7, after the fixing frame is installed in place, the first fixing plate 4 on the steel beam 5 can be clung to the outer side wall of the fixing frame 2, then the first fixing plate 4 and the steel beam 5 are fixed to the outer side wall of the fixing frame 2 through the plurality of fixing bolts 6, the installation of the whole node can be completed, concrete can be poured, and as the through holes 10 are formed in the outer sides of the second fixing plate 12 and the fixing block 11, the concrete is filled with the through holes 10 in the second fixing plate 12 and the fixing block 11 to form concrete tenons when the concrete is poured, the sliding shearing force between the steel column 1 and the concrete is obviously reduced, the interaction between the steel column 1 and the concrete is enhanced, the mechanical property of the node is obviously improved, and meanwhile, the upper end of the fixing frame 2 is in an open state, and the concrete is more convenient to exhaust when the concrete is poured.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a node that strength nature concrete column and girder steel are connected, includes section bar post (1), its characterized in that: the steel column is characterized in that a plurality of second fixing plates (12) are fixedly arranged on the outer side wall of the steel column (1), a fixing frame (2) is sleeved on the outer side of the steel column (1), a plurality of fixing blocks (11) are fixedly arranged on the inner side wall of the fixing frame (2), and through holes (10) are formed in the outer side wall of the second fixing plates (12) and the outer side walls of the fixing blocks (11) close to two sides.

2. A joint for connecting a stiff concrete column to a steel beam as claimed in claim 1, wherein: a through groove (7) is formed in one side wall of the fixed frame (2), a steel beam (5) is fixedly arranged in the through groove (7), a first fixed plate (4) is fixedly arranged on the upper inner wall of the steel beam (5), and a plurality of fixing bolts (6) are fixedly arranged on one side wall of the first fixed plate (4).

3. A joint for connecting a stiff concrete column to a steel beam as claimed in claim 1, wherein: the steel column is characterized in that a supporting plate (3) is fixedly arranged at the lower end of the outer side wall of the steel column (1), and a plurality of first supporting blocks (8) are fixedly arranged on the lower end face of the supporting plate (3).

4. A joint for connecting a stiff concrete column to a steel beam as claimed in claim 1, wherein: two second supporting blocks (9) are fixedly arranged on one side wall of the fixed frame (2).

5. A joint for connecting a stiff concrete column to a steel beam as claimed in claim 2, wherein: the through groove (7) is I-shaped.

6. A joint for connecting a stiff concrete column to a steel beam as claimed in claim 1, wherein: a plurality of mounting holes are formed in one side wall of the fixed frame (2).

7. A joint for connecting a stiff concrete column to a steel beam as claimed in claim 3, wherein: the first supporting blocks (8) and the second supporting blocks (9) are made of steel.