CN213115208U

CN213115208U - Column base node of high-rise building box-shaped section steel column

Info

Publication number: CN213115208U
Application number: CN202021083201.XU
Authority: CN
Inventors: 武士炯; 丁美志; 尹亚鸿; 江宝国; 岳艳红
Original assignee: Shanghai General Building Engineering Co ltd
Current assignee: Shanghai General Building Engineering Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-05-04
Anticipated expiration: 2030-06-12

Abstract

The utility model discloses a column base node of high-rise building box cross-section steel column relates to building steel construction technical field, this column base node of high-rise building box cross-section steel column, including steel column body and concrete seat, the bottom fixedly connected with baffle of steel column body, the top of baffle and the bottom fixed connection who puts up more energy into, the side of steel column body inner wall and the side fixed connection who puts up more energy into, the bottom of baffle is fixedly connected with curb plate and cross dysmorphism board respectively. The utility model discloses a set up baffle, stiffening frame, curb plate, cross dysmorphism board and bottom plate to among the solution prior art, when present common high-rise building box cross-section steel column carries out the outsourcing column base, rag bolt and stiffening plate can only set up peripherally in the box cross-section steel column outside, thereby cause the column base planar area of outsourcing great, not only increased the engineering volume of outside concrete, also influenced the pleasing to the eye problem of column base.

Description

Column base node of high-rise building box-shaped section steel column

Technical Field

The utility model relates to a building steel construction technical field specifically is a column base node of high-rise building box cross-section steel column.

Background

The steel structure column base is a steel column support part for transmitting internal force from a steel column to a foundation, and is a multi-story high-rise building with more than fifty meters, the steel structure column base adopts an outer-wrapped column base, the outer-wrapped column base is composed of a steel column base and outer-wrapped concrete, generally, the steel column base is mainly composed of a column base bottom plate, a stiffening plate, foundation bolts and the like, and for the steel column base of the box-section steel column, after the upper box-section steel column is welded with the column bottom plate, the four sides of the steel column are closed, the foundation bolts and the stiffening plate can only be arranged on the periphery of the outer side of the box-section steel column, and the concrete is used for wrapping the column base outside, so that the outer.

In the prior art, when a column base is externally coated on a common box-section steel column of a high-rise building at present, after the box-section steel column is welded with a column base plate, because four sides of the steel column are closed, foundation bolts and stiffening plates can only be arranged on the periphery of the outer side of the box-section steel column, and the column base is coated with concrete to form an externally coated column base, the plane area of the coated column base is large, the engineering quantity of external concrete is increased, and the attractiveness of the column base is influenced.

Disclosure of Invention

The utility model provides a column base node of high-rise building box cross-section steel column possesses the advantage that reduces the engineering volume of concrete to among the solution prior art, when present common high-rise building box cross-section steel column carries out the outsourcing column base, rag bolt and stiffener can only set up peripherally in the box cross-section steel column outside, thereby cause the column base plane area of outsourcing great, not only increased the problem of the engineering volume of outside concrete.

For the engineering volume that realizes reducing the concrete, make the column base more pleasing to the eye purpose, the utility model provides a following technical scheme: a column base node of a high-rise building box-shaped section steel column comprises a steel column body and a concrete seat, wherein a partition plate is fixedly connected to the bottom of the steel column body, the top of the partition plate is fixedly connected with the bottom of a stiffening frame, the side surface of the inner wall of the steel column body is fixedly connected with the side surface of the stiffening frame, the bottom of the partition plate is respectively and fixedly connected with a side plate and a cross-shaped special-shaped plate, the bottoms of the side plates and the cross-shaped special-shaped plates are fixedly connected with the top of a bottom plate, the bottom of the bottom plate is fixedly connected with the top of the concrete seat, foundation bolts are embedded in the top of the concrete seat, the tops of the foundation bolts penetrate through the bottom plate and are in threaded connection with the inner wall of nuts, the bottoms of the nuts are movably connected with the top of the bottom plate, a concrete body is poured at the bottom of, the bottom of the concrete body is fixedly connected with the top of the concrete seat.

As a preferred technical scheme of the utility model, the stiffening frame includes diaphragm and riser, the quantity of riser is two, two the riser is fixed connection respectively at the front and the back of diaphragm, the bottom of diaphragm and riser all with the top fixed connection of baffle, diaphragm and riser surface are close to one side of steel column body all with the inner wall fixed connection of steel column body.

As a preferred technical scheme of the utility model, the surface of diaphragm and one side fixed connection of inclined supporting plate, the opposite side of inclined supporting plate and the fixed surface of riser are connected.

As a preferred technical scheme of the utility model, cross dysmorphism board includes horizontal dysmorphism board and perpendicular dysmorphism board, the quantity of perpendicular dysmorphism board is two, the top of horizontal dysmorphism board and perpendicular dysmorphism board all with the bottom fixed connection of baffle, the bottom of horizontal dysmorphism board and perpendicular dysmorphism board all with the top fixed connection of bottom plate, two perpendicular dysmorphism board fixed connection is at the front and the back of horizontal dysmorphism board respectively.

As an optimal technical scheme of the utility model, the inside pre-buried square plate that has of concrete seat, the bottom fixedly connected with connecting block of square plate, the connecting block is pre-buried in the inside of concrete seat.

As an optimal technical scheme of the utility model, the quantity of curb plate is four, four the curb plate uses the axle center of bottom plate to be the annular array and distributes as the array center.

Compared with the prior art, the utility model provides a column base node of high-rise building box cross-section steel column possesses following beneficial effect:

1. the column base node of the high-rise building box-section steel column is characterized in that a partition plate, a stiffening frame, a side plate, a cross special-shaped plate and a bottom plate are arranged, when the node is used, the stiffening frame is fixed inside a steel column body, the partition plate is fixed at the bottom of the steel column body, the side plate and the cross special-shaped plate are fixed at the bottom of the partition plate, the bottom plate is sleeved on a foundation bolt, a nut is screwed by utilizing the gap space of the cross special-shaped plate, then concrete is wrapped outside the position of the side plate, the cross special-shaped plate, the bottom plate and the concrete form a new column base, the foundation bolt and the stiffening frame are all positioned in the section of the steel column body, the engineering quantity of the concrete is reduced, the column base is more attractive, and the problem that in the prior art, when the column base is wrapped outside the common high-rise building box-section steel column is wrapped outside the, not only increases the project amount of external concrete, but also influences the beautiful appearance of the column base.

2. This column base node of high-rise building box cross-section steel column through setting up the fagging to one side, and when using, the fagging is fixed on the surface of putting more energy into the framves to one side, increases the structural strength of putting more energy into the framves position to increase the structural strength of steel column body.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a top cross-sectional view of the slanted supporting plate of the present invention;

FIG. 3 is a top cross-sectional view of the cross-shaped sketch plate of the present invention;

FIG. 4 is a front sectional view of the horizontal irregular plate of the present invention;

FIG. 5 is a left sectional view of the vertical special-shaped plate of the present invention;

fig. 6 is a left sectional view of the side plate of the present invention.

In the figure: 1. a steel column body; 2. a concrete seat; 3. a partition plate; 4. a stiffening frame; 401. a transverse plate; 402. a vertical plate; 5. a side plate; 6. a cross-shaped profiled plate; 601. a transverse special-shaped plate; 602. a vertical special-shaped plate; 7. a base plate; 8. anchor bolts; 9. a nut; 10. a concrete body; 11. a diagonal bracing plate; 12. a square plate; 13. and (4) connecting the blocks.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1-6, the utility model discloses a column base node of a high-rise building box section steel column, comprising a steel column body 1 and a concrete seat 2, wherein the steel column body 1 is formed by welding four side steel plates, a baffle 3 is fixedly connected to the bottom of the steel column body 1, the baffle 3 is used for preventing a concrete body 10 from entering the steel column body 1, the top of the baffle 3 is fixedly connected with the bottom of a stiffening frame 4, the side surface of the inner wall of the steel column body 1 is fixedly connected with the side surface of the stiffening frame 4, the stiffening frame 4 is used for improving the structural strength of the position of the steel column body 1, the bottom of the baffle 3 is respectively fixedly connected with a side plate 5 and a cross special-shaped plate 6, the side plate 5 increases the structural strength of the position of the cross-shaped plate 6, a nut 9 can be screwed down by utilizing the clearance space of the cross-shaped special-shaped plate 6 and the special-shaped radian space of the side plate 5, the, increase 5 tops of curb plate and baffle 3's area of contact, increase curb plate 5 and baffle 3's joint strength, curb plate 5 and cross sketch plate 6's bottom all with the top fixed connection of bottom plate 7, the bottom of bottom plate 7 and the top fixed connection of concrete seat 2, the pre-buried rag bolt 8 that has in top of concrete seat 2, bottom plate 7 cover is on rag bolt 8, twist nut 9 on rag bolt 8, can fix steel column body 1, the top of rag bolt 8 runs through bottom plate 7 and with the inner wall threaded connection of nut 9, the bottom of nut 9 and the top swing joint of bottom plate 7, concrete body 10 has been pour to the bottom of baffle 3, concrete body 10 wraps up at curb plate 5, cross sketch plate 6, bottom plate 7, the surface of rag bolt 8 and nut 9, the bottom of concrete body 10 and the top fixed connection of concrete seat 2.

Specifically, the stiffening frame 4 includes diaphragm 401 and riser 402, and the quantity of riser 402 is two, and two riser 402 are fixed connection respectively at the front and the back of diaphragm 401, and the bottom of diaphragm 401 and riser 402 all with the top fixed connection of baffle 3, diaphragm 401 and riser 402 surface be close to one side of steel column body 1 all with the inner wall fixed connection of steel column body 1.

In this embodiment, the riser 402 is connected with diaphragm 401, and riser 402 and diaphragm 401 fixed connection are used for increasing steel column body 1's structural strength through stiffening frame 4 on steel column body 1's inner wall.

Specifically, the surface of the horizontal plate 401 is fixedly connected with one side of the inclined strut plate 11, and the other side of the inclined strut plate 11 is fixedly connected with the surface of the vertical plate 402.

In this embodiment, the inclined strut plate 11 is used to increase the connection strength between the transverse plate 401 and the vertical plate 402 on the stiffening frame 4, thereby improving the structural strength of the steel column body 1.

Specifically, cross dysmorphism board 6 includes horizontal dysmorphism board 601 and vertical dysmorphism board 602, and the quantity of vertical dysmorphism board 602 is two, and the top of horizontal dysmorphism board 601 and vertical dysmorphism board 602 all is with the bottom fixed connection of baffle 3, and the bottom of horizontal dysmorphism board 601 and vertical dysmorphism board 602 all is with the top fixed connection of bottom plate 7, and two vertical dysmorphism boards 602 are fixed connection respectively at the front and the back of horizontal dysmorphism board 601.

In this embodiment, the cross shaped plate 6 is composed of the horizontal shaped plate 601 and the vertical shaped plate 602, and the nut 9 can be screwed down from the gap space of the cross shaped plate 6.

Specifically, the square plate 12 is pre-buried in the concrete seat 2, the connecting block 13 is fixedly connected to the bottom of the square plate 12, and the connecting block 13 is pre-buried in the concrete seat 2.

In this embodiment, square plate 12 increases the area of contact of rag bolt 8 and concrete seat 2, and connecting block 13 increases the area of contact of square plate 12 and concrete seat 2 to improve rag bolt 8 and concrete seat 2's joint strength.

Specifically, the number of the side plates 5 is four, and the four side plates 5 are distributed in an annular array by taking the axis of the bottom plate 7 as an array center.

In this embodiment, the side plates 5 are located at the side positions of the cross-shaped irregular plates 6, so that the structural strength of the positions of the cross-shaped irregular plates 6 is increased, the contact area with the concrete body 10 is increased, and the connection strength with the concrete body 10 is increased.

The utility model discloses a theory of operation and use flow: when the steel column reinforcing frame is used, the reinforcing frame 4 is fixed inside the steel column body 1, the structural strength of the steel column body 1 is increased, the partition plate 3 is fixed at the bottom of the steel column body 1, the side plate 5 and the cross special-shaped plate 6 are fixed at the bottom of the partition plate 3, the bottom plate 7 is sleeved on the foundation bolt 8, the nut 9 is screwed down by utilizing the gap space of the cross special-shaped plate 6, the concrete body 10 is wrapped outside the side plate 5, the inclined supporting plate 11 is fixed on the surface of the reinforcing frame 4, the structural strength of the reinforcing frame 4 is increased, so that the structural strength of the steel column body 1 is increased, the side plate 5, the cross special-shaped plate 6, the bottom plate 7 and the concrete body 10 form a new column base, the foundation bolt 8 and the reinforcing frame 4 are both located in the section of the steel column body 1.

In summary, the column base node of the high-rise building box-section steel column is provided with the partition plate 3, the stiffening frame 4, the side plates 5, the cross-shaped special-shaped plate 6 and the bottom plate 7, so that the problems that in the prior art, when the column base is coated on the common high-rise building box-section steel column at present, the foundation bolts 8 and the stiffening plates can only be arranged on the periphery of the outer side of the box-section steel column, so that the planar area of the coated column base is large, the engineering quantity of external concrete is increased, and the attractiveness of the column base is influenced are solved.

The above embodiments are provided only for the purpose of illustration, not for the limitation of the present invention, and those skilled in the relevant art can make various changes or modifications without departing from the spirit and scope of the present invention, therefore, all equivalent technical solutions should also belong to the scope of the present invention, and should be defined by the claims.

Claims

1. The utility model provides a column base node of high-rise building box section steel column, includes steel column body (1) and concrete seat (2), its characterized in that: the steel column is characterized in that a partition plate (3) is fixedly connected to the bottom of the steel column body (1), the top of the partition plate (3) is fixedly connected with the bottom of a stiffening frame (4), the side face of the inner wall of the steel column body (1) is fixedly connected with the side face of the stiffening frame (4), the bottom of the partition plate (3) is fixedly connected with a side plate (5) and a cross special-shaped plate (6) respectively, the bottoms of the side plate (5) and the cross special-shaped plate (6) are fixedly connected with the top of a bottom plate (7), the bottom of the bottom plate (7) is fixedly connected with the top of a concrete seat (2), foundation bolts (8) are embedded in the top of the concrete seat (2), the tops of the foundation bolts (8) penetrate through the bottom plate (7) and are in threaded connection with the inner wall of nuts (9), the bottom of the nuts (9) is movably connected with the top of the bottom plate (7), and a, concrete body (10) parcel is on curb plate (5), cross dysmorphism board (6), bottom plate (7), rag bolt (8) and nut (9) surface, the bottom of concrete body (10) and the top fixed connection of concrete seat (2).

2. The column foot node of the high-rise building box-section steel column as claimed in claim 1, wherein: the stiffening frame (4) comprises a transverse plate (401) and vertical plates (402), the number of the vertical plates (402) is two, the vertical plates (402) are respectively and fixedly connected to the front surface and the back surface of the transverse plate (401), the bottoms of the transverse plate (401) and the vertical plates (402) are fixedly connected with the top of the partition plate (3), and one sides of the surfaces of the transverse plate (401) and the vertical plates (402), which are close to the steel column body (1), are fixedly connected with the inner wall of the steel column body (1).

3. The column foot node of the high-rise building box-section steel column as claimed in claim 2, wherein: the surface of the transverse plate (401) is fixedly connected with one side of the inclined supporting plate (11), and the other side of the inclined supporting plate (11) is fixedly connected with the surface of the vertical plate (402).

4. The column foot node of the high-rise building box-section steel column as claimed in claim 1, wherein: cross dysmorphism board (6) are including horizontal dysmorphism board (601) and vertical dysmorphism board (602), the quantity of vertical dysmorphism board (602) is two, the top of horizontal dysmorphism board (601) and vertical dysmorphism board (602) all with the bottom fixed connection of baffle (3), the bottom of horizontal dysmorphism board (601) and vertical dysmorphism board (602) all with the top fixed connection of bottom plate (7), two vertical dysmorphism board (602) fixed connection is respectively at the front and the back of horizontal dysmorphism board (601).

5. The column foot node of the high-rise building box-section steel column as claimed in claim 1, wherein: the concrete seat is characterized in that a square plate (12) is embedded in the concrete seat (2), a connecting block (13) is fixedly connected to the bottom of the square plate (12), and the connecting block (13) is embedded in the concrete seat (2).

6. The column foot node of the high-rise building box-section steel column as claimed in claim 1, wherein: the number of the side plates (5) is four, and the four side plates (5) are distributed in an annular array by taking the axis of the bottom plate (7) as the array center.