CN210947184U

CN210947184U - Rigid connection node of steel beam and steel pipe concrete column

Info

Publication number: CN210947184U
Application number: CN201921602130.7U
Authority: CN
Inventors: 潘继文; 潘思宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-07-07
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses a rigid connection node of girder steel and steel core concrete column sets up outer crown plate, web connecting plate and bottom wing edge connecting plate through the outer wall top-down at the steel pipe to inner baffle under the inside setting of steel pipe, through last outer crown plate and bottom wing edge connecting plate respectively with the top wing edge and the bottom wing edge of girder steel be connected, form rigid connection node structure, and guaranteed the stability of node. This rigid coupling node adopts the integrated configuration of outer crown plate node and interior spacer node, compares with current node, and great saving steel volume has enlarged the interior space, has reduced the processing degree of difficulty of node, and the concrete of also being convenient for simultaneously pours, has improved the closely knit nature of node concrete, and then improves the atress performance of post.

Description

Rigid connection node of steel beam and steel pipe concrete column

Technical Field

The utility model belongs to the technical field of building structure, specifically be a rigid connection node of girder steel and steel core concrete column.

Background

At present, the node form of the steel tube concrete column and the steel beam mainly comprises an outer ring plate node, an inner baffle plate node, a baffle plate through node and the like.

As shown in fig. 1, the outer ring plate nodes include two outer ring plates welded to the steel pipes at intervals from top to bottom, and the two outer ring plates are welded to the steel beams.

As shown in fig. 2, the inner partition board node is arranged at an upper interval and a lower interval, and is horizontally welded on two inner partition boards of the steel pipe, the steel beam is directly welded on the outer wall of the steel pipe, the partition boards are welded inside the steel pipe, the steel pipe is very difficult to process, the two inner partition boards are arranged inside the steel pipe, and the node concrete pouring is not easy to compact.

As shown in figure 3, the baffle link up the node and will cut the steel pipe wall 2 times at the node, influence the atress performance of post, and there are two baffles inside the steel pipe, and node concrete placement is difficult to closely knit.

SUMMERY OF THE UTILITY MODEL

Big, influence the problem that interior space and node concrete placement are difficult to closely knit to current rigid joint node steel volume, the utility model provides a steel beam and steel core concrete column's rigid joint node uses outer crown plate node and interior spacer node combination, has practiced thrift the node steel volume, has improved the closely knit degree of node concrete simultaneously.

The utility model discloses a realize through following technical scheme:

a rigid connection node of a steel beam and a steel tube concrete column comprises an upper outer ring plate, a lower inner partition plate, a lower flange connecting plate, a steel tube for pouring concrete and steel beams arranged on the periphery of the steel tube;

the outer side wall of the upper outer ring plate is welded with the upper flange of the steel beam;

the lower flange connecting plate is horizontally welded on the outer wall of the steel pipe and is positioned at the lower part of the upper outer ring plate, and the lower flange connecting plate is welded with the lower flange of the steel beam;

the lower inner partition plate is horizontally welded inside the steel pipe and is positioned at the same horizontal plane with the lower flange connecting plate.

Preferably, the web of the steel beam is connected with the side wall of the steel pipe through a web connecting plate.

Preferably, the width of the lower flange connecting plate is equal to that of the steel beam lower flange.

Preferably, when the steel pipe is a rectangular steel pipe, the upper outer ring plate is in a rectangular ring structure;

when the steel pipe is a round steel pipe, the upper outer ring plate is in a circular ring structure.

Preferably, a round hole is formed in the center of the lower inner partition plate and used for allowing concrete to pass through.

Preferably, the number of the steel beams is 2-6.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model provides a pair of steel beam and steel core concrete column's rigid coupling node sets up outer crown plate, web connecting plate and bottom edge of a wing connecting plate through the outer wall top-down at the steel pipe to inner baffle under the inside setting of steel pipe, through last outer crown plate, web connecting plate and bottom edge of a wing connecting plate respectively with the top edge of a wing, web and the bottom edge of a wing of steel beam be connected, form rigid coupling node structure. The rigid connection node adopts a combined structure of the outer ring plate node and the inner baffle plate node, and only adopts one upper outer ring plate compared with the existing outer ring plate node, so that the steel consumption can be greatly saved; meanwhile, because the lower outer ring plate is cancelled, a large convex angle cannot be generated indoors, and the indoor space is enlarged; secondly, set up an interior baffle in the inside of steel pipe, reduced the processing degree of difficulty, also be convenient for simultaneously pour of concrete, improved the closely knit nature of node concrete, and then improve the atress performance of post.

Drawings

FIG. 1 is a cross-sectional view of a prior art outer ring plate node;

FIG. 2 is a cross-sectional view of a prior art inner bulkhead node;

FIG. 3 is a cross-sectional view of a prior art diaphragm through node;

fig. 4 is a schematic structural view of the rigid connection node of the present invention;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;

FIG. 6 is a schematic cross-sectional view taken along line B-B of FIG. 5;

fig. 7 is a schematic structural view of the upper outer ring plate of the present invention;

fig. 8 is a schematic structural view of the lower inner partition plate of the present invention;

fig. 9 is a schematic structural view of the lower flange connecting plate of the present invention;

fig. 10 is a schematic structural view of the web connecting plate of the present invention.

In the figure: the steel plate comprises 1-a steel pipe, 2-a steel beam, 3-an upper outer ring plate, 4-a lower inner partition plate, 5-a lower flange connecting plate and 6-a web connecting plate.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings, which are provided for purposes of illustration and not limitation.

Referring to fig. 4-10, a rigid connection node of a steel beam and a steel pipe concrete column includes a steel beam 2, an upper outer ring plate 3, a lower inner partition plate 4, a lower flange connecting plate 5, a web connecting plate 6, and a steel pipe 1 for casting concrete.

Referring to fig. 5 and 6, a plurality of steel beams are horizontally distributed around the steel pipe 1, and the upper outer ring plate 3 is horizontally welded around the outer wall of the steel pipe 1 and is parallel to the upper flange of the steel beam 2; a plurality of lower flange connecting plates 5 are horizontally welded on the outer wall of the steel pipe 1 and are positioned below the upper outer ring plate 3, and each lower flange connecting plate 5 is respectively opposite to the lower flange of one steel beam 2; the lower inner partition plate 4 is horizontally welded inside the steel pipe 1 and is positioned at the same horizontal plane with the lower flange connecting plate 5; the web connecting plate is welded on the outer wall of the steel pipe 1 and is opposite to the web of the steel beam.

Referring to fig. 9, the ends of the upper outer ring plates 3 are welded to the ends of the upper flanges of the steel beams 2, respectively, and the ends of the lower flange connection plates 5 are welded to the lower flanges of the steel beams 2.

The width of the lower flange connecting plate 5 is equal to that of the steel beam lower flange.

Referring to fig. 10, the web of the steel beam 2 is connected to the web connection plate 6 by bolts or welding.

Preferably, the web connecting plate 6 is connected with the web of the steel beam 2 through a bolt, and the other end of the web connecting plate is connected with the side wall of the steel pipe 1 through welding.

The section of the steel pipe 1 is circular or rectangular.

Referring to fig. 7 and 8, when the steel pipe 1 is a rectangular steel pipe, the upper outer ring plate 3 is a rectangular ring structure, the inner dimension of the rectangular ring is matched with the outer dimension of the steel pipe, and the outer dimension is parallel to the outer dimension of the steel pipe; meanwhile, the lower inner partition plate 4 is of a rectangular structure and is matched with the inner size of the steel pipe, and a round hole is formed in the center of the lower inner partition plate 4 and used for allowing concrete to pass through.

The number of the steel beams is 2-6, and when the steel pipes are side columns, the number of the steel beams is 3; when the steel pipe is an angle column, 2 steel beams are arranged; when the steel pipe is the center pillar, the girder steel is 4, and 4 girder steels are the cross and arrange around the steel pipe.

When the steel pipe 1 is a round steel pipe, the upper outer ring plate 3 is in a ring structure, the inner diameter of the ring is matched with the outer diameter of the steel pipe, and the outer dimension of the ring is parallel to that of the steel pipe; meanwhile, the lower inner partition plate 4 is of a circular structure and is matched with the inner diameter of the steel pipe, and a circular hole is formed in the center of the lower inner partition plate 4 and used for allowing concrete to pass through.

The steel pipe is processed and formed in a factory, and the upper outer ring plate, the lower flange connecting plate, the web connecting plate and the lower inner partition plate are welded and formed with the steel pipe in the factory; the upper outer ring plate, the lower flange connecting plate, the web connecting plate and the steel beam are connected on a construction site for welding or bolt connection.

The utility model provides a pair of steel beam and steel core concrete column's rigid coupling node sets up outer crown plate 3, web connecting plate 6 and bottom edge of a wing connecting plate 5 through the outer wall top-down at the steel pipe to inner baffle 4 under the inside setting of steel pipe, through last outer crown plate 3, web connecting plate 6 and bottom edge of a wing connecting plate 5 respectively with the top edge of a wing, web and the bottom edge of a wing of girder steel be connected, form rigid coupling node structure, and guaranteed the stability of node.

This just connect node adopts the combination form of outer crown plate node and interior crown plate node, compares with current outer crown plate node, and two outer crown plates about outer crown plate node adopts and are the rhombus plane, the utility model discloses only adopt one to go up outer crown plate 3 and be the annular plane, consequently the saving steel volume that can be great.

Meanwhile, because the upper outer ring plate 3 is tightly attached to the floor slab and the lower outer ring plate is eliminated, a large convex angle cannot be generated indoors, and the adverse effect of the node on the indoor space is eliminated.

Secondly, only set up an interior baffle in the inside of steel pipe, reduced the processing degree of difficulty, also be convenient for simultaneously pouring of concrete, improved the closely knit nature of node concrete, and then improve the atress performance of post.

The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.

Claims

1. A rigid connection node of a steel beam and a steel tube concrete column is characterized by comprising an upper outer ring plate (3), a lower inner partition plate (4), a lower flange connecting plate (5), a steel tube (1) for pouring concrete and steel beams arranged around the steel tube (1);

the upper outer ring plate (3) is horizontally sleeved on the outer wall of the steel pipe (1), and the outer side wall of the upper outer ring plate (3) is welded with the upper flange of the steel beam (2);

the lower flange connecting plate (5) is horizontally welded on the outer wall of the steel pipe (1) and is positioned at the lower part of the upper outer ring plate (3), and the lower flange connecting plate (5) is welded with the lower flange of the steel beam (2);

the lower inner partition plate (4) is horizontally welded inside the steel pipe (1) and is positioned on the same horizontal plane with the lower flange connecting plate (5).

2. A rigid connection joint of steel beam and steel tubular concrete column according to claim 1, characterized in that the web of the steel beam (2) is connected to the side wall of the steel tubular (1) by a web connecting plate (6).

3. A rigid connection of steel beam to steel core concrete column according to claim 1, characterized in that the width of the bottom flange connection plate (5) is equal to the width of the steel beam bottom flange.

4. A rigid connection node of a steel beam and a concrete filled steel tubular column according to claim 1,

when the steel pipe (1) is a rectangular steel pipe, the upper outer ring plate (3) is a rectangular ring structure.

5. A rigid connection node of a steel beam and a concrete filled steel tubular column according to claim 1,

when the steel pipe (1) is a round steel pipe, the upper outer ring plate (3) is in a circular ring structure.

6. A rigid connection joint of steel beam and steel tubular concrete column according to claim 1, characterized in that the center of the lower inner partition plate (4) is provided with a circular hole for passing concrete.

7. A rigid connection of steel beams to a steel core concrete column according to claim 1, wherein the number of steel beams is 2-6.