CN113152662A - Connecting piece for connecting concrete column and steel beam and application method of connecting piece - Google Patents
Connecting piece for connecting concrete column and steel beam and application method of connecting piece Download PDFInfo
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- CN113152662A CN113152662A CN202110402186.3A CN202110402186A CN113152662A CN 113152662 A CN113152662 A CN 113152662A CN 202110402186 A CN202110402186 A CN 202110402186A CN 113152662 A CN113152662 A CN 113152662A
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- Prior art keywords
- concrete column
- connecting piece
- steel beam
- steel pipe
- stiffening
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/185—Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention relates to the technical field of engineering, in particular to a connecting piece for connecting a concrete column and a steel beam and an application method of the connecting piece.
Description
Technical Field
The invention relates to the technical field of engineering, in particular to a connecting piece for connecting a concrete column and a steel beam and an application method of the connecting piece.
Background
The steel-concrete combined structure utilizes the combined action of two different materials to fully exert the performance of the two materials, so that the overall performance of the structure is better. In recent years, steel-concrete composite structures have been widely used in large-span bridges, high-rise buildings and ocean platforms due to the advantages of high bearing capacity, light dead weight, good earthquake resistance, convenient construction and the like, and have achieved good economic and social benefits. However, with the use of a large number of steel-concrete composite structures, the problems of local cracking, loose connection and the like easily occur at the joint between the members when the concrete column is combined with the steel beam, and great hidden troubles are brought to the safety and the stability of the structure. Therefore, there is a need for a safe and reliable connecting member for connecting concrete columns and steel beams and a method for applying the connecting member.
Disclosure of Invention
The invention overcomes the defects of the prior art, provides the connecting piece for connecting the concrete column and the steel beam and the application method of the connecting piece, and particularly has the characteristics that the connecting part of the concrete column and the steel beam cannot crack or be connected loosely.
The technical problem solved by the invention can be realized by adopting the following technical scheme:
the utility model provides a connecting piece that concrete column and girder steel are connected, the connecting piece includes square steel pipe, all is connected with stiffening rib on the wall in the square steel pipe, and stiffening rib connects on the square steel pipe inner wall along the direction of height of square steel pipe.
The height of the stiffening rib is consistent with that of the square steel pipe.
The stiffening ribs are of plate-shaped structures.
The surface of the stiffening rib is uniformly provided with a plurality of through holes from top to bottom.
The plate surface of the stiffening rib in the length direction is welded with the inner wall of the square steel pipe.
The stiffening ribs are PBL stiffening ribs.
The four walls in the square steel pipe are connected with a plurality of stiffening ribs, and the stiffening ribs are provided with a plurality of through holes.
The application method of the connecting piece for connecting the concrete column and the steel beam comprises any one of the connecting pieces for connecting the concrete column and the steel beam, and comprises the following steps
The method comprises the following steps: the required height of the concrete column consists of a poured concrete column section and a concrete column section containing a connecting piece, and when the top of the concrete column is poured in the concrete column pouring process, the connecting piece is firstly placed at the top of the poured concrete column section;
step two: on the basis of the step one, concrete is poured into a connecting piece placed at the top of the poured concrete column section to form a concrete column with the whole required height;
step three: and on the basis of the second step, connecting the steel beam with the concrete column section connected with the connecting piece.
And in the third step, the steel beam can be directly welded with the end face of the connecting piece at the end part when being connected with the concrete column, or the end face of the connecting piece is provided with a stiffening plate, and the steel beam is connected with the concrete column by using a high-strength bolt through the stiffening plate.
The invention has the beneficial effects that:
compared with the prior art, the connecting piece is connected to the top of the concrete column, the steel beam can be connected through the end face of the end face connecting piece of the steel beam when being connected, and the steel beam is connected with the concrete column, wherein the stiffening ribs in the square steel tube increase the rigid connection between the connecting piece and the concrete column, and when vertical load is transmitted, the stiffening ribs are transmitted into the concrete column, so that the joint of the concrete column and the steel beam is prevented from cracking and being connected and loosened.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of the concrete column of the present invention after being connected to a steel beam.
Fig. 2 is a schematic view showing a structure in which the connector of the present invention is connected to a concrete column.
Fig. 3 is a schematic top view of the connector of the present invention.
Fig. 4 is a schematic longitudinal sectional structure of the connecting piece of the invention.
In the figure: 1-stiffening rib, 2-square steel tube, 3-concrete column, 4-connecting piece, 5-steel beam.
Detailed Description
Example 1:
referring to fig. 3 and 4, which are schematic structural views of embodiment 1 of the present invention, a connecting member for connecting a concrete column and a steel beam, is characterized in that: the connecting piece 4 comprises a square steel pipe 2, four walls in the square steel pipe 2 are connected with stiffening ribs 1, and the stiffening ribs 1 are connected to the inner wall of the square steel pipe along the height direction of the square steel pipe 2.
In actual use: connect the top at the concrete column with square steel pipe 2 of connecting piece 4, the end connection of the square steel pipe 2 of terminal surface through the girder steel when connecting the girder steel, wherein stiffening rib 1 in the square steel pipe 2 has increased the rigid connection between stiffening rib and the concrete column, in the stiffening rib transmission to the concrete column through setting up when vertical load transmission gets off, guaranteed concrete column and girder steel junction can not ftracture and can not be connected not hard up.
Example 2:
referring to fig. 4, the present embodiment is different from embodiment 1 in that: the height of the stiffening rib 1 is consistent with that of the square steel pipe 2.
The stiffening rib 1 is further a plate-like structure.
Furthermore, the surface of the stiffening rib is uniformly provided with a plurality of through holes from top to bottom.
The stiffening rib is a PBL stiffening rib.
In actual use: the height of stiffening rib 1 and square steel pipe 2 highly unanimous guarantees to bear the vertical loading power that the girder steel was applyed after being connected with square steel pipe 2 after can, make concrete column and girder steel junction can not ftracture, stiffening rib 1 is on the face of platelike structure and stiffening rib from last to evenly opening down and has a plurality of through-holes to increase the rigid connection between stiffening rib 1 and the concrete column, square steel pipe 2's bearing capacity has been increased simultaneously, stiffening rib is PBL stiffening rib and increases bearing capacity effect best in applying to the connecting piece that concrete column and girder steel are connected.
Example 3:
the present embodiment is different from embodiment 2 in that: the plate surface of the stiffening rib in the length direction is welded with the inner wall of the square steel pipe 2.
In actual use: the face of stiffening rib length direction and the 2 inner walls welding of square steel pipe make 2 whole direction of height of its square steel pipe divide equally the vertical loading power that the burden girder steel exerted after connecting.
Example 4:
the present embodiment is different from embodiment 1 in that: the four walls in the square steel pipe 2 are connected with a plurality of stiffening ribs 1, and the stiffening ribs 1 are provided with a plurality of through holes.
In actual use: according to the diameter of the concrete column, the diameter and the height of the square steel tube 2 in the required connecting piece 4 are calculated through the design specification of a GB50017-2003 steel structure, so that the number of the stiffening ribs 1 connected in the square steel tube 2, the hole sizes of the through holes on the stiffening ribs 1 and the intervals among the holes are determined, and the vertical load force bearing capacity exerted after the steel beam is connected with the square steel tube 2 is increased due to the fact that the stiffening ribs 1 are provided with the through holes.
Example 5:
referring to fig. 1 and 2, a method for using a connecting member for connecting a concrete column and a steel beam, comprising the step of using the connecting member for connecting a concrete column and a steel beam according to any one of embodiments 1 to 4, comprising the steps of
The method comprises the following steps: the required height of the concrete column consists of a poured concrete column section and a concrete column section containing a connecting piece 4, and when the top of the concrete column is poured in the concrete column pouring process, the connecting piece 4 is firstly placed at the top of the poured concrete column section;
step two: on the basis of the step one, concrete is poured into a connecting piece 4 placed at the top of the poured concrete column section to form a concrete column with the whole required height;
step three: and (5) connecting the steel beam with the concrete column section connected with the connecting piece 4 on the basis of the second step.
And further, in the third step, when the steel beam is connected with the concrete column, the steel beam can be directly welded with the end face of the connecting piece 4 at the end part, or the end face of the connecting piece 4 is provided with a stiffening plate, and the steel beam is connected with the concrete column through the stiffening plate by using a high-strength bolt.
The method solves the problems of cracking and loose connection of the joint of the concrete column and the steel beam, is simple to construct, has the best using effect after construction, prolongs the maintenance period of the joint of the concrete column and the steel beam, and prolongs the service life.
While the embodiments of the present invention have been described in detail with reference to the drawings, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and the scope of the present invention is within the scope of the claims.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
Technical solutions between various embodiments may be combined with each other, but must be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Claims (9)
1. The utility model provides a connecting piece that concrete column and girder steel are connected, characterized by: the connecting piece (4) comprises a square steel pipe (2), the four walls in the square steel pipe (2) are connected with stiffening ribs (1), and the stiffening ribs (1) are connected to the inner wall of the square steel pipe along the height direction of the square steel pipe (2).
2. A connector for connecting a concrete column to a steel beam as claimed in claim 1, wherein: the height of the stiffening rib (1) is consistent with that of the square steel pipe (2).
3. A connector for connecting a concrete column to a steel beam as claimed in claim 2, wherein: the stiffening rib (1) is of a plate-shaped structure.
4. A connector for connecting a concrete column to a steel beam as claimed in claim 3, wherein: the surface of the stiffening rib is uniformly provided with a plurality of through holes from top to bottom.
5. A connector for connecting a concrete column to a steel beam as claimed in claim 3 or 4, wherein: the plate surface of the stiffening rib in the length direction is welded with the inner wall of the square steel pipe (2).
6. A connector for connecting a concrete column to a steel beam as claimed in claim 4, wherein: the stiffening ribs are PBL stiffening ribs.
7. A connector for connecting a concrete column to a steel beam as claimed in claim 1, wherein: the square steel pipe is characterized in that the four walls in the square steel pipe (2) are connected with a plurality of stiffening ribs (1), and the stiffening ribs (1) are provided with a plurality of through holes.
8. A method of using a concrete column to steel beam joint comprising a concrete column to steel beam joint as claimed in any one of claims 1 to 7, wherein: comprises the following steps
The method comprises the following steps: the required height of the concrete column consists of a poured concrete column section and a concrete column section containing a connecting piece (4), and when the top of the concrete column is poured in the concrete column pouring process, the connecting piece (4) is firstly placed at the top of the poured concrete column section;
step two: on the basis of the step one, concrete is poured into a connecting piece (4) placed at the top of the poured concrete column section to form a concrete column with the whole required height;
step three: and on the basis of the second step, connecting the steel beam with the concrete column section connected with the connecting piece (4).
9. The method of claim 8, wherein the method comprises the steps of: and in the third step, the steel beam can be directly welded with the end face of the connecting piece (4) at the end part when being connected with the concrete column, or the end face of the connecting piece (4) is provided with a stiffening plate, and the steel beam is connected with the concrete column by using a high-strength bolt through the stiffening plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110402186.3A CN113152662A (en) | 2021-04-14 | 2021-04-14 | Connecting piece for connecting concrete column and steel beam and application method of connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110402186.3A CN113152662A (en) | 2021-04-14 | 2021-04-14 | Connecting piece for connecting concrete column and steel beam and application method of connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113152662A true CN113152662A (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110402186.3A Pending CN113152662A (en) | 2021-04-14 | 2021-04-14 | Connecting piece for connecting concrete column and steel beam and application method of connecting piece |
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| CN (1) | CN113152662A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100098179A (en) * | 2009-02-27 | 2010-09-06 | 서울시립대학교 산학협력단 | Reinforcement structure for connection of cold formed plate column and steel beam |
| CN102535750A (en) * | 2012-02-14 | 2012-07-04 | 长安大学 | Cylindrical construction part provided with holed stiffening ribs and filled with steel fiber reinforced concrete |
| CN103031927A (en) * | 2012-12-27 | 2013-04-10 | 长安大学 | SCS square concrete-filled steel tube pier column |
| CN107143035A (en) * | 2017-05-24 | 2017-09-08 | 安徽鸿路钢结构(集团)股份有限公司 | A kind of nodes domains post jamb is put more energy into formula bean column node |
| CN210713245U (en) * | 2019-05-24 | 2020-06-09 | 南昌大学 | Connecting mechanism of beam-column joint in RCS combined structure |
| CN215290605U (en) * | 2021-04-14 | 2021-12-24 | 中国电建集团西北勘测设计研究院有限公司 | A connector for connecting a concrete column and a steel beam |
-
2021
- 2021-04-14 CN CN202110402186.3A patent/CN113152662A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100098179A (en) * | 2009-02-27 | 2010-09-06 | 서울시립대학교 산학협력단 | Reinforcement structure for connection of cold formed plate column and steel beam |
| CN102535750A (en) * | 2012-02-14 | 2012-07-04 | 长安大学 | Cylindrical construction part provided with holed stiffening ribs and filled with steel fiber reinforced concrete |
| CN103031927A (en) * | 2012-12-27 | 2013-04-10 | 长安大学 | SCS square concrete-filled steel tube pier column |
| CN107143035A (en) * | 2017-05-24 | 2017-09-08 | 安徽鸿路钢结构(集团)股份有限公司 | A kind of nodes domains post jamb is put more energy into formula bean column node |
| CN210713245U (en) * | 2019-05-24 | 2020-06-09 | 南昌大学 | Connecting mechanism of beam-column joint in RCS combined structure |
| CN215290605U (en) * | 2021-04-14 | 2021-12-24 | 中国电建集团西北勘测设计研究院有限公司 | A connector for connecting a concrete column and a steel beam |
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