CN112160414B - Connecting joint of structural column and structural beam of inverted round steel pipe and construction method thereof - Google Patents
Connecting joint of structural column and structural beam of inverted round steel pipe and construction method thereof Download PDFInfo
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- CN112160414B CN112160414B CN202011051506.7A CN202011051506A CN112160414B CN 112160414 B CN112160414 B CN 112160414B CN 202011051506 A CN202011051506 A CN 202011051506A CN 112160414 B CN112160414 B CN 112160414B
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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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- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a connecting node of a structural column and a structural beam of an inverted round steel pipe, which comprises: one end of the connecting piece is fixedly connected with the round steel tube, and the other end of the connecting piece is correspondingly connected with the first beam rib of the structural beam; the first stiffening plate is fixedly connected with the connecting piece, the first stiffening plate is arranged on the outer side of the round steel tube and is positioned in the structural column, and the first stiffening plate is fixedly connected with the second beam rib of the structural beam, so that the structural beam is fixedly connected with the structural column. The beam rib blocked by the round steel pipe is effectively connected with the first stiffening plate through the connecting piece, so that the connecting strength of the connecting node is ensured, the structure is simple, the connecting effect is good, the earthquake is effectively resisted, the cost is saved, and the connecting structure is more practical.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a connecting joint of a structural column and a structural beam of an inverted round steel pipe and a construction method of the connecting joint.
Background
At present, in the work progress, need to insert the stand of big cross-section circular steel tube as the upper portion steel construction at concrete structure capital upside down, the concrete structure post of inserting the circular steel tube upside down mainly increases to concrete structure capital portion and strides nonlinear steel construction, but after inserting the circular steel tube upside down, because of the circular steel tube cross-section is big, the circular steel tube can weaken the self intensity of concrete structure post, and weaken the intensity of concrete structure post and structural beam connected node, lead to structural column and peripheral structural beam to exist to be connected and can't satisfy the designing requirement, the joint strength of concrete structure post descends, the unable designing requirement that satisfies of anchor length in the concrete structure post is gone into to the beam muscle anchor, structural beam and concrete structure column connected node can't be under construction scheduling problem.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a connecting node of a structural column and a structural beam of an inverted round steel pipe and a construction method thereof.
In order to realize the purpose, the invention adopts the technical scheme that:
the utility model provides a connected node of structure post and structure roof beam of reverse insertion circular steel tube, connected node includes:
one end of the connecting piece is fixedly connected to the connecting piece of the circular steel tube, and the other end of the connecting piece is correspondingly connected to the first beam rib of the structural beam;
the first stiffening plate is fixedly connected with the connecting piece, arranged on the outer side of the circular steel tube and positioned in the structural column, and fixedly connected with the second beam rib of the structural beam, so that the structural beam is fixedly connected with the structural column.
Optionally, the connecting piece is provided with an upper flange plate, a lower flange plate and a web plate for connecting the upper flange plate and the lower flange plate in parallel, and the number of the connecting pieces is four, and the four connecting pieces correspond to the structural beams in four directions respectively;
the first stiffening plates are vertically arranged and vertically connected with the upper flange plate, the lower flange plate and the web plate, the first stiffening plates are wound around the outer sides of the circular steel tubes and are multiple, and a certain gap exists between every two adjacent first stiffening plates.
Optionally, a mounting part is arranged at the gap, two ends of the mounting part are respectively and fixedly connected with two adjacent first stiffening plates, and the two adjacent first stiffening plates correspond to the outer side of the round steel pipe to form a hoop.
Optionally, be equipped with the structure muscle of vertical direction in the structure post, the structure muscle is located the outside of circular steel tube, the installed part paste in the surface and the fixed connection of structure muscle.
Optionally, the mounting is a steel plate strip.
Optionally, the connection node further includes a second stiffening plate, and the second stiffening plate is disposed at the bottom of the connection member and fixedly connected to the connection member and the round steel tube.
Optionally, the connector is an i-steel.
And the construction method of the connecting joint of the structural column and the structural beam of the inverted round steel pipe comprises the following steps:
providing a connecting piece, wherein the connecting piece is provided with an upper flange plate, a lower flange plate and a web plate for connecting the upper flange plate and the lower flange plate in parallel, one end of the connecting piece is fixedly connected with a round steel pipe, and the other end of the connecting piece is fixedly connected with a first beam rib of a structural beam;
providing a first stiffening plate, vertically connecting the first stiffening plate to the upper flange plate, the lower flange plate and the web plate, and fixedly connecting the first stiffening plate with a second beam rib of the structural beam, thereby fixedly connecting the structural beam with the structural column.
Optionally, the method further comprises:
providing a mounting piece, and fixedly connecting two ends of the mounting piece with two adjacent first stiffening plates respectively;
providing a structural rib, wherein the structural rib is vertically arranged on the outer side of the round steel pipe and is arranged in the structural column;
and the mounting piece is attached to the surface of the structural rib, and the mounting piece is utilized to sequentially connect the first stiffening plates, so that the hoop outside the circular steel tube is formed.
Optionally, the method further comprises: and providing a second stiffening plate, wherein the second stiffening plate is arranged at the bottom of the connecting piece, and the second stiffening plate is fixedly connected with the connecting piece and the round steel pipe, so that the second stiffening plate props the connecting piece.
Due to the adoption of the technical scheme, the invention has the following beneficial effects: 1. the connecting piece is connected with the structural beam, so that the reinforcing steel bars which cannot be communicated due to blocking of the circular steel tubes are spliced, the connecting joint of the structural beam and the structural column is enhanced, the connecting piece is connected with the first beam rib of the structural beam, the first stiffening plate is connected onto the connecting piece, and the first stiffening plate is connected with the second beam rib of the structural beam, so that the structural beam is more firmly connected with the structural column through the connecting piece, and the overall connecting effect is better; 2. the first stiffening plates are arranged around the outer side of the structural column, and two adjacent first stiffening plates are fixedly connected through the mounting piece, so that the first stiffening plates surround the structural column to form a hoop, and the structural stability of the connecting node is further improved; 3. the bottom of the connecting piece is provided with a second stiffening plate which supports the connecting piece and is fixedly connected with the connecting piece and the structural column, so that the supporting connection of the connecting node is further supported, and the anti-seismic performance of the connecting node is enhanced; 4. the adopted materials and processes are common materials, the operation is simple, the requirement on the precision is not high, the number of welding seams is relatively small, the cost is saved, and meanwhile, the connection strength of the nodes is effectively enhanced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Figure 1 shows a top view of a structural column to structural beam connection node with inverted round steel tube insertion according to the present invention;
fig. 2 shows a schematic view of a beam rib connection of a structural column of an inverted round steel tube and a structural beam connection joint according to the invention;
FIG. 3 shows a circumferential hoop top view of a connecting node of a structural column and a structural beam of an inverted round steel pipe according to the invention;
figure 4 shows a structural front view of a structural column to structural beam connection node of an inverted round steel tube according to the present invention.
Description of reference numerals:
20. a structural column; 21. round steel pipes; 22. a structural beam; 23. a connecting member; 24. a first beam rib; 25. a first stiffener plate; 26. a second stiffener plate; 27. a mounting member; 28. a structural rib; 29. and a second beam rib.
Detailed Description
The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The invention is described in further detail below with reference to the figures and specific embodiments.
As shown in fig. 1 and 2, a connection node of a structural column and a structural beam of an inverted round steel tube according to an embodiment of the present invention includes:
one end of the connecting piece 23 is fixedly connected to the round steel tube 21, and the other end of the connecting piece 23 is correspondingly connected to the first beam rib 24 of the structural beam 22;
the first stiffening plate 25 is fixedly connected to the connecting piece 23, the first stiffening plate 25 is arranged on the outer side of the round steel tube 21 and is positioned in the structural column 20, the first stiffening plate 25 is fixedly connected with the second beam rib 29 of the structural beam 22, and then the structural beam 22 is fixedly connected with the structural column 20.
Specifically, insert circular steel tube 21 in the structure post 20, circular steel tube 21 diameter is phi 650mm, because the diameter of structure post 20 is 900mm, inserted circular steel tube 21 has blocked in the structure roof beam 22 first roof beam muscle 24 with second roof beam muscle 29 with the anchor of structure post 20 is connected, in order to guarantee connected node's joint strength, will the roof beam muscle passes through connecting piece 23 anchor in on the circular steel tube 21 to guarantee connected node's joint strength.
In this embodiment, the vertical setting of structure post, the junction of structure post and structure roof beam is equipped with the connecting piece, the first roof beam muscle of connecting piece one end fixed connection structure roof beam, the other end fixed connection of connecting piece in the structure post for first roof beam muscle passes through the connecting piece anchor on concrete structure post, the first stiffening plate of fixedly connected with on the connecting piece, first stiffening plate corresponds the second roof beam muscle of connection structure roof beam, in order to guarantee connected node's joint strength. The connecting piece is arranged to ensure the connecting strength of the beam rib and the structural column, so that the connecting structure is simple in structure and convenient to operate, effectively solves the strength problem of the connecting joint and is practical.
As shown in fig. 3 and 4, in the connection node of the structural column and the structural beam of the inverted round steel tube according to the embodiment of the present invention, the connecting member 23 is provided with an upper flange plate and a lower flange plate in parallel and a web plate connecting the upper flange plate and the lower flange plate, and the number of the connecting member 23 is four, and the four connecting members correspond to the structural beam 22 in four directions respectively;
the first stiffening plates 25 are vertically arranged and vertically connected with the upper flange plate, the lower flange plate and the web plate, a plurality of first stiffening plates 25 are arranged on the outer sides of the round steel tubes 21 in a winding mode, and a certain gap is reserved between every two adjacent first stiffening plates 25.
As shown in fig. 3 and 4, in the connection node of the structural column and the structural beam of the inverted round steel tube according to the embodiment of the present invention, a mounting member 27 is disposed at the gap, two ends of the mounting member 27 are respectively and fixedly connected to two adjacent first stiffening plates 25, and an anchor ear is formed corresponding to the outer side of the round steel tube 21.
As shown in fig. 3 and 4, in the connection node of the structural column and the structural beam of the inverted round steel tube according to the embodiment of the present invention, a vertical structural rib 28 is disposed in the structural column, the structural rib 28 is disposed on the outer side of the round steel tube 21, and the mounting member 27 abuts against the surface of the structural rib 28 and is fixedly connected thereto.
As shown in fig. 2 and 4, the connection node of the structural column and the structural beam of the inverted round steel tube according to the embodiment of the present invention further includes a second stiffening plate 26, and the second stiffening plate 26 is disposed at the bottom of the connecting piece 23 and fixedly connects the connecting piece 23 and the round steel tube 21.
Specifically, there are four structural beams 22, there are four connecting pieces 23, and the connecting pieces 23 are fixedly connected to the circular steel tube 21 and the other ends of the connecting pieces are correspondingly connected to the structural beams 22; the first stiffening plate 25 is vertically connected with the upper flange plate, the lower flange plate and the web plate, the first beam ribs 24 of the structural beam 22 are correspondingly connected with the upper flange plate and the lower flange plate of the connecting piece 23 and are respectively welded and fixed on the upper flange plate and the lower flange plate of the connecting piece 23, the first stiffening plate 25 is provided with a plurality of second beam ribs 29, the end parts of the second beam ribs 29 are welded and fixed on the first stiffening plate 25, so that the problem that the first beam ribs 24 and the second beam ribs 29 cannot be effectively connected due to the fact that the round steel pipes 21 are inserted into the structural column 20 can be solved, preferably, the connecting piece is made of I-shaped steel, and the length of the connecting piece is 350 mm.
Because two adjacent structural beams 22 are perpendicular to each other and are fixedly connected to the corresponding connecting member 23, a gap exists between two adjacent structural beams 22, a gap exists between the first stiffening plates 25 of the corresponding connecting member 23, the mounting member 27 is disposed at this position, and two ends of the mounting member 27 fixedly connect two adjacent first stiffening plates 25, similarly, the plurality of mounting members 27 sequentially connect the plurality of first stiffening plates 25 and form a hoop outside the round steel tube 21, preferably, the mounting member is a steel plate band, and the steel plate band is bent and forms a circumferential hoop similar to a circular ring. The structure muscle 28 is located the outside of circular steel tube 21, installed part 27 correspond paste lean on in the surface and welded fastening of structure muscle 28 have further strengthened the stability of staple bolt.
Specifically, the second stiffening plates 26 are disposed at the bottom of the connecting member 23, the structural ribs 28 are welded and fixed on the second stiffening plates 26, so as to prevent the structural ribs 28 at the position of the structural beams 22 from being unable to extend to the top of the structural columns 20, which weakens the strength of the structural columns 20, and meanwhile, the second stiffening plates 26 are welded and fixed on the circular steel tubes 21 and support the connecting member 23.
Based on the above connecting node of the structural column and the structural beam of the inverted round steel tube in the embodiment of the present invention, a construction method of the connecting node of the structural column and the structural beam of the inverted round steel tube in the embodiment of the present invention is further described.
Referring to fig. 1 and 2, providing a connecting member 23, wherein the connecting member 23 is provided with an upper flange plate, a lower flange plate and a web plate for connecting the upper flange plate and the lower flange plate in parallel, one end of the connecting member 23 is fixedly connected with a circular steel tube 21, and the other end of the connecting member 23 is fixedly connected with a first beam rib 24 of a structural beam 22;
referring to fig. 2 and 3, providing a first stiffening plate 25, vertically connecting the first stiffening plate 25 to the upper flange plate, the lower flange plate and the web, and fixedly connecting the first stiffening plate 25 to the second beam rib 29 of the structural beam 22, thereby fixedly connecting the structural beam 22 to the structural column 20.
With reference to fig. 3 and 4, in an embodiment of the present invention, the method further includes:
providing a mounting piece 27, and fixedly connecting two ends of the mounting piece 27 to two adjacent first stiffening plates 25 respectively;
providing a structural rib 28, wherein the structural rib 28 is vertically arranged on the outer side of the round steel tube 21 and is arranged in the structural column 20;
the mounting pieces 27 are attached to the surface of the structural bar 28, and the first stiffening plates 25 are sequentially connected by the mounting pieces 27, so that the hoop outside the circular steel tube 21 is formed.
With reference to fig. 3 and 4, in an embodiment of the present invention, the method further includes: providing a second stiffening plate 26, wherein the second stiffening plate 26 is arranged at the bottom of the connecting piece 23, and the second stiffening plate 26 is fixedly connected with the connecting piece 23 and the circular steel tube 21, so that the second stiffening plate 26 supports against the connecting piece 23.
It should be noted that the structures, the proportions, the sizes, and the like shown in the drawings attached to the present specification are only used for matching the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used for limiting the limit conditions of the present invention, so that the present invention has no technical essence, and any modifications of the structures, changes of the proportion relation, or adjustments of the sizes, can still fall within the scope of the technical contents disclosed in the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms may be changed or adjusted without substantial change in the technical content.
Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (7)
1. The utility model provides a connected node of structure post and structure roof beam of reverse insertion circular steel tube which characterized in that, connected node includes:
one end of the connecting piece is fixedly connected with the round steel tube, and the other end of the connecting piece is correspondingly connected with the first beam rib of the structural beam; the circular steel tube is positioned in the structural column;
the first stiffening plate is fixedly connected to the connecting piece, the first stiffening plate is arranged on the outer side of the round steel pipe and positioned in the structural column, and the first stiffening plate is fixedly connected with the second beam rib of the structural beam, so that the structural beam is fixedly connected with the structural column;
the connecting pieces are provided with four upper flange plates, four lower flange plates and four web plates for connecting the upper flange plates and the lower flange plates in parallel, and the four connecting pieces correspond to the structural beams in four directions respectively;
the first stiffening plates are vertically arranged and vertically connected with the upper flange plate, the lower flange plate and the web plate, a plurality of first stiffening plates are arranged around the outer side of the round steel tube, and a certain gap is formed between every two adjacent first stiffening plates;
the mounting pieces are arranged at the gaps, two ends of each mounting piece are fixedly connected with two adjacent first stiffening plates respectively, and hoops are formed corresponding to the outer sides of the round steel tubes;
the connecting joint further comprises a second stiffening plate, and the second stiffening plate is arranged at the bottom of the connecting piece and fixedly connected with the connecting piece and the round steel tube.
2. The connecting node of the structural column and the structural beam of the inverted round steel tube as claimed in claim 1, wherein a structural rib is arranged in the structural column in a vertical direction, the structural rib is arranged at the outer side of the round steel tube, and the mounting member is attached to the surface of the structural rib and fixedly connected with the structural rib.
3. A structural column and beam connecting joint of inverted round steel tube according to claim 1, wherein said mounting member is a steel plate strip.
4. The connecting joint of a structural column and a structural beam of an inverted round steel tube according to claim 1, wherein the connecting piece is an i-steel.
5. A construction method using a structural column and structural beam connecting node of an inverted round steel pipe according to claim 1, comprising the steps of:
providing a connecting piece, wherein the connecting piece is provided with an upper flange plate, a lower flange plate and a web plate for connecting the upper flange plate and the lower flange plate in parallel, one end of the connecting piece is fixedly connected with a circular steel tube, and the other end of the connecting piece is fixedly connected with a first beam rib of the structural beam;
providing a first stiffening plate, vertically connecting the first stiffening plate to the upper flange plate, the lower flange plate and the web plate, and fixedly connecting the first stiffening plate with a second beam rib of the structural beam, thereby fixedly connecting the structural beam with the structural column.
6. The construction method according to claim 5, further comprising:
providing a mounting piece, and fixedly connecting two ends of the mounting piece with two adjacent first stiffening plates respectively;
providing a structural rib, wherein the structural rib is vertically arranged on the outer side of the round steel pipe and is arranged in the structural column;
and the mounting piece is attached to the surface of the structural bar, and the first stiffening plates are sequentially connected by the mounting piece, so that the hoop outside the round steel pipe is formed.
7. The construction method according to claim 5, further comprising:
and providing a second stiffening plate, wherein the second stiffening plate is arranged at the bottom of the connecting piece, and the second stiffening plate is fixedly connected with the connecting piece and the round steel pipe, so that the second stiffening plate props the connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011051506.7A CN112160414B (en) | 2020-09-29 | 2020-09-29 | Connecting joint of structural column and structural beam of inverted round steel pipe and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011051506.7A CN112160414B (en) | 2020-09-29 | 2020-09-29 | Connecting joint of structural column and structural beam of inverted round steel pipe and construction method thereof |
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| Publication Number | Publication Date |
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| CN112160414A CN112160414A (en) | 2021-01-01 |
| CN112160414B true CN112160414B (en) | 2022-07-26 |
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| CN202011051506.7A Active CN112160414B (en) | 2020-09-29 | 2020-09-29 | Connecting joint of structural column and structural beam of inverted round steel pipe and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113931306B (en) * | 2021-10-14 | 2022-10-04 | 中国化学工程第六建设有限公司 | Steel structure beam column connection node structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002088909A (en) * | 2000-09-13 | 2002-03-27 | Nippon Steel Corp | Joint structure between steel column and reinforced concrete beam |
| WO2019210537A1 (en) * | 2018-05-02 | 2019-11-07 | 华南理工大学 | Joint of concrete-filled steel tube column and annular steel plate concrete beam and construction method therefor |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000027202A (en) * | 1998-07-13 | 2000-01-25 | Taisei Corp | Column base structure of steel pipe column |
| CN104863271B (en) * | 2015-05-29 | 2018-02-02 | 重庆大学 | A kind of steel core concrete column reinforced beam joint connecting method |
| JP6804727B2 (en) * | 2016-04-12 | 2020-12-23 | 清水建設株式会社 | How to design a column joint structure |
| CN106638989B (en) * | 2017-02-16 | 2022-09-09 | 中国建筑设计研究院有限公司 | Transition joints between steel tube columns and reinforced concrete columns and beams and buildings containing them |
| JP7121541B2 (en) * | 2018-05-25 | 2022-08-18 | 清水建設株式会社 | Joint structure between pillars |
| CN109680810B (en) * | 2019-02-28 | 2024-04-09 | 清华大学 | Conversion node and construction method of upper steel pipe column and lower reinforced concrete column |
| CN210263429U (en) * | 2019-05-20 | 2020-04-07 | 南京长江都市建筑设计股份有限公司 | Node structure of steel reinforced concrete beam and circular cross section reinforced concrete column |
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2020
- 2020-09-29 CN CN202011051506.7A patent/CN112160414B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002088909A (en) * | 2000-09-13 | 2002-03-27 | Nippon Steel Corp | Joint structure between steel column and reinforced concrete beam |
| WO2019210537A1 (en) * | 2018-05-02 | 2019-11-07 | 华南理工大学 | Joint of concrete-filled steel tube column and annular steel plate concrete beam and construction method therefor |
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| CN112160414A (en) | 2021-01-01 |
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