CN217269192U - Outer annular plate type connecting node of assembled square steel pipe column-H-shaped steel beam - Google Patents
Outer annular plate type connecting node of assembled square steel pipe column-H-shaped steel beam Download PDFInfo
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- CN217269192U CN217269192U CN202220540872.7U CN202220540872U CN217269192U CN 217269192 U CN217269192 U CN 217269192U CN 202220540872 U CN202220540872 U CN 202220540872U CN 217269192 U CN217269192 U CN 217269192U
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- shaped steel
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- steel pipe
- steel beam
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 100
- 239000010959 steel Substances 0.000 title claims abstract description 100
- 238000003466 welding Methods 0.000 claims description 26
- 210000001503 joint Anatomy 0.000 claims description 8
- 229910001208 Crucible steel Inorganic materials 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 238000005192 partition Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model relates to a structural engineering field, concretely relates to outer annular plate formula connected node of assembled square steel tubular column-H shaped steel roof beam. The technical scheme of the utility model as follows: an assembled square steel pipe column-H-shaped steel beam outer ring plate type connecting node comprises a square steel pipe column, an H-shaped steel beam, a first connecting piece, a second connecting piece, a third connecting piece and a high-strength bolt, wherein the connecting pieces are sleeved on the square steel pipe column and welded with the square steel pipe column; the web plate of the first connecting piece is butted with the web plate of the H-shaped steel beam, the two connecting pieces II are respectively arranged on the web plate of the first connecting piece and two sides of the web plate of the H-shaped steel beam, and the two connecting pieces III are sleeved on the square steel pipe column and respectively attached to two sides of the first connecting piece; the H-shaped steel beam is connected with the second connecting piece and the third connecting piece, and the first connecting piece is connected with the second connecting piece and the third connecting piece through high-strength bolts. The utility model discloses do not need shaped steel cutting and concatenation processing, construction process is simple and convenient, reduces engineering cost, guarantees the holistic stability of structure.
Description
Technical Field
The utility model relates to a structural engineering field, concretely relates to outer annular plate formula connected node of assembled square steel tubular column-H shaped steel roof beam.
Background
The steel frame structure composed of the square steel pipe column and the H-shaped steel beam has wide application in multi-story high-rise steel structures, and for the square steel pipe column-H-shaped steel beam frame structure, beam column nodes are complex parts in design and construction, and the node performance plays a decisive role in the frame performance.
The steel pipe column-H-shaped beam joint is preferably of an inner partition plate type, an outer ring plate type and a partition plate through type according to the existing technical code of steel pipe structures (CECS 280: 2010) in China, and a non-stiffened direct welding structure can be adopted. The inner partition plate type node is simple in structure and saves materials, but has the problems of difficulty in welding and the like, and is only suitable for square steel pipe columns with large outer diameters. The outer ring plate type node is not limited by the outer diameter of a square steel pipe column, but a ring plate large enough is needed to ensure the strength of the node, and the outer ring plate large in size influences the utilization of indoor space and restricts the application of the outer ring plate type node. The square steel pipe column is required to be disconnected at the node by the partition plate through type node, and the length of the welding seam of the node area is increased. The problem of baffle welding difficulty when interior baffle node tubular column external diameter is less is solved, the outer crown plate too big occupation indoor space problem has been solved, nevertheless has to cut off the square steel tubular column, is carrying out the baffle welding, and the process level requirement is very high, and the processing degree of difficulty is big, and the precision is difficult to satisfy the design requirement.
The existing joints are formed by cutting plates or section steel into a plurality of parts, welding each part on a steel pipe column into a component, and connecting H-shaped steel beams into the joints through welding or bolts. The ubiquitous welding seam is too close, and the welding seam condition such as crossing appears even, can produce in square steel tubular column node territory scope and weld heat influence the district, influence the node performance.
SUMMERY OF THE UTILITY MODEL
The utility model provides an outer annular plate formula connected node of assembled square steel tubular column-H shaped steel roof beam does not need shaped steel cutting and concatenation processing, and construction process is simple and convenient, reduces engineering cost, guarantees the holistic stability of structure.
The technical scheme of the utility model as follows:
an assembled square steel pipe column-H-shaped steel beam outer ring plate type connecting node comprises a square steel pipe column, an H-shaped steel beam, a first connecting piece, a second connecting piece, a third connecting piece and a high-strength bolt, wherein the first connecting piece is formed by connecting two symmetrically arranged ring plates through four web plates uniformly distributed along the circumferential direction; the second connecting piece is a channel-shaped piece and is formed by an upper wing plate and a lower wing plate which are respectively positioned at two ends of the long edge of the web plate; the connecting piece III consists of a ring plate and four direction extending arms on the ring plate; the connecting piece is sleeved on the square steel pipe column and welded with the square steel pipe column; the web plate of the first connecting piece is in butt joint with the web plate of the H-shaped steel beam, and the two ring plates of the first connecting piece are in butt joint with the upper flange and the lower flange of the H-shaped steel beam respectively; the two connecting pieces II are respectively arranged on two sides of the web plate of the connecting piece I and the web plate of the H-shaped steel beam, and an upper wing plate and a lower wing plate of the connecting piece II are respectively attached to an upper flange and a lower flange of the H-shaped steel beam and two ring plates of the connecting piece I; the two connecting pieces III are sleeved on the square steel pipe column and are respectively attached to two sides of the connecting piece I, and the extending arms of the two connecting pieces III are respectively attached to the upper flange and the lower flange of the H-shaped steel beam; the H-shaped steel beam is connected with the second connecting piece and the third connecting piece, and the first connecting piece is connected with the second connecting piece and the third connecting piece through high-strength bolts.
Furthermore, the outer ring plate type connecting node of the assembly type square steel pipe column-H-shaped steel beam, the first connecting piece, the second connecting piece and the third connecting piece are prefabricated cast steel components, and SN490B is selected as cast steel.
Furthermore, the prefabricated welding grooves are formed in the inner sides of the annular plate and the web plate of the first connecting piece; and a prefabricated groove is arranged on the inner side of the annular plate of the connecting piece III, and corresponds to the welding seam of the connecting piece I.
Furthermore, bolt holes are reserved on the H-shaped steel beam, the first connecting piece, the second connecting piece and the third connecting piece.
When welding, CO is adopted 2 Flux-cored wire gas shielded welding, the welding wire adopts E5015.
The corners of the square steel pipe column are not welded.
The utility model has the advantages that:
1. the utility model discloses a pass the power route and do: the shearing force is shared by the web plate of the first connecting piece and the web plate of the second connecting piece, the bending moment is converted into a concentrated force action acting on the flange position of the corresponding beam of the node area, and the concentrated force action is shared by the annular plate of the first connecting piece and the third connecting piece.
2. The mechanical properties of any direction of the section of the square steel pipe column are the same, the mechanical properties of the frame column are better met, and the square steel pipe column is convenient to fill concrete into the square steel pipe column to form a reinforced concrete composite structure.
3. The utility model discloses a connected node does not need other side steel-pipe column to handle, also need not shaped steel cutting and concatenation processing, and construction process is simple and convenient. Cast steel connectors are produced by casting plants and are more convenient to control the precision than welded connections.
4. Because the prefabricated welding groove is reserved, the length of the welding line of the pair of square steel pipe columns of the connecting piece is reduced, the welding connection is simple and convenient, and the welding is easy to carry out.
5. The first connecting piece is not welded at the corner of the square steel pipe column, so that stress concentration in a weak area of the corner of the square steel pipe column is avoided, and the mechanical property of the joint is improved.
6. A prefabricated groove is reserved at the position, in contact with the welding seam of the connecting piece I, of the connecting piece III, and therefore the situation that the connecting piece III cannot be normally spliced due to field welding of the connecting piece I is prevented.
7. The utility model discloses a connected node belongs to post through type node, compares with post cutting type node such as baffle through type node and has more superior anti-seismic performance.
8. The utility model discloses a connected node simplification processing technology that can be by a wide margin reduces man-hour and drops into in earlier stage, can reduce engineering cost on the whole.
9. The utility model discloses a connected node is at the whole prefabricated completion of foundry, and the assembly type construction of realization structure has improved the construction speed and has installed comparatively convenient and fast, can in time change when the connecting piece takes place to destroy, guarantees the holistic stability of structure.
Drawings
FIG. 1 is a schematic view of an assembled square steel pipe column-H-shaped steel beam outer ring plate type connection node;
FIG. 2 is a schematic view of a connector;
FIG. 3 is a schematic view of a second connecting member;
fig. 4 is a schematic view of a connector III.
Detailed Description
As shown in fig. 1-4, an assembled square steel pipe column-H-shaped steel beam outer ring plate type connection node comprises a square steel pipe column 4, an H-shaped steel beam 5, a first connecting piece 1, a second connecting piece 2, a third connecting piece 3 and a high-strength bolt 6, wherein the first connecting piece 1 is formed by connecting two symmetrically arranged ring plates 1-1 through four webs 1-2 uniformly distributed along the circumferential direction; the second connecting piece 2 is a channel-shaped piece and consists of an upper wing plate 2-1, a lower wing plate 2-3 and two ends which are respectively positioned at the long edge of the web plate 2-2; the third connecting piece 3 consists of a ring plate 3-1 and four direction extending arms 3-2 thereon; the first connecting piece 1 is sleeved on the square steel pipe column 4 and welded with the square steel pipe column; a web plate 1-2 of the first connecting piece 1 is in butt joint with a web plate 5-2 of the H-shaped steel beam 5, and two ring plates 1-1 and 1-3 of the first connecting piece 1 are in butt joint with an upper flange 5-1 and a lower flange 5-3 of the H-shaped steel beam 5 respectively; the two connecting pieces II 2 are respectively arranged on two sides of a web plate 1-2 of the connecting piece I1 and a web plate 5-2 of the H-shaped steel beam 5, and an upper wing plate 2-1 and a lower wing plate 2-3 of the connecting piece II 2 are respectively attached to an upper flange 5-1 and a lower flange 5-3 of the H-shaped steel beam 5 and two ring plates 1-1 of the connecting piece I1; the two connecting pieces III 3 are sleeved on the square steel pipe column 4 and are respectively attached to two sides of the connecting piece I1, and the extending arms 3-2 of the two connecting pieces III 3 are respectively attached to an upper flange 5-1 and a lower flange 5-3 of the H-shaped steel beam; the H-shaped steel beam 5 is connected with the second connecting piece 2 and the third connecting piece 3, and the first connecting piece 1 is connected with the second connecting piece 2 and the third connecting piece 3 through high-strength bolts 6. Prefabricated welding grooves 1-3 are formed in the inner sides of a ring plate 1-1 and a web plate 1-2 of the connecting piece I1; the inner side of the annular plate 3-1 of the connecting piece III 3 is provided with a prefabricated groove 3-3, and the position of the prefabricated groove 3-3 corresponds to the position of a welding line of the connecting piece I1. The first connecting piece 1, the second connecting piece 2 and the third connecting piece 3 are prefabricated cast steel components, and SN490B is selected as a cast steel material.
The installation process of the connecting node is as follows: firstly, welding a connecting piece I1 with a square steel pipe column 4 through a prefabricated welding groove 1-3; the web plate 1-2 of the connecting piece I1 is butted with the web plate 5-2 of the H-shaped steel beam 5, bolt holes of the connecting piece I1 and the H-shaped steel beam 5 correspond to bolt holes of the connecting piece II 2, high-strength bolts 6 are inserted, nuts are screwed on bolt rods for the first time, and positioning and temporary supporting are implemented; installing two connecting pieces III 3, aligning bolt holes of the connecting pieces III 3 with bolt holes of the H-shaped steel beam 5 and the connecting pieces I1 and II 2, inserting high-strength bolts 6 and performing initial screwing of nuts; and performing final screwing on all the nuts.
Claims (4)
1. An assembled square steel pipe column-H-shaped steel beam outer ring plate type connecting node is characterized by comprising a square steel pipe column, an H-shaped steel beam, a first connecting piece, a second connecting piece, a third connecting piece and a high-strength bolt, wherein the first connecting piece is formed by connecting two symmetrically arranged ring plates through four webs uniformly distributed along the circumferential direction; the second connecting piece is a channel-shaped piece and consists of an upper wing plate and a lower wing plate which are respectively positioned at two ends of the long edge of the web plate; the third connecting piece consists of a ring plate and four direction extending arms on the ring plate; the connecting piece is sleeved on the square steel pipe column and welded with the square steel pipe column; the web plate of the first connecting piece is in butt joint with the web plate of the H-shaped steel beam, and the two ring plates of the first connecting piece are in butt joint with the upper flange and the lower flange of the H-shaped steel beam respectively; the two connecting pieces II are respectively arranged on the web plate of the connecting piece I and the two sides of the web plate of the H-shaped steel beam, and an upper wing plate and a lower wing plate of the connecting piece II are respectively attached to an upper wing edge and a lower wing edge of the H-shaped steel beam and two ring plates of the connecting piece I; the two connecting pieces III are sleeved on the square steel pipe column and are respectively attached to two sides of the connecting piece I, and the extending arms of the two connecting pieces III are respectively attached to the upper flange and the lower flange of the H-shaped steel beam; the H-shaped steel beam is connected with the second connecting piece and the third connecting piece, and the first connecting piece is connected with the second connecting piece and the third connecting piece through high-strength bolts.
2. The fabricated square steel pipe column-H-beam outer ring plate type connection node as claimed in claim 1, wherein the first, second and third connection members are prefabricated cast steel members, and the cast steel material is selected from SN 490B.
3. The fabricated square steel pipe column-H-shaped steel beam outer ring plate type connecting node as claimed in claim 1, wherein the inner sides of the ring plate and the web plate of the first connecting member are provided with pre-fabricated welding grooves; and a prefabricated groove is arranged on the inner side of the annular plate of the connecting piece III, and corresponds to the welding seam of the connecting piece I.
4. The fabricated square steel pipe column-H-shaped steel beam outer ring plate type connection node as claimed in claim 1, wherein bolt holes are reserved on the H-shaped steel beam, the first connecting member, the second connecting member and the third connecting member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220540872.7U CN217269192U (en) | 2022-03-14 | 2022-03-14 | Outer annular plate type connecting node of assembled square steel pipe column-H-shaped steel beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220540872.7U CN217269192U (en) | 2022-03-14 | 2022-03-14 | Outer annular plate type connecting node of assembled square steel pipe column-H-shaped steel beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217269192U true CN217269192U (en) | 2022-08-23 |
Family
ID=82862628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220540872.7U Expired - Fee Related CN217269192U (en) | 2022-03-14 | 2022-03-14 | Outer annular plate type connecting node of assembled square steel pipe column-H-shaped steel beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217269192U (en) |
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2022
- 2022-03-14 CN CN202220540872.7U patent/CN217269192U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220823 |
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| CF01 | Termination of patent right due to non-payment of annual fee |