CN209891402U - Assembled concrete-filled steel tube combined node structure - Google Patents
Assembled concrete-filled steel tube combined node structure Download PDFInfo
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- CN209891402U CN209891402U CN201920214392.XU CN201920214392U CN209891402U CN 209891402 U CN209891402 U CN 209891402U CN 201920214392 U CN201920214392 U CN 201920214392U CN 209891402 U CN209891402 U CN 209891402U
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Abstract
The utility model discloses an assembled steel pipe-concrete composite node structure, including special-shaped concrete column mechanism, cantilever beam, first H shaped steel roof beam and reinforcement assembly, special-shaped concrete column mechanism includes first party steel pipe and first channel column, and a plurality of first party steel pipes connect into special-shaped square pipe assembly, and first channel column welds with special-shaped square pipe assembly, has seted up first notch and second notch on the first channel column; the cantilever beam comprises an upper suspension plate, a lower suspension plate and a middle vertical plate, and the middle vertical plate is connected between the upper suspension plate and the lower suspension plate; the front part of the upper suspension plate is clamped in the first notch and fixedly connected with the first channel steel column, and the front part of the lower suspension plate is clamped in the second notch and fixedly connected with the first channel steel column; the middle part of first H shaped steel roof beam is connected with the board that stretches out, and first H shaped steel roof beam links to each other with well riser through stretching out the board, and first H shaped steel roof beam is through consolidating the subassembly and connect upper suspension plate and lower suspension plate. The node structure has excellent overall anti-seismic performance, and can remarkably improve the ductility and the energy consumption capability of the steel frame structure.
Description
Technical Field
The utility model relates to a building engineering field, concretely relates to assembled steel pipe concrete composite node structure.
Background
In the building structure, according to the material of the main structure, a concrete structure and a steel structure are commonly used. The steel pipe concrete is a structural member which effectively combines a steel structure and a concrete structure, the steel pipe concrete is formed by filling concrete in a steel pipe, and the steel pipe and core concrete thereof can bear the action of external load together. The supporting function of the filled concrete can prevent the pipe wall of the steel pipe from premature buckling in advance, and the steel pipe has the constraint effect on the core concrete, so that the steel pipe concrete has high bearing capacity; meanwhile, the steel pipe concrete also has the advantages of good plasticity and toughness, strong shock resistance and the like. Therefore, the steel pipe concrete has wide application prospect.
The concrete frame structure and the steel frame structure are flexible in room arrangement, but the cross section of a part of columns is too large, so that the appearance is affected by the fact that the columns are protruded out of the wall. In order to meet the building requirements in the building design, the influence of the outstanding corner column edges on indoor viewing and occupied space is avoided, the flexibility of furniture arrangement in a house is improved, the column wall and the filling wall are widely applied to the reinforced concrete special-shaped column structure with the same thickness, but concrete is easy to crack, and therefore the shearing resistance and the torsional resistance of the column are poor, and the seismic capacity is insufficient.
The column node is the most important node in the assembled steel structure system, and directly influences the construction speed and the assembly degree of the structure, so that the beam-column node should be connected by high-strength bolts which are convenient to operate as much as possible, and the arrangement of the bolts should be easy for workers to fasten on site as possible.
Therefore, a novel square pipe column and a first H-shaped steel beam connecting node which can meet the safety and reliability of structural design, ensure the integrity of residential building space and facilitate on-site rapid assembly are urgently needed to be found, so that the novel square pipe column and the first H-shaped steel beam connecting node are generally applied to the design of steel structure residential buildings to promote the rapid development of the industrialization of the steel structure residential buildings.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an assembled steel pipe concrete composite node structure, the holistic anti-seismic performance of this node structure is superior, can show ductility and the power consumption ability that improves steel frame construction.
The utility model discloses a realize above-mentioned purpose, the technical solution who adopts is:
an assembled concrete-filled steel tube combined node structure comprises a special-shaped concrete column mechanism, a cantilever beam, a first H-shaped steel beam and a reinforcing assembly, wherein the special-shaped concrete column mechanism comprises first party steel tubes and a first channel steel column, a plurality of first party steel tubes are connected into a special-shaped square tube assembly, the open end of the first channel steel column is welded with the special-shaped square tube assembly, and a first notch and a second notch are formed in the side end face of the first channel steel column;
the cantilever beam comprises an upper suspension plate, a lower suspension plate and a middle vertical plate, and the middle vertical plate is connected between the middle part of the upper suspension plate and the middle part of the lower suspension plate; the front part of the upper suspension plate is clamped in the first notch and fixedly connected with the first channel steel column, and the front part of the lower suspension plate is clamped in the second notch and fixedly connected with the first channel steel column;
the middle part of first H shaped steel roof beam is connected with the board that stretches out, and first H shaped steel roof beam links to each other with well riser through stretching out the board, and first H shaped steel roof beam is through consolidating the subassembly and connect upper suspension plate and lower suspension plate.
Preferably, the first H-shaped steel beam comprises an upper flange plate, a web plate and a lower flange plate, the web plate is connected between the upper flange plate and the lower flange plate, and the extension plate is connected to the rear end of the web plate.
Preferably, the front part of the upper suspension plate is provided with a first slotted hole, and the front part of the lower suspension plate is provided with a second slotted hole.
Preferably, the reinforcing assembly comprises an upper reinforcing plate, a lower reinforcing plate, a lateral reinforcing groove steel plate and an outer fixing plate, the rear part of the upper suspension plate is provided with a first connecting hole, the rear part of the lower suspension plate is provided with a second connecting hole, and the rear part of the middle vertical plate is provided with a third connecting hole;
the extension plate is provided with a fourth connecting hole, the upper flange plate is provided with a fifth connecting hole, and the lower flange plate is provided with a sixth connecting hole;
the upper reinforcing plate is provided with a seventh connecting hole, the lateral reinforcing groove steel plate is provided with an eighth connecting hole, and the lower reinforcing plate is provided with a ninth connecting hole.
Preferably, the upper reinforcing plate is connected with the upper flange plate, the upper suspension plate and the side reinforcing groove steel plate through first bolts;
the side reinforcing channel steel plate is connected with the middle vertical plate and the extension plate through second bolts; the lower reinforcing plate is connected with the lower flange plate and the lower suspension plate through a third bolt.
Preferably, the outer fixing plate is a square steel plate, the outer fixing plate is arranged on the outer side of the web plate and the middle vertical plate, and the outer fixing plate is welded with the upper flange plate, the upper suspension plate, the side reinforcing groove steel plate, the lower flange plate and the lower suspension plate.
Preferably, the front part of the upper suspension plate is welded with the outer wall of the first channel steel column, and the front part of the lower suspension plate is welded with the outer wall of the first channel steel column; concrete is poured into the first square steel pipe and the first channel steel column.
Preferably, the upper suspension plate, the lower suspension plate and the middle vertical plate are all rectangular steel plates, the length values of the upper suspension plate and the lower suspension plate are the same, and the length value of the upper suspension plate is larger than that of the middle vertical plate.
The utility model has the advantages that:
the assembled steel pipe concrete combined node structure has excellent integral anti-seismic performance and can obviously improve the ductility and the energy consumption capability of a steel frame structure. The connecting joint is even in stress, safe and reliable, and the connecting strength of the H-shaped steel beam is improved. Meanwhile, the special-shaped concrete column mechanism is simple and novel in connection structure, can be machined and formed in a workshop, is simple in factory production process, high in component standardization degree, high in field equipment speed and wide in engineering application prospect.
Drawings
FIG. 1 is an isometric view of the overall structure of an assembled concrete filled steel tube composite node structure.
Fig. 2 is a schematic diagram of the overall structure of the special-shaped concrete column mechanism.
Fig. 3 is a schematic plan view of the overall structure of the assembled concrete filled steel tube combined node structure.
Fig. 4 is an exploded view of a connection structure of the cantilever beam, the first H-shaped steel beam and the reinforcing member.
FIG. 5 is an isometric view of the cantilever beam, the first H-beam, and the reinforcement member connection structure
FIG. 6 is a schematic view of a connection structure of the cantilever beam and the first H-shaped steel beam.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
with reference to fig. 1 to 6, an assembled steel tube concrete composite node structure includes a special-shaped concrete column mechanism 1, a cantilever beam 2, a first H-shaped steel beam 3 and a reinforcement assembly 4. The special-shaped concrete column mechanism 1 comprises a first square steel tube 11 and a first channel steel column 12, and concrete 13 is poured in the first square steel tube 11 and the first channel steel column 12. The plurality of first square steel pipes 11 are connected into the special-shaped square pipe assembly 14, and the special-shaped square pipe assembly 14 can be welded into a multi-cavity rectangular structure such as a T-shaped structure, an L-shaped structure or a cross-shaped structure in a factory. The open end of the first channel steel column 12 is welded to a first square steel tube 11 protruding outwards from the inside of the special-shaped square tube assembly 14, and a first notch 15 and a second notch 16 are formed in the side end face, not open, of the first channel steel column 12.
The cantilever beam 2 comprises an upper suspension plate 21, a lower suspension plate 22 and a middle vertical plate 23, and the middle vertical plate 23 is connected between the middle part of the upper suspension plate 21 and the middle part of the lower suspension plate 22. When the cantilever beam 2 is installed, the front portion of the upper suspension plate 21 is snapped into the first notch 15 and is fixedly connected to the first channel steel column 12, and the front portion of the lower suspension plate 22 is snapped into the second notch 16 and is fixedly connected to the first channel steel column 12. The middle standing plate 23 is connected to the outer wall of the first channel steel column 12. The front portion of the upper suspension plate 21 is welded to the outer wall of the first channel steel column 12, and the front portion of the lower suspension plate 22 is welded to the outer wall of the first channel steel column 12, using electric welding.
The front portion of the upper suspension plate 21 is provided with a first slot 24, the front portion of the lower suspension plate 22 is provided with a second slot 25, and the concrete in the first channel steel column 12 can pass through the first slot 24 and the second slot 25.
The middle part of first H shaped steel roof beam 3 is connected with and stretches out board 5, and first H shaped steel roof beam 3 links to each other through stretching out board 5 and neutral slab 23, and first H shaped steel roof beam 3 is through consolidating subassembly 4 and connect upper suspension board 21 and lower suspension board 22.
The first H-shaped steel beam 3 includes an upper flange plate 31, a web plate 32 and a lower flange plate 33, the web plate 32 is connected between the upper flange plate 31 and the lower flange plate 33, the extension plate 5 is connected to the rear end of the web plate 32, and the extension plate 5 and the web plate 32 are integrally formed.
The reinforcing assembly 4 includes an upper reinforcing plate 41, a lower reinforcing plate 42, a side reinforcing channel steel plate 43, and an outer fixing plate 44, and a first coupling hole 51 is formed at the rear portion of the upper hanger plate 21, a second coupling hole 52 is formed at the rear portion of the lower hanger plate 22, and a third coupling hole 53 is formed at the rear portion of the middle hanger plate 23.
The extension plate 5 is provided with a fourth connecting hole 54, the upper flange plate 31 is provided with a fifth connecting hole 55, and the lower flange plate 33 is provided with a sixth connecting hole 56.
The upper reinforcing plate 41 is provided with a seventh connecting hole 57, the side reinforcing groove steel plate 43 is provided with an eighth connecting hole 58, and the lower reinforcing plate 42 is provided with a ninth connecting hole 59.
The upper reinforcing plate 41 is connected to the upper flange plate 31, the upper suspension plate 22 and the side reinforcing channel steel plate 43 by first bolts, at this time, screws of a part of the first bolts pass through the seventh connecting hole 57, the fifth connecting hole 55 and the eighth connecting hole 58, and screws of a part of the first bolts pass through the seventh connecting hole 57, the first connecting hole 51 and the eighth connecting hole 58.
The side reinforcing groove steel plate 43 is connected with the middle vertical plate 23 and the extension plate 5 through second bolts, and at the moment, screws in part of the second bolts penetrate through the eighth connecting holes 58 and the third connecting holes 53; the threaded rod of a portion of the second bolt passes through the eighth connecting hole 58 and the fourth connecting hole 54.
The lower reinforcing plate 42 is connected to the lower flange plate 33 and the lower suspension plate 22 by third bolts. At this time, the screw of the partial third bolt passes through the ninth coupling hole 59 and the sixth coupling hole 56, and the screw of the partial third bolt passes through the ninth coupling hole 59 and the second coupling hole 52.
The outer fixing plate 44 is a square steel plate, the outer fixing plate 44 is disposed outside the web 32 and the intermediate plate 23, and the outer fixing plate 44 is welded to the upper flange plate 31, the upper suspension plate 21, the side reinforcing channel steel plate 43, the lower flange plate 33, and the lower suspension plate 22.
The upper suspension plate 21, the lower suspension plate 22 and the middle vertical plate 23 are all rectangular steel plates, the length values of the upper suspension plate 21 and the lower suspension plate 22 are the same, and the length value of the upper suspension plate 21 is larger than that of the middle vertical plate 23.
Embodiment 1, when the assembled concrete filled steel tube combination node structure is assembled and installed. First, a plurality of first square steel pipes 11 are assembled and installed into a special-shaped square pipe assembly 14, and the special-shaped square pipe assembly 14 can be welded into a multi-cavity rectangular structure such as a T-shaped structure, an L-shaped structure or a cross-shaped structure in a factory. And then welding the middle convex first square steel pipe 11 in the first channel steel column 12 special-shaped square pipe assembly 14. The cantilever beam 2 is then installed in the first notch 15 and the second notch 16, and then the worker cantilever beam 2 and the first channel steel column 12 are welded, and the first notch 15 and the second notch 16 are welded and sealed.
Example 2, the cantilever beam 2, the first H-shaped steel beam 3 and the reinforcing member 4 are assembled. The extension plate 5 is connected to the middle plate 23, and then the cantilever beam 2 and the first H-shaped steel beam 3 are connected together by the reinforcement assembly 4, and at this time, the inner end surface of the outer fixing plate 44 is welded to the outer ends of the upper flange plate 31, the upper suspension plate 21, the side reinforcing channel plate 43, the lower flange plate 33, and the lower suspension plate 22. And finally, concrete mortar is poured into the first square steel pipe 11 and the first channel steel column 12, the mortar can pass through the first slotted hole 24 and the second slotted hole 25 after entering the first channel steel column 12, and the cantilever beam 2 is further fixedly connected with the first channel steel column 12 through the concrete mortar.
The assembled steel pipe concrete combined node structure has excellent integral anti-seismic performance and can obviously improve the ductility and the energy consumption capability of a steel frame structure. The connecting joint is even in stress, safe and reliable, and the connecting strength of the H-shaped steel beam is improved. Meanwhile, the special-shaped concrete column mechanism 1 is simple and novel in connection structure, the special-shaped concrete column mechanism 1 can be machined and formed in a workshop, the factory production process is simple, the component standardization degree is high, the field equipment speed is high, and the engineering application prospect is wide.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (8)
1. An assembled concrete-filled steel tube combined node structure is characterized by comprising a special-shaped concrete column mechanism, a cantilever beam, a first H-shaped steel beam and a reinforcing assembly, wherein the special-shaped concrete column mechanism comprises first party steel tubes and a first channel steel column, a plurality of first party steel tubes are connected into a special-shaped square tube assembly, the open end of the first channel steel column is welded with the special-shaped square tube assembly, and a first notch and a second notch are formed in the side end face of the first channel steel column;
the cantilever beam comprises an upper suspension plate, a lower suspension plate and a middle vertical plate, and the middle vertical plate is connected between the middle part of the upper suspension plate and the middle part of the lower suspension plate; the front part of the upper suspension plate is clamped in the first notch and fixedly connected with the first channel steel column, and the front part of the lower suspension plate is clamped in the second notch and fixedly connected with the first channel steel column;
the middle part of first H shaped steel roof beam is connected with the board that stretches out, and first H shaped steel roof beam links to each other with well riser through stretching out the board, and first H shaped steel roof beam is through consolidating the subassembly and connect upper suspension plate and lower suspension plate.
2. The fabricated concrete-filled steel tube composite node structure according to claim 1, wherein the first H-shaped steel beam comprises an upper flange plate, a web plate and a lower flange plate, the web plate is connected between the upper flange plate and the lower flange plate, and the extension plate is connected to the rear end of the web plate.
3. The assembled concrete filled steel tube composite node structure of claim 1, wherein the front part of the upper suspension plate is provided with a first slot hole, and the front part of the lower suspension plate is provided with a second slot hole.
4. The assembled concrete-filled steel tube combined node structure of claim 2, wherein the reinforcing assembly comprises an upper reinforcing plate, a lower reinforcing plate, a lateral reinforcing groove steel plate and an outer fixing plate, the rear part of the upper suspension plate is provided with a first connecting hole, the rear part of the lower suspension plate is provided with a second connecting hole, and the rear part of the middle vertical plate is provided with a third connecting hole;
the extension plate is provided with a fourth connecting hole, the upper flange plate is provided with a fifth connecting hole, and the lower flange plate is provided with a sixth connecting hole;
the upper reinforcing plate is provided with a seventh connecting hole, the lateral reinforcing groove steel plate is provided with an eighth connecting hole, and the lower reinforcing plate is provided with a ninth connecting hole.
5. The assembled concrete filled steel tube composite node structure of claim 4, wherein the upper reinforcing plate is connected with the upper flange plate, the upper suspension plate and the side reinforcing channel steel plate through first bolts;
the side reinforcing channel steel plate is connected with the middle vertical plate and the extension plate through second bolts; the lower reinforcing plate is connected with the lower flange plate and the lower suspension plate through a third bolt.
6. The assembled concrete-filled steel tube composite node structure of claim 4, wherein the outer fixing plate is a square steel plate, the outer fixing plate is arranged on the outer side of the web plate and the middle vertical plate, and the outer fixing plate is welded with the upper flange plate, the upper suspension plate, the side reinforcing groove steel plate, the lower flange plate and the lower suspension plate.
7. The fabricated concrete-filled steel tube composite node structure according to claim 1, wherein the front portion of the upper suspension plate is welded to the outer wall of the first channel steel column, and the front portion of the lower suspension plate is welded to the outer wall of the first channel steel column; concrete is poured into the first square steel pipe and the first channel steel column.
8. The assembled concrete-filled steel tube composite node structure of claim 1, wherein the upper suspension plate, the lower suspension plate and the middle vertical plate are all rectangular steel plates, the lengths of the upper suspension plate and the lower suspension plate are the same, and the length of the upper suspension plate is greater than that of the middle vertical plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920214392.XU CN209891402U (en) | 2019-02-19 | 2019-02-19 | Assembled concrete-filled steel tube combined node structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920214392.XU CN209891402U (en) | 2019-02-19 | 2019-02-19 | Assembled concrete-filled steel tube combined node structure |
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| Publication Number | Publication Date |
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| CN209891402U true CN209891402U (en) | 2020-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920214392.XU Expired - Fee Related CN209891402U (en) | 2019-02-19 | 2019-02-19 | Assembled concrete-filled steel tube combined node structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111519839A (en) * | 2020-03-11 | 2020-08-11 | 北京城建集团有限责任公司 | H shaped steel and binding up structure of reinforcing bar |
| CN113026940A (en) * | 2021-03-25 | 2021-06-25 | 天津中冀建设集团有限公司 | Super high-rise building core tube steel column connecting structure and core tube construction method |
| CN113635421A (en) * | 2021-07-28 | 2021-11-12 | 浙江中南建设集团钢结构有限公司 | Pouring forming method for anti-corrosion and fireproof integrated prefabricated steel special-shaped combined component |
-
2019
- 2019-02-19 CN CN201920214392.XU patent/CN209891402U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111519839A (en) * | 2020-03-11 | 2020-08-11 | 北京城建集团有限责任公司 | H shaped steel and binding up structure of reinforcing bar |
| CN113026940A (en) * | 2021-03-25 | 2021-06-25 | 天津中冀建设集团有限公司 | Super high-rise building core tube steel column connecting structure and core tube construction method |
| CN113026940B (en) * | 2021-03-25 | 2022-08-02 | 天津中冀建设集团有限公司 | Super high-rise building core tube steel column connecting structure and core tube construction method |
| CN113635421A (en) * | 2021-07-28 | 2021-11-12 | 浙江中南建设集团钢结构有限公司 | Pouring forming method for anti-corrosion and fireproof integrated prefabricated steel special-shaped combined component |
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Granted publication date: 20200103 Termination date: 20210219 |