Connecting joint structure for converting concrete structure into steel structure

Abstract

The utility model relates to the technical field of building main body steel structures, and discloses a connecting node structure for converting a concrete structure into a steel structure, which comprises a covering component, a connecting component and a connecting component, the reinforcing assembly is suitable for being arranged at the top end of the concrete column, and the reinforcing assembly is connected with the covering assembly; the connecting assembly is connected with the covering assembly and the reinforcing assembly; and the steel beam assembly is connected with the connecting assembly. Due to the fact that the corrosion resistance and durability of steel are better than those of concrete, the covering assembly is arranged around the concrete column, the strength of the concrete column is improved, an original concrete column does not need to be dismantled, a concrete structure is conveniently converted into a steel structure, and therefore the transformation cost is reduced; and the quality of the modified concrete column structure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building main body steel structures, in particular to a connection node structure in which a concrete structure is converted into a steel structure. Background Art

[0002] During the renovation process of old factories with traditional concrete structures, steel structure design is preferred because steel structure has the advantages of diverse shapes, fast construction speed, and compliance with green and low-carbon policies. If the original concrete columns of the old factories cannot be retained, the renovation cost will increase. Most of the existing construction plans are to remove the concrete part of the top of the concrete column, add embedded steel and re-pour the concrete, and use the newly added embedded steel as the support point of the steel structure roof truss. However, this plan causes great damage to the original concrete, and the construction quality of the joint between the newly poured concrete and the old concrete is difficult to control. The construction plan needs to be improved. The industry has an urgent need for the design nodes and construction methods of converting this concrete structure to steel structure. Utility Model Content

[0003] In view of this, the utility model provides a connection node structure for converting a concrete structure into a steel structure to solve the problem that in the prior art, concrete columns need to be dismantled when renovating the concrete structure of an old factory building, which causes great damage to the original concrete columns, increases the renovation cost, and makes the construction quality of the joint between the newly poured concrete and the old concrete difficult to control.

[0004] The utility model provides a connection node structure for converting a concrete structure into a steel structure, comprising: a covering component, which is suitable for being arranged around the outer periphery of a concrete column; a reinforcing component, which is suitable for being arranged at the top end of the concrete column, and the reinforcing component is connected to the covering component; a connecting component, which is connected to the covering component and the reinforcing component; and a steel beam component, which is connected to the connecting component.

[0005] Beneficial effect: Since the corrosion resistance and durability of steel are better than those of concrete, the strength of the concrete column is improved by arranging the covering components around the concrete column. There is no need to dismantle the original concrete column, and the concrete structure is conveniently converted to a steel structure, thereby reducing the renovation cost and improving the quality of the renovated concrete column structure.

[0006] In an optional embodiment, a plurality of the covering components are provided, and the plurality of the covering components are suitable for being arranged at intervals along the extension direction of the concrete column, the covering component located at the top is connected to the reinforcing component, and a plurality of the connecting components and the steel beam components are provided, and the plurality of the connecting components respectively connect a plurality of the steel beam components with a plurality of the covering components.

[0007] Beneficial effects: By setting up the reinforcement components and the connection components, a firm connection between the concrete column and the steel beam is achieved, ensuring the stability and safety of the structure.

[0008] In an optional embodiment, several of the covering components include a first covering component and a second covering component, several of the connecting components include a first connecting component and a second connecting component, and several of the steel beam components include a first steel beam component and a second steel beam component; the first covering component is connected to the reinforcing component, the first connecting component is connected to the first steel beam component and is simultaneously connected to the first covering component and the reinforcing component, and the second connecting component connects the second steel beam component and the second covering component.

[0009] Beneficial effect: By setting the first covering component and the second covering component, the exterior of the concrete column can be better protected and the impact of external factors on it can be reduced. At the same time, the setting of the first connecting component and the second connecting component makes the connection between the steel beam and the concrete column more secure, thereby enhancing the integrity and stability of the structure.

[0010] In an optional embodiment, the first steel beam assembly includes a main beam structure and a secondary beam structure, the main beam structure is connected to the reinforcement assembly and the first covering assembly at the same time through the first connecting assembly, and the secondary beam structure is connected to the reinforcement assembly and the first covering assembly at the same time through the first connecting assembly.

[0011] Beneficial effect: By combining the main beam structure and the secondary beam structure, the load can be better dispersed and transferred, and the bearing capacity of the steel beam can be improved. At the same time, the adaptability of the structure is increased. The appropriate main beam structure and secondary beam structure can be selected according to actual needs to meet different engineering requirements.

[0012] In an optional embodiment, the second steel beam assembly includes a main beam structure, and the second connecting assembly connects the main beam structure and the second covering assembly.

[0013] Beneficial effect: By connecting the main beam structure to the second covering component, the stability of the main beam structure is further improved.

[0014] In an optional embodiment, the main beam structure and the secondary beam structure both include a wing plate and a web plate, two wing plates are arranged relatively spaced apart, and the web plate is connected between the two wing plates to form an I-shaped structure.

[0015] In an optional embodiment, the connecting assembly includes a plurality of connecting plates, wherein the plurality of connecting plates are arranged on opposite sides of the web and connected to the web, and the plurality of connecting plates are simultaneously connected to the reinforcing assembly and the first covering assembly, or the plurality of connecting plates are connected to the second covering assembly.

[0016] Beneficial effect: By arranging connecting plates on both sides of the web, the strength and stability of the connection can be increased, ensuring a firm connection between the steel beam and the concrete column.

[0017] In an optional embodiment, the covering assembly includes a plurality of covering plates, which are sequentially connected along the circumferential direction, and each of the covering plates is suitable for being connected to the concrete column by bolts.

[0018] Beneficial effects: The covering plate is connected to the concrete column by bolts, which enhances the stability and reliability of the connection and reduces structural problems caused by loose connections.

[0019] In an optional embodiment, an auxiliary support assembly is connected between the steel beam assembly and the covering assembly, and the auxiliary support assembly is arranged corresponding to the main beam structure.

[0020] Beneficial effect: By arranging auxiliary support components under the main beam structure to support the main beam structure, the stability of the main beam structure when bearing load is further improved.

[0021] In an optional embodiment, the auxiliary support assembly includes a support plate and reinforcing ribs, the support plate includes a first plate body and a second plate body, the first plate body and the second plate body are at a predetermined angle, the first plate body is bolted to the main beam structure, the second plate body is welded to the covering plate body, and a plurality of reinforcing ribs are provided, and the plurality of reinforcing ribs are correspondingly connected to the first plate body and the second plate body.

[0022] Beneficial effect: By setting the reinforcing ribs, the supporting effect of the auxiliary support assembly on the main beam structure is further strengthened. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1A front view of a connection node structure for converting a concrete structure into a steel structure according to an embodiment of the utility model;

[0025] Figure 2 A top view of a connection node structure for converting a concrete structure into a steel structure according to an embodiment of the utility model;

[0026] Figure 3 It is a left view of the connection node structure of converting the concrete structure into the steel structure according to the embodiment of the utility model.

[0027] Description of reference numerals:

[0028] 1. Covering assembly; 101. First covering assembly; 1011. Covering plate; 102. Second covering assembly; 2. Reinforcement assembly; 3. Connection assembly; 301. First connection assembly; 3011. Connection plate; 302. Second connection assembly; 4. Steel beam assembly; 401. First steel beam assembly; 4011. Main beam structure; 4012. Secondary beam structure; 402. Second steel beam assembly; 5. Auxiliary support assembly; 501. Support plate; 5011. First plate; 5012. Second plate; 502. Reinforcement rib; 6. Concrete column. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0030] Combine the following Figures 1 to 3 , describing an embodiment of the utility model.

[0031] According to the embodiments of the present utility model, Figure 1 and Figure 3 As shown, a connection node structure for converting a concrete structure into a steel structure is provided, comprising: a covering component 1, a reinforcing component 2, a connecting component 3 and a steel beam component 4. The covering component 1 is suitable for being arranged around the outer periphery of a concrete column 6. The reinforcing component 2 is suitable for being arranged at the top end of the concrete column 6, and the reinforcing component 2 is connected to the covering component 1. The connecting component 3 is connected to the covering component 1 and the reinforcing component 2. The steel beam component 4 is connected to the connecting component 3.

[0032] Since steel has better corrosion resistance and durability than concrete, the strength of the concrete column 6 is improved by arranging the covering component 1 around the concrete column 6. There is no need to dismantle the original concrete column 6, and the concrete structure is conveniently converted into a steel structure, thereby reducing the renovation cost and improving the quality of the renovated concrete column 6 structure.

[0033] In one embodiment, Figure 1 and Figure 3 As shown, there are several covering components 1, which are suitable for being arranged at intervals along the extension direction of the concrete column 6. The uppermost covering component 1 is connected to the reinforcing component 2. There are several connecting components 3 and steel beam components 4, and several connecting components 3 respectively connect several steel beam components 4 with several covering components 1. Through the arrangement of the reinforcing components 2 and the connecting components 3, a firm connection between the concrete column 6 and the steel beam is achieved, ensuring the stability and safety of the structure.

[0034] Specifically, the reinforcing component 2 is formed by welding a number of 16mm thick steel plates. The reinforcing component 2 has the same size as the covering component 1, and the reinforcing component 2 is welded to the covering component 1.

[0035] Specifically, the flexibility of the structure is enhanced by providing the reinforcement component 2 , and the height of the reinforcement component 2 can be adjusted according to the actual situation of the concrete column 6 on site to enhance the connection force between the top of the concrete column 6 and the steel beam component 4 .

[0036] In one embodiment, Figures 1 to 3 As shown, several covering components 1 include a first covering component 101 and a second covering component 102, several connecting components 3 include a first connecting component 301 and a second connecting component 302, and several steel beam components 4 include a first steel beam component 401 and a second steel beam component 402; the first covering component 101 is connected to the reinforcing component 2, the first connecting component 301 is connected to the first steel beam component 401 and is simultaneously connected to the first covering component 101 and the reinforcing component 2, and the second connecting component 302 connects the second steel beam component 402 and the second covering component 102. By providing the first covering component 101 and the second covering component 102, the exterior of the concrete column 6 is better protected and the influence of external factors on it is reduced. At the same time, the provision of the first connecting component 301 and the second connecting component 302 makes the connection between the steel beam and the concrete column 6 more secure, thereby enhancing the integrity and stability of the structure.

[0037] Specifically, the size of the steel beam assembly 4 is HM450*300㎜*16㎜*24㎜.

[0038] In one embodiment, Figures 1 to 3As shown, the first steel beam assembly 401 includes a main beam structure 4011 and a secondary beam structure 4012. The main beam structure 4011 is connected to the reinforcement assembly 2 and the first covering assembly 101 through the first connecting assembly 301, and the secondary beam structure 4012 is connected to the reinforcement assembly 2 and the first covering assembly 101 through the first connecting assembly 301. By combining the main beam structure 4011 and the secondary beam structure 4012, the load can be better dispersed and transferred, and the bearing capacity of the steel beam can be improved. At the same time, the adaptability of the structure is increased, and the appropriate main beam structure 4011 and secondary beam structure 4012 can be selected for combination according to actual needs to meet different engineering requirements.

[0039] In one embodiment, Figures 1 to 3 As shown, the second steel beam assembly 402 includes a main beam structure 4011, and the second connecting assembly 302 connects the main beam structure 4011 and the second covering assembly 102. By connecting the main beam structure 4011 to the second covering assembly 102, the stability of the main beam structure 4011 is further improved.

[0040] In one embodiment, Figures 1 to 3 As shown, the main beam structure 4011 and the secondary beam structure 4012 both include a wing plate and a web plate, two wing plates are arranged relatively spaced apart, and the web plate is connected between the two wing plates to form an I-shaped structure.

[0041] Specifically, the size of the main beam structure 4011 is HM450*300㎜*16㎜*24㎜, and the size of the secondary beam structure 4012 is HM440*300㎜*11㎜*18㎜.

[0042] In one embodiment, Figures 1 to 3 As shown, the connection assembly 3 includes a plurality of connection plates 3011, which are arranged on opposite sides of the web and connected to the web, and are connected to the reinforcement assembly 2 and the first covering assembly 101 at the same time, or, the plurality of connection plates 3011 are connected to the second covering assembly 102. By arranging the connection plates 3011 on both sides of the web, the strength and stability of the connection can be increased, and a firm connection between the steel beam and the concrete column 6 can be ensured.

[0043] Specifically, the size of the connecting plate 3011 corresponding to the main beam structure 4011 is 20㎜*130㎜*280㎜, and the size of the connecting plate 3011 corresponding to the secondary beam structure 4012 is 20㎜*105㎜*260㎜.

[0044] Specifically, bolt holes with a diameter of 26 mm are provided on the connecting plate 3011 and the steel beam assembly 4, and the steel beam assembly 4 is connected by passing M24 high-strength bolts through the bolt holes.

[0045] Specifically, the connecting plate 3011 is connected to the reinforcing component 2 and the covering component 1 by welding.

[0046] In one embodiment, Figures 1 to 3 As shown, the covering assembly 1 includes a plurality of covering plates 1011, which are sequentially connected along the circumferential direction, and each covering plate 1011 is suitable for being connected to the concrete column 6 by bolts. The covering plate 1011 is connected to the concrete column 6 by bolts, which enhances the stability and reliability of the connection and reduces structural problems caused by loose connection.

[0047] Specifically, in this embodiment, the covering plate body 1011 is a 24㎜ thick steel plate, and the covering assembly 1 is four covering plate bodies 1011 welded into a whole. A number of holes are reserved on the covering plate, and the reserved hole spacing is 150㎜*200㎜. Concrete holes are drilled at the reserved hole positions of the steel plate. After the drilling is completed, M16 bolts are implanted to connect and fix the steel plate.

[0048] It is worth noting that after the bolt connection is completed, anchor glue is used to compact the steel plate and the concrete column 6 to further strengthen the connection between the steel plate and the concrete column 6.

[0049] It should be further explained that the bolt implantation depth is not less than 15 times the bolt diameter.

[0050] In one embodiment, Figures 1 to 3 As shown, an auxiliary support assembly 5 is connected between the steel beam assembly 4 and the cover assembly 1, and the auxiliary support assembly 5 is arranged corresponding to the main beam structure 4011. By arranging the auxiliary support assembly 5 under the main beam structure 4011, the main beam structure 4011 is supported, and the stability of the main beam structure 4011 when bearing load is further improved.

[0051] In one embodiment, Figures 1 to 3 As shown, the auxiliary support assembly 5 includes a support plate 501 and a reinforcing rib 502, the support plate 501 includes a first plate body 5011 and a second plate body 5012, the first plate body 5011 and the second plate body 5012 are at a predetermined angle, the first plate body 5011 is bolted to the main beam structure 4011, the second plate body 5012 is welded to the covering plate body 1011, and a plurality of reinforcing ribs 502 are provided, and the plurality of reinforcing ribs 502 are correspondingly connected to the first plate body 5011 and the second plate body 5012. By providing the reinforcing rib 502, the supporting effect of the auxiliary support assembly 5 on the main beam structure 4011 is further strengthened.

[0052] Specifically, bolt holes with a diameter of 26 mm are provided on the first plate body 5011 and the main beam structure 4011, and the first plate body 5011 and the main beam structure 4011 are connected and fixed by passing M24 high-strength bolts through the bolt holes.

[0053] Specifically, in this embodiment, three reinforcing ribs 502 are provided, and the reinforcing ribs 502 are 20 mm thick steel plates.

[0054] It is worth noting that, in this embodiment, the steel used in the connection node structure when converting the concrete structure to the steel structure is Q345, and the size and elevation can be constructed only after being checked according to on-site layout.

[0055] It should be further explained that the connection node structure for converting the concrete structure into the steel structure using the present embodiment can achieve rapid construction, speed up on-site construction, and reduce construction costs.

[0056] When using the connection node structure of the concrete structure converted to the steel structure of the present embodiment, first, the covering plate body 1011 is welded to form a covering component 1, which is arranged on the periphery of the concrete column 6 and fixedly connected with bolts, and the installation of the first covering component 101 and the second covering component 102 is completed respectively; then, the reinforcing component 2 is welded on the top of the concrete column 6 according to the weathering degree of the concrete column 6, and the reinforcing component 2 is welded to the first covering component 101; then, the connecting plate 3011 is welded on the first covering component 1 and the reinforcing component 2, and the main beam structure 4011 and the secondary beam structure 4012 of the first steel beam component 401 are connected and fixed by using several connecting plates 3011 of the first connecting component 301; then, the connecting plate 3011 is welded on the second covering component 102, and the main beam structure 4011 of the second steel beam component 402 is connected and fixed by using several connecting plates 3011 of the second connecting component 302; finally, the auxiliary support component 5 is fixedly connected under all the main beam structures 4011 to complete the connection node structure of the concrete structure converted to the steel structure.

[0057] Although the embodiments of the present invention are described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the present invention, and such modifications and variations are all within the scope defined by the appended claims.

Claims

1. A connection node structure for converting a concrete structure into a steel structure, characterized in that: include: A covering assembly (1) adapted to be arranged around the periphery of a concrete column (6); A reinforcement component (2) adapted to be arranged at the top end of the concrete column (6), the reinforcement component (2) being connected to the covering component (1); A connecting component (3) connected to the covering component (1) and the reinforcing component (2); A steel beam assembly (4) is connected to the connection assembly (3).

2. The connection node structure for converting a concrete structure into a steel structure according to claim 1, characterized in that: A plurality of the covering components (1) are provided, and the plurality of the covering components (1) are suitable for being arranged at intervals along the extension direction of the concrete column (6). The covering component (1) located at the top is connected to the reinforcing component (2). A plurality of the connecting components (3) and the steel beam components (4) are provided, and the plurality of the connecting components (3) respectively connect the plurality of the steel beam components (4) and the plurality of the covering components (1).

3. The connection node structure for converting a concrete structure into a steel structure according to claim 2, characterized in that: A plurality of the covering components (1) include a first covering component (101) and a second covering component (102); a plurality of the connecting components (3) include a first connecting component (301) and a second connecting component (302); a plurality of the steel beam components (4) include a first steel beam component (401) and a second steel beam component (402); the first covering component (101) is connected to the reinforcing component (2); the first connecting component (301) is connected to the first steel beam component (401) and is simultaneously connected to the first covering component (101) and the reinforcing component (2); the second connecting component (302) connects the second steel beam component (402) and the second covering component (102).

4. The connection node structure for converting a concrete structure into a steel structure according to claim 3, characterized in that: The first steel beam assembly (401) comprises a main beam structure (4011) and a secondary beam structure (4012); the main beam structure (4011) is connected to the reinforcing assembly (2) and the first covering assembly (101) via the first connecting assembly (301); and the secondary beam structure (4012) is connected to the reinforcing assembly (2) and the first covering assembly (101) via the first connecting assembly (301).

5. The connection node structure for converting a concrete structure into a steel structure according to claim 3, characterized in that: The second steel beam assembly (402) includes a main beam structure (4011), and the second connection assembly (302) connects the main beam structure (4011) and the second covering assembly (102).

6. The connection node structure for converting a concrete structure into a steel structure according to claim 4, characterized in that: The main beam structure (4011) and the secondary beam structure (4012) both include a wing plate and a web plate, two wing plates are arranged at a relative interval, and the web plate is connected between the two wing plates to form an I-shaped structure.

7. The connection node structure for converting a concrete structure into a steel structure according to claim 6, characterized in that: The connecting component (3) comprises a plurality of connecting plates (3011), wherein the plurality of connecting plates (3011) are arranged on opposite sides of the web and connected to the web, and the plurality of connecting plates (3011) are simultaneously connected to the reinforcing component (2) and the first covering component (101), or the plurality of connecting plates (3011) are connected to the second covering component (102).

8. The connection node structure for converting a concrete structure into a steel structure according to any one of claims 4 to 7, characterized in that: The covering assembly (1) comprises a plurality of covering plates (1011), wherein the plurality of covering plates (1011) are sequentially connected and arranged along the circumferential direction, and each of the covering plates (1011) is suitable for being connected to the concrete column (6) by means of bolts.

9. The connection node structure for converting a concrete structure into a steel structure according to claim 8, characterized in that: An auxiliary support component (5) is connected between the steel beam component (4) and the covering component (1), and the auxiliary support component (5) is arranged corresponding to the main beam structure (4011).

10. The connection node structure for converting a concrete structure into a steel structure according to claim 9, characterized in that: The auxiliary support assembly (5) comprises a support plate (501) and a reinforcing rib (502), wherein the support plate (501) comprises a first plate body (5011) and a second plate body (5012), wherein the first plate body (5011) and the second plate body (5012) are at a predetermined angle, wherein the first plate body (5011) is bolted to the main beam structure (4011), and the second plate body (5012) is welded to the covering plate body (1011), and a plurality of reinforcing ribs (502) are provided, and the plurality of reinforcing ribs (502) are correspondingly connected to the first plate body (5011) and the second plate body (5012).

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