CN114319592B - Self-resetting steel tube steel slag concrete column-steel beam node connecting device - Google Patents

Abstract

The invention relates to the technical field of constructional engineering, in particular to a self-resetting steel tube steel slag concrete column-steel beam joint connecting device, which comprises a steel tube steel slag concrete column, wherein a steel beam is arranged on one side of the steel tube steel slag concrete column, a reinforcing component is arranged between the steel tube steel slag concrete column and the steel beam, and the reinforcing component comprises a first fixing block, a clamping block, a baffle plate, a long rod and a hexagonal nut; the steel beam is fixedly provided with a first fixing block near one side of the steel tube steel slag concrete column, a clamping block is clamped between the first fixing block and the steel tube steel slag concrete column, a baffle is movably arranged on one side of the steel tube steel slag concrete column far away from the steel beam, and a long rod is fixedly arranged on one side of the baffle.

Description

A self-resetting steel tube steel slag concrete column-steel beam node connection device

Technical field

The invention relates to the technical field of construction engineering, and in particular to a self-returning steel pipe steel slag concrete column-steel beam node connection device.

Background technique

The construction project is part of the construction project, which refers to the engineering entity formed through the construction of various types of housing buildings and their ancillary facilities and the installation activities of their supporting lines, pipelines, and equipment. Steel tubes, steel slag concrete columns are used in construction projects One of the concrete columns, the steel tube steel slag concrete column is formed by adding steel slag to the steel tube concrete column. Steel slag is an industrial waste produced during steelmaking. It has a certain hardness and fineness, as well as a certain activity. Therefore, steel slag can be used to replace the fine aggregate in concrete to form steel pipe steel slag expanded concrete.

How to design a structure that will not be damaged or that can be quickly repaired under earthquake action is one of the hot topics in building seismic design. Traditional earthquake-resistant structural systems usually use plastic deformation of metal or friction dampers to dissipate earthquake energy, which have good energy dissipation capabilities and ductility. However, large residual deformations often occur after earthquakes and cannot be restored to normal use. The self-resetting structure The purpose of the proposal is to reduce the residual deformation of the building after the earthquake. The structure can control the maximum deformation of the structure and quickly restore the normal use of the structure after the earthquake.

The existing self-returning structure is complicated to install, and the strength of the connection between the steel beam and the steel pipe steel slag concrete column is low, making the steel beam less stable and difficult to reset when damaged and deformed.

Contents of the invention

In view of the above existing problems, the present invention proposes a self-returning steel tube steel slag concrete column-steel beam node connection device, which improves the strength of the connection between the steel tube steel slag concrete column and the steel beam through reinforcement components, so that the steel beam has better stability and elasticity. During the restoration process, the steel beam is driven to reset, so that the steel beam has a better reset effect. The clamping plate is engaged with the hexagonal nut to prevent the hexagonal nut from loosening and further improve the structural stability.

In order to achieve the above objects, the present invention adopts the following technical solutions:

A self-resetting steel tube steel slag concrete column-steel beam node connection device includes a steel tube steel slag concrete column, a steel tube steel slag concrete column is provided with a steel beam on one side, and a reinforcement component is provided between the steel tube steel slag concrete column and the steel beam. The reinforcement component includes The first fixed block, clamping block, baffle, long rod, and hexagonal nut;

A first fixed block is fixedly installed inside the steel beam on the side close to the steel pipe steel slag concrete column, and a snap block is connected between the first fixed block and the steel pipe steel slag concrete column. A stopper is movable on the side of the steel pipe steel slag concrete column away from the steel beam. board, and a long rod is fixedly installed on one side of the baffle. The long rod penetrates the steel pipe steel slag concrete column, the clamping block, and the first fixed block in sequence, and the end of the long rod penetrates the first fixed block and is threaded with a hexagonal nut.

Preferably, the first fixed block has a first dovetail groove that matches the clamping block, and the steel pipe steel slag concrete column has a second dovetail slot that matches the clamping block.

Preferably, one side of the steel tube steel slag concrete column is fixed with corresponding elastic parts at the top and bottom of the steel beam, and the top and bottom of the steel beam are fixed with side plates, and the steel beam is fixedly connected to the elastic parts through the side plates.

Preferably, a positioning component is also provided inside the steel beam, and the positioning component includes a second fixed block, a threaded short rod, a pressure plate, and a clamping plate;

A second fixed block is fixed inside the steel beam, and a threaded short rod is threadedly connected in the second fixed block. The end of the threaded short rod is rotationally connected to a pressure plate, and two sets of clamping plates are fixed on the side of the pressure plate away from the threaded short rod. , two sets of clamping plates have angle slots that match hexagonal nuts, and both sides of the pressure plate are offset against the inner wall of the steel beam.

Preferably, the outer bottom end of the threaded short rod is fixed with an adjustment plate, the second fixed block has a threaded groove, and the second fixed block is threadedly connected to the threaded short rod through the threaded groove.

Preferably, the steel tube steel slag concrete column has a square groove that matches the baffle, and the steel tube steel slag concrete column, the clamping block, and the first fixed block all have round grooves that match the long pole.

Preferably, both ends of the clamping block are trapezoidal.

Preferably, the steel tube steel slag concrete column is connected with an elastic member through bolts, and the elastic member is threadedly connected to the side plate with a bolt group.

Due to the adoption of the above technical solution, the beneficial effects of the present invention are: the steel pipe steel slag concrete column and the first fixed block are provided with a snap-in block, and a long rod is fixedly connected to one side of the baffle, and the long rods pass through it in sequence The steel pipe steel slag concrete column, the clamping block, and the first fixed block. The end of the long rod extends out of the first fixed block and is threaded with a hexagonal nut. The strength of the connection between the steel pipe steel slag concrete column and the steel beam is increased through the reinforcement component, making the steel beam stable. better sex;

The steel pipe steel slag concrete column of the present invention is equipped with elastic members at the top and bottom of the steel beam, and the steel beam is fixedly connected to the elastic member through the side plate. When the steel beam is damaged and moved, the elastic member is pulled and deformed, and during the recovery process of the elastic member Drive the steel beam to reset, so that the steel beam has a better reset effect;

The invention rotates the threaded short rod through the adjusting plate. Since the pressing plate and the inner wall of the steel beam are against each other, it acts as a limiter. The rotation of the threaded short rod causes the pressing plate to move toward the hexagonal nut. When the clamping plate and the edge of the hexagonal nut are offset, the rotation of the threaded short rod is stopped. , so that the clamping plate and the hexagonal nut are engaged to prevent the hexagonal nut from loosening and further improve the structural stability.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to describe the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only for the purpose of protecting some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without exerting creative efforts.

Figure 1 is an appearance view of the present invention;

Figure 2 is a cross-sectional view of the present invention;

Figure 3 is an enlarged view of position A in Figure 2 of the present invention;

Figure 4 is an enlarged view of B in Figure 2 of the present invention;

Figure 5 is a top view of the clamping plate of the present invention.

In the picture: 1. Steel pipe steel slag concrete column; 2. Steel beam; 3. First fixed block; 4. First dovetail groove; 5. Second dovetail groove; 6. Clamping block; 7. Baffle; 8. Long Rod; 9. Hexagonal nut; 10. Elastic member; 11. Side plate; 12. Second fixed block; 13. Threaded short rod; 14. Pressing plate; 15. Clamping plate; 16. Adjusting plate; 17. Threaded groove.

Detailed ways

In order to make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Example 1

A self-resetting steel pipe steel slag concrete column-steel beam node connection device, including a steel pipe steel slag concrete column 1, a steel pipe steel slag concrete column 1 is provided with a steel beam 2 on one side, and a reinforcement is provided between the steel pipe steel slag concrete column 1 and the steel beam 2 Component, the reinforcement component includes a first fixed block 3, a clamping block 6, a baffle 7, a long rod 8, and a hexagonal nut 9;

A first fixed block 3 is fixed inside the steel beam 2 close to the steel pipe steel slag concrete column 1, and a snap block 6 is connected between the first fixed block 3 and the steel pipe steel slag concrete column 1. The steel pipe steel slag concrete column 1 is far away from the steel pipe. A baffle 7 is movable on one side of the beam 2, and a long rod 8 is fixed on one side of the baffle 7. The long rod 8 passes through the steel pipe steel slag concrete column 1, the snap block 6, and the first fixed block 3 in sequence, and the long rod 8 The end of the first fixing block 3 is threadedly connected with a hexagonal nut 9 .

The first fixed block 3 has a first dovetail groove 4 that matches the clamping block 6 , and the steel pipe steel slag concrete column 1 has a second dovetail slot 5 that matches the clamping block 6 .

One side of the steel tube steel slag concrete column 1 is located at the top and bottom of the steel beam 2, and is fixedly provided with corresponding elastic members 10, and the top and bottom of the steel beam 2 are fixedly provided with side plates 11, and the steel beam 2 is connected to the elastic member through the side plate 11. Piece 10 is fixedly connected.

The steel pipe steel slag concrete column 1 has a square groove that matches the baffle 7, and the steel pipe steel slag concrete column 1, the snap-in block 6, and the first fixed block 3 all have round slots that match the long rod 8. The snap-in block The two ends of 6 are trapezoidal.

The steel pipe steel slag concrete column 1 is connected with an elastic member 10 through bolts, and the elastic member 10 and the side plate 11 are threadedly connected with a bolt group.

The usage method of the present invention: a snap-in block 6 is provided between the steel pipe steel slag concrete column 1 and the first fixed block 3, and the long rod 8 is passed through the steel pipe steel slag concrete column 1, the snap block 6 and the first fixed block 3 in sequence. When the baffle 7 fits the square groove, the end of the long rod 8 extends out of the first fixing block 3 and is threaded with a hexagonal nut 9. The strength of the connection between the steel pipe steel slag concrete column 1 and the steel beam 2 is improved through the reinforcement assembly, so that Steel beams have better stability;

The steel pipe steel slag concrete column 1 is located on the top and bottom of the steel beam 2 and is provided with elastic members 10, and the steel beam 2 is fixedly connected to the elastic member 10 through the side plate 11. When the steel beam 2 is damaged and moved, the elastic member 10 is pulled and deformed. , the elastic member 10 drives the steel beam 2 to reset during the recovery process, so that the steel beam 2 has a better reset effect.

Example 2

On the basis of Example 1,

A positioning assembly is also provided inside the steel beam 2, and the positioning assembly includes a second fixed block 12, a threaded short rod 13, a pressure plate 14, and a clamping plate 15;

A second fixed block 12 is fixedly provided inside the steel beam 2, and a threaded short rod 13 is threadedly connected to the second fixed block 12. The end of the threaded short rod 13 is rotationally connected to a pressure plate 14, and the pressure plate 14 is away from the threaded short rod 13. Two sets of clamping plates 15 are fixedly provided on the side. The two sets of clamping plates 15 are provided with angular grooves for matching hexagonal nuts 9. The two sides of the pressing plate 14 are against the inner wall of the steel beam 2.

The outer bottom end of the threaded short rod 13 is fixedly provided with an adjusting plate 16. A threaded groove 17 is opened in the second fixed block 12, and the second fixed block 12 is threadedly connected to the threaded short rod 13 through the threaded groove 17.

The method of use of the present invention also includes: rotating the threaded short rod 13 through the adjusting plate 16. Since the pressure plate 14 and the inner wall of the steel beam 2 act as a limiter, the rotation of the threaded short rod 13 causes the pressure plate 14 to move toward the hexagonal nut 9. When the clamping plate 15 When it touches the edge of the hexagonal nut 9, stop rotating the short threaded rod 13 so that the clamping plate 15 engages with the hexagonal nut 9, thereby preventing the hexagonal nut 9 from loosening and further improving the structural stability.

In the description of this specification, reference to the description of "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or features described in connection with the embodiment or example are included in the present invention. In at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are only intended to help illustrate the invention. The preferred embodiments do not describe all details, nor do they limit the invention to specific implementations. Obviously, many modifications and variations are possible in light of the contents of this specification. These embodiments are selected and described in detail in this specification to better explain the principles and practical applications of the present invention, so that those skilled in the art can better understand and utilize the present invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. A self-resetting steel pipe steel slag concrete column-steel beam node connection device, including a steel pipe steel slag concrete column (1), characterized in that: a steel beam (2) is provided on one side of the steel pipe steel slag concrete column (1), and A reinforcement component is provided between the steel tube steel slag concrete column (1) and the steel beam (2). The reinforcement component includes a first fixed block (3), a clamping block (6), a baffle (7), and a long rod (8). ), hexagonal nut (9); A first fixing block (3) is fixedly provided on the side of the steel beam (2) close to the steel pipe steel slag concrete column (1), and there is a snap-fit between the first fixed block (3) and the steel pipe steel slag concrete column (1). The clamping block (6) has a baffle (7) movable on the side of the steel pipe steel slag concrete column (1) away from the steel beam (2), and a long rod (8) is fixed on one side of the baffle (7). The long rod (8) passes through the steel pipe steel slag concrete column (1), the clamping block (6), and the first fixed block (3) in sequence, and the end of the long rod (8) passes through the first fixed block (3) for threaded connection. Has hexagonal nut (9); The steel beam (2) is also provided with a positioning component inside, and the positioning component includes a second fixed block (12), a threaded short rod (13), a pressure plate (14), and a clamping plate (15); the steel beam (2) 2) A second fixed block (12) is fixedly provided inside, and a threaded short rod (13) is threadedly connected to the second fixed block (12), and the end of the threaded short rod (13) is rotationally connected to a pressure plate (14) , and two sets of clamping plates (15) are fixedly provided on the side of the pressing plate (14) away from the threaded short rod (13). The two sets of clamping plates (15) are provided with angle slots that match the hexagonal nuts (9), so Both sides of the pressure plate (14) are against the inner wall of the steel beam (2); an adjustment plate (16) is fixedly provided at the outer bottom end of the threaded short rod (13), and a threaded groove is opened in the second fixed block (12) (17), and the second fixed block (12) is threadedly connected with a threaded short rod (13) through the threaded groove (17). 2. A self-returning steel pipe steel slag concrete column-steel beam node connection device according to claim 1, characterized in that: the first fixed block (3) is provided with a third joint that matches the clamping block (6). One dovetail groove (4), and the steel pipe steel slag concrete column (1) is provided with two dovetail grooves (5) that match the clamping block (6). 3. A self-returning steel pipe steel slag concrete column-steel beam node connection device according to claim 1, characterized in that: one side of the steel pipe steel slag concrete column (1) is located at both the top and bottom of the steel beam (2). Corresponding elastic members (10) are fixedly provided, and side plates (11) are fixedly provided at the top and bottom of the steel beam (2). The steel beam (2) passes through the side plates (11) and the elastic members (10). Fixed connection. 4. A self-returning steel pipe steel slag concrete column-steel beam node connection device according to claim 1, characterized in that: the steel pipe steel slag concrete column (1) has a square slot that matches the baffle (7) , and the steel pipe steel slag concrete column (1), the clamping block (6), and the first fixed block (3) all have round grooves that match the long rod (8). 5. A self-returning steel pipe steel slag concrete column-steel beam node connection device according to claim 1, characterized in that: both ends of the clamping block (6) are trapezoidal. 6. A self-returning steel pipe steel slag concrete column-steel beam node connection device according to claim 1, characterized in that: the steel pipe steel slag concrete column (1) is connected with an elastic member (10) through bolts, and the elastic member (10) is threadedly connected to the side plate (11) with a bolt set.