Steel coupling beam energy dissipation structure

Abstract

The utility model discloses a steel coupling beam energy dissipation structure which comprises a plurality of coupling beam units, the structures of the coupling beam units are the same, and each coupling beam unit comprises an upper coupling beam, a lower coupling beam, a beam connecting plate, an energy dissipation rod, a connecting plate and a first steel column. Under the action of small earthquakes and medium earthquakes, connection of the energy dissipation rods slightly deforms or is damaged, the energy dissipation rods can be continuously used by replacing part of components, and under the action of large earthquakes, connection of the energy dissipation rods is damaged, and the energy dissipation rods can be continuously used by replacing part of components; under the action of super-large earthquakes, connection of the energy dissipation rods is damaged, and the friction type high-strength bolts in the middle of the beam connecting plates are damaged after sliding energy dissipation; through the combined action of the three components, energy dissipation and shock absorption are achieved, the structure safety is protected, the good anti-seismic effect is achieved, and the pre-earthquake state can be restored by replacing the components after an earthquake.

Description

Technical Field

[0001] This utility model relates to the field of coupling beam structures, and in particular to a steel coupling beam energy dissipation structure. Background Technology

[0002] With the improvement of people's needs and construction technology, high-rise buildings and prefabricated buildings are becoming increasingly common. In high-rise buildings, especially with the widespread application of prefabricated buildings, ensuring that the building structure does not fail under earthquake loads and guaranteeing the stability and integrity of the structure has become an increasingly important issue. To address this issue, the existing technology uses the installation of seismic energy-dissipating structures. However, existing seismic energy-dissipating structures have some problems, such as inconvenient installation, inability to be restored after an earthquake, and poor damping effect. Utility Model Content

[0003] The purpose of this utility model is to provide a steel coupling beam energy dissipation structure to solve the technical problems of poor shock absorption effect and inability to recover after earthquake in prefabricated buildings.

[0004] To achieve the above objectives, the present invention adopts the following technical solution:

[0005] This utility model provides a steel connecting beam energy dissipation structure, including multiple connecting beam units. Each connecting beam unit has the same structure, including an upper connecting beam, a lower connecting beam, a beam connecting plate, an energy dissipation rod, a connecting plate, and a first steel column. The upper and lower connecting beams are arranged vertically at intervals. Both ends of the upper connecting beam and the lower connecting beam are fixed to the first steel column through the connecting plate. The beam connecting plate includes an upper plate and a lower plate. The upper end of the upper plate is fixedly set on the lower end face of the middle part of the upper connecting beam, and the lower end of the lower plate is fixedly set on the upper end face of the middle part of the lower connecting beam. The lower part of the upper plate and the upper part of the lower plate are stacked and connected by two rows of friction bolts arranged at intervals. The energy dissipation rods are distributed on both sides of the beam connecting plate, and both ends of the energy dissipation rods are hinged and fixed to the upper connecting beam and the lower connecting beam, respectively.

[0006] Preferably, adjacent beam units are connected by a second steel column.

[0007] Preferably, the first steel column is a square steel pipe, and the upper and lower connecting beams are both I-beams.

[0008] Preferably, the connecting plate is a rectangular steel plate, one end of which is inserted into the first steel column and welded and fixed to the first steel column, and the other end extends out of the first steel column and is fixed to the web of the upper or lower connecting beam by bolts.

[0009] Preferably, the upper connecting beam is located at the top of the first steel column, and the top surface of the upper connecting beam is flush with the top surface of the first steel column, while the lower connecting beam is located at the upper part of the first steel column.

[0010] Preferably, the energy dissipation rod is made of round steel pipe, and first hinge plates are provided at both ends of the energy dissipation rod, while second hinge plates corresponding to the first hinge plates are provided on the upper and lower connecting beams.

[0011] Preferably, both the first hinge plate and the second hinge plate are semi-circular, with the straight edge of the first hinge plate connected to the end of the energy dissipation rod and the straight edge of the second hinge plate connected to the upper connecting beam.

[0012] The beneficial effects of this utility model are as follows: This utility model provides a steel connecting beam energy dissipation structure, including energy dissipation rods and beam connecting plates; under minor and moderate earthquakes, the energy dissipation rod connection undergoes slight deformation or damage, and can continue to be used by replacing some components; under major earthquakes, the energy dissipation rod connection is damaged, and can continue to be used by replacing some components; under extremely severe earthquakes, the energy dissipation rod connection is damaged, and the friction-type high-strength bolts in the middle of the beam connecting plate slip and dissipate energy before being destroyed; energy dissipation and vibration reduction are achieved through the combined action of the above three components, protecting structural safety, having a good seismic resistance effect, and can be restored to the pre-earthquake state after the earthquake by replacing components.

[0013] Other features and advantages of this invention will be set forth in the description which follows, and will be apparent in part from the description, or may be learned by practicing the invention. The main objectives and other advantages of this invention can be realized and obtained by means of the methods particularly pointed out in the description. Attached Figure Description

[0014] The present invention will now be described in further detail with reference to the accompanying drawings.

[0015] Figure 1 This is a schematic diagram of the arrangement of multiple connecting beam units of this utility model.

[0016] Figure 2 This is a perspective view of a single connecting beam unit of this utility model.

[0017] Figure 3 This is a side sectional view of the upper connecting beam, lower connecting beam, and beam connecting plate of this utility model.

[0018] Reference numerals: 1-Upper connecting beam, 2-Lower connecting beam, 3-Beam connecting plate, 31-Upper plate, 32-Lower plate, 4-Energy dissipation rod, 5-Connecting plate, 6-First steel column, 7-Friction bolt, 8-Second steel column, 9-First hinge plate, 10-Second hinge plate. Detailed Implementation

[0019] The technical solution of this utility model will be described in detail below through embodiments. The following embodiments are merely exemplary and can only be used to explain and illustrate the technical solution of this utility model, and should not be construed as limiting the technical solution of this utility model.

[0020] Reference Figure 1-3 This utility model provides a steel connecting beam energy-dissipating structure, comprising multiple connecting beam units, each with the same structure, including an upper connecting beam 1, a lower connecting beam 2, a beam connecting plate 3, an energy-dissipating rod 4, a connecting plate 5, and a first steel column 6. Adjacent connecting beam units are connected by a second steel column 8. The upper connecting beam 1 and the lower connecting beam 2 are arranged vertically at intervals. Both ends of the upper connecting beam 1 and the lower connecting beam 2 are fixed to the first steel column 6 by the connecting plate 5. The upper connecting beam 1 is located at the top of the first steel column 6, and the top surface of the upper connecting beam 1 is flush with the top surface of the first steel column 6. The lower connecting beam 2 is located at the upper part of the first steel column 6. The first steel column 6 is a square steel tube, and both the upper connecting beam 1 and the lower connecting beam 2 are I-beams. The connecting plate 5 is a rectangular steel plate, one end of which is inserted into the first steel column 6 and welded to it, and the other end extends out of the first steel column 6 and is fixed by bolts. The bolts are fixed to the web of the upper connecting beam 1 or the lower connecting beam 2; the beam connecting plate 3 includes an upper plate 31 and a lower plate 32. The upper end of the upper plate 31 is fixed to the lower end face of the middle part of the upper connecting beam 1, and the lower end of the lower plate 32 is fixed to the upper end face of the middle part of the lower connecting beam 2. The lower part of the upper plate 31 and the upper part of the lower plate 32 are stacked and connected by two rows of friction bolts 7 arranged at intervals; the energy dissipation rod 4 is made of round steel pipe and is distributed on both sides of the beam connecting plate 3. The two ends of the energy dissipation rod 4 are respectively hinged to the upper connecting beam 1 and the lower connecting beam 2; wherein, the two ends of the energy dissipation rod 4 are provided with a first hinge plate 9, and the upper connecting beam 1 and the lower connecting beam 2 are provided with a second hinge plate 10 corresponding to the first hinge plate 9; the first hinge plate 9 and the second hinge plate 10 are both semi-circular. The straight edge of the first hinge plate 9 is connected to the end of the energy dissipation rod 4, and the straight edge of the second hinge plate 10 is connected to the upper connecting beam 1.

[0021] Furthermore, the working principle of this utility model is as follows: the energy-dissipating rod 4, the upper connecting beam 1, and the lower connecting beam 2 are prefabricated in the factory; the first steel column 6 is processed on site, the connecting plate 5 is welded, and the energy-dissipating rod 4 and the connecting beam plate 3 are installed; after the fabrication is completed, the connecting beam units are installed sequentially in the reserved positions in the building, and the adjacent connecting beam units are connected by the second steel column 8; the installed connecting beam units are then connected to other structures such as columns and walls; under small and moderate earthquakes, the connection of the energy-dissipating rod 4 is damaged or slightly deformed, and it can continue to be used by replacing some components; under large earthquakes, the connection of the energy-dissipating rod 4 is damaged, and it can continue to be used by replacing some components; under very large earthquakes, the connection of the energy-dissipating rod 4 is damaged, and the friction-type high-strength bolts in the middle of the beam connecting plate 3 slip and dissipate energy before being destroyed; in this way, energy dissipation and vibration reduction are achieved, protecting the safety of the overall structure.

[0022] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any changes or substitutions that can be conceived by those skilled in the art within the technical scope disclosed in the present utility model should be included within the protection scope of the present utility model.

Claims

1. A steel coupling beam energy dissipation structure, characterized in that: It includes multiple connecting beam units, each of which has the same structure, including an upper connecting beam (1), a lower connecting beam (2), a beam connecting plate (3), an energy dissipation rod (4), a connecting plate (5), and a first steel column (6). The upper connecting beam (1) and the lower connecting beam (2) are arranged vertically at intervals. Both ends of the upper connecting beam (1) and both ends of the lower connecting beam (2) are fixed to the first steel column (6) through connecting plates (5). The beam connecting plate (3) includes an upper plate (31) and a lower plate (32). The upper end of the upper plate (31) is fixedly set on the lower end face of the middle part of the upper connecting beam (1), and the lower end of the lower plate (32) is fixedly set on the upper end face of the middle part of the lower connecting beam (2). The lower part of the upper plate (31) and the upper part of the lower plate (32) are stacked and connected by two rows of friction bolts (7) arranged at intervals. The energy dissipation rods (4) are distributed on both sides of the beam connecting plate (3), and the two ends of the energy dissipation rods (4) are hinged and fixed to the upper connecting beam (1) and the lower connecting beam (2) respectively.

2. The energy-dissipating structure of a steel coupling beam as described in claim 1, characterized in that, Adjacent beam units are connected by a second steel column (8).

3. The energy-dissipating structure of a steel coupling beam as described in claim 1, characterized in that, The first steel column (6) is a square steel pipe, and the upper connecting beam (1) and the lower connecting beam (2) are both I-beams.

4. The energy-dissipating structure of a steel coupling beam as described in claim 3, characterized in that, The connecting plate (5) is a rectangular steel plate. One end of the connecting plate (5) is inserted into the first steel column (6) and welded to the first steel column (6). The other end extends out of the first steel column (6) and is fixed to the web of the upper connecting beam (1) or the lower connecting beam (2) by bolts.

5. The energy-dissipating structure of a steel coupling beam as described in claim 1, characterized in that, The upper connecting beam (1) is located at the top of the first steel column (6), and the top surface of the upper connecting beam (1) is flush with the top surface of the first steel column (6). The lower connecting beam (2) is located at the top of the first steel column (6).

6. The energy-dissipating structure of a steel coupling beam as described in claim 1, characterized in that, The energy dissipation rod (4) is made of round steel pipe. The two ends of the energy dissipation rod (4) are provided with first hinge plates (9), and the upper connecting beam (1) and the lower connecting beam (2) are provided with second hinge plates (10) corresponding to the first hinge plates (9).

7. The energy-dissipating structure of a steel coupling beam as described in claim 6, characterized in that, Both the first hinge plate (9) and the second hinge plate (10) are semi-circular. The straight edge of the first hinge plate (9) is connected to the end of the energy dissipation rod (4), and the straight edge of the second hinge plate (10) is connected to the upper connecting beam (1) or the lower connecting beam (2).

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