Reinforcing structure of double-angle steel beam side

Abstract

The utility model relates to the field of building construction, in particular to a double-angle steel beam side reinforcing structure which comprises a concrete beam, a concrete column arranged at the lower end of the concrete beam, first angle steel and second angle steel parallel to the first angle steel. A first steel plate and a second steel plate extend from the two ends of the first steel base plate along the two side faces of the concrete beam respectively, a second steel base plate is arranged on the side face of the concrete column, a first connecting plate and a second connecting plate extend from the second steel base plate in the direction of the first steel base plate, and the first connecting plate and the second connecting plate are arranged in parallel. One end of the first angle steel is connected with the first connecting plate, the other end of the first angle steel is connected with the first steel plate, one end of the second angle steel is connected with the second connecting plate, and the other end of the second angle steel is connected with the second steel plate. The reinforcing structure improves the bending resistance and the anti-seismic property of the concrete beam on the basis of not changing the overall dimensions of the components of the concrete beam and the concrete column, and is easy to construct.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of building construction, concretely relates to a reinforcing structure of double angle steel beam side. BACKGROUND

[0002] As a common structural member, reinforced concrete beam has been widely used in various aspects of building structure. However, due to the long use time of building structure, improper maintenance, change of use function and other reasons, the bearing capacity of part of the reinforced concrete beam can no longer meet the requirements of use and anti-seismic, and therefore the reinforced concrete beam needs to be reinforced.

[0003] The prior art with application number 202120826426.8 discloses a reinforcing structure of concrete beam column, which comprises a prefabricated concrete column and a concrete beam. The side end face of the prefabricated concrete column is provided with a trapezoidal prefabricated corbel. The upper end face of the trapezoidal prefabricated corbel is provided with a downwardly inclined beam mounting hole at the intersection with the side end face of the prefabricated concrete column. One end of the concrete beam is provided with a beam mounting piece. The one end of the concrete beam is arranged on the upper end face of the trapezoidal prefabricated corbel, and the beam mounting piece is mounted in the beam mounting hole. A beam column reinforcing piece is arranged on the concrete beam. A type rubber shock pad is arranged between the beam column reinforcing piece and the concrete beam. The reinforcing structure of the concrete beam column has a simple and compact structure. The beam mounting piece arranged at one end of the concrete beam is engaged with the beam mounting hole of the prefabricated concrete column, so that the installation is convenient and fast. The structural strength of the beam column joint is improved, the bearing force of the fixing bolt is reduced, the overall integrity and cooperation of the beam column are improved, the anti-seismic effect is good, the comprehensive strength is high, and the practicality is strong.

[0004] The reinforcing structure described above is complicated in structure and inconvenient to install. The side end face of the prefabricated concrete column is provided with a trapezoidal prefabricated corbel, and the upper end face of the trapezoidal prefabricated corbel is provided with a downwardly inclined beam mounting hole at the intersection with the side end face of the prefabricated concrete column. The production of the prefabricated concrete column is complicated and requires high requirements and is time-consuming and laborious. Meanwhile, the beam column reinforcing piece makes the strength of the concrete beam very large and the overall stability poor. SUMMARY

[0005] In order to overcome the shortcomings and deficiencies in the prior art, the purpose of the utility model is to provide a reinforcing structure of double angle steel beam side, which is simple in structure and strong in practicality.

[0006] In order to solve the above technical problems, the utility model adopts the following technical scheme:

[0007] The utility model provides a kind of double angle steel beam side's reinforcing structure, including concrete beam, concrete column being arranged at the lower end of concrete beam, first angle steel and second angle steel being arranged in parallel with first angle steel, the lower end of the concrete beam is equipped with first steel backing plate, the both ends of the first steel backing plate are extended with first steel plate and second steel plate along the two side surfaces of concrete beam respectively, the side surface of the concrete column is equipped with second steel backing plate, the first connecting plate and the second connecting plate are extended with first connecting plate and second connecting plate to the direction of first steel backing plate, the first connecting plate and the second connecting plate are arranged in parallel, one end of the first angle steel is connected with first connecting plate, the other end of the first angle steel is connected with first steel plate, one end of the second angle steel is connected with second connecting plate, the other end of the second angle steel is connected with second steel plate.

[0008] Further, the first steel backing plate, first steel plate and second steel plate are respectively provided with a structural adhesive layer between the concrete beam.

[0009] Further, the included angle between the first angle steel and the concrete column axis is 55-65 °.

[0010] Further, the double angle steel beam side's reinforcing structure further includes a first fastener, one end of the first fastener passes through the first connecting plate until connected with the first angle steel.

[0011] Further, the double angle steel beam side's reinforcing structure further includes a second fastener, one end of the second fastener passes through the second connecting plate until connected with the second angle steel.

[0012] Further, the double angle steel beam side's reinforcing structure further includes a third fastener, one end of the third fastener passes through the first angle steel until connected with the first steel plate.

[0013] Further, the double angle steel beam side's reinforcing structure further includes a fourth fastener, one end of the fourth fastener passes through the second angle steel until connected with the second steel plate.

[0014] Further, the double angle steel beam side's reinforcing structure further includes a fifth fastener, one end of the fifth fastener passes through the first steel plate and the concrete beam in sequence until connected with the second steel plate.

[0015] Further, the double angle steel beam side's reinforcing structure further includes a sixth fastener, one end of the sixth fastener passes through the second steel backing plate until connected with the concrete column.

[0016] The utility model discloses a reinforcing structure of double angle steel beam side, simple structure, one end of first angle steel is connected with first connecting plate, the other end of first angle steel is connected with first steel sheet, one end of second angle steel is connected with second connecting plate, the other end of second angle steel is connected with second steel sheet, and first steel backing plate, first steel sheet and second steel sheet are wrapped concrete beam, on the basis of not changing the component appearance size of concrete beam and concrete column, improve the bending capacity, shearing bearing capacity and the ductility of concrete beam, can improve the anti -seismic performance of beam simultaneously, and the construction is easy, saves reinforcing material, and it is an effective reinforcing structure. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structural diagram of reinforcing structure of double angle steel beam side.

[0018] Figure 2 It is the partial sectional view along the A-A line of Figure 1 .

[0019] Reference signs include:

[0020] 1, concrete beam;2, concrete column;3, first angle steel;4, second angle steel;5, first steel backing plate;6, first steel sheet;61, third fastener;7, second steel sheet;71, fourth fastener;8, second steel backing plate;81, first connecting plate;82, second connecting plate;83, first fastener;84, second fastener;85, sixth fastener;9, fifth fastener. DETAILED DESCRIPTION

[0021] In order to facilitate the understanding of those skilled in the art, the utility model is further explained below in combination with examples and drawings, and the content mentioned in the implementation mode is not the limitation of the utility model.

[0022] For example, Figures 1-2As shown, a kind of double angle steel beam side reinforcing structure, including concrete beam 1, concrete column 2 being arranged in the lower end of concrete beam 1, first angle steel 3 and second angle steel 4 being arranged in parallel with first angle steel 3, the lower end of the concrete beam 1 is equipped with first steel backing plate 5, the both ends of the first steel backing plate 5 extend first steel plate 6 and second steel plate 7 along the two side surfaces of concrete beam 1 respectively, the first steel plate 6 and second steel plate 7 are arranged in parallel, that is, the first steel plate 6 and second steel plate 7 are respectively attached to the two side surfaces of concrete beam 1, the side surface of the concrete column 2 is equipped with second steel backing plate 8, the first connecting plate 81 and the second connecting plate 82 of the second steel backing plate 8 extend in the direction of first steel backing plate 5, the first connecting plate 81 and the second connecting plate 82 are arranged in parallel, one end of the first angle steel 3 is connected with the first connecting plate 81, the other end of the first angle steel 3 is connected with the first steel plate 6, one end of the second angle steel 4 is connected with the second connecting plate 82, the other end of the second angle steel 4 is connected with the second steel plate 7.

[0023] The double angle steel beam side reinforcing structure of the utility model has simple structure, one end of the first angle steel 3 is connected with the first connecting plate 81, the other end of the first angle steel 3 is connected with the first steel plate 6, one end of the second angle steel 4 is connected with the second connecting plate 82, the other end of the second angle steel 4 is connected with the second steel plate 7, and the first steel plate 6 and second steel plate 7 respectively extend from the both ends of first steel backing plate upwards to be attached to the two side surfaces of concrete beam 1, that is, first steel backing plate 5, first steel plate 6 and second steel plate 7 are combined to form U-shaped steel plate, and concrete beam 1 is clamped in the U-shaped steel plate, on the basis of not changing the component appearance size of concrete beam 1 and concrete column 2, the bending resistance, shear bearing capacity and ductility of concrete beam 1 are improved, the seismic performance of beam can be improved simultaneously, construction is easy, reinforcing materials are saved, and it is an effective reinforcing structure.

[0024] Further, structural adhesive layers are arranged between the first steel backing plate 5, first steel plate 6 and second steel plate 7 and concrete beam 1, that is, structural adhesive layers are arranged between the first steel backing plate 5 and concrete beam 1, between the first steel plate 6 and concrete beam 1 and between the second steel plate 7 and concrete beam 1, and the structural adhesive layers improve the bonding performance between concrete and steel plate.

[0025] Further, the included angle between the first angle steel 3 and the axial direction of concrete column 2 is 55-65 °. In the embodiment, the included angle between the first angle steel 3 and the axial direction of concrete column 2 is 60 °, to ensure the reinforcing effect.

[0026] Further, the double angle steel beam side reinforcing structure further includes first fastener 83, one end of the first fastener 83 passes through first connecting plate 81 until being connected with first angle steel 3, to ensure the connection tightness of first connecting plate 81 and first angle steel 3.

[0027] Further, the reinforcing structure of the double angle steel beam side further comprises a second fastener 84, one end of the second fastener 84 penetrates through the second connecting plate 82 until connecting with the second angle steel 4, ensuring the connection tightness of the second connecting plate 82 and the second angle steel 4.

[0028] Further, the reinforcing structure of the double angle steel beam side further comprises a third fastener 61, one end of the third fastener 61 penetrates through the first angle steel 3 until connecting with the first steel plate 6, ensuring the connection tightness of the first angle steel 3 and the first steel plate 6.

[0029] Further, the reinforcing structure of the double angle steel beam side further comprises a fourth fastener 71, one end of the fourth fastener 71 penetrates through the second angle steel 4 until connecting with the second steel plate 7, ensuring the connection tightness of the first angle steel 3 and the first steel plate 6.

[0030] Further, the reinforcing structure of the double angle steel beam side further comprises a fifth fastener 9, one end of the fifth fastener 9 penetrates through the first steel plate 6 and the concrete beam 1 in sequence until connecting with the second steel plate 7, ensuring the connection tightness of the first steel plate 6 and the second steel plate 7 and the concrete beam 1. In the embodiment, the number of the fifth fastener 9 is multiple, and multiple fifth fasteners 9 are distributed in the first steel plate 6, the concrete beam 1 and the second steel plate 7 in a rectangular shape.

[0031] Further, the reinforcing structure of the double angle steel beam side further comprises a sixth fastener 85, one end of the sixth fastener 85 penetrates through the second steel backing plate 8 until connecting with the concrete column 2, ensuring the connection tightness of the second steel backing plate 8 and the concrete column 2. In the embodiment, the number of the sixth fastener 85 is multiple, and multiple sixth fasteners 85 are distributed in the second steel backing plate 8 in a rectangular shape.

[0032] In the embodiment, the first fastener 83, the second fastener 84, the third fastener 61 and the fourth fastener 71 are all bolts, and the fifth fastener 9 and the sixth fastener 85 are all anchor bolts.

[0033] The above only describes the preferred embodiments of the present application, and for those skilled in the art, according to the idea of the present application, the specific implementation and application range can be changed, and the content of the specification should not be understood as limiting the present application.

Claims

1. A reinforcing structure for the side of a double angle steel beam, characterised in that: The utility model provides a concrete beam (1), concrete column (2) of concrete beam (1) lower end, first angle steel (3) and second angle steel (4) of parallel arrangement with first angle steel (3), the lower end of concrete beam (1) is equipped with first steel backing plate (5), and the both ends of first steel backing plate (5) extend first steel plate (6) and second steel plate (7) along the both side surfaces of concrete beam (1) respectively, the side surface of concrete column (2) is equipped with second steel backing plate (8), and second steel backing plate (8) extends first connecting plate (81) and second connecting plate (82) to the direction of first steel backing plate (5), first connecting plate (81) and second connecting plate (82) are parallelly arranged, one end of first angle steel (3) is connected with first connecting plate (81), the other end of first angle steel (3) is connected with first steel plate (6), one end of second angle steel (4) is connected with second connecting plate (82), and the other end of second angle steel (4) is connected with second steel plate (7).

2. The structure for reinforcing the side of a double-angle steel beam according to claim 1, characterized by: First steel backing plate (5), first steel plate (6) and second steel plate (7) are provided with structural adhesive layers between the concrete beam (1) respectively.

3. The structure for reinforcing the side of a double-angle steel beam according to claim 1, characterized by: The included angle between the first angle steel (3) and the axial direction of the concrete column (2) is 55-65°.

4. The structure for reinforcing the side of a double-angle steel beam according to claim 1, characterized by: It also includes a first fastener (83), one end of the first fastener (83) passes through the first connecting plate (81) until it is connected with the first angle steel (3).

5. The structure for reinforcing the side of a double-angle steel beam according to claim 1, characterized by: It also includes a second fastener (84), one end of the second fastener (84) passes through the second connecting plate (82) until it is connected with the second angle steel (4).

6. The structure for reinforcing the side of a double-angle steel beam according to claim 1, characterized by: It also includes a third fastener (61), one end of the third fastener (61) passes through the first angle steel (3) until it is connected with the first steel plate (6).

7. The structure for reinforcing the side of a double-angle steel beam according to claim 1, characterized by: It also includes a fourth fastener (71), one end of the fourth fastener (71) passes through the second angle steel (4) until it is connected with the second steel plate (7).

8. The structure for reinforcing the side of a double-angle steel beam according to claim 1, characterized by: It also includes a fifth fastener (9), one end of the fifth fastener (9) passes through the first steel plate (6) and the concrete beam (1) in turn until it is connected with the second steel plate (7).

9. The structure for reinforcing the side of a double-angle steel beam according to claim 1, characterized by: It also includes a sixth fastener (85), one end of the sixth fastener (85) passes through the second steel backing plate (8) until it is connected with the concrete column (2).

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