CN214996267U

CN214996267U - Reinforced structure of thin-wall shear wall and section steel node

Info

Publication number: CN214996267U
Application number: CN202120790227.6U
Authority: CN
Inventors: 马丽; 柳淙仂; 何伟
Original assignee: Beijing Cci Architectural Design Co ltd
Current assignee: Beijing Cci Architectural Design Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-12-03
Anticipated expiration: 2031-04-16

Abstract

The application relates to a reinforcing structure of a thin-wall shear wall and a section steel node, which comprises a reinforcing steel plate, a reinforcing steel bar anchor and section steel; the middle part of the section steel is embedded in the shear wall, and two ends of the section steel extend outwards to form the shear wall; the reinforcing steel bar anchor is pre-buried in the shear force wall and to passing through the shear force wall, and reinforcing steel plate and anchor welding are pre-buried outside the lateral wall of shear force wall, and reinforcing steel plate and reinforcing steel bar anchor's tip rigid connection, one side hug closely in the shear force wall, have the through-hole on the reinforcing steel plate, and the crab-bolt pierces through the through-hole and fixes in the shear force wall outside. The reinforced steel plate is additionally arranged at the lap joint position of the small and medium-sized profile steel and the thin shear wall side wall, so that the nodes are reinforced, the connection between the profile steel and the shear wall is effectively enhanced, the shearing resistance is enhanced, the requirements of structural design of strong shearing and weak bending and strong node and weak member are met, the building meets the requirements and standards, and the thin and light characteristics of the whole building are realized.

Description

Reinforced structure of thin-wall shear wall and section steel node

Technical Field

The application relates to the field of building structures, in particular to a reinforcing structure for a thin-wall shear wall and a section steel node.

Background

The steel-concrete combined structure is a reasonable combination of the respective advantages of the full play and the concrete, not only has excellent static and dynamic working performance, but also can save a large amount of steel, reduce the construction cost and accelerate the construction progress, has less environmental pollution and accords with the development direction of building structures in China.

In modern buildings, the building modeling requirement is light, thin and large, namely, the indoor area is occupied by the supporting structure which is reduced as small as possible, but when the small-sized section steel is in lap joint with the thinner shear wall, the thickness of the shear wall can not meet the requirement on the length of an anchor bolt of an embedded part far away, and for the safety and the rationality of building under the condition, the structure of the small-sized section steel in lap joint with the thinner shear wall is required to be optimized.

Disclosure of Invention

In view of this, the present application provides a reinforcing structure for a thin-wall shear wall and a section steel node, including a reinforcing steel plate, a steel bar anchor and a section steel; the middle part of the section steel is embedded in the shear wall, and two ends of the section steel extend out of the shear wall; the number of the steel bar anchors is at least two, the steel bar anchors are pre-buried in the shear wall, and the section steel is arranged between the upper steel bar anchor and the lower steel bar anchor; the reinforcing steel plate is installed outside the side wall of the shear wall, the reinforcing steel plate is fixedly connected with the end part of the reinforcing steel bar anchor, one side of the reinforcing steel plate is suitable for being attached to the shear wall, a through hole is formed in the reinforcing steel plate, and the section steel penetrates through the through hole.

In a possible implementation manner, the reinforcing steel bar anchor at least comprises an upper layer and a lower layer in the horizontal direction, and the height of the reinforcing steel plate is greater than the distance between the upper layer and the lower layer of the reinforcing steel bar anchor.

In one possible implementation, the thickness of the reinforcing steel plate is higher than 3/5 of the reinforcing steel bar anchor.

In one possible implementation, the reinforcing steel plate is fixed to the steel bar anchor by welding.

In a possible implementation manner, the shortest distance from the through hole of the reinforcing steel plate to the upper end and the lower end of the reinforcing steel plate is more than 30 cm.

In a possible implementation manner, the cross-section projection of the reinforced steel plate is a square plate.

In one possible implementation, the section steel is an i-beam, and the dimension of the i-beam is within 300 mm.

In one possible implementation, the section steel is a round steel, and the size of the round steel is within 200 mm.

In one possible implementation, the section steel is square steel, and the size of the square steel is within 250 mm.

The utility model has the advantages that: the reinforced steel plate is additionally arranged at the lap joint position of the small and medium-sized profile steel and the thin shear wall side wall, so that the nodes are reinforced, the connection between the profile steel and the shear wall is effectively enhanced, the shearing resistance is enhanced, the requirements of structural design of strong shearing and weak bending and strong node and weak member are met, the building meets the requirements and standards, and the thin and light characteristics of the whole building are realized.

Other features and aspects of the present application will become apparent from the following detailed description of exemplary embodiments, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features, and aspects of the application and, together with the description, serve to explain the principles of the application.

FIG. 1 illustrates a perspective view of a thin-walled shear wall and reinforcing structure according to an embodiment of the present application;

FIG. 2 illustrates a cross-sectional view of a reinforced steel plate being connected to a section steel according to an embodiment of the present application;

FIG. 3 illustrates a cross-sectional view of a thin-walled shear wall and reinforcing structure according to an embodiment of the present application.

Detailed Description

Various exemplary embodiments, features and aspects of the present application will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.

It should be understood that the terms "center," "longitudinal," "lateral," "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention or for simplicity in description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.

Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present application. It will be understood by those skilled in the art that the present application may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present application.

FIG. 1 illustrates a perspective view of a thin-walled shear wall and reinforcing structure according to an embodiment of the present application; FIG. 2 illustrates a cross-sectional view of a reinforced steel plate being connected to a section steel according to an embodiment of the present application; FIG. 3 illustrates a cross-sectional view of a thin-walled shear wall and reinforcing structure according to an embodiment of the present application.

As shown in fig. 1-3, the reinforcing structure for the thin-wall shear wall and section steel node comprises a reinforcing steel plate 10, a reinforcing steel bar anchor 20 and a section steel 30; the middle part of the section steel 30 is embedded in the shear wall 50, and two ends of the section steel extend outwards to form the shear wall 50; at least two reinforcing steel bar anchors 20 are pre-buried in the shear wall 50, and the section steel 20 is arranged between the upper reinforcing steel bar anchor 20 and the lower reinforcing steel bar anchor 20; the reinforcing steel plate 10 is installed outside the side wall of the shear wall 50, the reinforcing steel plate 10 is fixedly connected with the end part of the reinforcing steel bar anchor 20, one side of the reinforcing steel plate 10 is suitable for being attached to the shear wall 50, a through hole is formed in the reinforcing steel plate 10, and the section steel 30 penetrates through the through hole.

In the embodiment, the reinforcing steel plate 10 is additionally arranged at the lap joint position of the small and medium-sized section steel 30 and the side wall of the thinner shear wall 50 to reinforce the wall body, and the shear damage of the section steel 30 to the shear wall 50 is effectively enhanced, so that the building meets strict requirements and standards more, and the characteristic of thinness and lightness of the whole building is realized. The through holes of the reinforcing steel plate 10 are pre-machined before delivery, and are provided at intervals according to the pre-measured dimensions and the shape of the wall surface of the shear wall 50, thereby completing the machining.

It should be noted that most of the profile steels 30 referred to in this application are small and medium profile steels 30, so as to avoid the size mismatch with the thin-wall shear wall 50, which may cause unstable factors, potential safety hazards and misharmony.

As shown in fig. 3, in one embodiment, the roof slab further includes a roof steel plate 40, the roof steel plate 40 covers the upper surface of the section steel 30 which is not pre-embedded in the shear wall 50, and a plurality of roof steel plates 40 are spliced to form a roof floor plane.

In this embodiment, as shown in fig. 1 and 2, the section steel 30 is divided into an embedded section embedded in the shear wall 50 and a supporting section exposed to the external environment, the roof steel plate 40 is laid on the upper portion of the supporting section, and a plurality of sections are spliced to form a floor plane, so as to ensure the reinforcement and stability of the shear wall 50 by the reinforcing steel plate 10, the thickness of the reinforcing steel plate 10 needs to be further limited and should be at least larger than the thickness of the roof steel plate 40.

In one embodiment, as shown in fig. 2, the height of the reinforcing steel plate 10 is greater than the distance between the upper and lower reinforcing steel anchors 20.

In this embodiment, as shown in fig. 1, the longitudinal height of the reinforcing steel plate 10 should be at least greater than the distance between two layers of reinforcing steel anchors 20, the reinforcing steel plate 10 is formed by fixedly connecting the ends of the reinforcing steel anchors 20 to the reinforcing steel plate 10, and fixedly connecting the upper and lower layers to the reinforcing steel plate 10, the number of the connecting points is not particularly limited, and the reinforcing steel plate 10 is usually equally spaced apart from each other

As shown in fig. 1, in one embodiment, the reinforcing bar anchors 20 are provided in plural numbers, and include at least upper and lower layers in the horizontal direction.

In one embodiment, the thickness of the reinforcing steel plate 10 is higher than 3/5 of the steel bar anchor 20.

In one embodiment, the reinforcing steel plate 10 is welded to the reinforcing steel anchor 20.

In this embodiment, the connection is typically by welding, and one end of the steel bar anchor 20 is plug welded to the end of the reinforcing steel plate 10, and the other end is girth welded to the end of the reinforcing steel plate 10.

In one embodiment, the shortest distance from the through hole of the reinforcing steel plate 10 to the upper and lower ends of the reinforcing steel plate 10 is greater than 30 cm.

In one embodiment, the cross-sectional projection of the reinforced steel plate 10 is a square plate.

In one embodiment, the section steel 30 is an I-beam having a dimension within 300 mm.

In this embodiment, the section steel 30 may be an i-beam, or a round steel or a square steel, and an implementer in the field may select a suitable scheme according to different heights of the section steel 30 and a position to be installed, and in general, the thinner shear wall 50 should select a small-sized i-beam with a height within 300 mm in order to ensure aesthetic property and building rationality;

in one embodiment, the section steel 30 may be square steel or round steel, the square steel may have a height of 250 mm or less, and the round steel may have a height of 200 mm or less.

Having described embodiments of the present application, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A reinforcing structure of a thin-wall shear wall and a section steel node is characterized by comprising a reinforcing steel plate, a reinforcing steel bar anchor and section steel;

the middle part of the section steel is embedded in the shear wall, and two ends of the section steel extend out of the shear wall;

the number of the steel bar anchors is at least two, the steel bar anchors are pre-buried in the shear wall, and the section steel is arranged between the upper steel bar anchor and the lower steel bar anchor;

the reinforcing steel plate is installed outside the side wall of the shear wall, the reinforcing steel plate is fixedly connected with the end part of the reinforcing steel bar anchor, one side of the reinforcing steel plate is suitable for being attached to the shear wall, a through hole is formed in the reinforcing steel plate, and the section steel penetrates through the through hole.

2. The reinforcing structure of a thin-walled shear wall and a section steel node according to claim 1, wherein the reinforcing steel anchors comprise at least upper and lower layers in the horizontal direction, and the height of the reinforcing steel plate is greater than the distance between the upper and lower layers of the reinforcing steel anchors.

3. The thin-walled shear wall and section steel node reinforcement structure of claim 1, wherein the thickness of the reinforcing steel plate is higher than 3/5 of the reinforcing steel anchors.

4. The thin-walled shear wall and section steel node reinforcement structure of claim 1, wherein the reinforcing steel plate is welded and fixed to the reinforcing steel anchors.

5. The reinforcing structure of a thin-walled shear wall and a section steel node according to claim 1, wherein the shortest distance from the through hole of the reinforcing steel plate to the upper end and the lower end of the reinforcing steel plate is greater than 30 cm.

6. The reinforcing structure for the thin-wall shear wall and section steel joint according to claim 1, wherein the cross-sectional projection of the reinforcing steel plate is a square plate.

7. The reinforcing structure for a thin-walled shear wall and section steel node of claim 1, wherein the section steel is an i-steel, and the dimension of the i-steel is within 300 mm.

8. The thin-walled shear wall and section steel node reinforcement structure of claim 1, wherein the section steel is round steel, and the round steel has a size of 200 mm or less.

9. The thin-walled shear wall and section steel node reinforcement structure of claim 1, wherein the section steel is square steel having a dimension within 250 mm.