CN110700443A - Integral concrete structure of steel frame shear wall structure and construction method thereof - Google Patents

Abstract

The invention provides an integral concrete structure of a steel frame shear wall structure, which comprises a vertical structure, L-shaped angle steel and a horizontal structure connected with the vertical structure through the L-shaped angle steel, wherein the vertical structure comprises a plurality of steel stiffened columns and a steel column core tube wall body connected between the steel stiffened columns, the horizontal structure comprises a steel bar truss plate and a steel beam erected between the steel column core tube wall bodies, the steel bar truss plate is placed on the L-shaped angle steel and bound on the steel beam, and then concrete with the horizontal structure is poured. The invention also provides a construction method of the integral concrete structure of the steel frame shear wall structure. Compared with the related art, the invention has the following advantages: the construction period can be saved, the construction progress is accelerated, and the construction quality and safety can be ensured.

Description

Integral concrete structure of steel frame shear wall structure and construction method thereof

【Technical field】

The invention relates to the technical field of building construction, in particular to an integral concrete structure of a steel frame shear wall structure and a construction method thereof.

【Background technique】

Usually, the steel frame shear wall structure includes the steel frame structure, and the steel frame structure needs to use the connection structure for connection and stability. However, the existing steel frame structure uses the connection plate and bolts to assemble more components, and the use of The bolts will protrude from the surface of the beam or column, making the surface of the beam or column uneven, and it is difficult to handle the connection when connecting the wall panel and the steel frame structure, and the connection method involving welding requires a lot of equipment and manpower, so In the process of assembling the steel frame shear wall structure using the prior art, there are problems of complicated on-site construction, low construction efficiency, and difficulty in guaranteeing construction quality.

[Content of the invention]

The purpose of the present invention is to provide an integral concrete structure of a steel frame shear wall structure and a construction method thereof, which can solve the technical problems involved in the background technology.

The technical scheme of the present invention is as follows:

An integral concrete structure of a steel frame shear wall structure includes a vertical structure, an L-shaped angle steel, and a horizontal structure connected with the vertical structure through the L-shaped angle steel, and the vertical structure includes a plurality of steel-shaped rigid columns and the steel frame core tube wall connected between the steel frame rigid columns, the horizontal structure includes a steel truss plate and a steel frame beam erected between the steel frame column core tube walls, the steel bars The truss plate is placed on the L-shaped angle steel and bound to the shaped steel beam, and then the horizontal structural concrete is poured.

As an improvement of the present invention, steel beams are added after the reinforcement of the reinforced truss plate and the wall of the core tube of the steel column.

As an improvement of the present invention, the horizontal member and the vertical structure are connected by bolt welding.

As an improvement of the present invention, the profiled steel beam is selected from C16a, C20a, HM294x200x8x12, and HW300x300x10x15.

As an improvement of the present invention, the reinforced truss plate is laid 1.5 cm into the wall of the steel core tube.

As an improvement of the present invention, the steel skeleton core tube wall adopts 15mm thick multi-layer board, the secondary keel is 50*50*3mm ladle wood, and the main keel is 48mm diameter steel pipe.

As an improvement of the present invention, the edge of the profiled steel beam is placed at a distance of 400 mm from the core tube wall structure.

The invention also provides a construction method for an integral concrete structure of a steel frame shear wall structure. The components are connected with the vertical structure, the steel truss plates are laid, the horizontal structural steel bars are bound, and the vertical and horizontal structural concrete is poured as a whole.

Compared with the related art, the invention has the following advantages: the construction period can be saved, the construction progress can be accelerated, and the construction quality and safety can be ensured at the same time.

【Description of drawings】

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, under the premise of no creative work, other drawings can also be obtained from these drawings, wherein:

FIG. 1 is a schematic diagram of the overall concrete structure of a steel frame shear wall structure of the present invention.

【Detailed ways】

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Referring to FIG. 1, the present invention provides an integral concrete structure of a steel frame shear wall structure, including a vertical structure, an L-shaped angle steel, and a horizontal structure connected to the vertical structure through the L-shaped angle steel. The vertical structure includes a plurality of shaped steel stiffening columns 1 and a steel column core tube wall 2 connected between the shaped steel stiffening columns 1, and the horizontal structure includes a steel truss plate 3 and a steel frame erected on the steel frame. The profiled steel beams 4 between the column core tube walls 2, the reinforced truss plates 3 are placed on the L-shaped angle steel and bound on the profiled steel beams 4, and then the horizontal structural concrete is poured.

It should be further explained that the horizontal member and the vertical structure are connected by bolt welding. Before laying the reinforced truss plate 3, after calculation, the stress side of the reinforced truss plate 3 is connected to the core tube of the steel column. A steel beam 5 is added after the wall body 2 is set to solve the problem of deformation caused by the overlong cantilever section of the reinforced truss plate 3 .

The reinforced truss plate 3 is laid 1.5 cm into the core wall of the steel column, and then the horizontal structural steel bars are bound, and vertical and horizontal structural concrete is poured as a whole.

The steel column core tube wall 2 is made of 15mm thick multi-layer board, the secondary keel is 50*50*3mm ladle wood, the main keel is a 48mm diameter steel pipe, and the surrounding area is to ensure the support of the steel truss plate 3. Steel beam 5, the post-added steel beam 5 can be channel steel or I-shaped steel. The edge placement position of the post-added steel beam 5 is 400 mm away from the core tube wall of the steel column, which is convenient for leaving room for operation when the wall formwork is supported.

The profiled steel beams are selected from C16a, C20a, HM294x200x8x12, HW300x300x10x15, to ensure that the horizontal structure and the vertical structure can be poured at one time.

应小于

②应力(

其中

)小于300Mpa，即可符合要求，其中，q＝单位面积均布荷载(计算范围详附图1中的A区域)，L＝后增钢梁的长度，E＝2.05*10⁵，h＝后增钢梁的高度，t＝后增钢梁腹板的厚度， The added steel beam 5 should satisfy ① the deformation amount at the same time

should be less than

② Stress (

in

) is less than 300Mpa, it can meet the requirements, wherein, q = uniform load per unit area (the calculation range is detailed in area A in Figure 1), L = the length of the rear steel beam, E = 2.05*10 ⁵ , h = rear The height of the steel beam, t = the thickness of the web of the rear steel beam,

The invention also provides a construction method for an integral concrete structure of a steel frame shear wall structure. The components are connected with the vertical structure, the steel truss plates are laid, the horizontal structural steel bars are bound, and the vertical and horizontal structural concrete is poured as a whole. By adopting the construction method, the construction period can be saved, the construction progress can be accelerated, and the construction quality and safety can be ensured at the same time.

Although the embodiment of the present invention has been disclosed as above, it is not limited to the application listed in the description and the embodiment, and it can be applied to various fields suitable for the present invention. For those skilled in the art, it can be easily Additional modifications are implemented, therefore, the invention is not limited to the specific details and illustrations shown and described herein without departing from the general concept defined by the appended claims and the scope of equivalents.

Claims (8)

1. a steel frame shear wall structure integral concrete structure, is characterized in that, comprises vertical structure, L-shaped angle steel and the horizontal structure that is connected with described vertical structure by described L-shaped angle steel, and described vertical structure comprises A plurality of shaped steel stiffening columns and a steel skeleton column core tube wall connected between the shaped steel stiffening columns, and the horizontal structure includes a reinforced truss plate and a shaped steel column core tube wall erected between the steel skeleton column core wall bodies Steel beam, the reinforced truss plate is placed on the L-shaped angle steel and bound on the shaped steel beam, and then the horizontal structural concrete is poured. 2 . The integral concrete structure of a steel frame shear wall structure according to claim 1 , wherein a post-reinforced beam is arranged on the stressed side of the reinforced truss plate and the wall of the core tube of the steel column. 3 . 3 . The integral concrete structure of a steel frame shear wall structure according to claim 1 , wherein the horizontal member and the vertical structure are connected by bolt welding. 4 . 4 . The integral concrete structure of a steel frame shear wall structure according to claim 1 , wherein the profiled steel beams are selected from C16a, C20a, HM294x200x8x12, and HW300x300x10x15. 5 . 5 . The steel frame shear wall structure integral concrete structure according to claim 1 , wherein the reinforced truss plates are laid 1.5 cm into the steel core tube wall. 6 . 6. The overall concrete structure of a steel frame shear wall structure according to claim 1 or 2, characterized in that, the steel skeleton core tube wall adopts 15mm thick multi-layer board, and the secondary keel is 50*50*3mm Ladle wood, the main keel is 48mm diameter steel pipe. 7 . The integral concrete structure of a steel frame shear wall structure according to claim 1 , wherein the edge of the profiled steel beam is placed at a distance of 400 mm from the core tube wall structure. 8 . 8. A construction method for an integral concrete structure of a steel frame shear wall structure, characterized in that it comprises the following steps in sequence: hoisting vertical members by a tower crane, binding vertical structural steel bars, supporting vertical structural formwork, and hoisting horizontal members, The horizontal members are connected with the vertical structure, the steel truss plates are laid, the horizontal structural steel bars are bound, and the vertical and horizontal structural concrete is poured as a whole.

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