CN116145898A - Construction method of square columns forming cross-shaped deformation joints - Google Patents

Abstract

The invention discloses a construction method for square columns forming cross-shaped deformation joints. The cross-shaped deformation joints formed by the four square columns under construction are of high quality. Two diagonal frame columns are constructed first, and then the other two diagonal frame columns are constructed. Frame column, and then two diagonal frame column formwork installation and reinforcement The first two diagonal frame columns are the supporting surface, which is simple and easy to implement, and can effectively ensure the formwork reinforcement quality of the frame column, prevent mold expansion, and ensure the pouring and molding effect of the frame column , which is convenient for the construction of the construction node at the position of the deformation joint. The invention solves the problem that the cross-shaped deformation joints are formed between the four frame columns arranged in a matrix in the building structure, and the problem that the conventional construction method is adopted is very easy to expand the mold.

Description

Construction method of square columns forming cross-shaped deformation joints

technical field

The invention relates to the technical field of building construction, in particular to a construction method for a square column forming a cross-shaped deformation joint.

Background technique

In building construction, there are often four-column composite cross-shaped deformation joints in large-span and super-long structures. The deformation joints are composed of four frame columns. If the process is not properly arranged, the frame columns are prone to bulging deformation.

The information disclosed in this Background section is only for enhancing the understanding of the general background of the present invention and should not be taken as an acknowledgment or any form of suggestion that the information constitutes the prior art that is already known to those skilled in the art.

Contents of the invention

In order to overcome the defects existing in the prior art, a construction method for square columns forming cross-shaped deformation joints is now provided to solve the problem of cross-shaped deformation joints formed between four frame columns arranged in a matrix in the building structure. The construction method is very easy to expand the problem.

In order to achieve the above purpose, a method for constructing a square column forming a cross-shaped deformation joint is provided, comprising the following steps:

Dividing the four square columns arranged in a rectangle into a first pouring group and a post-casting group, the first pouring group and the post-casting group respectively include two square columns arranged along the diagonal of the rectangle;

Formwork pouring two square columns of the first pouring group respectively;

After the square columns of the first casting group are removed from the formwork, the column templates of the two square columns of the rear casting group are respectively supported, so that the adjacent two sides of the column templates of the rear casting group are respectively connected with the first casting The two square columns of the group are set opposite to each other;

Pad support members respectively between the adjacent two sides of the column formwork of the post-casting group and the two square columns of the first-casting group;

Set column hoops on the outer hoops of the two square columns of the first pouring group and the two column formworks of the post-casting group;

Concrete is poured into the column template of the post-casting group to form the square column of the post-casting group.

Further, the column hoop is a square column buckle.

Further, the support includes a plurality of wooden square keels, the wooden square keels are arranged vertically, and the plurality of wooden square keels are arranged along the circumferential direction of the square column.

Further, before the column formwork of the two square columns of the post-casting group is supported, the steel bar structure is bound at the construction position of the two square columns of the post-casting group, and after the steel bar structure is bound, the The exterior of the structure supports the column formwork of the two square columns of the post-casting group.

Further, when pouring concrete in the column formwork of the post-casting group, concrete is poured layer by layer in the column formwork to form the square column.

The beneficial effect of the present invention is that the construction method of the square columns forming the cross-shaped deformation joints of the present invention has a high quality of forming the cross-shaped deformation joints formed by the four square columns. By first constructing two diagonal frame columns, and then constructing another Two diagonal frame columns, and the latter two diagonal frame columns are installed and reinforced by formwork. The forming effect of column pouring is convenient for the construction of building nodes at deformation joints.

Description of drawings

Other characteristics, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

1 to 5 are schematic diagrams of the steps of the construction method of the square column forming the cross-shaped deformation joint according to the embodiment of the present invention.

Detailed ways

The application will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain related inventions, rather than to limit the invention. It should also be noted that, for ease of description, only parts related to the invention are shown in the drawings.

It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and embodiments.

Referring to Figures 1 to 5, the present invention provides a construction method for a square column forming a cross-shaped deformation joint, comprising the following steps:

S1: Referring to Figure 1, the four square columns 1 arranged in a rectangle are divided into the first casting group A and the later casting group B, and the first casting group A and the later casting group B respectively include two columns arranged along the diagonal of the rectangle square column 1.

In this embodiment, the square column is a reinforced concrete frame column.

Specifically, the square column includes steel structure and concrete.

When step S1 is implemented, it includes binding the reinforcement structure of the two square columns that are poured first, and the column formwork for supporting the square columns. The outside of the column formwork is reinforced with square keels and square buckles.

S2: Referring to Fig. 2, the two square columns 1 of the first cast group A are cast separately.

When step S2 is carried out, the two square columns of the first pouring group are integrally poured and formed.

S3: Referring to Fig. 2, after removing the formwork of the square column 1 of the first pouring group A, respectively support the column formwork 2 of the two square columns 1 of the post-casting group B, so that the two adjacent column formworks 2 of the post-casting group B The sides are set opposite to the two square columns 1 of the first pouring group A respectively.

Specifically, step S3 includes:

S31. Referring to Fig. 2 and Fig. 3, bind the reinforcement structure 21 at the construction position of the two square columns 1 of the post-cast group B.

S32. After the reinforcement structures of the two square columns of the post-casting group are bound, a column template is set outside the steel structure of the square columns of the post-casting group.

After the reinforcement structure 21 is bound, the column formwork 2 of the two square columns 1 of the cast group B is supported outside the reinforcement structure 21 . In this embodiment, the internal cavity formed by the column formwork is adapted to the shape and size of the cross-section of the square column.

S4: Continue to refer to FIG. 3 , and set support members 3 between the adjacent two sides of the column formwork 2 of the post-casting group B and the two square columns 1 of the first-casting group A.

The supporting member 3 includes a plurality of wooden square keels arranged vertically, and a plurality of wooden square keels arranged along the circumferential direction of the square column 1 .

S5: Referring to FIG. 4 , set up column hoops 4 on the outsides of the two square columns 1 of the pouring group A and the two column formworks 2 of the post-casting group B.

As a preferred embodiment, the column hoop 4 is a square column buckle. The four square columns are integrally molded and installed through the square column buckle.

S6: Referring to FIG. 5 , concrete is poured in the column formwork 2 of the post-casting group B to form the square column 1 of the post-casting group B.

When pouring concrete in the column formwork 2 of post-pouring group B, concrete is poured layer by layer in the column formwork 2 to form the square column 1 .

The construction method of the square columns forming the cross-shaped deformation joints of the present invention has a high quality of forming the cross-shaped deformation joints formed by the four square columns. By first constructing two diagonal frame columns, and then constructing the other two diagonal frame columns, The former two diagonal frame columns are used as the supporting surface after the installation and reinforcement of the formwork of the latter two diagonal frame columns. The implementation is simple and easy, which can effectively ensure the formwork reinforcement quality of the frame column, prevent mold expansion, ensure the casting and forming effect of the frame column, and facilitate deformation. Joint position building node practice construction.

The above description is only a preferred embodiment of the present application and an illustration of the applied technical principles. Those skilled in the art should understand that the scope of the invention involved in this application is not limited to the technical solution formed by the specific combination of the above-mentioned technical features, but should also cover the technical solution formed by the above-mentioned technical features without departing from the inventive concept. Other technical solutions formed by any combination of or equivalent features thereof. For example, a technical solution formed by replacing the above-mentioned features with technical features with similar functions disclosed in (but not limited to) this application.

Claims (5)

1. The square column construction method for forming the cross deformation joint is characterized by comprising the following steps of:

dividing four square columns in rectangular arrangement into a pre-cast group and a post-cast group, wherein the pre-cast group and the post-cast group respectively comprise two square columns arranged along the diagonal of the rectangle;

respectively supporting a mould to pour two square columns of the pre-pouring group;

after the square columns of the pre-cast group are disassembled, respectively supporting column templates of two square columns of the post-cast group, so that two adjacent sides of the column templates of the post-cast group are respectively opposite to the two square columns of the pre-cast group;

supporting pieces are respectively arranged between two adjacent sides of the post-cast column template and two square columns of the pre-cast group in a padding mode;

hooping the outer parts of the two square columns of the pre-pouring group and the two column templates of the post-pouring group;

and pouring concrete in the post-pouring group column templates to form the post-pouring group square columns.

2. The method of constructing a square column for a cross-shaped deformation joint according to claim 1, wherein the column collar is a square column button.

3. The method of constructing a square column constituting a cross-shaped deformation joint according to claim 1, wherein the supporting member comprises a plurality of woods Fang Longgu, the woods Fang Longgu are vertically arranged, and a plurality of woods Fang Longgu are arranged along a circumferential direction of the square column.

4. The method for constructing a square column for a cross-shaped deformation joint according to claim 1, wherein a reinforcing bar structure is bound to the construction position of the two square columns of the post-cast group before the column templates of the two square columns of the post-cast group are supported, and the column templates of the two square columns of the post-cast group are supported outside the reinforcing bar structure after the reinforcing bar structure is bound.

5. The method of constructing a square column for a cross-shaped deformation joint according to claim 1, wherein when concrete is poured into the column form of the post-cast group, concrete is poured into the column form in layers to form the square column.

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