CN210152067U

CN210152067U - Steel plate special-shaped column based on bending splicing process and building assembly

Info

Publication number: CN210152067U
Application number: CN201920860306.2U
Authority: CN
Inventors: 崔清树; 刘培祥; 祝晨光
Original assignee: Beijing Hezhu Technology Co Ltd
Current assignee: Beijing Hezhu Technology Co Ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-03-17
Anticipated expiration: 2029-06-06

Abstract

The application provides a steel plate special-shaped column and a building assembly based on a bending and splicing process, wherein the steel plate special-shaped column comprises a first steel member formed by bending a first steel plate and at least one second steel member; the first steel member is of an open structure; or one part of the first steel member is of an open structure, the other part of the first steel member is of a closed structure, and the closed structure is enclosed to form a rectangular cavity; the second steel member is connected to the part of the open structure in the first steel member, and the first steel member and the second steel member are enclosed to form a rectangular cavity; the openings of the plurality of rectangular cavities are arranged in an L shape or a T shape. The manufacturing process of the steel plate special-shaped column is simple, the process is mature, and the production efficiency is improved. The welding quantity of the steel plate special-shaped column is obviously reduced, and the structural strength of the steel plate special-shaped column can be ensured. In the manufacturing process of the steel plate special-shaped column, the structural form can be changed more flexibly, so that the steel plate special-shaped column is easier to design.

Description

Steel plate special-shaped column based on bending splicing process and building assembly

Technical Field

The application relates to the field of building components, in particular to a steel plate special-shaped column based on a bending and splicing process and a building component.

Background

At present, the building industry is vigorously developing and popularizing fabricated steel structure buildings, so that the buildings play an important role in developing new energy-saving and environment-friendly industries, improving the safety level of the buildings, promoting the chemical decomposition of excess capacity and the like.

Profiled columns have become more and more widely used as important components in fabricated steel structure buildings. In the prior art, a profiled pole is usually made up of a plurality of components. The special-shaped column is manufactured by assembling and welding each component according to a preset mode, the manufacturing process is complex, the production efficiency is reduced, and the special-shaped column is provided with more welding areas, so that the special-shaped column cannot be guaranteed to have higher strength.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a steel sheet dysmorphism post and building components based on concatenation technology of bending for solve the loaded down with trivial details or the lower technical problem of intensity of the manufacturing process of the dysmorphism post that exists among the prior art.

In a first aspect, the application provides a steel plate special-shaped column based on a bending and splicing process, which comprises a first steel member formed by bending a first steel plate and at least one second steel member; the first steel member is of an open structure; or one part of the first steel member is of an open structure, the other part of the first steel member is of a closed structure, and the closed structure is enclosed to form a rectangular cavity; the second steel member is connected to the part of the open structure in the first steel member, and the first steel member and the second steel member are enclosed to form a rectangular cavity; the openings of the plurality of rectangular cavities are arranged in an L shape or a T shape.

In a second aspect, the embodiment of the present application further provides a building assembly, which includes a plurality of steel plate special-shaped columns based on the bending and splicing process, and concrete is filled in the rectangular cavity.

Compared with the prior art, the method has the following advantages:

in the steel sheet dysmorphism post based on concatenation technology of bending that this application embodiment provided, first steel member is by a first steel sheet shaping after buckling, with first steel member as the main component, sets up a plurality of second steel members on first steel member, finally forms steel sheet dysmorphism post. The steel plate special-shaped column is simple in manufacturing process and mature in process, and production efficiency is improved. The welding quantity of the steel plate special-shaped column is obviously reduced, and the structural strength of the steel plate special-shaped column can be ensured. In addition, in the process of manufacturing the steel plate special-shaped column, the shape of the steel plate special-shaped column, the number and the size of the rectangular cavity and the like can be changed only by changing the position of the bent part in the first steel plate or increasing and decreasing the number of the second steel members, so that the steel plate special-shaped column is easier to design.

In addition, the rectangular cavity of the steel plate special-shaped column cavity is internally provided with no connecting steel plate or partition plate, the internal space of the rectangular cavity is large, concrete is easy to construct and pour, and the construction progress and the construction quality can be guaranteed. The outside of the steel plate special-shaped column cavity is free of connecting steel plates or rib plates, the appearance is concise, factory manufacturing is easy, and the processing period and manufacturing quality can be guaranteed. The steel plate for manufacturing the first steel member and the second steel member is easy to purchase and prepare, and the cost can be properly reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments of the present application will be briefly described below.

Fig. 1 is a schematic structural diagram of a first steel plate special-shaped column based on a bending and splicing process provided by an embodiment of the application;

FIG. 2 is a schematic diagram of a forming process of the steel plate special-shaped column based on the bending and splicing process shown in FIG. 1 according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of a second steel plate special-shaped column based on a bending and splicing process provided in an embodiment of the present application;

FIG. 4 is a schematic diagram of a forming process of the steel plate special-shaped column based on the bending and splicing process shown in FIG. 3 according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of a third steel plate special-shaped column based on a bending and splicing process provided in an embodiment of the present application;

FIG. 6 is a schematic diagram of a forming process of the steel plate special-shaped column based on the bending and splicing process shown in FIG. 5 according to an embodiment of the present application;

in the figure:

100-a first steel plate; 200-a rectangular cavity;

101-a first unit segment; 102-a second unit segment; 103-a third unit segment;

1-a first steel member; 11-a first U-shaped piece; 12-a second U-shaped piece; 13-a third U-shaped piece;

1001-first section; 1002-a second block section;

2-a second steel member.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.

It will be understood by those within the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

The application is implemented and is provided a steel sheet dysmorphism post based on concatenation technology of bending, includes the first steel member 1 that is bent and is formed by first steel sheet 100 to and at least one second steel member 2. The first steel member 1 is an open structure; alternatively, a part of the first steel member 1 is an open structure, and the other part is a closed structure, and the closed structure encloses and forms a rectangular cavity 200. The second steel member 2 is connected to the part of the open structure in the first steel member 1, and the first steel member 1 and the second steel member 2 enclose to form a rectangular cavity 200. The openings of the plurality of rectangular cavities 200 are arranged in an L-shape or a T-shape.

In the steel sheet dysmorphism post based on concatenation technology of bending that this application embodiment provided, first steel member 1 is buckled the back shaping by a first steel sheet 100, with first steel member 1 as the principal component, sets up a plurality of second steel members 2 on first steel member 1, finally forms steel sheet dysmorphism post. The steel plate special-shaped column is simple in manufacturing process and mature in process, and production efficiency is improved. The welding quantity of the steel plate special-shaped column is obviously reduced, and the structural strength of the steel plate special-shaped column can be ensured. In addition, in the process of manufacturing the steel plate special-shaped column, the shape of the steel plate special-shaped column, the number and the size of the rectangular cavities 200 and the like can be changed only by changing the position of the bent part in the first steel plate 100 or increasing or decreasing the number of the second steel members 2, so that the steel plate special-shaped column is easier to design.

In addition, the rectangular cavity 200 of the steel plate special-shaped column cavity is internally provided with no connecting steel plate or partition plate, the internal space of the rectangular cavity 200 is large, concrete is easy to construct and pour, and the construction progress and the construction quality can be guaranteed. The outside of the steel plate special-shaped column cavity is free of connecting steel plates or rib plates, the appearance is concise, factory manufacturing is easy, and the processing period and manufacturing quality can be guaranteed. The steel plates for manufacturing the first steel member 1 and the second steel member 2 are easy to purchase and prepare, and the cost can be properly reduced.

It should be noted that the dotted line segments in fig. 1 and 2, the boundary lines between the respective sections in the L-shaped first steel member 1; the dotted line segments in fig. 1 and 2 represent the boundaries between the unit segments in the first steel plate 100.

The following specifically describes several structural forms of the steel plate special-shaped column based on the bending splicing process provided by the embodiment of the application:

alternatively, in the embodiment of the present application, as shown in fig. 1, the steel plate special-shaped column in which the openings of the plurality of rectangular cavities 200 are arranged in an L shape includes three rectangular cavities 200. First steel member 1 is L shape, includes two mutually perpendicular's pterygoid lamina, and second steel member 2 is the U-shaped.

Second steel member 2 and pterygoid lamina one-to-one, the one end of keeping away from two pterygoid lamina junctions in the pterygoid lamina setting that corresponds to be close to open-ended two tip fixed connection in the second steel member 2 in the inboard of the pterygoid lamina that corresponds, every pterygoid lamina and the pterygoid lamina that corresponds enclose and close and form rectangular cavity 200. The parts of the two wing plates close to the joint of the two wing plates and the side walls of the two second steel members 2 close to the joint of the two wing plates enclose to form a rectangular cavity 200.

The first steel member 1 of the steel plate profile column shown in fig. 1 is an open structure. Fig. 2 shows a forming process of the steel plate profile column shown in fig. 1, and as shown in fig. 2, the first steel plate 100 is bent at 90 degrees to form the first steel member 1, and the joint of the two flanges is actually the bent part of the first steel member 1. In fig. 2, the surface of the first steel plate 100 located on the upper side is referred to as the top surface, and the surface of the first steel plate 100 located on the lower side is referred to as the bottom surface, and the side of the first steel member 1 where the top surface is located is referred to as the inside of the first steel member 1.

Alternatively, as shown in the figure, the wing is divided into a first section 1001 and a second section 1002 in a direction away from the connection of the two wings, the opening of the second steel member 2 faces the second section 1002, and two ends of the second steel member 2 near the opening are fixedly connected to two boundaries inside the second section 1002 respectively. The edge of one second steel member 2 is in contact with and fixedly connected with the edge of the other second steel member 2. The first section 1001 of the two wing plates and the side walls of the two second steel members 2 near the connection of the two wing plates enclose a rectangular cavity 200.

The edges of the two second steel members 2 that are in contact are, in fact, the edges of the side walls of the two second steel members 2 that are close to the connection of the two wings. In the figure, one wing of the first steel member 1 is disposed vertically and the other wing is disposed horizontally. For the second steel member 2 on the vertically arranged wing plate, the side wall of the second steel member 2 close to the connection part of the two wing plates is opposite to the first section 1001 of the horizontally arranged wing plate; for the second steel member 2 on the horizontally arranged wing plate, the side wall of the second steel member 2 close to the connection part of the two wing plates is opposite to the first section 1001 of the vertically arranged wing plate. The two sidewalls and the two first sections 1001 enclose a rectangular cavity 200.

Alternatively, as shown, the manner of fixedly connecting the first steel member 1 with the second steel member 2 and the manner of fixedly connecting the two second steel members 2 include at least one of: welding, bonding and riveting.

In the embodiment of the present application, two ends of the second steel member 2 near the opening are welded to two boundaries inside the second section 1002; the edges of the two second steel components 2 that are in contact are welded together.

Alternatively, in the embodiment of the present application, as shown in fig. 3 and 4, the first steel plate 100 is sequentially divided into first to third unit segments along the length direction thereof. The first steel member 1 includes: a first U-shaped part 11 formed by the first bent unit segment 101, a second U-shaped part 12 formed by the second bent unit segment 102, and a third U-shaped part 13 formed by the third bent unit segment 103.

The opening of the first U-shaped member 11 and the opening of the third U-shaped member 13 are respectively opposite to the outer sides of the two side walls of the second U-shaped member 12 and are close to the opening of the second U-shaped member 12. The end part of the first U-shaped part 11 close to the opening and the end part of the third U-shaped part 13 close to the opening are fixedly connected with the outer sides of the corresponding side walls in the second U-shaped part 12 respectively; the first U-shaped member 11 and the third U-shaped member 13 enclose a rectangular cavity 200 with corresponding side walls of the second U-shaped member 12.

In the direction of the channel depth of the second U-shaped part 12, the second U-shaped part 12 extends beyond the first U-shaped part 11 and the third U-shaped part 13. The steel plate special-shaped column comprises a plate-shaped second steel member 2, the end parts, close to the opening, of the second steel member 2 and the third U-shaped member 13 are fixedly connected, and the second steel member 2 and the third U-shaped member 13 are enclosed to form a rectangular cavity 200.

In the first steel member 1 of the steel plate profile column shown in fig. 3, a part is an open structure and the other part is a closed structure. Wherein the second U-shaped element 12 is an open structure; the first U-shaped part 11 and the third U-shaped part 13, the openings of the two U-shaped parts are opposite to the side wall of the second U-shaped part 12, and a closed structure is formed.

Fig. 4 shows a forming process of the steel plate shaped column in fig. 3, the first steel plate 100 is divided into a first unit section 101, a second unit section 102 and a third unit section 103, and the lengths of the first unit section 101 and the third unit section 1031 are smaller than the length of the second unit section 102. In fig. 4, the upper surface of the first steel plate 100 is referred to as a top surface, and the lower surface of the first steel plate 100 is referred to as a bottom surface.

Bending the first steel plate 100, forming a second U-shaped part 12 after the second unit section 102 is bent, wherein the inner wall surface of the second U-shaped part 12 is the bottom surface of the second unit section 102; the first unit section 101 is bent to form a first U-shaped part 11, an opening of the first U-shaped part 11 is opposite to one side wall of the second U-shaped part 12, the inner wall surface of the first U-shaped part 11 is the top surface of the first unit section 101, and the side wall opposite to the opening of the first U-shaped part 11 is the part, close to the first unit section 101, of the second unit section 102; the third unit section 103 is bent to form a third U-shaped member 13, an opening of the third U-shaped member 13 is opposite to one side wall of the second U-shaped member 12, an inner wall surface of the third U-shaped member 13 is a top surface of the third unit section 103, and the side wall opposite to the opening of the third U-shaped member 13 is a portion of the second unit section 102 close to the third U-shaped member 13.

Because the second U-shaped part 12 exceeds the first U-shaped part 11 and the third U-shaped part 13 in the groove depth direction, the second steel member 2 and the third U-shaped part 13 enclose to form a rectangular cavity 200, which is larger than the rectangular cavity 200 formed by the first U-shaped part 11 and the second U-shaped part 12, and is also larger than the rectangular cavity 200 formed by the third U-shaped part 13 and the second U-shaped part 12.

Alternatively, as shown in fig. 3, one end of the second steel member 2 is aligned with the wing of the first U-shaped member 11 adjacent to the opening of the second U-shaped member 12, and the other end of the second steel member 2 is aligned with the wing of the third U-shaped member 13 adjacent to the opening of the second U-shaped member 12. Therefore, the bottom surface of the steel plate special-shaped column shown in fig. 3 is a relatively flat plane, so that the appearance of the steel plate special-shaped column is simpler.

Alternatively, as shown in fig. 5 and 6, the steel plate profile column further comprises another second steel member 2 having a plate shape. The other second steel member 2 is disposed in the third U-shaped member 13 at a predetermined distance from the opening of the third U-shaped member 13 and is fixedly connected to the inner sides of both side walls of the third U-shaped member 13, respectively. The two U-shaped members enclose two rectangular cavities 200 with the second steel member 2.

The steel plate profile column shown in fig. 5 includes two second steel members 2 in a plate shape, and two U-shaped members and the second steel members 2 enclose to form two rectangular cavities 200, so that the steel plate profile column shown in fig. 5 has 4 rectangular cavities 200. The first steel member 1 of the steel plate profile column shown in fig. 5 is the same as the first steel member 1 of the steel plate profile column shown in fig. 3, and will not be described herein again.

Alternatively, for one of the second steel members 2, one end of the second steel member 2 is aligned with the wing of the first U-shaped member 11 adjacent the opening of the second U-shaped member 12, and the other end of the second steel member 2 is aligned with the wing of the third U-shaped member 13 adjacent the opening of the second U-shaped member 12. The bottom surface of the steel plate special-shaped column is a relatively flat plane, so that the appearance of the steel plate special-shaped column is simpler.

For another second steel member 2, one end of the second steel member 2 is aligned with the wing of the first U-shaped member 11 remote from the opening of the second U-shaped member 12; the other end of the second steel member 2 is aligned with the wing of the third U-shaped member 13 remote from the opening of the second U-shaped member 12. This allows two rectangular cavities 200 enclosed by the two second steel members 2 and the third U-shaped member 13 to be approximately equal in size to the rectangular cavities 200 enclosed by the first U-shaped member 11 and the second U-shaped member 12 and the rectangular cavities 200 enclosed by the third U-shaped member 13 and the second U-shaped member 12.

Alternatively, as shown in fig. 5, the means of the fixed connection between the first and third

U-shaped members

11 and 13 and the second U-shaped member 12 in the first steel member 1, and the means of the fixed connection between the first and

second steel members

1 and 2, may include at least one of: welding, bonding and riveting.

In the embodiment of the present application, the second steel member 2 is welded to the inside of the side wall of the third U-shaped member 13.

In the embodiment of the present application, the left side of each unit segment in the first steel plate 100 is defined as a head end, and the right side is defined as a tail end. The two ends of the first U-shaped member 11 formed by the first unit section 101, which are close to the opening, are respectively the head end and the tail end of the first unit section 101; the two ends of the second U-shaped member 12 formed by the second unit segment 102 near the opening are the head end and the tail end of the second unit segment 102; the third U-shaped element 13 formed by the third unit segment 103 has two ends near the opening, which are the head end and the tail end of the third unit segment 103.

The trailing end of the first unit segment 101 and the leading end of the second unit segment 102 are themselves connected together, so that only the leading end of the first unit segment 101 needs to be welded to the side wall of the second U-shaped member 12 opposite the opening of the first U-shaped member 11. The head end of the third unit segment 103 and the tail end of the second unit segment 102 are connected together, so that only the tail end of the third unit segment 103 needs to be welded to the side wall of the second U-shaped member 12 opposite to the opening of the third U-shaped member 13.

Based on same utility model conceive, this application embodiment still provides a building element, including a plurality of steel sheet dysmorphism post based on the concatenation technology of bending that this application was implemented and is provided, the intussuseption of rectangle cavity 200 is filled with the concrete.

The building components can comprise a core barrel and the steel plate special-shaped column provided by the embodiment of the application, and the core barrel and the steel plate special-shaped column are connected to form a set of building components.

In the building component that this application embodiment provided, steel sheet dysmorphism post has higher confining force to the concrete, and toughness, the intensity of steel sheet dysmorphism post can be promoted to the concrete, have avoided the local bucking of steel sheet dysmorphism post, and concrete and steel sheet dysmorphism post work jointly, improve component bearing capacity, power consumption ability, ductility, fire prevention and corrosion resistance. The steel plate special-shaped column has the characteristic of equal thickness with a filler wall, and the column corner is prevented from protruding out of the wall surface.

By applying the embodiment of the application, at least the following technical effects are achieved:

1. in the steel sheet dysmorphism post based on concatenation technology of bending that this application embodiment provided, first steel member is by a first steel sheet shaping after buckling, with first steel member as the main component, sets up a plurality of second steel members on first steel member, finally forms steel sheet dysmorphism post. The steel plate special-shaped column is simple in manufacturing process and mature in process, and production efficiency is improved. The welding quantity of the steel plate special-shaped column is obviously reduced, and the structural strength of the steel plate special-shaped column can be ensured. In addition, in the process of manufacturing the steel plate special-shaped column, the shape of the steel plate special-shaped column, the number and the size of the rectangular cavity and the like can be changed only by changing the position of the bent part in the first steel plate or increasing and decreasing the number of the second steel members, so that the steel plate special-shaped column is easier to design.

2. In the building component that this application embodiment provided, steel sheet dysmorphism post has higher confining force to the concrete, and the toughness, the intensity of steel sheet dysmorphism post can be promoted to the concrete, have avoided the local buckling of steel sheet dysmorphism post, and concrete and steel sheet dysmorphism post work jointly, improve component bearing capacity, power consumption ability, ductility, fire prevention and corrosion resistance. The steel plate special-shaped column has the characteristic of equal thickness with a filler wall, and the column corner is prevented from protruding out of the wall surface. The building component can be applied to multi-storey, high-rise and super high-rise residential buildings, has good market popularization prospect, can obviously improve the industrialization level of the buildings in China, and has great significance for national supply side reform, energy conservation and emission reduction, green development modes and novel urbanization construction.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

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 otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is only a partial embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the principle of the present application, and these modifications and decorations should also be regarded as the protection scope of the present application.

Claims

1. A steel plate special-shaped column based on a bending splicing process is characterized by comprising a first steel member formed by bending a first steel plate and at least one second steel member;

the first steel member is of an open structure; or one part of the first steel member is of an open structure, the other part of the first steel member is of a closed structure, and the closed structure is enclosed to form a rectangular cavity;

the second steel member is connected to the part of the open structure in the first steel member, and the first steel member and the second steel member enclose to form a rectangular cavity;

the openings of the rectangular cavities are arranged in an L shape or a T shape.

2. The steel plate shaped column as claimed in claim 1, wherein the steel plate shaped column for which the openings of the plurality of rectangular cavities are arranged in an L-shape includes three of the rectangular cavities; the first steel member is L-shaped and comprises two wing plates which are perpendicular to each other, and the second steel member is U-shaped;

the second steel members and the wing plates are in one-to-one correspondence, each wing plate is arranged at one end, far away from the joint of the two wing plates, of the corresponding wing plate, two end parts, close to the opening, of the second steel members are fixedly connected to the inner sides of the corresponding wing plates, and each wing plate and the corresponding wing plate are enclosed to form the rectangular cavity;

the part of the two wing plates close to the connection part of the two wing plates and the side wall of the second steel member close to the connection part of the two wing plates enclose to form the rectangular cavity.

3. A steel plate profile post according to claim 2, wherein the wing is divided into a first section and a second section in a direction away from the junction of the two wings, the opening of the second steel member facing the second section, the two ends of the second steel member adjacent the opening being fixedly connected to the two boundaries inside the second section;

the edge of one second steel member is contacted with and fixedly connected with the edge of the other second steel member; the first section of the two wing plates and the side wall, close to the connection part of the two wing plates, of the two second steel members enclose to form the rectangular cavity.

4. A steel plate profiled pole as claimed in claim 3 wherein the manner of fixedly connecting the first steel member to the second steel member and the manner of fixedly connecting between two of the second steel members includes at least one of: welding, bonding and riveting.

5. The steel plate profile post according to claim 1, wherein the first steel plate is sequentially divided into first to third unit sections in a length direction thereof; the first steel member includes: a first U-shaped part formed by the first bent unit section, a second U-shaped part formed by the second bent unit section, and a third U-shaped part formed by the third bent unit section;

the opening of the first U-shaped part and the opening of the third U-shaped part are respectively opposite to the outer sides of the two side walls of the second U-shaped part and are close to the opening of the second U-shaped part; the end part of the first U-shaped part close to the opening and the end part of the third U-shaped part close to the opening are fixedly connected with the outer side of the corresponding side wall in the second U-shaped part respectively; the first U-shaped piece and the third U-shaped piece are respectively enclosed with the corresponding side wall in the second U-shaped piece to form the rectangular cavity;

the second U-shaped piece exceeds the first U-shaped piece and the third U-shaped piece in the groove depth direction of the second U-shaped piece; the steel sheet dysmorphism post includes that one is platelike the second steel member, the second steel member with be close to open-ended tip fixed connection in the third U-shaped piece, the second steel member with the third U-shaped piece encloses to close and forms the rectangle cavity.

6. A steel plate profile post according to claim 5, wherein one end of said second steel member is aligned with a wing in said first U adjacent said second U opening and the other end of said second steel member is aligned with a wing in said third U adjacent said second U opening.

7. A steel plate profile column according to claim 5, further comprising another said second steel member in the form of a plate;

the other second steel member is arranged in the third U-shaped member, keeps a preset distance from the opening of the third U-shaped member, and is fixedly connected with the inner sides of the two side walls of the third U-shaped member respectively; the two U-shaped pieces and the second steel member are enclosed to form two rectangular cavities.

8. A steel plate profile post according to claim 7, wherein for one of said second steel members, one end of said second steel member is aligned with a wing in said first U adjacent said second U opening and the other end of said second steel member is aligned with a wing in said third U adjacent said second U opening;

for another of the second steel members, one end of the second steel member is aligned with a wing of the first U remote from the second U-shaped opening and the other end of the second steel member is aligned with a wing of the third U remote from the second U-shaped opening.

9. The steel plate shaped column of claim 5,

the means of fixed connection between the first and third U-shaped members and the second U-shaped member in the first steel member, and the means of fixed connection between the first and second steel members, comprises at least one of: welding, bonding and riveting.

10. A building component comprising a plurality of steel plate profile posts based on a bend splicing process according to any one of claims 1-9, the rectangular cavities being filled with concrete.