CN111270769A - Basalt fiber concrete section steel composite structure and manufacturing method thereof - Google Patents
Basalt fiber concrete section steel composite structure and manufacturing method thereof Download PDFInfo
- Publication number
- CN111270769A CN111270769A CN202010084998.3A CN202010084998A CN111270769A CN 111270769 A CN111270769 A CN 111270769A CN 202010084998 A CN202010084998 A CN 202010084998A CN 111270769 A CN111270769 A CN 111270769A
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- CN
- China
- Prior art keywords
- basalt fiber
- fiber concrete
- base body
- section steel
- steel base
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/30—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts being composed of two or more materials; Composite steel and concrete constructions
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
Abstract
The invention discloses a basalt fiber concrete section steel combined structure and a manufacturing method thereof, wherein the basalt fiber concrete section steel combined structure comprises a section steel base body, the end face of the section steel base body is in a shape of '21274', the opening of the section steel base body is upward, an inner extension plate is arranged on the surface of the inner side of the opening of the section steel base body, an extension plate is arranged on the outer side of the opening of the section steel base body, the upper surfaces of the extension plate and the inner extension plate are both horizontal to the surface of the opening of the section steel base body, a basalt fiber concrete body is filled in the section steel base body, and the basalt fiber concrete body is in a solidified state. In the invention, the existence of the basalt fiber enhances the structural strength of the basalt fiber concrete body, so that the structural strength and the ductility of the whole basalt fiber concrete section steel combined structure can be enhanced, and the popularization and the application are facilitated.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a basalt fiber concrete section steel composite structure and a manufacturing method thereof.
Background
The section steel concrete composite structure is an independent structural type formed by combining section steel and reinforced concrete, the strength and the ductility of the section steel concrete composite structure are increased due to the existence of the section steel, and the strength and the ductility of the section steel concrete composite structure are limited and maintained in a certain range due to the specific composition structure of the traditional concrete. Therefore, in order to improve the strength and ductility of the section steel concrete, a basalt fiber concrete section steel composite structure and a manufacturing method thereof are provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a basalt fiber concrete section steel composite structure and a manufacturing method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
the basalt fiber concrete section steel combined structure comprises a section steel base body, wherein the end face of the section steel base body is in a shape of '21274', the opening of the section steel base body faces upwards, an inner extending plate is arranged on the inner side surface of the opening of the section steel base body, an extending plate is arranged on the outer side of the opening of the section steel base body, the upper surfaces of the extending plate and the inner extending plate are both horizontal to the surface of the opening of the section steel base body, a basalt fiber concrete body is filled in the section steel base body, and the basalt fiber concrete body is in a solidified state.
Preferably, the profile steel substrate, the inner extension plate and the outer extension plate are of an integrated structure.
Preferably, the center of the lower part of the profile steel base body is provided with a liquid discharge hole, and the inner side surface of the inner part of the profile steel base body is provided with a reinforcing groove.
Preferably, a reinforcing rib frame is arranged in the basalt fiber concrete body, supporting legs distributed at intervals are welded on the lower surface of the lower portion of the reinforcing rib frame, and the lower ends of the supporting legs are in contact with and welded to the inner surface of the profile steel substrate.
A manufacturing method of a basalt fiber concrete section steel composite structure comprises the following steps:
s1: horizontally placing the profile steel base body, the inner extension plate and the outer extension plate which are of an integrated structure, and enabling an opening of the profile steel base body to be in an upward state;
s2: placing the reinforcing rib frame in the profile steel base body, and welding the lower ends of the supporting legs at the lower part of the profile steel base body on the inner surface of the profile steel base body;
s3: selecting 280 parts by weight of 240-containing sand, 700 parts by weight of 500-containing yellow sand, 400 parts by weight of 300-containing cement, 80-120 parts by weight of mineral powder, 30-40 parts by weight of water reducing agent and 160 parts by weight of 140-containing water, uniformly adding the mixture into a stirrer for stirring, adding 20-30 parts by weight of basalt fiber into the stirrer when stirring for 200 seconds 180-containing sand, further stirring for 600 seconds 540-containing sand, and obtaining a basalt fiber concrete matrix;
s4: and (5) injecting the basalt fiber concrete matrix obtained in the step (S3) into the profile steel matrix, and obtaining a basalt fiber concrete body after the basalt fiber concrete matrix in the profile steel matrix is solidified, thereby realizing the manufacture of the whole basalt fiber concrete profile steel combined structure.
Preferably, in the process of step S4, when the basalt fiber concrete matrix is poured into the steel matrix, the basalt fiber concrete matrix entered into the steel matrix is vibration-tamped using a vibrating rod.
The basalt fiber concrete section steel composite structure and the manufacturing method thereof have the beneficial effects that: in the scheme, basalt fibers are contained in the basalt fiber concrete body, the structural strength of the basalt fiber concrete body is enhanced due to the addition of the basalt fibers, the combined steel body, the inner extension plate and the extension plate are arranged, so that the structural strength and the ductility of the whole basalt fiber concrete section steel combined structure can be further enhanced, and the arrangement of the inner extension plate and the extension plate is convenient for the erection between external equipment and the basalt fiber concrete section steel combined structure, so that the whole basalt fiber concrete section steel combined structure is favorable for popularization and application.
Drawings
FIG. 1 is a schematic diagram of a basalt fiber concrete section steel composite structure and a manufacturing method thereof.
In the figure: the steel reinforced concrete structure comprises a profile steel base body 1, a reinforced groove 101, a liquid discharge hole 102, an inner extension plate 2, an extension plate 3, a basalt fiber concrete body 4, a reinforcing rib frame 5 and supporting legs 6.
Detailed Description
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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1, the basalt fiber concrete section steel combined structure comprises a section steel base body 1, wherein the end face of the section steel base body 1 is in a shape of 21274, the opening of the section steel base body 1 faces upwards, an inner extending plate 2 is arranged on the inner side surface of the opening of the section steel base body 1, an outer extending plate 3 is arranged on the outer side of the opening of the section steel base body 1, and the section steel base body 1, the inner extending plate 2 and the outer extending plate 3 are of an integrated structure.
The upper surface of the epitaxial plate 3 and the upper surface of the inner epitaxial plate 2 are both horizontal to the surface of the opening of the profile steel matrix 1, the basalt fiber concrete body 4 is filled in the profile steel matrix 1, and the basalt fiber concrete body 4 is in a solidified state.
The basalt fiber concrete body 4 is internally provided with a reinforcing rib frame 5, the lower surface of the lower part of the reinforcing rib frame 5 is welded with supporting legs 6 which are distributed at intervals, and the lower ends of the supporting legs 6 are contacted with and welded with the inner surface of the profile steel matrix 1.
A manufacturing method of a basalt fiber concrete section steel composite structure comprises the following steps:
s1: horizontally placing the profile steel base body 1, the inner extension plate 2 and the outer extension plate 3 which are of an integrated structure, and enabling an opening of the profile steel base body 1 to be in an upward state;
s2: placing a reinforcing rib frame 5 inside the profile steel base body 1, and welding the lower ends of supporting legs 6 at the lower part of the profile steel base body 1 on the inner surface of the profile steel base body 1;
s3: selecting 280 parts by weight of 240-containing sand, 700 parts by weight of 500-containing yellow sand, 400 parts by weight of 300-containing cement, 80-120 parts by weight of mineral powder, 30-40 parts by weight of water reducing agent and 160 parts by weight of 140-containing water, uniformly adding the mixture into a stirrer for stirring, adding 20-30 parts by weight of basalt fiber into the stirrer when stirring for 200 seconds 180-containing sand, further stirring for 600 seconds 540-containing sand, and obtaining a basalt fiber concrete matrix;
s4: and (5) injecting the basalt fiber concrete matrix obtained in the step (S3) into the profile steel matrix 1, and solidifying the basalt fiber concrete matrix in the profile steel matrix 1 to obtain a basalt fiber concrete body 4, thereby realizing the manufacture of the whole basalt fiber concrete profile steel composite structure.
In the process of step S4, when the basalt fiber concrete matrix is poured into the steel matrix 1, the vibration rod is used to perform vibration tamping on the basalt fiber concrete matrix entering the steel matrix 1, thereby avoiding the phenomenon that the basalt fiber concrete body 4 is hollow after solidification.
In summary, the following steps: according to the invention, the basalt fiber concrete body contains basalt fibers, the structural strength of the basalt fiber concrete body 4 is enhanced due to the addition of the basalt fibers, the structural strength and ductility of the whole basalt fiber concrete section steel combined structure can be further enhanced due to the arrangement of the combined type steel body 1, the inner extension plate 2 and the extension plate 3, and the arrangement of the inner extension plate 2 and the extension plate 3 is convenient for the erection between external equipment and the basalt fiber concrete section steel combined structure, so that the whole basalt fiber concrete section steel combined structure is beneficial to popularization and application.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The basalt fiber concrete section steel combined structure comprises a section steel base body (1) and is characterized in that the end face of the section steel base body (1) is of a shape of '21274', an opening of the section steel base body (1) faces upwards, an inner extension plate (2) is arranged on the inner side surface of the opening of the section steel base body (1), an extension plate (3) is arranged on the outer side of the opening of the section steel base body (1), the upper surface of the extension plate (3) and the upper surface of the inner extension plate (2) are both horizontal to the surface of the opening of the section steel base body (1), a basalt fiber concrete body (4) is filled in the section steel base body (1), and the basalt fiber concrete body (4) is in a solidification state.
2. The basalt fiber concrete section steel composite structure according to claim 1, wherein the section steel base body (1), the inner extension plate (2) and the outer extension plate (3) are of an integrated structure.
3. The basalt fiber concrete profile steel composite structure according to claim 1, wherein a drain hole (102) is formed in the center of the lower portion of the profile steel base body (1), and a reinforcing groove (101) is formed in the inner side surface of the interior of the profile steel base body (1).
4. The basalt fiber concrete section steel composite structure according to claim 1, wherein a reinforcing bar frame (5) is arranged inside the basalt fiber concrete body (4), supporting feet (6) distributed at intervals are welded on the lower surface of the lower portion of the reinforcing bar frame (5), and the lower ends of the supporting feet (6) are in contact with and welded on the inner surface of the section steel base body (1).
5. The manufacturing method of the basalt fiber concrete profile steel composite structure according to any one of claims 1 to 4, comprising the following steps:
s1: horizontally placing the profile steel base body (1), the inner extension plate (2) and the outer extension plate (3) which are of an integrated structure, and enabling an opening of the profile steel base body (1) to be in an upward state;
s2: placing the reinforcing rib frame (5) in the profile steel base body (1), and welding the lower ends of the supporting legs (6) at the lower part of the profile steel base body (1) on the inner surface of the profile steel base body (1);
s3: selecting 280 parts by weight of 240-containing sand, 700 parts by weight of 500-containing yellow sand, 400 parts by weight of 300-containing cement, 80-120 parts by weight of mineral powder, 30-40 parts by weight of water reducing agent and 160 parts by weight of 140-containing water, uniformly adding the mixture into a stirrer for stirring, adding 20-30 parts by weight of basalt fiber into the stirrer when stirring for 200 seconds 180-containing sand, further stirring for 600 seconds 540-containing sand, and obtaining a basalt fiber concrete matrix;
s4: and (4) injecting the basalt fiber concrete matrix obtained in the step (S3) into the profile steel matrix (1), and obtaining a basalt fiber concrete body (4) after the basalt fiber concrete matrix in the profile steel matrix (1) is solidified, thereby realizing the manufacture of the whole basalt fiber concrete profile steel combined structure.
6. The manufacturing method of a basalt fiber concrete profile steel composite structure according to the claim 5, characterized in that, in the process of the step S4, when the basalt fiber concrete matrix is injected into the profile steel matrix (1), the basalt fiber concrete matrix entered into the profile steel matrix (1) is vibration tamped using a vibrating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010084998.3A CN111270769A (en) | 2020-02-10 | 2020-02-10 | Basalt fiber concrete section steel composite structure and manufacturing method thereof |
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| CN202010084998.3A CN111270769A (en) | 2020-02-10 | 2020-02-10 | Basalt fiber concrete section steel composite structure and manufacturing method thereof |
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| CN111270769A true CN111270769A (en) | 2020-06-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216379A (en) * | 2021-05-25 | 2021-08-06 | 宜宾学院 | Basalt fiber concrete profiled steel structure |
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2020
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| CN2918571Y (en) * | 2006-04-28 | 2007-07-04 | 北京赛博思工业化住宅集成系统工程有限公司 | Enveloped cold-forming steel full-combined building |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113216379B (en) * | 2021-05-25 | 2023-01-31 | 宜宾学院 | Basalt fiber concrete profiled steel structure |
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Application publication date: 20200612 |