CN112502358A - Concrete-filled steel tube inner support - Google Patents
Concrete-filled steel tube inner support Download PDFInfo
- Publication number
- CN112502358A CN112502358A CN202011327421.7A CN202011327421A CN112502358A CN 112502358 A CN112502358 A CN 112502358A CN 202011327421 A CN202011327421 A CN 202011327421A CN 112502358 A CN112502358 A CN 112502358A
- Authority
- CN
- China
- Prior art keywords
- support
- coating
- tube
- inner support
- steel tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 24
- 239000010959 steel Substances 0.000 title claims abstract description 24
- 238000000576 coating method Methods 0.000 claims abstract description 31
- 239000004918 carbon fiber reinforced polymer Substances 0.000 claims abstract description 29
- 239000011248 coating agent Substances 0.000 claims abstract description 29
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000004593 Epoxy Substances 0.000 claims abstract description 15
- -1 iron red phenolic aldehyde Chemical class 0.000 claims abstract description 13
- 238000009829 pitch coating Methods 0.000 claims abstract description 11
- 239000011294 coal tar pitch Substances 0.000 claims abstract description 8
- 239000003973 paint Substances 0.000 claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000011300 coal pitch Substances 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims 1
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 241000282414 Homo sapiens Species 0.000 description 4
- 239000010426 asphalt Substances 0.000 description 4
- 239000003245 coal Substances 0.000 description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/38—Arched girders or portal frames
- E04C3/46—Arched girders or portal frames of materials not covered by groups E04C3/40 - E04C3/44; of a combination of two or more materials
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses a concrete-filled steel tube inner support which comprises a support plate, wherein a support tube is fixedly connected to the middle end of the top of the support plate, JS waterproof paint is coated on the inner side of the support tube, meanwhile, epoxy coal tar pitch coatings are coated on the inner side of the JS waterproof paint, iron red phenolic aldehyde antirust coatings are coated on the outer sides of the support tube and the support plate, and carbon fiber reinforced polymer CFRP is coated on the outer sides of the iron red phenolic aldehyde antirust coatings. The support tube is arranged, people can pour concrete into the support tube, so that the overall support strength of the support is effectively improved, the carbon fiber reinforced polymer CFRP is arranged, the overall strength of the support tube and the support plate can be improved, the rust-proof performance of the support tube and the support plate can be improved by the iron oxide red phenolic aldehyde rust-proof coating, the corrosion resistance of the inner side of the support tube can be improved by the epoxy coal tar pitch coating, and the water-proof performance of the inner side of the support tube is improved by the JS waterproof coating, so that the service life of the overall support is prolonged.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a concrete filled steel tube inner support.
Background
The building is a substance product formed by piling up heavy substance materials, is a 'second nature' created by human beings for meeting the needs of living, interaction and other activities of the human beings, and is also the most basic space environment of the daily life of the human beings, the building art is a comprehensive practical modeling art formed by aesthetic treatment in aspects of building group organization, building body, plane arrangement, three-dimensional form, structural modeling, internal and external space combination, decoration and decoration, color, texture and the like, the building is one of important substance culture forms of the human beings, a steel member is required to be used in the construction process of the underground continuous wall, but the existing steel member has low strength and poor corrosion resistance and equivalent effect, so the service life of the steel member is shortened, and therefore, the steel pipe concrete inner support is provided.
Disclosure of Invention
The present invention is directed to a concrete filled steel tube inner support that solves the problems set forth above in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: interior support of steel pipe concrete, including the backup pad, the middle-end fixedly connected with stay tube at backup pad top, and the inboard of stay tube is scribbled and is equipped with JS water proof coating, and simultaneously, JS water proof coating's inboard is scribbled and is equipped with epoxy coal pitch coating, the outside of stay tube and backup pad is all scribbled and is equipped with iron oxide red phenolic aldehyde antirust coating, and iron oxide red phenolic aldehyde antirust coating's the outside is scribbled and is equipped with carbon fiber reinforced polymer CFRP.
Preferably, the support plate is of a square structure and comprises a steel plate.
Preferably, the inner surface of the supporting plate is provided with eight mounting holes, and the eight mounting holes are symmetrically arranged in the left-right direction.
Preferably, the support tube is a hollow tubular structure, and the support tube comprises a steel tube.
Preferably, the bottom of the outer surface of the supporting tube is fixedly connected with the top of the supporting plate through a plurality of reinforcing rods which are distributed at equal intervals, and the reinforcing rods are of direct triangular structures.
Preferably, the JS waterproof paint and the epoxy coal tar pitch coating have the same thickness, and the epoxy coal tar pitch coating has a thickness of one hundred to two hundred microns.
Preferably, the thickness of the iron oxide red phenolic antirust coating and the thickness of the carbon fiber reinforced polymer CFRP are the same, and the thickness of the carbon fiber reinforced polymer CFRP is one hundred fifty to two hundred fifty micrometers.
Compared with the prior art, the invention has the following beneficial effects:
the support tube is arranged, people can pour concrete into the support tube, so that the overall support strength of the support is effectively improved, the carbon fiber reinforced polymer is arranged, the overall strength of the support tube and the support plate can be improved, the iron oxide red phenolic antirust coating is arranged, the antirust property of the support tube and the support plate can be improved, the epoxy coal tar pitch coating is arranged, the anticorrosion property of the inner side of the support tube can be improved, the JS waterproof coating is arranged, the waterproof property of the inner side of the support tube can be improved, and the service life of the support is effectively prolonged.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a distribution layer of the JS waterproof paint of the present invention.
In the figure: the coating comprises a supporting plate 1, a mounting hole 2, a reinforcing rod 3, a supporting tube 4, an iron oxide red phenolic antirust coating 5, a Carbon Fiber Reinforced Polymer (CFRP)6, a JS waterproof coating 7 and an epoxy coal tar pitch coating 8.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; 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 application can be understood in a specific case by those of ordinary skill in the art.
The support plate 1, the mounting hole 2, the reinforcing rod 3, the support tube 4, the iron oxide red phenolic aldehyde antirust coating 5, the Carbon Fiber Reinforced Polymer (CFRP)6, the JS waterproof coating 7 and the epoxy coal asphalt coating 8 are all universal standard parts or parts known by technicians in the field, and the structure and the principle of the epoxy coal asphalt coating are known by the technicians in the technical manual or known by a conventional experimental method.
Referring to fig. 1-2, the concrete-filled steel tube inner support comprises a support plate 1, the support plate 1 is of a square structure, the support plate 1 comprises a steel plate, mounting holes 2 are formed in the inner surface of the support plate 1, the number of the mounting holes 2 is eight, the eight mounting holes 2 are symmetrically arranged in a left-right manner, a support tube 4 is fixedly connected to the middle end of the top of the support plate 1, people can pour concrete into the support tube 4, so that the overall support strength of the support member is effectively improved, the support tube 4 is of a hollow tubular structure and comprises a steel tube, the bottom of the outer surface of the support tube 4 is fixedly connected with the top of the support plate 1 through a plurality of reinforcing rods 3 which are equidistantly distributed, the reinforcing rods 3 are of a direct triangular structure, JS waterproof paint 7 is coated on the inner side of the support tube 4, so that the waterproof performance of the inner side of the support tube 4 can be improved, the anticorrosion property of the inner side of the supporting tube 4 can be improved, the thicknesses of the JS waterproof coating 7 and the epoxy coal asphalt coating 8 are the same, the thickness of the epoxy coal asphalt coating 8 is one hundred to two hundred micrometers, the outer sides of the supporting tube 4 and the supporting plate 1 are coated with the iron red phenolic aldehyde antirust coating 5, the integral antirust property of the supporting tube 4 and the supporting plate 1 can be improved, the outer side of the iron red phenolic aldehyde antirust coating 5 is coated with the Carbon Fiber Reinforced Polymer (CFRP)6, the integral strength of the supporting tube 4 and the supporting plate 1 can be improved, the thicknesses of the iron red phenolic aldehyde antirust coating 5 and the Carbon Fiber Reinforced Polymer (CFRP)6 are the same, and the thickness of the Carbon Fiber Reinforced Polymer (CFRP)6 is one hundred fifty to two hundred fifty micrometers.
During the use, stay tube 4 has been set up, inside people can pour the concrete into stay tube 4, thereby effectively improved the holistic support intensity of this support piece, Carbon Fiber Reinforced Polymer (CFRP)6 has been set up, can improve stay tube 4 and the holistic intensity of backup pad 1, iron red phenolic aldehyde antirust coating 5 has been set up, can improve stay tube 4 and the holistic antirust property of backup pad 1, epoxy coal pitch coating 8 has been set up, can improve the inboard corrosion protection nature of stay tube 4, JS water proof coating 7 has been set up, can improve the inboard waterproof nature of stay tube 4, thereby effectively improved the holistic life of this support piece.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Support in the steel pipe concrete, including backup pad (1), its characterized in that: the middle-end fixedly connected with stay tube (4) at backup pad (1) top, and the inboard of stay tube (4) is scribbled and is equipped with JS water proof coating (7), and simultaneously, the inboard of JS water proof coating (7) is scribbled and is equipped with epoxy coal pitch coating (8), the outside of stay tube (4) and backup pad (1) all is scribbled and is equipped with iron red phenolic aldehyde antirust coating (5), and the outside of iron red phenolic aldehyde antirust coating (5) is scribbled and is equipped with carbon fiber reinforced polymer CFRP (6).
2. The concrete filled steel tube inner support of claim 1, wherein: the supporting plate (1) is of a square structure, and the supporting plate (1) comprises a steel plate.
3. The concrete filled steel tube inner support of claim 1, wherein: mounting holes (2) have been seted up to the internal surface of backup pad (1), and the quantity of mounting hole (2) is eight, and is bilateral symmetry setting between eight mounting holes (2).
4. The concrete filled steel tube inner support of claim 1, wherein: the supporting tube (4) is of a hollow tubular structure, and the supporting tube (4) comprises a steel tube.
5. The concrete filled steel tube inner support of claim 1, wherein: the bottom of the outer surface of the supporting tube (4) is fixedly connected with the top of the supporting plate (1) through a plurality of reinforcing rods (3) distributed at equal intervals, and the reinforcing rods (3) are of direct triangular structures.
6. The concrete filled steel tube inner support of claim 1, wherein: the JS waterproof paint (7) and the epoxy coal tar pitch coating (8) are the same in thickness, and the epoxy coal tar pitch coating (8) is one hundred to two hundred micrometers in thickness.
7. The concrete filled steel tube inner support of claim 1, wherein: the thickness of the iron oxide red phenolic aldehyde antirust coating (5) is the same as that of the carbon fiber reinforced polymer CFRP (6), and the thickness of the carbon fiber reinforced polymer CFRP (6) is one hundred fifty to two hundred fifty micrometers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011327421.7A CN112502358A (en) | 2020-11-24 | 2020-11-24 | Concrete-filled steel tube inner support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011327421.7A CN112502358A (en) | 2020-11-24 | 2020-11-24 | Concrete-filled steel tube inner support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112502358A true CN112502358A (en) | 2021-03-16 |
Family
ID=74959281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011327421.7A Pending CN112502358A (en) | 2020-11-24 | 2020-11-24 | Concrete-filled steel tube inner support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112502358A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958038A (en) * | 2021-09-26 | 2022-01-21 | 中国三冶集团有限公司 | L-shaped steel pipe concrete short-limb shear wall |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328752A (en) * | 2008-05-23 | 2008-12-24 | 合肥工业大学 | Fiber composite material thin wall steel tube concrete composite structure |
| CN101985851A (en) * | 2010-11-20 | 2011-03-16 | 大连理工大学 | FRP (fiber reinforced plastic)-steel composite tube concrete column |
| CN102679051A (en) * | 2012-05-24 | 2012-09-19 | 山东龙泉管道工程股份有限公司 | Embedded type prestressed concrete cylinder pipe combining hot dip galvanizing and epoxy coal tar pitch erosion-resisting |
| CN111206719A (en) * | 2020-01-13 | 2020-05-29 | 武汉科技大学 | FRP concrete combined column |
| CN214785338U (en) * | 2020-11-24 | 2021-11-19 | 中国三冶集团有限公司 | Concrete-filled steel tube inner support |
-
2020
- 2020-11-24 CN CN202011327421.7A patent/CN112502358A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328752A (en) * | 2008-05-23 | 2008-12-24 | 合肥工业大学 | Fiber composite material thin wall steel tube concrete composite structure |
| CN101985851A (en) * | 2010-11-20 | 2011-03-16 | 大连理工大学 | FRP (fiber reinforced plastic)-steel composite tube concrete column |
| CN102679051A (en) * | 2012-05-24 | 2012-09-19 | 山东龙泉管道工程股份有限公司 | Embedded type prestressed concrete cylinder pipe combining hot dip galvanizing and epoxy coal tar pitch erosion-resisting |
| CN111206719A (en) * | 2020-01-13 | 2020-05-29 | 武汉科技大学 | FRP concrete combined column |
| CN214785338U (en) * | 2020-11-24 | 2021-11-19 | 中国三冶集团有限公司 | Concrete-filled steel tube inner support |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958038A (en) * | 2021-09-26 | 2022-01-21 | 中国三冶集团有限公司 | L-shaped steel pipe concrete short-limb shear wall |
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