CN217299365U - Vertical ripple CFRP-steel sheet compound shear wall - Google Patents
Vertical ripple CFRP-steel sheet compound shear wall Download PDFInfo
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- CN217299365U CN217299365U CN202220738486.9U CN202220738486U CN217299365U CN 217299365 U CN217299365 U CN 217299365U CN 202220738486 U CN202220738486 U CN 202220738486U CN 217299365 U CN217299365 U CN 217299365U
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- fishplate
- carbon fiber
- fiber reinforced
- reinforced composite
- composite material
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 60
- 239000010959 steel Substances 0.000 title claims abstract description 60
- 150000001875 compounds Chemical class 0.000 title description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 56
- 239000004917 carbon fiber Substances 0.000 claims abstract description 56
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 56
- 239000011208 reinforced composite material Substances 0.000 claims abstract description 52
- 230000002093 peripheral effect Effects 0.000 claims abstract description 3
- 239000002131 composite material Substances 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 7
- 239000003822 epoxy resin Substances 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 229920006335 epoxy glue Polymers 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a vertical ripple CFRP-steel sheet combined shear wall, which consists of a carbon fiber reinforced composite material, a steel sheet, a vertical ripple carbon fiber reinforced composite material, an upper end main and auxiliary fishplate, a lower end main and auxiliary fishplate, a left end main and auxiliary fishplate, a right end main and auxiliary fishplate, an upper edge frame beam, a lower edge frame beam, a left edge frame column and a right edge frame column; the method is characterized in that the steel plate is connected with the carbon fiber reinforced composite material; the four ends of the carbon fiber reinforced composite material and the steel plate are respectively connected with the upper end positive and auxiliary fishplates, the lower end positive and auxiliary fishplates, the left end positive and auxiliary fishplates and the right end positive and auxiliary fishplates; the carbon fiber reinforced composite material and the steel plate are respectively connected with the upper edge frame beam, the lower edge frame beam, the left edge frame column and the right edge frame column through the peripheral fishplates; the vertical corrugated carbon fiber reinforced composite material is distributed on the carbon fiber reinforced composite material at equal intervals.
Description
Technical Field
The utility model belongs to the technical field of steel construction building, concretely relates to vertical ripple CFRP-steel sheet compound shear wall.
Background
The steel structure has lighter weight and excellent earthquake resistance, and is widely applied to multi-story and high-rise buildings. When the steel plate shear wall is used as a lateral force resistant component, external surface instability and local buckling are easy to occur due to low external rigidity, and the steel plate buckling is restrained by adopting a reinforcing mode of arranging stiffening ribs, increasing the plate thickness or wrapping a concrete slab. The self weight of the steel plate shear wall can be obviously reflected by the outer concrete, the economy is reduced, and the welding of the stiffening ribs can cause the material performance deterioration of steel, and the residual stress and the residual deformation are generated. Therefore, the invention provides a vertical corrugated CFRP-steel plate combined shear wall. The carbon fiber reinforced composite reinforced steel plate shear wall is simple and convenient to construct, low in manufacturing cost and good in reinforcing effect, the carbon fiber reinforced composite is laid on the steel plate wall, the bearing capacity of a steel structure can be improved, buckling of a steel member is relieved to a certain extent, the rigidity of the steel structure can be restored, and the fatigue resistance of the steel structure is improved.
Disclosure of Invention
The invention aims to: the utility model aims at not enough and provide a vertical ripple CFRP-steel sheet composite shear wall to prior art to realize a low additional weight, to the little buckling restrained form of steel sheet damage, and have very big promotion to the low all fatigue performance of steel sheet.
The technical scheme is as follows: in order to realize the purpose of the invention, the utility model discloses a vertical ripple CFRP-steel sheet composite shear wall, which consists of a carbon fiber reinforced composite material, a steel sheet, a vertical ripple carbon fiber reinforced composite material, an upper end positive and negative fishplate, a lower end positive and negative fishplate, a left end positive and negative fishplate, a right end positive and negative fishplate, an upper edge frame beam, a lower edge frame beam, a left edge frame column and a right edge frame column; the method is characterized in that the steel plate is connected with the carbon fiber reinforced composite material; the four ends of the carbon fiber reinforced composite material and the steel plate are respectively connected with the upper end main and auxiliary fishplates, the lower end main and auxiliary fishplates, the left end main and auxiliary fishplates and the right end main and auxiliary fishplates, glue layers are coated among the carbon fiber reinforced composite material, the steel plate and the four end main and auxiliary fishplates and are connected through high-strength friction type bolts; the carbon fiber reinforced composite material and the steel plate are respectively connected with the upper edge frame beam, the lower edge frame beam, the left edge frame column and the right edge frame column through the peripheral fishplates; the vertical corrugated carbon fiber reinforced composite material on the carbon fiber reinforced composite material is distributed at equal intervals, the vertical corrugated carbon fiber reinforced composite material is bonded with the carbon fiber reinforced composite material through epoxy resin glue, and the upper end point and the lower end point of the vertical corrugated carbon fiber reinforced composite material are close to the outer edges of the upper end fishplate and the lower end fishplate as much as possible.
Has the advantages that: compared with the prior art, the utility model, it is showing the advantage and lies in more traditional steel sheet shear force wall, and this wallboard possesses more excellent buckling restrained ability and limit bearing capacity to there is better fatigue resistance ability.
Drawings
Fig. 1 is a schematic structural diagram of the vertical ripple CFRP-steel plate combined shear wall of the present invention.
Fig. 2 is a side view of the interior of fig. 1.
Fig. 3 is a schematic view of a carbon fiber reinforced composite material.
Fig. 4 is a schematic view of a fishplate.
Fig. 5 is a steel plate on which a carbon fiber reinforced composite material has been laid.
FIG. 6 is a schematic connection diagram of the main fishplate and the auxiliary fishplate, the carbon fiber reinforced composite material and the steel plate.
Fig. 7 is a monotonic tensile curve of a vertical corrugated CFRP-steel plate composite shear wall.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the vertical corrugated CFRP-steel plate composite shear wall of the present invention is composed of a carbon fiber reinforced composite material 1, a steel plate 2, a vertical corrugated carbon fiber reinforced composite material 3, an upper end fishplate 4, an upper end sub fishplate 4 ', a lower end fishplate 5, a lower end sub fishplate 5', a left end fishplate 6, a left end sub fishplate 6 ', a right end fishplate 7, a right end sub fishplate 7', an upper edge frame beam 8, a lower edge frame beam 8 ', a left edge frame column 9, and a right edge frame column 9'; bolt holes are formed in the carbon fiber reinforced composite material 1, the steel plate 2, the upper end fishplate 4, the upper end auxiliary fishplate 4 ', the lower end fishplate 5, the lower end auxiliary fishplate 5 ', the left end fishplate 6, the left end auxiliary fishplate 6 ', the right end fishplate 7, the right end auxiliary fishplate 7 ' and the lower edge frame beam 8 ', and are shown in fig. 4 and 6. The carbon fiber reinforced composite material 1 and the steel plate 2 are respectively connected with the upper end fishplate 4, the upper end auxiliary fishplate 4 ', the lower end fishplate 5, the lower end auxiliary fishplate 5', the left end fishplate 6, the left end auxiliary fishplate 6 ', the right end fishplate 7 and the right end auxiliary fishplate 7' all around through high-strength friction type bolts. The overlapped surfaces of the beam, the column, the main fishplate and the auxiliary fishplate, the carbon fiber reinforced composite material and the steel plate are subjected to shot blasting treatment to form a friction surface.
The carbon fiber reinforced composite material 1 is arranged outside the steel plate 2, the height and the width of the carbon fiber reinforced composite material 1 are the same as those of the steel plate 2, the thickness of the carbon fiber reinforced composite material is slightly smaller than that of the steel plate 2, and the steel plate 2 is bonded with the carbon fiber reinforced composite material 1 by epoxy resin glue. Before bonding, the surface of the steel plate needs to be polished, derusted and decontaminated to ensure the bonding strength.
As shown in fig. 5, the vertical corrugated carbon fiber reinforced composite material 3 is out of the surface of the carbon fiber reinforced composite material 1, the material is the same, the fiber directions are opposite, and the carbon fiber reinforced composite material 1 is bonded with the vertical corrugated carbon fiber reinforced composite material 3 by using epoxy resin adhesive. The vertical corrugated carbon fiber reinforced composite material 3 on the carbon fiber reinforced composite material 1 is distributed at equal intervals and used for improving the buckling-restrained capacity.
As shown in fig. 6. The periphery of the surface layer of the carbon fiber reinforced composite material of the combined steel plate is respectively bonded with the upper end fishplate 4, the lower end fishplate 5, the left end fishplate 6 and the right end fishplate 7 through epoxy resin glue; the periphery of the surface layer of the steel plate 2 is respectively bonded with the upper end auxiliary fishplate 4 ', the lower end auxiliary fishplate 5 ', the left end auxiliary fishplate 6 ' and the right end auxiliary fishplate 7 through epoxy resin glue, and the whole body is connected through high-strength friction type bolts for reducing the sliding of a test piece and enhancing the rigidity and the bearing capacity of the test piece.
In order to verify that the carbon fiber reinforced composite material 1 and the vertical corrugated carbon fiber reinforced composite material 3 can bring better performance to the steel plate shear wall, finite element analysis is carried out and relevant experiments are carried out. As shown in fig. 7, it was found that the carbon fiber reinforced composite material 1 exhibits better stability and ductility while having higher load bearing capacity.
Claims (4)
1. A vertical ripple CFRP-steel plate combined shear wall is composed of a carbon fiber reinforced composite material (1), a steel plate (2), a vertical ripple carbon fiber reinforced composite material (3), an upper end fishplate (4), an upper end auxiliary fishplate (4 '), a lower end fishplate (5), a lower end auxiliary fishplate (5'), a left end fishplate (6), a left end auxiliary fishplate (6 '), a right end fishplate (7), a right end auxiliary fishplate (7'), an upper edge frame beam (8), a lower edge frame beam (8 '), a left edge frame column (9) and a right edge frame column (9'); the composite material is characterized in that a steel plate (2) is connected with a carbon fiber reinforced composite material (1); the four ends of the carbon fiber reinforced composite material (1) and the steel plate (2) are respectively connected with an upper end fishplate tail (4), an upper end auxiliary fishplate tail (4 '), a lower end fishplate tail (5), a lower end auxiliary fishplate tail (5'), a left end fishplate tail (6), a left end auxiliary fishplate tail (6 '), a right end fishplate tail (7) and a right end auxiliary fishplate tail (7'); the carbon fiber reinforced composite material (1) and the steel plate (2) are respectively connected with the upper edge frame beam (8), the lower edge frame beam (8 '), the left edge frame column (9) and the right edge frame column (9') through the peripheral fishplates; the vertical corrugated carbon fiber reinforced composite materials (3) are distributed on the carbon fiber reinforced composite material (1) at equal intervals.
2. A vertically corrugated CFRP-steel sheet composite shear wall according to claim 1, characterised in that the steel sheets (2) and the carbon fibre reinforced composite (1) are glued together by means of epoxy glue.
3. The vertical ripple CFRP-steel plate composite shear wall of claim 1, wherein the vertical ripple carbon fiber reinforced composite (3) on the carbon fiber reinforced composite (1) is distributed at equal intervals; the vertical corrugated carbon fiber reinforced composite material (3) is bonded with the carbon fiber reinforced composite material (1) through epoxy resin glue; the upper end point and the lower end point of the vertical corrugated carbon fiber reinforced composite material are close to the outer edges of the upper end fishplate (4) and the lower end fishplate (5) as much as possible.
4. The vertical ripple CFRP-steel plate combined shear wall as claimed in claim 1, wherein four ends of the carbon fiber reinforced composite material (1) and the steel plate (2) are respectively connected with the upper end fishtail plate (4), the upper end auxiliary fishtail plate (4 '), the lower end fishtail plate (5), the lower end auxiliary fishtail plate (5'), the left end fishtail plate (6), the left end auxiliary fishtail plate (6 '), the right end fishtail plate (7) and the right end auxiliary fishtail plate (7'), and the upper end auxiliary fishtail plate (4 '), the lower end auxiliary fishtail plate (5'), the left end auxiliary fishtail plate (6 ') and the right end auxiliary fishtail plate (7') are added around the steel plate (2), and glue layers are coated among the carbon fiber reinforced composite material (1), the steel plate (2) and the four end main and auxiliary fishtail plates and connected through high-strength friction type bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220738486.9U CN217299365U (en) | 2022-03-31 | 2022-03-31 | Vertical ripple CFRP-steel sheet compound shear wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220738486.9U CN217299365U (en) | 2022-03-31 | 2022-03-31 | Vertical ripple CFRP-steel sheet compound shear wall |
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| Publication Number | Publication Date |
|---|---|
| CN217299365U true CN217299365U (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220738486.9U Expired - Fee Related CN217299365U (en) | 2022-03-31 | 2022-03-31 | Vertical ripple CFRP-steel sheet compound shear wall |
Country Status (1)
| Country | Link |
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| CN (1) | CN217299365U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117432101A (en) * | 2023-12-21 | 2024-01-23 | 西南石油大学 | Assembled CFRP-slotted steel plate shear wall structure and assembling method thereof |
-
2022
- 2022-03-31 CN CN202220738486.9U patent/CN217299365U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117432101A (en) * | 2023-12-21 | 2024-01-23 | 西南石油大学 | Assembled CFRP-slotted steel plate shear wall structure and assembling method thereof |
| CN117432101B (en) * | 2023-12-21 | 2024-03-05 | 西南石油大学 | Assembled CFRP-slotted steel plate shear wall structure and assembling method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220826 |