CN115182610A - Earthquake-resistant wall reinforced structure - Google Patents
Earthquake-resistant wall reinforced structure Download PDFInfo
- Publication number
- CN115182610A CN115182610A CN202210824097.2A CN202210824097A CN115182610A CN 115182610 A CN115182610 A CN 115182610A CN 202210824097 A CN202210824097 A CN 202210824097A CN 115182610 A CN115182610 A CN 115182610A
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- wall
- earthquake
- resistant
- corrugated steel
- steel
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 147
- 239000010959 steel Substances 0.000 claims abstract description 147
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 71
- 230000000149 penetrating effect Effects 0.000 claims abstract description 10
- 239000004567 concrete Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 16
- 238000003466 welding Methods 0.000 claims description 7
- 239000011440 grout Substances 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 12
- 230000000452 restraining effect Effects 0.000 description 11
- 239000010410 layer Substances 0.000 description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000011150 reinforced concrete Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011083 cement mortar Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
- E04G23/0222—Replacing or adding wall ties
Abstract
The invention provides a seismic wall reinforcing structure, and belongs to the technical field of building structures. The invention comprises an earthquake-resistant wall, corrugated steel plates and C-shaped steel, wherein the corrugated steel plates are arranged on the surfaces of two sides of the earthquake-resistant wall, wave troughs on the two corrugated steel plates are connected through a plurality of counter-pulling screw rods penetrating through the earthquake-resistant wall, angle steel is arranged at the joint of the earthquake-resistant wall and a cross beam, the end parts of the corrugated steel plates are welded with the surfaces of the angle steel, the C-shaped steel is coated and arranged at the left end and the right end of the earthquake-resistant wall, and the edge of the C-shaped steel is welded with the corrugated steel plates.
Description
Technical Field
The invention relates to a seismic wall reinforcing structure, and belongs to the technical field of building structures.
Background
In the building industry, due to various problems such as disasters, changes of use functions or updating of design standards, masonry load-bearing walls or reinforced concrete shear walls and the like in buildings need to be reinforced to meet design or use requirements.
Common strengthening methods for the existing earthquake-proof wall structure comprise the following steps: reinforcing mesh, cement mortar surface layer reinforcing method, reinforced concrete surface layer reinforcing method, steel bar wrapping reinforcing method, external prestress stay bar reinforcing method, carbon fiber composite material pasting reinforcing method and the like. However, the reinforcing mesh cement mortar surface layer reinforcing method and the reinforced concrete surface layer reinforcing method have the disadvantages of large workload of field wet operation, long maintenance time, long construction period, binding of reinforcing steel bars and large use of templates in the reinforcing process, and high labor, material and time costs because the templates need to be dismantled after the maintenance is finished; the node connection structure of the external steel-clad method is complex, the field welding workload is large, and the cooperative working performance of the external steel and the original earthquake-resistant wall is poor.
Therefore, in order to solve the above technical problems, it is necessary to provide an innovative earthquake-resistant wall reinforcing structure and a vertical connection structure thereof to overcome the above-mentioned drawbacks of the prior art.
Disclosure of Invention
In view of the above disadvantages of the prior art, an object of the present invention is to provide a seismic wall reinforcing structure, which is used to solve the problems that in the prior art, the spiral pushing shaft inside the marinating trough can only realize a pushing function, materials may adhere to the bottom surface of the marinating trough during the pushing process, so that the materials cannot be conveyed, and the existing spiral pushing shaft cannot discharge the materials from the inside of the marinating trough, so that the requirement of automated production of marinated products cannot be met.
In order to achieve the purpose and other related purposes, the invention provides an earthquake-resistant wall reinforcing structure which comprises earthquake-resistant walls, corrugated steel plates and C-shaped steel, wherein the corrugated steel plates are arranged on the surfaces of two sides of the earthquake-resistant walls, wave troughs on the two corrugated steel plates are connected through a plurality of counter-pulling screw rods penetrating through the earthquake-resistant walls, angle steel is arranged at the joint of the earthquake-resistant walls and a cross beam, the end parts of the corrugated steel plates are connected with the surfaces of the angle steel in a welding mode, the C-shaped steel is arranged at the left end and the right end of the earthquake-resistant walls in a coating mode, and the edges of the C-shaped steel are connected with the corrugated steel plates in a welding mode.
In an embodiment of the present invention, the corrugated steel plate is vertically disposed along the corrugations, and concrete or grouting material is poured between the wave crests of the corrugated steel plate and the earthquake-resistant wall.
By adopting the technical scheme: concrete or grouting materials are poured between the wave crests of the corrugated steel plates and the anti-seismic wall, so that the connection compactness between the corrugated steel plates and the anti-seismic wall is improved, and the strength of a connection structure between the corrugated steel plates and the anti-seismic wall is improved.
In an embodiment of the present invention, the inner sides of the wave crests of the corrugated steel plates are uniformly distributed with shear-resistant studs.
By adopting the technical scheme: the shear-resistant studs are uniformly distributed on the inner sides of the wave crests of the corrugated steel plates, and the shear-resistant studs improve the connection strength of the corrugated steel plates and concrete or grouting materials.
In an embodiment of the present invention, a wall reinforcing mesh is disposed between the surface of the earthquake-resistant wall and the corrugated steel plate, and the wall reinforcing mesh is formed by connecting a plurality of transverse stressed steel bars disposed transversely and vertical stressed steel bars disposed vertically in a staggered manner.
In an embodiment of the invention, the end of the vertical stressed steel bar is welded to the surface of the angle steel.
By adopting the technical scheme: the wall body reinforcing mesh is arranged on the surface of the earthquake-resistant wall, the wall body reinforcing mesh improves the structural strength of a grouting layer or a concrete layer poured between the corrugated steel plate and the earthquake-resistant wall on one hand, and improves the connection strength between the corrugated steel plate and the earthquake-resistant wall on the other hand.
In an embodiment of the invention, concrete or grouting material is poured in a cavity between the C-shaped steel and the earthquake-resistant wall.
By adopting the technical scheme: concrete or grouting material is poured in a cavity between the C-shaped steel and the anti-seismic wall, so that the connection strength between the C-shaped steel and the anti-seismic wall is improved.
In an embodiment of the present invention, a plurality of shear studs are uniformly distributed on the inner side surface of the C-shaped steel.
By adopting the technical scheme: a plurality of shear-resistant studs are uniformly distributed on the inner side surface of the C-shaped steel to improve the structural strength of a concrete layer or a grouting layer between the C-shaped steel and the anti-seismic wall.
In an embodiment of the invention, a plurality of U-shaped reinforcing and restraining stirrups are uniformly arranged in a cavity between the C-shaped steel and the anti-seismic wall at intervals from top to bottom, a plurality of vertical stressed steel bars are arranged on the inner sides of the U-shaped reinforcing and restraining stirrups along the vertical direction, the vertical stressed steel bars are bound and connected with the U-shaped reinforcing and restraining stirrups, the U-shaped reinforcing and restraining stirrups are welded and connected with openings of the C-shaped steel, and the U-shaped reinforcing and restraining stirrups are bound and connected with the shear-resistant studs.
By adopting the technical scheme: a plurality of U-shaped reinforcing and restraining stirrups are arranged in a cavity between the C-shaped steel and the anti-seismic wall body from top to bottom at uniform intervals, a plurality of vertical stress reinforcing steel bars are arranged in the U-shaped reinforcing and restraining stirrups along the vertical direction, the vertical stress reinforcing steel bars are connected with the U-shaped reinforcing and restraining stirrups in a binding mode, the U-shaped reinforcing and restraining stirrups are connected with the opening of the C-shaped steel in a welding mode, the U-shaped reinforcing and restraining stirrups are connected with the shear-resistant studs in a binding mode, and the structural strength of a connecting structure between the C-shaped steel and the anti-seismic wall body is improved.
In an embodiment of the present invention, the angle steels corresponding to the two side surfaces of the anti-seismic wall are connected by a tie screw penetrating through the anti-seismic wall.
By adopting the technical scheme: the angle steel corresponding to the surfaces of the two sides of the earthquake-proof wall is connected through the opposite-pulling screw rod penetrating through the earthquake-proof wall, and the structural strength of the angle steel connected with the earthquake-proof wall is improved.
In an embodiment of the invention, the outermost side of the wave crest of the corrugated steel plate is flush with the side surface of the C-shaped steel.
By adopting the technical scheme: the outermost side of the wave crest of the corrugated steel plate is flush with the side surface of the C-shaped steel, so that the surface flatness of the anti-seismic wall coated with the corrugated steel plate and the C-shaped steel is improved.
As mentioned above, the earthquake-resistant wall reinforcing structure has the following beneficial effects:
the corrugated steel plate reinforced earthquake-proof wall structure with the reinforced edge member is formed by the corrugated steel plate, the C-shaped steel, the wall body reinforcing mesh, the end edge member reinforcing rib, the post-cast fine aggregate concrete or grouting material and the like, the wall body is good in overall working performance, excellent in earthquake-proof performance, simple in vertical connection structure of the wall body, and safe and reliable in connection node rigidity and load transmission.
Drawings
Fig. 1 is a schematic front view illustrating an internal structure of a seismic wall reinforcing structure according to an embodiment of the present invention.
Fig. 2 isbase:Sub>A schematic sectional viewbase:Sub>A-base:Sub>A of fig. 1 illustratingbase:Sub>A seismic wall reinforcing structure according to an embodiment of the present invention.
Fig. 3 is a partially enlarged view illustrating a structure of a seismic wall reinforcing structure according to an embodiment of the present invention in fig. 2.
Fig. 4 is a schematic structural view of a section B-B of fig. 1 illustrating a seismic wall reinforcing structure according to an embodiment of the present invention.
Fig. 5 is a schematic cross-sectional view of the structure of fig. 1, taken along line C-C, illustrating a seismic wall reinforcing structure according to an embodiment of the present invention.
Fig. 6 is a partially enlarged structural view of fig. 5 illustrating a seismic wall reinforcing structure according to an embodiment of the present invention.
Wherein, 1, earthquake-proof wall; 2. a corrugated steel plate; 3. c-shaped steel; 4. oppositely pulling the screw rod; 5. a cross beam; 6. angle steel; 7. shear resistant studs; 8. u-shaped reinforcing and restraining stirrups; 9. vertical stressed steel bars; 10. and (5) transversely stressed reinforcing steel bars.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to fig. 1 to 6. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms may be changed or adjusted without substantial change in the technical content.
Referring to fig. 1 to 6, the present invention provides an earthquake-resistant wall reinforcing structure, which comprises an earthquake-resistant wall 1, corrugated steel plates 2 and C-shaped steel 3, wherein the corrugated steel plates 2 are arranged on the surfaces of two sides of the earthquake-resistant wall 1, the wave troughs of the two corrugated steel plates 2 are connected by a plurality of counter-pulling screws 4 penetrating through the earthquake-resistant wall 1, the corrugated steel plates 2 are vertically arranged along the corrugations, concrete or grouting material is poured between the wave crests of the corrugated steel plates 2 and the earthquake-resistant wall 1, anti-shearing studs 7 are uniformly distributed on the inner sides of the wave crests of the corrugated steel plates 2, a wall steel bar net is arranged between the surface of the earthquake-resistant wall 1 and the corrugated steel plates 2, the wall steel bar net is formed by connecting a plurality of transverse stressed steel bars 10 arranged transversely and vertical stressed steel bars 9 arranged vertically in a staggered manner, angle steels 6 are arranged at the joints of the earthquake-resistant wall 1 and the cross beams 5, the angle steels 6 corresponding to the surfaces of two sides of the earthquake-resistant wall 1 are connected by the counter-pulling screws 4 penetrating through the earthquake-resistant wall 1, the end part of a corrugated steel plate 2 is welded with the surface of an angle steel 6, the tail end of a vertical stress reinforcement 9 is welded with the surface of the angle steel 6, a C-shaped steel 3 is coated at the left end and the right end of an earthquake-resistant wall 1, the outermost side of the wave crest of the corrugated steel plate 2 is flush with the side surface of the C-shaped steel 3, the edge of the C-shaped steel 3 is welded with the corrugated steel plate 2, concrete or grout is poured in a cavity between the C-shaped steel 3 and the earthquake-resistant wall 1, a plurality of shear-resistant studs 7 are uniformly distributed on the inner side surface of the C-shaped steel 3, a plurality of U-shaped reinforcing constraint stirrups 8 are uniformly arranged in the cavity between the C-shaped steel 3 and the earthquake-resistant wall 1 from top to bottom at intervals, a plurality of vertical stress reinforcements 9 are arranged on the inner side of the U-shaped reinforcing constraint stirrups 8 along the vertical direction, the vertical stress reinforcements 9 are connected with the U-shaped reinforcing constraint stirrups 8, and the U-shaped reinforcing constraint stirrups 8 are welded with the openings of the C-shaped steel 3, the U-shaped reinforced restraint stirrup 8 is connected with the shear-resistant stud 7 in a binding manner.
An application method of the earthquake-resistant wall reinforcing structure comprises the following steps: when the earthquake-proof wall 1 is reinforced, firstly, angle steel is arranged at the joint of the earthquake-proof wall 1 and a cross beam 5, the angle steel 6 corresponding to the surfaces of two sides of the earthquake-proof wall 1 are connected through a counter-pull screw rod 4 penetrating through the earthquake-proof wall 1, the angle steel corresponding to the surfaces of two sides of the earthquake-proof wall are connected through a counter-pull screw rod penetrating through the earthquake-proof wall, the structural strength of the connection of the angle steel and the earthquake-proof wall is improved, then a wall body reinforcing bar net is laid on the surface of the earthquake-proof wall 1, the tail end of a vertical stress reinforcing bar in the wall body reinforcing bar net is welded with the surface of the angle steel, then a corrugated steel plate 2 is laid on the surface of the earthquake-proof wall 1, the corrugated steel plate 2 is vertically arranged along corrugations, wave troughs on the corrugated steel plate 2 at two sides are fixedly connected through the counter-pull screw rods 4 penetrating through the earthquake-proof wall 1, the tail end of the corrugated steel plate 2 is welded with the surfaces of the angle steel 6, then C-shaped steel 3 is coated at two ends of the earthquake-proof wall 1, U-shaped reinforcing constraint reinforcing bars are uniformly arranged in the C-shaped steel 3 from top to bottom at intervals, the inner side of the U-shaped reinforced constraint stirrup is provided with a vertical stressed steel bar along the vertical direction, the vertical stressed steel bar is connected with the U-shaped reinforced constraint stirrup in a binding manner, the U-shaped reinforced constraint stirrup is connected with the opening of the C-shaped steel in a welding manner, the opening of the C-shaped steel is connected with the edge of the corrugated steel plate 2 in a welding manner, then concrete or grouting material is filled into a cavity between the wave crest of the corrugated steel plate 2 and the earthquake-resistant wall 1 and a cavity between the C-shaped steel and the earthquake-resistant wall 1, the concrete or grouting material is poured between the wave crest of the corrugated steel plate and the earthquake-resistant wall to improve the tightness of the connection between the corrugated steel plate and the earthquake-resistant wall, so that the connection structural strength between the corrugated steel plate and the earthquake-resistant wall is improved, the surface of the earthquake-resistant wall is provided with a wall reinforcing mesh, and on one hand, the wall reinforcing mesh improves the structural strength of a grouting layer or a concrete layer poured between the corrugated steel plate and the earthquake-resistant wall, on the other hand has improved the joint strength between corrugated steel board and the antidetonation wall, concrete or grout material has been pour in the cavity between C shaped steel and the antidetonation wall body, joint strength between C shaped steel and the antidetonation wall body is improved, be provided with a plurality of U type enhancement restraint stirrup from last to even interval down in the cavity between C shaped steel and the antidetonation wall body, U type enhancement restraint stirrup inboard sets up a plurality of vertical atress reinforcing bars along vertical direction, vertical atress reinforcing bar and U type enhancement restraint stirrup ligature connection, U type enhancement restraint stirrup and C shaped steel opening part welded connection, U type enhancement restraint stirrup and shear bolt ligature connection, the structural strength of connection structure between C shaped steel and the antidetonation wall body is improved.
In conclusion, the corrugated steel plate reinforced earthquake-proof wall structure with the reinforced edge members is formed by the corrugated steel plate, the C-shaped steel, the wall body reinforcing mesh, the end edge member reinforcing ribs, the post-cast fine aggregate concrete or grouting material and the like, the wall body is good in overall working performance, excellent in earthquake-proof performance, simple in vertical connecting structure of the wall body, and the rigidity of the connecting nodes and the load transmission are safe and reliable. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Those skilled in the art can modify or change the above-described embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.
Claims (10)
1. The utility model provides an antidetonation wall reinforced structure, a serial communication port, including antidetonation wall (1), corrugated steel plate (2) and C shaped steel (3), corrugated steel plate (2) set up at antidetonation wall (1) both sides surface, and trough department on two corrugated steel plate (2) is connected through a plurality of counter-pull screw rod (4) that run through antidetonation wall (1), and antidetonation wall (1) and crossbeam (5) junction set up angle steel (6), and corrugated steel plate (2) tip and angle steel (6) surface welded connection, both ends about antidetonation wall (1), C shaped steel (3) edge and corrugated steel plate (2) welded connection are set up in C shaped steel (3) cladding.
2. A seismic wall reinforcing structure according to claim 1, wherein: corrugated steel board (2) are vertical along the ripple and are placed, and concrete or grout has been pour between corrugated steel board (2) crest and antidetonation wall (1).
3. An earthquake-resistant wall reinforcing structure according to claim 2, wherein: the inner sides of wave crests of the corrugated steel plates (2) are uniformly distributed with shear-resistant studs (7).
4. An earthquake-resistant wall reinforcing structure according to claim 1, wherein: a wall body reinforcing mesh is arranged between the surface of the earthquake-resistant wall (1) and the corrugated steel plate (2), and the wall body reinforcing mesh is formed by connecting a plurality of transverse stress reinforcing bars (10) which are transversely arranged and vertical stress reinforcing bars (9) which are vertically arranged in a staggered manner.
5. An earthquake-resistant wall reinforcing structure according to claim 4, wherein: the tail end of the vertical stressed steel bar (9) is connected with the surface of the angle steel (6) in a welding mode.
6. An earthquake-resistant wall reinforcing structure according to claim 1, wherein: concrete or grouting material is poured in a cavity between the C-shaped steel (3) and the anti-seismic wall body (1).
7. An earthquake-resistant wall reinforcing structure according to claim 6, wherein: a plurality of shear-resistant studs (7) are uniformly distributed on the inner side surface of the C-shaped steel (3).
8. An earthquake-resistant wall reinforcing structure according to claim 7, wherein: follow in the cavity between C shaped steel (3) and antidetonation wall body (1) and to being provided with a plurality of U type enhancement restraint stirrup (8) down even interval from last, U type enhancement restraint stirrup (8) inboard sets up a plurality of vertical atress reinforcing bars (9) along vertical direction, restraint stirrup (8) binding connection is strengthened with U type to vertical atress reinforcing bar (9), restraint stirrup (8) and C shaped steel (3) opening part welded connection are strengthened to U type, restraint stirrup (8) and shear bolt nail (7) binding connection are strengthened to U type.
9. An earthquake-resistant wall reinforcing structure according to claim 1, wherein: the angle steels (6) corresponding to the surfaces of the two sides of the anti-seismic wall (1) are connected through a split screw (4) penetrating through the anti-seismic wall (1).
10. An earthquake-resistant wall reinforcing structure according to claim 1, wherein: the outermost side of the wave crest of the corrugated steel plate (2) is flush with the side surface of the C-shaped steel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210824097.2A CN115182610A (en) | 2022-07-14 | 2022-07-14 | Earthquake-resistant wall reinforced structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210824097.2A CN115182610A (en) | 2022-07-14 | 2022-07-14 | Earthquake-resistant wall reinforced structure |
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| CN115182610A true CN115182610A (en) | 2022-10-14 |
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| CN202210824097.2A Pending CN115182610A (en) | 2022-07-14 | 2022-07-14 | Earthquake-resistant wall reinforced structure |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080196320A1 (en) * | 2007-02-19 | 2008-08-21 | Terra Consulting Gmbh | Device for the renovation of flat roofs |
| CN105178440A (en) * | 2015-08-08 | 2015-12-23 | 广州市设计院 | Internal steel plate-concrete composite shear wall with end part externally-wrapping structures, and cross beam structure |
| CN106836492A (en) * | 2017-03-31 | 2017-06-13 | 重庆大学 | A kind of group frame-embedded faced wall Lateral Resistant System |
| CN109667367A (en) * | 2019-02-02 | 2019-04-23 | 福建工程学院 | A kind of hollow shear wall structure and its construction method of built-in profiled sheet |
| CN215054252U (en) * | 2020-07-09 | 2021-12-07 | 广西大学 | L-shaped double-ripple steel plate concrete combined shear wall |
-
2022
- 2022-07-14 CN CN202210824097.2A patent/CN115182610A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080196320A1 (en) * | 2007-02-19 | 2008-08-21 | Terra Consulting Gmbh | Device for the renovation of flat roofs |
| CN105178440A (en) * | 2015-08-08 | 2015-12-23 | 广州市设计院 | Internal steel plate-concrete composite shear wall with end part externally-wrapping structures, and cross beam structure |
| CN106836492A (en) * | 2017-03-31 | 2017-06-13 | 重庆大学 | A kind of group frame-embedded faced wall Lateral Resistant System |
| CN109667367A (en) * | 2019-02-02 | 2019-04-23 | 福建工程学院 | A kind of hollow shear wall structure and its construction method of built-in profiled sheet |
| CN215054252U (en) * | 2020-07-09 | 2021-12-07 | 广西大学 | L-shaped double-ripple steel plate concrete combined shear wall |
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Application publication date: 20221014 |