CN212406219U - Assembled slant thin-walled steel sheet shear force wall reinforced structure of putting more energy into - Google Patents
Assembled slant thin-walled steel sheet shear force wall reinforced structure of putting more energy into Download PDFInfo
- Publication number
- CN212406219U CN212406219U CN202021400890.2U CN202021400890U CN212406219U CN 212406219 U CN212406219 U CN 212406219U CN 202021400890 U CN202021400890 U CN 202021400890U CN 212406219 U CN212406219 U CN 212406219U
- Authority
- CN
- China
- Prior art keywords
- thin
- steel plate
- frame
- oblique
- reinforcing
- 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.)
- Active
Links
Images
Landscapes
- Working Measures On Existing Buildindgs (AREA)
Abstract
The utility model provides an assembled slant thin-walled steel sheet shear force wall reinforced structure of putting more energy into, relate to the building reinforcement technology field, it includes the thin-walled steel sheet that sets up in the RC frame inboard, the outward flange of thin-walled steel sheet is connected with the RC frame through light steel restraint frame, the inward flange of thin-walled steel sheet is connected with the tension ring, be provided with a plurality of slant stiffening ribs that can slide the connection through the bolt between light steel restraint frame and the tension ring, a plurality of parting lines that extend along slant stiffening rib cut apart into a plurality of thin-walled deformed steel plate blocks that receive slant stiffening rib restraint with the thin-walled steel sheet, the side edge that thin-walled deformed steel plate block is close to the parting line is connected with slant; the tension ring comprises a reinforced outer ring, a first reinforcing piece is distributed and connected along the periphery of the reinforced outer ring, and a second reinforcing piece is connected to the inner side of the reinforced outer ring. The problems that an existing building reinforcing structure is large in influence, long in construction period, large in wet working area and the like are solved, and reversibility and identifiability of reinforcing ancient buildings and historical buildings are improved.
Description
Technical Field
The utility model relates to a building reinforcement technical field especially relates to an assembled slant thin-walled steel sheet shear force wall reinforced structure of putting more energy into suitable for old reinforced concrete building.
Background
With the lapse of time, Reinforced Concrete (RC) frame houses built in the last century have important social values as industrial cultural heritages which bear hundreds of years of struggle to catch up the world's glory and dream, and how to protect these historical trails for a longer time is an important research topic for repairing and reinforcing. The protection of the historical buildings adheres to the principle of 'preservation of original sites, emphasis protection and differential treatment'. Compared with a specific building, due to the particularity of the specific building, a common reinforcing scheme needs to be designed and adjusted in a modern building reinforcing measure in a targeted manner aiming at the characteristics of cultural relic protection, and the protection principle of a reinforcing method on a historical building is met: the reinforcement method is characterized in that a minimum intervention principle, an original truth principle, a reversibility principle and an identifiable principle are adopted, and the specialities of the reinforced historical building, the structural type, the functional type, the material type and the like of the structure can be reflected in a centralized manner after reinforcement is finished.
The common building reinforcing methods in the existing modern building reinforcing technology comprise a section enlarging method, a concrete replacement method, an external prestressing method, an external steel wrapping method, a steel plate pasting method and the like, and the reinforcing methods are safe and reliable and have certain engineering application, but have some limitations. If the section is enlarged, the field wet operation is large, the construction period is long, the manufacturing cost is high, and the influence on the field production and life is large; the application range of the steel plate pasting method is limited, the reinforcing effect depends on the pasting process and the operation level to a great extent, and the technical requirements on construction teams are high; the replacement concrete method can damage the original structure and bring the problem of cooperative work between new and old concrete of the structure.
The patent of application No. 201420056331.2 discloses a profiled steel sheet shear wall for reinforcing an RC frame, the reinforcing structure of which comprises steel bars respectively arranged at the inner side and the outer side of a grid frame consisting of a frame beam and a frame column, a pull rod for connecting the steel bars at the inner side and the outer side, channel steel vertically welded on the steel bars at the inner side, and a plurality of profiled steel sheets which are mutually spliced and screwed on the channel steel; the connected profiled steel plates are riveted and fixed, the structural integrity is good, steel bars on two sides of the frame column of the structure have large dead weight, the aligning precision of the two sides connected by the pull rods is difficult to ensure, and the requirement on the construction precision is high.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem among the prior art, the utility model provides an assembled slant thin-walled steel sheet shear force wall reinforced structure of putting more energy into has solved the lower problem of current building reinforced structure influence big, construction cycle length and anti-seismic performance.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides an assembled slant stiffening thin-walled steel sheet shear force wall reinforced structure, it includes the thin-walled steel sheet that sets up in the inboard of RC frame, the outward flange of thin-walled steel sheet is connected with RC frame through light steel restraint frame, the inward flange of thin-walled steel sheet is connected with the tension ring, be provided with a plurality of slant stiffening ribs that can slide the connection through the bolt between light steel restraint frame and the tension ring, a plurality of parting lines that extend along slant stiffening rib divide the thin-walled steel sheet into a plurality of thin-walled deformed steel plate blocks that are restricted by slant stiffening rib, the side edge that the thin-walled deformed steel plate block is close to the parting line is connected with the slant stiffening; the tension ring comprises a reinforced outer ring, a first reinforcing piece is distributed and connected along the periphery of the reinforced outer ring, and a second reinforcing piece is connected to the inner side of the reinforced outer ring.
The utility model has the advantages that: the light steel constraint frame provides a fixing effect for the thin-wall steel plates, the thin-wall steel plates connected with four sides have larger initial lateral rigidity and horizontal bearing capacity, and the thin-wall steel plates are separated along the diagonal tension bands and connected to the oblique stiffening ribs, so that the phenomenon that the diagonal tension bands of the thin-wall steel plates can generate larger additional bending moment and additional axial force on the RC frame columns, the RC frame columns are stressed complexly and are damaged before the thin-wall steel plates is avoided, and the reinforced structure meets the earthquake-proof design criterion of strong columns and weak beams.
The reinforced structure and the RC frame to be reinforced form a stressed structure whole through the light steel constraint frame, the outer edge of the thin-wall deformed steel plate is connected with the light steel constraint frame, the inner edge of the thin-wall deformed steel plate is connected with the tension ring, and the edges of two sides of the thin-wall deformed steel plate are connected with the oblique stiffening ribs.
When the thin-wall steel plate is subjected to earthquake action, the thin-wall steel plate generates elastic-plastic hysteresis deformation to dissipate earthquake energy; the oblique stiffening rib can increase substantially embedded thin-walled steel plate's local elastic buckling load, and the oblique stiffening rib is the area that 45 slant setting can increase embedded thin-walled steel plate pulling force area between tension ring and light steel restraint frame, and makes embedded thin-walled steel plate's height-thickness ratio reduce, and the elasticity performance is better, can effectually prevent its off-plate deformation, improves this reinforced structure's initial rigidity and bearing capacity, and makes this reinforced structure have stable power consumption ability.
The outer side of the reinforced outer ring of the tension ring is used as a first reinforcing piece to improve the anti-damage capability of the tension ring, the inner side of the reinforced outer ring of the tension ring is used as a second reinforcing piece to restrain the steel plate to generate out-of-plane buckling damage through the cross flat steel frame, so that the tension ring can form a rigid domain, when the tension ring is subjected to external force, enough rigidity is provided to restrain the embedded thin-wall steel plate, the embedded thin-wall steel plate is in an elastic working stage, under the action of strong shock, the tension ring enters an elastic-plastic deformation stage to consume energy, the energy consumption capability of the tension ring is stable, the side force resistance and the anti-damage capability of the RC frame are improved, the reinforcing effect is obvious.
The light steel constraint frames are distributed along the inner side of the RC frame, so that the interference on the original RC frame is small, and the originality, reversibility and recognizability of the historical building are improved. The tension ring, the thin-wall deformed steel plate block, the oblique stiffening rib are connected with each other and are detachably connected with the light steel constraint frame through bolts, the tension ring, the thin-wall deformed steel plate block and the oblique stiffening rib are easy to replace after being damaged by an earthquake, the tension ring, the thin-wall deformed steel plate block and the light steel constraint frame are convenient to dismantle after the service life, and no building solid waste is generated; and part of parts can be processed in a factory, and are quickly assembled on a construction site after the processing precision is ensured, so that the transportation is more convenient, the construction efficiency is higher, and the requirement on the skills of construction personnel on the construction site is lower.
Drawings
FIG. 1 is a schematic view of an installation structure of an assembled obliquely stiffened thin-wall steel plate shear wall reinforcing structure.
Fig. 2 is a schematic view of the installation structure of the diagonal stiffener in fig. 1.
Fig. 3 is a schematic structural view of the tension ring in fig. 1.
Fig. 4 is a schematic structural view of the second reinforcing member of fig. 3.
Fig. 5 is a schematic structural view of the first horizontal restraint edge member of fig. 1.
Wherein, 1, a light steel constraint frame; 11. a first horizontal restraining member; 12. a first vertical restraining member; 13. a second horizontal restraining member; 14. a second vertical restraining member; 2. a tension ring; 21. reinforcing the outer ring; 211. a sliding connection hole; 22. a first reinforcement; 23. a second reinforcement; 231. a first inclined support plate; 232. a second inclined support plate; 233. a tapered plug-in portion; 3. oblique stiffening ribs; 31. a first gusset plate; 32. a second angle steel plate; 4. thin-walled steel plate; 41. thin-wall deformed steel plates; 6. an RC frame; 61. an RC frame upper beam; 62. a RC frame left column; 63. a RC frame lower beam; 64. a RC frame right column; 7. a lap plate.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes will be apparent to those skilled in the art as long as they are within the spirit and scope of the present invention as defined and defined by the appended claims, and all inventions contemplated by the present invention are protected.
As shown in fig. 1, the fabricated reinforcement structure for the slant stiffened thin-wall steel plate shear wall comprises a thin-wall steel plate 4 arranged on the inner side of an RC frame 6, wherein the outer edge of the thin-wall steel plate 4 is connected with the RC frame 6 through a light steel constraint frame 1, the inner edge of the thin-wall steel plate 4 is connected with a tension ring 2, a plurality of slant stiffening ribs 3 can be connected between the light steel constraint frame 1 and the tension ring 2 in a sliding manner, the thin-wall steel plate 4 is divided into a plurality of thin-wall deformed steel plate blocks 41 through a plurality of dividing lines extending along the slant stiffening ribs 3, and the side edge of the thin-wall deformed steel plate block 41 adjacent to the dividing lines; the tension ring 2 comprises a reinforcing outer ring 21, first reinforcing members 22 are distributed and connected along the periphery of the reinforcing outer ring 21, and second reinforcing members 23 are connected to the inner side of the reinforcing outer ring 21. The thin-wall steel plate 4 means that the width-thickness ratio lambda of the steel plate is more than or equal to 150.
As shown in fig. 1 and 5, the light steel restraint frame 1 includes a first horizontal restraint member 11 connected to an RC frame upper beam 61, a first vertical restraint member 12 connected to an RC frame left column 62, a second horizontal restraint member 13 connected to an RC frame lower beam 63, and a second vertical restraint member 14 connected to an RC frame right column 64, and the first horizontal restraint member 11, the first vertical restraint member 12, the second horizontal restraint member 13, and the second vertical restraint member 14 are vertically connected end to end in sequence to form a rectangular structure.
The first horizontal restraining member 11, the first vertical restraining member 12, the second horizontal restraining member 13 and the second vertical restraining member 14 are all T-shaped steel plates, flange plates of the T-shaped steel plates are tightly attached to the inner side face of the RC frame 6, the oblique stiffening ribs 3 are fixedly connected with two ends of a web of the T-shaped steel plates through reinforcing bolts, and the thin-wall steel plates 4 are fixedly connected with the web of the T-shaped steel plates through the reinforcing bolts. The flange plate of the T-shaped steel plate is connected with the RC frame through chemical bolt anchoring, and the chemical bolts are used for replacing structural adhesive sticking utilized in the traditional reinforcing method, so that the shear resistance of the original structure and the new structure is improved. The oblique stiffening ribs 3 and the thin-wall steel plates 4 are detachably separated from the light steel constraint frame 1, once part of components fail due to participation of the anti-side, only the failed components are replaced during post-earthquake repair, and other components can be reused.
As shown in fig. 3, the reinforcing outer ring 21 is a rectangular ring formed by welding four pieces of T-section steel end to end in sequence, and the web of the T-section steel is located outside the reinforcing outer ring 21. The first reinforcing member 22 is a triangular stiffening plate symmetrically welded on two sides of the web plate of the T-shaped steel, at least two triangular stiffening plates are distributed at intervals along the length direction of each T-shaped steel, the triangular stiffening plates are equilateral right-angled triangles, and two right-angled sides of the equilateral right-angled triangles are respectively in full-weld connection with the side surface of the web plate of the T-shaped steel and the top surface of the flange plate of the T-shaped steel. Bolt holes for connecting the lap joint plates 7 are drilled in the flange plate between every two triangular stiffening plates.
The second reinforcing member 23 includes a first inclined support plate 231 and a second inclined support plate 232, and a middle portion of the second inclined support plate 232 is perpendicularly connected to a middle portion of the first inclined support plate 231. The second reinforcement 23 preferably adopts two flat steel plates to be perpendicularly cross-welded in a cross shape, wherein a rectangular through hole is processed in one flat steel plate, and the other flat steel plate passes through the rectangular through hole to fully weld the intersection of the two flat steel plates, so that the second reinforcement 23 has better integrity.
As shown in fig. 4, the end portions of the first inclined supporting plate 231 and the second inclined supporting plate 232 are integrally formed with a tapered inserting portion 233 with a triangular cross section, the tip of the tapered inserting portion 233 can abut against the joint of two adjacent flange plates inside the reinforced outer ring 21, the conical surfaces on two sides of the tip can increase the contact area with the inner side surfaces of the two T-shaped steel flange plates, the reinforcing effect is improved, and the tapered inserting portion 233 and the reinforced outer ring 21 are connected by full welding.
Strengthen the both ends symmetry of four T shaped steel webs of outer loop 21 and be provided with the connecting hole 211 that slides of connecting slant stiffening rib 3, connecting hole 211 that slides supplies reinforcing bolt to pass and makes the 3 fastening connections of slant stiffening rib to on the tension ring 2, connecting hole 211 that slides is circular through-hole and aperture ratio reinforcing bolt's external diameter 0.5 ~ 1.3 millimeters big, when suffering strong shake effect, slant stiffening rib 3 can slide for tension ring 2, can effectively improve this reinforced structure's anti side performance and big power consumption ability of shaking.
The tension ring 2 can be pre-processed into a finished product in a factory to realize mass production, reduce the processing cost, improve the working efficiency of a construction site and be beneficial to ensuring the processing precision of the tension ring 2.
As shown in fig. 1 and 2, the diagonal stiffener 3 is composed of a first gusset plate 31 and a second gusset plate 32 which are connected to each other, and the first gusset plate 31 and the second gusset plate 32 are fastened to each other while sandwiching the edge of the thin-walled deformed steel plate block 41. On the tension ring 2 and the light steel constraint frame 1, the end parts of the first angle steel plate 31 and the second angle steel plate 32 are clamped and tightly connected with the two sides of the corresponding T-shaped steel web plate.
The inclined stiffening rib 3 extends to the tension ring 2 from the right angle of the light steel constraint frame 1 in the direction of an included angle of 44-46 degrees with the horizontal plane and is fastened and connected with the tension ring, one end of the inclined stiffening rib 3 is fastened and connected with the vertical constraint component and the horizontal constraint component on two sides of the corresponding right angle, and correspondingly, the other end of the inclined stiffening rib 3 is fastened and connected with two adjacent T-shaped steel webs on the right angle of the reinforced outer ring 21. Both ends of the oblique stiffening rib 3 are simultaneously and fixedly connected with webs on two sides of the right angle, so that the tension ring 2, the oblique stiffening rib 3 and the light steel constraint frame 1 are better in integrity and higher in strength.
The joints of the thin-wall steel plate 4, the light steel constraint frame 1, the tension ring 2 and the oblique stiffening ribs 3 are all provided with cushion plates for increasing the thickness of the thin-wall steel plate 4. Because the thickness of the thin-wall steel plate 4 is smaller than that of the T-shaped steel web, the thickness of the joint of the thin-wall steel plates is the same as that of the web through the cushion plate, the fastening and connecting effect of the reinforcing bolt is improved, and the connection is firmer.
The construction method of the assembled oblique stiffened thin-wall steel plate shear wall reinforcing structure comprises the following steps:
And 4, cutting the isosceles trapezoid-shaped thin-wall deformed steel plate 41 according to the designed size, and drilling a connecting hole which is connected with the light steel constraint frame 1, the tension ring 2 and the oblique stiffening rib 3 close to the edge of the isosceles trapezoid-shaped thin-wall deformed steel plate 41.
And 5, tightly connecting the bottom edges (the bottom edges of the trapezoids) of the four thin-wall deformed steel plate blocks 41 to the web plate of the light steel constraint frame 1 by using reinforcing bolts.
And respectively cutting four groups of first angle steel plates 31 and second angle steel plates 32 with equal length on the angle steel section according to the determined actual length of the four oblique stiffening ribs 3, drilling connecting holes according to the determined installation positions of the oblique stiffening ribs 3, and then fastening and connecting the oblique stiffening ribs 3 with a web plate of the tension ring 2, a web plate of the light steel constraint frame 1 and the thin-wall deformed steel plate block 41 by using reinforcing bolts.
Claims (9)
1. The assembled reinforcement structure for the oblique stiffened thin-wall steel plate shear wall is characterized by comprising a thin-wall steel plate (4) arranged on the inner side of an RC (resistance-capacitance) frame (6), wherein the outer edge of the thin-wall steel plate (4) is connected with the RC frame (6) through a light steel constraint frame (1), the inner edge of the thin-wall steel plate (4) is connected with a tension ring (2), a plurality of oblique stiffening ribs (3) which can be connected in a sliding mode through bolts are arranged between the light steel constraint frame (1) and the tension ring (2), the thin-wall steel plate (4) is divided into a plurality of thin-wall steel plate blocks (41) constrained by the oblique stiffening ribs (3) along a plurality of dividing lines extending along the oblique stiffening ribs (3), and the side edge of each thin-wall deformed steel plate block (41) close to the dividing line is connected with the oblique stiffening ribs (3); the tension ring (2) comprises a reinforcing outer ring (21), first reinforcing parts (22) are distributed and connected along the periphery of the reinforcing outer ring (21), and second reinforcing parts (23) are connected to the inner side of the reinforcing outer ring (21).
2. The fabricated inclined stiffened thin-walled steel plate shear wall reinforcing structure of claim 1, wherein the light steel constraint frame (1) comprises a first horizontal constraint member (11) connected with an RC frame upper beam (61), a first vertical constraint member (12) connected with an RC frame left column (62), a second horizontal constraint member (13) connected with an RC frame lower beam (63) and a second vertical constraint member (14) connected with an RC frame right column (64), and the first horizontal constraint member (11), the first vertical constraint member (12), the second horizontal constraint member (13) and the second vertical constraint member (14) are vertically connected end to end in sequence to form a rectangular structure.
3. The assembled oblique stiffened thin-walled steel plate shear wall reinforcing structure of claim 2, wherein the first horizontal restraining member (11), the first vertical restraining member (12), the second horizontal restraining member (13) and the second vertical restraining member (14) are all T-shaped steel plates, flange plates of the T-shaped steel plates are connected with an RC frame through chemical bolts, and the oblique stiffening ribs (3) and the thin-walled steel plates (4) are connected on webs of the T-shaped steel plates through high-strength bolts.
4. The assembled oblique-stiffened thin-walled steel plate shear wall reinforcing structure of claim 1, wherein the reinforcing outer ring (21) is a rectangular ring formed by welding four pieces of T-shaped steel end to end in sequence, a web of the T-shaped steel is positioned on the outer side of the reinforcing outer ring (21), and the first reinforcing members (22) are triangular stiffening plates symmetrically welded on two sides of the web of the T-shaped steel.
5. The fabricated oblique-stiffened thin-walled steel plate shear wall reinforcing structure of claim 4, wherein the second reinforcing member (23) comprises a first oblique supporting plate (231) and a second oblique supporting plate (232), the middle part of the second oblique supporting plate (232) is vertically connected with the middle part of the first oblique supporting plate (231), and the end parts of the first oblique supporting plate (231) and the second oblique supporting plate (232) are integrally formed with a conical insertion part (233) with a triangular cross section.
6. The assembled oblique-stiffened thin-walled steel plate shear wall reinforcing structure of claim 4, wherein two ends of four T-shaped steel webs of the reinforcing outer ring (21) are symmetrically provided with slip connection holes (211) for connecting the oblique stiffening ribs (3).
7. The fabricated inclined stiffened thin-walled steel plate shear wall reinforcing structure of claim 1, wherein the inclined stiffening rib (3) is composed of a first angle steel plate (31) and a second angle steel plate (32) which are oppositely connected, and the first angle steel plate (31) and the second angle steel plate (32) clamp the edge of the thin-walled deformed steel plate block (41) and are tightly connected.
8. The fabricated oblique-stiffened thin-walled steel plate shear wall reinforcing structure as claimed in claim 1, wherein the oblique stiffening ribs (3) extend from the right angle of the light steel constraining frame (1) to the tension ring (2) at an included angle of 44-46 ° with the horizontal plane and are fastened, and the end parts of the oblique stiffening ribs (3) are simultaneously fastened with the vertical constraining members and the horizontal constraining members at two sides of the corresponding right angle.
9. The assembled oblique-stiffened thin-walled steel plate shear wall reinforcing structure of claim 1, wherein the joints of the thin-walled steel plate (4) and the light steel constraint frame (1), the tension ring (2) and the oblique stiffening rib (3) are all provided with cushion plates for increasing the thickness of the thin-walled steel plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021400890.2U CN212406219U (en) | 2020-07-16 | 2020-07-16 | Assembled slant thin-walled steel sheet shear force wall reinforced structure of putting more energy into |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021400890.2U CN212406219U (en) | 2020-07-16 | 2020-07-16 | Assembled slant thin-walled steel sheet shear force wall reinforced structure of putting more energy into |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212406219U true CN212406219U (en) | 2021-01-26 |
Family
ID=74405931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021400890.2U Active CN212406219U (en) | 2020-07-16 | 2020-07-16 | Assembled slant thin-walled steel sheet shear force wall reinforced structure of putting more energy into |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212406219U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944341A (en) * | 2021-10-14 | 2022-01-18 | 北京工业大学 | Assembled truss type shear force wall reinforcing apparatus |
-
2020
- 2020-07-16 CN CN202021400890.2U patent/CN212406219U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944341A (en) * | 2021-10-14 | 2022-01-18 | 北京工业大学 | Assembled truss type shear force wall reinforcing apparatus |
| CN113944341B (en) * | 2021-10-14 | 2022-11-18 | 北京工业大学 | Assembled truss type shear force wall reinforcing apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106400954B (en) | A kind of girder steel-Frame Joints of Concrete-Filled Steel Tube based on Damage Coutrol theory | |
| WO2019200727A1 (en) | Assembled self-recovery energy-consumption type dual-steel plate slotted shear wall structure | |
| CN208668721U (en) | Detachable prefabricated assembled steel-concrete composite beam plate | |
| CN111997193A (en) | Assembly type prefabricated beam column connecting joint and construction method | |
| CN109113189B (en) | Self-resetting circular steel tube concrete frame beam column joint with web plate provided with energy dissipation piece | |
| CN112538898A (en) | Self-resetting shearing-constraint buckling damage controllable assembly type beam-column joint | |
| CN110056085B (en) | FRP section beam column node capable of being assembled quickly | |
| CN105926810A (en) | Fabricated energy dissipation frame shear wall | |
| CN104805958B (en) | It is applied to double rank surrender power consumption steel coupling beam of Coupled Shear Wall structure | |
| CN111764683A (en) | Fabricated oblique stiffening thin-wall steel plate shear wall reinforcing structure and construction method thereof | |
| CN113863492B (en) | Fabricated concrete beam-column self-resetting node based on friction steel plate connection and assembling method | |
| CN102587538A (en) | Dog-bone type coupled shear wall with end plates, bolts and steel coupling beams | |
| CN103883029A (en) | Assembling type reinforcing steel plate shear wall | |
| CN102733486A (en) | High-efficiency ductile node for prefabrication assembly concrete frame | |
| CN108468378B (en) | Prefabricated node of concrete structure | |
| CN212406219U (en) | Assembled slant thin-walled steel sheet shear force wall reinforced structure of putting more energy into | |
| CN107130716B (en) | Post-pouring tooth slot connection assembly type building roof | |
| CN211690817U (en) | Beam column connecting piece and beam column frame | |
| CN112267559A (en) | Built-in corrugated steel plate reinforced concrete T-shaped prefabricated part and manufacturing process | |
| CN210713194U (en) | Rigidity-controllable assembled node structure | |
| CN211548015U (en) | Prefabricated assembled steel-concrete composite beam | |
| CN111335468A (en) | Slidable self-resetting node connecting structure for assembled concrete beam column and assembling method | |
| CN105735666A (en) | Method for reinforcing concrete column rapidly | |
| CN107780564B (en) | A kind of assembled ribbing steel plate-shear wall | |
| CN213897474U (en) | Built-in corrugated steel plate reinforced concrete T-shaped prefabricated part |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |