CN202925921U - High-ductility masonry wall between windows - Google Patents
High-ductility masonry wall between windows Download PDFInfo
- Publication number
- CN202925921U CN202925921U CN 201220575175 CN201220575175U CN202925921U CN 202925921 U CN202925921 U CN 202925921U CN 201220575175 CN201220575175 CN 201220575175 CN 201220575175 U CN201220575175 U CN 201220575175U CN 202925921 U CN202925921 U CN 202925921U
- Authority
- CN
- China
- Prior art keywords
- windows
- masonry wall
- steel
- high ductility
- masonry
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Load-Bearing And Curtain Walls (AREA)
Abstract
The utility model discloses a high-ductility masonry wall between windows, which comprises a masonry wall part between windows, wherein a chamfered steel angle is arranged at each of four corners of the masonry wall part between the windows in the height direction of the masonry wall part between the windows; a steel belt is arranged every other 200-400mm in the height direction of the masonry wall part between the windows; each steel belt surrounds the masonry wall part between the windows circumferentially to be closed to form a steel belt hoop; each steel belt hoop surrounds the steel angles at the four corners of the masonry wall part between the windows; the surface of the masonry wall between windows is coated with a high-ductility fiber concrete surface layer; and the high-ductility fiber concrete surface layer covers the masonry wall part between the windows, the steel angles and the steel belt hoops. The compressive capacity and deformation resistance of the masonry wall between the windows can be improved greatly, the brittle failure is avoided, the ductility and earthquake resistance of a masonry structure are improved significantly, and the problems that the integrity and stability are poor and the bearing capacity is not improved greatly when the masonry wall between the windows is consolidated by repairing and grouting at present.
Description
Technical field
The utility model belongs to building structure aseismatic and bracing means field, is specifically related to a kind of high ductility masonry wall between windows.
Background technology
In brick masonry structure, the masonry wall between windows is one of supporting member main in brick masonry structure, is the weak part in masonry house, and the quality of masonry wall between windows will directly affect the overall security of brick masonry structure.Set up defences and require to improve and use the reason such as Functional change due to Antiseismic building, all may cause the bearing capacity of masonry wall between windows not meet the demands, therefore need bearing capacity and anti-seismic performance by effective reinforcement measure raising masonry wall between windows.
At present, the common technology of the masonry wall between windows being reinforced mainly contains repairing and grouting, surface layer or board wall reinforcing method etc.Wherein, repairing and grouting are little to the bearing capacity increase rate of masonry wall between windows, and globality and poor stability; Surface layer or board wall are reinforced rule and are required surface layer or board wall to have certain thickness, and the effective area that causes reinforcing rear house reduces.In addition, ZL201010045855.8 discloses a kind of New technology for seismic strengthening of wall between windows, specifically disclose and adopt carbon cloth that wall between windows is reinforced, when adopting this technology that wall between windows is reinforced, very high due to the intensity of carbon fiber, modulus of elasticity is relatively low, causes the intensity of carbon fiber to be not in full use; And Investigation into Compressive Performance of Brick Masonry is low and deformability is relatively poor, causes globality and the less stable of masonry wall between windows; In addition, the rigidity that carbon fiber reinforcement generally can not reinforcement members is higher with sheet material reinforcement cost.
Summary of the invention
Defective or deficiency for the prior art existence, the purpose of this utility model is, a kind of high ductility masonry wall between windows is provided, this masonry wall between windows adopts the high ductility fibrous concrete of higher-strength and toughness to form parcel to the masonry wall between windows, utilize simultaneously steel strap to reinforce, prevent the local crushing of masonry wall between windows, improve the globality of masonry wall between windows, improve steel strap to the effect of contraction of masonry wall between windows, to increase substantially the anti-seismic performance of masonry wall between windows.The utlity model has easy construction, cost is lower, and after reinforcing, globality and anti-seismic performance improve outstanding feature.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of high ductility masonry wall between windows comprises the masonry wall between windows, it is characterized in that, also is provided with bracing means at described masonry wall between windows external surface.
The utility model also comprises following other technologies feature:
Described bracing means is as follows at set-up mode on the masonry wall between windows: on four jiaos of described masonry wall between windows, be respectively equipped with the angle steel of a process chamfering along the short transverse of masonry wall between windows; Be provided with a steel band every 200 ~ 400mm on the short transverse of masonry wall between windows, this steel band forms steel strap around masonry wall between windows circumferential closure, and every described steel strap is all lived the angle ring that arranges on four jiaos of masonry wall between windows; Be coated with high ductility fibrous concrete surface layer on masonry wall between windows surface, and this high ductility fibrous concrete surface layer coats masonry wall between windows, angle steel and steel strap.
The mode that described bracing means arranges on the masonry wall between windows is specific as follows: be coated with high ductility fibrous concrete surface layer on masonry wall between windows surface; On the short transverse of masonry wall between windows, be provided with a steel band every 200 ~ 400mm, this steel band forms steel strap around masonry wall between windows circumferential closure, and steel strap is lived the high ductility fibrous concrete of the externally coated masonry of masonry wall between windows surface layer circle.
The steel band two ends of described formation steel strap are fixed by fastener for bundling articles, form closed steel strap.
The thickness of strips of described steel strap is 0.5～1.5mm, and width is 16 ~ 30mm.
The thickness of described high ductility fibrous concrete surface layer is 20 ~ 40mm.
Bracing means of the present utility model also has following technical characterictic:
Compared with prior art, the utlity model has following characteristics:
(1) the utility model at four jiaos of angle steel of pasting through chamfering of masonry wall between windows, had both improved the bearing capacity of masonry wall between windows, can avoid again four jiaos of local crushing of wall between windows, improved the integral working of masonry wall between windows.
(2) more than the high ductility fibrous concrete compressive strength of the utility model employing can reach 60MPa, ultimate tensile strength can reach more than 100 times of ordinary concrete, plastic deformation ability with similar steel, and good adhesive property is arranged between brickwork, is a kind of ecological architectural material with high strength, high ductility, high-durability and high damnification resistant ability.Can effectively avoid the local crushing of masonry wall between windows, significantly improve globality and the anti-seismic performance of masonry wall between windows.
(3) adopt low intensive prestressing force steel band, can give full play to the effect of steel band, better economy, and surface thickness is thinner, and less on the impact of original structure.
(4) have good durability, but increase substantially bearing capacity and the anti-seismic performance of masonry wall between windows the application life of extending structure, reduce and even remove the work of repairing after macroseism from.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the structural representation of the high ductility masonry wall between windows of embodiment 1 of the present utility model;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 is the structural representation of the high ductility masonry wall between windows of embodiment 2 of the present utility model;
Fig. 4 is that the B of Fig. 3 is to view.
Each coded representation in figure: 1-masonry wall between windows, 2-angle steel, 3-steel strap, the high ductility fibrous concrete of 4-surface layer, 5-fastener for bundling articles.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment 1:
With reference to figure 1 and Fig. 2, in the present embodiment, masonry wall between windows 1 is of a size of 2.1m * 1.5m, as shown in Figure 1, at first masonry wall between windows 1 surface is cleared up, adopt high ductility fibrous concretes to paste angle steel 2 through chamfering four jiaos of masonry wall between windows 1 short transverses along masonry wall between windows 1, and utilize pneumatic packaging machine at the steel strap 3 of angle steel 2 outside colligation installing spaces for 300mm, with fastener for bundling articles 5 sealings and fixing steel strap 3; When colligation steel strap 3, adjust given its atmospheric pressure value of baling press, the steel band tension stress that makes steel strap 3 is 30 ~ 60% of steel band ultimate tensile strength; At last, along masonry wall between windows 1 short transverse, at the high ductility fibrous concrete surface layer 4 of masonry wall between windows 1 surface uniform trowelling 20mm thickness.
1 four jiaos of stickup angle steel of masonry wall between windows can improve the anti-bending bearing capacity of masonry wall between windows, and angle steel 5 materials in the present embodiment are selected common Q 235 hot-rolled steel sections, and angle steel 5 Chi Cun are ∟ 40 * 3, and for avoiding bight steel band fracture, angle steel 5 chamfer radius are 10mm.
The intensity of the steel band that the present embodiment steel strap 3 uses is 2800MPa, thick 1mm, wide 25mm; High ductility fibrous concrete is formed by the 1:1:0.76:0.58 proportional arrangement by cement, flyash, sand, PVA fiber and water, is added with high-efficiency water-reducing agent of poly-carboxylic acid in described high ductility fibrous concrete, and flyash is I level flyash.
Embodiment 2:
With reference to figure 3 and Fig. 4, in the present embodiment, masonry wall between windows 1 is of a size of 2.4m * 1.8m, as shown in Figure 3 and Figure 4, this routine difference from Example 1 is, with the outside of steel band colligation at high ductility fibrous concrete surface layer 4, other working procedures are all identical with embodiment 1.
the utility model is installed Covered with Angles strap 3 by pneumatic packaging technique to masonry wall between windows 1, also utilize high ductility fibrous concrete surface layer 4 to improve shear behavior and the shock resistance of masonry wall between windows 1, the most important thing is by applying the acting in conjunction of prestressed steel strap 3 and high ductility fibrous concrete surface layer 4, both masonry wall between windows 1 was produced larger horizontal active restraint forces, improve the shear strength of masonry wall between windows 1, improve again the globality of masonry wall between windows 1, effectively suppress wall crazing, improve the deformability of masonry wall between windows self, significantly improve body of wall globality and anti-seismic performance, effectively alleviate earthquake to the destruction of masonry structure.Utilize pneumatic packaging machine steel strap is installed and is smeared high ductility fibrous concrete surface layer Strengthened Masonry Walls wall between windows and construct simple, easy to operate; and the high ductility fibrous concrete that adopts has good durability; can be as the topping of steel band and angle steel; avoid steel band corrosion fracture; the application life of extending structure; reduce economy, social cost, reduce and even remove the work of repairing after masonry wall between windows macroseism from.The utility model can be used for classroom building of elementary and middle schools brick classroom wall between windows, single-storey factory building masonry wall between windows.
Claims (6)
1. one kind high ductility masonry wall between windows, comprise masonry wall between windows (1), it is characterized in that, also is provided with bracing means at described masonry wall between windows (1) external surface.
2. high ductility masonry wall between windows as claimed in claim 1, it is characterized in that, described bracing means is as follows at the upper set-up mode of masonry wall between windows (1): on four jiaos at described masonry wall between windows (1), be respectively equipped with the angle steel (2) of a process chamfering along the short transverse of masonry wall between windows (1); Be provided with a steel band every 200 ~ 400mm on the short transverse of masonry wall between windows (1), this steel band forms steel strap (3) around masonry wall between windows (1) circumferential closure, and every described steel strap (3) is all lived angle steel (2) circle that arranges on (1) four jiao of masonry wall between windows; Be coated with high ductility fibrous concrete surface layer (4) on masonry wall between windows (1) surface, and this high ductility fibrous concrete surface layer (4) with masonry wall between windows (1), angle steel (20 and steel strap (3) coat.
3. high ductility masonry wall between windows as claimed in claim 1, is characterized in that, described bracing means is specific as follows in the upper mode that arranges of masonry wall between windows (1): be coated with high ductility fibrous concrete surface layer (4) on masonry wall between windows (1) surface; On the short transverse of masonry wall between windows (1), be provided with a steel band every 200 ~ 400mm, this steel band forms steel strap (3) around masonry wall between windows (1) circumferential closure, and steel strap (3) is lived the externally coated masonry of masonry wall between windows (1) high ductility fibrous concrete surface layer (4) circle.
4. high ductility masonry wall between windows as claimed in claim 2 or claim 3, is characterized in that, the steel band two ends of described formation steel strap (3) are fixing by fastener for bundling articles (5), form closed steel strap (3).
5. high ductility masonry wall between windows as claimed in claim 2 or claim 3, is characterized in that, the thickness of strips of described steel strap (3) is 0.5～1.5mm, and width is 16 ~ 30mm.
6. masonry wall between windows bracing means as claimed in claim 2 or claim 3, is characterized in that, the thickness of described high ductility fibrous concrete surface layer (4) is 20 ~ 40mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220575175 CN202925921U (en) | 2012-11-04 | 2012-11-04 | High-ductility masonry wall between windows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220575175 CN202925921U (en) | 2012-11-04 | 2012-11-04 | High-ductility masonry wall between windows |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202925921U true CN202925921U (en) | 2013-05-08 |
Family
ID=48215895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220575175 Expired - Fee Related CN202925921U (en) | 2012-11-04 | 2012-11-04 | High-ductility masonry wall between windows |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202925921U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104746891A (en) * | 2015-01-29 | 2015-07-01 | 安徽省金田建筑设计咨询有限责任公司 | Construction method for strengthening masonry structure by epoxy steel plates |
| CN105863291A (en) * | 2016-04-20 | 2016-08-17 | 上海市建筑科学研究院 | Method for smearing high-ductility cement-based composite material to reinforce masonry wall without constructional columns |
| CN107700700A (en) * | 2017-11-01 | 2018-02-16 | 西安建筑科技大学 | A kind of prestressed building blocks wall between windows and reinforcement means |
| CN108060794A (en) * | 2017-12-21 | 2018-05-22 | 西安建筑科技大学 | A kind of masonry structure of reinforcing punches wall and production method |
| CN108951906A (en) * | 2018-07-19 | 2018-12-07 | 上海中测行工程检测咨询有限公司 | A kind of energy dissipation apparatus and its installation method of masonry structure key position |
| CN108979192A (en) * | 2018-08-20 | 2018-12-11 | 广东省建筑科学研究院集团股份有限公司 | A kind of ruggedized construction and its construction method of masonry structure load bearing wall |
| CN109914846A (en) * | 2019-03-22 | 2019-06-21 | 西安建筑科技大学 | It is a kind of tradition timber structure in brick setting fill wall plane external reinforcement device |
| CN109914846B (en) * | 2019-03-22 | 2024-06-07 | 西安建筑科技大学 | External reinforcing device for brick masonry infilled wall plane in traditional wood structure |
-
2012
- 2012-11-04 CN CN 201220575175 patent/CN202925921U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104746891A (en) * | 2015-01-29 | 2015-07-01 | 安徽省金田建筑设计咨询有限责任公司 | Construction method for strengthening masonry structure by epoxy steel plates |
| CN105863291A (en) * | 2016-04-20 | 2016-08-17 | 上海市建筑科学研究院 | Method for smearing high-ductility cement-based composite material to reinforce masonry wall without constructional columns |
| CN107700700A (en) * | 2017-11-01 | 2018-02-16 | 西安建筑科技大学 | A kind of prestressed building blocks wall between windows and reinforcement means |
| CN108060794A (en) * | 2017-12-21 | 2018-05-22 | 西安建筑科技大学 | A kind of masonry structure of reinforcing punches wall and production method |
| CN108951906A (en) * | 2018-07-19 | 2018-12-07 | 上海中测行工程检测咨询有限公司 | A kind of energy dissipation apparatus and its installation method of masonry structure key position |
| CN108951906B (en) * | 2018-07-19 | 2023-10-20 | 上海中测行工程检测咨询有限公司 | Anti-seismic energy consumption device for key parts of masonry structure and installation method of anti-seismic energy consumption device |
| CN108979192A (en) * | 2018-08-20 | 2018-12-11 | 广东省建筑科学研究院集团股份有限公司 | A kind of ruggedized construction and its construction method of masonry structure load bearing wall |
| CN109914846A (en) * | 2019-03-22 | 2019-06-21 | 西安建筑科技大学 | It is a kind of tradition timber structure in brick setting fill wall plane external reinforcement device |
| CN109914846B (en) * | 2019-03-22 | 2024-06-07 | 西安建筑科技大学 | External reinforcing device for brick masonry infilled wall plane in traditional wood structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202925921U (en) | High-ductility masonry wall between windows | |
| CN202925922U (en) | Combination reinforcing device for brick masonry wall | |
| CN101892626B (en) | Steel pipe concrete flange combining beam with concrete fender | |
| CN107304634A (en) | A kind of high strength stainless steel silk screen strengthens ECC reinforced concrete structures | |
| CN205591398U (en) | FRP mesh grid - ECC strip reinforcing reinforced concrete shear wall | |
| Kusuhara et al. | Tests of reinforced concrete interior beam-column joint subassemblage with eccentric beams | |
| Sisti et al. | An experimental study on the influence of composite materials used to reinforce masonry ring beams | |
| CN102146733A (en) | Method for strengthening brick wall through fiber cloth | |
| CN102889003A (en) | Method for increasing constructional column for brick masonry wall | |
| CN202925924U (en) | Combination reinforcing device for brick pillar | |
| CN202945818U (en) | Carbon fiber cloth reinforced reinforcement concrete square column structure | |
| CN207469806U (en) | A kind of FRP reinforced steel concrete plates of the oblique press strip of strap end portion | |
| Muhtar et al. | Effect of reinforcement details on precast bridge frames of bamboo reinforced concrete to load capacity and crack patterns | |
| CN103046692A (en) | Frame-supporting column with high strength steel bars and super high strength concrete | |
| CN202945816U (en) | Brickwork wall between windows and reinforced by high-ductility fiber concrete | |
| CN104060763A (en) | Z-shaped steel pipe-steel framework recycled concrete combined pillar | |
| CN102888947B (en) | High-elongation combined brick column and construction method thereof | |
| CN208056678U (en) | A kind of reinforced concrete single-tube chimney inner tube wall prestressing force composite reinforcing structure | |
| CN202925715U (en) | High-ductility frame infilled wall | |
| CN202925982U (en) | High-ductility brick masonry chimney | |
| CN203947614U (en) | A kind of Aseismic Steel Structures beam column | |
| CN202925711U (en) | Brick masonry wall additionally provided with ring beam | |
| CN202945702U (en) | Frame infilled wall reinforced by high ductility fiber concrete | |
| CN102127973B (en) | Reinforcing method of beam for building | |
| CN202689233U (en) | Shock insulation structure used for low-rise reinforced concrete and brick construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130508 Termination date: 20211104 |