CN202925715U - High-ductility frame infilled wall - Google Patents
High-ductility frame infilled wall Download PDFInfo
- Publication number
- CN202925715U CN202925715U CN 201220576127 CN201220576127U CN202925715U CN 202925715 U CN202925715 U CN 202925715U CN 201220576127 CN201220576127 CN 201220576127 CN 201220576127 U CN201220576127 U CN 201220576127U CN 202925715 U CN202925715 U CN 202925715U
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- frame
- infilled wall
- masonry
- steel
- wall filled
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Abstract
The utility model discloses a high-ductility frame infilled wall which comprises transverse frame beams and vertical frame columns, wherein a frame infilled wall part is arranged among the frame beams and the vertical frame columns; a plurality of short reinforcements are buried in a vertical mortar joint of the frame infilled wall part; a plurality of vertical steel plate belts are arranged in the horizontal direction of the frame infilled wall part; a plurality of transverse steel belts are arranged in the height direction of the frame infilled wall; each steel belt surrounds the frame infilled wall part a cycle to form a closed steel belt hoop; the external surface of the frame infilled wall part is uniformly coated with a high-ductility fiber concrete surface layer; and the high-ductility fiber concrete surface layer covers the frame infilled wall part, all the short reinforcements, all the steel plate belts and all the steel belt hoops. The earthquake resistance and deformation resistance of the frame infilled wall are improved greatly, the brittle failure of the frame infilled wall is avoided effectively, the seismic hardening can be conducted on the frame infilled wall in a seismic region, and the earthquake resistance and collapse resistance of the infilled wall are improved.
Description
Technical field
The utility model relates to building structure aseismatic and field of reinforcement, is specially a kind of high ductile frame infilled wall antidetonation.
Background technology
Reinforced concrete frame structure is a kind of lateral resisting structure that is widely used in the buildings such as hotel, school, office building.Frame wall filled with masonry is enclosure wall and the partition wall of framework house, generally is nonbearing wall.The seimic disaster census result of Wenchuan earthquake shows, because infilled wall has larger lateral rigidity, has born larger geological process, but the deformability of body of wall itself is relatively poor, make the destruction of infilled wall serious, even collapse, cause casualties and serious economic loss.Application in China's frame construction is quite extensive, therefore the reinforcement of frame wall filled with masonry is seemed particularly important.Find from macroscopical earthquake and experimental study, the cracking of geological process underframe infilled wall and collapsing is not enough mainly due to shear strength and the deformability of frame wall filled with masonry.
Frame wall filled with masonry reinforcing technique commonly used has Enlargement of Section, steel mesh reinforcement surface layer reinforcing method etc.Above-mentioned reinforcement and strengthening technology integral level is relatively backward, and job practices and technique more complicated are not obvious to the stress performance raising of reinforcing the afterframe infilled wall, and reinforcement cost is higher.Therefore, need to seek the especially good frame wall filled with masonry of deformability of a kind of anti-seismic performance, to avoid geological process underframe infilled wall generation brittle fracture.
Summary of the invention
Defective or deficiency for the prior art existence, the purpose of this utility model is, a kind of high ductile frame infilled wall is provided, this frame wall filled with masonry utilizes the high ductility fibrous concrete of higher-strength and high tenacity to form parcel to frame wall filled with masonry, and carry out the dual reinforcing of vertical and horizontal by steel strap and steel plate strip, prevent frame wall filled with masonry generation brittle fracture, improve shear-carrying capacity and the globality of frame wall filled with masonry, improve steel plate strip to the effect of contraction of frame wall filled with masonry, can increase substantially the anti-seismic performance of frame wall filled with masonry.The utlity model has that consolidation effect is good, construction is simple and the low advantage of cost.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of high ductile frame infilled wall comprises horizontal Vierendeel girder, vertical frame column, is frame wall filled with masonry between described Vierendeel girder, frame column, is embedded with some bar dowels in the perpends of described frame wall filled with masonry; Be furnished with some vertical steel plate strips along the frame wall filled with masonry horizontal direction; Be furnished with some horizontal steel bands along the frame wall filled with masonry short transverse, every steel band forms closed steel strap along frame wall filled with masonry around a week; Be coated with high ductility fibrous concrete surface layer at the frame wall filled with masonry external surface, described high ductility fibrous concrete surface layer coats frame wall filled with masonry and all bar dowel, steel plate strip, steel straps.
Of the present utility model also have a following other technologies feature:
In described some bar dowels, level interval and longitudinal pitch between adjacent bar dowel are 300mm, and the diameter of described bar dowel is 10mm.
The thickness of described steel plate strip is 5mm, and width is 100mm, and level interval and the longitudinal pitch of adjacent steel plate strip are 300mm.
The steel band two ends of described formation steel strap are fixed by fastener for bundling articles.
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 is implanted into bar dowel in frame wall filled with masonry body perpends, and both convenient construction, can strengthen again the adhesive property between frame wall filled with masonry and high ductility fibrous concrete surface layer, guarantees frame wall filled with masonry and surface layer co-operation.
(2) the high ductility fibrous concrete of the utility model employing is a kind of ecological architectural material with high strength, high ductility, high-durability and high damnification resistant ability.Can effectively avoid frame wall filled with masonry generation brittle fracture, significantly improve globality and the anti-seismic performance of frame wall filled with masonry.
(3) the utility model adopts steel plate strip, better economy, and surface thickness is thinner, and less on the impact of original structure.
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 embodiment 1 of the present utility model;
Fig. 2 is that the A of Fig. 1 is to view;
Each coded representation in figure: 1-Vierendeel girder, 2-frame column, 3-frame wall filled with masonry, 4-steel plate strip, 5-steel strap, 6-bar dowel, the high ductility fibrous concrete of 7-surface layer; The 8-fastener for bundling articles.
The specific embodiment
Embodiment 1:
With reference to figure 1 and Fig. 2, the high ductile frame infilled wall 3 of the present embodiment comprises Vierendeel girder 1 and frame column 2, between Vierendeel girder 1 and frame column 2, long 4.2m is set, high 3m, the frame wall filled with masonry 3 of thick 240mm.Imbed some bar dowels 6 in 3 every side perpends; Be furnished with some vertical steel plate strips 4 along frame wall filled with masonry 3 horizontal directions, adjacent steel strip 4 spacing 300mm; Do not only have some steel bands along frame wall filled with masonry 3 short transverses, after a week, its two ends form fastener for bundling articles 8 with pneumatic packaging machine and are fixed along frame wall filled with masonry 3 for every steel band.Adjacent steel strap 5 spacing 300mm; The stretch-draw prestressing force of steel strap 5 be steel band ultimate tensile strength 30% ~ 60%.Evenly be coated with high ductility fibrous concrete surface layer 7 at frame wall filled with masonry 3 external surfaces, its thickness is 20mm, and high ductility fibrous concrete surface layer 7 coats frame wall filled with masonry 3, all steel plate strips 4, steel strap 5, bar dowel 6.Wherein, the diameter of bar dowel 6 is 10mm, and length is 120mm, the surperficial 20mm of its outstanding frame wall filled with masonry 3; The material of steel plate strip 4, this steel strap 5 can be selected cold rolling carbon element steel band, blue steel strip or galvanized steel strip, and the present embodiment is selected cold rolling carbon element steel band, and its intensity is at 280MPa, 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.
The bracing means of this embodiment is undertaken by following construction sequence:
At first, implant bar dowel 6 in the perpends on frame wall filled with masonry 3 surfaces; The level interval that adjacent bar dowel is 6 and longitudinal pitch are 300mm;
Then, every 300mm, at the steel strap 5 of a closure of frame wall filled with masonry 3 outsides stickups, arrange a steel plate strip 4 along frame wall filled with masonry 3 horizontal directions every 300mm along frame wall filled with masonry 3 short transverses.
At last, apply high ductility fibrous concrete surface layer 7 at frame wall filled with masonry 3 surface uniforms, this high ductility fibrous concrete surface layer 7 coats frame wall filled with masonry 1, bar dowel 6, steel plate strip 4 and steel strap 5.
the utility model utilizes steel plate strip and high ductility cement-base composite material surface layer stiffening frame infilled wall, utilize high ductility cement-base composite material surface layer to improve shear behavior and the shock resistance of frame wall filled with masonry, the most important thing is the acting in conjunction by steel plate strip and high ductility fibrous concrete surface layer, both frame wall filled with masonry was produced larger horizontal active restraint forces, improve the shear strength of frame wall filled with masonry, can improve the globality of frame wall filled with masonry again, effectively suppress the cracking of frame wall filled with masonry, greatly improve the deformability of frame wall filled with masonry self, thereby significantly improve globality and the anti-seismic performance of frame wall filled with masonry, effectively alleviate the destructiveness of geological process underframe infilled wall.
Claims (5)
1. one kind high ductile frame infilled wall, comprise horizontal Vierendeel girder (1), vertical frame column (2), between described Vierendeel girder (1) and frame column (2), frame wall filled with masonry (3) is set, it is characterized in that, be embedded with some bar dowels (6) in the perpends of described frame wall filled with masonry (3); Be furnished with some vertical steel plate strips (4) along frame wall filled with masonry (3) horizontal direction; Be furnished with some horizontal steel bands along frame wall filled with masonry (3) short transverse, every steel band forms closed steel strap (5) along frame wall filled with masonry (3) around a week; Be coated with high ductility fibrous concrete surface layer (7) at frame wall filled with masonry (3) external surface, described high ductility fibrous concrete surface layer (7) coats frame wall filled with masonry (3) and all bar dowel (6), steel plate strip (4), steel straps (5).
2. high ductile frame infilled wall as claimed in claim 1, is characterized in that, in described some bar dowels (6), level interval and longitudinal pitch between adjacent bar dowel (6) are 300mm, and the diameter of described bar dowel (6) is 10mm.
3. a kind of high ductile frame infilled wall as claimed in claim 1, is characterized in that, the thickness of described steel plate strip (4) is 5mm, and width is 100mm, and level interval and the longitudinal pitch of adjacent steel plate strip (4) are 300mm.
4. a kind of high ductile frame infilled wall as claimed in claim 1, is characterized in that, the steel band two ends of described formation steel strap (5) are fixing by fastener for bundling articles (8).
5. a kind of high ductile frame infilled wall as claimed in claim 1, is characterized in that, the thickness of described high ductility fibrous concrete surface layer (7) is 20 ~ 40mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220576127 CN202925715U (en) | 2012-11-04 | 2012-11-04 | High-ductility frame infilled wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220576127 CN202925715U (en) | 2012-11-04 | 2012-11-04 | High-ductility frame infilled wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202925715U true CN202925715U (en) | 2013-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220576127 Expired - Fee Related CN202925715U (en) | 2012-11-04 | 2012-11-04 | High-ductility frame infilled wall |
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| Country | Link |
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| CN (1) | CN202925715U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106401013A (en) * | 2016-09-13 | 2017-02-15 | 西南科技大学 | Manufacturing method of light composite load-bearing wall |
| CN113605562A (en) * | 2021-09-13 | 2021-11-05 | 西安五和土木工程新材料有限公司 | Reinforced filling wall structure and construction method thereof |
-
2012
- 2012-11-04 CN CN 201220576127 patent/CN202925715U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106401013A (en) * | 2016-09-13 | 2017-02-15 | 西南科技大学 | Manufacturing method of light composite load-bearing wall |
| CN113605562A (en) * | 2021-09-13 | 2021-11-05 | 西安五和土木工程新材料有限公司 | Reinforced filling wall structure and construction method thereof |
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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 |