CN202706255U - Non-binder concealed support reinforced concrete frame shear wall - Google Patents
Non-binder concealed support reinforced concrete frame shear wall Download PDFInfo
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- CN202706255U CN202706255U CN 201220186624 CN201220186624U CN202706255U CN 202706255 U CN202706255 U CN 202706255U CN 201220186624 CN201220186624 CN 201220186624 CN 201220186624 U CN201220186624 U CN 201220186624U CN 202706255 U CN202706255 U CN 202706255U
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Abstract
The utility model relates to a non-binder concealed support reinforced concrete frame shear wall and belongs to the technical field of structural construction. The non-binder concealed support reinforced concrete frame shear wall comprises a boundary beam, a boundary column and a shear wall board, and the boundary beam, the boundary column and the shear wall board are fixedly connected together. The shear wall board comprises a concealed support steel structure and reinforcing meshes which are distributed on two sides of the concealed support steel structure, and the concealed support steel structure and the reinforcing meshes constitute the shear wall board by concreting. Two ends of the concealed support steel structure are connected with a framework. The non-binder concealed support reinforced concrete frame shear wall is characterized in that non-anchoring positions of the concealed support steel structure are provided with non-binder layers. The non-binder concealed support reinforced concrete frame shear wall effectively solves the problems that a concrete shear wall is insufficient in ductility and poor in integrality, and meanwhile avoids the problems that a concealed support rips concrete and end portions of the concealed support are insufficient in anchoring and enables the whole system to have good ductility and integrality. In addition, the non-binder concealed support reinforced concrete frame shear wall is simple in structure, convenient to construct and good in economic performance.
Description
Technical field
The utility model relates to a kind of novel dark bearing bar combined concrete shear wall, in the development of the dark bearing bar concrete shear force wall of traditional shaped steel basis out, be particularly related to a kind of strong anchoring without the dark supporting type reinforced concrete combination shear wall of bonding, belong to technical field of structural engineering.
Background technology
The shock resistance of building has become the structural key problem that receives much concern in recent years.Reinforced concrete shear wall is a kind of traditional building structure aseismatic member, is applicable in the various structures types such as shear wall structure, frame shear wall structure, framework-core wall structure.Shear wall can be born most of earthquake effect owing to have larger anti-side rigidity.But the ductility of shear wall is relatively poor, and is in case cracking will produce very large Stiffness degradation effect, larger for the whole steadiness impact of structure.Existing employing is secretly supported the improvement scheme and is adopted steel bar hidden support or " shaped steel-reinforcing bar " dark supporting form, although around steel plate supports, be provided with the constraint of concrete core bundle, prevented the appearance that steel plate easily produces flexing destabilization problems outside the plane, but because steel plate is stronger with the compound action of confined concrete on every side, when the steel plate tension, confined concrete ftractures easily, and is larger for the resistance to overturning impact of shear wall; On the other hand, the anchoring that secretly is supported on the end is not enough, may cause the local failure of end.
The utility model content
The purpose of this utility model is for problems of the prior art, proposes a kind of without the dark bearing bar concrete frame shear wall of bonding and job practices thereof.The utility model can have been optimized the structure design of dark support shear wall guaranteeing that shear wall preferably in Ductility Index and the comprehensive anti-seismic performance, solves the problem of confined concrete crack in tension, improves the durability of shear wall.
The technical solution of the utility model is as follows:
The dark bearing bar Combined concrete frame-shear wall of a kind of nothing bonding of the present utility model comprises side bar 1, side column 5 and the shear wall slab that is fixed together, described shear wall slab comprises dark support steel structure and is distributed in the steel mesh reinforcement of dark support steel structure both sides that both form shear wall slab by concreting; Two ends and the framework of dark support steel structure are affixed; It is characterized in that non-anchoring place of described dark support steel structure is provided with without adhesive linkage 13.
Described in the utility modelly be provided with plastic sheeting or plastic foam without adhesive linkage 13 for non-anchoring place at dark support steel structure.
Dark support steel structure described in the utility model is the bearing diagonal 12 that steel plate, i shaped steel or H shaped steel consist of, and its two ends are welded with shear connector 4, and bearing diagonal places respectively framework inner in two ends about in the of 12, and affixed by concreting and framework.
Bearing diagonal described in the utility model be shaped as X-shaped, herringbone or splayed.
Of the present utility model have following advantage without the dark bearing bar concrete frame shear wall of bonding and job practices thereof:
Effectively improve the not enough and bad problem of globality of concrete shear force wall ductility, avoid simultaneously secretly supporting the drawing crack concrete and reach the problem that secretly is supported on the end anchorage deficiency, make whole system have better ductility and globality, simple structure, easy construction, economic performance is more excellent.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is A-A sectional drawing among Fig. 1;
Fig. 3 is B-B sectional drawing among Fig. 1;
Fig. 4 is C-C sectional drawing among Fig. 1;
Fig. 5-the 7th, the bearing diagonal schematic diagram that adopts H shaped steel to consist of in the utility model;
Among the figure: the 1-side bar; 2-beam longitudinal reinforcement; The 3-beam stirrup; The 4-shear connector; The 5-side column; The 6-post is indulged muscle; The 7-rectangle hoop; 8-octagon stirrup; The 9-shear wall slab; The vertical distribution reinforcement of 10-wallboard; 11-wallboard transversely distributed steelbar; The 12-bearing diagonal; The 13-adhesive-less layer; The 14-wallboard sockets reinforcing bar.
The specific embodiment
Below in conjunction with accompanying drawing, structure of the present utility model, work progress are further described.
Of the present utility model a kind of without the dark bearing bar concrete frame shear wall of bonding, such as Fig. 1, Fig. 2, Fig. 3, shown in Figure 4.This frame-shear wall comprises, framework and the shear wall slab 9 of the side bar 1 that is fixed together, side column 5, vertical muscle 2, rectangle hoop 3, octagon stirrup.Described framework, side bar 1 is the square-section, arrangement of reinforcement is the vertical muscle 2 of every limit disposed at equal distance, arranges across a certain distance rectangle hoop 3 along the vertical muscle of beam, is evenly distributed to beam-ends.Side column 5 is the square-section, and arrangement of reinforcement is the vertical muscle 6 of every limit disposed at equal distance, arranges across a certain distance rectangle hoop 7 and octagon stirrup 8 along the vertical muscle of beam, is evenly distributed to styletable.Shear wall slab 9 comprises dark support steel structure, two steel mesh reinforcements, and both form shear wall slab by concreting; Two ends and the framework of dark support steel structure are fixed together; Two steel mesh reinforcements are for arranging transversely distributed steelbar 11 and vertical distribution reinforcement 10 along laterally reaching vertically to be evenly distributed, and in the fixing formation of crosspoint colligation, be positioned at dark support steel structure both sides, the up and down distribution reinforcement of steel mesh reinforcement inserts respectively in the side bar 1 and side column 5 of framework, and guarantee certain anchorage length, between two steel mesh reinforcements, adopt to socket reinforcing bar 14 and socket.Above-mentioned technical characterictic is same as the prior art, below does not remake description.
Innovative point of the present utility model mainly is the improvement to dark support steel structure, and particularly non-anchoring place at dark support steel structure is provided with without adhesive linkage 13, is used for isolating dark support steel structure and contacts with concrete.It is compared with existing dark support shear wall, can solve the problem of confined concrete crack in tension when guaranteeing that shear wall reaches preferably Ductility Index and comprehensive anti-seismic performance, has optimized the structure design of dark support shear wall, improves the durability of shear wall.
Non-anchoring place of above-mentioned dark support steel structure be provided with without adhesive linkage 13 can be the mode of covered with plastic film, parcel thin plastic foam or stenciling coating form without adhesive linkage.
Above-mentioned dark support steel structure is the bearing diagonal 12 that steel plate, i shaped steel or H shaped steel (extremely shown in Figure 6 such as Fig. 5) consist of, and at bearing diagonal upper/lower terminal welding shear connector 4, place framework inner (namely, the bearing diagonal upper/lower terminal stretches into respectively in the upper and lower side bar 1), then form anchoring by concreting and framework.
Above-mentioned bearing diagonal 12 can be X-shaped (as shown in Figure 1) or herringbone, splayed, and is applicable equally for many groups of dark supporting forms of herringbone bearing diagonal, splayed bearing diagonal and rectangle wallboard, no longer illustrates and enumerates.
Described in the utility model without the dark bearing bar concrete frame shear wall of bonding, its job practices is as follows: in factory built-in dark support (steel plate or shaped steel) 12 is completed, and increase adhesive-less layer 13 on the surface, at anchorage zone welding shear connector 4.The reinforcing bar of first colligation side column 5 and side bar 1 at the construction field (site), with built-in dark support (steel plate or shaped steel) 12 at the scene behind the installation in position, form steel mesh reinforcement at the vertical distribution reinforcement 10 of its both sides colligation and transversely distributed steelbar 11, fluid concrete, thus formation strong anchoring as shown in the figure is without the dark support shear wall of the built-in steel plate of bonding (shaped steel).
The strong anchoring that the utility model adopts can effectively improve the not enough and bad problem of globality of concrete shear force wall ductility without the dark support combinations shear wall of bonding, avoid simultaneously secretly supporting the drawing crack concrete and reach the problem that secretly is supported on the end anchorage deficiency, make whole system have better ductility and globality, simple structure, easy construction, economic performance is more excellent.
Claims (4)
- One kind without the bonding dark bearing bar concrete frame shear wall, this frame-shear wall comprises side bar (1), side column (5) and the shear wall slab that is fixed together, described shear wall slab comprises dark support steel structure and is distributed in the steel mesh reinforcement of dark support steel structure both sides that both form shear wall slab by concreting; Two ends and the framework of dark support steel structure are affixed; It is characterized in that non-anchoring place of described dark support steel structure is provided with without adhesive linkage (13).
- 2. frame-shear wall according to claim 1 is characterized in that, describedly is provided with plastic sheeting or plastic foam without adhesive linkage (13) for non-anchoring place at dark support steel structure.
- 3. frame-shear wall according to claim 1 and 2, it is characterized in that, described dark support steel structure is the bearing diagonal (12) that steel plate, i shaped steel or H shaped steel consist of, its two ends are welded with shear connector (4), bearing diagonal (12) up and down two ends places respectively framework inner, and affixed by concreting and framework.
- 4. frame-shear wall according to claim 3 is characterized in that, described bearing diagonal be shaped as X-shaped, herringbone or splayed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220186624 CN202706255U (en) | 2012-04-27 | 2012-04-27 | Non-binder concealed support reinforced concrete frame shear wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220186624 CN202706255U (en) | 2012-04-27 | 2012-04-27 | Non-binder concealed support reinforced concrete frame shear wall |
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| Publication Number | Publication Date |
|---|---|
| CN202706255U true CN202706255U (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220186624 Expired - Lifetime CN202706255U (en) | 2012-04-27 | 2012-04-27 | Non-binder concealed support reinforced concrete frame shear wall |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635177A (en) * | 2012-04-27 | 2012-08-15 | 清华大学 | Un-bonded concealed bracing type shear wall for reinforced concrete frame and construction method thereof |
| CN103726585A (en) * | 2013-12-09 | 2014-04-16 | 同济大学 | Anti-buckling energy consumption steel plate shear wall with concealed brace |
| CN106223515A (en) * | 2016-08-30 | 2016-12-14 | 姚攀峰 | A kind of prefabricated buckling-restrained steel plate strip reinforced concrete shear wall and preparation method thereof |
| CN108824675A (en) * | 2018-05-07 | 2018-11-16 | 北京工业大学 | A kind of shear wall and preparation method thereof |
| CN114876262A (en) * | 2021-12-08 | 2022-08-09 | 长沙理工大学 | Superimposed shear wall and building |
-
2012
- 2012-04-27 CN CN 201220186624 patent/CN202706255U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635177A (en) * | 2012-04-27 | 2012-08-15 | 清华大学 | Un-bonded concealed bracing type shear wall for reinforced concrete frame and construction method thereof |
| CN103726585A (en) * | 2013-12-09 | 2014-04-16 | 同济大学 | Anti-buckling energy consumption steel plate shear wall with concealed brace |
| CN106223515A (en) * | 2016-08-30 | 2016-12-14 | 姚攀峰 | A kind of prefabricated buckling-restrained steel plate strip reinforced concrete shear wall and preparation method thereof |
| CN108824675A (en) * | 2018-05-07 | 2018-11-16 | 北京工业大学 | A kind of shear wall and preparation method thereof |
| CN114876262A (en) * | 2021-12-08 | 2022-08-09 | 长沙理工大学 | Superimposed shear wall and building |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |